// // "$Id$" // // Definition of classes Fl_Graphics_Driver, Fl_Surface_Device, Fl_Display_Device // for the Fast Light Tool Kit (FLTK). // // Copyright 2010-2016 by Bill Spitzak and others. // // This library is free software. Distribution and use rights are outlined in // the file "COPYING" which should have been included with this file. If this // file is missing or damaged, see the license at: // // http://www.fltk.org/COPYING.php // // Please report all bugs and problems on the following page: // // http://www.fltk.org/str.php // /** \file Fl_GDI_Graphics_Driver.H \brief Definition of MSWindows GDI graphics driver. */ #ifndef FL_GDI_GRAPHICS_DRIVER_H #define FL_GDI_GRAPHICS_DRIVER_H #include #include /** \brief The MSWindows-specific graphics class. * This class is implemented only on the MSWindows platform. */ class FL_EXPORT Fl_GDI_Graphics_Driver : public Fl_Graphics_Driver { protected: HDC gc_; int numcount; int counts[20]; uchar **mask_bitmap_; uchar **mask_bitmap() {return mask_bitmap_;} void mask_bitmap(uchar **value) { mask_bitmap_ = value; } int p_size; POINT *p; public: Fl_GDI_Graphics_Driver() {mask_bitmap_ = NULL; gc_ = NULL; p_size = 0; p = NULL;} virtual ~Fl_GDI_Graphics_Driver() { if (p) free(p); } virtual int has_feature(driver_feature mask) { return mask & NATIVE; } char can_do_alpha_blending(); virtual void gc(void *ctxt) {if (ctxt != gc_) global_gc(); gc_ = (HDC)ctxt;} virtual void *gc() {return gc_;} // --- bitmap stuff Fl_Bitmask create_bitmask(int w, int h, const uchar *array); void delete_bitmask(Fl_Bitmask bm); void draw(const char* str, int n, int x, int y); void draw(int angle, const char *str, int n, int x, int y); void rtl_draw(const char* str, int n, int x, int y); void font(Fl_Font face, Fl_Fontsize size); void draw(Fl_Pixmap *pxm, int XP, int YP, int WP, int HP, int cx, int cy); void draw(Fl_Bitmap *pxm, int XP, int YP, int WP, int HP, int cx, int cy); void draw(Fl_RGB_Image *img, int XP, int YP, int WP, int HP, int cx, int cy); void draw_image(const uchar* buf, int X,int Y,int W,int H, int D=3, int L=0); void draw_image(Fl_Draw_Image_Cb cb, void* data, int X,int Y,int W,int H, int D=3); void draw_image_mono(const uchar* buf, int X,int Y,int W,int H, int D=1, int L=0); void draw_image_mono(Fl_Draw_Image_Cb cb, void* data, int X,int Y,int W,int H, int D=1); fl_uintptr_t cache(Fl_Pixmap *img, int w, int h, const char *const*array); fl_uintptr_t cache(Fl_Bitmap *img, int w, int h, const uchar *array); void uncache(Fl_RGB_Image *img, fl_uintptr_t &id_, fl_uintptr_t &mask_); double width(const char *str, int n); double width(unsigned int c); void text_extents(const char*, int n, int& dx, int& dy, int& w, int& h); int height(); int descent(); #if ! defined(FL_DOXYGEN) void copy_offscreen_with_alpha(int x,int y,int w,int h,HBITMAP bitmap,int srcx,int srcy); #endif void copy_offscreen(int x, int y, int w, int h, Fl_Offscreen pixmap, int srcx, int srcy); protected: void transformed_vertex0(int x, int y); void fixloop(); // --- implementation is in src/fl_rect.cxx which includes src/cfg_gfx/gdi_rect.cxx void point(int x, int y); void rect(int x, int y, int w, int h); void focus_rect(int x, int y, int w, int h); void rectf(int x, int y, int w, int h); void line(int x, int y, int x1, int y1); void line(int x, int y, int x1, int y1, int x2, int y2); void xyline(int x, int y, int x1); void xyline(int x, int y, int x1, int y2); void xyline(int x, int y, int x1, int y2, int x3); void yxline(int x, int y, int y1); void yxline(int x, int y, int y1, int x2); void yxline(int x, int y, int y1, int x2, int y3); void loop(int x0, int y0, int x1, int y1, int x2, int y2); void loop(int x0, int y0, int x1, int y1, int x2, int y2, int x3, int y3); void polygon(int x0, int y0, int x1, int y1, int x2, int y2); void polygon(int x0, int y0, int x1, int y1, int x2, int y2, int x3, int y3); // --- clipping void push_clip(int x, int y, int w, int h); int clip_box(int x, int y, int w, int h, int &X, int &Y, int &W, int &H); int not_clipped(int x, int y, int w, int h); void push_no_clip(); void pop_clip(); void restore_clip(); // --- implementation is in src/fl_vertex.cxx which includes src/cfg_gfx/xxx_rect.cxx void begin_complex_polygon(); void transformed_vertex(double xf, double yf); void vertex(double x, double y); void end_points(); void end_line(); void end_loop(); void end_polygon(); void end_complex_polygon(); void gap(); void circle(double x, double y, double r); // --- implementation is in src/fl_arc.cxx which includes src/cfg_gfx/xxx_arc.cxx if needed // using void Fl_Graphics_Driver::arc(double x, double y, double r, double start, double end); // --- implementation is in src/fl_arci.cxx which includes src/cfg_gfx/xxx_arci.cxx void arc(int x, int y, int w, int h, double a1, double a2); void pie(int x, int y, int w, int h, double a1, double a2); // --- implementation is in src/fl_line_style.cxx which includes src/cfg_gfx/xxx_line_style.cxx void line_style(int style, int width=0, char* dashes=0); // --- implementation is in src/fl_color.cxx which includes src/cfg_gfx/xxx_color.cxx void color(Fl_Color c); Fl_Color color() { return color_; } void color(uchar r, uchar g, uchar b); }; /** The graphics driver used when printing on MSWindows. * This class is implemented only on the MSWindows platform. It 's extremely similar to Fl_GDI_Graphics_Driver. */ class FL_EXPORT Fl_GDI_Printer_Graphics_Driver : public Fl_GDI_Graphics_Driver { public: virtual int has_feature(driver_feature mask) { return mask & (NATIVE | PRINTER); } void draw(Fl_Pixmap *pxm, int XP, int YP, int WP, int HP, int cx, int cy); void draw(Fl_Bitmap *bm, int XP, int YP, int WP, int HP, int cx, int cy); int draw_scaled(Fl_Image *img, int XP, int YP, int WP, int HP); }; class Fl_Translated_GDI_Graphics_Driver : public Fl_GDI_Graphics_Driver { unsigned depth; POINT origins[10]; public: Fl_Translated_GDI_Graphics_Driver() {depth = 0;} virtual void translate_all(int x, int y); virtual void untranslate_all(void); }; #endif // FL_GDI_GRAPHICS_DRIVER_H // // End of "$Id$". //