Complete DOxygen documentation of the Fl_Graphics_Driver class.
git-svn-id: file:///fltk/svn/fltk/branches/branch-1.3-porting@11690 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
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@ -77,6 +77,8 @@ class FL_EXPORT Fl_Graphics_Driver {
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friend class Fl_RGB_Image;
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friend int fl_draw_pixmap(const char*const* cdata, int x, int y, Fl_Color bg);
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friend void gl_start();
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friend Fl_Bitmask fl_create_bitmask(int w, int h, const uchar *array);
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friend void fl_delete_bitmask(Fl_Bitmask);
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public:
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// The following functions create the various graphics drivers that are required
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// for core operations. They must be implemented as members of Fl_Graphics_Driver,
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@ -123,9 +125,17 @@ protected:
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/** Returns whether the graphics driver is currently drawing to a high resolution surface */
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virtual bool high_resolution() { return false; }
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virtual void global_gc();
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/** Support function for Fl_Pixmap drawing */
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virtual fl_uintptr_t cache(Fl_Pixmap *img, int w, int h, const char *const*array) { return 0; }
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/** Support function for Fl_Bitmap drawing */
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virtual fl_uintptr_t cache(Fl_Bitmap *img, int w, int h, const uchar *array) { return 0; }
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/** Support function for Fl_RGB_Image drawing */
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virtual void uncache(Fl_RGB_Image *img, fl_uintptr_t &id_, fl_uintptr_t &mask_) { }
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// --- implementation is in src/drivers/xxx/Fl_xxx_Graphics_Driver_image.cxx
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/** Support function for image drawing */
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virtual Fl_Bitmask create_bitmask(int w, int h, const uchar *array) = 0;
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/** Support function for image drawing */
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virtual void delete_bitmask(Fl_Bitmask bm) = 0;
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public:
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Fl_Graphics_Driver();
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@ -266,12 +276,13 @@ public:
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virtual Fl_Font_Descriptor *font_descriptor() { return font_descriptor_;}
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/** Set the current Fl_Font_Descriptor */
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virtual void font_descriptor(Fl_Font_Descriptor *d) { font_descriptor_ = d;}
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// --- implementation is in src/fl_image.cxx which includes src/drivers/xxx/Fl_xxx_Graphics_Driver_font.cxx
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virtual Fl_Bitmask create_bitmask(int w, int h, const uchar *array) = 0;
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virtual void delete_bitmask(Fl_Bitmask bm) = 0;
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/** see fl_draw_image(const uchar* buf, int X,int Y,int W,int H, int D, int L) */
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virtual void draw_image(const uchar* buf, int X,int Y,int W,int H, int D=3, int L=0) {}
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/** see fl_draw_image_mono(const uchar* buf, int X,int Y,int W,int H, int D, int L) */
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virtual void draw_image_mono(const uchar* buf, int X,int Y,int W,int H, int D=1, int L=0) {}
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/** see fl_draw_image(Fl_Draw_Image_Cb cb, void* data, int X,int Y,int W,int H, int D) */
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virtual void draw_image(Fl_Draw_Image_Cb cb, void* data, int X,int Y,int W,int H, int D=3) {}
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/** see fl_draw_image_mono(Fl_Draw_Image_Cb cb, void* data, int X,int Y,int W,int H, int D) */
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virtual void draw_image_mono(Fl_Draw_Image_Cb cb, void* data, int X,int Y,int W,int H, int D=1) {}
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/** \brief Draws an Fl_RGB_Image object to the device.
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*
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@ -213,6 +213,12 @@ class Clip {
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void draw(Fl_Bitmap * bitmap,int XP, int YP, int WP, int HP, int cx, int cy);
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void draw(Fl_RGB_Image * rgb,int XP, int YP, int WP, int HP, int cx, int cy);
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int draw_scaled(Fl_Image *img, int XP, int YP, int WP, int HP);
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/** Shields output PostScript data from modifications of the current locale.
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It typically avoids PostScript errors caused if the current locale uses comma instead of dot
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as "decimal point".
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\param format directives controlling output PostScript data
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\return value returned by vfprintf() call
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*/
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int clocale_printf(const char *format, ...);
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~Fl_PostScript_Graphics_Driver();
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// ---
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@ -105,12 +105,6 @@ Fl_PostScript_File_Device::~Fl_PostScript_File_Device() {
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if (ps) delete ps;
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}
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/** Shields output PostScript data from modifications of the current locale.
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It typically avoids PostScript errors caused if the current locale uses comma instead of dot
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as "decimal point".
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\param format directives controlling output PostScript data
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\return value returned by vfprintf() call
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*/
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int Fl_PostScript_Graphics_Driver::clocale_printf(const char *format, ...)
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{
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va_list args;
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