Migrate to Emacs_GC

* ../src/xfaces.c (x_create_gc, x_free_gc):

* ../src/pgtkterm.h (struct pgtk_output, struct pgtk_output):

* ../src/pgtkterm.c (x_set_cursor_gc, x_set_mouse_face_gc)
(x_setup_relief_color, x_draw_image_foreground_1)
(x_draw_image_foreground)
(pgtk_cr_draw_image, pgtk_draw_fringe_bitmap)
(pgtk_begin_cr_clip, pgtk_set_cr_source_with_gc_foreground)
(pgtk_set_cr_source_with_gc_background):

* ../src/pgtkgui.h:

* ../src/dispextern.h (struct glyph_string): clean up XGCValues  emulation

XGCValues, GC 廃止。

Emacs_GC に統一。

src/dispextern.h

@@ -1402,7 +1402,7 @@ struct glyph_string
   HDC hdc;
 #endif
 #if defined (HAVE_PGTK)
-  XGCValues xgcv;
+  Emacs_GC xgcv;
 #endif
 
   /* A pointer to the first glyph in the string.  This glyph

src/pgtkgui.h

@@ -43,26 +43,7 @@ typedef unichar XChar2b;
   (*(chp) & 0x00ff)
 
 
-/* XXX: xfaces requires these structures, but the question is are we
-        forced to use them? */
-typedef struct _XGCValues
-{
-  unsigned long foreground;
-  unsigned long background;
-  void *font;
-} XGCValues;
-
-typedef XGCValues * GC;
-
-#define GCForeground 0x01
-#define GCBackground 0x02
-#define GCFont 0x03
-
-typedef void *Pixmap;
-
-typedef void *Cursor;
-
-#define No_Cursor (0)
+typedef void *Emacs_Cursor;
 
 typedef void * Color;
 typedef int Window;

src/pgtkterm.c

@@ -754,7 +754,7 @@ x_set_cursor_gc (struct glyph_string *s)
   else
     {
       /* Cursor on non-default face: must merge.  */
-      XGCValues xgcv;
+      Emacs_GC xgcv;
 
       PGTK_TRACE("x_set_cursor_gc: 2.");
       xgcv.background = FRAME_X_OUTPUT(s->f)->cursor_color;
@@ -815,7 +815,7 @@ x_set_mouse_face_gc (struct glyph_string *s)
     {
       /* Otherwise construct scratch_cursor_gc with values from FACE
 	 except for FONT.  */
-      XGCValues xgcv;
+      Emacs_GC xgcv;
 
       xgcv.background = s->face->background;
       xgcv.foreground = s->face->foreground;
@@ -1433,7 +1433,7 @@ static void
 x_setup_relief_color (struct frame *f, struct relief *relief, double factor,
 		      int delta, unsigned long default_pixel)
 {
-  XGCValues xgcv;
+  Emacs_GC xgcv;
   struct pgtk_output *di = FRAME_X_OUTPUT(f);
   unsigned long pixel;
   unsigned long background = di->relief_background;
@@ -3107,7 +3107,7 @@ pgtk_clip_to_row (struct window *w, struct glyph_row *row,
 }
 
 static void
-pgtk_cr_draw_image (struct frame *f, GC gc, cairo_pattern_t *image,
+pgtk_cr_draw_image (struct frame *f, Emacs_GC *gc, cairo_pattern_t *image,
 		 int src_x, int src_y, int width, int height,
 		 int dest_x, int dest_y, bool overlay_p)
 {
@@ -3198,7 +3198,7 @@ pgtk_draw_fringe_bitmap (struct window *w, struct glyph_row *row, struct draw_fr
   PGTK_TRACE("which: %d, max_fringe_bmp: %d.", p->which, max_fringe_bmp);
   if (p->which && p->which < max_fringe_bmp)
     {
-      XGCValues gcv;
+      Emacs_GC gcv;
 
       PGTK_TRACE("cursor_p=%d.", p->cursor_p);
       PGTK_TRACE("overlay_p_p=%d.", p->overlay_p);
@@ -6356,14 +6356,14 @@ pgtk_end_cr_clip (struct frame *f)
 }
 
 void
-pgtk_set_cr_source_with_gc_foreground (struct frame *f, XGCValues *gc)
+pgtk_set_cr_source_with_gc_foreground (struct frame *f, Emacs_GC *gc)
 {
   PGTK_TRACE("pgtk_set_cr_source_with_gc_foreground: %08lx", gc->foreground);
   pgtk_set_cr_source_with_color(f, gc->foreground);
 }
 
 void
-pgtk_set_cr_source_with_gc_background (struct frame *f, XGCValues *gc)
+pgtk_set_cr_source_with_gc_background (struct frame *f, Emacs_GC *gc)
 {
   PGTK_TRACE("pgtk_set_cr_source_with_gc_background: %08lx", gc->background);
   pgtk_set_cr_source_with_color(f, gc->background);

src/pgtkterm.h

@@ -255,7 +255,7 @@ struct pgtk_output
      mapped to display an hourglass cursor.  */
   GtkWidget *hourglass_widget;
 
-  XGCValues cursor_xgcv;
+  Emacs_GC cursor_xgcv;
 
   /* lord knows why Emacs needs to know about our Window ids.. */
   Window window_desc, parent_desc;
@@ -349,7 +349,7 @@ struct pgtk_output
   /* Relief GCs, colors etc.  */
   struct relief
   {
-    XGCValues xgcv;
+    Emacs_GC xgcv;
     unsigned long pixel;
   }
   black_relief, white_relief;
@@ -542,8 +542,8 @@ extern int pgtk_select (int nfds, fd_set *readfds, fd_set *writefds,
 /* Cairo related functions implemented in pgtkterm.c */
 extern cairo_t *pgtk_begin_cr_clip (struct frame *f);
 extern void pgtk_end_cr_clip (struct frame *f);
-extern void pgtk_set_cr_source_with_gc_foreground (struct frame *f, XGCValues *gc);
-extern void pgtk_set_cr_source_with_gc_background (struct frame *f, XGCValues *gc);
+extern void pgtk_set_cr_source_with_gc_foreground (struct frame *f, Emacs_GC *gc);
+extern void pgtk_set_cr_source_with_gc_background (struct frame *f, Emacs_GC *gc);
 extern void pgtk_set_cr_source_with_color (struct frame *f, unsigned long color);
 extern void pgtk_cr_draw_frame (cairo_t *cr, struct frame *f);
 extern void pgtk_cr_destroy_surface(struct frame *f);

src/xfaces.c

@@ -578,18 +578,18 @@ x_free_gc (struct frame *f, Emacs_GC *gc)
 #ifdef HAVE_PGTK
 /* PGTK emulation of GCs */
 
-static GC
+static Emacs_GC *
 x_create_gc (struct frame *f,
 	     unsigned long mask,
-	     XGCValues *xgcv)
+	     Emacs_GC *xgcv)
 {
-  GC gc = xmalloc (sizeof *gc);
+  Emacs_GC *gc = xmalloc (sizeof *gc);
   *gc = *xgcv;
   return gc;
 }
 
 static void
-x_free_gc (struct frame *f, GC gc)
+x_free_gc (struct frame *f, Emacs_GC *gc)
 {
   xfree (gc);
 }