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authorManolo Gouy <Manolo>2010-04-16 20:19:09 +0000
committerManolo Gouy <Manolo>2010-04-16 20:19:09 +0000
commit913530758af63f00676c6746988aef8b35b02531 (patch)
treed6b59be15047e3c2742158eb5063aca55ea94eba /src/Fl_Double_Window.cxx
parent0f180e130639f1017e7ca6b668357304632c1a62 (diff)
Improved the hierarchy of Fl_Device subclasses to allow separation of platform-specific devices.
This introduces multiple inheritance. git-svn-id: file:///fltk/svn/fltk/branches/branch-1.3@7520 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
Diffstat (limited to 'src/Fl_Double_Window.cxx')
-rw-r--r--src/Fl_Double_Window.cxx6
1 files changed, 4 insertions, 2 deletions
diff --git a/src/Fl_Double_Window.cxx b/src/Fl_Double_Window.cxx
index 89f838844..70462a2ab 100644
--- a/src/Fl_Double_Window.cxx
+++ b/src/Fl_Double_Window.cxx
@@ -28,6 +28,7 @@
#include <config.h>
#include <FL/Fl.H>
#include <FL/Fl_Double_Window.H>
+#include <FL/Fl_Printer.H>
#include <FL/x.H>
#include <FL/fl_draw.H>
@@ -148,8 +149,9 @@ void fl_copy_offscreen_with_alpha(int x,int y,int w,int h,HBITMAP bitmap,int src
SelectObject(new_gc, bitmap);
BOOL alpha_ok = 0;
// first try to alpha blend
- int to_display = Fl_Device::current()->type() < 256; // true iff display output
- if ( (!to_display) || fl_can_do_alpha_blending()) // if not on display, always try alpha_blend
+ // if to printer, always try alpha_blend
+ int to_display = Fl_Device::current()->type() == Fl_Display_Device::device_type; // true iff display output
+ if ( (to_display && fl_can_do_alpha_blending()) || Fl_Device::current()->type() == Fl_Printer::device_type)
alpha_ok = fl_alpha_blend(fl_gc, x, y, w, h, new_gc, srcx, srcy, w, h, blendfunc);
// if that failed (it shouldn't), still copy the bitmap over, but now alpha is 1
if (!alpha_ok)