...in with the new.

1 files changed, 30 insertions, 0 deletions

diff --git a/imagelist_darwin.m b/imagelist_darwin.m
new file mode 100644
index 0000000..7433b12
--- /dev/null
+++ b/imagelist_darwin.m
@@ -0,0 +1,30 @@
+// 16 august 2014
+
+#import "objc_darwin.h"
+#import <Cocoa/Cocoa.h>
+
+#define toNSInteger(x) ((NSInteger) (x))
+
+id toImageListImage(void *pixels, intptr_t width, intptr_t height, intptr_t stride)
+{
+	NSBitmapImageRep *bitmap;
+	NSImage *image;
+
+	// we can't just hand it pixels; we need to make a copy
+	bitmap = [[NSBitmapImageRep alloc]
+		initWithBitmapDataPlanes:NULL
+		pixelsWide:toNSInteger(width)
+		pixelsHigh:toNSInteger(height)
+		bitsPerSample:8
+		samplesPerPixel:4
+		hasAlpha:YES
+		isPlanar:NO
+		colorSpaceName:NSDeviceRGBColorSpace
+		bitmapFormat:0
+		bytesPerRow:toNSInteger(stride)
+		bitsPerPixel:32];
+	memcpy((void *) [bitmap bitmapData], pixels, [bitmap bytesPerPlane]);
+	image = [[NSImage alloc] initWithSize:NSMakeSize((CGFloat) width, (CGFloat) height)];
+	[image addRepresentation:bitmap];
+	return (id) image;
+}