work on asynchron pic loading... to get rid of spinning wheels

[vuplus_dvbapp] / lib / gdi / picload.h

diff --git a/lib/gdi/picload.h b/lib/gdi/picload.h
index 7bb9adf..a85567c 100644 (file)
--- a/lib/gdi/picload.h
+++ b/lib/gdi/picload.h
@@ -1,11 +1,102 @@
 #ifndef __picload_h__
 #define __picload_h__
 
-#include "Python.h"
 #include <lib/gdi/gpixmap.h>
-#include <lib/gdi/epng.h>
+#include <lib/base/thread.h>
+#include <lib/python/python.h>
+#include <lib/base/message.h>
+#include <lib/base/ebase.h>
 
-SWIG_VOID(int) loadPic(ePtr<gPixmap> &SWIG_OUTPUT, std::string filename, int x, int y, int aspect, int resize_mode=0, int rotate=0, int background=0, std::string cachefile="", int thumbnail=0);
-PyObject *getExif(const char *filename);
+#ifndef SWIG
+class Cfilepara
+{
+public:
+       int max_x;
+       int max_y;
+       bool callback;
+       
+       const char *file;
+       int id;
+       int ox;
+       int oy;
+       unsigned char *pic_buffer;
+       std::string picinfo;
+       int test;
+       
+       Cfilepara(const char *mfile, int mid, std::string size)
+       {
+               file = strdup(mfile);
+               id = mid;
+               pic_buffer = NULL;
+               callback = true;
+               picinfo = mfile;
+               picinfo += + "\n" + size + "\n";
+       }
+       
+       ~Cfilepara()
+       {
+               if(pic_buffer != NULL)  delete pic_buffer;
+               picinfo.clear();
+       }
+       
+       void addExifInfo(std::string val) { picinfo += val + "\n"; }
+};
+#endif
+
+class ePicLoad: public eMainloop, public eThread, public Object, public iObject
+{
+       DECLARE_REF(ePicLoad);
+
+       enum{ F_PNG, F_JPEG, F_BMP, F_GIF};
+       
+       void decodePic();
+       void decodeThumb();
+       void resizePic();
+
+       Cfilepara *m_filepara;
+       bool threadrunning;
+       
+       struct PConf
+       {
+               int max_x;
+               int max_y;
+               double aspect_ratio;
+               unsigned char background[4];
+               bool resizetype;
+               bool usecache;
+               int thumbnailsize;
+               int test;
+       } m_conf;
+       
+       struct Message
+       {
+               int type;
+               enum
+               {
+                       decode_Pic,
+                       decode_Thumb,
+                       decode_finished,
+                       quit
+               };
+               Message(int type=0)
+                       :type(type) {}
+       };
+       eFixedMessagePump<Message> msg_thread, msg_main;
+
+       void gotMessage(const Message &message);
+       void thread();
+       int startThread(int what, const char *file, int x, int y);
+public:
+       PSignal1<void, const char*> PictureData;
+
+       ePicLoad();
+       ~ePicLoad();
+       
+       RESULT startDecode(const char *filename, int x=0, int y=0);
+       RESULT getThumbnail(const char *filename, int x=0, int y=0);
+       RESULT setPara(PyObject *val);
+       PyObject *getInfo(const char *filename);
+       SWIG_VOID(int) getData(ePtr<gPixmap> &SWIG_OUTPUT);
+};
 
 #endif // __picload_h__