1/* 2 * Copyright (C) 2012 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.v4.view; 18 19import android.animation.ValueAnimator; 20import android.graphics.Matrix; 21import android.graphics.Paint; 22import android.view.View; 23import android.view.ViewParent; 24 25class ViewCompatHC { 26 static long getFrameTime() { 27 return ValueAnimator.getFrameDelay(); 28 } 29 30 public static float getAlpha(View view) { 31 return view.getAlpha(); 32 } 33 34 public static void setLayerType(View view, int layerType, Paint paint) { 35 view.setLayerType(layerType, paint); 36 } 37 38 public static int getLayerType(View view) { 39 return view.getLayerType(); 40 } 41 42 public static int resolveSizeAndState(int size, int measureSpec, int childMeasuredState) { 43 return View.resolveSizeAndState(size, measureSpec, childMeasuredState); 44 } 45 46 public static int getMeasuredWidthAndState(View view) { 47 return view.getMeasuredWidthAndState(); 48 } 49 50 public static int getMeasuredHeightAndState(View view) { 51 return view.getMeasuredHeightAndState(); 52 } 53 54 public static int getMeasuredState(View view) { 55 return view.getMeasuredState(); 56 } 57 58 public static float getTranslationX(View view) { 59 return view.getTranslationX(); 60 } 61 62 public static float getTranslationY(View view) { 63 return view.getTranslationY(); 64 } 65 66 public static float getX(View view) { 67 return view.getX(); 68 } 69 70 public static float getY(View view) { 71 return view.getY(); 72 } 73 74 public static float getRotation(View view) { 75 return view.getRotation(); 76 } 77 78 public static float getRotationX(View view) { 79 return view.getRotationX(); 80 } 81 82 public static float getRotationY(View view) { 83 return view.getRotationY(); 84 } 85 86 public static float getScaleX(View view) { 87 return view.getScaleX(); 88 } 89 90 public static float getScaleY(View view) { 91 return view.getScaleY(); 92 } 93 94 public static void setTranslationX(View view, float value) { 95 view.setTranslationX(value); 96 } 97 98 public static void setTranslationY(View view, float value) { 99 view.setTranslationY(value); 100 } 101 102 public static Matrix getMatrix(View view) { 103 return view.getMatrix(); 104 } 105 106 public static void setAlpha(View view, float value) { 107 view.setAlpha(value); 108 } 109 110 public static void setX(View view, float value) { 111 view.setX(value); 112 } 113 114 public static void setY(View view, float value) { 115 view.setY(value); 116 } 117 118 public static void setRotation(View view, float value) { 119 view.setRotation(value); 120 } 121 122 public static void setRotationX(View view, float value) { 123 view.setRotationX(value); 124 } 125 126 public static void setRotationY(View view, float value) { 127 view.setRotationY(value); 128 } 129 130 public static void setScaleX(View view, float value) { 131 view.setScaleX(value); 132 } 133 134 public static void setScaleY(View view, float value) { 135 view.setScaleY(value); 136 } 137 138 public static void setPivotX(View view, float value) { 139 view.setPivotX(value); 140 } 141 142 public static void setPivotY(View view, float value) { 143 view.setPivotY(value); 144 } 145 146 public static float getPivotX(View view) { 147 return view.getPivotX(); 148 } 149 150 public static float getPivotY(View view) { 151 return view.getPivotY(); 152 } 153 154 public static void jumpDrawablesToCurrentState(View view) { 155 view.jumpDrawablesToCurrentState(); 156 } 157 158 public static void setSaveFromParentEnabled(View view, boolean enabled) { 159 view.setSaveFromParentEnabled(enabled); 160 } 161 162 public static void setActivated(View view, boolean activated) { 163 view.setActivated(activated); 164 } 165 166 public static int combineMeasuredStates(int curState, int newState) { 167 return View.combineMeasuredStates(curState, newState); 168 } 169 170 static void offsetTopAndBottom(View view, int offset) { 171 view.offsetTopAndBottom(offset); 172 tickleInvalidationFlag(view); 173 174 ViewParent parent = view.getParent(); 175 if (parent instanceof View) { 176 tickleInvalidationFlag((View) parent); 177 } 178 } 179 180 static void offsetLeftAndRight(View view, int offset) { 181 view.offsetLeftAndRight(offset); 182 tickleInvalidationFlag(view); 183 184 ViewParent parent = view.getParent(); 185 if (parent instanceof View) { 186 tickleInvalidationFlag((View) parent); 187 } 188 } 189 190 private static void tickleInvalidationFlag(View view) { 191 final float y = view.getTranslationY(); 192 view.setTranslationY(y + 1); 193 view.setTranslationY(y); 194 } 195} 196