From 668dfd109f183ad8c4731f7fb8af39977ea89920 Mon Sep 17 00:00:00 2001
From: Manolo Gouy <Manolo>
Date: Fri, 4 Feb 2011 23:32:53 +0000
Subject: Fix STR #2535: clipping + coordinate transformations are now managed
 separately for each surface device.

git-svn-id: file:///fltk/svn/fltk/branches/branch-1.3@8368 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
---
 src/fl_rect.cxx | 16 +++++-----------
 1 file changed, 5 insertions(+), 11 deletions(-)

(limited to 'src/fl_rect.cxx')

diff --git a/src/fl_rect.cxx b/src/fl_rect.cxx
index ea9c10949..703dd82bd 100644
--- a/src/fl_rect.cxx
+++ b/src/fl_rect.cxx
@@ -507,12 +507,6 @@ void Fl_Graphics_Driver::point(int x, int y) {
 
 ////////////////////////////////////////////////////////////////
 
-#define STACK_SIZE 10
-#define STACK_MAX (STACK_SIZE - 1)
-static Fl_Region rstack[STACK_SIZE];
-static int rstackptr=0;
-int fl_clip_state_number=0; // used by gl_begin.cxx to update GL clip
-
 #if !defined(WIN32) && !defined(__APPLE__)
 // Missing X call: (is this the fastest way to init a 1-rectangle region?)
 // MSWindows equivalent exists, implemented inline in win32.H
@@ -526,7 +520,7 @@ Fl_Region XRectangleRegion(int x, int y, int w, int h) {
 }
 #endif
 
-void fl_restore_clip() {
+void Fl_Graphics_Driver::restore_clip() {
   fl_clip_state_number++;
   Fl_Region r = rstack[rstackptr];
 #if defined(USE_X11)
@@ -554,14 +548,14 @@ void fl_restore_clip() {
 #endif
 }
 
-void fl_clip_region(Fl_Region r) {
+void Fl_Graphics_Driver::clip_region(Fl_Region r) {
   Fl_Region oldr = rstack[rstackptr];
   if (oldr) XDestroyRegion(oldr);
   rstack[rstackptr] = r;
   fl_restore_clip();
 }
 
-Fl_Region fl_clip_region() {
+Fl_Region Fl_Graphics_Driver::clip_region() {
   return rstack[rstackptr];
 }
 
@@ -596,14 +590,14 @@ void Fl_Graphics_Driver::push_clip(int x, int y, int w, int h) {
 # error unsupported platform
 #endif
   }
-  if (rstackptr < STACK_MAX) rstack[++rstackptr] = r;
+  if (rstackptr < REGION_STACK_MAX) rstack[++rstackptr] = r;
   else Fl::warning("fl_push_clip: clip stack overflow!\n");
   fl_restore_clip();
 }
 
 // make there be no clip (used by fl_begin_offscreen() only!)
 void Fl_Graphics_Driver::push_no_clip() {
-  if (rstackptr < STACK_MAX) rstack[++rstackptr] = 0;
+  if (rstackptr < REGION_STACK_MAX) rstack[++rstackptr] = 0;
   else Fl::warning("fl_push_no_clip: clip stack overflow!\n");
   fl_restore_clip();
 }
-- 
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