1 files changed, 62 insertions, 0 deletions
diff --git a/src/com/android/camera/ui/ResourceTexture.java b/src/com/android/camera/ui/ResourceTexture.java
new file mode 100644
index 0000000..0d19d2a
--- /dev/null
+++ b/src/com/android/camera/ui/ResourceTexture.java
@@ -0,0 +1,62 @@
+package com.android.camera.ui;
+
+import android.content.Context;
+import android.graphics.Bitmap;
+import android.graphics.BitmapFactory;
+import android.graphics.Canvas;
+import android.graphics.Matrix;
+
+import com.android.camera.Util;
+
+public class ResourceTexture extends Texture {
+
+    private final Context mContext;
+    private final int mResId;
+    private Bitmap mBitmap;
+
+    public ResourceTexture(Context context, int resId) {
+        mContext = Util.checkNotNull(context);
+        mResId = resId;
+    }
+
+    @Override
+    protected Bitmap getBitmap() {
+        if (mBitmap != null) return mBitmap;
+        mBitmap = BitmapFactory.decodeResource(mContext.getResources(), mResId);
+        setSize(mBitmap.getWidth(), mBitmap.getHeight());
+
+        if (Util.isPowerOf2(mWidth) && Util.isPowerOf2(mHeight)) return mBitmap;
+
+        Bitmap oldBitmap = mBitmap;
+        mBitmap = generateGLCompatibleBitmap(mWidth, mHeight);
+        Canvas canvas = new Canvas(mBitmap);
+        canvas.drawBitmap(oldBitmap, new Matrix(), null);
+        oldBitmap.recycle();
+
+        return mBitmap;
+    }
+
+    @Override
+    public int getHeight() {
+        if (mHeight == UNSPECIFIED) {
+            getBitmap();
+        }
+        return mHeight;
+    }
+
+    @Override
+    public int getWidth() {
+        if (mHeight == UNSPECIFIED) {
+            getBitmap();
+        }
+        return mWidth;
+    }
+
+    @Override
+    protected void freeBitmap(Bitmap bitmap) {
+        Util.Assert(bitmap == mBitmap);
+        bitmap.recycle();
+        mBitmap = null;
+    }
+
+}