From c3f1877fd111d9d708ef03470e6723d7ce2e24a1 Mon Sep 17 00:00:00 2001
From: Manolo Gouy <Manolo>
Date: Sun, 10 Apr 2016 18:22:57 +0000
Subject: Remove platform-dependent code from Fl_PNG_Image.cxx

git-svn-id: file:///fltk/svn/fltk/branches/branch-1.3-porting@11574 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
---
 src/Fl_PNG_Image.cxx | 13 +++----------
 1 file changed, 3 insertions(+), 10 deletions(-)

(limited to 'src/Fl_PNG_Image.cxx')

diff --git a/src/Fl_PNG_Image.cxx b/src/Fl_PNG_Image.cxx
index 1d94e9803..aa9635ee9 100644
--- a/src/Fl_PNG_Image.cxx
+++ b/src/Fl_PNG_Image.cxx
@@ -26,10 +26,11 @@
 // Include necessary header files...
 //
 
+#include <config.h>
 #include <FL/Fl.H>
+#include <FL/Fl_System_Driver.H>
 #include <FL/Fl_PNG_Image.H>
 #include <FL/Fl_Shared_Image.H>
-#include <config.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <FL/fl_utf8.h>
@@ -206,15 +207,7 @@ void Fl_PNG_Image::load_png_(const char *name_png, const unsigned char *buffer_p
   for (i = png_set_interlace_handling(pp); i > 0; i --)
     png_read_rows(pp, rows, NULL, h());
 
-#ifdef WIN32
-  // Some Windows graphics drivers don't honor transparency when RGB == white
-  if (channels == 4) {
-    // Convert RGB to 0 when alpha == 0...
-    uchar *ptr = (uchar *)array;
-    for (i = w() * h(); i > 0; i --, ptr += 4)
-      if (!ptr[3]) ptr[0] = ptr[1] = ptr[2] = 0;
-  }
-#endif // WIN32
+  if (channels == 4) Fl::system_driver()->png_extra_rgba_processing((uchar*)array, w(), h());
 
   // Free memory and return...
   delete[] rows;
-- 
cgit v1.2.3