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 */
16
17package com.android.test.hwui;
18
19import android.app.Activity;
20import android.content.Context;
21import android.content.res.Resources;
22import android.graphics.Canvas;
23import android.graphics.Paint;
24import android.graphics.Path;
25import android.graphics.PorterDuff;
26import android.graphics.PorterDuffColorFilter;
27import android.os.Bundle;
28import android.util.AttributeSet;
29import android.util.DisplayMetrics;
30import android.view.View;
31import android.view.ViewGroup;
32import android.widget.ArrayAdapter;
33import android.widget.FrameLayout;
34import android.widget.ListView;
35import android.widget.TextView;
36
37@SuppressWarnings({"UnusedDeclaration"})
38public class ViewLayersActivity5 extends Activity {
39    private final Paint mPaint = new Paint();
40
41    @Override
42    protected void onCreate(Bundle savedInstanceState) {
43        super.onCreate(savedInstanceState);
44
45        init();
46
47        setContentView(R.layout.view_layers_5);
48        setupList(R.id.list1);
49    }
50
51    public static class ClipFrameLayout extends FrameLayout {
52        private final Path mClipPath = new Path();
53        private boolean mClipEnabled;
54
55        public ClipFrameLayout(Context context, AttributeSet attrs) {
56            super(context, attrs);
57        }
58
59        public ClipFrameLayout(Context context, AttributeSet attrs, int defStyle) {
60            super(context, attrs, defStyle);
61        }
62
63        public boolean isClipEnabled() {
64            return mClipEnabled;
65        }
66
67        public void setClipEnabled(boolean clipEnabled) {
68            mClipEnabled = clipEnabled;
69            invalidate();
70        }
71
72        @Override
73        protected void dispatchDraw(Canvas canvas) {
74            if (mClipEnabled) {
75                mClipPath.reset();
76                mClipPath.addCircle(getWidth() / 2.0f, getHeight() / 2.0f,
77                        Math.min(getWidth(), getHeight()) / 3.0f, Path.Direction.CW);
78
79                canvas.clipPath(mClipPath);
80            }
81            super.dispatchDraw(canvas);
82        }
83    }
84
85    private void init() {
86        mPaint.setColorFilter(new PorterDuffColorFilter(0xff00ff00, PorterDuff.Mode.MULTIPLY));
87    }
88
89    public void enableClip(View v) {
90        ((ClipFrameLayout) findViewById(R.id.container)).setClipEnabled(true);
91    }
92
93    public void disableClip(View v) {
94        ((ClipFrameLayout) findViewById(R.id.container)).setClipEnabled(false);
95    }
96
97    public void enableLayer(View v) {
98        findViewById(R.id.container).setLayerType(View.LAYER_TYPE_HARDWARE, mPaint);
99    }
100
101    public void disableLayer(View v) {
102        findViewById(R.id.container).setLayerType(View.LAYER_TYPE_NONE, null);
103    }
104
105    public void growLayer(View v) {
106        findViewById(R.id.container).getLayoutParams().height = ViewGroup.LayoutParams.MATCH_PARENT;
107        findViewById(R.id.container).requestLayout();
108    }
109
110    public void shrinkLayer(View v) {
111        findViewById(R.id.container).getLayoutParams().height = 300;
112        findViewById(R.id.container).requestLayout();
113    }
114
115    private void setupList(int listId) {
116        final ListView list = findViewById(listId);
117        list.setAdapter(new SimpleListAdapter(this));
118    }
119
120    private static class SimpleListAdapter extends ArrayAdapter<String> {
121        public SimpleListAdapter(Context context) {
122            super(context, android.R.layout.simple_list_item_1, DATA_LIST);
123        }
124
125        @Override
126        public View getView(int position, View convertView, ViewGroup parent) {
127            TextView v = (TextView) super.getView(position, convertView, parent);
128            final Resources r = getContext().getResources();
129            final DisplayMetrics metrics = r.getDisplayMetrics();
130            v.setCompoundDrawablePadding((int) (6 * metrics.density + 0.5f));
131            v.setCompoundDrawablesWithIntrinsicBounds(r.getDrawable(R.drawable.icon),
132                    null, null, null);
133            return v;
134        }
135    }
136
137    private static final String[] DATA_LIST = {
138            "Afghanistan", "Albania", "Algeria", "American Samoa", "Andorra",
139            "Angola", "Anguilla", "Antarctica", "Antigua and Barbuda", "Argentina",
140            "Armenia", "Aruba", "Australia", "Austria", "Azerbaijan",
141            "Bahrain", "Bangladesh", "Barbados", "Belarus", "Belgium",
142            "Belize", "Benin", "Bermuda", "Bhutan", "Bolivia",
143            "Bosnia and Herzegovina", "Botswana", "Bouvet Island", "Brazil",
144            "British Indian Ocean Territory", "British Virgin Islands", "Brunei", "Bulgaria",
145            "Burkina Faso", "Burundi", "Cote d'Ivoire", "Cambodia", "Cameroon", "Canada", "Cape Verde",
146            "Cayman Islands", "Central African Republic", "Chad", "Chile", "China",
147            "Christmas Island", "Cocos (Keeling) Islands", "Colombia", "Comoros", "Congo",
148            "Cook Islands", "Costa Rica", "Croatia", "Cuba", "Cyprus", "Czechia",
149            "Democratic Republic of the Congo", "Denmark", "Djibouti", "Dominica", "Dominican Republic",
150            "East Timor", "Ecuador", "Egypt", "El Salvador", "Equatorial Guinea", "Eritrea",
151            "Estonia", "Ethiopia", "Faeroe Islands", "Falkland Islands", "Fiji", "Finland",
152            "Former Yugoslav Republic of Macedonia", "France", "French Guiana", "French Polynesia",
153            "French Southern Territories", "Gabon", "Georgia", "Germany", "Ghana", "Gibraltar",
154            "Greece", "Greenland", "Grenada", "Guadeloupe", "Guam", "Guatemala", "Guinea", "Guinea-Bissau",
155            "Guyana", "Haiti", "Heard Island and McDonald Islands", "Honduras", "Hong Kong", "Hungary",
156            "Iceland", "India", "Indonesia", "Iran", "Iraq", "Ireland", "Israel", "Italy", "Jamaica",
157            "Japan", "Jordan", "Kazakhstan", "Kenya", "Kiribati", "Kuwait", "Kyrgyzstan", "Laos",
158            "Latvia", "Lebanon", "Lesotho", "Liberia", "Libya", "Liechtenstein", "Lithuania", "Luxembourg",
159            "Macau", "Madagascar", "Malawi", "Malaysia", "Maldives", "Mali", "Malta", "Marshall Islands",
160            "Martinique", "Mauritania", "Mauritius", "Mayotte", "Mexico", "Micronesia", "Moldova",
161            "Monaco", "Mongolia", "Montserrat", "Morocco", "Mozambique", "Myanmar", "Namibia",
162            "Nauru", "Nepal", "Netherlands", "Netherlands Antilles", "New Caledonia", "New Zealand",
163            "Nicaragua", "Niger", "Nigeria", "Niue", "Norfolk Island", "North Korea", "Northern Marianas",
164            "Norway", "Oman", "Pakistan", "Palau", "Panama", "Papua New Guinea", "Paraguay", "Peru",
165            "Philippines", "Pitcairn Islands", "Poland", "Portugal", "Puerto Rico", "Qatar",
166            "Reunion", "Romania", "Russia", "Rwanda", "Sqo Tome and Principe", "Saint Helena",
167            "Saint Kitts and Nevis", "Saint Lucia", "Saint Pierre and Miquelon",
168            "Saint Vincent and the Grenadines", "Samoa", "San Marino", "Saudi Arabia", "Senegal",
169            "Seychelles", "Sierra Leone", "Singapore", "Slovakia", "Slovenia", "Solomon Islands",
170            "Somalia", "South Africa", "South Georgia and the South Sandwich Islands", "South Korea",
171            "Spain", "Sri Lanka", "Sudan", "Suriname", "Svalbard and Jan Mayen", "Swaziland", "Sweden",
172            "Switzerland", "Syria", "Taiwan", "Tajikistan", "Tanzania", "Thailand", "The Bahamas",
173            "The Gambia", "Togo", "Tokelau", "Tonga", "Trinidad and Tobago", "Tunisia", "Turkey",
174            "Turkmenistan", "Turks and Caicos Islands", "Tuvalu", "Virgin Islands", "Uganda",
175            "Ukraine", "United Arab Emirates", "United Kingdom",
176            "United States", "United States Minor Outlying Islands", "Uruguay", "Uzbekistan",
177            "Vanuatu", "Vatican City", "Venezuela", "Vietnam", "Wallis and Futuna", "Western Sahara",
178            "Yemen", "Yugoslavia", "Zambia", "Zimbabwe"
179    };
180}
181