FilterShowActivity.java revision 5300e0c54110d67f85fdb2ee9c90be58f50ca4ac 
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
17package com.android.gallery3d.filtershow;
18
19import android.app.ActionBar;
20import android.app.Activity;
21import android.app.ProgressDialog;
22import android.app.WallpaperManager;
23import android.content.ContentValues;
24import android.content.Context;
25import android.content.Intent;
26import android.content.res.Configuration;
27import android.content.res.Resources;
28import android.graphics.Bitmap;
29import android.graphics.BitmapFactory;
30import android.graphics.Color;
31import android.graphics.Point;
32import android.graphics.drawable.Drawable;
33import android.net.Uri;
34import android.os.AsyncTask;
35import android.os.Bundle;
36import android.provider.MediaStore;
37import android.util.DisplayMetrics;
38import android.util.Log;
39import android.util.TypedValue;
40import android.view.Display;
41import android.view.LayoutInflater;
42import android.view.Menu;
43import android.view.MenuItem;
44import android.view.View;
45import android.view.View.OnClickListener;
46import android.view.WindowManager;
47import android.widget.AdapterView;
48import android.widget.AdapterView.OnItemClickListener;
49import android.widget.FrameLayout;
50import android.widget.ImageButton;
51import android.widget.LinearLayout;
52import android.widget.ListView;
53import android.widget.ShareActionProvider;
54import android.widget.ShareActionProvider.OnShareTargetSelectedListener;
55import android.widget.Toast;
56
57import com.android.gallery3d.R;
58import com.android.gallery3d.data.LocalAlbum;
59import com.android.gallery3d.filtershow.cache.FilteringPipeline;
60import com.android.gallery3d.filtershow.cache.ImageLoader;
61import com.android.gallery3d.filtershow.editors.BasicEditor;
62import com.android.gallery3d.filtershow.editors.EditorCrop;
63import com.android.gallery3d.filtershow.editors.EditorDraw;
64import com.android.gallery3d.filtershow.editors.EditorFlip;
65import com.android.gallery3d.filtershow.editors.EditorInfo;
66import com.android.gallery3d.filtershow.editors.EditorManager;
67import com.android.gallery3d.filtershow.editors.EditorRedEye;
68import com.android.gallery3d.filtershow.editors.EditorRotate;
69import com.android.gallery3d.filtershow.editors.EditorStraighten;
70import com.android.gallery3d.filtershow.editors.EditorTinyPlanet;
71import com.android.gallery3d.filtershow.editors.ImageOnlyEditor;
72import com.android.gallery3d.filtershow.filters.FilterColorBorderRepresentation;
73import com.android.gallery3d.filtershow.filters.FilterFxRepresentation;
74import com.android.gallery3d.filtershow.filters.FilterImageBorderRepresentation;
75import com.android.gallery3d.filtershow.filters.FilterRepresentation;
76import com.android.gallery3d.filtershow.filters.FiltersManager;
77import com.android.gallery3d.filtershow.filters.ImageFilter;
78import com.android.gallery3d.filtershow.filters.ImageFilterBorder;
79import com.android.gallery3d.filtershow.filters.ImageFilterRS;
80import com.android.gallery3d.filtershow.imageshow.GeometryMetadata;
81import com.android.gallery3d.filtershow.imageshow.ImageCrop;
82import com.android.gallery3d.filtershow.imageshow.ImageShow;
83import com.android.gallery3d.filtershow.imageshow.ImageTinyPlanet;
84import com.android.gallery3d.filtershow.imageshow.ImageZoom;
85import com.android.gallery3d.filtershow.imageshow.MasterImage;
86import com.android.gallery3d.filtershow.presets.ImagePreset;
87import com.android.gallery3d.filtershow.provider.SharedImageProvider;
88import com.android.gallery3d.filtershow.tools.BitmapTask;
89import com.android.gallery3d.filtershow.tools.SaveCopyTask;
90import com.android.gallery3d.filtershow.ui.FilterIconButton;
91import com.android.gallery3d.filtershow.ui.FramedTextButton;
92import com.android.gallery3d.filtershow.ui.Spline;
93import com.android.gallery3d.util.GalleryUtils;
94
95import java.io.File;
96import java.io.IOException;
97import java.lang.ref.WeakReference;
98import java.util.Vector;
99
100public class FilterShowActivity extends Activity implements OnItemClickListener,
101        OnShareTargetSelectedListener {
102
103    // fields for supporting crop action
104    public static final String CROP_ACTION = "com.android.camera.action.CROP";
105    private CropExtras mCropExtras = null;
106    private String mAction = "";
107    MasterImage mMasterImage = null;
108
109    public static final String TINY_PLANET_ACTION = "com.android.camera.action.TINY_PLANET";
110    public static final String LAUNCH_FULLSCREEN = "launch-fullscreen";
111    public static final int MAX_BMAP_IN_INTENT = 990000;
112    private final PanelController mPanelController = new PanelController();
113    private ImageLoader mImageLoader = null;
114    private ImageShow mImageShow = null;
115    private ImageTinyPlanet mImageTinyPlanet = null;
116
117    private View mSaveButton = null;
118
119    private EditorPlaceHolder mEditorPlaceHolder = new EditorPlaceHolder(this);
120
121    private static final int SELECT_PICTURE = 1;
122    private static final String LOGTAG = "FilterShowActivity";
123    protected static final boolean ANIMATE_PANELS = true;
124    private static int mImageBorderSize = 4; // in percent
125
126    private boolean mShowingTinyPlanet = false;
127    private boolean mShowingHistoryPanel = false;
128    private boolean mShowingImageStatePanel = false;
129
130    private final Vector<ImageShow> mImageViews = new Vector<ImageShow>();
131
132    private ShareActionProvider mShareActionProvider;
133    private File mSharedOutputFile = null;
134
135    private boolean mSharingImage = false;
136
137    private WeakReference<ProgressDialog> mSavingProgressDialog;
138
139    private LoadBitmapTask mLoadBitmapTask;
140    private FilterIconButton mNullFxFilter;
141    private FilterIconButton mNullBorderFilter;
142    private int mIconSeedSize = 140;
143
144
145    @Override
146    public void onCreate(Bundle savedInstanceState) {
147        super.onCreate(savedInstanceState);
148
149        setupMasterImage();
150        setDefaultValues();
151        fillEditors();
152
153        loadXML();
154        if (getResources().getConfiguration().orientation
155                == Configuration.ORIENTATION_LANDSCAPE) {
156            mShowingImageStatePanel = true;
157        }
158
159        setDefaultPreset();
160
161        processIntent();
162    }
163
164    private void loadXML() {
165        setContentView(R.layout.filtershow_activity);
166
167        ActionBar actionBar = getActionBar();
168        actionBar.setDisplayOptions(ActionBar.DISPLAY_SHOW_CUSTOM);
169        actionBar.setCustomView(R.layout.filtershow_actionbar);
170
171        mSaveButton = actionBar.getCustomView();
172        mSaveButton.setOnClickListener(new OnClickListener() {
173            @Override
174            public void onClick(View view) {
175                saveImage();
176            }
177        });
178
179        mImageShow = (ImageShow) findViewById(R.id.imageShow);
180        mImageTinyPlanet = (ImageTinyPlanet) findViewById(R.id.imageTinyPlanet);
181        mImageViews.add(mImageShow);
182        mImageViews.add(mImageTinyPlanet);
183
184        setupEditors();
185
186        mEditorPlaceHolder.hide();
187
188        mImageShow.setImageLoader(mImageLoader);
189        mImageTinyPlanet.setImageLoader(mImageLoader);
190
191        mPanelController.clear();
192        mPanelController.setActivity(this);
193        mPanelController.setEditorPlaceHolder(mEditorPlaceHolder);
194
195        mPanelController.addImageView(findViewById(R.id.imageShow));
196        mPanelController.addImageView(findViewById(R.id.imageTinyPlanet));
197
198        mPanelController.addPanel(R.id.fxButton, R.id.fxList, 0);
199        mPanelController.addPanel(R.id.borderButton, R.id.bordersList, 1);
200        mPanelController.addPanel(R.id.geometryButton, R.id.geometryList, 2);
201        mPanelController.addPanel(R.id.colorsButton, R.id.colorsFxList, 3);
202
203        fillFx((LinearLayout) findViewById(R.id.listFilters), R.id.fxButton);
204        LoadBordersTask loadBorders = new LoadBordersTask((LinearLayout) findViewById(R.id.listBorders));
205        loadBorders.execute();
206        fillGeometry();
207        fillFilters();
208
209        mPanelController.addView(findViewById(R.id.applyEffect));
210
211        findViewById(R.id.resetOperationsButton).setOnClickListener(
212                createOnClickResetOperationsButton());
213
214        ListView operationsList = (ListView) findViewById(R.id.operationsList);
215        operationsList.setAdapter(mMasterImage.getHistory());
216        operationsList.setOnItemClickListener(this);
217
218        ListView imageStateList = (ListView) findViewById(R.id.imageStateList);
219        imageStateList.setAdapter(mMasterImage.getState());
220        mImageLoader.setAdapter(mMasterImage.getHistory());
221
222        mPanelController.setRowPanel(findViewById(R.id.secondRowPanel));
223        mPanelController.setUtilityPanel(this, findViewById(R.id.filterButtonsList),
224                findViewById(R.id.panelAccessoryViewList),
225                findViewById(R.id.applyEffect));
226
227        mPanelController.setCurrentPanel(R.id.fxButton);
228    }
229
230    private void fillPanel(Vector<FilterRepresentation> representations, int layoutId, int buttonId) {
231        ImageButton button = (ImageButton) findViewById(buttonId);
232        LinearLayout layout = (LinearLayout) findViewById(layoutId);
233
234        for (FilterRepresentation representation : representations) {
235            setupFilterRepresentationButton(representation, layout, button);
236        }
237    }
238
239    private void fillFilters() {
240        Vector<FilterRepresentation> filtersRepresentations = new Vector<FilterRepresentation>();
241        FiltersManager filtersManager = FiltersManager.getManager();
242        filtersManager.addEffects(filtersRepresentations);
243        fillPanel(filtersRepresentations, R.id.listColorsFx, R.id.colorsButton);
244    }
245
246    private void fillGeometry() {
247        Vector<FilterRepresentation> filtersRepresentations = new Vector<FilterRepresentation>();
248        FiltersManager filtersManager = FiltersManager.getManager();
249
250        GeometryMetadata geo = new GeometryMetadata();
251        int[] editorsId = geo.getEditorIds();
252        for (int i = 0; i < editorsId.length; i++) {
253            int editorId = editorsId[i];
254            GeometryMetadata geometry = new GeometryMetadata(geo);
255            geometry.setEditorId(editorId);
256            EditorInfo editorInfo = (EditorInfo) mEditorPlaceHolder.getEditor(editorId);
257            geometry.setTextId(editorInfo.getTextId());
258            geometry.setOverlayId(editorInfo.getOverlayId());
259            geometry.setOverlayOnly(editorInfo.getOverlayOnly());
260            filtersRepresentations.add(geometry);
261        }
262
263        filtersManager.addTools(filtersRepresentations);
264        fillPanel(filtersRepresentations, R.id.listGeometry, R.id.geometryButton);
265    }
266
267    private void processIntent() {
268        Intent intent = getIntent();
269        if (intent.getBooleanExtra(LAUNCH_FULLSCREEN, false)) {
270            getWindow().addFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN);
271        }
272
273        mAction = intent.getAction();
274
275        if (intent.getData() != null) {
276            startLoadBitmap(intent.getData());
277        } else {
278            pickImage();
279        }
280
281        // Handle behavior for various actions
282        if (mAction.equalsIgnoreCase(CROP_ACTION)) {
283            Bundle extras = intent.getExtras();
284            if (extras != null) {
285                mCropExtras = new CropExtras(extras.getInt(CropExtras.KEY_OUTPUT_X, 0),
286                        extras.getInt(CropExtras.KEY_OUTPUT_Y, 0),
287                        extras.getBoolean(CropExtras.KEY_SCALE, true) &&
288                                extras.getBoolean(CropExtras.KEY_SCALE_UP_IF_NEEDED, false),
289                        extras.getInt(CropExtras.KEY_ASPECT_X, 0),
290                        extras.getInt(CropExtras.KEY_ASPECT_Y, 0),
291                        extras.getBoolean(CropExtras.KEY_SET_AS_WALLPAPER, false),
292                        extras.getBoolean(CropExtras.KEY_RETURN_DATA, false),
293                        (Uri) extras.getParcelable(MediaStore.EXTRA_OUTPUT),
294                        extras.getString(CropExtras.KEY_OUTPUT_FORMAT),
295                        extras.getBoolean(CropExtras.KEY_SHOW_WHEN_LOCKED, false),
296                        extras.getFloat(CropExtras.KEY_SPOTLIGHT_X),
297                        extras.getFloat(CropExtras.KEY_SPOTLIGHT_Y));
298
299                if (mCropExtras.getShowWhenLocked()) {
300                    getWindow().addFlags(WindowManager.LayoutParams.FLAG_SHOW_WHEN_LOCKED);
301                }
302                mImageShow.getImagePreset().mGeoData.setCropExtras(mCropExtras);
303
304                // FIXME: moving to editors breaks the crop action
305                EditorCrop crop = (EditorCrop) mEditorPlaceHolder.getEditor(EditorCrop.ID);
306
307                crop.setExtras(mCropExtras);
308                String s = getString(R.string.Fixed);
309                crop.setAspectString(s);
310                crop.setCropActionFlag(true);
311                mPanelController.setFixedAspect(mCropExtras.getAspectX() > 0
312                        && mCropExtras.getAspectY() > 0);
313            }
314        }
315    }
316
317    private void setupEditors() {
318        mEditorPlaceHolder.setContainer((FrameLayout) findViewById(R.id.editorContainer));
319        EditorManager.addEditors(mEditorPlaceHolder);
320        mEditorPlaceHolder.setOldViews(mImageViews);
321        mEditorPlaceHolder.setImageLoader(mImageLoader);
322    }
323
324    private void fillEditors() {
325        mEditorPlaceHolder.addEditor(new EditorDraw());
326        mEditorPlaceHolder.addEditor(new BasicEditor());
327        mEditorPlaceHolder.addEditor(new ImageOnlyEditor());
328        mEditorPlaceHolder.addEditor(new EditorTinyPlanet());
329        mEditorPlaceHolder.addEditor(new EditorRedEye());
330        mEditorPlaceHolder.addEditor(new EditorCrop());
331        mEditorPlaceHolder.addEditor(new EditorFlip());
332        mEditorPlaceHolder.addEditor(new EditorRotate());
333        mEditorPlaceHolder.addEditor(new EditorStraighten());
334    }
335
336    private void setDefaultValues() {
337        ImageFilter.setActivityForMemoryToasts(this);
338        ImageFilterRS.setRenderScriptContext(this);
339
340        Resources res = getResources();
341        ImageFilterBorder filterBorder = (ImageFilterBorder) FiltersManager.getManager().getFilter(ImageFilterBorder.class);
342        filterBorder.setResources(res);
343
344        ImageShow.setDefaultBackgroundColor(res.getColor(R.color.background_screen));
345        // TODO: get those values from XML.
346        ImageZoom.setZoomedSize(getPixelsFromDip(256));
347        FramedTextButton.setTextSize((int) getPixelsFromDip(14));
348        FramedTextButton.setTrianglePadding((int) getPixelsFromDip(4));
349        FramedTextButton.setTriangleSize((int) getPixelsFromDip(10));
350        ImageShow.setTextSize((int) getPixelsFromDip(12));
351        ImageShow.setTextPadding((int) getPixelsFromDip(10));
352        ImageShow.setOriginalTextMargin((int) getPixelsFromDip(4));
353        ImageShow.setOriginalTextSize((int) getPixelsFromDip(18));
354        ImageShow.setOriginalText(res.getString(R.string.original_picture_text));
355        mIconSeedSize = res.getDimensionPixelSize(R.dimen.thumbnail_size);
356
357        Drawable curveHandle = res.getDrawable(R.drawable.camera_crop);
358        int curveHandleSize = (int) res.getDimension(R.dimen.crop_indicator_size);
359        Spline.setCurveHandle(curveHandle, curveHandleSize);
360        Spline.setCurveWidth((int) getPixelsFromDip(3));
361
362        ImageCrop.setAspectTextSize((int) getPixelsFromDip(18));
363        ImageCrop.setTouchTolerance((int) getPixelsFromDip(25));
364        ImageCrop.setMinCropSize((int) getPixelsFromDip(55));
365    }
366
367    private void startLoadBitmap(Uri uri) {
368        final View filters = findViewById(R.id.filtersPanel);
369        final View loading = findViewById(R.id.loading);
370        final View imageShow = findViewById(R.id.imageShow);
371        imageShow.setVisibility(View.INVISIBLE);
372        filters.setVisibility(View.INVISIBLE);
373        loading.setVisibility(View.VISIBLE);
374
375        View tinyPlanetView = findViewById(EditorTinyPlanet.ID);
376        if (tinyPlanetView != null) {
377            mShowingTinyPlanet = false;
378            tinyPlanetView.setVisibility(View.GONE);
379        }
380        mLoadBitmapTask = new LoadBitmapTask(tinyPlanetView);
381        mLoadBitmapTask.execute(uri);
382    }
383
384    private class LoadBordersTask extends AsyncTask<Void, Boolean, Boolean> {
385        Vector<FilterRepresentation> mBorders;
386        LinearLayout mList;
387
388        public LoadBordersTask(LinearLayout list) {
389            mList = list;
390            mBorders = new Vector<FilterRepresentation>();
391        }
392
393        @Override
394        protected Boolean doInBackground(Void... params) {
395            mBorders.add(new FilterImageBorderRepresentation(0));
396            mBorders.add(new FilterImageBorderRepresentation(R.drawable.filtershow_border_4x5));
397            mBorders.add(new FilterImageBorderRepresentation(R.drawable.filtershow_border_brush));
398            mBorders.add(new FilterImageBorderRepresentation(R.drawable.filtershow_border_grunge));
399            mBorders.add(new FilterImageBorderRepresentation(R.drawable.filtershow_border_sumi_e));
400            mBorders.add(new FilterImageBorderRepresentation(R.drawable.filtershow_border_tape));
401            mBorders.add(new FilterColorBorderRepresentation(Color.BLACK, mImageBorderSize, 0));
402            mBorders.add(new FilterColorBorderRepresentation(Color.BLACK, mImageBorderSize, mImageBorderSize));
403            mBorders.add(new FilterColorBorderRepresentation(Color.WHITE, mImageBorderSize, 0));
404            mBorders.add(new FilterColorBorderRepresentation(Color.WHITE, mImageBorderSize, mImageBorderSize));
405            int creamColor = Color.argb(255, 237, 237, 227);
406            mBorders.add(new FilterColorBorderRepresentation(creamColor, mImageBorderSize, 0));
407            mBorders.add(new FilterColorBorderRepresentation(creamColor, mImageBorderSize, mImageBorderSize));
408            return true;
409        }
410
411        @Override
412        protected void onPostExecute(Boolean result) {
413            if (!result) {
414                return;
415            }
416            for (int i = 0; i < mBorders.size(); i++) {
417                FilterRepresentation filter = mBorders.elementAt(i);
418                filter.setName(getString(R.string.borders));
419                if (i == 0) {
420                    filter.setName(getString(R.string.none));
421                }
422                ImageButton borderButton = (ImageButton) findViewById(R.id.borderButton);
423                FilterIconButton b = setupFilterRepresentationButton(filter, mList, borderButton);
424                if (i == 0) {
425                    mNullBorderFilter = b;
426                    mNullBorderFilter.setSelected(true);
427                }
428            }
429            fillButtonIcons();
430        }
431    }
432
433    private class LoadBitmapTask extends AsyncTask<Uri, Boolean, Boolean> {
434        View mTinyPlanetButton;
435        int mBitmapSize;
436
437        public LoadBitmapTask(View button) {
438            mTinyPlanetButton = button;
439            mBitmapSize = getScreenImageSize();
440        }
441
442        @Override
443        protected Boolean doInBackground(Uri... params) {
444            if (!mImageLoader.loadBitmap(params[0], mBitmapSize)) {
445                return false;
446            }
447            publishProgress(mImageLoader.queryLightCycle360());
448            return true;
449        }
450
451        @Override
452        protected void onProgressUpdate(Boolean... values) {
453            super.onProgressUpdate(values);
454            if (isCancelled()) {
455                return;
456            }
457            if (values[0]) {
458                mShowingTinyPlanet = true;
459                mTinyPlanetButton.setVisibility(View.VISIBLE);
460            }
461        }
462
463        @Override
464        protected void onPostExecute(Boolean result) {
465
466            if (isCancelled()) {
467                return;
468            }
469
470            if (!result) {
471                cannotLoadImage();
472            }
473
474            final View loading = findViewById(R.id.loading);
475            loading.setVisibility(View.GONE);
476            final View filters = findViewById(R.id.filtersPanel);
477            filters.setVisibility(View.VISIBLE);
478            if (PanelController.useAnimations()) {
479                float y = filters.getY();
480                filters.setY(y + filters.getHeight());
481                filters.animate().setDuration(600).y(y).withLayer().start();
482            }
483            final View imageShow = findViewById(R.id.imageShow);
484            imageShow.setVisibility(View.VISIBLE);
485
486            Bitmap largeBitmap = mImageLoader.getOriginalBitmapLarge();
487            FilteringPipeline pipeline = FilteringPipeline.getPipeline();
488            pipeline.setOriginal(largeBitmap);
489            float previewScale = (float) largeBitmap.getWidth() / (float) mImageLoader.getOriginalBounds().width();
490            pipeline.setPreviewScaleFactor(previewScale);
491
492            fillButtonIcons();
493            MasterImage.getImage().setOriginalGeometry(largeBitmap);
494            mLoadBitmapTask = null;
495
496            if (mAction == CROP_ACTION) {
497                mPanelController.showComponent(findViewById(EditorCrop.ID));
498            } else if (mAction == TINY_PLANET_ACTION) {
499                mPanelController.showComponent(findViewById(EditorTinyPlanet.ID));
500            }
501
502            super.onPostExecute(result);
503        }
504
505    }
506
507    private void fillButtonIcons() {
508        Bitmap bmap = mImageLoader.getOriginalBitmapSmall();
509        if (bmap != null && bmap.getWidth() > 0 && bmap.getHeight() > 0) {
510            float w = bmap.getWidth();
511            float h = bmap.getHeight();
512            float f = mIconSeedSize / Math.min(w, h);
513            w = w * f;
514            h = h * f;
515            bmap = Bitmap.createScaledBitmap(bmap, (int) w, (int) h, true);
516
517            LinearLayout listColors = (LinearLayout) findViewById(R.id.listColorsFx);
518            int num_colors_buttons = listColors.getChildCount();
519            for (int i = 0; i < num_colors_buttons; i++) {
520                FilterIconButton b = (FilterIconButton) listColors.getChildAt(i);
521                b.setIcon(bmap);
522            }
523
524            LinearLayout listFilters = (LinearLayout) findViewById(R.id.listFilters);
525            int num_filters_buttons = listFilters.getChildCount();
526            for (int i = 0; i < num_filters_buttons; i++) {
527                FilterIconButton b = (FilterIconButton) listFilters.getChildAt(i);
528                b.setIcon(bmap);
529            }
530
531            LinearLayout listBorders = (LinearLayout) findViewById(R.id.listBorders);
532            int num_borders_buttons = listBorders.getChildCount();
533            for (int i = 0; i < num_borders_buttons; i++) {
534                FilterIconButton b = (FilterIconButton) listBorders.getChildAt(i);
535                b.setIcon(bmap);
536            }
537
538        }
539    }
540
541    @Override
542    protected void onDestroy() {
543        if (mLoadBitmapTask != null) {
544            mLoadBitmapTask.cancel(false);
545        }
546        // TODO:  Using singletons is a bad design choice for many of these
547        // due static reference leaks and in general.  Please refactor.
548        MasterImage.reset();
549        FilteringPipeline.reset();
550        ImageFilter.resetStatics();
551        FiltersManager.reset();
552        super.onDestroy();
553    }
554
555    private int translateMainPanel(View viewPanel) {
556        int accessoryPanelWidth = viewPanel.getWidth();
557        int mainViewWidth = findViewById(R.id.mainView).getWidth();
558        int mainPanelWidth = mImageShow.getDisplayedImageBounds().width();
559        if (mainPanelWidth == 0) {
560            mainPanelWidth = mainViewWidth;
561        }
562        int filtersPanelWidth = findViewById(R.id.filtersPanel).getWidth();
563        if (mainPanelWidth < filtersPanelWidth) {
564            mainPanelWidth = filtersPanelWidth;
565        }
566        int leftOver = mainViewWidth - mainPanelWidth - accessoryPanelWidth;
567        if (leftOver < 0) {
568            return -accessoryPanelWidth;
569        }
570        return 0;
571    }
572
573    private int getScreenImageSize() {
574        DisplayMetrics metrics = new DisplayMetrics();
575        Display display = getWindowManager().getDefaultDisplay();
576        Point size = new Point();
577        display.getSize(size);
578        display.getMetrics(metrics);
579        int msize = Math.min(size.x, size.y);
580        return (133 * msize) / metrics.densityDpi;
581    }
582
583    private void showSavingProgress(String albumName) {
584        ProgressDialog progress;
585        if (mSavingProgressDialog != null) {
586            progress = mSavingProgressDialog.get();
587            if (progress != null) {
588                progress.show();
589                return;
590            }
591        }
592        // TODO: Allow cancellation of the saving process
593        String progressText;
594        if (albumName == null) {
595            progressText = getString(R.string.saving_image);
596        } else {
597            progressText = getString(R.string.filtershow_saving_image, albumName);
598        }
599        progress = ProgressDialog.show(this, "", progressText, true, false);
600        mSavingProgressDialog = new WeakReference<ProgressDialog>(progress);
601    }
602
603    private void hideSavingProgress() {
604        if (mSavingProgressDialog != null) {
605            ProgressDialog progress = mSavingProgressDialog.get();
606            if (progress != null)
607                progress.dismiss();
608        }
609    }
610
611    public void completeSaveImage(Uri saveUri) {
612        if (mSharingImage && mSharedOutputFile != null) {
613            // Image saved, we unblock the content provider
614            Uri uri = Uri.withAppendedPath(SharedImageProvider.CONTENT_URI,
615                    Uri.encode(mSharedOutputFile.getAbsolutePath()));
616            ContentValues values = new ContentValues();
617            values.put(SharedImageProvider.PREPARE, false);
618            getContentResolver().insert(uri, values);
619        }
620        setResult(RESULT_OK, new Intent().setData(saveUri));
621        hideSavingProgress();
622        finish();
623    }
624
625    @Override
626    public boolean onShareTargetSelected(ShareActionProvider arg0, Intent arg1) {
627        // First, let's tell the SharedImageProvider that it will need to wait
628        // for the image
629        Uri uri = Uri.withAppendedPath(SharedImageProvider.CONTENT_URI,
630                Uri.encode(mSharedOutputFile.getAbsolutePath()));
631        ContentValues values = new ContentValues();
632        values.put(SharedImageProvider.PREPARE, true);
633        getContentResolver().insert(uri, values);
634        mSharingImage = true;
635
636        // Process and save the image in the background.
637        showSavingProgress(null);
638        mImageShow.saveImage(this, mSharedOutputFile);
639        return true;
640    }
641
642    private Intent getDefaultShareIntent() {
643        Intent intent = new Intent(Intent.ACTION_SEND);
644        intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_WHEN_TASK_RESET);
645        intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
646        intent.setType(SharedImageProvider.MIME_TYPE);
647        mSharedOutputFile = SaveCopyTask.getNewFile(this, mImageLoader.getUri());
648        Uri uri = Uri.withAppendedPath(SharedImageProvider.CONTENT_URI,
649                Uri.encode(mSharedOutputFile.getAbsolutePath()));
650        intent.putExtra(Intent.EXTRA_STREAM, uri);
651        return intent;
652    }
653
654    @Override
655    public boolean onCreateOptionsMenu(Menu menu) {
656        getMenuInflater().inflate(R.menu.filtershow_activity_menu, menu);
657        MenuItem showHistory = menu.findItem(R.id.operationsButton);
658        if (mShowingHistoryPanel) {
659            showHistory.setTitle(R.string.hide_history_panel);
660        } else {
661            showHistory.setTitle(R.string.show_history_panel);
662        }
663        MenuItem showState = menu.findItem(R.id.showImageStateButton);
664        if (mShowingImageStatePanel) {
665            showState.setTitle(R.string.hide_imagestate_panel);
666        } else {
667            showState.setTitle(R.string.show_imagestate_panel);
668        }
669        mShareActionProvider = (ShareActionProvider) menu.findItem(R.id.menu_share)
670                .getActionProvider();
671        mShareActionProvider.setShareIntent(getDefaultShareIntent());
672        mShareActionProvider.setOnShareTargetSelectedListener(this);
673
674        MenuItem undoItem = menu.findItem(R.id.undoButton);
675        MenuItem redoItem = menu.findItem(R.id.redoButton);
676        MenuItem resetItem = menu.findItem(R.id.resetHistoryButton);
677        mMasterImage.getHistory().setMenuItems(undoItem, redoItem, resetItem);
678        return true;
679    }
680
681    @Override
682    public void onPause() {
683        super.onPause();
684        if (mShareActionProvider != null) {
685            mShareActionProvider.setOnShareTargetSelectedListener(null);
686        }
687    }
688
689    @Override
690    public void onResume() {
691        super.onResume();
692        if (mShareActionProvider != null) {
693            mShareActionProvider.setOnShareTargetSelectedListener(this);
694        }
695    }
696
697    @Override
698    public boolean onOptionsItemSelected(MenuItem item) {
699        switch (item.getItemId()) {
700            case R.id.undoButton: {
701                HistoryAdapter adapter = mMasterImage.getHistory();
702                int position = adapter.undo();
703                mMasterImage.onHistoryItemClick(position);
704                mImageShow.showToast("Undo");
705                invalidateViews();
706                return true;
707            }
708            case R.id.redoButton: {
709                HistoryAdapter adapter = mMasterImage.getHistory();
710                int position = adapter.redo();
711                mMasterImage.onHistoryItemClick(position);
712                mImageShow.showToast("Redo");
713                invalidateViews();
714                return true;
715            }
716            case R.id.resetHistoryButton: {
717                resetHistory();
718                return true;
719            }
720            case R.id.showImageStateButton: {
721                toggleImageStatePanel();
722                return true;
723            }
724            case R.id.operationsButton: {
725                toggleHistoryPanel();
726                return true;
727            }
728            case android.R.id.home: {
729                saveImage();
730                return true;
731            }
732        }
733        return false;
734    }
735
736    public void enableSave(boolean enable) {
737        if (mSaveButton != null)
738            mSaveButton.setEnabled(enable);
739    }
740
741    public FilterIconButton setupFilterRepresentationButton(FilterRepresentation representation, LinearLayout panel, View button) {
742        LayoutInflater inflater =
743                (LayoutInflater) getSystemService(Context.LAYOUT_INFLATER_SERVICE);
744        FilterIconButton icon = (FilterIconButton) inflater.inflate(R.layout.filtericonbutton,
745                panel, false);
746        if (representation.getTextId() != 0) {
747            representation.setName(getString(representation.getTextId()));
748        }
749        String text = representation.getName();
750        icon.setup(text, mPanelController, panel);
751        icon.setFilterRepresentation(representation);
752        icon.setId(representation.getEditorId());
753        mPanelController.addComponent(button, icon);
754        panel.addView(icon);
755        return icon;
756    }
757
758    private void fillFx(LinearLayout listFilters, int buttonId) {
759        // TODO: use listview
760        // TODO: load the filters straight from the filesystem
761
762        FilterFxRepresentation[] fxArray = new FilterFxRepresentation[18];
763        int p = 0;
764
765        int[] drawid = {
766                R.drawable.filtershow_fx_0005_punch,
767                R.drawable.filtershow_fx_0000_vintage,
768                R.drawable.filtershow_fx_0004_bw_contrast,
769                R.drawable.filtershow_fx_0002_bleach,
770                R.drawable.filtershow_fx_0001_instant,
771                R.drawable.filtershow_fx_0007_washout,
772                R.drawable.filtershow_fx_0003_blue_crush,
773                R.drawable.filtershow_fx_0008_washout_color,
774                R.drawable.filtershow_fx_0006_x_process
775        };
776
777        int[] fxNameid = {
778                R.string.ffx_punch,
779                R.string.ffx_vintage,
780                R.string.ffx_bw_contrast,
781                R.string.ffx_bleach,
782                R.string.ffx_instant,
783                R.string.ffx_washout,
784                R.string.ffx_blue_crush,
785                R.string.ffx_washout_color,
786                R.string.ffx_x_process
787        };
788
789        BitmapFactory.Options o = new BitmapFactory.Options();
790        o.inScaled = false;
791
792        for (int i = 0; i < drawid.length; i++) {
793            Bitmap b = BitmapFactory.decodeResource(getResources(), drawid[i], o);
794            FilterFxRepresentation fx = new FilterFxRepresentation(getString(fxNameid[i]), drawid[i], fxNameid[i]);
795            fx.setFxBitmap(b);
796            fxArray[p++] = fx;
797        }
798
799        ImageButton button = (ImageButton) findViewById(buttonId);
800
801        FilterFxRepresentation nullFx = new FilterFxRepresentation(getString(R.string.none), 0, R.string.none);
802        mNullFxFilter = setupFilterRepresentationButton(nullFx, listFilters, button);
803        mNullFxFilter.setSelected(true);
804
805        Vector<FilterRepresentation> filtersRepresentations = new Vector<FilterRepresentation>();
806        FiltersManager.getManager().addLooks(filtersRepresentations);
807        for (FilterRepresentation representation : filtersRepresentations) {
808            setupFilterRepresentationButton(representation, listFilters, button);
809        }
810
811        for (int i = 0; i < p; i++) {
812            setupFilterRepresentationButton(fxArray[i], listFilters, button);
813        }
814    }
815
816    public void setDefaultPreset() {
817        // Default preset (original)
818        ImagePreset preset = new ImagePreset(getString(R.string.history_original)); // empty
819        preset.setImageLoader(mImageLoader);
820
821        mMasterImage.setPreset(preset, true);
822    }
823
824    // //////////////////////////////////////////////////////////////////////////////
825    // Some utility functions
826    // TODO: finish the cleanup.
827
828    public void invalidateViews() {
829        for (ImageShow views : mImageViews) {
830            views.invalidate();
831            views.updateImage();
832        }
833    }
834
835    public void hideImageViews() {
836        for (View view : mImageViews) {
837            view.setVisibility(View.GONE);
838        }
839        mEditorPlaceHolder.hide();
840    }
841
842    // //////////////////////////////////////////////////////////////////////////////
843    // imageState panel...
844
845    public boolean isShowingHistoryPanel() {
846        return mShowingHistoryPanel;
847    }
848
849    private void toggleImageStatePanel() {
850        final View viewList = findViewById(R.id.imageStatePanel);
851
852        if (mShowingHistoryPanel) {
853            findViewById(R.id.historyPanel).setVisibility(View.GONE);
854            mShowingHistoryPanel = false;
855        }
856
857        if (!mShowingImageStatePanel) {
858            mShowingImageStatePanel = true;
859            viewList.setVisibility(View.VISIBLE);
860        } else {
861            mShowingImageStatePanel = false;
862            viewList.setVisibility(View.GONE);
863        }
864        invalidateOptionsMenu();
865    }
866
867    @Override
868    public void onConfigurationChanged(Configuration newConfig)
869    {
870        super.onConfigurationChanged(newConfig);
871        setDefaultValues();
872        loadXML();
873        mShowingImageStatePanel = true;
874        if (mShowingHistoryPanel) {
875            toggleHistoryPanel();
876        }
877        if (mShowingTinyPlanet == false) {
878            View tinyPlanetView = findViewById(EditorTinyPlanet.ID);
879            if (tinyPlanetView != null) {
880                tinyPlanetView.setVisibility(View.GONE);
881            }
882        }
883        final View loading = findViewById(R.id.loading);
884        loading.setVisibility(View.GONE);
885    }
886
887    public void setupMasterImage() {
888        mImageLoader = new ImageLoader(this, getApplicationContext());
889
890        HistoryAdapter mHistoryAdapter = new HistoryAdapter(
891                this, R.layout.filtershow_history_operation_row,
892                R.id.rowTextView);
893        ImageStateAdapter mImageStateAdapter = new ImageStateAdapter(this,
894                R.layout.filtershow_imagestate_row);
895
896        MasterImage.reset();
897        mMasterImage = MasterImage.getImage();
898        mMasterImage.setHistoryAdapter(mHistoryAdapter);
899        mMasterImage.setStateAdapter(mImageStateAdapter);
900        mMasterImage.setActivity(this);
901    }
902
903    // //////////////////////////////////////////////////////////////////////////////
904    // history panel...
905
906    public void toggleHistoryPanel() {
907        final View view = findViewById(R.id.mainPanel);
908        final View viewList = findViewById(R.id.historyPanel);
909
910        if (mShowingImageStatePanel) {
911            findViewById(R.id.imageStatePanel).setVisibility(View.GONE);
912            mShowingImageStatePanel = false;
913        }
914
915        int translate = translateMainPanel(viewList);
916        if (!mShowingHistoryPanel) {
917            mShowingHistoryPanel = true;
918            if (getResources().getConfiguration().orientation
919                    == Configuration.ORIENTATION_PORTRAIT) {
920                if (PanelController.useAnimations()) {
921                    view.animate().setDuration(200).x(translate)
922                            .withLayer().withEndAction(new Runnable() {
923                        @Override
924                        public void run() {
925                            viewList.setAlpha(0);
926                            viewList.setVisibility(View.VISIBLE);
927                            viewList.animate().setDuration(100)
928                                    .alpha(1.0f).start();
929                        }
930                    }).start();
931                } else {
932                    view.setX(translate);
933                    viewList.setAlpha(0);
934                    viewList.setVisibility(View.VISIBLE);
935                    viewList.animate().setDuration(100)
936                            .alpha(1.0f).start();
937                }
938            } else {
939                viewList.setVisibility(View.VISIBLE);
940            }
941        } else {
942            mShowingHistoryPanel = false;
943            if (getResources().getConfiguration().orientation
944                    == Configuration.ORIENTATION_PORTRAIT) {
945                viewList.setVisibility(View.INVISIBLE);
946                if (PanelController.useAnimations()) {
947                    view.animate().setDuration(200).x(0).withLayer()
948                            .start();
949                } else {
950                    view.setX(0);
951                }
952            } else {
953                viewList.setVisibility(View.GONE);
954            }
955        }
956        invalidateOptionsMenu();
957    }
958
959    public void dispatchNullFilterClick() {
960        mNullFxFilter.onClick(mNullFxFilter);
961        mNullBorderFilter.onClick(mNullBorderFilter);
962    }
963
964    void resetHistory() {
965        dispatchNullFilterClick();
966        HistoryAdapter adapter = mMasterImage.getHistory();
967        adapter.reset();
968        ImagePreset original = new ImagePreset(adapter.getItem(0));
969        mMasterImage.setPreset(original, true);
970        mPanelController.resetParameters();
971        invalidateViews();
972    }
973
974    // reset button in the history panel.
975    private OnClickListener createOnClickResetOperationsButton() {
976        return new View.OnClickListener() {
977            @Override
978            public void onClick(View v) {
979                resetHistory();
980            }
981        };
982    }
983
984    @Override
985    public void onBackPressed() {
986        if (mPanelController.onBackPressed()) {
987            saveImage();
988        }
989    }
990
991    public PanelController getPanelController() {
992        return mPanelController;
993    }
994
995    public void cannotLoadImage() {
996        CharSequence text = getString(R.string.cannot_load_image);
997        Toast toast = Toast.makeText(this, text, Toast.LENGTH_SHORT);
998        toast.show();
999        finish();
1000    }
1001
1002    // //////////////////////////////////////////////////////////////////////////////
1003
1004    public float getPixelsFromDip(float value) {
1005        Resources r = getResources();
1006        return TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, value,
1007                r.getDisplayMetrics());
1008    }
1009
1010    @Override
1011    public void onItemClick(AdapterView<?> parent, View view, int position,
1012            long id) {
1013        mMasterImage.onHistoryItemClick(position);
1014        invalidateViews();
1015    }
1016
1017    public void pickImage() {
1018        Intent intent = new Intent();
1019        intent.setType("image/*");
1020        intent.setAction(Intent.ACTION_GET_CONTENT);
1021        startActivityForResult(Intent.createChooser(intent, getString(R.string.select_image)),
1022                SELECT_PICTURE);
1023    }
1024
1025    @Override
1026    public void onActivityResult(int requestCode, int resultCode, Intent data) {
1027        if (resultCode == RESULT_OK) {
1028            if (requestCode == SELECT_PICTURE) {
1029                Uri selectedImageUri = data.getData();
1030                startLoadBitmap(selectedImageUri);
1031            }
1032        }
1033    }
1034
1035    private boolean mSaveToExtraUri = false;
1036    private boolean mSaveAsWallpaper = false;
1037    private boolean mReturnAsExtra = false;
1038    private boolean mOutputted = false;
1039
1040    public void saveImage() {
1041        if (mCropExtras != null) {
1042            if (mCropExtras.getExtraOutput() != null) {
1043                mSaveToExtraUri = true;
1044                mOutputted = true;
1045            }
1046            if (mCropExtras.getSetAsWallpaper()) {
1047                mSaveAsWallpaper = true;
1048                mOutputted = true;
1049            }
1050            if (mCropExtras.getReturnData()) {
1051
1052                mReturnAsExtra = true;
1053                mOutputted = true;
1054            }
1055
1056            if (mOutputted) {
1057                mImageShow.getImagePreset().mGeoData.setUseCropExtrasFlag(true);
1058                showSavingProgress(null);
1059                mImageShow.returnFilteredResult(this);
1060            }
1061        }
1062        if (!mOutputted) {
1063            if (mImageShow.hasModifications()) {
1064                // Get the name of the album, to which the image will be saved
1065                File saveDir = SaveCopyTask.getFinalSaveDirectory(this, mImageLoader.getUri());
1066                int bucketId = GalleryUtils.getBucketId(saveDir.getPath());
1067                String albumName = LocalAlbum.getLocalizedName(getResources(), bucketId, null);
1068                showSavingProgress(albumName);
1069                mImageShow.saveImage(this, null);
1070            } else {
1071                done();
1072            }
1073        }
1074    }
1075
1076    public void onFilteredResult(Bitmap filtered) {
1077        Intent intent = new Intent();
1078        intent.putExtra(CropExtras.KEY_CROPPED_RECT, mImageShow.getImageCropBounds());
1079        if (mSaveToExtraUri) {
1080            mImageShow.saveToUri(filtered, mCropExtras.getExtraOutput(),
1081                    mCropExtras.getOutputFormat(), this);
1082        }
1083        if (mSaveAsWallpaper) {
1084            setWallpaperInBackground(filtered);
1085        }
1086        if (mReturnAsExtra) {
1087            if (filtered != null) {
1088                int bmapSize = filtered.getRowBytes() * filtered.getHeight();
1089                /*
1090                 * Max size of Binder transaction buffer is 1Mb, so constrain
1091                 * Bitmap to be somewhat less than this, otherwise we get
1092                 * TransactionTooLargeExceptions.
1093                 */
1094                if (bmapSize > MAX_BMAP_IN_INTENT) {
1095                    Log.w(LOGTAG, "Bitmap too large to be returned via intent");
1096                } else {
1097                    intent.putExtra(CropExtras.KEY_DATA, filtered);
1098                }
1099            }
1100        }
1101        setResult(RESULT_OK, intent);
1102        if (!mSaveToExtraUri) {
1103            done();
1104        }
1105    }
1106
1107    void setWallpaperInBackground(final Bitmap bmap) {
1108        Toast.makeText(this, R.string.setting_wallpaper, Toast.LENGTH_LONG).show();
1109        BitmapTask.Callbacks<FilterShowActivity> cb = new BitmapTask.Callbacks<FilterShowActivity>() {
1110            @Override
1111            public void onComplete(Bitmap result) {}
1112
1113            @Override
1114            public void onCancel() {}
1115
1116            @Override
1117            public Bitmap onExecute(FilterShowActivity param) {
1118                try {
1119                    WallpaperManager.getInstance(param).setBitmap(bmap);
1120                } catch (IOException e) {
1121                    Log.w(LOGTAG, "fail to set wall paper", e);
1122                }
1123                return null;
1124            }
1125        };
1126        (new BitmapTask<FilterShowActivity>(cb)).execute(this);
1127    }
1128
1129    public void done() {
1130        if (mOutputted) {
1131            hideSavingProgress();
1132        }
1133        finish();
1134    }
1135
1136    static {
1137        System.loadLibrary("jni_filtershow_filters");
1138    }
1139
1140}
1141