diff options
Diffstat (limited to 'src/com/android/gallery3d/filtershow/data')
3 files changed, 0 insertions, 447 deletions
diff --git a/src/com/android/gallery3d/filtershow/data/FilterStackDBHelper.java b/src/com/android/gallery3d/filtershow/data/FilterStackDBHelper.java deleted file mode 100644 index e18d3104f..000000000 --- a/src/com/android/gallery3d/filtershow/data/FilterStackDBHelper.java +++ /dev/null @@ -1,101 +0,0 @@ -/* - * Copyright (C) 2013 The Android Open Source Project - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -package com.android.gallery3d.filtershow.data; - -import android.content.Context; -import android.database.sqlite.SQLiteDatabase; -import android.database.sqlite.SQLiteOpenHelper; - -public class FilterStackDBHelper extends SQLiteOpenHelper { - - public static final int DATABASE_VERSION = 1; - public static final String DATABASE_NAME = "filterstacks.db"; - private static final String SQL_CREATE_TABLE = "CREATE TABLE "; - - public static interface FilterStack { - /** The row uid */ - public static final String _ID = "_id"; - /** The table name */ - public static final String TABLE = "filterstack"; - /** The stack name */ - public static final String STACK_ID = "stack_id"; - /** A serialized stack of filters. */ - public static final String FILTER_STACK= "stack"; - } - - private static final String[][] CREATE_FILTER_STACK = { - { FilterStack._ID, "INTEGER PRIMARY KEY AUTOINCREMENT" }, - { FilterStack.STACK_ID, "TEXT" }, - { FilterStack.FILTER_STACK, "BLOB" }, - }; - - public FilterStackDBHelper(Context context, String name, int version) { - super(context, name, null, version); - } - - public FilterStackDBHelper(Context context, String name) { - this(context, name, DATABASE_VERSION); - } - - public FilterStackDBHelper(Context context) { - this(context, DATABASE_NAME); - } - - @Override - public void onCreate(SQLiteDatabase db) { - createTable(db, FilterStack.TABLE, CREATE_FILTER_STACK); - } - - @Override - public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) { - dropTable(db, FilterStack.TABLE); - onCreate(db); - } - - protected static void createTable(SQLiteDatabase db, String table, String[][] columns) { - StringBuilder create = new StringBuilder(SQL_CREATE_TABLE); - create.append(table).append('('); - boolean first = true; - for (String[] column : columns) { - if (!first) { - create.append(','); - } - first = false; - for (String val : column) { - create.append(val).append(' '); - } - } - create.append(')'); - db.beginTransaction(); - try { - db.execSQL(create.toString()); - db.setTransactionSuccessful(); - } finally { - db.endTransaction(); - } - } - - protected static void dropTable(SQLiteDatabase db, String table) { - db.beginTransaction(); - try { - db.execSQL("drop table if exists " + table); - db.setTransactionSuccessful(); - } finally { - db.endTransaction(); - } - } -} diff --git a/src/com/android/gallery3d/filtershow/data/FilterStackSource.java b/src/com/android/gallery3d/filtershow/data/FilterStackSource.java deleted file mode 100644 index d283771b4..000000000 --- a/src/com/android/gallery3d/filtershow/data/FilterStackSource.java +++ /dev/null @@ -1,197 +0,0 @@ -/* - * Copyright (C) 2013 The Android Open Source Project - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ -package com.android.gallery3d.filtershow.data; - -import android.content.ContentValues; -import android.content.Context; -import android.database.Cursor; -import android.database.sqlite.SQLiteDatabase; -import android.database.sqlite.SQLiteException; -import android.util.Log; -import android.util.Pair; - -import com.android.gallery3d.filtershow.data.FilterStackDBHelper.FilterStack; -import com.android.gallery3d.filtershow.filters.FilterUserPresetRepresentation; -import com.android.gallery3d.filtershow.pipeline.ImagePreset; - -import java.util.ArrayList; -import java.util.List; - -public class FilterStackSource { - private static final String LOGTAG = "FilterStackSource"; - - private SQLiteDatabase database = null; - private final FilterStackDBHelper dbHelper; - - public FilterStackSource(Context context) { - dbHelper = new FilterStackDBHelper(context); - } - - public void open() { - try { - database = dbHelper.getWritableDatabase(); - } catch (SQLiteException e) { - Log.w(LOGTAG, "could not open database", e); - } - } - - public void close() { - database = null; - dbHelper.close(); - } - - public boolean insertStack(String stackName, byte[] stackBlob) { - boolean ret = true; - ContentValues val = new ContentValues(); - val.put(FilterStack.STACK_ID, stackName); - val.put(FilterStack.FILTER_STACK, stackBlob); - database.beginTransaction(); - try { - ret = (-1 != database.insert(FilterStack.TABLE, null, val)); - database.setTransactionSuccessful(); - } finally { - database.endTransaction(); - } - return ret; - } - - public void updateStackName(int id, String stackName) { - ContentValues val = new ContentValues(); - val.put(FilterStack.STACK_ID, stackName); - database.beginTransaction(); - try { - database.update(FilterStack.TABLE, val, FilterStack._ID + " = ?", - new String[] { "" + id}); - database.setTransactionSuccessful(); - } finally { - database.endTransaction(); - } - } - - public boolean removeStack(int id) { - boolean ret = true; - database.beginTransaction(); - try { - ret = (0 != database.delete(FilterStack.TABLE, FilterStack._ID + " = ?", - new String[] { "" + id })); - database.setTransactionSuccessful(); - } finally { - database.endTransaction(); - } - return ret; - } - - public void removeAllStacks() { - database.beginTransaction(); - try { - database.delete(FilterStack.TABLE, null, null); - database.setTransactionSuccessful(); - } finally { - database.endTransaction(); - } - } - - public byte[] getStack(String stackName) { - byte[] ret = null; - Cursor c = null; - database.beginTransaction(); - try { - c = database.query(FilterStack.TABLE, - new String[] { FilterStack.FILTER_STACK }, - FilterStack.STACK_ID + " = ?", - new String[] { stackName }, null, null, null, null); - if (c != null && c.moveToFirst() && !c.isNull(0)) { - ret = c.getBlob(0); - } - database.setTransactionSuccessful(); - } finally { - if (c != null) { - c.close(); - } - database.endTransaction(); - } - return ret; - } - - public ArrayList<FilterUserPresetRepresentation> getAllUserPresets() { - ArrayList<FilterUserPresetRepresentation> ret = - new ArrayList<FilterUserPresetRepresentation>(); - - Cursor c = null; - database.beginTransaction(); - try { - c = database.query(FilterStack.TABLE, - new String[] { FilterStack._ID, - FilterStack.STACK_ID, - FilterStack.FILTER_STACK }, - null, null, null, null, null, null); - if (c != null) { - boolean loopCheck = c.moveToFirst(); - while (loopCheck) { - int id = c.getInt(0); - String name = (c.isNull(1)) ? null : c.getString(1); - byte[] b = (c.isNull(2)) ? null : c.getBlob(2); - String json = new String(b); - - ImagePreset preset = new ImagePreset(); - preset.readJsonFromString(json); - FilterUserPresetRepresentation representation = - new FilterUserPresetRepresentation(name, preset, id); - ret.add(representation); - loopCheck = c.moveToNext(); - } - } - database.setTransactionSuccessful(); - } finally { - if (c != null) { - c.close(); - } - database.endTransaction(); - } - - return ret; - } - - public List<Pair<String, byte[]>> getAllStacks() { - List<Pair<String, byte[]>> ret = new ArrayList<Pair<String, byte[]>>(); - Cursor c = null; - database.beginTransaction(); - try { - c = database.query(FilterStack.TABLE, - new String[] { FilterStack.STACK_ID, FilterStack.FILTER_STACK }, - null, null, null, null, null, null); - if (c != null) { - boolean loopCheck = c.moveToFirst(); - while (loopCheck) { - String name = (c.isNull(0)) ? null : c.getString(0); - byte[] b = (c.isNull(1)) ? null : c.getBlob(1); - ret.add(new Pair<String, byte[]>(name, b)); - loopCheck = c.moveToNext(); - } - } - database.setTransactionSuccessful(); - } finally { - if (c != null) { - c.close(); - } - database.endTransaction(); - } - if (ret.size() <= 0) { - return null; - } - return ret; - } -} diff --git a/src/com/android/gallery3d/filtershow/data/UserPresetsManager.java b/src/com/android/gallery3d/filtershow/data/UserPresetsManager.java deleted file mode 100644 index 114cd3ebc..000000000 --- a/src/com/android/gallery3d/filtershow/data/UserPresetsManager.java +++ /dev/null @@ -1,149 +0,0 @@ -package com.android.gallery3d.filtershow.data; - -import android.os.Handler; -import android.os.HandlerThread; -import android.os.Message; -import com.android.gallery3d.R; -import com.android.gallery3d.filtershow.FilterShowActivity; -import com.android.gallery3d.filtershow.filters.FilterUserPresetRepresentation; -import com.android.gallery3d.filtershow.pipeline.ImagePreset; - -import java.util.ArrayList; - -public class UserPresetsManager implements Handler.Callback { - - private static final String LOGTAG = "UserPresetsManager"; - - private FilterShowActivity mActivity; - private HandlerThread mHandlerThread = null; - private Handler mProcessingHandler = null; - private FilterStackSource mUserPresets; - - private static final int LOAD = 1; - private static final int LOAD_RESULT = 2; - private static final int SAVE = 3; - private static final int DELETE = 4; - private static final int UPDATE = 5; - - private ArrayList<FilterUserPresetRepresentation> mRepresentations; - - private final Handler mResultHandler = new Handler() { - @Override - public void handleMessage(Message msg) { - switch (msg.what) { - case LOAD_RESULT: - resultLoad(msg); - break; - } - } - }; - - @Override - public boolean handleMessage(Message msg) { - switch (msg.what) { - case LOAD: - processLoad(); - return true; - case SAVE: - processSave(msg); - return true; - case DELETE: - processDelete(msg); - return true; - case UPDATE: - processUpdate(msg); - return true; - } - return false; - } - - public UserPresetsManager(FilterShowActivity context) { - mActivity = context; - mHandlerThread = new HandlerThread(LOGTAG, - android.os.Process.THREAD_PRIORITY_BACKGROUND); - mHandlerThread.start(); - mProcessingHandler = new Handler(mHandlerThread.getLooper(), this); - mUserPresets = new FilterStackSource(mActivity); - mUserPresets.open(); - } - - public ArrayList<FilterUserPresetRepresentation> getRepresentations() { - return mRepresentations; - } - - public void load() { - Message msg = mProcessingHandler.obtainMessage(LOAD); - mProcessingHandler.sendMessage(msg); - } - - public void close() { - mUserPresets.close(); - mHandlerThread.quit(); - } - - static class SaveOperation { - String json; - String name; - } - - public void save(ImagePreset preset) { - Message msg = mProcessingHandler.obtainMessage(SAVE); - SaveOperation op = new SaveOperation(); - op.json = preset.getJsonString(mActivity.getString(R.string.saved)); - op.name= mActivity.getString(R.string.filtershow_new_preset); - msg.obj = op; - mProcessingHandler.sendMessage(msg); - } - - public void delete(int id) { - Message msg = mProcessingHandler.obtainMessage(DELETE); - msg.arg1 = id; - mProcessingHandler.sendMessage(msg); - } - - static class UpdateOperation { - int id; - String name; - } - - public void update(FilterUserPresetRepresentation representation) { - Message msg = mProcessingHandler.obtainMessage(UPDATE); - UpdateOperation op = new UpdateOperation(); - op.id = representation.getId(); - op.name = representation.getName(); - msg.obj = op; - mProcessingHandler.sendMessage(msg); - } - - private void processLoad() { - ArrayList<FilterUserPresetRepresentation> list = mUserPresets.getAllUserPresets(); - Message msg = mResultHandler.obtainMessage(LOAD_RESULT); - msg.obj = list; - mResultHandler.sendMessage(msg); - } - - private void resultLoad(Message msg) { - mRepresentations = - (ArrayList<FilterUserPresetRepresentation>) msg.obj; - mActivity.updateUserPresetsFromManager(); - } - - private void processSave(Message msg) { - SaveOperation op = (SaveOperation) msg.obj; - mUserPresets.insertStack(op.name, op.json.getBytes()); - processLoad(); - } - - private void processDelete(Message msg) { - int id = msg.arg1; - mUserPresets.removeStack(id); - processLoad(); - } - - private void processUpdate(Message msg) { - UpdateOperation op = (UpdateOperation) msg.obj; - mUserPresets.updateStackName(op.id, op.name); - processLoad(); - } - -} |