From b86f2f735a004a66f62f70ec30aea01b828731bd Mon Sep 17 00:00:00 2001
From: Matthias Melcher <fltk@matthiasm.com>
Date: Mon, 18 Jan 2016 22:55:46 +0000
Subject: Replaced static initializer with Fl_OpenGL_Display_Device.

git-svn-id: file:///fltk/svn/fltk/branches/branch-1.3-porting@11008 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
---
 src/Fl_Gl_Window.cxx     | 22 ++++++++++++++++++----
 src/Fl_Image_Surface.cxx |  1 +
 2 files changed, 19 insertions(+), 4 deletions(-)

(limited to 'src')

diff --git a/src/Fl_Gl_Window.cxx b/src/Fl_Gl_Window.cxx
index 4fe8ca13e..da93fd399 100644
--- a/src/Fl_Gl_Window.cxx
+++ b/src/Fl_Gl_Window.cxx
@@ -151,7 +151,21 @@ public:
 
 const char *Fl_OpenGL_Graphics_Driver::class_id = "Fl_OpenGL_Graphics_Driver";
 
-Fl_OpenGL_Graphics_Driver fl_opengl_graphics_driver;
+Fl_OpenGL_Display_Device *Fl_OpenGL_Display_Device::display_device() {
+  static Fl_OpenGL_Display_Device *display = new Fl_OpenGL_Display_Device(new Fl_OpenGL_Graphics_Driver());
+  return display;
+};
+
+
+Fl_OpenGL_Display_Device::Fl_OpenGL_Display_Device(Fl_OpenGL_Graphics_Driver *graphics_driver)
+: Fl_Surface_Device(graphics_driver)
+{
+}
+
+
+const char *Fl_OpenGL_Display_Device::class_id = "Fl_OpenGL_Display_Device";
+
+
 
 #endif
 // ------ end of separate file! ------------------------------------------------
@@ -659,8 +673,8 @@ void Fl_Gl_Window::draw_overlay() {}
 */
 void Fl_Gl_Window::draw() {
 #ifdef FL_CFG_GFX_OPENGL
-  Fl_Graphics_Driver *prev_driver = fl_graphics_driver;
-  fl_graphics_driver = &fl_opengl_graphics_driver;
+  Fl_Surface_Device *prev_device = Fl_Surface_Device::surface();
+  Fl_OpenGL_Display_Device::display_device()->set_current();
   glPushAttrib(GL_ENABLE_BIT);
   glDisable(GL_DEPTH_TEST);
   glPushMatrix();
@@ -673,7 +687,7 @@ void Fl_Gl_Window::draw() {
 
   glPopMatrix();
   glPushAttrib(GL_ENABLE_BIT);
-  fl_graphics_driver = prev_driver;
+  prev_device->set_current();
 #else
   Fl::fatal("Fl_Gl_Window::draw() *must* be overriden. Please refer to the documentation.");
 #endif
diff --git a/src/Fl_Image_Surface.cxx b/src/Fl_Image_Surface.cxx
index 79f5c28d3..7f6198967 100644
--- a/src/Fl_Image_Surface.cxx
+++ b/src/Fl_Image_Surface.cxx
@@ -82,6 +82,7 @@ Fl_Image_Surface::~Fl_Image_Surface() {
 
 /** Returns an image made of all drawings sent to the Fl_Image_Surface object.
  The returned object contains its own copy of the RGB data.
+ The caller is responsible for deleting the image.
  */
 Fl_RGB_Image* Fl_Image_Surface::image()
 {
-- 
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