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
17package com.android.gallery3d.filtershow.imageshow;
18
19import android.content.Context;
20import android.graphics.Canvas;
21import android.graphics.Color;
22import android.graphics.Matrix;
23import android.graphics.Paint;
24import android.graphics.Paint.Style;
25import android.util.AttributeSet;
26
27import com.android.gallery3d.filtershow.editors.EditorRedEye;
28import com.android.gallery3d.filtershow.filters.FilterPoint;
29import com.android.gallery3d.filtershow.filters.FilterRedEyeRepresentation;
30import com.android.gallery3d.filtershow.filters.ImageFilterRedEye;
31
32public abstract class ImagePoint extends ImageShow {
33
34    private static final String LOGTAG = "ImageRedEyes";
35    protected EditorRedEye mEditorRedEye;
36    protected FilterRedEyeRepresentation mRedEyeRep;
37    protected static float mTouchPadding = 80;
38
39    public static void setTouchPadding(float padding) {
40        mTouchPadding = padding;
41    }
42
43    public ImagePoint(Context context, AttributeSet attrs) {
44        super(context, attrs);
45    }
46
47    public ImagePoint(Context context) {
48        super(context);
49    }
50
51    @Override
52    public void resetParameter() {
53        ImageFilterRedEye filter = (ImageFilterRedEye) getCurrentFilter();
54        if (filter != null) {
55            filter.clear();
56        }
57        invalidate();
58    }
59
60    @Override
61    public void onDraw(Canvas canvas) {
62        super.onDraw(canvas);
63        Paint paint = new Paint();
64        paint.setStyle(Style.STROKE);
65        paint.setColor(Color.RED);
66        paint.setStrokeWidth(2);
67
68        Matrix originalToScreen = getImageToScreenMatrix(false);
69        Matrix originalRotateToScreen = getImageToScreenMatrix(true);
70
71        if (mRedEyeRep != null) {
72            for (FilterPoint candidate : mRedEyeRep.getCandidates()) {
73                drawPoint(candidate, canvas, originalToScreen, originalRotateToScreen, paint);
74            }
75        }
76    }
77
78    protected abstract void drawPoint(
79            FilterPoint candidate, Canvas canvas, Matrix originalToScreen,
80            Matrix originalRotateToScreen, Paint paint);
81
82    public void setEditor(EditorRedEye editorRedEye) {
83        mEditorRedEye = editorRedEye;
84    }
85
86    public void setRepresentation(FilterRedEyeRepresentation redEyeRep) {
87        mRedEyeRep = redEyeRep;
88    }
89}
90