1 /* 2 * Copyright (C) 2013 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.filtershow.controller; 18 19 import android.content.Context; 20 import android.view.LayoutInflater; 21 import android.view.View; 22 import android.view.ViewGroup; 23 import android.widget.LinearLayout; 24 import android.widget.SeekBar; 25 import android.widget.SeekBar.OnSeekBarChangeListener; 26 27 import com.android.gallery3d.R; 28 import com.android.gallery3d.filtershow.colorpicker.ColorListener; 29 import com.android.gallery3d.filtershow.colorpicker.ColorOpacityView; 30 import com.android.gallery3d.filtershow.editors.Editor; 31 32 public class SliderOpacity implements Control { 33 private ColorOpacityView mColorOpacityView; 34 private ParameterOpacity mParameter; 35 private Editor mEditor; 36 37 @Override 38 public void setUp(ViewGroup container, Parameter parameter, Editor editor) { 39 container.removeAllViews(); 40 mEditor = editor; 41 Context context = container.getContext(); 42 mParameter = (ParameterOpacity) parameter; 43 LayoutInflater inflater = 44 (LayoutInflater) context.getSystemService(Context.LAYOUT_INFLATER_SERVICE); 45 LinearLayout lp = (LinearLayout) inflater.inflate( 46 R.layout.filtershow_opacity, container, true); 47 48 mColorOpacityView = (ColorOpacityView) lp.findViewById(R.id.opacityView); 49 updateUI(); 50 mColorOpacityView.addColorListener(new ColorListener() { 51 @Override 52 public void setColor(float[] hsvo) { 53 mParameter.setValue((int) (255 * hsvo[3])); 54 mEditor.commitLocalRepresentation(); 55 } 56 @Override 57 public void addColorListener(ColorListener l) { 58 } 59 }); 60 } 61 62 @Override 63 public View getTopView() { 64 return mColorOpacityView; 65 } 66 67 @Override 68 public void setPrameter(Parameter parameter) { 69 mParameter = (ParameterOpacity) parameter; 70 if (mColorOpacityView != null) { 71 updateUI(); 72 } 73 } 74 75 @Override 76 public void updateUI() { 77 mColorOpacityView.setColor(mParameter.getColor()); 78 } 79 } 80