src/com/android/gallery3d/filtershow/editors/EditorDraw.java

   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
  17 package com.android.gallery3d.filtershow.editors;
  18
  19 import android.app.ActionBar;
  20 import android.content.Context;
  21 import android.content.res.Resources;
  22 import android.graphics.Bitmap;
  23 import android.graphics.BitmapFactory;
  24 import android.graphics.Color;
  25 import android.graphics.drawable.GradientDrawable;
  26 import android.view.LayoutInflater;
  27 import android.view.MenuItem;
  28 import android.view.View;
  29 import android.view.View.OnClickListener;
  30 import android.view.ViewGroup;
  31 import android.widget.Button;
  32 import android.widget.FrameLayout;
  33 import android.widget.ImageButton;
  34 import android.widget.ImageView;
  35 import android.widget.LinearLayout;
  36 import android.widget.PopupMenu;
  37 import android.widget.SeekBar;
  38
  39 import com.android.gallery3d.R;
  40 import com.android.gallery3d.filtershow.colorpicker.ColorHueView;
  41 import com.android.gallery3d.filtershow.colorpicker.ColorListener;
  42 import com.android.gallery3d.filtershow.colorpicker.ColorOpacityView;
  43 import com.android.gallery3d.filtershow.colorpicker.ColorSVRectView;
  44 import com.android.gallery3d.filtershow.controller.BitmapCaller;
  45 import com.android.gallery3d.filtershow.controller.ColorChooser;
  46 import com.android.gallery3d.filtershow.controller.FilterView;
  47 import com.android.gallery3d.filtershow.controller.ParameterColor;
  48 import com.android.gallery3d.filtershow.filters.FilterDrawRepresentation;
  49 import com.android.gallery3d.filtershow.filters.FilterRepresentation;
  50 import com.android.gallery3d.filtershow.filters.ImageFilterDraw;
  51 import com.android.gallery3d.filtershow.imageshow.ImageDraw;
  52
  53 public class EditorDraw extends ParametricEditor implements FilterView {
  54     private static final String LOGTAG = "EditorDraw";
  55     public static final int ID = R.id.editorDraw;
  56     public ImageDraw mImageDraw;
  57     private static final int MODE_SIZE = FilterDrawRepresentation.PARAM_SIZE;
  58     private static final int MODE_SIZEE = FilterDrawRepresentation.PARAM_SIZE;
  59     private static final int MODE_STYLE = FilterDrawRepresentation.PARAM_STYLE;
  60     private static final int MODE_COLOR = FilterDrawRepresentation.PARAM_COLOR;
  61     int[] brushIcons = {
  62             R.drawable.brush_flat,
  63             R.drawable.brush_round,
  64             R.drawable.brush_gauss,
  65             R.drawable.brush_marker,
  66             R.drawable.brush_spatter
  67     };
  68
  69     int[] mBasColors = {
  70             FilterDrawRepresentation.DEFAULT_MENU_COLOR1,
  71             FilterDrawRepresentation.DEFAULT_MENU_COLOR2,
  72             FilterDrawRepresentation.DEFAULT_MENU_COLOR3,
  73             FilterDrawRepresentation.DEFAULT_MENU_COLOR4,
  74             FilterDrawRepresentation.DEFAULT_MENU_COLOR5,
  75     };
  76     private EditorDrawTabletUI mTabletUI;
  77     private String mParameterString;
  78     private int mSelectedColorButton;
  79
  80     public EditorDraw() {
  81         super(ID);
  82     }
  83
  84     @Override
  85     public String calculateUserMessage(Context context, String effectName, Object parameterValue) {
  86         FilterDrawRepresentation rep = getDrawRep();
  87         if (rep == null) {
  88             return "";
  89         }
  90         if (mParameterString == null) {
  91             mParameterString = "";
  92         }
  93         String paramString;
  94         String val = rep.getValueString();
  95
  96         mImageDraw.displayDrawLook();
  97         return mParameterString + val;
  98     }
  99
 100     @Override
 101     public void createEditor(Context context, FrameLayout frameLayout) {
 102         mView = mImageShow = mImageDraw = new ImageDraw(context);
 103         super.createEditor(context, frameLayout);
 104         mImageDraw.setEditor(this);
 105
 106     }
 107
 108     @Override
 109     public void reflectCurrentFilter() {
 110         super.reflectCurrentFilter();
 111         FilterRepresentation rep = getLocalRepresentation();
 112         if (rep != null && getLocalRepresentation() instanceof FilterDrawRepresentation) {
 113             FilterDrawRepresentation drawRep = (FilterDrawRepresentation) getLocalRepresentation();
 114             mImageDraw.setFilterDrawRepresentation(drawRep);
 115             if (!ParametricEditor.useCompact(mContext)) {
 116                 if (mTabletUI != null) {
 117
 118                     mTabletUI.setDrawRepresentation(drawRep);
 119                 }
 120                 return;
 121             }
 122
 123             drawRep.getParam(FilterDrawRepresentation.PARAM_STYLE).setFilterView(this);
 124             drawRep.setPramMode(FilterDrawRepresentation.PARAM_COLOR);
 125             mParameterString = mContext.getString(R.string.draw_hue);
 126             control(drawRep.getCurrentParam(), mEditControl);
 127         }
 128     }
 129
 130     @Override
 131     public void openUtilityPanel(final LinearLayout accessoryViewList) {
 132         Button view = (Button) accessoryViewList.findViewById(R.id.applyEffect);
 133         view.setText(mContext.getString(R.string.draw_hue));
 134         view.setOnClickListener(new OnClickListener() {
 135
 136             @Override
 137             public void onClick(View arg0) {
 138                 showPopupMenu(accessoryViewList);
 139             }
 140         });
 141     }
 142
 143     @Override
 144     public boolean showsSeekBar() {
 145         return false;
 146     }
 147
 148     private void showPopupMenu(LinearLayout accessoryViewList) {
 149         final Button button = (Button) accessoryViewList.findViewById(
 150                 R.id.applyEffect);
 151         if (button == null) {
 152             return;
 153         }
 154         final PopupMenu popupMenu = new PopupMenu(mImageShow.getActivity(), button);
 155         popupMenu.getMenuInflater().inflate(R.menu.filtershow_menu_draw, popupMenu.getMenu());
 156         popupMenu.setOnMenuItemClickListener(new PopupMenu.OnMenuItemClickListener() {
 157
 158             @Override
 159             public boolean onMenuItemClick(MenuItem item) {
 160                 selectMenuItem(item);
 161                 return true;
 162             }
 163         });
 164         popupMenu.show();
 165
 166     }
 167
 168     protected void selectMenuItem(MenuItem item) {
 169         ImageFilterDraw filter = (ImageFilterDraw) mImageShow.getCurrentFilter();
 170         FilterDrawRepresentation rep = getDrawRep();
 171         if (rep == null) {
 172             return;
 173         }
 174
 175         switch (item.getItemId()) {
 176             case R.id.draw_menu_clear:
 177                 clearDrawing();
 178                 break;
 179             case R.id.draw_menu_size:
 180                 rep.setPramMode(FilterDrawRepresentation.PARAM_SIZE);
 181                 break;
 182             case R.id.draw_menu_style:
 183                 rep.setPramMode(FilterDrawRepresentation.PARAM_STYLE);
 184                 break;
 185             case R.id.draw_menu_color:
 186                 rep.setPramMode(FilterDrawRepresentation.PARAM_COLOR);
 187                 break;
 188         }
 189         if (item.getItemId() != R.id.draw_menu_clear) {
 190             mParameterString = item.getTitle().toString();
 191         }
 192         if (mControl instanceof ColorChooser) {
 193             ColorChooser c = (ColorChooser) mControl;
 194             mBasColors = c.getColorSet();
 195         }
 196         control(rep.getCurrentParam(), mEditControl);
 197         if (mControl instanceof ColorChooser) {
 198             ColorChooser c = (ColorChooser) mControl;
 199             c.setColorSet(mBasColors);
 200         }
 201         mControl.updateUI();
 202         mView.invalidate();
 203     }
 204
 205     public void clearDrawing(){
 206         ImageDraw idraw = (ImageDraw) mImageShow;
 207         idraw.resetParameter();
 208         commitLocalRepresentation();
 209     }
 210
 211     @Override
 212     public void setUtilityPanelUI(View actionButton, View editControl) {
 213         if (ParametricEditor.useCompact(mContext)) {
 214             super.setUtilityPanelUI(actionButton, editControl);
 215             return;
 216         }
 217         mSeekBar = (SeekBar) editControl.findViewById(R.id.primarySeekBar);
 218         if (mSeekBar != null) {
 219             mSeekBar.setVisibility(View.GONE);
 220         }
 221         LayoutInflater inflater =
 222                 (LayoutInflater) mContext.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
 223         LinearLayout lp = (LinearLayout) inflater.inflate(
 224                 R.layout.filtershow_draw_ui, (ViewGroup) editControl, true);
 225
 226         mTabletUI = new EditorDrawTabletUI(this, mContext, lp);
 227
 228     }
 229
 230     FilterDrawRepresentation getDrawRep() {
 231         FilterRepresentation rep = getLocalRepresentation();
 232         if (rep instanceof FilterDrawRepresentation) {
 233             return (FilterDrawRepresentation) rep;
 234         }
 235         return null;
 236     }
 237
 238     @Override
 239     public void computeIcon(int index, BitmapCaller caller) {
 240         Bitmap bitmap = BitmapFactory.decodeResource(mContext.getResources(), brushIcons[index]);
 241         caller.available(bitmap);
 242     }
 243
 244     public int getBrushIcon(int type) {
 245         return brushIcons[type];
 246     }
 247
 248 }