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<html><head><title>dlib C++ Library - fonts.h</title></head><body bgcolor='white'><pre> |
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<font color='#009900'>// Copyright (C) 2005 Davis E. King ([email protected]), and Nils Labugt, Keita Mochizuki |
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</font><font color='#009900'>// License: Boost Software License See LICENSE.txt for the full license. |
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</font> |
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<font color='#0000FF'>#ifndef</font> DLIB_FONTs_ |
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<font color='#0000FF'>#define</font> DLIB_FONTs_ |
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<font color='#0000FF'>#include</font> <font color='#5555FF'><</font>memory<font color='#5555FF'>></font> |
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<font color='#0000FF'>#include</font> <font color='#5555FF'><</font>string<font color='#5555FF'>></font> |
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<font color='#0000FF'>#include</font> "<a style='text-decoration:none' href='fonts_abstract.h.html'>fonts_abstract.h</a>" |
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<font color='#0000FF'>#include</font> "<a style='text-decoration:none' href='../algs.h.html'>../algs.h</a>" |
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<font color='#0000FF'>#include</font> "<a style='text-decoration:none' href='../serialize.h.html'>../serialize.h</a>" |
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<font color='#0000FF'>#include</font> "<a style='text-decoration:none' href='../unicode.h.html'>../unicode.h</a>" |
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<font color='#0000FF'>#include</font> "<a style='text-decoration:none' href='../array.h.html'>../array.h</a>" |
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<font color='#0000FF'>#include</font> "<a style='text-decoration:none' href='../array2d.h.html'>../array2d.h</a>" |
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<font color='#0000FF'>#include</font> "<a style='text-decoration:none' href='../threads.h.html'>../threads.h</a>" |
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<font color='#0000FF'>namespace</font> dlib |
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<b>{</b> |
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<font color='#009900'>// ---------------------------------------------------------------------------------------- |
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</font> |
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<font color='#0000FF'>class</font> <b><a name='letter'></a>letter</b> |
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<b>{</b> |
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<font color='#009900'>/*! |
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INITIAL VALUE |
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- defined by constructor |
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CONVENTION |
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- if (points != 0) then |
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- points == an array of count point structs |
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- w == width() |
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- count == num_of_points() |
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!*/</font> |
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<font color='#0000FF'>public</font>: |
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<font color='#0000FF'>struct</font> <b><a name='point'></a>point</b> |
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<b>{</b> |
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<b><a name='point'></a>point</b> <font face='Lucida Console'>(</font><font face='Lucida Console'>)</font><b>{</b><b>}</b> |
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<b><a name='point'></a>point</b> <font face='Lucida Console'>(</font> |
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<font color='#0000FF'><u>signed</u></font> <font color='#0000FF'><u>char</u></font> x_, |
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<font color='#0000FF'><u>signed</u></font> <font color='#0000FF'><u>char</u></font> y_ |
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<font face='Lucida Console'>)</font> : |
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x<font face='Lucida Console'>(</font>x_<font face='Lucida Console'>)</font>, |
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y<font face='Lucida Console'>(</font>y_<font face='Lucida Console'>)</font> |
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<b>{</b><b>}</b> |
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<font color='#0000FF'><u>signed</u></font> <font color='#0000FF'><u>char</u></font> x; |
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<font color='#0000FF'><u>signed</u></font> <font color='#0000FF'><u>char</u></font> y; |
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<b>}</b>; |
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<b><a name='letter'></a>letter</b> <font face='Lucida Console'>(</font> |
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<font face='Lucida Console'>)</font> : |
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points<font face='Lucida Console'>(</font><font color='#979000'>0</font><font face='Lucida Console'>)</font>, |
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w<font face='Lucida Console'>(</font><font color='#979000'>0</font><font face='Lucida Console'>)</font>, |
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count<font face='Lucida Console'>(</font><font color='#979000'>0</font><font face='Lucida Console'>)</font> |
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<b>{</b><b>}</b> |
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<b><a name='letter'></a>letter</b> <font face='Lucida Console'>(</font> |
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<font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>short</u></font> width_, |
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<font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>short</u></font> point_count |
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<font face='Lucida Console'>)</font> : |
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points<font face='Lucida Console'>(</font><font color='#0000FF'>new</font> point[point_count]<font face='Lucida Console'>)</font>, |
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w<font face='Lucida Console'>(</font>width_<font face='Lucida Console'>)</font>, |
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count<font face='Lucida Console'>(</font>point_count<font face='Lucida Console'>)</font> |
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<b>{</b><b>}</b> |
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~<b><a name='letter'></a>letter</b><font face='Lucida Console'>(</font> |
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<font face='Lucida Console'>)</font> |
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<b>{</b> |
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<font color='#0000FF'>if</font> <font face='Lucida Console'>(</font>points<font face='Lucida Console'>)</font> |
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<font color='#0000FF'>delete</font> [] points; |
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<b>}</b> |
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<font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>short</u></font> <b><a name='width'></a>width</b> <font face='Lucida Console'>(</font> |
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<font face='Lucida Console'>)</font> <font color='#0000FF'>const</font> <b>{</b> <font color='#0000FF'>return</font> w; <b>}</b> |
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<font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>short</u></font> <b><a name='num_of_points'></a>num_of_points</b> <font face='Lucida Console'>(</font> |
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<font face='Lucida Console'>)</font> <font color='#0000FF'>const</font> <b>{</b> <font color='#0000FF'>return</font> count;<b>}</b> |
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point<font color='#5555FF'>&</font> <b><a name='operator'></a>operator</b>[] <font face='Lucida Console'>(</font> |
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<font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>short</u></font> i |
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<font face='Lucida Console'>)</font> |
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<b>{</b> |
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<font color='#BB00BB'>DLIB_ASSERT</font> <font face='Lucida Console'>(</font>i <font color='#5555FF'><</font> <font color='#BB00BB'>num_of_points</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font>, |
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"<font color='#CC0000'>\tvoid letter::operator[]()</font>" |
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<font color='#5555FF'><</font><font color='#5555FF'><</font> "<font color='#CC0000'>\n\ti: </font>" <font color='#5555FF'><</font><font color='#5555FF'><</font> i |
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<font color='#5555FF'><</font><font color='#5555FF'><</font> "<font color='#CC0000'>\n\tnum_of_points(): </font>" <font color='#5555FF'><</font><font color='#5555FF'><</font> <font color='#BB00BB'>num_of_points</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font> <font face='Lucida Console'>)</font>; |
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<font color='#0000FF'>return</font> points[i]; |
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<b>}</b> |
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<font color='#0000FF'>const</font> point<font color='#5555FF'>&</font> <b><a name='operator'></a>operator</b>[] <font face='Lucida Console'>(</font> |
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<font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>short</u></font> i |
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<font face='Lucida Console'>)</font> <font color='#0000FF'>const</font> |
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<b>{</b> |
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<font color='#BB00BB'>DLIB_ASSERT</font> <font face='Lucida Console'>(</font>i <font color='#5555FF'><</font> <font color='#BB00BB'>num_of_points</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font>, |
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"<font color='#CC0000'>\tvoid letter::operator[]()</font>" |
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<font color='#5555FF'><</font><font color='#5555FF'><</font> "<font color='#CC0000'>\n\ti: </font>" <font color='#5555FF'><</font><font color='#5555FF'><</font> i |
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<font color='#5555FF'><</font><font color='#5555FF'><</font> "<font color='#CC0000'>\n\tnum_of_points(): </font>" <font color='#5555FF'><</font><font color='#5555FF'><</font> <font color='#BB00BB'>num_of_points</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font> <font face='Lucida Console'>)</font>; |
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<font color='#0000FF'>return</font> points[i]; |
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<b>}</b> |
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<font color='#0000FF'>friend</font> <font color='#0000FF'><u>void</u></font> <b><a name='serialize'></a>serialize</b> <font face='Lucida Console'>(</font> |
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<font color='#0000FF'>const</font> letter<font color='#5555FF'>&</font> item, |
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std::ostream<font color='#5555FF'>&</font> out |
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<font face='Lucida Console'>)</font>; |
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<font color='#0000FF'>friend</font> <font color='#0000FF'><u>void</u></font> <b><a name='deserialize'></a>deserialize</b> <font face='Lucida Console'>(</font> |
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letter<font color='#5555FF'>&</font> item, |
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std::istream<font color='#5555FF'>&</font> in |
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<font face='Lucida Console'>)</font>; |
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<font color='#0000FF'><u>void</u></font> <b><a name='swap'></a>swap</b> <font face='Lucida Console'>(</font> |
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letter<font color='#5555FF'>&</font> item |
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<font face='Lucida Console'>)</font> |
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<b>{</b> |
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<font color='#BB00BB'>exchange</font><font face='Lucida Console'>(</font>points, item.points<font face='Lucida Console'>)</font>; |
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<font color='#BB00BB'>exchange</font><font face='Lucida Console'>(</font>w, item.w<font face='Lucida Console'>)</font>; |
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<font color='#BB00BB'>exchange</font><font face='Lucida Console'>(</font>count, item.count<font face='Lucida Console'>)</font>; |
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<b>}</b> |
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<font color='#0000FF'>private</font>: |
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<font color='#009900'>// restricted functions |
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</font> <b><a name='letter'></a>letter</b><font face='Lucida Console'>(</font>letter<font color='#5555FF'>&</font><font face='Lucida Console'>)</font>; <font color='#009900'>// copy constructor |
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</font> letter<font color='#5555FF'>&</font> <b><a name='operator'></a>operator</b><font color='#5555FF'>=</font><font face='Lucida Console'>(</font>letter<font color='#5555FF'>&</font><font face='Lucida Console'>)</font>; <font color='#009900'>// assignment operator |
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</font> |
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point<font color='#5555FF'>*</font> points; |
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<font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>short</u></font> w; |
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<font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>short</u></font> count; |
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<b>}</b>; |
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<font color='#0000FF'>inline</font> <font color='#0000FF'><u>void</u></font> <b><a name='swap'></a>swap</b> <font face='Lucida Console'>(</font> |
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letter<font color='#5555FF'>&</font> a, |
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letter<font color='#5555FF'>&</font> b |
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<font face='Lucida Console'>)</font> <b>{</b> a.<font color='#BB00BB'>swap</font><font face='Lucida Console'>(</font>b<font face='Lucida Console'>)</font>; <b>}</b> |
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<font color='#009900'>// ---------------------------------------------------------------------------------------- |
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</font> |
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<font color='#0000FF'>class</font> <b><a name='font'></a>font</b> |
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<b>{</b> |
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<font color='#0000FF'>public</font>: |
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<font color='#0000FF'>virtual</font> ~<b><a name='font'></a>font</b><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font> <b>{</b><b>}</b> |
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<font color='#0000FF'>virtual</font> <font color='#0000FF'><u>bool</u></font> <b><a name='has_character'></a>has_character</b> <font face='Lucida Console'>(</font> |
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unichar ch |
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<font face='Lucida Console'>)</font><font color='#0000FF'>const</font><font color='#5555FF'>=</font><font color='#979000'>0</font>; |
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<font color='#0000FF'><u>bool</u></font> <b><a name='has_character'></a>has_character</b><font face='Lucida Console'>(</font><font color='#0000FF'><u>char</u></font> ch<font face='Lucida Console'>)</font> <font color='#0000FF'>const</font> <b>{</b> <font color='#0000FF'>return</font> <font color='#0000FF'>this</font><font color='#5555FF'>-</font><font color='#5555FF'>></font><font color='#BB00BB'>has_character</font><font face='Lucida Console'>(</font>zero_extend_cast<font color='#5555FF'><</font>unichar<font color='#5555FF'>></font><font face='Lucida Console'>(</font>ch<font face='Lucida Console'>)</font><font face='Lucida Console'>)</font>; <b>}</b> |
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<font color='#0000FF'><u>bool</u></font> <b><a name='has_character'></a>has_character</b><font face='Lucida Console'>(</font><font color='#0000FF'><u>wchar_t</u></font> ch<font face='Lucida Console'>)</font> <font color='#0000FF'>const</font> <b>{</b> <font color='#0000FF'>return</font> <font color='#0000FF'>this</font><font color='#5555FF'>-</font><font color='#5555FF'>></font><font color='#BB00BB'>has_character</font><font face='Lucida Console'>(</font>zero_extend_cast<font color='#5555FF'><</font>unichar<font color='#5555FF'>></font><font face='Lucida Console'>(</font>ch<font face='Lucida Console'>)</font><font face='Lucida Console'>)</font>; <b>}</b> |
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<font color='#0000FF'>const</font> letter<font color='#5555FF'>&</font> <b><a name='operator'></a>operator</b>[] <font face='Lucida Console'>(</font><font color='#0000FF'><u>char</u></font> ch<font face='Lucida Console'>)</font> <font color='#0000FF'>const</font> <b>{</b> <font color='#0000FF'>return</font> <font face='Lucida Console'>(</font><font color='#5555FF'>*</font><font color='#0000FF'>this</font><font face='Lucida Console'>)</font>[zero_extend_cast<font color='#5555FF'><</font>unichar<font color='#5555FF'>></font><font face='Lucida Console'>(</font>ch<font face='Lucida Console'>)</font>]; <b>}</b>; |
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<font color='#0000FF'>const</font> letter<font color='#5555FF'>&</font> <b><a name='operator'></a>operator</b>[] <font face='Lucida Console'>(</font><font color='#0000FF'><u>wchar_t</u></font> ch<font face='Lucida Console'>)</font><font color='#0000FF'>const</font> <b>{</b> <font color='#0000FF'>return</font> <font face='Lucida Console'>(</font><font color='#5555FF'>*</font><font color='#0000FF'>this</font><font face='Lucida Console'>)</font>[zero_extend_cast<font color='#5555FF'><</font>unichar<font color='#5555FF'>></font><font face='Lucida Console'>(</font>ch<font face='Lucida Console'>)</font>]; <b>}</b>; |
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<font color='#0000FF'>virtual</font> <font color='#0000FF'>const</font> letter<font color='#5555FF'>&</font> <b><a name='operator'></a>operator</b>[] <font face='Lucida Console'>(</font> |
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unichar ch |
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<font face='Lucida Console'>)</font><font color='#0000FF'>const</font><font color='#5555FF'>=</font><font color='#979000'>0</font>; |
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<font color='#0000FF'>virtual</font> <font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>long</u></font> <b><a name='height'></a>height</b> <font face='Lucida Console'>(</font> |
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<font face='Lucida Console'>)</font> <font color='#0000FF'>const</font> <font color='#5555FF'>=</font> <font color='#979000'>0</font>; |
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<font color='#0000FF'>virtual</font> <font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>long</u></font> <b><a name='ascender'></a>ascender</b> <font face='Lucida Console'>(</font> |
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<font face='Lucida Console'>)</font> <font color='#0000FF'>const</font> <font color='#5555FF'>=</font> <font color='#979000'>0</font>; |
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<font color='#0000FF'>virtual</font> <font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>long</u></font> <b><a name='left_overflow'></a>left_overflow</b> <font face='Lucida Console'>(</font> |
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<font face='Lucida Console'>)</font> <font color='#0000FF'>const</font> <font color='#5555FF'>=</font> <font color='#979000'>0</font>; |
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<font color='#0000FF'>virtual</font> <font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>long</u></font> <b><a name='right_overflow'></a>right_overflow</b> <font face='Lucida Console'>(</font> |
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<font face='Lucida Console'>)</font> <font color='#0000FF'>const</font> <font color='#5555FF'>=</font> <font color='#979000'>0</font>; |
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<font color='#009900'>// ------------------------------------------------------------------------------------ |
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</font> |
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<font color='#0000FF'>template</font> <font color='#5555FF'><</font><font color='#0000FF'>typename</font> T, <font color='#0000FF'>typename</font> traits, <font color='#0000FF'>typename</font> alloc<font color='#5555FF'>></font> |
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<font color='#0000FF'><u>void</u></font> <b><a name='compute_size'></a>compute_size</b> <font face='Lucida Console'>(</font> |
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<font color='#0000FF'>const</font> std::basic_string<font color='#5555FF'><</font>T,traits,alloc<font color='#5555FF'>></font><font color='#5555FF'>&</font> str, |
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<font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>long</u></font><font color='#5555FF'>&</font> width, |
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<font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>long</u></font><font color='#5555FF'>&</font> height, |
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<font color='#0000FF'>typename</font> std::basic_string<font color='#5555FF'><</font>T,traits,alloc<font color='#5555FF'>></font>::size_type first <font color='#5555FF'>=</font> <font color='#979000'>0</font>, |
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<font color='#0000FF'>typename</font> std::basic_string<font color='#5555FF'><</font>T,traits,alloc<font color='#5555FF'>></font>::size_type last <font color='#5555FF'>=</font> <font face='Lucida Console'>(</font>std::basic_string<font color='#5555FF'><</font>T,traits,alloc<font color='#5555FF'>></font>::npos<font face='Lucida Console'>)</font> |
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<font face='Lucida Console'>)</font> <font color='#0000FF'>const</font> |
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<b>{</b> |
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<font color='#0000FF'>typedef</font> std::basic_string<font color='#5555FF'><</font>T,traits,alloc<font color='#5555FF'>></font> string; |
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<font color='#BB00BB'>DLIB_ASSERT</font> <font face='Lucida Console'>(</font> <font face='Lucida Console'>(</font>last <font color='#5555FF'>=</font><font color='#5555FF'>=</font> string::npos<font face='Lucida Console'>)</font> <font color='#5555FF'>|</font><font color='#5555FF'>|</font> <font face='Lucida Console'>(</font>first <font color='#5555FF'><</font><font color='#5555FF'>=</font> last <font color='#5555FF'>&</font><font color='#5555FF'>&</font> last <font color='#5555FF'><</font> str.<font color='#BB00BB'>size</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font><font face='Lucida Console'>)</font> , |
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"<font color='#CC0000'>\tvoid font::compute_size()</font>" |
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<font color='#5555FF'><</font><font color='#5555FF'><</font> "<font color='#CC0000'>\n\tlast == string::npos: </font>" <font color='#5555FF'><</font><font color='#5555FF'><</font> <font face='Lucida Console'>(</font><font face='Lucida Console'>(</font>last <font color='#5555FF'>=</font><font color='#5555FF'>=</font> string::npos<font face='Lucida Console'>)</font>?"<font color='#CC0000'>true</font>":"<font color='#CC0000'>false</font>"<font face='Lucida Console'>)</font> |
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<font color='#5555FF'><</font><font color='#5555FF'><</font> "<font color='#CC0000'>\n\tfirst: </font>" <font color='#5555FF'><</font><font color='#5555FF'><</font> <font face='Lucida Console'>(</font><font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>long</u></font><font face='Lucida Console'>)</font>first |
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<font color='#5555FF'><</font><font color='#5555FF'><</font> "<font color='#CC0000'>\n\tlast: </font>" <font color='#5555FF'><</font><font color='#5555FF'><</font> <font face='Lucida Console'>(</font><font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>long</u></font><font face='Lucida Console'>)</font>last |
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<font color='#5555FF'><</font><font color='#5555FF'><</font> "<font color='#CC0000'>\n\tstr.size(): </font>" <font color='#5555FF'><</font><font color='#5555FF'><</font> <font face='Lucida Console'>(</font><font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>long</u></font><font face='Lucida Console'>)</font>str.<font color='#BB00BB'>size</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font> <font face='Lucida Console'>)</font>; |
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<font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>long</u></font> line_width <font color='#5555FF'>=</font> <font color='#979000'>0</font>; |
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<font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>long</u></font> newlines <font color='#5555FF'>=</font> <font color='#979000'>0</font>; |
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width <font color='#5555FF'>=</font> <font color='#979000'>0</font>; |
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height <font color='#5555FF'>=</font> <font color='#979000'>0</font>; |
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<font color='#0000FF'>if</font> <font face='Lucida Console'>(</font>str.<font color='#BB00BB'>size</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font><font face='Lucida Console'>)</font> |
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<b>{</b> |
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<font color='#0000FF'>if</font> <font face='Lucida Console'>(</font>last <font color='#5555FF'>=</font><font color='#5555FF'>=</font> string::npos<font face='Lucida Console'>)</font> |
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last <font color='#5555FF'>=</font> str.<font color='#BB00BB'>size</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font><font color='#5555FF'>-</font><font color='#979000'>1</font>; |
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<font color='#0000FF'>const</font> font<font color='#5555FF'>&</font> f <font color='#5555FF'>=</font> <font color='#5555FF'>*</font><font color='#0000FF'>this</font>; |
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<font color='#0000FF'>for</font> <font face='Lucida Console'>(</font><font color='#0000FF'>typename</font> string::size_type i <font color='#5555FF'>=</font> first; i <font color='#5555FF'><</font><font color='#5555FF'>=</font> last; <font color='#5555FF'>+</font><font color='#5555FF'>+</font>i<font face='Lucida Console'>)</font> |
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<b>{</b> |
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<font color='#009900'>// ignore '\r' characters |
|
</font> <font color='#0000FF'>if</font> <font face='Lucida Console'>(</font>str[i] <font color='#5555FF'>=</font><font color='#5555FF'>=</font> '<font color='#FF0000'>\r</font>'<font face='Lucida Console'>)</font> |
|
<font color='#0000FF'>continue</font>; |
|
|
|
<font color='#0000FF'>if</font> <font face='Lucida Console'>(</font>str[i] <font color='#5555FF'>=</font><font color='#5555FF'>=</font> '<font color='#FF0000'>\n</font>'<font face='Lucida Console'>)</font> |
|
<b>{</b> |
|
<font color='#5555FF'>+</font><font color='#5555FF'>+</font>newlines; |
|
width <font color='#5555FF'>=</font> std::<font color='#BB00BB'>max</font><font face='Lucida Console'>(</font>width,line_width<font face='Lucida Console'>)</font>; |
|
line_width <font color='#5555FF'>=</font> <font color='#979000'>0</font>; |
|
<b>}</b> |
|
<font color='#0000FF'>else</font> |
|
<b>{</b> |
|
<font color='#0000FF'>if</font> <font face='Lucida Console'>(</font><font color='#BB00BB'>is_combining_char</font><font face='Lucida Console'>(</font>str[i]<font face='Lucida Console'>)</font> <font color='#5555FF'>=</font><font color='#5555FF'>=</font> <font color='#979000'>false</font><font face='Lucida Console'>)</font> |
|
line_width <font color='#5555FF'>+</font><font color='#5555FF'>=</font> f[str[i]].<font color='#BB00BB'>width</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font>; |
|
<b>}</b> |
|
<b>}</b> |
|
width <font color='#5555FF'>=</font> std::<font color='#BB00BB'>max</font><font face='Lucida Console'>(</font>width,line_width<font face='Lucida Console'>)</font>; |
|
|
|
height <font color='#5555FF'>=</font> <font face='Lucida Console'>(</font>newlines<font color='#5555FF'>+</font><font color='#979000'>1</font><font face='Lucida Console'>)</font><font color='#5555FF'>*</font>f.<font color='#BB00BB'>height</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font>; |
|
width <font color='#5555FF'>+</font><font color='#5555FF'>=</font> f.<font color='#BB00BB'>left_overflow</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font> <font color='#5555FF'>+</font> f.<font color='#BB00BB'>right_overflow</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font>; |
|
<b>}</b> |
|
<b>}</b> |
|
|
|
<font color='#009900'>// ------------------------------------------------------------------------------------ |
|
</font> |
|
<font color='#0000FF'>template</font> <font color='#5555FF'><</font><font color='#0000FF'>typename</font> C, <font color='#0000FF'>typename</font> T, <font color='#0000FF'>typename</font> traits, <font color='#0000FF'>typename</font> alloc, <font color='#0000FF'>typename</font> pixel_type<font color='#5555FF'>></font> |
|
<font color='#0000FF'><u>void</u></font> <b><a name='draw_string'></a>draw_string</b> <font face='Lucida Console'>(</font> |
|
<font color='#0000FF'>const</font> C<font color='#5555FF'>&</font> c, |
|
<font color='#0000FF'>const</font> rectangle<font color='#5555FF'>&</font> rect, |
|
<font color='#0000FF'>const</font> std::basic_string<font color='#5555FF'><</font>T,traits,alloc<font color='#5555FF'>></font><font color='#5555FF'>&</font> str, |
|
<font color='#0000FF'>const</font> pixel_type<font color='#5555FF'>&</font> color, |
|
<font color='#0000FF'>typename</font> std::basic_string<font color='#5555FF'><</font>T,traits,alloc<font color='#5555FF'>></font>::size_type first <font color='#5555FF'>=</font> <font color='#979000'>0</font>, |
|
<font color='#0000FF'>typename</font> std::basic_string<font color='#5555FF'><</font>T,traits,alloc<font color='#5555FF'>></font>::size_type last <font color='#5555FF'>=</font> <font face='Lucida Console'>(</font>std::basic_string<font color='#5555FF'><</font>T,traits,alloc<font color='#5555FF'>></font>::npos<font face='Lucida Console'>)</font>, |
|
<font color='#0000FF'>const</font> rectangle area_ <font color='#5555FF'>=</font> <font color='#BB00BB'>rectangle</font><font face='Lucida Console'>(</font>std::numeric_limits<font color='#5555FF'><</font><font color='#0000FF'><u>long</u></font><font color='#5555FF'>></font>::<font color='#BB00BB'>min</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font>, std::numeric_limits<font color='#5555FF'><</font><font color='#0000FF'><u>long</u></font><font color='#5555FF'>></font>::<font color='#BB00BB'>min</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font>, |
|
std::numeric_limits<font color='#5555FF'><</font><font color='#0000FF'><u>long</u></font><font color='#5555FF'>></font>::<font color='#BB00BB'>max</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font>, std::numeric_limits<font color='#5555FF'><</font><font color='#0000FF'><u>long</u></font><font color='#5555FF'>></font>::<font color='#BB00BB'>max</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font><font face='Lucida Console'>)</font> |
|
<font face='Lucida Console'>)</font> <font color='#0000FF'>const</font> |
|
<b>{</b> |
|
<font color='#0000FF'>typedef</font> std::basic_string<font color='#5555FF'><</font>T,traits,alloc<font color='#5555FF'>></font> string; |
|
<font color='#BB00BB'>DLIB_ASSERT</font> <font face='Lucida Console'>(</font> <font face='Lucida Console'>(</font>last <font color='#5555FF'>=</font><font color='#5555FF'>=</font> string::npos<font face='Lucida Console'>)</font> <font color='#5555FF'>|</font><font color='#5555FF'>|</font> <font face='Lucida Console'>(</font>first <font color='#5555FF'><</font><font color='#5555FF'>=</font> last <font color='#5555FF'>&</font><font color='#5555FF'>&</font> last <font color='#5555FF'><</font> str.<font color='#BB00BB'>size</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font><font face='Lucida Console'>)</font> , |
|
"<font color='#CC0000'>\tvoid font::draw_string()</font>" |
|
<font color='#5555FF'><</font><font color='#5555FF'><</font> "<font color='#CC0000'>\n\tlast == string::npos: </font>" <font color='#5555FF'><</font><font color='#5555FF'><</font> <font face='Lucida Console'>(</font><font face='Lucida Console'>(</font>last <font color='#5555FF'>=</font><font color='#5555FF'>=</font> string::npos<font face='Lucida Console'>)</font>?"<font color='#CC0000'>true</font>":"<font color='#CC0000'>false</font>"<font face='Lucida Console'>)</font> |
|
<font color='#5555FF'><</font><font color='#5555FF'><</font> "<font color='#CC0000'>\n\tfirst: </font>" <font color='#5555FF'><</font><font color='#5555FF'><</font> <font face='Lucida Console'>(</font><font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>long</u></font><font face='Lucida Console'>)</font>first |
|
<font color='#5555FF'><</font><font color='#5555FF'><</font> "<font color='#CC0000'>\n\tlast: </font>" <font color='#5555FF'><</font><font color='#5555FF'><</font> <font face='Lucida Console'>(</font><font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>long</u></font><font face='Lucida Console'>)</font>last |
|
<font color='#5555FF'><</font><font color='#5555FF'><</font> "<font color='#CC0000'>\n\tstr.size(): </font>" <font color='#5555FF'><</font><font color='#5555FF'><</font> <font face='Lucida Console'>(</font><font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>long</u></font><font face='Lucida Console'>)</font>str.<font color='#BB00BB'>size</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font> <font face='Lucida Console'>)</font>; |
|
|
|
rectangle area <font color='#5555FF'>=</font> rect.<font color='#BB00BB'>intersect</font><font face='Lucida Console'>(</font>c<font face='Lucida Console'>)</font>.<font color='#BB00BB'>intersect</font><font face='Lucida Console'>(</font>area_<font face='Lucida Console'>)</font>; |
|
<font color='#0000FF'>if</font> <font face='Lucida Console'>(</font>area.<font color='#BB00BB'>is_empty</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font> <font color='#5555FF'>|</font><font color='#5555FF'>|</font> str.<font color='#BB00BB'>size</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font> <font color='#5555FF'>=</font><font color='#5555FF'>=</font> <font color='#979000'>0</font><font face='Lucida Console'>)</font> |
|
<font color='#0000FF'>return</font>; |
|
|
|
<font color='#0000FF'>if</font> <font face='Lucida Console'>(</font>last <font color='#5555FF'>=</font><font color='#5555FF'>=</font> string::npos<font face='Lucida Console'>)</font> |
|
last <font color='#5555FF'>=</font> str.<font color='#BB00BB'>size</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font><font color='#5555FF'>-</font><font color='#979000'>1</font>; |
|
|
|
<font color='#0000FF'>const</font> font<font color='#5555FF'>&</font> f <font color='#5555FF'>=</font> <font color='#5555FF'>*</font><font color='#0000FF'>this</font>; |
|
|
|
<font color='#0000FF'><u>long</u></font> y_offset <font color='#5555FF'>=</font> rect.<font color='#BB00BB'>top</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font> <font color='#5555FF'>+</font> f.<font color='#BB00BB'>ascender</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font> <font color='#5555FF'>-</font> <font color='#979000'>1</font>; |
|
|
|
<font color='#0000FF'><u>long</u></font> pos <font color='#5555FF'>=</font> rect.<font color='#BB00BB'>left</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font><font color='#5555FF'>+</font>f.<font color='#BB00BB'>left_overflow</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font>; |
|
<font color='#0000FF'>for</font> <font face='Lucida Console'>(</font><font color='#0000FF'>typename</font> string::size_type i <font color='#5555FF'>=</font> first; i <font color='#5555FF'><</font><font color='#5555FF'>=</font> last; <font color='#5555FF'>+</font><font color='#5555FF'>+</font>i<font face='Lucida Console'>)</font> |
|
<b>{</b> |
|
<font color='#009900'>// ignore the '\r' character |
|
</font> <font color='#0000FF'>if</font> <font face='Lucida Console'>(</font>str[i] <font color='#5555FF'>=</font><font color='#5555FF'>=</font> '<font color='#FF0000'>\r</font>'<font face='Lucida Console'>)</font> |
|
<font color='#0000FF'>continue</font>; |
|
|
|
<font color='#009900'>// A combining character should be applied to the previous character, and we |
|
</font> <font color='#009900'>// therefore make one step back. If a combining comes right after a newline, |
|
</font> <font color='#009900'>// then there must be some kind of error in the string, and we don't combine. |
|
</font> <font color='#0000FF'>if</font><font face='Lucida Console'>(</font><font color='#BB00BB'>is_combining_char</font><font face='Lucida Console'>(</font>str[i]<font face='Lucida Console'>)</font> <font color='#5555FF'>&</font><font color='#5555FF'>&</font> |
|
pos <font color='#5555FF'>></font> rect.<font color='#BB00BB'>left</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font> <font color='#5555FF'>+</font> <font color='#0000FF'>static_cast</font><font color='#5555FF'><</font><font color='#0000FF'><u>long</u></font><font color='#5555FF'>></font><font face='Lucida Console'>(</font>f.<font color='#BB00BB'>left_overflow</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font><font face='Lucida Console'>)</font><font face='Lucida Console'>)</font> |
|
<b>{</b> |
|
pos <font color='#5555FF'>-</font><font color='#5555FF'>=</font> f[str[i]].<font color='#BB00BB'>width</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font>; |
|
<b>}</b> |
|
|
|
<font color='#0000FF'>if</font> <font face='Lucida Console'>(</font>str[i] <font color='#5555FF'>=</font><font color='#5555FF'>=</font> '<font color='#FF0000'>\n</font>'<font face='Lucida Console'>)</font> |
|
<b>{</b> |
|
y_offset <font color='#5555FF'>+</font><font color='#5555FF'>=</font> f.<font color='#BB00BB'>height</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font>; |
|
pos <font color='#5555FF'>=</font> rect.<font color='#BB00BB'>left</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font><font color='#5555FF'>+</font>f.<font color='#BB00BB'>left_overflow</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font>; |
|
<font color='#0000FF'>continue</font>; |
|
<b>}</b> |
|
|
|
<font color='#009900'>// only look at letters in the intersection area |
|
</font> <font color='#0000FF'>if</font> <font face='Lucida Console'>(</font>area.<font color='#BB00BB'>bottom</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font> <font color='#5555FF'>+</font> <font color='#0000FF'>static_cast</font><font color='#5555FF'><</font><font color='#0000FF'><u>long</u></font><font color='#5555FF'>></font><font face='Lucida Console'>(</font>f.<font color='#BB00BB'>height</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font><font face='Lucida Console'>)</font> <font color='#5555FF'><</font> y_offset<font face='Lucida Console'>)</font> |
|
<b>{</b> |
|
<font color='#009900'>// the string is now below our rectangle so we are done |
|
</font> <font color='#0000FF'>break</font>; |
|
<b>}</b> |
|
<font color='#0000FF'>else</font> <font color='#0000FF'>if</font> <font face='Lucida Console'>(</font>area.<font color='#BB00BB'>left</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font> <font color='#5555FF'>></font> pos <font color='#5555FF'>-</font> <font color='#0000FF'>static_cast</font><font color='#5555FF'><</font><font color='#0000FF'><u>long</u></font><font color='#5555FF'>></font><font face='Lucida Console'>(</font>f.<font color='#BB00BB'>left_overflow</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font><font face='Lucida Console'>)</font> <font color='#5555FF'>&</font><font color='#5555FF'>&</font> |
|
pos <font color='#5555FF'>+</font> <font color='#0000FF'>static_cast</font><font color='#5555FF'><</font><font color='#0000FF'><u>long</u></font><font color='#5555FF'>></font><font face='Lucida Console'>(</font>f[str[i]].<font color='#BB00BB'>width</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font> <font color='#5555FF'>+</font> f.<font color='#BB00BB'>right_overflow</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font><font face='Lucida Console'>)</font> <font color='#5555FF'><</font> area.<font color='#BB00BB'>left</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font> <font face='Lucida Console'>)</font> |
|
<b>{</b> |
|
pos <font color='#5555FF'>+</font><font color='#5555FF'>=</font> f[str[i]].<font color='#BB00BB'>width</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font>; |
|
<font color='#0000FF'>continue</font>; |
|
<b>}</b> |
|
<font color='#0000FF'>else</font> <font color='#0000FF'>if</font> <font face='Lucida Console'>(</font>area.<font color='#BB00BB'>right</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font> <font color='#5555FF'>+</font> <font color='#0000FF'>static_cast</font><font color='#5555FF'><</font><font color='#0000FF'><u>long</u></font><font color='#5555FF'>></font><font face='Lucida Console'>(</font>f.<font color='#BB00BB'>right_overflow</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font><font face='Lucida Console'>)</font> <font color='#5555FF'><</font> pos<font face='Lucida Console'>)</font> |
|
<b>{</b> |
|
<font color='#009900'>// keep looking because there might be a '\n' in the string that |
|
</font> <font color='#009900'>// will wrap us around and put us back into our rectangle. |
|
</font> <font color='#0000FF'>continue</font>; |
|
<b>}</b> |
|
|
|
<font color='#009900'>// at this point in the loop we know that f[str[i]] overlaps |
|
</font> <font color='#009900'>// horizontally with the intersection rectangle area. |
|
</font> |
|
<font color='#0000FF'>const</font> letter<font color='#5555FF'>&</font> l <font color='#5555FF'>=</font> f[str[i]]; |
|
<font color='#0000FF'>for</font> <font face='Lucida Console'>(</font><font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>short</u></font> i <font color='#5555FF'>=</font> <font color='#979000'>0</font>; i <font color='#5555FF'><</font> l.<font color='#BB00BB'>num_of_points</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font>; <font color='#5555FF'>+</font><font color='#5555FF'>+</font>i<font face='Lucida Console'>)</font> |
|
<b>{</b> |
|
<font color='#0000FF'>const</font> <font color='#0000FF'><u>long</u></font> x <font color='#5555FF'>=</font> l[i].x <font color='#5555FF'>+</font> pos; |
|
<font color='#0000FF'>const</font> <font color='#0000FF'><u>long</u></font> y <font color='#5555FF'>=</font> l[i].y <font color='#5555FF'>+</font> y_offset; |
|
<font color='#009900'>// draw each pixel of the letter if it is inside the intersection |
|
</font> <font color='#009900'>// rectangle |
|
</font> <font color='#0000FF'>if</font> <font face='Lucida Console'>(</font>area.<font color='#BB00BB'>contains</font><font face='Lucida Console'>(</font>x,y<font face='Lucida Console'>)</font><font face='Lucida Console'>)</font> |
|
<b>{</b> |
|
<font color='#BB00BB'>assign_pixel</font><font face='Lucida Console'>(</font>c[y<font color='#5555FF'>-</font>c.<font color='#BB00BB'>top</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font>][x<font color='#5555FF'>-</font>c.<font color='#BB00BB'>left</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font>], color<font face='Lucida Console'>)</font>; |
|
<b>}</b> |
|
<b>}</b> |
|
|
|
pos <font color='#5555FF'>+</font><font color='#5555FF'>=</font> l.<font color='#BB00BB'>width</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font>; |
|
<b>}</b> |
|
<b>}</b> |
|
<font color='#0000FF'>template</font> <font color='#5555FF'><</font><font color='#0000FF'>typename</font> C, <font color='#0000FF'>typename</font> T, <font color='#0000FF'>typename</font> traits, <font color='#0000FF'>typename</font> alloc<font color='#5555FF'>></font> |
|
<font color='#0000FF'><u>void</u></font> <b><a name='draw_string'></a>draw_string</b> <font face='Lucida Console'>(</font> |
|
<font color='#0000FF'>const</font> C<font color='#5555FF'>&</font> c, |
|
<font color='#0000FF'>const</font> rectangle<font color='#5555FF'>&</font> rect, |
|
<font color='#0000FF'>const</font> std::basic_string<font color='#5555FF'><</font>T,traits,alloc<font color='#5555FF'>></font><font color='#5555FF'>&</font> str |
|
<font face='Lucida Console'>)</font> <font color='#0000FF'>const</font> |
|
<b>{</b> |
|
<font color='#BB00BB'>draw_string</font><font face='Lucida Console'>(</font>c,rect, str, <font color='#979000'>0</font>, <font color='#979000'>0</font>, <font face='Lucida Console'>(</font>std::basic_string<font color='#5555FF'><</font>T,traits,alloc<font color='#5555FF'>></font>::npos<font face='Lucida Console'>)</font>, |
|
<font color='#BB00BB'>rectangle</font><font face='Lucida Console'>(</font>std::numeric_limits<font color='#5555FF'><</font><font color='#0000FF'><u>long</u></font><font color='#5555FF'>></font>::<font color='#BB00BB'>min</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font>, std::numeric_limits<font color='#5555FF'><</font><font color='#0000FF'><u>long</u></font><font color='#5555FF'>></font>::<font color='#BB00BB'>min</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font>, |
|
std::numeric_limits<font color='#5555FF'><</font><font color='#0000FF'><u>long</u></font><font color='#5555FF'>></font>::<font color='#BB00BB'>max</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font>, std::numeric_limits<font color='#5555FF'><</font><font color='#0000FF'><u>long</u></font><font color='#5555FF'>></font>::<font color='#BB00BB'>max</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font><font face='Lucida Console'>)</font><font face='Lucida Console'>)</font>; |
|
<b>}</b> |
|
|
|
<font color='#009900'>// ------------------------------------------------------------------------------------ |
|
</font> |
|
<font color='#0000FF'>template</font> <font color='#5555FF'><</font><font color='#0000FF'>typename</font> T, <font color='#0000FF'>typename</font> traits, <font color='#0000FF'>typename</font> alloc<font color='#5555FF'>></font> |
|
<font color='#0000FF'>const</font> rectangle <b><a name='compute_cursor_rect'></a>compute_cursor_rect</b> <font face='Lucida Console'>(</font> |
|
<font color='#0000FF'>const</font> rectangle<font color='#5555FF'>&</font> rect, |
|
<font color='#0000FF'>const</font> std::basic_string<font color='#5555FF'><</font>T,traits,alloc<font color='#5555FF'>></font><font color='#5555FF'>&</font> str, |
|
<font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>long</u></font> index, |
|
<font color='#0000FF'>typename</font> std::basic_string<font color='#5555FF'><</font>T,traits,alloc<font color='#5555FF'>></font>::size_type first <font color='#5555FF'>=</font> <font color='#979000'>0</font>, |
|
<font color='#0000FF'>typename</font> std::basic_string<font color='#5555FF'><</font>T,traits,alloc<font color='#5555FF'>></font>::size_type last <font color='#5555FF'>=</font> <font face='Lucida Console'>(</font>std::basic_string<font color='#5555FF'><</font>T,traits,alloc<font color='#5555FF'>></font>::npos<font face='Lucida Console'>)</font> |
|
<font face='Lucida Console'>)</font> <font color='#0000FF'>const</font> |
|
<b>{</b> |
|
<font color='#0000FF'>typedef</font> std::basic_string<font color='#5555FF'><</font>T,traits,alloc<font color='#5555FF'>></font> string; |
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<font color='#BB00BB'>DLIB_ASSERT</font> <font face='Lucida Console'>(</font> <font face='Lucida Console'>(</font>last <font color='#5555FF'>=</font><font color='#5555FF'>=</font> string::npos<font face='Lucida Console'>)</font> <font color='#5555FF'>|</font><font color='#5555FF'>|</font> <font face='Lucida Console'>(</font>first <font color='#5555FF'><</font><font color='#5555FF'>=</font> last <font color='#5555FF'>&</font><font color='#5555FF'>&</font> last <font color='#5555FF'><</font> str.<font color='#BB00BB'>size</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font><font face='Lucida Console'>)</font> , |
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"<font color='#CC0000'>\trectangle font::compute_cursor_rect()</font>" |
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<font color='#5555FF'><</font><font color='#5555FF'><</font> "<font color='#CC0000'>\n\tlast == string::npos: </font>" <font color='#5555FF'><</font><font color='#5555FF'><</font> <font face='Lucida Console'>(</font><font face='Lucida Console'>(</font>last <font color='#5555FF'>=</font><font color='#5555FF'>=</font> string::npos<font face='Lucida Console'>)</font>?"<font color='#CC0000'>true</font>":"<font color='#CC0000'>false</font>"<font face='Lucida Console'>)</font> |
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<font color='#5555FF'><</font><font color='#5555FF'><</font> "<font color='#CC0000'>\n\tfirst: </font>" <font color='#5555FF'><</font><font color='#5555FF'><</font> <font face='Lucida Console'>(</font><font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>long</u></font><font face='Lucida Console'>)</font>first |
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<font color='#5555FF'><</font><font color='#5555FF'><</font> "<font color='#CC0000'>\n\tlast: </font>" <font color='#5555FF'><</font><font color='#5555FF'><</font> <font face='Lucida Console'>(</font><font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>long</u></font><font face='Lucida Console'>)</font>last |
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<font color='#5555FF'><</font><font color='#5555FF'><</font> "<font color='#CC0000'>\n\tindex: </font>" <font color='#5555FF'><</font><font color='#5555FF'><</font> index |
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<font color='#5555FF'><</font><font color='#5555FF'><</font> "<font color='#CC0000'>\n\tstr.size(): </font>" <font color='#5555FF'><</font><font color='#5555FF'><</font> <font face='Lucida Console'>(</font><font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>long</u></font><font face='Lucida Console'>)</font>str.<font color='#BB00BB'>size</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font> <font face='Lucida Console'>)</font>; |
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<font color='#0000FF'>const</font> font<font color='#5555FF'>&</font> f <font color='#5555FF'>=</font> <font color='#5555FF'>*</font><font color='#0000FF'>this</font>; |
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<font color='#0000FF'>if</font> <font face='Lucida Console'>(</font>last <font color='#5555FF'>=</font><font color='#5555FF'>=</font> string::npos<font face='Lucida Console'>)</font> |
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last <font color='#5555FF'>=</font> str.<font color='#BB00BB'>size</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font><font color='#5555FF'>-</font><font color='#979000'>1</font>; |
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<font color='#0000FF'><u>long</u></font> x <font color='#5555FF'>=</font> f.<font color='#BB00BB'>left_overflow</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font>; |
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<font color='#0000FF'><u>long</u></font> y <font color='#5555FF'>=</font> <font color='#979000'>0</font>; |
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<font color='#0000FF'><u>int</u></font> count <font color='#5555FF'>=</font> <font color='#979000'>0</font>; |
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<font color='#0000FF'>if</font> <font face='Lucida Console'>(</font>str.<font color='#BB00BB'>size</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font> <font color='#5555FF'>!</font><font color='#5555FF'>=</font> <font color='#979000'>0</font><font face='Lucida Console'>)</font> |
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<b>{</b> |
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<font color='#0000FF'>for</font> <font face='Lucida Console'>(</font><font color='#0000FF'>typename</font> string::size_type i <font color='#5555FF'>=</font> first; i <font color='#5555FF'><</font><font color='#5555FF'>=</font> last <font color='#5555FF'>&</font><font color='#5555FF'>&</font> i <font color='#5555FF'><</font> index; <font color='#5555FF'>+</font><font color='#5555FF'>+</font>i<font face='Lucida Console'>)</font> |
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<b>{</b> |
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<font color='#5555FF'>+</font><font color='#5555FF'>+</font>count; |
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<font color='#0000FF'>if</font> <font face='Lucida Console'>(</font>str[i] <font color='#5555FF'>=</font><font color='#5555FF'>=</font> '<font color='#FF0000'>\n</font>'<font face='Lucida Console'>)</font> |
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<b>{</b> |
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x <font color='#5555FF'>=</font> f.<font color='#BB00BB'>left_overflow</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font>; |
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y <font color='#5555FF'>+</font><font color='#5555FF'>=</font> f.<font color='#BB00BB'>height</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font>; |
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count <font color='#5555FF'>=</font> <font color='#979000'>0</font>; |
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<b>}</b> |
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<font color='#0000FF'>else</font> <font color='#0000FF'>if</font> <font face='Lucida Console'>(</font><font color='#BB00BB'>is_combining_char</font><font face='Lucida Console'>(</font>str[i]<font face='Lucida Console'>)</font> <font color='#5555FF'>=</font><font color='#5555FF'>=</font> <font color='#979000'>false</font> <font color='#5555FF'>&</font><font color='#5555FF'>&</font> |
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str[i] <font color='#5555FF'>!</font><font color='#5555FF'>=</font> '<font color='#FF0000'>\r</font>'<font face='Lucida Console'>)</font> |
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<b>{</b> |
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x <font color='#5555FF'>+</font><font color='#5555FF'>=</font> f[str[i]].<font color='#BB00BB'>width</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font>; |
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<b>}</b> |
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<b>}</b> |
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<b>}</b> |
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x <font color='#5555FF'>+</font><font color='#5555FF'>=</font> rect.<font color='#BB00BB'>left</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font>; |
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y <font color='#5555FF'>+</font><font color='#5555FF'>=</font> rect.<font color='#BB00BB'>top</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font>; |
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<font color='#009900'>// if the cursor is at the start of a line then back it up one pixel |
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</font> <font color='#0000FF'>if</font> <font face='Lucida Console'>(</font>count <font color='#5555FF'>=</font><font color='#5555FF'>=</font> <font color='#979000'>0</font><font face='Lucida Console'>)</font> |
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<font color='#5555FF'>-</font><font color='#5555FF'>-</font>x; |
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<font color='#0000FF'>return</font> <font color='#BB00BB'>rectangle</font><font face='Lucida Console'>(</font>x,y,x,y<font color='#5555FF'>+</font>f.<font color='#BB00BB'>height</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font><font color='#5555FF'>-</font><font color='#979000'>1</font><font face='Lucida Console'>)</font>; |
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<b>}</b> |
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<font color='#009900'>// ------------------------------------------------------------------------------------ |
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</font> |
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<font color='#0000FF'>template</font> <font color='#5555FF'><</font><font color='#0000FF'>typename</font> T, <font color='#0000FF'>typename</font> traits, <font color='#0000FF'>typename</font> alloc<font color='#5555FF'>></font> |
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<font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>long</u></font> <b><a name='compute_cursor_pos'></a>compute_cursor_pos</b> <font face='Lucida Console'>(</font> |
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<font color='#0000FF'>const</font> rectangle<font color='#5555FF'>&</font> rect, |
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<font color='#0000FF'>const</font> std::basic_string<font color='#5555FF'><</font>T,traits,alloc<font color='#5555FF'>></font><font color='#5555FF'>&</font> str, |
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<font color='#0000FF'><u>long</u></font> x, |
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<font color='#0000FF'><u>long</u></font> y, |
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<font color='#0000FF'>typename</font> std::basic_string<font color='#5555FF'><</font>T,traits,alloc<font color='#5555FF'>></font>::size_type first <font color='#5555FF'>=</font> <font color='#979000'>0</font>, |
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<font color='#0000FF'>typename</font> std::basic_string<font color='#5555FF'><</font>T,traits,alloc<font color='#5555FF'>></font>::size_type last <font color='#5555FF'>=</font> <font face='Lucida Console'>(</font>std::basic_string<font color='#5555FF'><</font>T,traits,alloc<font color='#5555FF'>></font>::npos<font face='Lucida Console'>)</font> |
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<font face='Lucida Console'>)</font> <font color='#0000FF'>const</font> |
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<b>{</b> |
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<font color='#0000FF'>typedef</font> std::basic_string<font color='#5555FF'><</font>T,traits,alloc<font color='#5555FF'>></font> string; |
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<font color='#BB00BB'>DLIB_ASSERT</font> <font face='Lucida Console'>(</font> <font face='Lucida Console'>(</font>last <font color='#5555FF'>=</font><font color='#5555FF'>=</font> string::npos<font face='Lucida Console'>)</font> <font color='#5555FF'>|</font><font color='#5555FF'>|</font> <font face='Lucida Console'>(</font>first <font color='#5555FF'><</font><font color='#5555FF'>=</font> last <font color='#5555FF'>&</font><font color='#5555FF'>&</font> last <font color='#5555FF'><</font> str.<font color='#BB00BB'>size</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font><font face='Lucida Console'>)</font> , |
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"<font color='#CC0000'>\tunsigned long font::compute_cursor_pos()</font>" |
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<font color='#5555FF'><</font><font color='#5555FF'><</font> "<font color='#CC0000'>\n\tlast == string::npos: </font>" <font color='#5555FF'><</font><font color='#5555FF'><</font> <font face='Lucida Console'>(</font><font face='Lucida Console'>(</font>last <font color='#5555FF'>=</font><font color='#5555FF'>=</font> string::npos<font face='Lucida Console'>)</font>?"<font color='#CC0000'>true</font>":"<font color='#CC0000'>false</font>"<font face='Lucida Console'>)</font> |
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<font color='#5555FF'><</font><font color='#5555FF'><</font> "<font color='#CC0000'>\n\tfirst: </font>" <font color='#5555FF'><</font><font color='#5555FF'><</font> <font face='Lucida Console'>(</font><font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>long</u></font><font face='Lucida Console'>)</font>first |
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<font color='#5555FF'><</font><font color='#5555FF'><</font> "<font color='#CC0000'>\n\tlast: </font>" <font color='#5555FF'><</font><font color='#5555FF'><</font> <font face='Lucida Console'>(</font><font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>long</u></font><font face='Lucida Console'>)</font>last |
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<font color='#5555FF'><</font><font color='#5555FF'><</font> "<font color='#CC0000'>\n\tx: </font>" <font color='#5555FF'><</font><font color='#5555FF'><</font> x |
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<font color='#5555FF'><</font><font color='#5555FF'><</font> "<font color='#CC0000'>\n\ty: </font>" <font color='#5555FF'><</font><font color='#5555FF'><</font> y |
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<font color='#5555FF'><</font><font color='#5555FF'><</font> "<font color='#CC0000'>\n\tstr.size(): </font>" <font color='#5555FF'><</font><font color='#5555FF'><</font> <font face='Lucida Console'>(</font><font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>long</u></font><font face='Lucida Console'>)</font>str.<font color='#BB00BB'>size</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font> <font face='Lucida Console'>)</font>; |
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<font color='#0000FF'>const</font> font<font color='#5555FF'>&</font> f <font color='#5555FF'>=</font> <font color='#5555FF'>*</font><font color='#0000FF'>this</font>; |
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<font color='#0000FF'>if</font> <font face='Lucida Console'>(</font>str.<font color='#BB00BB'>size</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font> <font color='#5555FF'>=</font><font color='#5555FF'>=</font> <font color='#979000'>0</font><font face='Lucida Console'>)</font> |
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<font color='#0000FF'>return</font> <font color='#979000'>0</font>; |
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<font color='#0000FF'>else</font> <font color='#0000FF'>if</font> <font face='Lucida Console'>(</font>first <font color='#5555FF'>></font><font color='#5555FF'>=</font> str.<font color='#BB00BB'>size</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font><font face='Lucida Console'>)</font> |
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<font color='#0000FF'>return</font> <font color='#0000FF'>static_cast</font><font color='#5555FF'><</font><font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>long</u></font><font color='#5555FF'>></font><font face='Lucida Console'>(</font>str.<font color='#BB00BB'>size</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font><font face='Lucida Console'>)</font>; |
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y <font color='#5555FF'>-</font><font color='#5555FF'>=</font> rect.<font color='#BB00BB'>top</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font>; |
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x <font color='#5555FF'>-</font><font color='#5555FF'>=</font> rect.<font color='#BB00BB'>left</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font>; |
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<font color='#0000FF'>if</font> <font face='Lucida Console'>(</font>y <font color='#5555FF'><</font> <font color='#979000'>0</font><font face='Lucida Console'>)</font> |
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y <font color='#5555FF'>=</font> <font color='#979000'>0</font>; |
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<font color='#0000FF'>if</font> <font face='Lucida Console'>(</font>x <font color='#5555FF'><</font> <font color='#979000'>0</font><font face='Lucida Console'>)</font> |
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x <font color='#5555FF'>=</font> <font color='#979000'>0</font>; |
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<font color='#0000FF'>if</font> <font face='Lucida Console'>(</font>last <font color='#5555FF'>=</font><font color='#5555FF'>=</font> string::npos<font face='Lucida Console'>)</font> |
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last <font color='#5555FF'>=</font> str.<font color='#BB00BB'>size</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font><font color='#5555FF'>-</font><font color='#979000'>1</font>; |
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<font color='#009900'>// first figure out what line we are on |
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</font> <font color='#0000FF'>typename</font> string::size_type pos <font color='#5555FF'>=</font> first; |
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<font color='#0000FF'><u>long</u></font> line <font color='#5555FF'>=</font> <font color='#979000'>0</font>; |
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<font color='#0000FF'>while</font> <font face='Lucida Console'>(</font><font color='#0000FF'>static_cast</font><font color='#5555FF'><</font><font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>long</u></font><font color='#5555FF'>></font><font face='Lucida Console'>(</font>y<font face='Lucida Console'>)</font> <font color='#5555FF'>></font><font color='#5555FF'>=</font> f.<font color='#BB00BB'>height</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font><font face='Lucida Console'>)</font> |
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<b>{</b> |
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<font color='#5555FF'>+</font><font color='#5555FF'>+</font>line; |
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y <font color='#5555FF'>-</font><font color='#5555FF'>=</font> f.<font color='#BB00BB'>height</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font>; |
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<b>}</b> |
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<font color='#009900'>// find the start of the given line |
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</font> <font color='#0000FF'>for</font> <font face='Lucida Console'>(</font><font color='#0000FF'>typename</font> string::size_type i <font color='#5555FF'>=</font> first; i <font color='#5555FF'><</font><font color='#5555FF'>=</font> last <font color='#5555FF'>&</font><font color='#5555FF'>&</font> line <font color='#5555FF'>!</font><font color='#5555FF'>=</font> <font color='#979000'>0</font>; <font color='#5555FF'>+</font><font color='#5555FF'>+</font>i<font face='Lucida Console'>)</font> |
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<b>{</b> |
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<font color='#0000FF'>if</font> <font face='Lucida Console'>(</font>str[i] <font color='#5555FF'>=</font><font color='#5555FF'>=</font> '<font color='#FF0000'>\n</font>'<font face='Lucida Console'>)</font> |
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<b>{</b> |
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<font color='#5555FF'>-</font><font color='#5555FF'>-</font>line; |
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pos <font color='#5555FF'>=</font> i <font color='#5555FF'>+</font> <font color='#979000'>1</font>; |
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<b>}</b> |
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<b>}</b> |
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<font color='#009900'>// now str[pos] == the first character of the start of the line |
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</font> <font color='#009900'>// that contains the cursor. |
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</font> <font color='#0000FF'>const</font> <font color='#0000FF'>typename</font> string::size_type start_of_line <font color='#5555FF'>=</font> pos; |
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<font color='#0000FF'><u>long</u></font> cur_x <font color='#5555FF'>=</font> f.<font color='#BB00BB'>left_overflow</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font>; |
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<font color='#009900'>// set the current cursor position to where the mouse clicked |
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</font> <font color='#0000FF'>while</font> <font face='Lucida Console'>(</font>pos <font color='#5555FF'><</font><font color='#5555FF'>=</font> last<font face='Lucida Console'>)</font> |
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<b>{</b> |
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<font color='#0000FF'>if</font> <font face='Lucida Console'>(</font>x <font color='#5555FF'><</font><font color='#5555FF'>=</font> cur_x <font color='#5555FF'>|</font><font color='#5555FF'>|</font> str[pos] <font color='#5555FF'>=</font><font color='#5555FF'>=</font> '<font color='#FF0000'>\n</font>'<font face='Lucida Console'>)</font> |
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<font color='#0000FF'>break</font>; |
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<font color='#0000FF'>if</font> <font face='Lucida Console'>(</font><font color='#BB00BB'>is_combining_char</font><font face='Lucida Console'>(</font>str[pos]<font face='Lucida Console'>)</font> <font color='#5555FF'>=</font><font color='#5555FF'>=</font> <font color='#979000'>false</font> <font color='#5555FF'>&</font><font color='#5555FF'>&</font> |
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str[pos] <font color='#5555FF'>!</font><font color='#5555FF'>=</font> '<font color='#FF0000'>\r</font>'<font face='Lucida Console'>)</font> |
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<b>{</b> |
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cur_x <font color='#5555FF'>+</font><font color='#5555FF'>=</font> f[str[pos]].<font color='#BB00BB'>width</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font>; |
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<b>}</b> |
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<font color='#5555FF'>+</font><font color='#5555FF'>+</font>pos; |
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<b>}</b> |
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<font color='#0000FF'>if</font> <font face='Lucida Console'>(</font>x <font color='#5555FF'><</font><font color='#5555FF'>=</font> cur_x<font face='Lucida Console'>)</font> |
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<b>{</b> |
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<font color='#0000FF'>if</font> <font face='Lucida Console'>(</font>pos <font color='#5555FF'>!</font><font color='#5555FF'>=</font> start_of_line<font face='Lucida Console'>)</font> |
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<b>{</b> |
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<font color='#009900'>// we might actually be closer to the previous character |
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</font> <font color='#009900'>// so check for that and if so then jump us back one. |
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</font> <font color='#0000FF'>const</font> <font color='#0000FF'><u>long</u></font> width <font color='#5555FF'>=</font> f[str[pos<font color='#5555FF'>-</font><font color='#979000'>1</font>]].<font color='#BB00BB'>width</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font>; |
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<font color='#0000FF'>if</font> <font face='Lucida Console'>(</font>x <font color='#5555FF'><</font> cur_x <font color='#5555FF'>-</font> width<font color='#5555FF'>/</font><font color='#979000'>2</font><font face='Lucida Console'>)</font> |
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<font color='#5555FF'>-</font><font color='#5555FF'>-</font>pos; |
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<b>}</b> |
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<b>}</b> |
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<font color='#0000FF'>return</font> <font color='#0000FF'>static_cast</font><font color='#5555FF'><</font><font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>long</u></font><font color='#5555FF'>></font><font face='Lucida Console'>(</font>pos<font face='Lucida Console'>)</font>; |
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<b>}</b> |
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<b>}</b>; |
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<font color='#009900'>// ---------------------------------------------------------------------------------------- |
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</font> |
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<font color='#0000FF'>const</font> std::shared_ptr<font color='#5555FF'><</font>font<font color='#5555FF'>></font> <b><a name='get_native_font'></a>get_native_font</b> <font face='Lucida Console'>(</font><font face='Lucida Console'>)</font>; |
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<font color='#009900'>// ---------------------------------------------------------------------------------------- |
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</font> |
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<font color='#0000FF'>class</font> <b><a name='default_font'></a>default_font</b> : <font color='#0000FF'>public</font> font |
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<b>{</b> |
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letter<font color='#5555FF'>*</font> l; |
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<b><a name='default_font'></a>default_font</b><font face='Lucida Console'>(</font> |
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<font face='Lucida Console'>)</font>; |
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<b><a name='default_font'></a>default_font</b><font face='Lucida Console'>(</font>default_font<font color='#5555FF'>&</font><font face='Lucida Console'>)</font>; <font color='#009900'>// copy constructor |
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</font> default_font<font color='#5555FF'>&</font> <b><a name='operator'></a>operator</b><font color='#5555FF'>=</font><font face='Lucida Console'>(</font>default_font<font color='#5555FF'>&</font><font face='Lucida Console'>)</font>; <font color='#009900'>// assignment operator |
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</font> |
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<font color='#0000FF'>public</font>: |
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<font color='#0000FF'>static</font> <font color='#0000FF'>const</font> std::shared_ptr<font color='#5555FF'><</font>font<font color='#5555FF'>></font><font color='#5555FF'>&</font> <b><a name='get_font'></a>get_font</b> <font face='Lucida Console'>(</font> |
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<font face='Lucida Console'>)</font> |
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<b>{</b> |
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<font color='#0000FF'>static</font> mutex m; |
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<font color='#0000FF'>static</font> std::shared_ptr<font color='#5555FF'><</font>font<font color='#5555FF'>></font> f; |
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auto_mutex <font color='#BB00BB'>M</font><font face='Lucida Console'>(</font>m<font face='Lucida Console'>)</font>; |
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<font color='#0000FF'>if</font> <font face='Lucida Console'>(</font>f.<font color='#BB00BB'>get</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font> <font color='#5555FF'>=</font><font color='#5555FF'>=</font> <font color='#979000'>0</font><font face='Lucida Console'>)</font> |
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f.<font color='#BB00BB'>reset</font><font face='Lucida Console'>(</font><font color='#0000FF'>new</font> default_font<font face='Lucida Console'>)</font>; |
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<font color='#0000FF'>return</font> f; |
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<b>}</b> |
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~<b><a name='default_font'></a>default_font</b><font face='Lucida Console'>(</font> |
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<font face='Lucida Console'>)</font> |
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<b>{</b> |
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<font color='#0000FF'>delete</font> [] l; |
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<b>}</b> |
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<font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>long</u></font> <b><a name='height'></a>height</b> <font face='Lucida Console'>(</font> |
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<font face='Lucida Console'>)</font> <font color='#0000FF'>const</font> <b>{</b> <font color='#0000FF'>return</font> <font color='#979000'>16</font>; <b>}</b> |
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<font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>long</u></font> <b><a name='ascender'></a>ascender</b> <font face='Lucida Console'>(</font> |
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<font face='Lucida Console'>)</font> <font color='#0000FF'>const</font> <b>{</b> <font color='#0000FF'>return</font> <font color='#979000'>12</font>; <b>}</b> |
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<font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>long</u></font> <b><a name='left_overflow'></a>left_overflow</b> <font face='Lucida Console'>(</font> |
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<font face='Lucida Console'>)</font> <font color='#0000FF'>const</font> <b>{</b> <font color='#0000FF'>return</font> <font color='#979000'>1</font>; <b>}</b> |
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<font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>long</u></font> <b><a name='right_overflow'></a>right_overflow</b> <font face='Lucida Console'>(</font> |
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<font face='Lucida Console'>)</font> <font color='#0000FF'>const</font> <b>{</b> <font color='#0000FF'>return</font> <font color='#979000'>2</font>; <b>}</b> |
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<font color='#0000FF'><u>bool</u></font> <b><a name='has_character'></a>has_character</b> <font face='Lucida Console'>(</font> |
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unichar ch |
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<font face='Lucida Console'>)</font><font color='#0000FF'>const</font> |
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<b>{</b> |
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<font color='#0000FF'>if</font> <font face='Lucida Console'>(</font>ch <font color='#5555FF'><</font> <font color='#979000'>256</font> <font color='#5555FF'>&</font><font color='#5555FF'>&</font> <font face='Lucida Console'>(</font>l[ch].<font color='#BB00BB'>width</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font> <font color='#5555FF'>!</font><font color='#5555FF'>=</font> <font color='#979000'>0</font> <font color='#5555FF'>|</font><font color='#5555FF'>|</font> l[ch].<font color='#BB00BB'>num_of_points</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font> <font color='#5555FF'>!</font><font color='#5555FF'>=</font> <font color='#979000'>0</font><font face='Lucida Console'>)</font><font face='Lucida Console'>)</font> |
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<font color='#0000FF'>return</font> <font color='#979000'>true</font>; |
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<font color='#0000FF'>else</font> |
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<font color='#0000FF'>return</font> <font color='#979000'>false</font>; |
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<b>}</b> |
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<font color='#0000FF'>const</font> letter<font color='#5555FF'>&</font> <b><a name='operator'></a>operator</b>[] <font face='Lucida Console'>(</font> |
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unichar ch |
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<font face='Lucida Console'>)</font> <font color='#0000FF'>const</font> |
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<b>{</b> |
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<font color='#0000FF'>if</font><font face='Lucida Console'>(</font>ch <font color='#5555FF'><</font> <font color='#979000'>256</font><font face='Lucida Console'>)</font> |
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<font color='#0000FF'>return</font> l[ch]; |
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<font color='#0000FF'>return</font> l[<font color='#979000'>0</font>]; <font color='#009900'>// just return one of the empty characters in this case |
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</font> <b>}</b> |
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<b>}</b>; |
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<font color='#009900'>// ---------------------------------------------------------------------------------------- |
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</font> |
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<font color='#0000FF'>class</font> <b><a name='bdf_font'></a>bdf_font</b> : <font color='#0000FF'>public</font> font |
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<b>{</b> |
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<font color='#0000FF'>public</font>: |
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<b><a name='bdf_font'></a>bdf_font</b><font face='Lucida Console'>(</font> <font color='#0000FF'><u>long</u></font> default_char_ <font color='#5555FF'>=</font> <font color='#5555FF'>-</font><font color='#979000'>1</font> <font face='Lucida Console'>)</font>; |
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<font color='#0000FF'><u>long</u></font> <b><a name='read_bdf_file'></a>read_bdf_file</b><font face='Lucida Console'>(</font> std::istream<font color='#5555FF'>&</font> in, unichar max_enc, unichar min_enc <font color='#5555FF'>=</font> <font color='#979000'>0</font> <font face='Lucida Console'>)</font>; |
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<font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>long</u></font> <b><a name='height'></a>height</b><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font> <font color='#0000FF'>const</font> |
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<b>{</b> |
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<font color='#0000FF'>return</font> fbb.<font color='#BB00BB'>height</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font>; |
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<b>}</b> |
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<font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>long</u></font> <b><a name='ascender'></a>ascender</b><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font> <font color='#0000FF'>const</font> |
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<b>{</b> |
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<font color='#0000FF'>return</font> std::<font color='#BB00BB'>max</font><font face='Lucida Console'>(</font> <font color='#979000'>0</font>L, <font color='#979000'>1</font> <font color='#5555FF'>-</font> fbb.<font color='#BB00BB'>top</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font> <font face='Lucida Console'>)</font>; |
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<b>}</b> |
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<font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>long</u></font> <b><a name='left_overflow'></a>left_overflow</b><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font> <font color='#0000FF'>const</font> |
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<b>{</b> |
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<font color='#0000FF'>return</font> std::<font color='#BB00BB'>max</font><font face='Lucida Console'>(</font> <font color='#979000'>0</font>L, <font color='#5555FF'>-</font>fbb.<font color='#BB00BB'>left</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font> <font face='Lucida Console'>)</font>; |
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<b>}</b> |
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<font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>long</u></font> <b><a name='right_overflow'></a>right_overflow</b><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font> <font color='#0000FF'>const</font> |
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<b>{</b> |
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<font color='#0000FF'>return</font> right_overflow_; |
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<b>}</b> |
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<font color='#0000FF'>const</font> letter<font color='#5555FF'>&</font> <b><a name='operator'></a>operator</b>[] <font face='Lucida Console'>(</font> unichar uch <font face='Lucida Console'>)</font> <font color='#0000FF'>const</font> |
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<b>{</b> |
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<font color='#0000FF'>if</font> <font face='Lucida Console'>(</font> <font color='#5555FF'>!</font><font color='#BB00BB'>has_character</font><font face='Lucida Console'>(</font>uch<font face='Lucida Console'>)</font> <font face='Lucida Console'>)</font> |
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<b>{</b> |
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<font color='#0000FF'>return</font> gl[default_char]; |
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<b>}</b> |
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<font color='#0000FF'>return</font> gl[uch]; |
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<b>}</b> |
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|
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<font color='#0000FF'><u>bool</u></font> <b><a name='has_character'></a>has_character</b> <font face='Lucida Console'>(</font> |
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unichar ch |
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<font face='Lucida Console'>)</font><font color='#0000FF'>const</font> |
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<b>{</b> |
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<font color='#0000FF'>if</font> <font face='Lucida Console'>(</font>ch <font color='#5555FF'><</font> gl.<font color='#BB00BB'>size</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font> <font color='#5555FF'>&</font><font color='#5555FF'>&</font> <font face='Lucida Console'>(</font>gl[ch].<font color='#BB00BB'>width</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font> <font color='#5555FF'>!</font><font color='#5555FF'>=</font> <font color='#979000'>0</font> <font color='#5555FF'>|</font><font color='#5555FF'>|</font> gl[ch].<font color='#BB00BB'>num_of_points</font><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font> <font color='#5555FF'>!</font><font color='#5555FF'>=</font> <font color='#979000'>0</font><font face='Lucida Console'>)</font><font face='Lucida Console'>)</font> |
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<font color='#0000FF'>return</font> <font color='#979000'>true</font>; |
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<font color='#0000FF'>else</font> |
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<font color='#0000FF'>return</font> <font color='#979000'>false</font>; |
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<b>}</b> |
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<font color='#0000FF'><u>void</u></font> <b><a name='adjust_metrics'></a>adjust_metrics</b><font face='Lucida Console'>(</font><font face='Lucida Console'>)</font>; |
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<font color='#0000FF'>private</font>: |
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<font color='#0000FF'><u>bool</u></font> <b><a name='bitmap_to_letter'></a>bitmap_to_letter</b><font face='Lucida Console'>(</font> array2d<font color='#5555FF'><</font><font color='#0000FF'><u>char</u></font><font color='#5555FF'>></font><font color='#5555FF'>&</font> bitmap, unichar enc, <font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>long</u></font> width, <font color='#0000FF'><u>int</u></font> x_offset, <font color='#0000FF'><u>int</u></font> y_offset <font face='Lucida Console'>)</font>; |
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array<font color='#5555FF'><</font>letter<font color='#5555FF'>></font> gl; |
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unichar default_char; <font color='#009900'>// if (is_intialized == true), then this MUST be an actual glyph |
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</font> <font color='#0000FF'><u>bool</u></font> is_initialized; |
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rectangle fbb; |
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<font color='#0000FF'><u>unsigned</u></font> <font color='#0000FF'><u>long</u></font> right_overflow_; |
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|
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<font color='#0000FF'><u>unsigned</u></font> global_width; |
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<font color='#0000FF'><u>bool</u></font> has_global_width; |
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<font color='#0000FF'><u>long</u></font> specified_default_char; |
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<b><a name='bdf_font'></a>bdf_font</b><font face='Lucida Console'>(</font> bdf_font<font color='#5555FF'>&</font> <font face='Lucida Console'>)</font>; <font color='#009900'>// copy constructor |
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</font> bdf_font<font color='#5555FF'>&</font> <b><a name='operator'></a>operator</b><font color='#5555FF'>=</font><font face='Lucida Console'>(</font> bdf_font<font color='#5555FF'>&</font> <font face='Lucida Console'>)</font>; <font color='#009900'>// assignment operator |
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</font> |
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<b>}</b>; |
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|
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<font color='#009900'>// ---------------------------------------------------------------------------------------- |
|
</font> |
|
<b>}</b> |
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|
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<font color='#0000FF'>#ifdef</font> NO_MAKEFILE |
|
<font color='#0000FF'>#include</font> "<a style='text-decoration:none' href='fonts.cpp.html'>fonts.cpp</a>" |
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<font color='#0000FF'>#endif</font> |
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|
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<font color='#0000FF'>#endif</font> <font color='#009900'>// DLIB_FONTs_ |
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</font> |
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</pre></body></html> |
