2 * Copyright (C) 2012 The Android Open Source Project
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
8 * http://www.apache.org/licenses/LICENSE-2.0
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.
17 package com.android.gallery3d.filtershow.editors;
19 import android.content.Context;
20 import android.util.AttributeSet;
21 import android.util.Log;
22 import android.view.LayoutInflater;
23 import android.view.Menu;
24 import android.view.MenuItem;
25 import android.view.View;
26 import android.view.ViewGroup;
27 import android.widget.Button;
28 import android.widget.FrameLayout;
29 import android.widget.LinearLayout;
30 import android.widget.PopupMenu;
31 import android.widget.SeekBar;
32 import android.widget.SeekBar.OnSeekBarChangeListener;
34 import com.android.gallery3d.R;
35 import com.android.gallery3d.filtershow.cache.ImageLoader;
36 import com.android.gallery3d.filtershow.controller.Control;
37 import com.android.gallery3d.filtershow.filters.FilterRepresentation;
38 import com.android.gallery3d.filtershow.imageshow.ImageShow;
39 import com.android.gallery3d.filtershow.imageshow.MasterImage;
40 import com.android.gallery3d.filtershow.presets.ImagePreset;
43 * Base class for Editors Must contain a mImageShow and a top level view
45 public class Editor implements OnSeekBarChangeListener, SwapButton.SwapButtonListener {
46 protected Context mContext;
48 protected ImageShow mImageShow;
49 protected FrameLayout mFrameLayout;
50 protected SeekBar mSeekBar;
52 protected Button mFilterTitle;
54 private final String LOGTAG = "Editor";
55 protected FilterRepresentation mLocalRepresentation = null;
56 protected byte mShowParameter = SHOW_VALUE_UNDEFINED;
57 private Button mButton;
58 public static byte SHOW_VALUE_UNDEFINED = -1;
59 public static byte SHOW_VALUE_OFF = 0;
60 public static byte SHOW_VALUE_INT = 1;
62 public static void hackFixStrings(Menu menu) {
63 int count = menu.size();
64 for (int i = 0; i < count; i++) {
65 MenuItem item = menu.getItem(i);
66 item.setTitle(item.getTitle().toString().toUpperCase());
70 public String calculateUserMessage(Context context, String effectName, Object parameterValue) {
71 return effectName.toUpperCase() + " " + parameterValue;
74 protected Editor(int id) {
82 public byte showParameterValue() {
83 return mShowParameter;
86 public boolean showsSeekBar() {
90 public void setUpEditorUI(View actionButton, View editControl,
91 Button editTitle, Button stateButton) {
92 mEditTitle = editTitle;
93 mFilterTitle = stateButton;
96 setUtilityPanelUI(actionButton, editControl);
99 public boolean showsPopupIndicator() {
104 * @param actionButton the would be the area for menu etc
105 * @param editControl this is the black area for sliders etc
107 public void setUtilityPanelUI(View actionButton, View editControl) {
110 Context context = editControl.getContext();
111 LayoutInflater inflater =
112 (LayoutInflater) context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
113 LinearLayout lp = (LinearLayout) inflater.inflate(
114 R.layout.filtershow_seekbar, (ViewGroup) editControl, true);
115 mSeekBar = (SeekBar) lp.findViewById(R.id.primarySeekBar);
116 mSeekBar.setOnSeekBarChangeListener(this);
118 if (showsSeekBar()) {
119 mSeekBar.setOnSeekBarChangeListener(this);
120 mSeekBar.setVisibility(View.VISIBLE);
122 mSeekBar.setVisibility(View.INVISIBLE);
125 if (mButton != null) {
126 if (showsPopupIndicator()) {
127 mButton.setCompoundDrawablesRelativeWithIntrinsicBounds(0, 0,
128 R.drawable.filtershow_menu_marker, 0);
130 mButton.setCompoundDrawablesRelativeWithIntrinsicBounds(0, 0, 0, 0);
136 public void onProgressChanged(SeekBar sbar, int progress, boolean arg2) {
140 public void setPanel() {
144 public void createEditor(Context context,FrameLayout frameLayout) {
146 mFrameLayout = frameLayout;
147 mLocalRepresentation = null;
150 protected void unpack(int viewid, int layoutid) {
153 mView = mFrameLayout.findViewById(viewid);
155 LayoutInflater inflater = (LayoutInflater) mContext.getSystemService
156 (Context.LAYOUT_INFLATER_SERVICE);
157 mView = inflater.inflate(layoutid, mFrameLayout, false);
158 mFrameLayout.addView(mView, mView.getLayoutParams());
161 mImageShow = findImageShow(mView);
164 private ImageShow findImageShow(View view) {
165 if (view instanceof ImageShow) {
166 return (ImageShow) view;
168 if (!(view instanceof ViewGroup)) {
171 ViewGroup vg = (ViewGroup) view;
172 int n = vg.getChildCount();
173 for (int i = 0; i < n; i++) {
174 View v = vg.getChildAt(i);
175 if (v instanceof ImageShow) {
176 return (ImageShow) v;
177 } else if (v instanceof ViewGroup) {
178 return findImageShow(v);
184 public View getTopLevelView() {
188 public ImageShow getImageShow() {
192 public void setImageLoader(ImageLoader imageLoader) {
193 mImageShow.setImageLoader(imageLoader);
196 public void setVisibility(int visible) {
197 mView.setVisibility(visible);
200 public FilterRepresentation getLocalRepresentation() {
201 if (mLocalRepresentation == null) {
202 ImagePreset preset = MasterImage.getImage().getPreset();
203 FilterRepresentation filterRepresentation = MasterImage.getImage().getCurrentFilterRepresentation();
204 mLocalRepresentation = preset.getFilterRepresentationCopyFrom(filterRepresentation);
205 if (mShowParameter == SHOW_VALUE_UNDEFINED) {
206 boolean show = filterRepresentation.showParameterValue();
207 mShowParameter = show ? SHOW_VALUE_INT : SHOW_VALUE_OFF;
211 return mLocalRepresentation;
214 public void commitLocalRepresentation() {
215 ImagePreset preset = MasterImage.getImage().getPreset();
216 preset.updateFilterRepresentation(getLocalRepresentation());
217 if (mButton != null) {
222 protected void updateText() {
224 if (mLocalRepresentation != null) {
225 s = mContext.getString(mLocalRepresentation.getTextId());
227 mButton.setText(calculateUserMessage(mContext, s, ""));
231 * called after the filter is set and the select is called
233 public void reflectCurrentFilter() {
234 mLocalRepresentation = null;
235 FilterRepresentation representation = getLocalRepresentation();
236 if (representation != null && mFilterTitle != null && representation.getTextId() != 0) {
237 String text = mContext.getString(representation.getTextId()).toUpperCase();
238 mFilterTitle.setText(text);
243 public boolean useUtilityPanel() {
247 public void openUtilityPanel(LinearLayout mAccessoryViewList) {
249 if (mImageShow != null) {
250 mImageShow.openUtilityPanel(mAccessoryViewList);
254 protected void setMenuIcon(boolean on) {
255 mEditTitle.setCompoundDrawablesRelativeWithIntrinsicBounds(
256 0, 0, on ? R.drawable.filtershow_menu_marker : 0, 0);
259 protected void createMenu(int[] strId, View button) {
260 PopupMenu pmenu = new PopupMenu(mContext, button);
261 Menu menu = pmenu.getMenu();
262 for (int i = 0; i < strId.length; i++) {
263 menu.add(Menu.NONE, Menu.FIRST + i, 0, mContext.getString(strId[i]));
269 public Control[] getControls() {
273 public void onStartTrackingTouch(SeekBar arg0) {
278 public void onStopTrackingTouch(SeekBar arg0) {
283 public void swapLeft(MenuItem item) {
288 public void swapRight(MenuItem item) {
292 public void detach() {