src/deepzoomimagetilesource.h

   1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
   2 /*
   3  * deepzoomimagetilesource.h
   4  *
   5  * Contact:
   6  *   Moonlight List (moonlight-list@lists.ximian.com)
   7  *
   8  * Copyright 2007-2008 Novell, Inc. (http://www.novell.com)
   9  *
  10  * See the LICENSE file included with the distribution for details.
  11  *
  12  */
  13
  14 #ifndef __DEEPZOOMIMAGETILESOURCE_H__
  15 #define __DEEPZOOMIMAGETILESOURCE_H__
  16
  17 #include "multiscalesubimage.h"
  18 #include "multiscaleimage.h"
  19 #include "tilesource.h"
  20 #include "downloader.h"
  21 #include "uri.h"
  22
  23 typedef void (*parsed_cb) (void *userdata);
  24
  25 /* @Version=2,Namespace=System.Windows.Media */
  26 class DeepZoomImageTileSource : public MultiScaleTileSource {
  27
  28
  29         Downloader* downloader;
  30
  31         parsed_cb parsed_callback;
  32         parsed_cb failed_callback;
  33         void *cb_userdata;
  34
  35         static void downloader_complete (EventObject *sender, EventArgs *calldata, gpointer closure);
  36         static void downloader_failed (EventObject *sender, EventArgs *calldata, gpointer closure);
  37         void DownloaderComplete ();
  38         void download_uri (const char* url);
  39         bool downloaded;
  40         bool parsed;
  41         char *format;
  42         bool nested;
  43         GList *display_rects;
  44
  45         void Init ();
  46
  47         void Parse (const char* filename);
  48
  49         bool isCollection;
  50         int maxLevel;
  51
  52  protected:
  53         virtual ~DeepZoomImageTileSource ();
  54
  55  public:
  56         GList *subimages;
  57         bool IsCollection () { return isCollection;}
  58         int GetMaxLevel () { return maxLevel;}
  59
  60         /* @GenerateCBinding,GeneratePInvoke */
  61         DeepZoomImageTileSource ();
  62
  63         DeepZoomImageTileSource (Uri *uri, bool nested = false);
  64         void Download ();
  65         bool GetTileLayer (int level, int x, int y, Uri *uri);
  66         bool IsDownloaded () {return downloaded; }
  67         bool IsParsed () {return parsed; }
  68
  69         virtual void OnPropertyChanged (PropertyChangedEventArgs *args, MoonError *error);
  70         void set_parsed_cb (parsed_cb callback, parsed_cb f_callback, void *userdata)
  71         {
  72                 parsed_callback = callback;
  73                 failed_callback = f_callback;
  74                 cb_userdata = userdata;
  75         }
  76
  77
  78         //
  79         // Properties
  80         //
  81         /* @PropertyType=Uri,GenerateAccessors */
  82         const static int UriSourceProperty;
  83
  84         void        SetUriSource (Uri* value);
  85         Uri*        GetUriSource ();
  86
  87         void EndElement (void *info, const char* el);
  88
  89 };
  90
  91 #endif /* __DEEPZOOMIMAGETILESOURCE_H__ */