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Temporarily use the Haxe format library to handle PNG assets on native platforms

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This commit is contained in:
Joshua Granick
2014-06-18 15:07:31 -07:00
parent a95396627c
commit 9fb90a59aa
2 changed files with 35 additions and 1 deletions
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33
templates/haxe/DefaultAssetLibrary.hx
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@@ -6,6 +6,7 @@ import haxe.Unserializer;
import lime.app.Preloader;
import lime.graphics.ImageData;
import lime.utils.ByteArray;
import lime.utils.UInt8Array;
import lime.Assets;
#if sys
@@ -209,7 +210,37 @@ class DefaultAssetLibrary extends AssetLibrary {
#else
return null;
// TODO: Implement in native backend
var bytes = getBytes (id);
var byteInput = new haxe.io.BytesInput (bytes, 0, bytes.length);
var png = new format.png.Reader (byteInput).read ();
var data = format.png.Tools.extract32 (png);
var header = format.png.Tools.getHeader (png);
var imageWidth = header.width;
var imageHeight = header.height;
var imageData = new UInt8Array (ByteArray.fromBytes (data));
var imageLength = imageWidth * imageHeight;
var b, g, r, a;
for (i in 0...imageLength) {
b = imageData[i * 4];
g = imageData[i * 4 + 1];
r = imageData[i * 4 + 2];
a = imageData[i * 4 + 3];
imageData[i * 4] = r;
imageData[i * 4 + 1] = g;
imageData[i * 4 + 2] = b;
imageData[i * 4 + 3] = a;
}
return new ImageData (imageData, imageWidth, imageHeight);
//if (className.exists(id)) return cast (Type.createInstance (className.get (id), []), BitmapData);
//else return BitmapData.load (path.get (id));