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authorManolo Gouy <Manolo>2017-12-27 13:51:41 +0000
committerManolo Gouy <Manolo>2017-12-27 13:51:41 +0000
commit7abda5a59b8bccd59138ea49e5866041cc482b8a (patch)
treeddada6dc8acae589587948fa253e24a726769608 /src/drivers/Quartz/Fl_Quartz_Image_Surface_Driver.cxx
parent7aa6b582ee209105dc31a54fa49591ee1af83488 (diff)
GUI rescaling under MacOS: fix Fl_Cocoa_Screen_Driver::read_image() when reading from scaled offscreen buffer
git-svn-id: file:///fltk/svn/fltk/branches/branch-1.4@12609 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
Diffstat (limited to 'src/drivers/Quartz/Fl_Quartz_Image_Surface_Driver.cxx')
-rw-r--r--src/drivers/Quartz/Fl_Quartz_Image_Surface_Driver.cxx3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/drivers/Quartz/Fl_Quartz_Image_Surface_Driver.cxx b/src/drivers/Quartz/Fl_Quartz_Image_Surface_Driver.cxx
index 573a5df8e..1702ca4ab 100644
--- a/src/drivers/Quartz/Fl_Quartz_Image_Surface_Driver.cxx
+++ b/src/drivers/Quartz/Fl_Quartz_Image_Surface_Driver.cxx
@@ -104,7 +104,10 @@ Fl_RGB_Image* Fl_Quartz_Image_Surface_Driver::image()
CGContextFlush(offscreen);
int W = CGBitmapContextGetWidth(offscreen);
int H = CGBitmapContextGetHeight(offscreen);
+ int save_w = width, save_h = height;
+ width = W; height = H;
unsigned char *data = fl_read_image(NULL, 0, 0, W, H, 0);
+ width = save_w; height = save_h;
Fl_RGB_Image *image = new Fl_RGB_Image(data, W, H);
image->alloc_array = 1;
return image;