Upstream ResourceManager

ui/android/java/src/org/chromium/ui/resources/LayoutResource.java

Index: ui/android/java/src/org/chromium/ui/resources/LayoutResource.java
diff --git a/ui/android/java/src/org/chromium/ui/resources/LayoutResource.java b/ui/android/java/src/org/chromium/ui/resources/LayoutResource.java
new file mode 100644
index 0000000000000000000000000000000000000000..47e3f1f69bcef1fa17c127a63fe2e2340895c63a
--- /dev/null
+++ b/ui/android/java/src/org/chromium/ui/resources/LayoutResource.java
@@ -0,0 +1,57 @@
+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+package org.chromium.ui.resources;
+
+import android.graphics.Rect;
+import android.graphics.RectF;
+
+/**
+ * A resource that provides sizing information for layouts.
+ */
+public class LayoutResource {
+    private final RectF mPadding;
+    private final RectF mBitmapSize;
+    private final RectF mAperture;
+
+    public LayoutResource(float pxToDp, Resource resource) {
+        Rect padding = resource.getPadding();
+        Rect bitmapSize = resource.getBitmapSize();
+        Rect aperture = resource.getAperture();
+
+        mPadding = new RectF(padding.left * pxToDp, padding.top * pxToDp, padding.right * pxToDp,
+                padding.bottom * pxToDp);
+
+        mBitmapSize = new RectF(bitmapSize.left * pxToDp, bitmapSize.top * pxToDp,
+                bitmapSize.right * pxToDp, bitmapSize.bottom * pxToDp);
+
+        mAperture = new RectF(aperture.left * pxToDp, aperture.top * pxToDp,
+                aperture.right * pxToDp, aperture.bottom * pxToDp);
+    }
+
+    /**
+     * @return The padded content area of this resource in dp.  For 9-patches this will represent
+     *         the valid content of the 9-patch.  It can mean other things for other Resources
+     *         though.
+     */
+    public RectF getPadding() {
+        return mPadding;
+    }
+
+    /**
+     * @return The size of the bitmap in dp;
+     */
+    public RectF getBitmapSize() {
+        return mBitmapSize;
+    }
+
+    /**
+     * @return The aperture of this resource in dp.  For 9-patches this will represent the area of
+     *         the {@link Bitmap} that should not be stretched.  It can mean other things for other
+     *         Resources though.
+     */
+    public RectF getAperture() {
+        return mAperture;
+    }
+}