1/* 2 * Copyright (C) 2011 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 */ 16package android.support.v4.widget; 17 18import android.content.Context; 19import android.graphics.Canvas; 20import android.widget.EdgeEffect; 21 22/** 23 * Stub implementation that contains a real EdgeEffect on ICS. 24 * 25 * This class is an implementation detail for EdgeEffectCompat 26 * and should not be used directly. 27 */ 28class EdgeEffectCompatIcs { 29 public static Object newEdgeEffect(Context context) { 30 return new EdgeEffect(context); 31 } 32 33 public static void setSize(Object edgeEffect, int width, int height) { 34 ((EdgeEffect) edgeEffect).setSize(width, height); 35 } 36 37 public static boolean isFinished(Object edgeEffect) { 38 return ((EdgeEffect) edgeEffect).isFinished(); 39 } 40 41 public static void finish(Object edgeEffect) { 42 ((EdgeEffect) edgeEffect).finish(); 43 } 44 45 public static boolean onPull(Object edgeEffect, float deltaDistance) { 46 ((EdgeEffect) edgeEffect).onPull(deltaDistance); 47 return true; 48 } 49 50 public static boolean onRelease(Object edgeEffect) { 51 EdgeEffect eff = (EdgeEffect) edgeEffect; 52 eff.onRelease(); 53 return eff.isFinished(); 54 } 55 56 public static boolean onAbsorb(Object edgeEffect, int velocity) { 57 ((EdgeEffect) edgeEffect).onAbsorb(velocity); 58 return true; 59 } 60 61 public static boolean draw(Object edgeEffect, Canvas canvas) { 62 return ((EdgeEffect) edgeEffect).draw(canvas); 63 } 64}