ios/source/LibreOfficeKit.c

   1 //
   2 // This file is part of the LibreOffice project.
   3 //
   4 // This Source Code Form is subject to the terms of the Mozilla Public
   5 // License, v. 2.0. If a copy of the MPL was not distributed with this
   6 // file, You can obtain one at http://mozilla.org/MPL/2.0/.
   7 //
   8 #include <stdio.h>
   9 #include <TargetConditionals.h>
  10 #define LOK_USE_UNSTABLE_API 1
  11 #include "LibreOfficeKit.h"
  12
  13 #include <LibreOfficeKit/LibreOfficeKitInit.h>
  14
  15 #include <osl/process.h>
  16
  17 // generated by solenv/bin/native-code.py:
  18 #include <../workdir/CustomTarget/ios/native-code.h>
  19
  20
  21 // pointers to our instance
  22 static LibreOfficeKit* kit;
  23 static LibreOfficeKitDocument* document;
  24
  25
  26 // Tile variables
  27 static int tileSizeX, tileSizeY, tileMaxY, documentParts;
  28 static double twipsPerXtile, twipsPerYtile;
  29
  30
  31
  32 // Bridge functions to LibreOfficeKit
  33 __attribute__((visibility("default")))
  34 int BridgeLOkit_Init(const char *appPath, const char *userPath)
  35 {
  36
  37     // Initialize LibreOfficeKit
  38     if (!kit) {
  39         kit = lok_init_2(appPath, userPath);
  40         if (!kit)
  41             return 1;
  42     }
  43     return 0;
  44 }
  45
  46
  47
  48 __attribute__((visibility("default")))
  49 int BridgeLOkit_Sizing(const int countXtiles, const int countYtiles,
  50                        const int pixelsXtile, const int pixelsYtile)
  51 {
  52     long docWidth, docHeight;
  53
  54     (void)countXtiles;
  55     (void)countYtiles;
  56
  57     // Remember for later
  58     tileSizeX = pixelsXtile;
  59     tileSizeY = pixelsYtile;
  60
  61     // Calculate twips to pixels in X,Y direction
  62     document->pClass->getDocumentSize(document, &docWidth, &docHeight);
  63     twipsPerXtile = docWidth / countXtiles;
  64     double ratio = (double)docHeight / (double)docWidth + 0.05;
  65     int x0 = (int)((ratio - (int)ratio) * 10.0);
  66     int x1 = x0 * countXtiles / 10;
  67     int x2 = (int)ratio;
  68     tileMaxY = x1 + x2;
  69     twipsPerYtile = docHeight / tileMaxY;
  70     documentParts = document->pClass->getParts(document);
  71     return 0;
  72 }
  73
  74
  75
  76 __attribute__((visibility("default")))
  77 int BridgeLOkit_open(const char *path)
  78 {
  79     document = kit->pClass->documentLoad(kit, path);
  80     document->pClass->initializeForRendering(document, "");
  81     return 0;
  82 }
  83
  84
  85
  86 __attribute__((visibility("default")))
  87 int BridgeLOkit_ClientCommand(const char *input)
  88 {
  89     (void)input;
  90     return 0;
  91 }
  92
  93
  94
  95 __attribute__((visibility("default")))
  96 int BridgeLOkit_Hipernate()
  97 {
  98     //FIXME
  99     // check if document needs to be saved, to avoid data loss
 100     // terminate all threads (basically terminate LOkit)
 101     return 0;
 102 }
 103
 104
 105
 106 __attribute__((visibility("default")))
 107 int BridgeLOkit_LeaveHipernate()
 108 {
 109     //FIXME
 110     // restart LOkit
 111     // reload document (it may have been changed by other programs, especially if iCloud
 112     return 0;
 113 }
 114
 115 __attribute__((visibility("default")))
 116 LibreOfficeKit* BridgeLOkit_getLOK()
 117 {
 118     return kit;
 119 }