Michael Kolb | 8872c23 | 2013-01-29 10:33:22 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2012 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.camera; |
| 18 | |
Doris Liu | 753bb8a | 2013-03-14 21:01:35 -0700 | [diff] [blame] | 19 | import android.app.Activity; |
Michael Kolb | 8872c23 | 2013-01-29 10:33:22 -0800 | [diff] [blame] | 20 | import android.graphics.drawable.Drawable; |
| 21 | import android.util.Log; |
| 22 | |
| 23 | import com.android.camera.CameraPreference.OnPreferenceChangedListener; |
| 24 | import com.android.camera.drawable.TextDrawable; |
| 25 | import com.android.camera.ui.PieItem; |
| 26 | import com.android.camera.ui.PieItem.OnClickListener; |
| 27 | import com.android.camera.ui.PieRenderer; |
| 28 | |
| 29 | import java.util.ArrayList; |
| 30 | import java.util.HashMap; |
| 31 | import java.util.List; |
| 32 | import java.util.Map; |
| 33 | |
| 34 | public class PieController { |
| 35 | |
| 36 | private static String TAG = "CAM_piecontrol"; |
| 37 | |
| 38 | protected static final int MODE_PHOTO = 0; |
| 39 | protected static final int MODE_VIDEO = 1; |
| 40 | |
Doris Liu | 753bb8a | 2013-03-14 21:01:35 -0700 | [diff] [blame] | 41 | protected static float CENTER = (float) Math.PI / 2; |
| 42 | protected static final float SWEEP = 0.06f; |
| 43 | |
| 44 | protected Activity mActivity; |
Michael Kolb | 8872c23 | 2013-01-29 10:33:22 -0800 | [diff] [blame] | 45 | protected PreferenceGroup mPreferenceGroup; |
| 46 | protected OnPreferenceChangedListener mListener; |
| 47 | protected PieRenderer mRenderer; |
| 48 | private List<IconListPreference> mPreferences; |
| 49 | private Map<IconListPreference, PieItem> mPreferenceMap; |
| 50 | private Map<IconListPreference, String> mOverrides; |
| 51 | |
| 52 | public void setListener(OnPreferenceChangedListener listener) { |
| 53 | mListener = listener; |
| 54 | } |
| 55 | |
Doris Liu | 753bb8a | 2013-03-14 21:01:35 -0700 | [diff] [blame] | 56 | public PieController(Activity activity, PieRenderer pie) { |
Michael Kolb | 8872c23 | 2013-01-29 10:33:22 -0800 | [diff] [blame] | 57 | mActivity = activity; |
| 58 | mRenderer = pie; |
| 59 | mPreferences = new ArrayList<IconListPreference>(); |
| 60 | mPreferenceMap = new HashMap<IconListPreference, PieItem>(); |
| 61 | mOverrides = new HashMap<IconListPreference, String>(); |
| 62 | } |
| 63 | |
| 64 | public void initialize(PreferenceGroup group) { |
| 65 | mRenderer.clearItems(); |
Doris Liu | 1ce28c9 | 2013-04-18 17:14:51 -0700 | [diff] [blame] | 66 | mPreferenceMap.clear(); |
Michael Kolb | 8872c23 | 2013-01-29 10:33:22 -0800 | [diff] [blame] | 67 | setPreferenceGroup(group); |
| 68 | } |
| 69 | |
| 70 | public void onSettingChanged(ListPreference pref) { |
| 71 | if (mListener != null) { |
| 72 | mListener.onSharedPreferenceChanged(); |
| 73 | } |
| 74 | } |
| 75 | |
| 76 | protected void setCameraId(int cameraId) { |
| 77 | ListPreference pref = mPreferenceGroup.findPreference(CameraSettings.KEY_CAMERA_ID); |
| 78 | pref.setValue("" + cameraId); |
| 79 | } |
| 80 | |
| 81 | protected PieItem makeItem(int resId) { |
| 82 | // We need a mutable version as we change the alpha |
| 83 | Drawable d = mActivity.getResources().getDrawable(resId).mutate(); |
| 84 | return new PieItem(d, 0); |
| 85 | } |
| 86 | |
| 87 | protected PieItem makeItem(CharSequence value) { |
| 88 | TextDrawable drawable = new TextDrawable(mActivity.getResources(), value); |
| 89 | return new PieItem(drawable, 0); |
| 90 | } |
| 91 | |
Michael Kolb | b7c4999 | 2013-04-30 09:23:23 -0700 | [diff] [blame^] | 92 | public PieItem makeItem(String prefKey) { |
Michael Kolb | 8872c23 | 2013-01-29 10:33:22 -0800 | [diff] [blame] | 93 | final IconListPreference pref = |
| 94 | (IconListPreference) mPreferenceGroup.findPreference(prefKey); |
Michael Kolb | 3bc96b2 | 2013-03-12 10:24:42 -0700 | [diff] [blame] | 95 | if (pref == null) return null; |
Michael Kolb | 8872c23 | 2013-01-29 10:33:22 -0800 | [diff] [blame] | 96 | int[] iconIds = pref.getLargeIconIds(); |
| 97 | int resid = -1; |
| 98 | if (!pref.getUseSingleIcon() && iconIds != null) { |
| 99 | // Each entry has a corresponding icon. |
| 100 | int index = pref.findIndexOfValue(pref.getValue()); |
| 101 | resid = iconIds[index]; |
| 102 | } else { |
| 103 | // The preference only has a single icon to represent it. |
| 104 | resid = pref.getSingleIcon(); |
| 105 | } |
| 106 | PieItem item = makeItem(resid); |
Michael Kolb | 10f4ba0 | 2013-04-10 08:50:51 -0700 | [diff] [blame] | 107 | item.setLabel(pref.getTitle().toUpperCase()); |
Michael Kolb | 8872c23 | 2013-01-29 10:33:22 -0800 | [diff] [blame] | 108 | mPreferences.add(pref); |
| 109 | mPreferenceMap.put(pref, item); |
| 110 | int nOfEntries = pref.getEntries().length; |
| 111 | if (nOfEntries > 1) { |
| 112 | for (int i = 0; i < nOfEntries; i++) { |
| 113 | PieItem inner = null; |
| 114 | if (iconIds != null) { |
| 115 | inner = makeItem(iconIds[i]); |
| 116 | } else { |
| 117 | inner = makeItem(pref.getEntries()[i]); |
| 118 | } |
Michael Kolb | 10f4ba0 | 2013-04-10 08:50:51 -0700 | [diff] [blame] | 119 | inner.setLabel(pref.getLabels()[i]); |
Michael Kolb | 8872c23 | 2013-01-29 10:33:22 -0800 | [diff] [blame] | 120 | item.addItem(inner); |
| 121 | final int index = i; |
| 122 | inner.setOnClickListener(new OnClickListener() { |
| 123 | @Override |
| 124 | public void onClick(PieItem item) { |
| 125 | pref.setValueIndex(index); |
| 126 | reloadPreference(pref); |
| 127 | onSettingChanged(pref); |
| 128 | } |
| 129 | }); |
| 130 | } |
| 131 | } |
Michael Kolb | 3bc96b2 | 2013-03-12 10:24:42 -0700 | [diff] [blame] | 132 | return item; |
| 133 | } |
| 134 | |
Michael Kolb | b7c4999 | 2013-04-30 09:23:23 -0700 | [diff] [blame^] | 135 | public PieItem makeSwitchItem(final String prefKey, boolean addListener) { |
Michael Kolb | 25c0ec4 | 2013-04-18 12:31:10 -0700 | [diff] [blame] | 136 | final IconListPreference pref = |
| 137 | (IconListPreference) mPreferenceGroup.findPreference(prefKey); |
| 138 | if (pref == null) return null; |
| 139 | int[] iconIds = pref.getLargeIconIds(); |
| 140 | int resid = -1; |
| 141 | int index = pref.findIndexOfValue(pref.getValue()); |
| 142 | if (!pref.getUseSingleIcon() && iconIds != null) { |
| 143 | // Each entry has a corresponding icon. |
| 144 | resid = iconIds[index]; |
| 145 | } else { |
| 146 | // The preference only has a single icon to represent it. |
| 147 | resid = pref.getSingleIcon(); |
| 148 | } |
| 149 | PieItem item = makeItem(resid); |
Michael Kolb | 25c0ec4 | 2013-04-18 12:31:10 -0700 | [diff] [blame] | 150 | item.setLabel(pref.getLabels()[index]); |
| 151 | item.setImageResource(mActivity, resid); |
| 152 | mPreferences.add(pref); |
| 153 | mPreferenceMap.put(pref, item); |
| 154 | if (addListener) { |
| 155 | final PieItem fitem = item; |
| 156 | item.setOnClickListener(new OnClickListener() { |
| 157 | @Override |
| 158 | public void onClick(PieItem item) { |
| 159 | IconListPreference pref = (IconListPreference) mPreferenceGroup |
| 160 | .findPreference(prefKey); |
| 161 | int index = pref.findIndexOfValue(pref.getValue()); |
| 162 | CharSequence[] values = pref.getEntryValues(); |
| 163 | index = (index + 1) % values.length; |
| 164 | pref.setValueIndex(index); |
| 165 | fitem.setLabel(pref.getLabels()[index]); |
| 166 | fitem.setImageResource(mActivity, |
| 167 | ((IconListPreference) pref).getLargeIconIds()[index]); |
| 168 | reloadPreference(pref); |
| 169 | onSettingChanged(pref); |
| 170 | } |
| 171 | }); |
| 172 | } |
| 173 | return item; |
| 174 | } |
| 175 | |
| 176 | |
Michael Kolb | 3bc96b2 | 2013-03-12 10:24:42 -0700 | [diff] [blame] | 177 | public PieItem makeDialItem(ListPreference pref, int iconId, float center, float sweep) { |
| 178 | PieItem item = makeItem(iconId); |
| 179 | return item; |
| 180 | } |
| 181 | |
Michael Kolb | b7c4999 | 2013-04-30 09:23:23 -0700 | [diff] [blame^] | 182 | public void addItem(String prefKey) { |
| 183 | PieItem item = makeItem(prefKey); |
Michael Kolb | 3bc96b2 | 2013-03-12 10:24:42 -0700 | [diff] [blame] | 184 | mRenderer.addItem(item); |
Michael Kolb | 8872c23 | 2013-01-29 10:33:22 -0800 | [diff] [blame] | 185 | } |
| 186 | |
Michael Kolb | 25c0ec4 | 2013-04-18 12:31:10 -0700 | [diff] [blame] | 187 | public void updateItem(PieItem item, String prefKey) { |
| 188 | IconListPreference pref = (IconListPreference) mPreferenceGroup |
| 189 | .findPreference(prefKey); |
| 190 | if (pref != null) { |
| 191 | int index = pref.findIndexOfValue(pref.getValue()); |
| 192 | item.setLabel(pref.getLabels()[index]); |
| 193 | item.setImageResource(mActivity, |
| 194 | ((IconListPreference) pref).getLargeIconIds()[index]); |
| 195 | } |
| 196 | } |
| 197 | |
Michael Kolb | 8872c23 | 2013-01-29 10:33:22 -0800 | [diff] [blame] | 198 | public void setPreferenceGroup(PreferenceGroup group) { |
| 199 | mPreferenceGroup = group; |
| 200 | } |
| 201 | |
| 202 | public void reloadPreferences() { |
| 203 | mPreferenceGroup.reloadValue(); |
| 204 | for (IconListPreference pref : mPreferenceMap.keySet()) { |
| 205 | reloadPreference(pref); |
| 206 | } |
| 207 | } |
| 208 | |
| 209 | private void reloadPreference(IconListPreference pref) { |
| 210 | if (pref.getUseSingleIcon()) return; |
| 211 | PieItem item = mPreferenceMap.get(pref); |
| 212 | String overrideValue = mOverrides.get(pref); |
| 213 | int[] iconIds = pref.getLargeIconIds(); |
| 214 | if (iconIds != null) { |
| 215 | // Each entry has a corresponding icon. |
| 216 | int index; |
| 217 | if (overrideValue == null) { |
| 218 | index = pref.findIndexOfValue(pref.getValue()); |
| 219 | } else { |
| 220 | index = pref.findIndexOfValue(overrideValue); |
| 221 | if (index == -1) { |
| 222 | // Avoid the crash if camera driver has bugs. |
| 223 | Log.e(TAG, "Fail to find override value=" + overrideValue); |
| 224 | pref.print(); |
| 225 | return; |
| 226 | } |
| 227 | } |
| 228 | item.setImageResource(mActivity, iconIds[index]); |
| 229 | } else { |
| 230 | // The preference only has a single icon to represent it. |
| 231 | item.setImageResource(mActivity, pref.getSingleIcon()); |
| 232 | } |
| 233 | } |
| 234 | |
| 235 | // Scene mode may override other camera settings (ex: flash mode). |
| 236 | public void overrideSettings(final String ... keyvalues) { |
| 237 | if (keyvalues.length % 2 != 0) { |
| 238 | throw new IllegalArgumentException(); |
| 239 | } |
| 240 | for (IconListPreference pref : mPreferenceMap.keySet()) { |
| 241 | override(pref, keyvalues); |
| 242 | } |
| 243 | } |
| 244 | |
| 245 | private void override(IconListPreference pref, final String ... keyvalues) { |
| 246 | mOverrides.remove(pref); |
| 247 | for (int i = 0; i < keyvalues.length; i += 2) { |
| 248 | String key = keyvalues[i]; |
| 249 | String value = keyvalues[i + 1]; |
| 250 | if (key.equals(pref.getKey())) { |
| 251 | mOverrides.put(pref, value); |
| 252 | PieItem item = mPreferenceMap.get(pref); |
| 253 | item.setEnabled(value == null); |
| 254 | break; |
| 255 | } |
| 256 | } |
| 257 | reloadPreference(pref); |
| 258 | } |
| 259 | } |