Make image-related member functions of class Fl_Graphics_Driver protected, as in FLTK 1.3.x

This helps ensure they are not part of the public API.

git-svn-id: file:///fltk/svn/fltk/branches/branch-1.4@12199 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
This commit is contained in:
Manolo Gouy
2017-03-16 12:47:49 +00:00
parent 16b3326629
commit e92cea2414
+41 -39
View File
@@ -4,7 +4,7 @@
// 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.
// Copyright 2010-2017 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
@@ -76,10 +76,16 @@ class FL_EXPORT Fl_Graphics_Driver {
friend class Fl_Pixmap;
friend class Fl_Bitmap;
friend class Fl_RGB_Image;
friend FL_EXPORT int fl_draw_pixmap(const char*const* cdata, int x, int y, Fl_Color bg);
friend FL_EXPORT void gl_start();
friend FL_EXPORT Fl_Bitmask fl_create_bitmask(int w, int h, const uchar *array);
friend FL_EXPORT void fl_delete_bitmask(Fl_Bitmask);
friend class Fl_Shared_Image;
friend void fl_draw_image(const uchar* buf, int X,int Y,int W,int H, int D, int L);
friend void fl_draw_image_mono(const uchar* buf, int X,int Y,int W,int H, int D, int L);
friend void fl_draw_image_mono(Fl_Draw_Image_Cb cb, void* data, int X,int Y,int W,int H, int D);
friend void fl_draw_image(Fl_Draw_Image_Cb cb, void* data, int X,int Y,int W,int H, int D);
friend void fl_copy_offscreen(int x, int y, int w, int h, Fl_Offscreen pixmap, int srcx, int srcy);
friend int fl_draw_pixmap(const char*const* cdata, int x, int y, Fl_Color bg);
friend void gl_start();
friend Fl_Bitmask fl_create_bitmask(int w, int h, const uchar *array);
friend void fl_delete_bitmask(Fl_Bitmask);
public:
// The following functions create the various graphics drivers that are required
// for core operations. They must be implemented as members of Fl_Graphics_Driver,
@@ -88,10 +94,6 @@ public:
Each platform implements this method its own way.
*/
static Fl_Graphics_Driver *newMainGraphicsDriver();
//static Fl_Graphics_Driver *newOpenGLGraphicsDriver();
//static Fl_Graphics_Driver *newPrinterGraphicsDriver();
//static Fl_Graphics_Driver *new...;
public:
/** A 2D coordinate transformation matrix */
struct matrix {double a, b, c, d, x, y;};
/** Features that a derived class may possess. */
@@ -131,6 +133,36 @@ protected:
/** Support function for Fl_RGB_Image drawing */
virtual void uncache(Fl_RGB_Image *img, fl_uintptr_t &id_, fl_uintptr_t &mask_) { }
// --- implementation is in src/drivers/xxx/Fl_xxx_Graphics_Driver_image.cxx
/** see fl_draw_image(const uchar* buf, int X,int Y,int W,int H, int D, int L) */
virtual void draw_image(const uchar* buf, int X,int Y,int W,int H, int D=3, int L=0) {}
/** see fl_draw_image_mono(const uchar* buf, int X,int Y,int W,int H, int D, int L) */
virtual void draw_image_mono(const uchar* buf, int X,int Y,int W,int H, int D=1, int L=0) {}
/** see fl_draw_image(Fl_Draw_Image_Cb cb, void* data, int X,int Y,int W,int H, int D) */
virtual void draw_image(Fl_Draw_Image_Cb cb, void* data, int X,int Y,int W,int H, int D=3) {}
/** see fl_draw_image_mono(Fl_Draw_Image_Cb cb, void* data, int X,int Y,int W,int H, int D) */
virtual void draw_image_mono(Fl_Draw_Image_Cb cb, void* data, int X,int Y,int W,int H, int D=1) {}
/** \brief Draws an Fl_RGB_Image object to the device.
*
Specifies a bounding box for the image, with the origin (upper left-hand corner) of
the image offset by the cx and cy arguments.
*/
virtual void draw(Fl_RGB_Image * rgb,int XP, int YP, int WP, int HP, int cx, int cy) {}
/** \brief Draws an Fl_Pixmap object to the device.
*
Specifies a bounding box for the image, with the origin (upper left-hand corner) of
the image offset by the cx and cy arguments.
*/
virtual void draw(Fl_Pixmap * pxm,int XP, int YP, int WP, int HP, int cx, int cy) {}
/** \brief Draws an Fl_Bitmap object to the device.
*
Specifies a bounding box for the image, with the origin (upper left-hand corner) of
the image offset by the cx and cy arguments.
*/
virtual void draw(Fl_Bitmap *bm, int XP, int YP, int WP, int HP, int cx, int cy) {}
virtual void draw(Fl_Shared_Image *img, int x, int y);
virtual int draw_scaled(Fl_Image *img, int X, int Y, int W, int H);
virtual void copy_offscreen(int x, int y, int w, int h, Fl_Offscreen pixmap, int srcx, int srcy);
/** Support function for image drawing */
virtual Fl_Bitmask create_bitmask(int w, int h, const uchar *array) {return 0; }
/** Support function for image drawing */
@@ -294,36 +326,6 @@ public:
inline Fl_Font_Descriptor *font_descriptor() { return font_descriptor_;}
/** Set the current Fl_Font_Descriptor */
virtual void font_descriptor(Fl_Font_Descriptor *d) { font_descriptor_ = d;}
/** see fl_draw_image(const uchar* buf, int X,int Y,int W,int H, int D, int L) */
virtual void draw_image(const uchar* buf, int X,int Y,int W,int H, int D=3, int L=0) {}
/** see fl_draw_image_mono(const uchar* buf, int X,int Y,int W,int H, int D, int L) */
virtual void draw_image_mono(const uchar* buf, int X,int Y,int W,int H, int D=1, int L=0) {}
/** see fl_draw_image(Fl_Draw_Image_Cb cb, void* data, int X,int Y,int W,int H, int D) */
virtual void draw_image(Fl_Draw_Image_Cb cb, void* data, int X,int Y,int W,int H, int D=3) {}
/** see fl_draw_image_mono(Fl_Draw_Image_Cb cb, void* data, int X,int Y,int W,int H, int D) */
virtual void draw_image_mono(Fl_Draw_Image_Cb cb, void* data, int X,int Y,int W,int H, int D=1) {}
/** \brief Draws an Fl_RGB_Image object to the device.
*
Specifies a bounding box for the image, with the origin (upper left-hand corner) of
the image offset by the cx and cy arguments.
*/
virtual void draw(Fl_RGB_Image * rgb,int XP, int YP, int WP, int HP, int cx, int cy) {}
/** \brief Draws an Fl_Pixmap object to the device.
*
Specifies a bounding box for the image, with the origin (upper left-hand corner) of
the image offset by the cx and cy arguments.
*/
virtual void draw(Fl_Pixmap * pxm,int XP, int YP, int WP, int HP, int cx, int cy) {}
/** \brief Draws an Fl_Bitmap object to the device.
*
Specifies a bounding box for the image, with the origin (upper left-hand corner) of
the image offset by the cx and cy arguments.
*/
virtual void draw(Fl_Bitmap *bm, int XP, int YP, int WP, int HP, int cx, int cy) {}
virtual void draw(Fl_Shared_Image *img, int x, int y);
virtual int draw_scaled(Fl_Image *img, int X, int Y, int W, int H);
virtual void copy_offscreen(int x, int y, int w, int h, Fl_Offscreen pixmap, int srcx, int srcy);
/** Sets the value of the driver-specific graphics context. */
virtual void gc(void*) {}
/** Returns the driver-specific graphics context, of NULL if there's none. */