diff options
Diffstat (limited to 'gnu/java/awt/peer/gtk/BufferedImageGraphics.java')
| -rw-r--r-- | gnu/java/awt/peer/gtk/BufferedImageGraphics.java | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/gnu/java/awt/peer/gtk/BufferedImageGraphics.java b/gnu/java/awt/peer/gtk/BufferedImageGraphics.java index 5412cbea9..e188d3fd0 100644 --- a/gnu/java/awt/peer/gtk/BufferedImageGraphics.java +++ b/gnu/java/awt/peer/gtk/BufferedImageGraphics.java @@ -158,6 +158,7 @@ public class BufferedImageGraphics extends CairoGraphics2D BufferedImageGraphics(BufferedImageGraphics copyFrom) { + image = copyFrom.image; surface = copyFrom.surface; cairo_t = surface.newCairoContext(); imageWidth = copyFrom.imageWidth; @@ -182,6 +183,9 @@ public class BufferedImageGraphics extends CairoGraphics2D width = imageWidth - x; if( y + height > imageHeight ) height = imageHeight - y; + + boolean wasPremultiplied = image.isAlphaPremultiplied(); + image.coerceData(true); if( !hasFastCM ) image.setRGB(x, y, width, height, pixels, @@ -190,6 +194,8 @@ public class BufferedImageGraphics extends CairoGraphics2D System.arraycopy(pixels, y * imageWidth, ((DataBufferInt)image.getRaster().getDataBuffer()). getData(), y * imageWidth, height * imageWidth); + + image.coerceData(wasPremultiplied); } /** |