first version of API

AndroidManifest.xml

@@ -7,6 +7,12 @@
 	<uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
 	<application android:name="org.geometerplus.zlibrary.ui.android.library.ZLAndroidApplication" android:icon="@drawable/fbreader" android:label="FBReader">
 		<activity android:name=".library.BugReportActivity" android:label="FBReader crash" android:configChanges="orientation|keyboardHidden" />
+		<service android:name="org.geometerplus.android.fbreader.api.ApiService">
+			<intent-filter>
+				<action android:name="android.fbreader.action.API" />
+				<category android:name="android.intent.category.DEFAULT" />
+			</intent-filter>
+		</service>
 		<activity android:name="org.geometerplus.android.fbreader.FBReader" android:launchMode="singleTask" android:icon="@drawable/fbreader" android:label="FBReader" android:configChanges="orientation|keyboardHidden">
 			<intent-filter>
 				<action android:name="android.intent.action.MAIN" />

src/org/geometerplus/android/fbreader/api/ApiException.java

@@ -0,0 +1,30 @@
+/*
+ * Copyright (C) 2010-2011 Geometer Plus <contact@geometerplus.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+ * 02110-1301, USA.
+ */
+
+package org.geometerplus.android.fbreader.api;
+
+public class ApiException extends Exception {
+	ApiException(String message) {
+		super(message);
+	}
+
+	ApiException(Exception parent) {
+		super(parent);
+	}
+}

src/org/geometerplus/android/fbreader/api/ApiImplementation.java

@@ -0,0 +1,57 @@
+/*
+ * Copyright (C) 2009-2011 Geometer Plus <contact@geometerplus.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+ * 02110-1301, USA.
+ */
+
+package org.geometerplus.android.fbreader.api;
+
+import org.geometerplus.zlibrary.text.view.*;
+
+import org.geometerplus.fbreader.fbreader.FBReaderApp;
+
+public class ApiImplementation extends ApiInterface.Stub {
+	private final FBReaderApp myReader = (FBReaderApp)FBReaderApp.Instance();
+
+	@Override
+	public int getPageStartParagraphIndex() {
+		// TODO: check for NPE
+		return myReader.getTextView().getStartCursor().getParagraphIndex();
+	}
+
+	@Override
+	public int getMaxParagraphIndex() {
+		// TODO: check for NPE
+		return myReader.Model.BookTextModel.getParagraphsNumber() - 1;
+	}
+
+	@Override
+	public String getParagraphText(int paragraphIndex) {
+		// TODO: check for NPEs
+		final StringBuffer sb = new StringBuffer();
+		final ZLTextWordCursor cursor = new ZLTextWordCursor(myReader.getTextView().getStartCursor());
+		cursor.moveToParagraph(paragraphIndex);
+		cursor.moveToParagraphStart();
+		while (!cursor.isEndOfParagraph()) {
+			ZLTextElement element = cursor.getElement();
+			if (element instanceof ZLTextWord) {
+				sb.append(element.toString() + " ");
+			}
+			cursor.nextWord();
+		}
+		return sb.toString();
+	}
+}

src/org/geometerplus/android/fbreader/api/ApiInterface.aidl

@@ -0,0 +1,28 @@
+/*
+ * Copyright (C) 2010-2011 Geometer Plus <contact@geometerplus.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+ * 02110-1301, USA.
+ */
+
+package org.geometerplus.android.fbreader.api;
+
+interface ApiInterface {
+	int getPageStartParagraphIndex();
+
+	int getMaxParagraphIndex();
+
+	String getParagraphText(int paragraphIndex);
+}

src/org/geometerplus/android/fbreader/api/ApiService.java

@@ -0,0 +1,31 @@
+/*
+ * Copyright (C) 2009-2011 Geometer Plus <contact@geometerplus.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+ * 02110-1301, USA.
+ */
+
+package org.geometerplus.android.fbreader.api;
+
+import android.app.Service;
+import android.content.Intent;
+import android.os.IBinder;
+
+public class ApiService extends Service {
+	@Override
+	public IBinder onBind(Intent intent) {
+		return new ApiImplementation();
+	}
+}

src/org/geometerplus/android/fbreader/api/ApiServiceConnection.java

@@ -0,0 +1,84 @@
+/*
+ * Copyright (C) 2010-2011 Geometer Plus <contact@geometerplus.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+ * 02110-1301, USA.
+ */
+
+package org.geometerplus.android.fbreader.api;
+
+import android.content.*;
+import android.os.IBinder;
+
+public class ApiServiceConnection implements ServiceConnection {
+	private static String ACTION_API = "android.fbreader.action.API";
+
+	private final Context myContext;
+	private volatile ApiInterface myInterface;
+
+	public ApiServiceConnection(Context context) {
+		myContext = context;
+		connect();
+	}
+
+	public synchronized void connect() {
+		if (myInterface == null) {
+			myContext.bindService(new Intent(ACTION_API), this, Context.BIND_AUTO_CREATE);
+		}
+	}
+
+	public synchronized void onServiceConnected(ComponentName className, IBinder service) {
+		System.err.println("onServiceConnected call");
+		myInterface = ApiInterface.Stub.asInterface(service);
+	}
+
+	public synchronized void onServiceDisconnected(ComponentName name) {
+		System.err.println("onServiceDisconnected call");
+		myInterface = null;
+	}
+
+	private void checkConnection() throws ApiException {
+		if (myInterface == null) {
+			throw new ApiException("No connection with FBReader");
+		}
+	}
+
+	public synchronized int getPageStartParagraphIndex() throws ApiException {
+		checkConnection();
+		try {
+			return myInterface.getPageStartParagraphIndex();
+		} catch (android.os.RemoteException e) {
+			throw new ApiException(e);
+		}
+	}
+
+	public synchronized int getMaxParagraphIndex() throws ApiException {
+		checkConnection();
+		try {
+			return myInterface.getMaxParagraphIndex();
+		} catch (android.os.RemoteException e) {
+			throw new ApiException(e);
+		}
+	}
+
+	public synchronized String getParagraphText(int paragraphIndex) throws ApiException {
+		checkConnection();
+		try {
+			return myInterface.getParagraphText(paragraphIndex);
+		} catch (android.os.RemoteException e) {
+			throw new ApiException(e);
+		}
+	}
+}