1/*
2 * Copyright (C) 2012 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.gallery3d.filtershow.imageshow;
18
19import android.content.Context;
20import android.graphics.Bitmap;
21import android.graphics.Canvas;
22import android.util.AttributeSet;
23import android.view.MotionEvent;
24
25import com.android.gallery3d.filtershow.editors.EditorRotate;
26import com.android.gallery3d.filtershow.filters.FilterRotateRepresentation;
27import com.android.gallery3d.filtershow.imageshow.GeometryMathUtils.GeometryHolder;
28
29public class ImageRotate extends ImageShow {
30    private EditorRotate mEditorRotate;
31    private static final String TAG = ImageRotate.class.getSimpleName();
32    private FilterRotateRepresentation mLocalRep = new FilterRotateRepresentation();
33    private GeometryHolder mDrawHolder = new GeometryHolder();
34
35    public ImageRotate(Context context, AttributeSet attrs) {
36        super(context, attrs);
37    }
38
39    public ImageRotate(Context context) {
40        super(context);
41    }
42
43    public void setFilterRotateRepresentation(FilterRotateRepresentation rep) {
44        mLocalRep = (rep == null) ? new FilterRotateRepresentation() : rep;
45    }
46
47    public void rotate() {
48        mLocalRep.rotateCW();
49        invalidate();
50    }
51
52    public FilterRotateRepresentation getFinalRepresentation() {
53        return mLocalRep;
54    }
55
56    @Override
57    public boolean onTouchEvent(MotionEvent event) {
58        // Treat event as handled.
59        return true;
60    }
61
62    public int getLocalValue() {
63        return mLocalRep.getRotation().value();
64    }
65
66    @Override
67    public void onDraw(Canvas canvas) {
68        MasterImage master = MasterImage.getImage();
69        Bitmap image = master.getFiltersOnlyImage();
70        if (image == null) {
71            return;
72        }
73        GeometryMathUtils.initializeHolder(mDrawHolder, mLocalRep);
74        GeometryMathUtils.drawTransformedCropped(mDrawHolder, canvas, image, canvas.getWidth(),
75                canvas.getHeight());
76    }
77
78    public void setEditor(EditorRotate editorRotate) {
79        mEditorRotate = editorRotate;
80    }
81}
82