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| /* | |
| * Copyright © 2009 Mozilla Corporation | |
| * | |
| * Permission to use, copy, modify, distribute, and sell this software and its | |
| * documentation for any purpose is hereby granted without fee, provided that | |
| * the above copyright notice appear in all copies and that both that | |
| * copyright notice and this permission notice appear in supporting | |
| * documentation, and that the name of Mozilla Corporation not be used in | |
| * advertising or publicity pertaining to distribution of the software without | |
| * specific, written prior permission. Mozilla Corporation makes no | |
| * representations about the suitability of this software for any purpose. It | |
| * is provided "as is" without express or implied warranty. | |
| * | |
| * MOZILLA CORPORATION DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, | |
| * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT | |
| * SHALL MOZILLA CORPORATION BE LIABLE FOR ANY SPECIAL, INDIRECT OR | |
| * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, | |
| * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER | |
| * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE | |
| * OF THIS SOFTWARE. | |
| * | |
| * Author: Jeff Muizelaar, Mozilla Corp. | |
| */ | |
| //======================================================================== | |
| // | |
| // Modified under the Poppler project - http://poppler.freedesktop.org | |
| // | |
| // All changes made under the Poppler project to this file are licensed | |
| // under GPL version 2 or later | |
| // | |
| // Copyright (C) 2012 Adrian Johnson <[email protected]> | |
| // Copyright (C) 2018 Albert Astals Cid <[email protected]> | |
| // | |
| // To see a description of the changes please see the Changelog file that | |
| // came with your tarball or type make ChangeLog if you are building from git | |
| // | |
| //======================================================================== | |
| class CairoRescaleBox | |
| { | |
| public: | |
| CairoRescaleBox() {}; | |
| virtual ~CairoRescaleBox() {}; | |
| CairoRescaleBox(const CairoRescaleBox &) = delete; | |
| CairoRescaleBox &operator=(const CairoRescaleBox &) = delete; | |
| virtual bool downScaleImage(unsigned orig_width, unsigned orig_height, signed scaled_width, signed scaled_height, unsigned short int start_column, unsigned short int start_row, unsigned short int width, unsigned short int height, | |
| cairo_surface_t *dest_surface); | |
| virtual void getRow(int row_num, uint32_t *row_data) = 0; | |
| }; | |