1/* 2 * Copyright (C) 2015 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package android.support.v7.widget; 18 19import android.graphics.Canvas; 20import android.graphics.ColorFilter; 21import android.graphics.drawable.Drawable; 22 23class ActionBarBackgroundDrawable extends Drawable { 24 25 final ActionBarContainer mContainer; 26 27 public ActionBarBackgroundDrawable(ActionBarContainer container) { 28 mContainer = container; 29 } 30 31 @Override 32 public void draw(Canvas canvas) { 33 if (mContainer.mIsSplit) { 34 if (mContainer.mSplitBackground != null) { 35 mContainer.mSplitBackground.draw(canvas); 36 } 37 } else { 38 if (mContainer.mBackground != null) { 39 mContainer.mBackground.draw(canvas); 40 } 41 if (mContainer.mStackedBackground != null && mContainer.mIsStacked) { 42 mContainer.mStackedBackground.draw(canvas); 43 } 44 } 45 } 46 47 @Override 48 public void setAlpha(int alpha) { 49 } 50 51 @Override 52 public void setColorFilter(ColorFilter cf) { 53 } 54 55 @Override 56 public int getOpacity() { 57 return 0; 58 } 59 60} 61