1/*
2 * Copyright (C) 2010 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.photoeditor.actions;
18
19import android.view.LayoutInflater;
20import android.view.View;
21import android.view.ViewGroup;
22
23import com.android.gallery3d.R;
24import com.android.gallery3d.photoeditor.PhotoView;
25
26/**
27 * Factory to create tools that will be used by effect actions.
28 */
29public class EffectToolFactory {
30
31    public enum ScalePickerType {
32        LIGHT, SHADOW, COLOR, GENERIC
33    }
34
35    private final ViewGroup effectToolPanel;
36    private final LayoutInflater inflater;
37
38    public EffectToolFactory(ViewGroup effectToolPanel, LayoutInflater inflater) {
39        this.effectToolPanel = effectToolPanel;
40        this.inflater = inflater;
41    }
42
43    private View createFullscreenTool(int toolId) {
44        // Create full screen effect tool on top of photo-view and place it within the same
45        // view group that contains photo-view.
46        View photoView = effectToolPanel.getRootView().findViewById(R.id.photo_view);
47        ViewGroup parent = (ViewGroup) photoView.getParent();
48        FullscreenToolView view = (FullscreenToolView) inflater.inflate(toolId, parent, false);
49        view.setPhotoBounds(((PhotoView) photoView).getPhotoBounds());
50        parent.addView(view, parent.indexOfChild(photoView) + 1);
51        return view;
52    }
53
54    private View createPanelTool(int toolId) {
55        View view = inflater.inflate(toolId, effectToolPanel, false);
56        effectToolPanel.addView(view, 0);
57        return view;
58    }
59
60    private int getScalePickerBackground(ScalePickerType type) {
61        switch (type) {
62            case LIGHT:
63                return R.drawable.photoeditor_scale_seekbar_light;
64
65            case SHADOW:
66                return R.drawable.photoeditor_scale_seekbar_shadow;
67
68            case COLOR:
69                return R.drawable.photoeditor_scale_seekbar_color;
70        }
71        return R.drawable.photoeditor_scale_seekbar_generic;
72    }
73
74    public ScaleSeekBar createScalePicker(ScalePickerType type) {
75        ScaleSeekBar scalePicker = (ScaleSeekBar) createPanelTool(
76                R.layout.photoeditor_scale_seekbar);
77        scalePicker.setBackgroundResource(getScalePickerBackground(type));
78        return scalePicker;
79    }
80
81    public ColorSeekBar createColorPicker() {
82        return (ColorSeekBar) createPanelTool(R.layout.photoeditor_color_seekbar);
83    }
84
85    public DoodleView createDoodleView() {
86        return (DoodleView) createFullscreenTool(R.layout.photoeditor_doodle_view);
87    }
88
89    public TouchView createTouchView() {
90        return (TouchView) createFullscreenTool(R.layout.photoeditor_touch_view);
91    }
92
93    public FlipView createFlipView() {
94        return (FlipView) createFullscreenTool(R.layout.photoeditor_flip_view);
95    }
96
97    public RotateView createRotateView() {
98        return (RotateView) createFullscreenTool(R.layout.photoeditor_rotate_view);
99    }
100
101    public CropView createCropView() {
102        return (CropView) createFullscreenTool(R.layout.photoeditor_crop_view);
103    }
104}
105