Rewrite Fl_own_colormap.cxx under the driver model.

git-svn-id: file:///fltk/svn/fltk/branches/branch-1.3-porting@11601 ea41ed52-d2ee-0310-a9c1-e6b18d33e121

FL/Fl_System_Driver.H

@@ -180,6 +180,8 @@ public:
   // the implementations of local_to_mac_roman() and mac_roman_to_local() are in fl_encoding_mac_roman.cxx
   virtual const char *local_to_mac_roman(const char *t, int n);
   virtual const char *mac_roman_to_local(const char *t, int n);
+  // the default implementation is most probably enough
+  virtual void own_colormap() {}
 };
 
 #endif // FL_SYSTEM_DRIVER_H

src/Fl_own_colormap.cxx

@@ -24,36 +24,17 @@
 // and copy the first 16 colors from the default colormap so that we won't
 // get huge color changes when switching windows.
 
-#include <config.h>
+#include "config_lib.h"
 #include <FL/Fl.H>
 #include <FL/x.H>
+#include <FL/Fl_System_Driver.H>
 
-/** \fn Fl::own_colormap()
-    Makes FLTK use its own colormap.  This may make FLTK display better
-    and will reduce conflicts with other programs that want lots of colors.
-    However the colors may flash as you move the cursor between windows.
-    
-    <P>This does nothing if the current visual is not colormapped.
-*/
-#ifdef WIN32
-// There is probably something relevant to do on MSWindows 8-bit displays
-// but I don't know what it is
 
-void Fl::own_colormap() {}
-
-#elif defined(__APPLE__) // PORTME: Fl_Screen_Driver - platform colormap
-// MacOS X always provides a TrueColor interface...
-
-void Fl::own_colormap() {}
-
-#elif defined(FL_PORTING)
-
-#  pragma message "FL_PORTING: implement color map handling if you don't have an RGB screen"
-
-#else
+#ifdef FL_CFG_WIN_X11
 // X version
+#include "drivers/X11/Fl_X11_System_Driver.H"
 
-void Fl::own_colormap() {
+void Fl_X11_System_Driver::own_colormap() {
   fl_open_display();
 #if USE_COLORMAP
   switch (fl_visual->c_class) {
@@ -76,10 +57,21 @@ void Fl::own_colormap() {
   // Copy those first 16 colors to our own colormap:
   for (i = 0; i < 16; i ++)
     XAllocColor(fl_display, fl_colormap, colors + i);
-#endif
+#endif // USE_COLORMAP
 }
 
-#endif
+#endif // FL_CFG_WIN_X11
+
+/** \fn Fl::own_colormap()
+ Makes FLTK use its own colormap.  This may make FLTK display better
+ and will reduce conflicts with other programs that want lots of colors.
+ However the colors may flash as you move the cursor between windows.
+ 
+ <P>This does nothing if the current visual is not colormapped.
+ */
+void Fl::own_colormap() {
+  Fl::system_driver()->own_colormap();
+}
 
 //
 // End of "$Id$".

src/config_lib.h

@@ -43,7 +43,7 @@
 #ifdef __APPLE__ // default configurations
 # define FL_CFG_PRN_QUARTZ
 #elif defined(WIN32)
-# define FL_CFG_WIN_WIN32
+# define FL_CFG_PRN_WIN32
 #elif defined(FL_PORTING)
 # pragma message "FL_PORTING: please choose a printer driver"
 #else // X11

src/drivers/X11/Fl_X11_System_Driver.H

@@ -43,6 +43,8 @@ public:
                                     const char *application);
   virtual int preferences_need_protection_check() {return 1;} 
   virtual int utf8locale();
+  // this one is in Fl_own_colormap.cxx
+  virtual void own_colormap();
 };
 
 #endif /* FL_X11_SYSTEM_DRIVER_H */