android/source/src/java/org/libreoffice/LOKitShell.java

   1 /* -*- Mode: Java; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  */
   9 package org.libreoffice;
  10
  11
  12 import android.app.ActivityManager;
  13 import android.content.Context;
  14 import android.graphics.PointF;
  15 import android.graphics.RectF;
  16 import android.os.Handler;
  17 import android.util.DisplayMetrics;
  18 import android.view.KeyEvent;
  19
  20 import org.libreoffice.canvas.SelectionHandle;
  21 import org.mozilla.gecko.gfx.ComposedTileLayer;
  22
  23 /**
  24  * Common static LOKit functions, functions to send events.
  25  */
  26 public class LOKitShell {
  27     public static float getDpi(Context context) {
  28         LOKitTileProvider tileProvider = ((LibreOfficeMainActivity)context).getTileProvider();
  29         if (tileProvider != null && tileProvider.isSpreadsheet())
  30             return 96f;
  31         DisplayMetrics metrics = context.getResources().getDisplayMetrics();
  32         return metrics.density * 160;
  33     }
  34
  35     // Get a Handler for the main java thread
  36     public static Handler getMainHandler() {
  37         return LibreOfficeApplication.getMainHandler();
  38     }
  39
  40     public static void showProgressSpinner(final LibreOfficeMainActivity context) {
  41         getMainHandler().post(new Runnable() {
  42             @Override
  43             public void run() {
  44                 context.showProgressSpinner();
  45             }
  46         });
  47     }
  48
  49     public static void hideProgressSpinner(final LibreOfficeMainActivity context) {
  50         getMainHandler().post(new Runnable() {
  51             @Override
  52             public void run() {
  53                 context.hideProgressSpinner();
  54             }
  55         });
  56     }
  57
  58     public static int getMemoryClass(Context context) {
  59         ActivityManager activityManager = (ActivityManager) context.getSystemService(Context.ACTIVITY_SERVICE);
  60         return activityManager.getMemoryClass() * 1024 * 1024;
  61     }
  62
  63     public static boolean isEditingEnabled() {
  64         return !LibreOfficeMainActivity.isReadOnlyMode();
  65     }
  66
  67     // EVENTS
  68
  69     /**
  70      * Make sure LOKitThread is running and send event to it.
  71      */
  72     public static void sendEvent(LOEvent event) {
  73         LibreOfficeMainActivity.loKitThread.queueEvent(event);
  74     }
  75
  76     public static void sendThumbnailEvent(ThumbnailCreator.ThumbnailCreationTask task) {
  77         LOKitShell.sendEvent(new LOEvent(LOEvent.THUMBNAIL, task));
  78     }
  79
  80     /**
  81      * Send touch event to LOKitThread.
  82      */
  83     public static void sendTouchEvent(String touchType, PointF documentTouchCoordinate) {
  84         LOKitShell.sendEvent(new LOEvent(LOEvent.TOUCH, touchType, documentTouchCoordinate));
  85     }
  86
  87     /**
  88      * Send key event to LOKitThread.
  89      */
  90     public static void sendKeyEvent(KeyEvent event) {
  91         LOKitShell.sendEvent(new LOEvent(LOEvent.KEY_EVENT, event));
  92     }
  93
  94     public static void sendSizeChangedEvent(int width, int height) {
  95         LOKitShell.sendEvent(new LOEvent(LOEvent.SIZE_CHANGED));
  96     }
  97
  98     public static void sendSwipeRightEvent() {
  99         LOKitShell.sendEvent(new LOEvent(LOEvent.SWIPE_RIGHT));
 100     }
 101
 102     public static void sendSwipeLeftEvent() {
 103         LOKitShell.sendEvent(new LOEvent(LOEvent.SWIPE_LEFT));
 104     }
 105
 106     public static void sendChangePartEvent(int part) {
 107         LOKitShell.sendEvent(new LOEvent(LOEvent.CHANGE_PART, part));
 108     }
 109
 110     public static void sendLoadEvent(String inputFilePath) {
 111         LOKitShell.sendEvent(new LOEvent(inputFilePath, LOEvent.LOAD));
 112     }
 113
 114     public static void sendNewDocumentLoadEvent(String newDocumentPath, String newDocumentType) {
 115         LOKitShell.sendEvent(new LOEvent(newDocumentPath, newDocumentType, LOEvent.LOAD_NEW));
 116     }
 117
 118     public static void sendSaveAsEvent(String filePath, String fileFormat) {
 119         LOKitShell.sendEvent(new LOEvent(filePath, fileFormat, LOEvent.SAVE_AS));
 120     }
 121
 122     public static void sendSaveCopyAsEvent(String filePath, String fileFormat) {
 123         LOKitShell.sendEvent(new LOEvent(filePath, fileFormat, LOEvent.SAVE_COPY_AS));
 124     }
 125
 126     public static void sendCloseEvent() {
 127         LOKitShell.sendEvent(new LOEvent(LOEvent.CLOSE));
 128     }
 129
 130     /**
 131      * Send tile reevaluation to LOKitThread.
 132      */
 133     public static void sendTileReevaluationRequest(ComposedTileLayer composedTileLayer) {
 134         LOKitShell.sendEvent(new LOEvent(LOEvent.TILE_REEVALUATION_REQUEST, composedTileLayer));
 135     }
 136
 137     /**
 138      * Send tile invalidation to LOKitThread.
 139      */
 140     public static void sendTileInvalidationRequest(RectF rect) {
 141         LOKitShell.sendEvent(new LOEvent(LOEvent.TILE_INVALIDATION, rect));
 142     }
 143
 144     /**
 145      * Send change handle position event to LOKitThread.
 146      */
 147     public static void sendChangeHandlePositionEvent(SelectionHandle.HandleType handleType, PointF documentCoordinate) {
 148         LOKitShell.sendEvent(new LOEvent(LOEvent.CHANGE_HANDLE_POSITION, handleType, documentCoordinate));
 149     }
 150
 151     public static void sendNavigationClickEvent() {
 152         LOKitShell.sendEvent(new LOEvent(LOEvent.NAVIGATION_CLICK));
 153     }
 154
 155     /**
 156      * Move the viewport to the desired point (top-left), and change the zoom level.
 157      * Ensure this runs on the UI thread.
 158      */
 159     public static void moveViewportTo(final LibreOfficeMainActivity context, final PointF position, final Float zoom) {
 160         context.getLayerClient().post(new Runnable() {
 161             @Override
 162             public void run() {
 163                 context.getLayerClient().moveTo(position, zoom);
 164             }
 165         });
 166     }
 167 }
 168
 169 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */