1/*
2 * Copyright (C) 2015 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.example.android.support.vectordrawable.app;
18
19import android.app.Activity;
20import android.content.res.Resources;
21import android.graphics.PorterDuff.Mode;
22import android.graphics.drawable.Drawable.ConstantState;
23import android.os.Bundle;
24import android.support.graphics.drawable.VectorDrawableCompat;
25import android.widget.Button;
26import android.widget.LinearLayout;
27import android.widget.ScrollView;
28import android.widget.TextView;
29
30import com.example.android.support.vectordrawable.R;
31
32import java.text.DecimalFormat;
33
34/**
35 * Simple demo for VectorDrawableCompat.
36 */
37public class SimpleStaticVectorDrawable extends Activity {
38    private static final String LOG_TAG = "SimpleStaticVectorDrawable";
39
40    protected int[] mIcons = {
41            R.drawable.vector_drawable_scale0,
42            R.drawable.vector_drawable_scale1,
43            R.drawable.vector_drawable_scale2,
44            R.drawable.vector_drawable_scale3,
45            R.drawable.vector_drawable01,
46            R.drawable.vector_drawable02,
47            R.drawable.vector_drawable03,
48            R.drawable.vector_drawable04,
49            R.drawable.vector_drawable05,
50            R.drawable.vector_drawable06,
51            R.drawable.vector_drawable07,
52            R.drawable.vector_drawable08,
53            R.drawable.vector_drawable09,
54            R.drawable.vector_drawable10,
55            R.drawable.vector_drawable11,
56            R.drawable.vector_drawable12,
57            R.drawable.vector_drawable13,
58            R.drawable.vector_drawable14,
59            R.drawable.vector_drawable15,
60            R.drawable.vector_drawable16,
61            R.drawable.vector_drawable17,
62            R.drawable.vector_drawable18,
63            R.drawable.vector_drawable19,
64            R.drawable.vector_drawable20,
65            R.drawable.vector_drawable21,
66            R.drawable.vector_drawable22,
67            R.drawable.vector_drawable23,
68            R.drawable.vector_drawable24,
69            R.drawable.vector_drawable25,
70            R.drawable.vector_drawable26,
71            R.drawable.vector_drawable27,
72            R.drawable.vector_drawable28,
73            R.drawable.vector_drawable29,
74            R.drawable.vector_drawable30,
75            R.drawable.vector_test01,
76            R.drawable.vector_test02
77    };
78
79    private static final int EXTRA_TESTS = 2;
80
81    @Override
82    protected void onCreate(Bundle savedInstanceState) {
83        super.onCreate(savedInstanceState);
84        ScrollView scrollView = new ScrollView(this);
85        LinearLayout container = new LinearLayout(this);
86        scrollView.addView(container);
87        container.setOrientation(LinearLayout.VERTICAL);
88        Resources res = this.getResources();
89        container.setBackgroundColor(0xFF888888);
90        VectorDrawableCompat[] d = new VectorDrawableCompat[mIcons.length];
91        long time = android.os.SystemClock.currentThreadTimeMillis();
92        for (int i = 0; i < mIcons.length; i++) {
93            d[i] = VectorDrawableCompat.create(res, mIcons[i], getTheme());
94        }
95        time = android.os.SystemClock.currentThreadTimeMillis() - time;
96
97        // Testing Tint on one particular case.
98        if (d.length > 3) {
99            d[3].setTint(0x8000FF00);
100            d[3].setTintMode(Mode.MULTIPLY);
101        }
102
103        // Testing Constant State like operation by creating the first 2 icons
104        // from the 3rd one's constant state.
105        VectorDrawableCompat[] extras = new VectorDrawableCompat[EXTRA_TESTS];
106        ConstantState state = d[0].getConstantState();
107        extras[0] = (VectorDrawableCompat) state.newDrawable();
108        extras[1] = (VectorDrawableCompat) state.newDrawable();
109
110        // This alpha change is expected to affect both extra 0, 1, and d0.
111        extras[0].setAlpha(128);
112
113        d[0].mutate();
114        d[0].setAlpha(255);
115
116        // Just show the average create time as the first view.
117        TextView t = new TextView(this);
118        DecimalFormat df = new DecimalFormat("#.##");
119        t.setText("avgL=" + df.format(time / (mIcons.length)) + " ms");
120        container.addView(t);
121
122        addDrawableButtons(container, extras);
123
124        addDrawableButtons(container, d);
125
126        setContentView(scrollView);
127    }
128
129    private void addDrawableButtons(LinearLayout container, VectorDrawableCompat[] d) {
130        // Add the VD into consequent views.
131        for (int i = 0; i < d.length; i++) {
132            Button button = new Button(this);
133            button.setWidth(200);
134            // Note that setBackgroundResource() will fail b/c createFromXmlInner() failed
135            // to recognize <vector> pre-L.
136            button.setBackgroundDrawable(d[i]);
137            container.addView(button);
138        }
139    }
140}
141