From 41eb37606010baa8568ee3698669973f2d05e224 Mon Sep 17 00:00:00 2001
From: Manolo Gouy <Manolo>
Date: Sun, 6 May 2018 15:03:04 +0000
Subject: Make member function Fl_Image_Surface::get_offscreen_before_delete()
 be private.

git-svn-id: file:///fltk/svn/fltk/branches/branch-1.4@12904 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
---
 src/Fl_Graphics_Driver.cxx                             | 7 +++++++
 src/Fl_Image_Surface.cxx                               | 6 ++----
 src/drivers/GDI/Fl_GDI_Graphics_Driver_image.cxx       | 6 ++----
 src/drivers/Quartz/Fl_Quartz_Graphics_Driver_image.cxx | 3 +--
 src/drivers/Xlib/Fl_Xlib_Graphics_Driver_image.cxx     | 6 ++----
 5 files changed, 14 insertions(+), 14 deletions(-)

(limited to 'src')

diff --git a/src/Fl_Graphics_Driver.cxx b/src/Fl_Graphics_Driver.cxx
index 0523e012d..ad0fd07cf 100644
--- a/src/Fl_Graphics_Driver.cxx
+++ b/src/Fl_Graphics_Driver.cxx
@@ -319,6 +319,13 @@ void Fl_Graphics_Driver::draw_rgb(Fl_RGB_Image *img, int XP, int YP, int WP, int
   }
 }
 
+/** Accessor to private member function of Fl_Image_Surface */
+Fl_Offscreen Fl_Graphics_Driver::get_offscreen_and_delete_image_surface(Fl_Image_Surface* surface) {
+  Fl_Offscreen off = surface->get_offscreen_before_delete_();
+  delete surface;
+  return off;
+}
+
 
 #ifndef FL_DOXYGEN
 Fl_Font_Descriptor::Fl_Font_Descriptor(const char* name, Fl_Fontsize Size) {
diff --git a/src/Fl_Image_Surface.cxx b/src/Fl_Image_Surface.cxx
index 95cecf68a..7ac6ab944 100644
--- a/src/Fl_Image_Surface.cxx
+++ b/src/Fl_Image_Surface.cxx
@@ -111,10 +111,8 @@ Fl_Shared_Image* Fl_Image_Surface::highres_image()
   return s_img;
 }
 
-/** Allows to delete the Fl_Image_Surface object while keeping its underlying Fl_Offscreen.
- This member function is intended for internal use by the FLTK library.
- */
-Fl_Offscreen Fl_Image_Surface::get_offscreen_before_delete() {
+// Allows to delete the Fl_Image_Surface object while keeping its underlying Fl_Offscreen
+Fl_Offscreen Fl_Image_Surface::get_offscreen_before_delete_() {
   Fl_Offscreen keep = platform_surface->offscreen;
   platform_surface->offscreen = 0;
   return keep;
diff --git a/src/drivers/GDI/Fl_GDI_Graphics_Driver_image.cxx b/src/drivers/GDI/Fl_GDI_Graphics_Driver_image.cxx
index 9368836ca..050d1ac4d 100644
--- a/src/drivers/GDI/Fl_GDI_Graphics_Driver_image.cxx
+++ b/src/drivers/GDI/Fl_GDI_Graphics_Driver_image.cxx
@@ -491,8 +491,7 @@ void Fl_GDI_Graphics_Driver::cache(Fl_RGB_Image *img)
     }
   }
   Fl_Surface_Device::pop_current();
-  Fl_Offscreen offs = surface->get_offscreen_before_delete();
-  delete surface;
+  Fl_Offscreen offs = Fl_Graphics_Driver::get_offscreen_and_delete_image_surface(surface);
   int *pw, *ph;
   cache_w_h(img, pw, ph);
   *pw = img->data_w();
@@ -707,8 +706,7 @@ void Fl_GDI_Graphics_Driver::cache(Fl_Pixmap *img) {
   }
   *pbitmap = 0;
   Fl_Surface_Device::pop_current();
-  Fl_Offscreen id = surf->get_offscreen_before_delete();
-  delete surf;
+  Fl_Offscreen id = Fl_Graphics_Driver::get_offscreen_and_delete_image_surface(surf);
   int *pw, *ph;
   cache_w_h(img, pw, ph);
   *pw = img->data_w();
diff --git a/src/drivers/Quartz/Fl_Quartz_Graphics_Driver_image.cxx b/src/drivers/Quartz/Fl_Quartz_Graphics_Driver_image.cxx
index ac705fcd5..c32a7b7f4 100644
--- a/src/drivers/Quartz/Fl_Quartz_Graphics_Driver_image.cxx
+++ b/src/drivers/Quartz/Fl_Quartz_Graphics_Driver_image.cxx
@@ -259,9 +259,8 @@ void Fl_Quartz_Graphics_Driver::cache(Fl_Pixmap *img) {
   Fl_Image_Surface *surf = new Fl_Image_Surface(img->data_w(), img->data_h());
   Fl_Surface_Device::push_current(surf);
   fl_draw_pixmap(img->data(), 0, 0, FL_BLACK);
-  CGContextRef src = surf->get_offscreen_before_delete();
   Fl_Surface_Device::pop_current();
-  delete surf;
+  CGContextRef src = Fl_Graphics_Driver::get_offscreen_and_delete_image_surface(surf);
   void *cgdata = CGBitmapContextGetData(src);
   int sw = CGBitmapContextGetWidth(src);
   int sh = CGBitmapContextGetHeight(src);
diff --git a/src/drivers/Xlib/Fl_Xlib_Graphics_Driver_image.cxx b/src/drivers/Xlib/Fl_Xlib_Graphics_Driver_image.cxx
index 68cb70833..dad106a02 100644
--- a/src/drivers/Xlib/Fl_Xlib_Graphics_Driver_image.cxx
+++ b/src/drivers/Xlib/Fl_Xlib_Graphics_Driver_image.cxx
@@ -712,8 +712,7 @@ void Fl_Xlib_Graphics_Driver::cache(Fl_RGB_Image *img) {
   Fl_Surface_Device::push_current(surface);
   fl_draw_image(img->array, 0, 0, img->data_w(), img->data_h(), depth, img->ld());
   Fl_Surface_Device::pop_current();
-  Fl_Offscreen off = surface->get_offscreen_before_delete();
-  delete surface;
+  Fl_Offscreen off = Fl_Graphics_Driver::get_offscreen_and_delete_image_surface(surface);
   int *pw, *ph;
   cache_w_h(img, pw, ph);
   *pw = img->data_w();
@@ -879,8 +878,7 @@ void Fl_Xlib_Graphics_Driver::cache(Fl_Pixmap *pxm) {
   }
   *pbitmap = 0;
   Fl_Surface_Device::pop_current();
-  Fl_Offscreen id = surf->get_offscreen_before_delete();
-  delete surf;
+  Fl_Offscreen id = Fl_Graphics_Driver::get_offscreen_and_delete_image_surface(surf);
   int *pw, *ph;
   cache_w_h(pxm, pw, ph);
   *pw = pxm->data_w();
-- 
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