Set Fl_Graphics_Driver::set_color(Fl_Color, unsigned) used by macOS, Wayland and display-cairo.

src/Fl_Graphics_Driver.cxx

@@ -38,6 +38,8 @@ const Fl_Graphics_Driver::matrix Fl_Graphics_Driver::m0 = {1, 0, 0, 1, 0, 0};
 /** Used by the Windows platform to print Fl_Pixmap objects. */
 unsigned Fl_Graphics_Driver::need_pixmap_bg_color = 0;
 
+extern unsigned fl_cmap[256]; // defined in fl_color.cxx
+
 /** Constructor */
 Fl_Graphics_Driver::Fl_Graphics_Driver()
 {
@@ -135,7 +137,9 @@ void Fl_Graphics_Driver::global_gc()
 /** see Fl::set_color(Fl_Color, unsigned) */
 void Fl_Graphics_Driver::set_color(Fl_Color i, unsigned c)
 {
-  // nothing to do, reimplement in driver if needed
+  if (fl_cmap[i] != c) {
+    fl_cmap[i] = c;
+  }
 }
 
 

src/drivers/Quartz/Fl_Quartz_Graphics_Driver.H

@@ -116,7 +116,6 @@ protected:
   void pie(int x, int y, int w, int h, double a1, double a2);
   void line_style(int style, int width=0, char* dashes=0);
   void color(Fl_Color c);
-  void set_color(Fl_Color i, unsigned int c);
   Fl_Color color() { return color_; }
   void color(uchar r, uchar g, uchar b);
   void draw(const char *str, int n, int x, int y);

src/drivers/Quartz/Fl_Quartz_Graphics_Driver_color.cxx

@@ -63,10 +63,3 @@ void Fl_Quartz_Graphics_Driver::color(uchar r, uchar g, uchar b) {
   CGContextSetRGBFillColor(gc_, fr, fg, fb, 1.0f);
   CGContextSetRGBStrokeColor(gc_, fr, fg, fb, 1.0f);
 }
-
-// FIXME: this function should not be here! It's not part of the driver.
-void Fl_Quartz_Graphics_Driver::set_color(Fl_Color i, unsigned c) {
-  if (fl_cmap[i] != c) {
-    fl_cmap[i] = c;
-  }
-}

src/drivers/Wayland/Fl_Wayland_Graphics_Driver.H

@@ -75,8 +75,7 @@ public:
   Fl_Wayland_Graphics_Driver();
   static const uint32_t wld_format;
   void set_buffer(struct fl_wld_buffer *buffer, float scale = 0);
-  void set_color(Fl_Color i, unsigned c);
-  void copy_offscreen(int x, int y, int w, int h, Fl_Offscreen osrc, int srcx, int srcy);
+  virtual void copy_offscreen(int x, int y, int w, int h, Fl_Offscreen osrc, int srcx, int srcy);
   static struct fl_wld_buffer *create_shm_buffer(int width, int height);
   static void buffer_release(struct wld_window *window);
   static void buffer_commit(struct wld_window *window, const struct wl_callback_listener*);

src/drivers/Wayland/Fl_Wayland_Graphics_Driver.cxx

@@ -28,7 +28,6 @@
 #include <errno.h>
 #include <string.h> // for strerror()
 
-extern unsigned fl_cmap[256]; // defined in fl_color.cxx
 
 extern "C" {
   int os_create_anonymous_file(off_t); // in libdecor
@@ -142,13 +141,6 @@ void Fl_Wayland_Graphics_Driver::set_buffer(struct fl_wld_buffer *buffer, float
 }
 
 
-void Fl_Wayland_Graphics_Driver::set_color(Fl_Color i, unsigned c) {
-  if (fl_cmap[i] != c) {
-    fl_cmap[i] = c;
-  }
-}
-
-
 void Fl_Wayland_Graphics_Driver::copy_offscreen(int x, int y, int w, int h, Fl_Offscreen src, int srcx, int srcy) {
   // draw portion srcx,srcy,w,h of osrc to position x,y (top-left) of the graphics driver's surface
   struct fl_wld_buffer *osrc = (struct fl_wld_buffer *)src;