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147,600
wcharczuk/go-chart
matrix/matrix.go
DiagonalVector
func (m *Matrix) DiagonalVector() Vector { rows, cols := m.Size() rank := minInt(rows, cols) values := make([]float64, rank) for index := 0; index < rank; index++ { values[index] = m.Get(index, index) } return Vector(values) }
go
func (m *Matrix) DiagonalVector() Vector { rows, cols := m.Size() rank := minInt(rows, cols) values := make([]float64, rank) for index := 0; index < rank; index++ { values[index] = m.Get(index, index) } return Vector(values) }
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// DiagonalVector returns a vector from the diagonal of a matrix.
[ "DiagonalVector", "returns", "a", "vector", "from", "the", "diagonal", "of", "a", "matrix", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/matrix/matrix.go#L293-L302
147,601
wcharczuk/go-chart
matrix/matrix.go
Diagonal
func (m *Matrix) Diagonal() *Matrix { rows, cols := m.Size() rank := minInt(rows, cols) m2 := New(rank, rank) for index := 0; index < rank; index++ { m2.Set(index, index, m.Get(index, index)) } return m2 }
go
func (m *Matrix) Diagonal() *Matrix { rows, cols := m.Size() rank := minInt(rows, cols) m2 := New(rank, rank) for index := 0; index < rank; index++ { m2.Set(index, index, m.Get(index, index)) } return m2 }
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// Diagonal returns a matrix from the diagonal of a matrix.
[ "Diagonal", "returns", "a", "matrix", "from", "the", "diagonal", "of", "a", "matrix", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/matrix/matrix.go#L305-L314
147,602
wcharczuk/go-chart
matrix/matrix.go
Equals
func (m *Matrix) Equals(other *Matrix) bool { if other == nil && m != nil { return false } else if other == nil { return true } if m.stride != other.stride { return false } msize := len(m.elements) m2size := len(other.elements) if msize != m2size { return false } for i := 0; i < msize; i++ { if m.elements[i] != other.elements[i] { return false } } return true }
go
func (m *Matrix) Equals(other *Matrix) bool { if other == nil && m != nil { return false } else if other == nil { return true } if m.stride != other.stride { return false } msize := len(m.elements) m2size := len(other.elements) if msize != m2size { return false } for i := 0; i < msize; i++ { if m.elements[i] != other.elements[i] { return false } } return true }
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// Equals returns if a matrix equals another matrix.
[ "Equals", "returns", "if", "a", "matrix", "equals", "another", "matrix", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/matrix/matrix.go#L317-L341
147,603
wcharczuk/go-chart
matrix/matrix.go
L
func (m *Matrix) L() *Matrix { rows, cols := m.Size() m2 := New(rows, cols) for row := 0; row < rows; row++ { for col := row; col < cols; col++ { m2.Set(row, col, m.Get(row, col)) } } return m2 }
go
func (m *Matrix) L() *Matrix { rows, cols := m.Size() m2 := New(rows, cols) for row := 0; row < rows; row++ { for col := row; col < cols; col++ { m2.Set(row, col, m.Get(row, col)) } } return m2 }
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// L returns the matrix with zeros below the diagonal.
[ "L", "returns", "the", "matrix", "with", "zeros", "below", "the", "diagonal", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/matrix/matrix.go#L344-L353
147,604
wcharczuk/go-chart
matrix/matrix.go
Multiply
func (m *Matrix) Multiply(m2 *Matrix) (m3 *Matrix, err error) { if m.stride*m2.stride != len(m2.elements) { return nil, ErrDimensionMismatch } m3 = &Matrix{epsilon: m.epsilon, stride: m2.stride, elements: make([]float64, (len(m.elements)/m.stride)*m2.stride)} for m1c0, m3x := 0, 0; m1c0 < len(m.elements); m1c0 += m.stride { for m2r0 := 0; m2r0 < m2.stride; m2r0++ { for m1x, m2x := m1c0, m2r0; m2x < len(m2.elements); m2x += m2.stride { m3.elements[m3x] += m.elements[m1x] * m2.elements[m2x] m1x++ } m3x++ } } return }
go
func (m *Matrix) Multiply(m2 *Matrix) (m3 *Matrix, err error) { if m.stride*m2.stride != len(m2.elements) { return nil, ErrDimensionMismatch } m3 = &Matrix{epsilon: m.epsilon, stride: m2.stride, elements: make([]float64, (len(m.elements)/m.stride)*m2.stride)} for m1c0, m3x := 0, 0; m1c0 < len(m.elements); m1c0 += m.stride { for m2r0 := 0; m2r0 < m2.stride; m2r0++ { for m1x, m2x := m1c0, m2r0; m2x < len(m2.elements); m2x += m2.stride { m3.elements[m3x] += m.elements[m1x] * m2.elements[m2x] m1x++ } m3x++ } } return }
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// math operations // Multiply multiplies two matrices.
[ "math", "operations", "Multiply", "multiplies", "two", "matrices", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/matrix/matrix.go#L371-L387
147,605
wcharczuk/go-chart
matrix/matrix.go
Pivotize
func (m *Matrix) Pivotize() *Matrix { pv := make([]int, m.stride) for i := range pv { pv[i] = i } for j, dx := 0, 0; j < m.stride; j++ { row := j max := m.elements[dx] for i, ixcj := j, dx; i < m.stride; i++ { if m.elements[ixcj] > max { max = m.elements[ixcj] row = i } ixcj += m.stride } if j != row { pv[row], pv[j] = pv[j], pv[row] } dx += m.stride + 1 } p := Zero(m.stride, m.stride) for r, c := range pv { p.elements[r*m.stride+c] = 1 } return p }
go
func (m *Matrix) Pivotize() *Matrix { pv := make([]int, m.stride) for i := range pv { pv[i] = i } for j, dx := 0, 0; j < m.stride; j++ { row := j max := m.elements[dx] for i, ixcj := j, dx; i < m.stride; i++ { if m.elements[ixcj] > max { max = m.elements[ixcj] row = i } ixcj += m.stride } if j != row { pv[row], pv[j] = pv[j], pv[row] } dx += m.stride + 1 } p := Zero(m.stride, m.stride) for r, c := range pv { p.elements[r*m.stride+c] = 1 } return p }
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// Pivotize does something i'm not sure what.
[ "Pivotize", "does", "something", "i", "m", "not", "sure", "what", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/matrix/matrix.go#L390-L417
147,606
wcharczuk/go-chart
matrix/matrix.go
Times
func (m *Matrix) Times(m2 *Matrix) (*Matrix, error) { mr, mc := m.Size() m2r, m2c := m2.Size() if mc != m2r { return nil, fmt.Errorf("cannot multiply (%dx%d) and (%dx%d)", mr, mc, m2r, m2c) //return nil, ErrDimensionMismatch } c := Zero(mr, m2c) for i := 0; i < mr; i++ { sums := c.elements[i*c.stride : (i+1)*c.stride] for k, a := range m.elements[i*m.stride : i*m.stride+m.stride] { for j, b := range m2.elements[k*m2.stride : k*m2.stride+m2.stride] { sums[j] += a * b } } } return c, nil }
go
func (m *Matrix) Times(m2 *Matrix) (*Matrix, error) { mr, mc := m.Size() m2r, m2c := m2.Size() if mc != m2r { return nil, fmt.Errorf("cannot multiply (%dx%d) and (%dx%d)", mr, mc, m2r, m2c) //return nil, ErrDimensionMismatch } c := Zero(mr, m2c) for i := 0; i < mr; i++ { sums := c.elements[i*c.stride : (i+1)*c.stride] for k, a := range m.elements[i*m.stride : i*m.stride+m.stride] { for j, b := range m2.elements[k*m2.stride : k*m2.stride+m2.stride] { sums[j] += a * b } } } return c, nil }
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// Times returns the product of a matrix and another.
[ "Times", "returns", "the", "product", "of", "a", "matrix", "and", "another", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/matrix/matrix.go#L420-L441
147,607
wcharczuk/go-chart
matrix/matrix.go
LU
func (m *Matrix) LU() (l, u, p *Matrix) { l = Zero(m.stride, m.stride) u = Zero(m.stride, m.stride) p = m.Pivotize() m, _ = p.Multiply(m) for j, jxc0 := 0, 0; j < m.stride; j++ { l.elements[jxc0+j] = 1 for i, ixc0 := 0, 0; ixc0 <= jxc0; i++ { sum := 0. for k, kxcj := 0, j; k < i; k++ { sum += u.elements[kxcj] * l.elements[ixc0+k] kxcj += m.stride } u.elements[ixc0+j] = m.elements[ixc0+j] - sum ixc0 += m.stride } for ixc0 := jxc0; ixc0 < len(m.elements); ixc0 += m.stride { sum := 0. for k, kxcj := 0, j; k < j; k++ { sum += u.elements[kxcj] * l.elements[ixc0+k] kxcj += m.stride } l.elements[ixc0+j] = (m.elements[ixc0+j] - sum) / u.elements[jxc0+j] } jxc0 += m.stride } return }
go
func (m *Matrix) LU() (l, u, p *Matrix) { l = Zero(m.stride, m.stride) u = Zero(m.stride, m.stride) p = m.Pivotize() m, _ = p.Multiply(m) for j, jxc0 := 0, 0; j < m.stride; j++ { l.elements[jxc0+j] = 1 for i, ixc0 := 0, 0; ixc0 <= jxc0; i++ { sum := 0. for k, kxcj := 0, j; k < i; k++ { sum += u.elements[kxcj] * l.elements[ixc0+k] kxcj += m.stride } u.elements[ixc0+j] = m.elements[ixc0+j] - sum ixc0 += m.stride } for ixc0 := jxc0; ixc0 < len(m.elements); ixc0 += m.stride { sum := 0. for k, kxcj := 0, j; k < j; k++ { sum += u.elements[kxcj] * l.elements[ixc0+k] kxcj += m.stride } l.elements[ixc0+j] = (m.elements[ixc0+j] - sum) / u.elements[jxc0+j] } jxc0 += m.stride } return }
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// Decompositions // LU performs the LU decomposition.
[ "Decompositions", "LU", "performs", "the", "LU", "decomposition", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/matrix/matrix.go#L446-L473
147,608
wcharczuk/go-chart
matrix/matrix.go
Transpose
func (m *Matrix) Transpose() *Matrix { rows, cols := m.Size() m2 := Zero(cols, rows) for i := 0; i < rows; i++ { for j := 0; j < cols; j++ { m2.Set(j, i, m.Get(i, j)) } } return m2 }
go
func (m *Matrix) Transpose() *Matrix { rows, cols := m.Size() m2 := Zero(cols, rows) for i := 0; i < rows; i++ { for j := 0; j < cols; j++ { m2.Set(j, i, m.Get(i, j)) } } return m2 }
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// Transpose flips a matrix about its diagonal, returning a new copy.
[ "Transpose", "flips", "a", "matrix", "about", "its", "diagonal", "returning", "a", "new", "copy", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/matrix/matrix.go#L550-L559
147,609
wcharczuk/go-chart
value.go
Values
func (vs Values) Values() []float64 { values := make([]float64, len(vs)) for index, v := range vs { values[index] = v.Value } return values }
go
func (vs Values) Values() []float64 { values := make([]float64, len(vs)) for index, v := range vs { values[index] = v.Value } return values }
[ "func", "(", "vs", "Values", ")", "Values", "(", ")", "[", "]", "float64", "{", "values", ":=", "make", "(", "[", "]", "float64", ",", "len", "(", "vs", ")", ")", "\n", "for", "index", ",", "v", ":=", "range", "vs", "{", "values", "[", "index", "]", "=", "v", ".", "Value", "\n", "}", "\n", "return", "values", "\n", "}" ]
// Values returns the values.
[ "Values", "returns", "the", "values", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/value.go#L16-L22
147,610
wcharczuk/go-chart
value.go
Normalize
func (vs Values) Normalize() []Value { var output []Value var total float64 for _, v := range vs { total += v.Value } for _, v := range vs { if v.Value > 0 { output = append(output, Value{ Style: v.Style, Label: v.Label, Value: util.Math.RoundDown(v.Value/total, 0.0001), }) } } return output }
go
func (vs Values) Normalize() []Value { var output []Value var total float64 for _, v := range vs { total += v.Value } for _, v := range vs { if v.Value > 0 { output = append(output, Value{ Style: v.Style, Label: v.Label, Value: util.Math.RoundDown(v.Value/total, 0.0001), }) } } return output }
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// Normalize returns the values normalized.
[ "Normalize", "returns", "the", "values", "normalized", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/value.go#L30-L48
147,611
wcharczuk/go-chart
value_formatter.go
formatTime
func formatTime(v interface{}, dateFormat string) string { if typed, isTyped := v.(time.Time); isTyped { return typed.Format(dateFormat) } if typed, isTyped := v.(int64); isTyped { return time.Unix(0, typed).Format(dateFormat) } if typed, isTyped := v.(float64); isTyped { return time.Unix(0, int64(typed)).Format(dateFormat) } return "" }
go
func formatTime(v interface{}, dateFormat string) string { if typed, isTyped := v.(time.Time); isTyped { return typed.Format(dateFormat) } if typed, isTyped := v.(int64); isTyped { return time.Unix(0, typed).Format(dateFormat) } if typed, isTyped := v.(float64); isTyped { return time.Unix(0, int64(typed)).Format(dateFormat) } return "" }
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// TimeValueFormatterWithFormat is a ValueFormatter for timestamps with a given format.
[ "TimeValueFormatterWithFormat", "is", "a", "ValueFormatter", "for", "timestamps", "with", "a", "given", "format", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/value_formatter.go#L40-L51
147,612
wcharczuk/go-chart
value_formatter.go
IntValueFormatter
func IntValueFormatter(v interface{}) string { switch v.(type) { case int: return strconv.Itoa(v.(int)) case int64: return strconv.FormatInt(v.(int64), 10) case float32: return strconv.FormatInt(int64(v.(float32)), 10) case float64: return strconv.FormatInt(int64(v.(float64)), 10) default: return "" } }
go
func IntValueFormatter(v interface{}) string { switch v.(type) { case int: return strconv.Itoa(v.(int)) case int64: return strconv.FormatInt(v.(int64), 10) case float32: return strconv.FormatInt(int64(v.(float32)), 10) case float64: return strconv.FormatInt(int64(v.(float64)), 10) default: return "" } }
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// IntValueFormatter is a ValueFormatter for float64.
[ "IntValueFormatter", "is", "a", "ValueFormatter", "for", "float64", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/value_formatter.go#L54-L67
147,613
wcharczuk/go-chart
value_formatter.go
FloatValueFormatterWithFormat
func FloatValueFormatterWithFormat(v interface{}, floatFormat string) string { if typed, isTyped := v.(int); isTyped { return fmt.Sprintf(floatFormat, float64(typed)) } if typed, isTyped := v.(int64); isTyped { return fmt.Sprintf(floatFormat, float64(typed)) } if typed, isTyped := v.(float32); isTyped { return fmt.Sprintf(floatFormat, typed) } if typed, isTyped := v.(float64); isTyped { return fmt.Sprintf(floatFormat, typed) } return "" }
go
func FloatValueFormatterWithFormat(v interface{}, floatFormat string) string { if typed, isTyped := v.(int); isTyped { return fmt.Sprintf(floatFormat, float64(typed)) } if typed, isTyped := v.(int64); isTyped { return fmt.Sprintf(floatFormat, float64(typed)) } if typed, isTyped := v.(float32); isTyped { return fmt.Sprintf(floatFormat, typed) } if typed, isTyped := v.(float64); isTyped { return fmt.Sprintf(floatFormat, typed) } return "" }
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// FloatValueFormatterWithFormat is a ValueFormatter for float64 with a given format.
[ "FloatValueFormatterWithFormat", "is", "a", "ValueFormatter", "for", "float64", "with", "a", "given", "format", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/value_formatter.go#L84-L98
147,614
wcharczuk/go-chart
time_series.go
GetValues
func (ts TimeSeries) GetValues(index int) (x, y float64) { x = util.Time.ToFloat64(ts.XValues[index]) y = ts.YValues[index] return }
go
func (ts TimeSeries) GetValues(index int) (x, y float64) { x = util.Time.ToFloat64(ts.XValues[index]) y = ts.YValues[index] return }
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// GetValues gets x, y values at a given index.
[ "GetValues", "gets", "x", "y", "values", "at", "a", "given", "index", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/time_series.go#L45-L49
147,615
wcharczuk/go-chart
time_series.go
GetFirstValues
func (ts TimeSeries) GetFirstValues() (x, y float64) { x = util.Time.ToFloat64(ts.XValues[0]) y = ts.YValues[0] return }
go
func (ts TimeSeries) GetFirstValues() (x, y float64) { x = util.Time.ToFloat64(ts.XValues[0]) y = ts.YValues[0] return }
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// GetFirstValues gets the first values.
[ "GetFirstValues", "gets", "the", "first", "values", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/time_series.go#L52-L56
147,616
wcharczuk/go-chart
time_series.go
GetLastValues
func (ts TimeSeries) GetLastValues() (x, y float64) { x = util.Time.ToFloat64(ts.XValues[len(ts.XValues)-1]) y = ts.YValues[len(ts.YValues)-1] return }
go
func (ts TimeSeries) GetLastValues() (x, y float64) { x = util.Time.ToFloat64(ts.XValues[len(ts.XValues)-1]) y = ts.YValues[len(ts.YValues)-1] return }
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// GetLastValues gets the last values.
[ "GetLastValues", "gets", "the", "last", "values", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/time_series.go#L59-L63
147,617
wcharczuk/go-chart
util/time.go
Millis
func (tu timeUtil) Millis(d time.Duration) float64 { return float64(d) / float64(time.Millisecond) }
go
func (tu timeUtil) Millis(d time.Duration) float64 { return float64(d) / float64(time.Millisecond) }
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// Millis returns the duration as milliseconds.
[ "Millis", "returns", "the", "duration", "as", "milliseconds", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/util/time.go#L13-L15
147,618
wcharczuk/go-chart
util/time.go
ToFloat64
func (tu timeUtil) ToFloat64(t time.Time) float64 { return float64(t.UnixNano()) }
go
func (tu timeUtil) ToFloat64(t time.Time) float64 { return float64(t.UnixNano()) }
[ "func", "(", "tu", "timeUtil", ")", "ToFloat64", "(", "t", "time", ".", "Time", ")", "float64", "{", "return", "float64", "(", "t", ".", "UnixNano", "(", ")", ")", "\n", "}" ]
// TimeToFloat64 returns a float64 representation of a time.
[ "TimeToFloat64", "returns", "a", "float64", "representation", "of", "a", "time", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/util/time.go#L18-L20
147,619
wcharczuk/go-chart
util/time.go
FromFloat64
func (tu timeUtil) FromFloat64(tf float64) time.Time { return time.Unix(0, int64(tf)) }
go
func (tu timeUtil) FromFloat64(tf float64) time.Time { return time.Unix(0, int64(tf)) }
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// Float64ToTime returns a time from a float64.
[ "Float64ToTime", "returns", "a", "time", "from", "a", "float64", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/util/time.go#L23-L25
147,620
wcharczuk/go-chart
util/time.go
StartAndEnd
func (tu timeUtil) StartAndEnd(values ...time.Time) (start time.Time, end time.Time) { if len(values) == 0 { return } start = values[0] end = values[0] for _, v := range values[1:] { if end.Before(v) { end = v } if start.After(v) { start = v } } return }
go
func (tu timeUtil) StartAndEnd(values ...time.Time) (start time.Time, end time.Time) { if len(values) == 0 { return } start = values[0] end = values[0] for _, v := range values[1:] { if end.Before(v) { end = v } if start.After(v) { start = v } } return }
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// StartAndEnd returns the start and end of a given set of time in one pass.
[ "StartAndEnd", "returns", "the", "start", "and", "end", "of", "a", "given", "set", "of", "time", "in", "one", "pass", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/util/time.go#L82-L99
147,621
wcharczuk/go-chart
sma_series.go
GetPeriod
func (sma SMASeries) GetPeriod(defaults ...int) int { if sma.Period == 0 { if len(defaults) > 0 { return defaults[0] } return DefaultSimpleMovingAveragePeriod } return sma.Period }
go
func (sma SMASeries) GetPeriod(defaults ...int) int { if sma.Period == 0 { if len(defaults) > 0 { return defaults[0] } return DefaultSimpleMovingAveragePeriod } return sma.Period }
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// GetPeriod returns the window size.
[ "GetPeriod", "returns", "the", "window", "size", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/sma_series.go#L52-L60
147,622
wcharczuk/go-chart
style.go
StyleTextDefaults
func StyleTextDefaults() Style { font, _ := GetDefaultFont() return Style{ Show: true, Font: font, FontColor: DefaultTextColor, FontSize: DefaultTitleFontSize, } }
go
func StyleTextDefaults() Style { font, _ := GetDefaultFont() return Style{ Show: true, Font: font, FontColor: DefaultTextColor, FontSize: DefaultTitleFontSize, } }
[ "func", "StyleTextDefaults", "(", ")", "Style", "{", "font", ",", "_", ":=", "GetDefaultFont", "(", ")", "\n", "return", "Style", "{", "Show", ":", "true", ",", "Font", ":", "font", ",", "FontColor", ":", "DefaultTextColor", ",", "FontSize", ":", "DefaultTitleFontSize", ",", "}", "\n", "}" ]
// StyleTextDefaults returns a style for drawing outside a // chart context.
[ "StyleTextDefaults", "returns", "a", "style", "for", "drawing", "outside", "a", "chart", "context", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/style.go#L27-L35
147,623
wcharczuk/go-chart
style.go
IsZero
func (s Style) IsZero() bool { return s.StrokeColor.IsZero() && s.StrokeWidth == 0 && s.DotColor.IsZero() && s.DotWidth == 0 && s.FillColor.IsZero() && s.FontColor.IsZero() && s.FontSize == 0 && s.Font == nil && s.ClassName == "" }
go
func (s Style) IsZero() bool { return s.StrokeColor.IsZero() && s.StrokeWidth == 0 && s.DotColor.IsZero() && s.DotWidth == 0 && s.FillColor.IsZero() && s.FontColor.IsZero() && s.FontSize == 0 && s.Font == nil && s.ClassName == "" }
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// IsZero returns if the object is set or not.
[ "IsZero", "returns", "if", "the", "object", "is", "set", "or", "not", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/style.go#L68-L78
147,624
wcharczuk/go-chart
style.go
String
func (s Style) String() string { if s.IsZero() { return "{}" } var output []string if s.Show { output = []string{"\"show\": true"} } else { output = []string{"\"show\": false"} } if s.ClassName != "" { output = append(output, fmt.Sprintf("\"class_name\": %s", s.ClassName)) } else { output = append(output, "\"class_name\": null") } if !s.Padding.IsZero() { output = append(output, fmt.Sprintf("\"padding\": %s", s.Padding.String())) } else { output = append(output, "\"padding\": null") } if s.StrokeWidth >= 0 { output = append(output, fmt.Sprintf("\"stroke_width\": %0.2f", s.StrokeWidth)) } else { output = append(output, "\"stroke_width\": null") } if !s.StrokeColor.IsZero() { output = append(output, fmt.Sprintf("\"stroke_color\": %s", s.StrokeColor.String())) } else { output = append(output, "\"stroke_color\": null") } if len(s.StrokeDashArray) > 0 { var elements []string for _, v := range s.StrokeDashArray { elements = append(elements, fmt.Sprintf("%.2f", v)) } dashArray := strings.Join(elements, ", ") output = append(output, fmt.Sprintf("\"stroke_dash_array\": [%s]", dashArray)) } else { output = append(output, "\"stroke_dash_array\": null") } if s.DotWidth >= 0 { output = append(output, fmt.Sprintf("\"dot_width\": %0.2f", s.DotWidth)) } else { output = append(output, "\"dot_width\": null") } if !s.DotColor.IsZero() { output = append(output, fmt.Sprintf("\"dot_color\": %s", s.DotColor.String())) } else { output = append(output, "\"dot_color\": null") } if !s.FillColor.IsZero() { output = append(output, fmt.Sprintf("\"fill_color\": %s", s.FillColor.String())) } else { output = append(output, "\"fill_color\": null") } if s.FontSize != 0 { output = append(output, fmt.Sprintf("\"font_size\": \"%0.2fpt\"", s.FontSize)) } else { output = append(output, "\"font_size\": null") } if !s.FontColor.IsZero() { output = append(output, fmt.Sprintf("\"font_color\": %s", s.FontColor.String())) } else { output = append(output, "\"font_color\": null") } if s.Font != nil { output = append(output, fmt.Sprintf("\"font\": \"%s\"", s.Font.Name(truetype.NameIDFontFamily))) } else { output = append(output, "\"font_color\": null") } return "{" + strings.Join(output, ", ") + "}" }
go
func (s Style) String() string { if s.IsZero() { return "{}" } var output []string if s.Show { output = []string{"\"show\": true"} } else { output = []string{"\"show\": false"} } if s.ClassName != "" { output = append(output, fmt.Sprintf("\"class_name\": %s", s.ClassName)) } else { output = append(output, "\"class_name\": null") } if !s.Padding.IsZero() { output = append(output, fmt.Sprintf("\"padding\": %s", s.Padding.String())) } else { output = append(output, "\"padding\": null") } if s.StrokeWidth >= 0 { output = append(output, fmt.Sprintf("\"stroke_width\": %0.2f", s.StrokeWidth)) } else { output = append(output, "\"stroke_width\": null") } if !s.StrokeColor.IsZero() { output = append(output, fmt.Sprintf("\"stroke_color\": %s", s.StrokeColor.String())) } else { output = append(output, "\"stroke_color\": null") } if len(s.StrokeDashArray) > 0 { var elements []string for _, v := range s.StrokeDashArray { elements = append(elements, fmt.Sprintf("%.2f", v)) } dashArray := strings.Join(elements, ", ") output = append(output, fmt.Sprintf("\"stroke_dash_array\": [%s]", dashArray)) } else { output = append(output, "\"stroke_dash_array\": null") } if s.DotWidth >= 0 { output = append(output, fmt.Sprintf("\"dot_width\": %0.2f", s.DotWidth)) } else { output = append(output, "\"dot_width\": null") } if !s.DotColor.IsZero() { output = append(output, fmt.Sprintf("\"dot_color\": %s", s.DotColor.String())) } else { output = append(output, "\"dot_color\": null") } if !s.FillColor.IsZero() { output = append(output, fmt.Sprintf("\"fill_color\": %s", s.FillColor.String())) } else { output = append(output, "\"fill_color\": null") } if s.FontSize != 0 { output = append(output, fmt.Sprintf("\"font_size\": \"%0.2fpt\"", s.FontSize)) } else { output = append(output, "\"font_size\": null") } if !s.FontColor.IsZero() { output = append(output, fmt.Sprintf("\"font_color\": %s", s.FontColor.String())) } else { output = append(output, "\"font_color\": null") } if s.Font != nil { output = append(output, fmt.Sprintf("\"font\": \"%s\"", s.Font.Name(truetype.NameIDFontFamily))) } else { output = append(output, "\"font_color\": null") } return "{" + strings.Join(output, ", ") + "}" }
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// String returns a text representation of the style.
[ "String", "returns", "a", "text", "representation", "of", "the", "style", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/style.go#L81-L165
147,625
wcharczuk/go-chart
style.go
GetStrokeColor
func (s Style) GetStrokeColor(defaults ...drawing.Color) drawing.Color { if s.StrokeColor.IsZero() { if len(defaults) > 0 { return defaults[0] } return drawing.ColorTransparent } return s.StrokeColor }
go
func (s Style) GetStrokeColor(defaults ...drawing.Color) drawing.Color { if s.StrokeColor.IsZero() { if len(defaults) > 0 { return defaults[0] } return drawing.ColorTransparent } return s.StrokeColor }
[ "func", "(", "s", "Style", ")", "GetStrokeColor", "(", "defaults", "...", "drawing", ".", "Color", ")", "drawing", ".", "Color", "{", "if", "s", ".", "StrokeColor", ".", "IsZero", "(", ")", "{", "if", "len", "(", "defaults", ")", ">", "0", "{", "return", "defaults", "[", "0", "]", "\n", "}", "\n", "return", "drawing", ".", "ColorTransparent", "\n", "}", "\n", "return", "s", ".", "StrokeColor", "\n", "}" ]
// GetStrokeColor returns the stroke color.
[ "GetStrokeColor", "returns", "the", "stroke", "color", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/style.go#L178-L186
147,626
wcharczuk/go-chart
style.go
GetFillColor
func (s Style) GetFillColor(defaults ...drawing.Color) drawing.Color { if s.FillColor.IsZero() { if len(defaults) > 0 { return defaults[0] } return drawing.ColorTransparent } return s.FillColor }
go
func (s Style) GetFillColor(defaults ...drawing.Color) drawing.Color { if s.FillColor.IsZero() { if len(defaults) > 0 { return defaults[0] } return drawing.ColorTransparent } return s.FillColor }
[ "func", "(", "s", "Style", ")", "GetFillColor", "(", "defaults", "...", "drawing", ".", "Color", ")", "drawing", ".", "Color", "{", "if", "s", ".", "FillColor", ".", "IsZero", "(", ")", "{", "if", "len", "(", "defaults", ")", ">", "0", "{", "return", "defaults", "[", "0", "]", "\n", "}", "\n", "return", "drawing", ".", "ColorTransparent", "\n", "}", "\n", "return", "s", ".", "FillColor", "\n", "}" ]
// GetFillColor returns the fill color.
[ "GetFillColor", "returns", "the", "fill", "color", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/style.go#L189-L197
147,627
wcharczuk/go-chart
style.go
GetDotColor
func (s Style) GetDotColor(defaults ...drawing.Color) drawing.Color { if s.DotColor.IsZero() { if len(defaults) > 0 { return defaults[0] } return drawing.ColorTransparent } return s.DotColor }
go
func (s Style) GetDotColor(defaults ...drawing.Color) drawing.Color { if s.DotColor.IsZero() { if len(defaults) > 0 { return defaults[0] } return drawing.ColorTransparent } return s.DotColor }
[ "func", "(", "s", "Style", ")", "GetDotColor", "(", "defaults", "...", "drawing", ".", "Color", ")", "drawing", ".", "Color", "{", "if", "s", ".", "DotColor", ".", "IsZero", "(", ")", "{", "if", "len", "(", "defaults", ")", ">", "0", "{", "return", "defaults", "[", "0", "]", "\n", "}", "\n", "return", "drawing", ".", "ColorTransparent", "\n", "}", "\n", "return", "s", ".", "DotColor", "\n", "}" ]
// GetDotColor returns the stroke color.
[ "GetDotColor", "returns", "the", "stroke", "color", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/style.go#L200-L208
147,628
wcharczuk/go-chart
style.go
GetStrokeWidth
func (s Style) GetStrokeWidth(defaults ...float64) float64 { if s.StrokeWidth == 0 { if len(defaults) > 0 { return defaults[0] } return DefaultStrokeWidth } return s.StrokeWidth }
go
func (s Style) GetStrokeWidth(defaults ...float64) float64 { if s.StrokeWidth == 0 { if len(defaults) > 0 { return defaults[0] } return DefaultStrokeWidth } return s.StrokeWidth }
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// GetStrokeWidth returns the stroke width.
[ "GetStrokeWidth", "returns", "the", "stroke", "width", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/style.go#L211-L219
147,629
wcharczuk/go-chart
style.go
GetDotWidth
func (s Style) GetDotWidth(defaults ...float64) float64 { if s.DotWidth == 0 { if len(defaults) > 0 { return defaults[0] } return DefaultDotWidth } return s.DotWidth }
go
func (s Style) GetDotWidth(defaults ...float64) float64 { if s.DotWidth == 0 { if len(defaults) > 0 { return defaults[0] } return DefaultDotWidth } return s.DotWidth }
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// GetDotWidth returns the dot width for scatter plots.
[ "GetDotWidth", "returns", "the", "dot", "width", "for", "scatter", "plots", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/style.go#L222-L230
147,630
wcharczuk/go-chart
style.go
GetStrokeDashArray
func (s Style) GetStrokeDashArray(defaults ...[]float64) []float64 { if len(s.StrokeDashArray) == 0 { if len(defaults) > 0 { return defaults[0] } return nil } return s.StrokeDashArray }
go
func (s Style) GetStrokeDashArray(defaults ...[]float64) []float64 { if len(s.StrokeDashArray) == 0 { if len(defaults) > 0 { return defaults[0] } return nil } return s.StrokeDashArray }
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// GetStrokeDashArray returns the stroke dash array.
[ "GetStrokeDashArray", "returns", "the", "stroke", "dash", "array", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/style.go#L233-L241
147,631
wcharczuk/go-chart
style.go
GetFontSize
func (s Style) GetFontSize(defaults ...float64) float64 { if s.FontSize == 0 { if len(defaults) > 0 { return defaults[0] } return DefaultFontSize } return s.FontSize }
go
func (s Style) GetFontSize(defaults ...float64) float64 { if s.FontSize == 0 { if len(defaults) > 0 { return defaults[0] } return DefaultFontSize } return s.FontSize }
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// GetFontSize gets the font size.
[ "GetFontSize", "gets", "the", "font", "size", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/style.go#L244-L252
147,632
wcharczuk/go-chart
style.go
GetFontColor
func (s Style) GetFontColor(defaults ...drawing.Color) drawing.Color { if s.FontColor.IsZero() { if len(defaults) > 0 { return defaults[0] } return drawing.ColorTransparent } return s.FontColor }
go
func (s Style) GetFontColor(defaults ...drawing.Color) drawing.Color { if s.FontColor.IsZero() { if len(defaults) > 0 { return defaults[0] } return drawing.ColorTransparent } return s.FontColor }
[ "func", "(", "s", "Style", ")", "GetFontColor", "(", "defaults", "...", "drawing", ".", "Color", ")", "drawing", ".", "Color", "{", "if", "s", ".", "FontColor", ".", "IsZero", "(", ")", "{", "if", "len", "(", "defaults", ")", ">", "0", "{", "return", "defaults", "[", "0", "]", "\n", "}", "\n", "return", "drawing", ".", "ColorTransparent", "\n", "}", "\n", "return", "s", ".", "FontColor", "\n", "}" ]
// GetFontColor gets the font size.
[ "GetFontColor", "gets", "the", "font", "size", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/style.go#L255-L263
147,633
wcharczuk/go-chart
style.go
GetFont
func (s Style) GetFont(defaults ...*truetype.Font) *truetype.Font { if s.Font == nil { if len(defaults) > 0 { return defaults[0] } return nil } return s.Font }
go
func (s Style) GetFont(defaults ...*truetype.Font) *truetype.Font { if s.Font == nil { if len(defaults) > 0 { return defaults[0] } return nil } return s.Font }
[ "func", "(", "s", "Style", ")", "GetFont", "(", "defaults", "...", "*", "truetype", ".", "Font", ")", "*", "truetype", ".", "Font", "{", "if", "s", ".", "Font", "==", "nil", "{", "if", "len", "(", "defaults", ")", ">", "0", "{", "return", "defaults", "[", "0", "]", "\n", "}", "\n", "return", "nil", "\n", "}", "\n", "return", "s", ".", "Font", "\n", "}" ]
// GetFont returns the font face.
[ "GetFont", "returns", "the", "font", "face", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/style.go#L266-L274
147,634
wcharczuk/go-chart
style.go
GetPadding
func (s Style) GetPadding(defaults ...Box) Box { if s.Padding.IsZero() { if len(defaults) > 0 { return defaults[0] } return Box{} } return s.Padding }
go
func (s Style) GetPadding(defaults ...Box) Box { if s.Padding.IsZero() { if len(defaults) > 0 { return defaults[0] } return Box{} } return s.Padding }
[ "func", "(", "s", "Style", ")", "GetPadding", "(", "defaults", "...", "Box", ")", "Box", "{", "if", "s", ".", "Padding", ".", "IsZero", "(", ")", "{", "if", "len", "(", "defaults", ")", ">", "0", "{", "return", "defaults", "[", "0", "]", "\n", "}", "\n", "return", "Box", "{", "}", "\n", "}", "\n", "return", "s", ".", "Padding", "\n", "}" ]
// GetPadding returns the padding.
[ "GetPadding", "returns", "the", "padding", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/style.go#L277-L285
147,635
wcharczuk/go-chart
style.go
GetTextHorizontalAlign
func (s Style) GetTextHorizontalAlign(defaults ...TextHorizontalAlign) TextHorizontalAlign { if s.TextHorizontalAlign == TextHorizontalAlignUnset { if len(defaults) > 0 { return defaults[0] } return TextHorizontalAlignUnset } return s.TextHorizontalAlign }
go
func (s Style) GetTextHorizontalAlign(defaults ...TextHorizontalAlign) TextHorizontalAlign { if s.TextHorizontalAlign == TextHorizontalAlignUnset { if len(defaults) > 0 { return defaults[0] } return TextHorizontalAlignUnset } return s.TextHorizontalAlign }
[ "func", "(", "s", "Style", ")", "GetTextHorizontalAlign", "(", "defaults", "...", "TextHorizontalAlign", ")", "TextHorizontalAlign", "{", "if", "s", ".", "TextHorizontalAlign", "==", "TextHorizontalAlignUnset", "{", "if", "len", "(", "defaults", ")", ">", "0", "{", "return", "defaults", "[", "0", "]", "\n", "}", "\n", "return", "TextHorizontalAlignUnset", "\n", "}", "\n", "return", "s", ".", "TextHorizontalAlign", "\n", "}" ]
// GetTextHorizontalAlign returns the horizontal alignment.
[ "GetTextHorizontalAlign", "returns", "the", "horizontal", "alignment", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/style.go#L288-L296
147,636
wcharczuk/go-chart
style.go
GetTextVerticalAlign
func (s Style) GetTextVerticalAlign(defaults ...TextVerticalAlign) TextVerticalAlign { if s.TextVerticalAlign == TextVerticalAlignUnset { if len(defaults) > 0 { return defaults[0] } return TextVerticalAlignUnset } return s.TextVerticalAlign }
go
func (s Style) GetTextVerticalAlign(defaults ...TextVerticalAlign) TextVerticalAlign { if s.TextVerticalAlign == TextVerticalAlignUnset { if len(defaults) > 0 { return defaults[0] } return TextVerticalAlignUnset } return s.TextVerticalAlign }
[ "func", "(", "s", "Style", ")", "GetTextVerticalAlign", "(", "defaults", "...", "TextVerticalAlign", ")", "TextVerticalAlign", "{", "if", "s", ".", "TextVerticalAlign", "==", "TextVerticalAlignUnset", "{", "if", "len", "(", "defaults", ")", ">", "0", "{", "return", "defaults", "[", "0", "]", "\n", "}", "\n", "return", "TextVerticalAlignUnset", "\n", "}", "\n", "return", "s", ".", "TextVerticalAlign", "\n", "}" ]
// GetTextVerticalAlign returns the vertical alignment.
[ "GetTextVerticalAlign", "returns", "the", "vertical", "alignment", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/style.go#L299-L307
147,637
wcharczuk/go-chart
style.go
GetTextWrap
func (s Style) GetTextWrap(defaults ...TextWrap) TextWrap { if s.TextWrap == TextWrapUnset { if len(defaults) > 0 { return defaults[0] } return TextWrapUnset } return s.TextWrap }
go
func (s Style) GetTextWrap(defaults ...TextWrap) TextWrap { if s.TextWrap == TextWrapUnset { if len(defaults) > 0 { return defaults[0] } return TextWrapUnset } return s.TextWrap }
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// GetTextWrap returns the word wrap.
[ "GetTextWrap", "returns", "the", "word", "wrap", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/style.go#L310-L318
147,638
wcharczuk/go-chart
style.go
GetTextRotationDegrees
func (s Style) GetTextRotationDegrees(defaults ...float64) float64 { if s.TextRotationDegrees == 0 { if len(defaults) > 0 { return defaults[0] } } return s.TextRotationDegrees }
go
func (s Style) GetTextRotationDegrees(defaults ...float64) float64 { if s.TextRotationDegrees == 0 { if len(defaults) > 0 { return defaults[0] } } return s.TextRotationDegrees }
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// GetTextRotationDegrees returns the text rotation in degrees.
[ "GetTextRotationDegrees", "returns", "the", "text", "rotation", "in", "degrees", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/style.go#L332-L339
147,639
wcharczuk/go-chart
style.go
WriteToRenderer
func (s Style) WriteToRenderer(r Renderer) { r.SetClassName(s.GetClassName()) r.SetStrokeColor(s.GetStrokeColor()) r.SetStrokeWidth(s.GetStrokeWidth()) r.SetStrokeDashArray(s.GetStrokeDashArray()) r.SetFillColor(s.GetFillColor()) r.SetFont(s.GetFont()) r.SetFontColor(s.GetFontColor()) r.SetFontSize(s.GetFontSize()) r.ClearTextRotation() if s.GetTextRotationDegrees() != 0 { r.SetTextRotation(util.Math.DegreesToRadians(s.GetTextRotationDegrees())) } }
go
func (s Style) WriteToRenderer(r Renderer) { r.SetClassName(s.GetClassName()) r.SetStrokeColor(s.GetStrokeColor()) r.SetStrokeWidth(s.GetStrokeWidth()) r.SetStrokeDashArray(s.GetStrokeDashArray()) r.SetFillColor(s.GetFillColor()) r.SetFont(s.GetFont()) r.SetFontColor(s.GetFontColor()) r.SetFontSize(s.GetFontSize()) r.ClearTextRotation() if s.GetTextRotationDegrees() != 0 { r.SetTextRotation(util.Math.DegreesToRadians(s.GetTextRotationDegrees())) } }
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// WriteToRenderer passes the style's options to a renderer.
[ "WriteToRenderer", "passes", "the", "style", "s", "options", "to", "a", "renderer", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/style.go#L342-L356
147,640
wcharczuk/go-chart
style.go
WriteDrawingOptionsToRenderer
func (s Style) WriteDrawingOptionsToRenderer(r Renderer) { r.SetClassName(s.GetClassName()) r.SetStrokeColor(s.GetStrokeColor()) r.SetStrokeWidth(s.GetStrokeWidth()) r.SetStrokeDashArray(s.GetStrokeDashArray()) r.SetFillColor(s.GetFillColor()) }
go
func (s Style) WriteDrawingOptionsToRenderer(r Renderer) { r.SetClassName(s.GetClassName()) r.SetStrokeColor(s.GetStrokeColor()) r.SetStrokeWidth(s.GetStrokeWidth()) r.SetStrokeDashArray(s.GetStrokeDashArray()) r.SetFillColor(s.GetFillColor()) }
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// WriteDrawingOptionsToRenderer passes just the drawing style options to a renderer.
[ "WriteDrawingOptionsToRenderer", "passes", "just", "the", "drawing", "style", "options", "to", "a", "renderer", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/style.go#L359-L365
147,641
wcharczuk/go-chart
style.go
WriteTextOptionsToRenderer
func (s Style) WriteTextOptionsToRenderer(r Renderer) { r.SetClassName(s.GetClassName()) r.SetFont(s.GetFont()) r.SetFontColor(s.GetFontColor()) r.SetFontSize(s.GetFontSize()) }
go
func (s Style) WriteTextOptionsToRenderer(r Renderer) { r.SetClassName(s.GetClassName()) r.SetFont(s.GetFont()) r.SetFontColor(s.GetFontColor()) r.SetFontSize(s.GetFontSize()) }
[ "func", "(", "s", "Style", ")", "WriteTextOptionsToRenderer", "(", "r", "Renderer", ")", "{", "r", ".", "SetClassName", "(", "s", ".", "GetClassName", "(", ")", ")", "\n", "r", ".", "SetFont", "(", "s", ".", "GetFont", "(", ")", ")", "\n", "r", ".", "SetFontColor", "(", "s", ".", "GetFontColor", "(", ")", ")", "\n", "r", ".", "SetFontSize", "(", "s", ".", "GetFontSize", "(", ")", ")", "\n", "}" ]
// WriteTextOptionsToRenderer passes just the text style options to a renderer.
[ "WriteTextOptionsToRenderer", "passes", "just", "the", "text", "style", "options", "to", "a", "renderer", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/style.go#L368-L373
147,642
wcharczuk/go-chart
style.go
InheritFrom
func (s Style) InheritFrom(defaults Style) (final Style) { final.ClassName = s.GetClassName(defaults.ClassName) final.StrokeColor = s.GetStrokeColor(defaults.StrokeColor) final.StrokeWidth = s.GetStrokeWidth(defaults.StrokeWidth) final.StrokeDashArray = s.GetStrokeDashArray(defaults.StrokeDashArray) final.DotColor = s.GetDotColor(defaults.DotColor) final.DotWidth = s.GetDotWidth(defaults.DotWidth) final.DotWidthProvider = s.DotWidthProvider final.DotColorProvider = s.DotColorProvider final.FillColor = s.GetFillColor(defaults.FillColor) final.FontColor = s.GetFontColor(defaults.FontColor) final.FontSize = s.GetFontSize(defaults.FontSize) final.Font = s.GetFont(defaults.Font) final.Padding = s.GetPadding(defaults.Padding) final.TextHorizontalAlign = s.GetTextHorizontalAlign(defaults.TextHorizontalAlign) final.TextVerticalAlign = s.GetTextVerticalAlign(defaults.TextVerticalAlign) final.TextWrap = s.GetTextWrap(defaults.TextWrap) final.TextLineSpacing = s.GetTextLineSpacing(defaults.TextLineSpacing) final.TextRotationDegrees = s.GetTextRotationDegrees(defaults.TextRotationDegrees) return }
go
func (s Style) InheritFrom(defaults Style) (final Style) { final.ClassName = s.GetClassName(defaults.ClassName) final.StrokeColor = s.GetStrokeColor(defaults.StrokeColor) final.StrokeWidth = s.GetStrokeWidth(defaults.StrokeWidth) final.StrokeDashArray = s.GetStrokeDashArray(defaults.StrokeDashArray) final.DotColor = s.GetDotColor(defaults.DotColor) final.DotWidth = s.GetDotWidth(defaults.DotWidth) final.DotWidthProvider = s.DotWidthProvider final.DotColorProvider = s.DotColorProvider final.FillColor = s.GetFillColor(defaults.FillColor) final.FontColor = s.GetFontColor(defaults.FontColor) final.FontSize = s.GetFontSize(defaults.FontSize) final.Font = s.GetFont(defaults.Font) final.Padding = s.GetPadding(defaults.Padding) final.TextHorizontalAlign = s.GetTextHorizontalAlign(defaults.TextHorizontalAlign) final.TextVerticalAlign = s.GetTextVerticalAlign(defaults.TextVerticalAlign) final.TextWrap = s.GetTextWrap(defaults.TextWrap) final.TextLineSpacing = s.GetTextLineSpacing(defaults.TextLineSpacing) final.TextRotationDegrees = s.GetTextRotationDegrees(defaults.TextRotationDegrees) return }
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// InheritFrom coalesces two styles into a new style.
[ "InheritFrom", "coalesces", "two", "styles", "into", "a", "new", "style", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/style.go#L376-L401
147,643
wcharczuk/go-chart
style.go
GetStrokeOptions
func (s Style) GetStrokeOptions() Style { return Style{ ClassName: s.ClassName, StrokeDashArray: s.StrokeDashArray, StrokeColor: s.StrokeColor, StrokeWidth: s.StrokeWidth, } }
go
func (s Style) GetStrokeOptions() Style { return Style{ ClassName: s.ClassName, StrokeDashArray: s.StrokeDashArray, StrokeColor: s.StrokeColor, StrokeWidth: s.StrokeWidth, } }
[ "func", "(", "s", "Style", ")", "GetStrokeOptions", "(", ")", "Style", "{", "return", "Style", "{", "ClassName", ":", "s", ".", "ClassName", ",", "StrokeDashArray", ":", "s", ".", "StrokeDashArray", ",", "StrokeColor", ":", "s", ".", "StrokeColor", ",", "StrokeWidth", ":", "s", ".", "StrokeWidth", ",", "}", "\n", "}" ]
// GetStrokeOptions returns the stroke components.
[ "GetStrokeOptions", "returns", "the", "stroke", "components", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/style.go#L404-L411
147,644
wcharczuk/go-chart
style.go
GetFillOptions
func (s Style) GetFillOptions() Style { return Style{ ClassName: s.ClassName, FillColor: s.FillColor, } }
go
func (s Style) GetFillOptions() Style { return Style{ ClassName: s.ClassName, FillColor: s.FillColor, } }
[ "func", "(", "s", "Style", ")", "GetFillOptions", "(", ")", "Style", "{", "return", "Style", "{", "ClassName", ":", "s", ".", "ClassName", ",", "FillColor", ":", "s", ".", "FillColor", ",", "}", "\n", "}" ]
// GetFillOptions returns the fill components.
[ "GetFillOptions", "returns", "the", "fill", "components", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/style.go#L414-L419
147,645
wcharczuk/go-chart
style.go
GetDotOptions
func (s Style) GetDotOptions() Style { return Style{ ClassName: s.ClassName, StrokeDashArray: nil, FillColor: s.DotColor, StrokeColor: s.DotColor, StrokeWidth: 1.0, } }
go
func (s Style) GetDotOptions() Style { return Style{ ClassName: s.ClassName, StrokeDashArray: nil, FillColor: s.DotColor, StrokeColor: s.DotColor, StrokeWidth: 1.0, } }
[ "func", "(", "s", "Style", ")", "GetDotOptions", "(", ")", "Style", "{", "return", "Style", "{", "ClassName", ":", "s", ".", "ClassName", ",", "StrokeDashArray", ":", "nil", ",", "FillColor", ":", "s", ".", "DotColor", ",", "StrokeColor", ":", "s", ".", "DotColor", ",", "StrokeWidth", ":", "1.0", ",", "}", "\n", "}" ]
// GetDotOptions returns the dot components.
[ "GetDotOptions", "returns", "the", "dot", "components", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/style.go#L422-L430
147,646
wcharczuk/go-chart
style.go
GetFillAndStrokeOptions
func (s Style) GetFillAndStrokeOptions() Style { return Style{ ClassName: s.ClassName, StrokeDashArray: s.StrokeDashArray, FillColor: s.FillColor, StrokeColor: s.StrokeColor, StrokeWidth: s.StrokeWidth, } }
go
func (s Style) GetFillAndStrokeOptions() Style { return Style{ ClassName: s.ClassName, StrokeDashArray: s.StrokeDashArray, FillColor: s.FillColor, StrokeColor: s.StrokeColor, StrokeWidth: s.StrokeWidth, } }
[ "func", "(", "s", "Style", ")", "GetFillAndStrokeOptions", "(", ")", "Style", "{", "return", "Style", "{", "ClassName", ":", "s", ".", "ClassName", ",", "StrokeDashArray", ":", "s", ".", "StrokeDashArray", ",", "FillColor", ":", "s", ".", "FillColor", ",", "StrokeColor", ":", "s", ".", "StrokeColor", ",", "StrokeWidth", ":", "s", ".", "StrokeWidth", ",", "}", "\n", "}" ]
// GetFillAndStrokeOptions returns the fill and stroke components.
[ "GetFillAndStrokeOptions", "returns", "the", "fill", "and", "stroke", "components", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/style.go#L433-L441
147,647
wcharczuk/go-chart
style.go
GetTextOptions
func (s Style) GetTextOptions() Style { return Style{ ClassName: s.ClassName, FontColor: s.FontColor, FontSize: s.FontSize, Font: s.Font, TextHorizontalAlign: s.TextHorizontalAlign, TextVerticalAlign: s.TextVerticalAlign, TextWrap: s.TextWrap, TextLineSpacing: s.TextLineSpacing, TextRotationDegrees: s.TextRotationDegrees, } }
go
func (s Style) GetTextOptions() Style { return Style{ ClassName: s.ClassName, FontColor: s.FontColor, FontSize: s.FontSize, Font: s.Font, TextHorizontalAlign: s.TextHorizontalAlign, TextVerticalAlign: s.TextVerticalAlign, TextWrap: s.TextWrap, TextLineSpacing: s.TextLineSpacing, TextRotationDegrees: s.TextRotationDegrees, } }
[ "func", "(", "s", "Style", ")", "GetTextOptions", "(", ")", "Style", "{", "return", "Style", "{", "ClassName", ":", "s", ".", "ClassName", ",", "FontColor", ":", "s", ".", "FontColor", ",", "FontSize", ":", "s", ".", "FontSize", ",", "Font", ":", "s", ".", "Font", ",", "TextHorizontalAlign", ":", "s", ".", "TextHorizontalAlign", ",", "TextVerticalAlign", ":", "s", ".", "TextVerticalAlign", ",", "TextWrap", ":", "s", ".", "TextWrap", ",", "TextLineSpacing", ":", "s", ".", "TextLineSpacing", ",", "TextRotationDegrees", ":", "s", ".", "TextRotationDegrees", ",", "}", "\n", "}" ]
// GetTextOptions returns just the text components of the style.
[ "GetTextOptions", "returns", "just", "the", "text", "components", "of", "the", "style", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/style.go#L444-L456
147,648
wcharczuk/go-chart
style.go
ShouldDrawDot
func (s Style) ShouldDrawDot() bool { return (!s.DotColor.IsZero() && s.DotWidth > 0) || s.DotColorProvider != nil || s.DotWidthProvider != nil }
go
func (s Style) ShouldDrawDot() bool { return (!s.DotColor.IsZero() && s.DotWidth > 0) || s.DotColorProvider != nil || s.DotWidthProvider != nil }
[ "func", "(", "s", "Style", ")", "ShouldDrawDot", "(", ")", "bool", "{", "return", "(", "!", "s", ".", "DotColor", ".", "IsZero", "(", ")", "&&", "s", ".", "DotWidth", ">", "0", ")", "||", "s", ".", "DotColorProvider", "!=", "nil", "||", "s", ".", "DotWidthProvider", "!=", "nil", "\n", "}" ]
// ShouldDrawDot tells drawing functions if they should draw the dot.
[ "ShouldDrawDot", "tells", "drawing", "functions", "if", "they", "should", "draw", "the", "dot", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/style.go#L464-L466
147,649
wcharczuk/go-chart
matrix/regression.go
Poly
func Poly(xvalues, yvalues []float64, degree int) ([]float64, error) { if len(xvalues) != len(yvalues) { return nil, ErrPolyRegArraysSameLength } m := len(yvalues) n := degree + 1 y := New(m, 1, yvalues...) x := Zero(m, n) for i := 0; i < m; i++ { ip := float64(1) for j := 0; j < n; j++ { x.Set(i, j, ip) ip *= xvalues[i] } } q, r := x.QR() qty, err := q.Transpose().Times(y) if err != nil { return nil, err } c := make([]float64, n) for i := n - 1; i >= 0; i-- { c[i] = qty.Get(i, 0) for j := i + 1; j < n; j++ { c[i] -= c[j] * r.Get(i, j) } c[i] /= r.Get(i, i) } return c, nil }
go
func Poly(xvalues, yvalues []float64, degree int) ([]float64, error) { if len(xvalues) != len(yvalues) { return nil, ErrPolyRegArraysSameLength } m := len(yvalues) n := degree + 1 y := New(m, 1, yvalues...) x := Zero(m, n) for i := 0; i < m; i++ { ip := float64(1) for j := 0; j < n; j++ { x.Set(i, j, ip) ip *= xvalues[i] } } q, r := x.QR() qty, err := q.Transpose().Times(y) if err != nil { return nil, err } c := make([]float64, n) for i := n - 1; i >= 0; i-- { c[i] = qty.Get(i, 0) for j := i + 1; j < n; j++ { c[i] -= c[j] * r.Get(i, j) } c[i] /= r.Get(i, i) } return c, nil }
[ "func", "Poly", "(", "xvalues", ",", "yvalues", "[", "]", "float64", ",", "degree", "int", ")", "(", "[", "]", "float64", ",", "error", ")", "{", "if", "len", "(", "xvalues", ")", "!=", "len", "(", "yvalues", ")", "{", "return", "nil", ",", "ErrPolyRegArraysSameLength", "\n", "}", "\n\n", "m", ":=", "len", "(", "yvalues", ")", "\n", "n", ":=", "degree", "+", "1", "\n", "y", ":=", "New", "(", "m", ",", "1", ",", "yvalues", "...", ")", "\n", "x", ":=", "Zero", "(", "m", ",", "n", ")", "\n\n", "for", "i", ":=", "0", ";", "i", "<", "m", ";", "i", "++", "{", "ip", ":=", "float64", "(", "1", ")", "\n", "for", "j", ":=", "0", ";", "j", "<", "n", ";", "j", "++", "{", "x", ".", "Set", "(", "i", ",", "j", ",", "ip", ")", "\n", "ip", "*=", "xvalues", "[", "i", "]", "\n", "}", "\n", "}", "\n\n", "q", ",", "r", ":=", "x", ".", "QR", "(", ")", "\n", "qty", ",", "err", ":=", "q", ".", "Transpose", "(", ")", ".", "Times", "(", "y", ")", "\n", "if", "err", "!=", "nil", "{", "return", "nil", ",", "err", "\n", "}", "\n\n", "c", ":=", "make", "(", "[", "]", "float64", ",", "n", ")", "\n", "for", "i", ":=", "n", "-", "1", ";", "i", ">=", "0", ";", "i", "--", "{", "c", "[", "i", "]", "=", "qty", ".", "Get", "(", "i", ",", "0", ")", "\n", "for", "j", ":=", "i", "+", "1", ";", "j", "<", "n", ";", "j", "++", "{", "c", "[", "i", "]", "-=", "c", "[", "j", "]", "*", "r", ".", "Get", "(", "i", ",", "j", ")", "\n", "}", "\n", "c", "[", "i", "]", "/=", "r", ".", "Get", "(", "i", ",", "i", ")", "\n", "}", "\n\n", "return", "c", ",", "nil", "\n", "}" ]
// Poly returns the polynomial regress of a given degree over the given values.
[ "Poly", "returns", "the", "polynomial", "regress", "of", "a", "given", "degree", "over", "the", "given", "values", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/matrix/regression.go#L11-L45
147,650
wcharczuk/go-chart
linear_coefficient_provider.go
LinearCoefficients
func LinearCoefficients(m, b float64) LinearCoefficientSet { return LinearCoefficientSet{ M: m, B: b, } }
go
func LinearCoefficients(m, b float64) LinearCoefficientSet { return LinearCoefficientSet{ M: m, B: b, } }
[ "func", "LinearCoefficients", "(", "m", ",", "b", "float64", ")", "LinearCoefficientSet", "{", "return", "LinearCoefficientSet", "{", "M", ":", "m", ",", "B", ":", "b", ",", "}", "\n", "}" ]
// LinearCoefficients returns a fixed linear coefficient pair.
[ "LinearCoefficients", "returns", "a", "fixed", "linear", "coefficient", "pair", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/linear_coefficient_provider.go#L9-L14
147,651
wcharczuk/go-chart
linear_coefficient_provider.go
NormalizedLinearCoefficients
func NormalizedLinearCoefficients(m, b, stdev, avg float64) LinearCoefficientSet { return LinearCoefficientSet{ M: m, B: b, StdDev: stdev, Avg: avg, } }
go
func NormalizedLinearCoefficients(m, b, stdev, avg float64) LinearCoefficientSet { return LinearCoefficientSet{ M: m, B: b, StdDev: stdev, Avg: avg, } }
[ "func", "NormalizedLinearCoefficients", "(", "m", ",", "b", ",", "stdev", ",", "avg", "float64", ")", "LinearCoefficientSet", "{", "return", "LinearCoefficientSet", "{", "M", ":", "m", ",", "B", ":", "b", ",", "StdDev", ":", "stdev", ",", "Avg", ":", "avg", ",", "}", "\n", "}" ]
// NormalizedLinearCoefficients returns a fixed linear coefficient pair.
[ "NormalizedLinearCoefficients", "returns", "a", "fixed", "linear", "coefficient", "pair", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/linear_coefficient_provider.go#L17-L24
147,652
wcharczuk/go-chart
linear_coefficient_provider.go
Coefficients
func (lcs LinearCoefficientSet) Coefficients() (m, b, stdev, avg float64) { m = lcs.M b = lcs.B stdev = lcs.StdDev avg = lcs.Avg return }
go
func (lcs LinearCoefficientSet) Coefficients() (m, b, stdev, avg float64) { m = lcs.M b = lcs.B stdev = lcs.StdDev avg = lcs.Avg return }
[ "func", "(", "lcs", "LinearCoefficientSet", ")", "Coefficients", "(", ")", "(", "m", ",", "b", ",", "stdev", ",", "avg", "float64", ")", "{", "m", "=", "lcs", ".", "M", "\n", "b", "=", "lcs", ".", "B", "\n", "stdev", "=", "lcs", ".", "StdDev", "\n", "avg", "=", "lcs", ".", "Avg", "\n", "return", "\n", "}" ]
// Coefficients returns the coefficients.
[ "Coefficients", "returns", "the", "coefficients", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/linear_coefficient_provider.go#L36-L42
147,653
wcharczuk/go-chart
grid_line.go
Render
func (gl GridLine) Render(r Renderer, canvasBox Box, ra Range, isVertical bool, defaults Style) { r.SetStrokeColor(gl.Style.GetStrokeColor(defaults.GetStrokeColor())) r.SetStrokeWidth(gl.Style.GetStrokeWidth(defaults.GetStrokeWidth())) r.SetStrokeDashArray(gl.Style.GetStrokeDashArray(defaults.GetStrokeDashArray())) if isVertical { lineLeft := canvasBox.Left + ra.Translate(gl.Value) lineBottom := canvasBox.Bottom lineTop := canvasBox.Top r.MoveTo(lineLeft, lineBottom) r.LineTo(lineLeft, lineTop) r.Stroke() } else { lineLeft := canvasBox.Left lineRight := canvasBox.Right lineHeight := canvasBox.Bottom - ra.Translate(gl.Value) r.MoveTo(lineLeft, lineHeight) r.LineTo(lineRight, lineHeight) r.Stroke() } }
go
func (gl GridLine) Render(r Renderer, canvasBox Box, ra Range, isVertical bool, defaults Style) { r.SetStrokeColor(gl.Style.GetStrokeColor(defaults.GetStrokeColor())) r.SetStrokeWidth(gl.Style.GetStrokeWidth(defaults.GetStrokeWidth())) r.SetStrokeDashArray(gl.Style.GetStrokeDashArray(defaults.GetStrokeDashArray())) if isVertical { lineLeft := canvasBox.Left + ra.Translate(gl.Value) lineBottom := canvasBox.Bottom lineTop := canvasBox.Top r.MoveTo(lineLeft, lineBottom) r.LineTo(lineLeft, lineTop) r.Stroke() } else { lineLeft := canvasBox.Left lineRight := canvasBox.Right lineHeight := canvasBox.Bottom - ra.Translate(gl.Value) r.MoveTo(lineLeft, lineHeight) r.LineTo(lineRight, lineHeight) r.Stroke() } }
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// Render renders the gridline
[ "Render", "renders", "the", "gridline" ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/grid_line.go#L26-L48
147,654
wcharczuk/go-chart
grid_line.go
GenerateGridLines
func GenerateGridLines(ticks []Tick, majorStyle, minorStyle Style) []GridLine { var gl []GridLine isMinor := false if len(ticks) < 3 { return gl } for _, t := range ticks[1 : len(ticks)-1] { s := majorStyle if isMinor { s = minorStyle } gl = append(gl, GridLine{ Style: s, IsMinor: isMinor, Value: t.Value, }) isMinor = !isMinor } return gl }
go
func GenerateGridLines(ticks []Tick, majorStyle, minorStyle Style) []GridLine { var gl []GridLine isMinor := false if len(ticks) < 3 { return gl } for _, t := range ticks[1 : len(ticks)-1] { s := majorStyle if isMinor { s = minorStyle } gl = append(gl, GridLine{ Style: s, IsMinor: isMinor, Value: t.Value, }) isMinor = !isMinor } return gl }
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// GenerateGridLines generates grid lines.
[ "GenerateGridLines", "generates", "grid", "lines", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/grid_line.go#L51-L72
147,655
wcharczuk/go-chart
histogram_series.go
GetValues
func (hs HistogramSeries) GetValues(index int) (x, y float64) { return hs.InnerSeries.GetValues(index) }
go
func (hs HistogramSeries) GetValues(index int) (x, y float64) { return hs.InnerSeries.GetValues(index) }
[ "func", "(", "hs", "HistogramSeries", ")", "GetValues", "(", "index", "int", ")", "(", "x", ",", "y", "float64", ")", "{", "return", "hs", ".", "InnerSeries", ".", "GetValues", "(", "index", ")", "\n", "}" ]
// GetValues implements ValuesProvider.GetValues.
[ "GetValues", "implements", "ValuesProvider", ".", "GetValues", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/histogram_series.go#L36-L38
147,656
wcharczuk/go-chart
histogram_series.go
GetBoundedValues
func (hs HistogramSeries) GetBoundedValues(index int) (x, y1, y2 float64) { vx, vy := hs.InnerSeries.GetValues(index) x = vx if vy > 0 { y1 = vy return } y2 = vy return }
go
func (hs HistogramSeries) GetBoundedValues(index int) (x, y1, y2 float64) { vx, vy := hs.InnerSeries.GetValues(index) x = vx if vy > 0 { y1 = vy return } y2 = vy return }
[ "func", "(", "hs", "HistogramSeries", ")", "GetBoundedValues", "(", "index", "int", ")", "(", "x", ",", "y1", ",", "y2", "float64", ")", "{", "vx", ",", "vy", ":=", "hs", ".", "InnerSeries", ".", "GetValues", "(", "index", ")", "\n\n", "x", "=", "vx", "\n\n", "if", "vy", ">", "0", "{", "y1", "=", "vy", "\n", "return", "\n", "}", "\n\n", "y2", "=", "vy", "\n", "return", "\n", "}" ]
// GetBoundedValues implements BoundedValuesProvider.GetBoundedValue
[ "GetBoundedValues", "implements", "BoundedValuesProvider", ".", "GetBoundedValue" ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/histogram_series.go#L41-L53
147,657
wcharczuk/go-chart
histogram_series.go
Render
func (hs HistogramSeries) Render(r Renderer, canvasBox Box, xrange, yrange Range, defaults Style) { style := hs.Style.InheritFrom(defaults) Draw.HistogramSeries(r, canvasBox, xrange, yrange, style, hs) }
go
func (hs HistogramSeries) Render(r Renderer, canvasBox Box, xrange, yrange Range, defaults Style) { style := hs.Style.InheritFrom(defaults) Draw.HistogramSeries(r, canvasBox, xrange, yrange, style, hs) }
[ "func", "(", "hs", "HistogramSeries", ")", "Render", "(", "r", "Renderer", ",", "canvasBox", "Box", ",", "xrange", ",", "yrange", "Range", ",", "defaults", "Style", ")", "{", "style", ":=", "hs", ".", "Style", ".", "InheritFrom", "(", "defaults", ")", "\n", "Draw", ".", "HistogramSeries", "(", "r", ",", "canvasBox", ",", "xrange", ",", "yrange", ",", "style", ",", "hs", ")", "\n", "}" ]
// Render implements Series.Render.
[ "Render", "implements", "Series", ".", "Render", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/histogram_series.go#L56-L59
147,658
wcharczuk/go-chart
util/date.go
Eastern
func (d date) Eastern() (*time.Location, error) { // Try POSIX est, err := time.LoadLocation("America/New_York") if err != nil { // Try Windows est, err = time.LoadLocation("EST") if err != nil { return nil, err } } return est, nil }
go
func (d date) Eastern() (*time.Location, error) { // Try POSIX est, err := time.LoadLocation("America/New_York") if err != nil { // Try Windows est, err = time.LoadLocation("EST") if err != nil { return nil, err } } return est, nil }
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// Eastern returns the eastern timezone.
[ "Eastern", "returns", "the", "eastern", "timezone", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/util/date.go#L61-L72
147,659
wcharczuk/go-chart
util/date.go
Pacific
func (d date) Pacific() (*time.Location, error) { // Try POSIX pst, err := time.LoadLocation("America/Los_Angeles") if err != nil { // Try Windows pst, err = time.LoadLocation("PST") if err != nil { return nil, err } } return pst, nil }
go
func (d date) Pacific() (*time.Location, error) { // Try POSIX pst, err := time.LoadLocation("America/Los_Angeles") if err != nil { // Try Windows pst, err = time.LoadLocation("PST") if err != nil { return nil, err } } return pst, nil }
[ "func", "(", "d", "date", ")", "Pacific", "(", ")", "(", "*", "time", ".", "Location", ",", "error", ")", "{", "// Try POSIX", "pst", ",", "err", ":=", "time", ".", "LoadLocation", "(", "\"", "\"", ")", "\n", "if", "err", "!=", "nil", "{", "// Try Windows", "pst", ",", "err", "=", "time", ".", "LoadLocation", "(", "\"", "\"", ")", "\n", "if", "err", "!=", "nil", "{", "return", "nil", ",", "err", "\n", "}", "\n", "}", "\n", "return", "pst", ",", "nil", "\n", "}" ]
// Pacific returns the pacific timezone.
[ "Pacific", "returns", "the", "pacific", "timezone", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/util/date.go#L83-L94
147,660
wcharczuk/go-chart
util/date.go
TimeUTC
func (d date) TimeUTC(hour, min, sec, nsec int) time.Time { return time.Date(0, 0, 0, hour, min, sec, nsec, time.UTC) }
go
func (d date) TimeUTC(hour, min, sec, nsec int) time.Time { return time.Date(0, 0, 0, hour, min, sec, nsec, time.UTC) }
[ "func", "(", "d", "date", ")", "TimeUTC", "(", "hour", ",", "min", ",", "sec", ",", "nsec", "int", ")", "time", ".", "Time", "{", "return", "time", ".", "Date", "(", "0", ",", "0", ",", "0", ",", "hour", ",", "min", ",", "sec", ",", "nsec", ",", "time", ".", "UTC", ")", "\n", "}" ]
// TimeUTC returns a new time.Time for the given clock components in UTC. // It is meant to be used with the `OnDate` function.
[ "TimeUTC", "returns", "a", "new", "time", ".", "Time", "for", "the", "given", "clock", "components", "in", "UTC", ".", "It", "is", "meant", "to", "be", "used", "with", "the", "OnDate", "function", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/util/date.go#L98-L100
147,661
wcharczuk/go-chart
util/date.go
Time
func (d date) Time(hour, min, sec, nsec int, loc *time.Location) time.Time { return time.Date(0, 0, 0, hour, min, sec, nsec, loc) }
go
func (d date) Time(hour, min, sec, nsec int, loc *time.Location) time.Time { return time.Date(0, 0, 0, hour, min, sec, nsec, loc) }
[ "func", "(", "d", "date", ")", "Time", "(", "hour", ",", "min", ",", "sec", ",", "nsec", "int", ",", "loc", "*", "time", ".", "Location", ")", "time", ".", "Time", "{", "return", "time", ".", "Date", "(", "0", ",", "0", ",", "0", ",", "hour", ",", "min", ",", "sec", ",", "nsec", ",", "loc", ")", "\n", "}" ]
// Time returns a new time.Time for the given clock components. // It is meant to be used with the `OnDate` function.
[ "Time", "returns", "a", "new", "time", ".", "Time", "for", "the", "given", "clock", "components", ".", "It", "is", "meant", "to", "be", "used", "with", "the", "OnDate", "function", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/util/date.go#L104-L106
147,662
wcharczuk/go-chart
util/date.go
IsWeekDay
func (d date) IsWeekDay(day time.Weekday) bool { return !d.IsWeekendDay(day) }
go
func (d date) IsWeekDay(day time.Weekday) bool { return !d.IsWeekendDay(day) }
[ "func", "(", "d", "date", ")", "IsWeekDay", "(", "day", "time", ".", "Weekday", ")", "bool", "{", "return", "!", "d", ".", "IsWeekendDay", "(", "day", ")", "\n", "}" ]
// IsWeekDay returns if the day is a monday->friday.
[ "IsWeekDay", "returns", "if", "the", "day", "is", "a", "monday", "-", ">", "friday", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/util/date.go#L130-L132
147,663
wcharczuk/go-chart
util/date.go
IsWeekendDay
func (d date) IsWeekendDay(day time.Weekday) bool { return day == time.Saturday || day == time.Sunday }
go
func (d date) IsWeekendDay(day time.Weekday) bool { return day == time.Saturday || day == time.Sunday }
[ "func", "(", "d", "date", ")", "IsWeekendDay", "(", "day", "time", ".", "Weekday", ")", "bool", "{", "return", "day", "==", "time", ".", "Saturday", "||", "day", "==", "time", ".", "Sunday", "\n", "}" ]
// IsWeekendDay returns if the day is a monday->friday.
[ "IsWeekendDay", "returns", "if", "the", "day", "is", "a", "monday", "-", ">", "friday", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/util/date.go#L135-L137
147,664
wcharczuk/go-chart
util/date.go
NextDay
func (d date) NextDay(ts time.Time) time.Time { return ts.AddDate(0, 0, 1) }
go
func (d date) NextDay(ts time.Time) time.Time { return ts.AddDate(0, 0, 1) }
[ "func", "(", "d", "date", ")", "NextDay", "(", "ts", "time", ".", "Time", ")", "time", ".", "Time", "{", "return", "ts", ".", "AddDate", "(", "0", ",", "0", ",", "1", ")", "\n", "}" ]
// NextDay returns the timestamp advanced a day.
[ "NextDay", "returns", "the", "timestamp", "advanced", "a", "day", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/util/date.go#L157-L159
147,665
wcharczuk/go-chart
util/date.go
NextHour
func (d date) NextHour(ts time.Time) time.Time { //advance a full hour ... advanced := ts.Add(time.Hour) minutes := time.Duration(advanced.Minute()) * time.Minute final := advanced.Add(-minutes) return time.Date(final.Year(), final.Month(), final.Day(), final.Hour(), 0, 0, 0, final.Location()) }
go
func (d date) NextHour(ts time.Time) time.Time { //advance a full hour ... advanced := ts.Add(time.Hour) minutes := time.Duration(advanced.Minute()) * time.Minute final := advanced.Add(-minutes) return time.Date(final.Year(), final.Month(), final.Day(), final.Hour(), 0, 0, 0, final.Location()) }
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// NextHour returns the next timestamp on the hour.
[ "NextHour", "returns", "the", "next", "timestamp", "on", "the", "hour", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/util/date.go#L162-L168
147,666
wcharczuk/go-chart
util/date.go
NextDayOfWeek
func (d date) NextDayOfWeek(after time.Time, dayOfWeek time.Weekday) time.Time { afterWeekday := after.Weekday() if afterWeekday == dayOfWeek { return after.AddDate(0, 0, 7) } // 1 vs 5 ~ add 4 days if afterWeekday < dayOfWeek { dayDelta := int(dayOfWeek - afterWeekday) return after.AddDate(0, 0, dayDelta) } // 5 vs 1, add 7-(5-1) ~ 3 days dayDelta := 7 - int(afterWeekday-dayOfWeek) return after.AddDate(0, 0, dayDelta) }
go
func (d date) NextDayOfWeek(after time.Time, dayOfWeek time.Weekday) time.Time { afterWeekday := after.Weekday() if afterWeekday == dayOfWeek { return after.AddDate(0, 0, 7) } // 1 vs 5 ~ add 4 days if afterWeekday < dayOfWeek { dayDelta := int(dayOfWeek - afterWeekday) return after.AddDate(0, 0, dayDelta) } // 5 vs 1, add 7-(5-1) ~ 3 days dayDelta := 7 - int(afterWeekday-dayOfWeek) return after.AddDate(0, 0, dayDelta) }
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// NextDayOfWeek returns the next instance of a given weekday after a given timestamp.
[ "NextDayOfWeek", "returns", "the", "next", "instance", "of", "a", "given", "weekday", "after", "a", "given", "timestamp", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/util/date.go#L171-L186
147,667
wcharczuk/go-chart
seq/random.go
RandomValuesWithMax
func RandomValuesWithMax(count int, max float64) []float64 { return Seq{NewRandom().WithMax(max).WithLen(count)}.Array() }
go
func RandomValuesWithMax(count int, max float64) []float64 { return Seq{NewRandom().WithMax(max).WithLen(count)}.Array() }
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// RandomValuesWithMax returns an array of random values with a given average.
[ "RandomValuesWithMax", "returns", "an", "array", "of", "random", "values", "with", "a", "given", "average", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/seq/random.go#L15-L17
147,668
wcharczuk/go-chart
seq/random.go
NewRandom
func NewRandom() *Random { return &Random{ rnd: rand.New(rand.NewSource(time.Now().Unix())), } }
go
func NewRandom() *Random { return &Random{ rnd: rand.New(rand.NewSource(time.Now().Unix())), } }
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// NewRandom creates a new random seq.
[ "NewRandom", "creates", "a", "new", "random", "seq", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/seq/random.go#L20-L24
147,669
wcharczuk/go-chart
seq/random.go
Len
func (r *Random) Len() int { if r.len != nil { return *r.len } return math.MaxInt32 }
go
func (r *Random) Len() int { if r.len != nil { return *r.len } return math.MaxInt32 }
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// Len returns the number of elements that will be generated.
[ "Len", "returns", "the", "number", "of", "elements", "that", "will", "be", "generated", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/seq/random.go#L35-L40
147,670
wcharczuk/go-chart
seq/random.go
GetValue
func (r *Random) GetValue(_ int) float64 { if r.min != nil && r.max != nil { var delta float64 if *r.max > *r.min { delta = *r.max - *r.min } else { delta = *r.min - *r.max } return *r.min + (r.rnd.Float64() * delta) } else if r.max != nil { return r.rnd.Float64() * *r.max } else if r.min != nil { return *r.min + (r.rnd.Float64()) } return r.rnd.Float64() }
go
func (r *Random) GetValue(_ int) float64 { if r.min != nil && r.max != nil { var delta float64 if *r.max > *r.min { delta = *r.max - *r.min } else { delta = *r.min - *r.max } return *r.min + (r.rnd.Float64() * delta) } else if r.max != nil { return r.rnd.Float64() * *r.max } else if r.min != nil { return *r.min + (r.rnd.Float64()) } return r.rnd.Float64() }
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// GetValue returns the value.
[ "GetValue", "returns", "the", "value", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/seq/random.go#L43-L60
147,671
wcharczuk/go-chart
seq/random.go
WithLen
func (r *Random) WithLen(length int) *Random { r.len = &length return r }
go
func (r *Random) WithLen(length int) *Random { r.len = &length return r }
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// WithLen sets a maximum len
[ "WithLen", "sets", "a", "maximum", "len" ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/seq/random.go#L63-L66
147,672
wcharczuk/go-chart
seq/random.go
WithMin
func (r *Random) WithMin(min float64) *Random { r.min = &min return r }
go
func (r *Random) WithMin(min float64) *Random { r.min = &min return r }
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// WithMin sets the scale and returns the Random.
[ "WithMin", "sets", "the", "scale", "and", "returns", "the", "Random", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/seq/random.go#L74-L77
147,673
wcharczuk/go-chart
seq/random.go
WithMax
func (r *Random) WithMax(max float64) *Random { r.max = &max return r }
go
func (r *Random) WithMax(max float64) *Random { r.max = &max return r }
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// WithMax sets the average and returns the Random.
[ "WithMax", "sets", "the", "average", "and", "returns", "the", "Random", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/seq/random.go#L85-L88
147,674
wcharczuk/go-chart
continuous_range.go
IsZero
func (r ContinuousRange) IsZero() bool { return (r.Min == 0 || math.IsNaN(r.Min)) && (r.Max == 0 || math.IsNaN(r.Max)) && r.Domain == 0 }
go
func (r ContinuousRange) IsZero() bool { return (r.Min == 0 || math.IsNaN(r.Min)) && (r.Max == 0 || math.IsNaN(r.Max)) && r.Domain == 0 }
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// IsZero returns if the ContinuousRange has been set or not.
[ "IsZero", "returns", "if", "the", "ContinuousRange", "has", "been", "set", "or", "not", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/continuous_range.go#L22-L26
147,675
wcharczuk/go-chart
continuous_range.go
String
func (r ContinuousRange) String() string { return fmt.Sprintf("ContinuousRange [%.2f,%.2f] => %d", r.Min, r.Max, r.Domain) }
go
func (r ContinuousRange) String() string { return fmt.Sprintf("ContinuousRange [%.2f,%.2f] => %d", r.Min, r.Max, r.Domain) }
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// String returns a simple string for the ContinuousRange.
[ "String", "returns", "a", "simple", "string", "for", "the", "ContinuousRange", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/continuous_range.go#L64-L66
147,676
wcharczuk/go-chart
continuous_range.go
Translate
func (r ContinuousRange) Translate(value float64) int { normalized := value - r.Min ratio := normalized / r.GetDelta() if r.IsDescending() { return r.Domain - int(math.Ceil(ratio*float64(r.Domain))) } return int(math.Ceil(ratio * float64(r.Domain))) }
go
func (r ContinuousRange) Translate(value float64) int { normalized := value - r.Min ratio := normalized / r.GetDelta() if r.IsDescending() { return r.Domain - int(math.Ceil(ratio*float64(r.Domain))) } return int(math.Ceil(ratio * float64(r.Domain))) }
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// Translate maps a given value into the ContinuousRange space.
[ "Translate", "maps", "a", "given", "value", "into", "the", "ContinuousRange", "space", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/continuous_range.go#L69-L78
147,677
wcharczuk/go-chart
bollinger_band_series.go
GetK
func (bbs BollingerBandsSeries) GetK(defaults ...float64) float64 { if bbs.K == 0 { if len(defaults) > 0 { return defaults[0] } return 2.0 } return bbs.K }
go
func (bbs BollingerBandsSeries) GetK(defaults ...float64) float64 { if bbs.K == 0 { if len(defaults) > 0 { return defaults[0] } return 2.0 } return bbs.K }
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// GetK returns the K value, or the number of standard deviations above and below // to band the simple moving average with. // Typical K value is 2.0.
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9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/bollinger_band_series.go#L54-L62
147,678
wcharczuk/go-chart
bollinger_band_series.go
GetBoundedValues
func (bbs *BollingerBandsSeries) GetBoundedValues(index int) (x, y1, y2 float64) { if bbs.InnerSeries == nil { return } if bbs.valueBuffer == nil || index == 0 { bbs.valueBuffer = seq.NewBufferWithCapacity(bbs.GetPeriod()) } if bbs.valueBuffer.Len() >= bbs.GetPeriod() { bbs.valueBuffer.Dequeue() } px, py := bbs.InnerSeries.GetValues(index) bbs.valueBuffer.Enqueue(py) x = px ay := seq.New(bbs.valueBuffer).Average() std := seq.New(bbs.valueBuffer).StdDev() y1 = ay + (bbs.GetK() * std) y2 = ay - (bbs.GetK() * std) return }
go
func (bbs *BollingerBandsSeries) GetBoundedValues(index int) (x, y1, y2 float64) { if bbs.InnerSeries == nil { return } if bbs.valueBuffer == nil || index == 0 { bbs.valueBuffer = seq.NewBufferWithCapacity(bbs.GetPeriod()) } if bbs.valueBuffer.Len() >= bbs.GetPeriod() { bbs.valueBuffer.Dequeue() } px, py := bbs.InnerSeries.GetValues(index) bbs.valueBuffer.Enqueue(py) x = px ay := seq.New(bbs.valueBuffer).Average() std := seq.New(bbs.valueBuffer).StdDev() y1 = ay + (bbs.GetK() * std) y2 = ay - (bbs.GetK() * std) return }
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// GetBoundedValues gets the bounded value for the series.
[ "GetBoundedValues", "gets", "the", "bounded", "value", "for", "the", "series", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/bollinger_band_series.go#L70-L90
147,679
wcharczuk/go-chart
bollinger_band_series.go
GetBoundedLastValues
func (bbs *BollingerBandsSeries) GetBoundedLastValues() (x, y1, y2 float64) { if bbs.InnerSeries == nil { return } period := bbs.GetPeriod() seriesLength := bbs.InnerSeries.Len() startAt := seriesLength - period if startAt < 0 { startAt = 0 } vb := seq.NewBufferWithCapacity(period) for index := startAt; index < seriesLength; index++ { xn, yn := bbs.InnerSeries.GetValues(index) vb.Enqueue(yn) x = xn } ay := seq.Seq{Provider: vb}.Average() std := seq.Seq{Provider: vb}.StdDev() y1 = ay + (bbs.GetK() * std) y2 = ay - (bbs.GetK() * std) return }
go
func (bbs *BollingerBandsSeries) GetBoundedLastValues() (x, y1, y2 float64) { if bbs.InnerSeries == nil { return } period := bbs.GetPeriod() seriesLength := bbs.InnerSeries.Len() startAt := seriesLength - period if startAt < 0 { startAt = 0 } vb := seq.NewBufferWithCapacity(period) for index := startAt; index < seriesLength; index++ { xn, yn := bbs.InnerSeries.GetValues(index) vb.Enqueue(yn) x = xn } ay := seq.Seq{Provider: vb}.Average() std := seq.Seq{Provider: vb}.StdDev() y1 = ay + (bbs.GetK() * std) y2 = ay - (bbs.GetK() * std) return }
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// GetBoundedLastValues returns the last bounded value for the series.
[ "GetBoundedLastValues", "returns", "the", "last", "bounded", "value", "for", "the", "series", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/bollinger_band_series.go#L93-L118
147,680
wcharczuk/go-chart
drawing/raster_graphic_context.go
NewRasterGraphicContext
func NewRasterGraphicContext(img draw.Image) (*RasterGraphicContext, error) { var painter Painter switch selectImage := img.(type) { case *image.RGBA: painter = raster.NewRGBAPainter(selectImage) default: return nil, errors.New("NewRasterGraphicContext() :: invalid image type") } return NewRasterGraphicContextWithPainter(img, painter), nil }
go
func NewRasterGraphicContext(img draw.Image) (*RasterGraphicContext, error) { var painter Painter switch selectImage := img.(type) { case *image.RGBA: painter = raster.NewRGBAPainter(selectImage) default: return nil, errors.New("NewRasterGraphicContext() :: invalid image type") } return NewRasterGraphicContextWithPainter(img, painter), nil }
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// NewRasterGraphicContext creates a new Graphic context from an image.
[ "NewRasterGraphicContext", "creates", "a", "new", "Graphic", "context", "from", "an", "image", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/drawing/raster_graphic_context.go#L17-L26
147,681
wcharczuk/go-chart
drawing/raster_graphic_context.go
SetDPI
func (rgc *RasterGraphicContext) SetDPI(dpi float64) { rgc.DPI = dpi rgc.recalc() }
go
func (rgc *RasterGraphicContext) SetDPI(dpi float64) { rgc.DPI = dpi rgc.recalc() }
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// SetDPI sets the screen resolution in dots per inch.
[ "SetDPI", "sets", "the", "screen", "resolution", "in", "dots", "per", "inch", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/drawing/raster_graphic_context.go#L54-L57
147,682
wcharczuk/go-chart
drawing/raster_graphic_context.go
Clear
func (rgc *RasterGraphicContext) Clear() { width, height := rgc.img.Bounds().Dx(), rgc.img.Bounds().Dy() rgc.ClearRect(0, 0, width, height) }
go
func (rgc *RasterGraphicContext) Clear() { width, height := rgc.img.Bounds().Dx(), rgc.img.Bounds().Dy() rgc.ClearRect(0, 0, width, height) }
[ "func", "(", "rgc", "*", "RasterGraphicContext", ")", "Clear", "(", ")", "{", "width", ",", "height", ":=", "rgc", ".", "img", ".", "Bounds", "(", ")", ".", "Dx", "(", ")", ",", "rgc", ".", "img", ".", "Bounds", "(", ")", ".", "Dy", "(", ")", "\n", "rgc", ".", "ClearRect", "(", "0", ",", "0", ",", "width", ",", "height", ")", "\n", "}" ]
// Clear fills the current canvas with a default transparent color
[ "Clear", "fills", "the", "current", "canvas", "with", "a", "default", "transparent", "color" ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/drawing/raster_graphic_context.go#L65-L68
147,683
wcharczuk/go-chart
drawing/raster_graphic_context.go
ClearRect
func (rgc *RasterGraphicContext) ClearRect(x1, y1, x2, y2 int) { imageColor := image.NewUniform(rgc.current.FillColor) draw.Draw(rgc.img, image.Rect(x1, y1, x2, y2), imageColor, image.ZP, draw.Over) }
go
func (rgc *RasterGraphicContext) ClearRect(x1, y1, x2, y2 int) { imageColor := image.NewUniform(rgc.current.FillColor) draw.Draw(rgc.img, image.Rect(x1, y1, x2, y2), imageColor, image.ZP, draw.Over) }
[ "func", "(", "rgc", "*", "RasterGraphicContext", ")", "ClearRect", "(", "x1", ",", "y1", ",", "x2", ",", "y2", "int", ")", "{", "imageColor", ":=", "image", ".", "NewUniform", "(", "rgc", ".", "current", ".", "FillColor", ")", "\n", "draw", ".", "Draw", "(", "rgc", ".", "img", ",", "image", ".", "Rect", "(", "x1", ",", "y1", ",", "x2", ",", "y2", ")", ",", "imageColor", ",", "image", ".", "ZP", ",", "draw", ".", "Over", ")", "\n", "}" ]
// ClearRect fills the current canvas with a default transparent color at the specified rectangle
[ "ClearRect", "fills", "the", "current", "canvas", "with", "a", "default", "transparent", "color", "at", "the", "specified", "rectangle" ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/drawing/raster_graphic_context.go#L71-L74
147,684
wcharczuk/go-chart
drawing/raster_graphic_context.go
DrawImage
func (rgc *RasterGraphicContext) DrawImage(img image.Image) { DrawImage(img, rgc.img, rgc.current.Tr, draw.Over, BilinearFilter) }
go
func (rgc *RasterGraphicContext) DrawImage(img image.Image) { DrawImage(img, rgc.img, rgc.current.Tr, draw.Over, BilinearFilter) }
[ "func", "(", "rgc", "*", "RasterGraphicContext", ")", "DrawImage", "(", "img", "image", ".", "Image", ")", "{", "DrawImage", "(", "img", ",", "rgc", ".", "img", ",", "rgc", ".", "current", ".", "Tr", ",", "draw", ".", "Over", ",", "BilinearFilter", ")", "\n", "}" ]
// DrawImage draws the raster image in the current canvas
[ "DrawImage", "draws", "the", "raster", "image", "in", "the", "current", "canvas" ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/drawing/raster_graphic_context.go#L77-L79
147,685
wcharczuk/go-chart
drawing/raster_graphic_context.go
CreateStringPath
func (rgc *RasterGraphicContext) CreateStringPath(s string, x, y float64) (cursor float64, err error) { f := rgc.GetFont() if f == nil { err = errors.New("No font loaded, cannot continue") return } rgc.recalc() startx := x prev, hasPrev := truetype.Index(0), false for _, rc := range s { index := f.Index(rc) if hasPrev { x += fUnitsToFloat64(f.Kern(fixed.Int26_6(rgc.current.Scale), prev, index)) } err = rgc.drawGlyph(index, x, y) if err != nil { cursor = x - startx return } x += fUnitsToFloat64(f.HMetric(fixed.Int26_6(rgc.current.Scale), index).AdvanceWidth) prev, hasPrev = index, true } cursor = x - startx return }
go
func (rgc *RasterGraphicContext) CreateStringPath(s string, x, y float64) (cursor float64, err error) { f := rgc.GetFont() if f == nil { err = errors.New("No font loaded, cannot continue") return } rgc.recalc() startx := x prev, hasPrev := truetype.Index(0), false for _, rc := range s { index := f.Index(rc) if hasPrev { x += fUnitsToFloat64(f.Kern(fixed.Int26_6(rgc.current.Scale), prev, index)) } err = rgc.drawGlyph(index, x, y) if err != nil { cursor = x - startx return } x += fUnitsToFloat64(f.HMetric(fixed.Int26_6(rgc.current.Scale), index).AdvanceWidth) prev, hasPrev = index, true } cursor = x - startx return }
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// CreateStringPath creates a path from the string s at x, y, and returns the string width. // The text is placed so that the left edge of the em square of the first character of s // and the baseline intersect at x, y. The majority of the affected pixels will be // above and to the right of the point, but some may be below or to the left. // For example, drawing a string that starts with a 'J' in an italic font may // affect pixels below and left of the point.
[ "CreateStringPath", "creates", "a", "path", "from", "the", "string", "s", "at", "x", "y", "and", "returns", "the", "string", "width", ".", "The", "text", "is", "placed", "so", "that", "the", "left", "edge", "of", "the", "em", "square", "of", "the", "first", "character", "of", "s", "and", "the", "baseline", "intersect", "at", "x", "y", ".", "The", "majority", "of", "the", "affected", "pixels", "will", "be", "above", "and", "to", "the", "right", "of", "the", "point", "but", "some", "may", "be", "below", "or", "to", "the", "left", ".", "For", "example", "drawing", "a", "string", "that", "starts", "with", "a", "J", "in", "an", "italic", "font", "may", "affect", "pixels", "below", "and", "left", "of", "the", "point", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/drawing/raster_graphic_context.go#L125-L150
147,686
wcharczuk/go-chart
drawing/raster_graphic_context.go
GetStringBounds
func (rgc *RasterGraphicContext) GetStringBounds(s string) (left, top, right, bottom float64, err error) { f := rgc.GetFont() if f == nil { err = errors.New("No font loaded, cannot continue") return } rgc.recalc() left = math.MaxFloat64 top = math.MaxFloat64 cursor := 0.0 prev, hasPrev := truetype.Index(0), false for _, rc := range s { index := f.Index(rc) if hasPrev { cursor += fUnitsToFloat64(f.Kern(fixed.Int26_6(rgc.current.Scale), prev, index)) } if err = rgc.glyphBuf.Load(rgc.current.Font, fixed.Int26_6(rgc.current.Scale), index, font.HintingNone); err != nil { return } e0 := 0 for _, e1 := range rgc.glyphBuf.Ends { ps := rgc.glyphBuf.Points[e0:e1] for _, p := range ps { x, y := pointToF64Point(p) top = math.Min(top, y) bottom = math.Max(bottom, y) left = math.Min(left, x+cursor) right = math.Max(right, x+cursor) } e0 = e1 } cursor += fUnitsToFloat64(f.HMetric(fixed.Int26_6(rgc.current.Scale), index).AdvanceWidth) prev, hasPrev = index, true } return }
go
func (rgc *RasterGraphicContext) GetStringBounds(s string) (left, top, right, bottom float64, err error) { f := rgc.GetFont() if f == nil { err = errors.New("No font loaded, cannot continue") return } rgc.recalc() left = math.MaxFloat64 top = math.MaxFloat64 cursor := 0.0 prev, hasPrev := truetype.Index(0), false for _, rc := range s { index := f.Index(rc) if hasPrev { cursor += fUnitsToFloat64(f.Kern(fixed.Int26_6(rgc.current.Scale), prev, index)) } if err = rgc.glyphBuf.Load(rgc.current.Font, fixed.Int26_6(rgc.current.Scale), index, font.HintingNone); err != nil { return } e0 := 0 for _, e1 := range rgc.glyphBuf.Ends { ps := rgc.glyphBuf.Points[e0:e1] for _, p := range ps { x, y := pointToF64Point(p) top = math.Min(top, y) bottom = math.Max(bottom, y) left = math.Min(left, x+cursor) right = math.Max(right, x+cursor) } e0 = e1 } cursor += fUnitsToFloat64(f.HMetric(fixed.Int26_6(rgc.current.Scale), index).AdvanceWidth) prev, hasPrev = index, true } return }
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// GetStringBounds returns the approximate pixel bounds of a string.
[ "GetStringBounds", "returns", "the", "approximate", "pixel", "bounds", "of", "a", "string", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/drawing/raster_graphic_context.go#L153-L191
147,687
wcharczuk/go-chart
drawing/raster_graphic_context.go
recalc
func (rgc *RasterGraphicContext) recalc() { rgc.current.Scale = rgc.current.FontSizePoints * float64(rgc.DPI) }
go
func (rgc *RasterGraphicContext) recalc() { rgc.current.Scale = rgc.current.FontSizePoints * float64(rgc.DPI) }
[ "func", "(", "rgc", "*", "RasterGraphicContext", ")", "recalc", "(", ")", "{", "rgc", ".", "current", ".", "Scale", "=", "rgc", ".", "current", ".", "FontSizePoints", "*", "float64", "(", "rgc", ".", "DPI", ")", "\n", "}" ]
// recalc recalculates scale and bounds values from the font size, screen // resolution and font metrics, and invalidates the glyph cache.
[ "recalc", "recalculates", "scale", "and", "bounds", "values", "from", "the", "font", "size", "screen", "resolution", "and", "font", "metrics", "and", "invalidates", "the", "glyph", "cache", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/drawing/raster_graphic_context.go#L195-L197
147,688
wcharczuk/go-chart
drawing/raster_graphic_context.go
SetFont
func (rgc *RasterGraphicContext) SetFont(font *truetype.Font) { rgc.current.Font = font }
go
func (rgc *RasterGraphicContext) SetFont(font *truetype.Font) { rgc.current.Font = font }
[ "func", "(", "rgc", "*", "RasterGraphicContext", ")", "SetFont", "(", "font", "*", "truetype", ".", "Font", ")", "{", "rgc", ".", "current", ".", "Font", "=", "font", "\n", "}" ]
// SetFont sets the font used to draw text.
[ "SetFont", "sets", "the", "font", "used", "to", "draw", "text", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/drawing/raster_graphic_context.go#L200-L202
147,689
wcharczuk/go-chart
drawing/raster_graphic_context.go
Stroke
func (rgc *RasterGraphicContext) Stroke(paths ...*Path) { paths = append(paths, rgc.current.Path) rgc.strokeRasterizer.UseNonZeroWinding = true stroker := NewLineStroker(rgc.current.Cap, rgc.current.Join, Transformer{Tr: rgc.current.Tr, Flattener: FtLineBuilder{Adder: rgc.strokeRasterizer}}) stroker.HalfLineWidth = rgc.current.LineWidth / 2 var liner Flattener if rgc.current.Dash != nil && len(rgc.current.Dash) > 0 { liner = NewDashVertexConverter(rgc.current.Dash, rgc.current.DashOffset, stroker) } else { liner = stroker } for _, p := range paths { Flatten(p, liner, rgc.current.Tr.GetScale()) } rgc.paint(rgc.strokeRasterizer, rgc.current.StrokeColor) }
go
func (rgc *RasterGraphicContext) Stroke(paths ...*Path) { paths = append(paths, rgc.current.Path) rgc.strokeRasterizer.UseNonZeroWinding = true stroker := NewLineStroker(rgc.current.Cap, rgc.current.Join, Transformer{Tr: rgc.current.Tr, Flattener: FtLineBuilder{Adder: rgc.strokeRasterizer}}) stroker.HalfLineWidth = rgc.current.LineWidth / 2 var liner Flattener if rgc.current.Dash != nil && len(rgc.current.Dash) > 0 { liner = NewDashVertexConverter(rgc.current.Dash, rgc.current.DashOffset, stroker) } else { liner = stroker } for _, p := range paths { Flatten(p, liner, rgc.current.Tr.GetScale()) } rgc.paint(rgc.strokeRasterizer, rgc.current.StrokeColor) }
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// Stroke strokes the paths with the color specified by SetStrokeColor
[ "Stroke", "strokes", "the", "paths", "with", "the", "color", "specified", "by", "SetStrokeColor" ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/drawing/raster_graphic_context.go#L223-L241
147,690
wcharczuk/go-chart
drawing/raster_graphic_context.go
Fill
func (rgc *RasterGraphicContext) Fill(paths ...*Path) { paths = append(paths, rgc.current.Path) rgc.fillRasterizer.UseNonZeroWinding = rgc.current.FillRule == FillRuleWinding flattener := Transformer{Tr: rgc.current.Tr, Flattener: FtLineBuilder{Adder: rgc.fillRasterizer}} for _, p := range paths { Flatten(p, flattener, rgc.current.Tr.GetScale()) } rgc.paint(rgc.fillRasterizer, rgc.current.FillColor) }
go
func (rgc *RasterGraphicContext) Fill(paths ...*Path) { paths = append(paths, rgc.current.Path) rgc.fillRasterizer.UseNonZeroWinding = rgc.current.FillRule == FillRuleWinding flattener := Transformer{Tr: rgc.current.Tr, Flattener: FtLineBuilder{Adder: rgc.fillRasterizer}} for _, p := range paths { Flatten(p, flattener, rgc.current.Tr.GetScale()) } rgc.paint(rgc.fillRasterizer, rgc.current.FillColor) }
[ "func", "(", "rgc", "*", "RasterGraphicContext", ")", "Fill", "(", "paths", "...", "*", "Path", ")", "{", "paths", "=", "append", "(", "paths", ",", "rgc", ".", "current", ".", "Path", ")", "\n", "rgc", ".", "fillRasterizer", ".", "UseNonZeroWinding", "=", "rgc", ".", "current", ".", "FillRule", "==", "FillRuleWinding", "\n\n", "flattener", ":=", "Transformer", "{", "Tr", ":", "rgc", ".", "current", ".", "Tr", ",", "Flattener", ":", "FtLineBuilder", "{", "Adder", ":", "rgc", ".", "fillRasterizer", "}", "}", "\n", "for", "_", ",", "p", ":=", "range", "paths", "{", "Flatten", "(", "p", ",", "flattener", ",", "rgc", ".", "current", ".", "Tr", ".", "GetScale", "(", ")", ")", "\n", "}", "\n\n", "rgc", ".", "paint", "(", "rgc", ".", "fillRasterizer", ",", "rgc", ".", "current", ".", "FillColor", ")", "\n", "}" ]
// Fill fills the paths with the color specified by SetFillColor
[ "Fill", "fills", "the", "paths", "with", "the", "color", "specified", "by", "SetFillColor" ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/drawing/raster_graphic_context.go#L244-L254
147,691
wcharczuk/go-chart
drawing/raster_graphic_context.go
FillStroke
func (rgc *RasterGraphicContext) FillStroke(paths ...*Path) { paths = append(paths, rgc.current.Path) rgc.fillRasterizer.UseNonZeroWinding = rgc.current.FillRule == FillRuleWinding rgc.strokeRasterizer.UseNonZeroWinding = true flattener := Transformer{Tr: rgc.current.Tr, Flattener: FtLineBuilder{Adder: rgc.fillRasterizer}} stroker := NewLineStroker(rgc.current.Cap, rgc.current.Join, Transformer{Tr: rgc.current.Tr, Flattener: FtLineBuilder{Adder: rgc.strokeRasterizer}}) stroker.HalfLineWidth = rgc.current.LineWidth / 2 var liner Flattener if rgc.current.Dash != nil && len(rgc.current.Dash) > 0 { liner = NewDashVertexConverter(rgc.current.Dash, rgc.current.DashOffset, stroker) } else { liner = stroker } demux := DemuxFlattener{Flatteners: []Flattener{flattener, liner}} for _, p := range paths { Flatten(p, demux, rgc.current.Tr.GetScale()) } // Fill rgc.paint(rgc.fillRasterizer, rgc.current.FillColor) // Stroke rgc.paint(rgc.strokeRasterizer, rgc.current.StrokeColor) }
go
func (rgc *RasterGraphicContext) FillStroke(paths ...*Path) { paths = append(paths, rgc.current.Path) rgc.fillRasterizer.UseNonZeroWinding = rgc.current.FillRule == FillRuleWinding rgc.strokeRasterizer.UseNonZeroWinding = true flattener := Transformer{Tr: rgc.current.Tr, Flattener: FtLineBuilder{Adder: rgc.fillRasterizer}} stroker := NewLineStroker(rgc.current.Cap, rgc.current.Join, Transformer{Tr: rgc.current.Tr, Flattener: FtLineBuilder{Adder: rgc.strokeRasterizer}}) stroker.HalfLineWidth = rgc.current.LineWidth / 2 var liner Flattener if rgc.current.Dash != nil && len(rgc.current.Dash) > 0 { liner = NewDashVertexConverter(rgc.current.Dash, rgc.current.DashOffset, stroker) } else { liner = stroker } demux := DemuxFlattener{Flatteners: []Flattener{flattener, liner}} for _, p := range paths { Flatten(p, demux, rgc.current.Tr.GetScale()) } // Fill rgc.paint(rgc.fillRasterizer, rgc.current.FillColor) // Stroke rgc.paint(rgc.strokeRasterizer, rgc.current.StrokeColor) }
[ "func", "(", "rgc", "*", "RasterGraphicContext", ")", "FillStroke", "(", "paths", "...", "*", "Path", ")", "{", "paths", "=", "append", "(", "paths", ",", "rgc", ".", "current", ".", "Path", ")", "\n", "rgc", ".", "fillRasterizer", ".", "UseNonZeroWinding", "=", "rgc", ".", "current", ".", "FillRule", "==", "FillRuleWinding", "\n", "rgc", ".", "strokeRasterizer", ".", "UseNonZeroWinding", "=", "true", "\n\n", "flattener", ":=", "Transformer", "{", "Tr", ":", "rgc", ".", "current", ".", "Tr", ",", "Flattener", ":", "FtLineBuilder", "{", "Adder", ":", "rgc", ".", "fillRasterizer", "}", "}", "\n\n", "stroker", ":=", "NewLineStroker", "(", "rgc", ".", "current", ".", "Cap", ",", "rgc", ".", "current", ".", "Join", ",", "Transformer", "{", "Tr", ":", "rgc", ".", "current", ".", "Tr", ",", "Flattener", ":", "FtLineBuilder", "{", "Adder", ":", "rgc", ".", "strokeRasterizer", "}", "}", ")", "\n", "stroker", ".", "HalfLineWidth", "=", "rgc", ".", "current", ".", "LineWidth", "/", "2", "\n\n", "var", "liner", "Flattener", "\n", "if", "rgc", ".", "current", ".", "Dash", "!=", "nil", "&&", "len", "(", "rgc", ".", "current", ".", "Dash", ")", ">", "0", "{", "liner", "=", "NewDashVertexConverter", "(", "rgc", ".", "current", ".", "Dash", ",", "rgc", ".", "current", ".", "DashOffset", ",", "stroker", ")", "\n", "}", "else", "{", "liner", "=", "stroker", "\n", "}", "\n\n", "demux", ":=", "DemuxFlattener", "{", "Flatteners", ":", "[", "]", "Flattener", "{", "flattener", ",", "liner", "}", "}", "\n", "for", "_", ",", "p", ":=", "range", "paths", "{", "Flatten", "(", "p", ",", "demux", ",", "rgc", ".", "current", ".", "Tr", ".", "GetScale", "(", ")", ")", "\n", "}", "\n\n", "// Fill", "rgc", ".", "paint", "(", "rgc", ".", "fillRasterizer", ",", "rgc", ".", "current", ".", "FillColor", ")", "\n", "// Stroke", "rgc", ".", "paint", "(", "rgc", ".", "strokeRasterizer", ",", "rgc", ".", "current", ".", "StrokeColor", ")", "\n", "}" ]
// FillStroke first fills the paths and than strokes them
[ "FillStroke", "first", "fills", "the", "paths", "and", "than", "strokes", "them" ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/drawing/raster_graphic_context.go#L257-L283
147,692
wcharczuk/go-chart
seq/times.go
GetValue
func (t Times) GetValue(index int) float64 { return util.Time.ToFloat64(t[index]) }
go
func (t Times) GetValue(index int) float64 { return util.Time.ToFloat64(t[index]) }
[ "func", "(", "t", "Times", ")", "GetValue", "(", "index", "int", ")", "float64", "{", "return", "util", ".", "Time", ".", "ToFloat64", "(", "t", "[", "index", "]", ")", "\n", "}" ]
// GetValue returns a value at an index as a time.
[ "GetValue", "returns", "a", "value", "at", "an", "index", "as", "a", "time", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/seq/times.go#L29-L31
147,693
wcharczuk/go-chart
drawing/curve.go
SubdivideCubic
func SubdivideCubic(c, c1, c2 []float64) { // First point of c is the first point of c1 c1[0], c1[1] = c[0], c[1] // Last point of c is the last point of c2 c2[6], c2[7] = c[6], c[7] // Subdivide segment using midpoints c1[2] = (c[0] + c[2]) / 2 c1[3] = (c[1] + c[3]) / 2 midX := (c[2] + c[4]) / 2 midY := (c[3] + c[5]) / 2 c2[4] = (c[4] + c[6]) / 2 c2[5] = (c[5] + c[7]) / 2 c1[4] = (c1[2] + midX) / 2 c1[5] = (c1[3] + midY) / 2 c2[2] = (midX + c2[4]) / 2 c2[3] = (midY + c2[5]) / 2 c1[6] = (c1[4] + c2[2]) / 2 c1[7] = (c1[5] + c2[3]) / 2 // Last Point of c1 is equal to the first point of c2 c2[0], c2[1] = c1[6], c1[7] }
go
func SubdivideCubic(c, c1, c2 []float64) { // First point of c is the first point of c1 c1[0], c1[1] = c[0], c[1] // Last point of c is the last point of c2 c2[6], c2[7] = c[6], c[7] // Subdivide segment using midpoints c1[2] = (c[0] + c[2]) / 2 c1[3] = (c[1] + c[3]) / 2 midX := (c[2] + c[4]) / 2 midY := (c[3] + c[5]) / 2 c2[4] = (c[4] + c[6]) / 2 c2[5] = (c[5] + c[7]) / 2 c1[4] = (c1[2] + midX) / 2 c1[5] = (c1[3] + midY) / 2 c2[2] = (midX + c2[4]) / 2 c2[3] = (midY + c2[5]) / 2 c1[6] = (c1[4] + c2[2]) / 2 c1[7] = (c1[5] + c2[3]) / 2 // Last Point of c1 is equal to the first point of c2 c2[0], c2[1] = c1[6], c1[7] }
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// Cubic // x1, y1, cpx1, cpy1, cpx2, cpy2, x2, y2 float64 // SubdivideCubic a Bezier cubic curve in 2 equivalents Bezier cubic curves. // c1 and c2 parameters are the resulting curves
[ "Cubic", "x1", "y1", "cpx1", "cpy1", "cpx2", "cpy2", "x2", "y2", "float64", "SubdivideCubic", "a", "Bezier", "cubic", "curve", "in", "2", "equivalents", "Bezier", "cubic", "curves", ".", "c1", "and", "c2", "parameters", "are", "the", "resulting", "curves" ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/drawing/curve.go#L15-L42
147,694
wcharczuk/go-chart
drawing/curve.go
TraceCubic
func TraceCubic(t Liner, cubic []float64, flatteningThreshold float64) { // Allocation curves var curves [CurveRecursionLimit * 8]float64 copy(curves[0:8], cubic[0:8]) i := 0 // current curve var c []float64 var dx, dy, d2, d3 float64 for i >= 0 { c = curves[i*8:] dx = c[6] - c[0] dy = c[7] - c[1] d2 = math.Abs((c[2]-c[6])*dy - (c[3]-c[7])*dx) d3 = math.Abs((c[4]-c[6])*dy - (c[5]-c[7])*dx) // if it's flat then trace a line if (d2+d3)*(d2+d3) < flatteningThreshold*(dx*dx+dy*dy) || i == len(curves)-1 { t.LineTo(c[6], c[7]) i-- } else { // second half of bezier go lower onto the stack SubdivideCubic(c, curves[(i+1)*8:], curves[i*8:]) i++ } } }
go
func TraceCubic(t Liner, cubic []float64, flatteningThreshold float64) { // Allocation curves var curves [CurveRecursionLimit * 8]float64 copy(curves[0:8], cubic[0:8]) i := 0 // current curve var c []float64 var dx, dy, d2, d3 float64 for i >= 0 { c = curves[i*8:] dx = c[6] - c[0] dy = c[7] - c[1] d2 = math.Abs((c[2]-c[6])*dy - (c[3]-c[7])*dx) d3 = math.Abs((c[4]-c[6])*dy - (c[5]-c[7])*dx) // if it's flat then trace a line if (d2+d3)*(d2+d3) < flatteningThreshold*(dx*dx+dy*dy) || i == len(curves)-1 { t.LineTo(c[6], c[7]) i-- } else { // second half of bezier go lower onto the stack SubdivideCubic(c, curves[(i+1)*8:], curves[i*8:]) i++ } } }
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// TraceCubic generate lines subdividing the cubic curve using a Liner // flattening_threshold helps determines the flattening expectation of the curve
[ "TraceCubic", "generate", "lines", "subdividing", "the", "cubic", "curve", "using", "a", "Liner", "flattening_threshold", "helps", "determines", "the", "flattening", "expectation", "of", "the", "curve" ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/drawing/curve.go#L46-L75
147,695
wcharczuk/go-chart
drawing/curve.go
SubdivideQuad
func SubdivideQuad(c, c1, c2 []float64) { // First point of c is the first point of c1 c1[0], c1[1] = c[0], c[1] // Last point of c is the last point of c2 c2[4], c2[5] = c[4], c[5] // Subdivide segment using midpoints c1[2] = (c[0] + c[2]) / 2 c1[3] = (c[1] + c[3]) / 2 c2[2] = (c[2] + c[4]) / 2 c2[3] = (c[3] + c[5]) / 2 c1[4] = (c1[2] + c2[2]) / 2 c1[5] = (c1[3] + c2[3]) / 2 c2[0], c2[1] = c1[4], c1[5] return }
go
func SubdivideQuad(c, c1, c2 []float64) { // First point of c is the first point of c1 c1[0], c1[1] = c[0], c[1] // Last point of c is the last point of c2 c2[4], c2[5] = c[4], c[5] // Subdivide segment using midpoints c1[2] = (c[0] + c[2]) / 2 c1[3] = (c[1] + c[3]) / 2 c2[2] = (c[2] + c[4]) / 2 c2[3] = (c[3] + c[5]) / 2 c1[4] = (c1[2] + c2[2]) / 2 c1[5] = (c1[3] + c2[3]) / 2 c2[0], c2[1] = c1[4], c1[5] return }
[ "func", "SubdivideQuad", "(", "c", ",", "c1", ",", "c2", "[", "]", "float64", ")", "{", "// First point of c is the first point of c1", "c1", "[", "0", "]", ",", "c1", "[", "1", "]", "=", "c", "[", "0", "]", ",", "c", "[", "1", "]", "\n", "// Last point of c is the last point of c2", "c2", "[", "4", "]", ",", "c2", "[", "5", "]", "=", "c", "[", "4", "]", ",", "c", "[", "5", "]", "\n\n", "// Subdivide segment using midpoints", "c1", "[", "2", "]", "=", "(", "c", "[", "0", "]", "+", "c", "[", "2", "]", ")", "/", "2", "\n", "c1", "[", "3", "]", "=", "(", "c", "[", "1", "]", "+", "c", "[", "3", "]", ")", "/", "2", "\n", "c2", "[", "2", "]", "=", "(", "c", "[", "2", "]", "+", "c", "[", "4", "]", ")", "/", "2", "\n", "c2", "[", "3", "]", "=", "(", "c", "[", "3", "]", "+", "c", "[", "5", "]", ")", "/", "2", "\n", "c1", "[", "4", "]", "=", "(", "c1", "[", "2", "]", "+", "c2", "[", "2", "]", ")", "/", "2", "\n", "c1", "[", "5", "]", "=", "(", "c1", "[", "3", "]", "+", "c2", "[", "3", "]", ")", "/", "2", "\n", "c2", "[", "0", "]", ",", "c2", "[", "1", "]", "=", "c1", "[", "4", "]", ",", "c1", "[", "5", "]", "\n", "return", "\n", "}" ]
// Quad // x1, y1, cpx1, cpy2, x2, y2 float64 // SubdivideQuad a Bezier quad curve in 2 equivalents Bezier quad curves. // c1 and c2 parameters are the resulting curves
[ "Quad", "x1", "y1", "cpx1", "cpy2", "x2", "y2", "float64", "SubdivideQuad", "a", "Bezier", "quad", "curve", "in", "2", "equivalents", "Bezier", "quad", "curves", ".", "c1", "and", "c2", "parameters", "are", "the", "resulting", "curves" ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/drawing/curve.go#L82-L97
147,696
wcharczuk/go-chart
drawing/curve.go
TraceQuad
func TraceQuad(t Liner, quad []float64, flatteningThreshold float64) { const curveLen = CurveRecursionLimit * 6 const curveEndIndex = curveLen - 1 const lastIteration = CurveRecursionLimit - 1 // Allocates curves stack curves := make([]float64, curveLen) // copy 6 elements from the quad path to the stack copy(curves[0:6], quad[0:6]) var i int var c []float64 var dx, dy, d float64 for i >= 0 { c = traceGetWindow(curves, i) dx, dy, d = traceCalcDeltas(c) // bail early if the distance is 0 if d == 0 { return } // if it's flat then trace a line if traceIsFlat(dx, dy, d, flatteningThreshold) || i == lastIteration { t.LineTo(c[4], c[5]) i-- } else { SubdivideQuad(c, traceGetWindow(curves, i+1), traceGetWindow(curves, i)) i++ } } }
go
func TraceQuad(t Liner, quad []float64, flatteningThreshold float64) { const curveLen = CurveRecursionLimit * 6 const curveEndIndex = curveLen - 1 const lastIteration = CurveRecursionLimit - 1 // Allocates curves stack curves := make([]float64, curveLen) // copy 6 elements from the quad path to the stack copy(curves[0:6], quad[0:6]) var i int var c []float64 var dx, dy, d float64 for i >= 0 { c = traceGetWindow(curves, i) dx, dy, d = traceCalcDeltas(c) // bail early if the distance is 0 if d == 0 { return } // if it's flat then trace a line if traceIsFlat(dx, dy, d, flatteningThreshold) || i == lastIteration { t.LineTo(c[4], c[5]) i-- } else { SubdivideQuad(c, traceGetWindow(curves, i+1), traceGetWindow(curves, i)) i++ } } }
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// TraceQuad generate lines subdividing the curve using a Liner // flattening_threshold helps determines the flattening expectation of the curve
[ "TraceQuad", "generate", "lines", "subdividing", "the", "curve", "using", "a", "Liner", "flattening_threshold", "helps", "determines", "the", "flattening", "expectation", "of", "the", "curve" ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/drawing/curve.go#L123-L156
147,697
wcharczuk/go-chart
seq/linear.go
Range
func Range(start, end float64) []float64 { return Seq{NewLinear().WithStart(start).WithEnd(end).WithStep(1.0)}.Array() }
go
func Range(start, end float64) []float64 { return Seq{NewLinear().WithStart(start).WithEnd(end).WithStep(1.0)}.Array() }
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// Range returns the array values of a linear seq with a given start, end and optional step.
[ "Range", "returns", "the", "array", "values", "of", "a", "linear", "seq", "with", "a", "given", "start", "end", "and", "optional", "step", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/seq/linear.go#L4-L6
147,698
wcharczuk/go-chart
seq/linear.go
RangeWithStep
func RangeWithStep(start, end, step float64) []float64 { return Seq{NewLinear().WithStart(start).WithEnd(end).WithStep(step)}.Array() }
go
func RangeWithStep(start, end, step float64) []float64 { return Seq{NewLinear().WithStart(start).WithEnd(end).WithStep(step)}.Array() }
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// RangeWithStep returns the array values of a linear seq with a given start, end and optional step.
[ "RangeWithStep", "returns", "the", "array", "values", "of", "a", "linear", "seq", "with", "a", "given", "start", "end", "and", "optional", "step", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/seq/linear.go#L9-L11
147,699
wcharczuk/go-chart
seq/linear.go
Len
func (lg Linear) Len() int { if lg.start < lg.end { return int((lg.end-lg.start)/lg.step) + 1 } return int((lg.start-lg.end)/lg.step) + 1 }
go
func (lg Linear) Len() int { if lg.start < lg.end { return int((lg.end-lg.start)/lg.step) + 1 } return int((lg.start-lg.end)/lg.step) + 1 }
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// Len returns the number of elements in the seq.
[ "Len", "returns", "the", "number", "of", "elements", "in", "the", "seq", "." ]
9852fce5a172598e72d16f4306f0f17a53d94eb4
https://github.com/wcharczuk/go-chart/blob/9852fce5a172598e72d16f4306f0f17a53d94eb4/seq/linear.go#L41-L46