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.category; 18 19 import android.os.Bundle; 20 import androidx.fragment.app.Fragment; 21 import androidx.fragment.app.FragmentTransaction; 22 import android.view.LayoutInflater; 23 import android.view.View; 24 import android.view.ViewGroup; 25 import android.widget.ImageButton; 26 import android.widget.LinearLayout; 27 28 import com.android.gallery3d.R; 29 import com.android.gallery3d.filtershow.FilterShowActivity; 30 import com.android.gallery3d.filtershow.imageshow.MasterImage; 31 import com.android.gallery3d.filtershow.state.StatePanel; 32 33 public class MainPanel extends Fragment { 34 35 private static final String LOGTAG = "MainPanel"; 36 37 private LinearLayout mMainView; 38 private ImageButton looksButton; 39 private ImageButton bordersButton; 40 private ImageButton geometryButton; 41 private ImageButton filtersButton; 42 43 public static final String FRAGMENT_TAG = "MainPanel"; 44 public static final int LOOKS = 0; 45 public static final int BORDERS = 1; 46 public static final int GEOMETRY = 2; 47 public static final int FILTERS = 3; 48 public static final int VERSIONS = 4; 49 50 private int mCurrentSelected = -1; 51 private int mPreviousToggleVersions = -1; 52 53 private void selection(int position, boolean value) { 54 if (value) { 55 FilterShowActivity activity = (FilterShowActivity) getActivity(); 56 activity.setCurrentPanel(position); 57 } 58 switch (position) { 59 case LOOKS: { 60 looksButton.setSelected(value); 61 break; 62 } 63 case BORDERS: { 64 bordersButton.setSelected(value); 65 break; 66 } 67 case GEOMETRY: { 68 geometryButton.setSelected(value); 69 break; 70 } 71 case FILTERS: { 72 filtersButton.setSelected(value); 73 break; 74 } 75 } 76 } 77 78 @Override 79 public void onDestroyView() { 80 super.onDestroyView(); 81 if (mMainView != null) { 82 if (mMainView.getParent() != null) { 83 ViewGroup parent = (ViewGroup) mMainView.getParent(); 84 parent.removeView(mMainView); 85 } 86 } 87 } 88 89 @Override 90 public View onCreateView(LayoutInflater inflater, ViewGroup container, 91 Bundle savedInstanceState) { 92 93 mMainView = (LinearLayout) inflater.inflate( 94 R.layout.filtershow_main_panel, null, false); 95 96 looksButton = (ImageButton) mMainView.findViewById(R.id.fxButton); 97 bordersButton = (ImageButton) mMainView.findViewById(R.id.borderButton); 98 geometryButton = (ImageButton) mMainView.findViewById(R.id.geometryButton); 99 filtersButton = (ImageButton) mMainView.findViewById(R.id.colorsButton); 100 101 looksButton.setOnClickListener(new View.OnClickListener() { 102 @Override 103 public void onClick(View v) { 104 showPanel(LOOKS); 105 } 106 }); 107 bordersButton.setOnClickListener(new View.OnClickListener() { 108 @Override 109 public void onClick(View v) { 110 showPanel(BORDERS); 111 } 112 }); 113 geometryButton.setOnClickListener(new View.OnClickListener() { 114 @Override 115 public void onClick(View v) { 116 showPanel(GEOMETRY); 117 } 118 }); 119 filtersButton.setOnClickListener(new View.OnClickListener() { 120 @Override 121 public void onClick(View v) { 122 showPanel(FILTERS); 123 } 124 }); 125 126 FilterShowActivity activity = (FilterShowActivity) getActivity(); 127 showImageStatePanel(activity.isShowingImageStatePanel()); 128 showPanel(activity.getCurrentPanel()); 129 return mMainView; 130 } 131 132 private boolean isRightAnimation(int newPos) { 133 if (newPos < mCurrentSelected) { 134 return false; 135 } 136 return true; 137 } 138 139 private void setCategoryFragment(CategoryPanel category, boolean fromRight) { 140 FragmentTransaction transaction = getChildFragmentManager().beginTransaction(); 141 if (fromRight) { 142 transaction.setCustomAnimations(R.anim.slide_in_right, R.anim.slide_out_right); 143 } else { 144 transaction.setCustomAnimations(R.anim.slide_in_left, R.anim.slide_out_left); 145 } 146 transaction.replace(R.id.category_panel_container, category, CategoryPanel.FRAGMENT_TAG); 147 transaction.commitAllowingStateLoss(); 148 } 149 150 public void loadCategoryLookPanel(boolean force) { 151 if (!force && mCurrentSelected == LOOKS) { 152 return; 153 } 154 boolean fromRight = isRightAnimation(LOOKS); 155 selection(mCurrentSelected, false); 156 CategoryPanel categoryPanel = new CategoryPanel(); 157 categoryPanel.setAdapter(LOOKS); 158 setCategoryFragment(categoryPanel, fromRight); 159 mCurrentSelected = LOOKS; 160 selection(mCurrentSelected, true); 161 } 162 163 public void loadCategoryBorderPanel() { 164 if (mCurrentSelected == BORDERS) { 165 return; 166 } 167 boolean fromRight = isRightAnimation(BORDERS); 168 selection(mCurrentSelected, false); 169 CategoryPanel categoryPanel = new CategoryPanel(); 170 categoryPanel.setAdapter(BORDERS); 171 setCategoryFragment(categoryPanel, fromRight); 172 mCurrentSelected = BORDERS; 173 selection(mCurrentSelected, true); 174 } 175 176 public void loadCategoryGeometryPanel() { 177 if (mCurrentSelected == GEOMETRY) { 178 return; 179 } 180 if (MasterImage.getImage().hasTinyPlanet()) { 181 return; 182 } 183 boolean fromRight = isRightAnimation(GEOMETRY); 184 selection(mCurrentSelected, false); 185 CategoryPanel categoryPanel = new CategoryPanel(); 186 categoryPanel.setAdapter(GEOMETRY); 187 setCategoryFragment(categoryPanel, fromRight); 188 mCurrentSelected = GEOMETRY; 189 selection(mCurrentSelected, true); 190 } 191 192 public void loadCategoryFiltersPanel() { 193 if (mCurrentSelected == FILTERS) { 194 return; 195 } 196 boolean fromRight = isRightAnimation(FILTERS); 197 selection(mCurrentSelected, false); 198 CategoryPanel categoryPanel = new CategoryPanel(); 199 categoryPanel.setAdapter(FILTERS); 200 setCategoryFragment(categoryPanel, fromRight); 201 mCurrentSelected = FILTERS; 202 selection(mCurrentSelected, true); 203 } 204 205 public void loadCategoryVersionsPanel() { 206 if (mCurrentSelected == VERSIONS) { 207 return; 208 } 209 FilterShowActivity activity = (FilterShowActivity) getActivity(); 210 activity.updateVersions(); 211 boolean fromRight = isRightAnimation(VERSIONS); 212 selection(mCurrentSelected, false); 213 CategoryPanel categoryPanel = new CategoryPanel(); 214 categoryPanel.setAdapter(VERSIONS); 215 setCategoryFragment(categoryPanel, fromRight); 216 mCurrentSelected = VERSIONS; 217 selection(mCurrentSelected, true); 218 } 219 220 public void showPanel(int currentPanel) { 221 switch (currentPanel) { 222 case LOOKS: { 223 loadCategoryLookPanel(false); 224 break; 225 } 226 case BORDERS: { 227 loadCategoryBorderPanel(); 228 break; 229 } 230 case GEOMETRY: { 231 loadCategoryGeometryPanel(); 232 break; 233 } 234 case FILTERS: { 235 loadCategoryFiltersPanel(); 236 break; 237 } 238 case VERSIONS: { 239 loadCategoryVersionsPanel(); 240 break; 241 } 242 } 243 } 244 245 public void setToggleVersionsPanelButton(ImageButton button) { 246 if (button == null) { 247 return; 248 } 249 button.setOnClickListener(new View.OnClickListener() { 250 @Override 251 public void onClick(View v) { 252 if (mCurrentSelected == VERSIONS) { 253 showPanel(mPreviousToggleVersions); 254 } else { 255 mPreviousToggleVersions = mCurrentSelected; 256 showPanel(VERSIONS); 257 } 258 } 259 }); 260 } 261 262 public void showImageStatePanel(boolean show) { 263 View container = mMainView.findViewById(R.id.state_panel_container); 264 FragmentTransaction transaction = null; 265 if (container == null) { 266 FilterShowActivity activity = (FilterShowActivity) getActivity(); 267 container = activity.getMainStatePanelContainer(R.id.state_panel_container); 268 } else { 269 transaction = getChildFragmentManager().beginTransaction(); 270 } 271 if (container == null) { 272 return; 273 } else { 274 transaction = getFragmentManager().beginTransaction(); 275 } 276 int currentPanel = mCurrentSelected; 277 if (show) { 278 container.setVisibility(View.VISIBLE); 279 StatePanel statePanel = new StatePanel(); 280 statePanel.setMainPanel(this); 281 FilterShowActivity activity = (FilterShowActivity) getActivity(); 282 activity.updateVersions(); 283 transaction.replace(R.id.state_panel_container, statePanel, StatePanel.FRAGMENT_TAG); 284 } else { 285 container.setVisibility(View.GONE); 286 Fragment statePanel = getChildFragmentManager().findFragmentByTag(StatePanel.FRAGMENT_TAG); 287 if (statePanel != null) { 288 transaction.remove(statePanel); 289 } 290 if (currentPanel == VERSIONS) { 291 currentPanel = LOOKS; 292 } 293 } 294 mCurrentSelected = -1; 295 showPanel(currentPanel); 296 transaction.commit(); 297 } 298 } 299
