1 /* 2 * Copyright (C) 2010 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 17 package com.android.gallery3d.photoeditor.filters; 18 19 import android.os.Parcel; 20 21 /** 22 * Filter base that has a scale value ranging from 0 to 1 for adjustments and can persist states. 23 */ 24 public abstract class AbstractScaleFilter extends Filter { 25 26 protected float scale; 27 28 /** 29 * Sets the scale from 0 to 1. 30 */ setScale(float scale)31 public void setScale(float scale) { 32 this.scale = scale; 33 } 34 35 @Override writeToParcel(Parcel out)36 protected void writeToParcel(Parcel out) { 37 out.writeFloat(scale); 38 } 39 40 @Override readFromParcel(Parcel in)41 protected void readFromParcel(Parcel in) { 42 scale = in.readFloat(); 43 } 44 } 45