auto import from //depot/cupcake/@135843
diff --git a/src/com/android/launcher/BubbleTextView.java b/src/com/android/launcher/BubbleTextView.java
new file mode 100644
index 0000000..3782454
--- /dev/null
+++ b/src/com/android/launcher/BubbleTextView.java
@@ -0,0 +1,134 @@
+/*
+ * Copyright (C) 2008 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.launcher;
+
+import android.widget.TextView;
+import android.content.Context;
+import android.util.AttributeSet;
+import android.graphics.Canvas;
+import android.graphics.Paint;
+import android.graphics.RectF;
+import android.graphics.drawable.Drawable;
+import android.text.Layout;
+
+/**
+ * TextView that draws a bubble behind the text. We cannot use a LineBackgroundSpan
+ * because we want to make the bubble taller than the text and TextView's clip is
+ * too aggressive.
+ */
+public class BubbleTextView extends TextView {
+ private static final float CORNER_RADIUS = 8.0f;
+ private static final float PADDING_H = 5.0f;
+ private static final float PADDING_V = 1.0f;
+
+ private final RectF mRect = new RectF();
+ private Paint mPaint;
+
+ private boolean mBackgroundSizeChanged;
+ private Drawable mBackground;
+ private float mCornerRadius;
+ private float mPaddingH;
+ private float mPaddingV;
+
+ public BubbleTextView(Context context) {
+ super(context);
+ init();
+ }
+
+ public BubbleTextView(Context context, AttributeSet attrs) {
+ super(context, attrs);
+ init();
+ }
+
+ public BubbleTextView(Context context, AttributeSet attrs, int defStyle) {
+ super(context, attrs, defStyle);
+ init();
+ }
+
+ private void init() {
+ setFocusable(true);
+ mBackground = getBackground();
+ setBackgroundDrawable(null);
+ mBackground.setCallback(this);
+
+ mPaint = new Paint(Paint.ANTI_ALIAS_FLAG);
+ mPaint.setColor(getContext().getResources().getColor(R.color.bubble_dark_background));
+
+ final float scale = getContext().getResources().getDisplayMetrics().density;
+ mCornerRadius = CORNER_RADIUS * scale;
+ mPaddingH = PADDING_H * scale;
+ //noinspection PointlessArithmeticExpression
+ mPaddingV = PADDING_V * scale;
+ }
+
+ @Override
+ protected boolean setFrame(int left, int top, int right, int bottom) {
+ if (mLeft != left || mRight != right || mTop != top || mBottom != bottom) {
+ mBackgroundSizeChanged = true;
+ }
+ return super.setFrame(left, top, right, bottom);
+ }
+
+ @Override
+ protected boolean verifyDrawable(Drawable who) {
+ return who == mBackground || super.verifyDrawable(who);
+ }
+
+ @Override
+ protected void drawableStateChanged() {
+ Drawable d = mBackground;
+ if (d != null && d.isStateful()) {
+ d.setState(getDrawableState());
+ }
+ super.drawableStateChanged();
+ }
+
+ @Override
+ public void draw(Canvas canvas) {
+ final Drawable background = mBackground;
+ if (background != null) {
+ final int scrollX = mScrollX;
+ final int scrollY = mScrollY;
+
+ if (mBackgroundSizeChanged) {
+ background.setBounds(0, 0, mRight - mLeft, mBottom - mTop);
+ mBackgroundSizeChanged = false;
+ }
+
+ if ((scrollX | scrollY) == 0) {
+ background.draw(canvas);
+ } else {
+ canvas.translate(scrollX, scrollY);
+ background.draw(canvas);
+ canvas.translate(-scrollX, -scrollY);
+ }
+ }
+
+ final Layout layout = getLayout();
+ final RectF rect = mRect;
+ final int left = getCompoundPaddingLeft();
+ final int top = getExtendedPaddingTop();
+
+ rect.set(left + layout.getLineLeft(0) - mPaddingH,
+ top + layout.getLineTop(0) - mPaddingV,
+ Math.min(left + layout.getLineRight(0) + mPaddingH, mScrollX + mRight - mLeft),
+ top + layout.getLineBottom(0) + mPaddingV);
+ canvas.drawRoundRect(rect, mCornerRadius, mCornerRadius, mPaint);
+
+ super.draw(canvas);
+ }
+}