renaming CacheableTextView -> CachedTextView

3 files changed, 2 insertions, 167 deletions

diff --git a/src/com/android/launcher2/BubbleTextView.java b/src/com/android/launcher2/BubbleTextView.java
index 9f0e5fb..f3aa342 100644
--- a/src/com/android/launcher2/BubbleTextView.java
+++ b/src/com/android/launcher2/BubbleTextView.java
@@ -37,7 +37,7 @@ import android.view.View;
  * because we want to make the bubble taller than the text and TextView's clip is
  * too aggressive.
  */
-public class BubbleTextView extends CacheableTextView implements VisibilityChangedBroadcaster {
+public class BubbleTextView extends CachedTextView implements VisibilityChangedBroadcaster {
     static final float CORNER_RADIUS = 4.0f;
     static final float SHADOW_LARGE_RADIUS = 4.0f;
     static final float SHADOW_SMALL_RADIUS = 1.75f;
diff --git a/src/com/android/launcher2/CacheableTextView.java b/src/com/android/launcher2/CacheableTextView.java
deleted file mode 100644
index 136ce21..0000000
--- a/src/com/android/launcher2/CacheableTextView.java
+++ /dev/null
@@ -1,165 +0,0 @@
-/*
- * Copyright (C) 2010 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.launcher2;
-
-import android.content.Context;
-import android.graphics.Bitmap;
-import android.graphics.Canvas;
-import android.graphics.Paint;
-import android.graphics.Bitmap.Config;
-import android.graphics.PorterDuff.Mode;
-import android.text.Layout;
-import android.util.AttributeSet;
-import android.widget.TextView;
-
-/*
- * This class is a bit of a hack, designed to speed up long text labels in Launcher. It caches the
- * text in a TextView to a bitmap and then just draws that Bitmap instead afterward, speeding up
- * rendering. Marquee scrolling is not currently supported.
- *
- */
-public class CacheableTextView extends TextView {
-    private Bitmap mCache;
-    private final Paint mCachePaint = new Paint();
-    private final Canvas mCacheCanvas = new Canvas();
-
-    private int mPrevAlpha = -1;
-    private boolean mIsBuildingCache;
-    boolean mIsTextCacheDirty;
-    float mTextCacheLeft;
-    float mTextCacheTop;
-    float mTextCacheScrollX;
-    float mRectLeft, mRectTop;
-    private float mPaddingH = 0;
-    private float mPaddingV = 0;
-    private CharSequence mText;
-
-    public CacheableTextView(Context context) {
-        super(context);
-    }
-
-    public CacheableTextView(Context context, AttributeSet attrs) {
-        super(context, attrs);
-    }
-
-    public CacheableTextView(Context context, AttributeSet attrs, int defStyle) {
-        super(context, attrs, defStyle);
-    }
-
-    protected int getCacheTopPadding() {
-        return 0;
-    }
-    protected int getCacheLeftPadding() {
-        return 0;
-    }
-    protected int getCacheRightPadding() {
-        return 0;
-    }
-    protected int getCacheBottomPadding() {
-        return 0;
-    }
-
-    public void setText(CharSequence text, BufferType type) {
-        super.setText(text, type);
-        mIsTextCacheDirty = true;
-    }
-
-    private void buildAndUpdateCache() {
-        final Layout layout = getLayout();
-        final int left = getCompoundPaddingLeft();
-        final int top = getExtendedPaddingTop();
-        final float prevAlpha = getAlpha();
-
-        mTextCacheLeft = layout.getLineLeft(0) - getCacheLeftPadding();
-        mTextCacheTop = top + layout.getLineTop(0) - mPaddingV - getCacheTopPadding();
-
-        mRectLeft = mScrollX + getLeft();
-        mRectTop = 0;
-        mTextCacheScrollX = mScrollX;
-
-        final float textCacheRight =
-            Math.min(left + layout.getLineRight(0) + mPaddingH, mScrollX + mRight - mLeft) +
-            getCacheRightPadding();
-        final float textCacheBottom = top + layout.getLineBottom(0) + mPaddingV +
-            getCacheBottomPadding();
-        final float xCharWidth = getPaint().measureText("x");
-
-        int width = (int) (textCacheRight - mTextCacheLeft + (2 * xCharWidth));
-        int height = (int) (textCacheBottom - mTextCacheTop);
-
-        if (width != 0 && height != 0) {
-            if (mCache != null) {
-                if (mCache.getWidth() != width || mCache.getHeight() != height) {
-                    mCache.recycle();
-                    mCache = null;
-                }
-            }
-            if (mCache == null) {
-                mCache = Bitmap.createBitmap(width, height, Config.ARGB_8888);
-                mCacheCanvas.setBitmap(mCache);
-            } else {
-                mCacheCanvas.drawColor(0, Mode.CLEAR);
-            }
-
-            mCacheCanvas.save();
-            mCacheCanvas.translate(-mTextCacheLeft, -mTextCacheTop);
-
-            mIsBuildingCache = true;
-            setAlpha(1.0f);
-            draw(mCacheCanvas);
-            setAlpha(prevAlpha);
-            mIsBuildingCache = false;
-            mCacheCanvas.restore();
-
-            // A hack-- we set the text to be one space (we don't make it empty just to avoid any
-            // potential issues with text measurement, like line height, etc.) so that the text view
-            // doesn't draw it anymore, since it's been cached.
-            mText = getText();
-            setText(" ");
-        }
-    }
-
-    public CharSequence getText() {
-        return (mText == null) ? super.getText() : mText;
-    }
-
-    public void draw(Canvas canvas) {
-        if (mIsTextCacheDirty && !mIsBuildingCache) {
-            buildAndUpdateCache();
-            mIsTextCacheDirty = false;
-        }
-        if (mCache != null && !mIsBuildingCache) {
-            canvas.drawBitmap(mCache, mTextCacheLeft - mTextCacheScrollX + mScrollX,
-                    mTextCacheTop, mCachePaint);
-        }
-        super.draw(canvas);
-    }
-
-    protected boolean isBuildingCache() {
-        return mIsBuildingCache;
-    }
-
-    @Override
-    protected boolean onSetAlpha(int alpha) {
-        if (mPrevAlpha != alpha) {
-            mPrevAlpha = alpha;
-            mCachePaint.setAlpha(alpha);
-            super.onSetAlpha(alpha);
-        }
-        return true;
-    }
-}
diff --git a/src/com/android/launcher2/PagedViewIcon.java b/src/com/android/launcher2/PagedViewIcon.java
index 90cff97..0af7b8a 100644
--- a/src/com/android/launcher2/PagedViewIcon.java
+++ b/src/com/android/launcher2/PagedViewIcon.java
@@ -39,7 +39,7 @@ import com.android.launcher.R;
  * An icon on a PagedView, specifically for items in the launcher's paged view (with compound
  * drawables on the top).
  */
-public class PagedViewIcon extends CacheableTextView implements Checkable {
+public class PagedViewIcon extends CachedTextView implements Checkable {
     private static final String TAG = "PagedViewIcon";
 
     // holographic outline