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      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 
     17 package com.android.gallery3d.photoeditor.actions;
     18 
     19 import android.view.LayoutInflater;
     20 import android.view.View;
     21 import android.view.ViewGroup;
     22 
     23 import com.android.gallery3d.R;
     24 import com.android.gallery3d.photoeditor.PhotoView;
     25 
     26 /**
     27  * Factory to create tools that will be used by effect actions.
     28  */
     29 public 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