| //======================================================================== |
| // |
| // SplashPattern.h |
| // |
| //======================================================================== |
| |
| //======================================================================== |
| // |
| // 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) 2010, 2011, 2014 Thomas Freitag <Thomas.Freitag@alfa.de> |
| // Copyright (C) 2018 Albert Astals Cid <aacid@kde.org> |
| // |
| // 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 |
| // |
| //======================================================================== |
| |
| #ifndef SPLASHPATTERN_H |
| #define SPLASHPATTERN_H |
| |
| #ifdef USE_GCC_PRAGMAS |
| #pragma interface |
| #endif |
| |
| #include "SplashTypes.h" |
| |
| class SplashScreen; |
| |
| //------------------------------------------------------------------------ |
| // SplashPattern |
| //------------------------------------------------------------------------ |
| |
| class SplashPattern { |
| public: |
| |
| SplashPattern(); |
| |
| virtual SplashPattern *copy() = 0; |
| |
| virtual ~SplashPattern(); |
| |
| SplashPattern(const SplashPattern &) = delete; |
| SplashPattern& operator=(const SplashPattern &) = delete; |
| |
| // Return the color value for a specific pixel. |
| virtual GBool getColor(int x, int y, SplashColorPtr c) = 0; |
| |
| // Test if x,y-position is inside pattern. |
| virtual GBool testPosition(int x, int y) = 0; |
| |
| // Returns true if this pattern object will return the same color |
| // value for all pixels. |
| virtual GBool isStatic() = 0; |
| |
| // Returns true if this pattern colorspace is CMYK. |
| virtual GBool isCMYK() = 0; |
| private: |
| }; |
| |
| //------------------------------------------------------------------------ |
| // SplashSolidColor |
| //------------------------------------------------------------------------ |
| |
| class SplashSolidColor: public SplashPattern { |
| public: |
| |
| SplashSolidColor(SplashColorPtr colorA); |
| |
| SplashPattern *copy() override { return new SplashSolidColor(color); } |
| |
| ~SplashSolidColor(); |
| |
| GBool getColor(int x, int y, SplashColorPtr c) override; |
| |
| GBool testPosition(int x, int y) override { return gFalse; } |
| |
| GBool isStatic() override { return gTrue; } |
| |
| GBool isCMYK() override { return gFalse; } |
| |
| private: |
| |
| SplashColor color; |
| }; |
| |
| //------------------------------------------------------------------------ |
| // SplashGouraudColor (needed for gouraudTriangleShadedFill) |
| //------------------------------------------------------------------------ |
| |
| class SplashGouraudColor: public SplashPattern { |
| public: |
| |
| virtual GBool isParameterized() = 0; |
| |
| virtual int getNTriangles() = 0; |
| |
| virtual void getTriangle(int i, double *x0, double *y0, double *color0, |
| double *x1, double *y1, double *color1, |
| double *x2, double *y2, double *color2) = 0; |
| |
| virtual void getParameterizedColor(double t, SplashColorMode mode, SplashColorPtr c) = 0; |
| }; |
| |
| #endif |