1/*
2 * Copyright (C) 2016 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.layoutlib.bridge;import com.android.ide.common.rendering.api.RenderSession;
18import com.android.ide.common.rendering.api.Result;
19import com.android.ide.common.rendering.api.Result.Status;
20import com.android.ide.common.rendering.api.SessionParams;
21
22import java.awt.Graphics2D;
23import java.awt.image.BufferedImage;
24
25/**
26 * Legacy Bridge used in the SDK version of layoutlib
27 */
28public final class Bridge extends com.android.ide.common.rendering.api.Bridge {
29    private static final String SDK_NOT_SUPPORTED = "The SDK layoutlib version is not supported";
30    private static final Result NOT_SUPPORTED_RESULT =
31            Status.NOT_IMPLEMENTED.createResult(SDK_NOT_SUPPORTED);
32    private static BufferedImage sImage;
33
34    private static class BridgeRenderSession extends RenderSession {
35
36        @Override
37        public synchronized BufferedImage getImage() {
38            if (sImage == null) {
39                sImage = new BufferedImage(500, 500, BufferedImage.TYPE_INT_ARGB);
40                Graphics2D g = sImage.createGraphics();
41                g.clearRect(0, 0, 500, 500);
42                g.drawString(SDK_NOT_SUPPORTED, 20, 20);
43                g.dispose();
44            }
45
46            return sImage;
47        }
48
49        @Override
50        public Result render(long timeout, boolean forceMeasure) {
51            return NOT_SUPPORTED_RESULT;
52        }
53
54        @Override
55        public Result measure(long timeout) {
56            return NOT_SUPPORTED_RESULT;
57        }
58
59        @Override
60        public Result getResult() {
61            return NOT_SUPPORTED_RESULT;
62        }
63    }
64
65
66    @Override
67    public RenderSession createSession(SessionParams params) {
68        return new BridgeRenderSession();
69    }
70
71    @Override
72    public int getApiLevel() {
73        return 0;
74    }
75}
76