winix/core/thumb.h

98 lines
2.0 KiB
C++
Executable File

/*
* This file is a part of Winix
* and is not publicly distributed
*
* Copyright (c) 2010, Tomasz Sowa
* All rights reserved.
*
*/
#ifndef headerfile_winix_core_thumb
#define headerfile_winix_core_thumb
#include <string>
#include <list>
#include "basethread.h"
#include "textstream.h"
#include "db/db.h"
#include "core/item.h"
#include "core/config.h"
class System;
// Width given, height automagically selected to preserve aspect ratio.
#define WINIX_THUMB_MODE_1 1
// Height given, width automagically selected to preserve aspect ratio.
#define WINIX_THUMB_MODE_2 2
// Maximum values of height and width given, aspect ratio preserved.
#define WINIX_THUMB_MODE_3 3
// Minimum values of width and height given, aspect ratio preserved.
#define WINIX_THUMB_MODE_4 4
// Width and height emphatically given, original aspect ratio ignored.
#define WINIX_THUMB_MODE_5 5
// Change as per widthxheight but only if an image dimension exceeds a specified dimension.
#define WINIX_THUMB_MODE_6 6
// Change dimensions only if both image dimensions are less than specified dimensions.
#define WINIX_THUMB_MODE_7 7
class Thumb : public BaseThread
{
public:
void CreateThumb(const Item & item, size_t cx, size_t cy, int aspect_mode);
void SetDb(Db * pdb);
void SetConfig(Config * pconfig);
void SetSystem(System * psystem);
private:
Db * db;
Config * config;
System * system;
struct ThumbItem
{
Item file;
size_t cx;
size_t cy;
int aspect_mode;
};
// queue of thumbnails to create
typedef std::list<ThumbItem> ThumbTab;
ThumbTab thumb_tab;
ThumbItem item_temp;
// only for second thread
ThumbItem item_work;
std::wstring src_path, dst_path;
std::string tempa, string_tmp_patha;
TextStream<std::string> command;
TextStream<std::wstring> stream_tmp_path;
DbItemQuery iq;
virtual bool SignalReceived();
virtual void Do();
bool CreateCommand();
void SaveTmpThumbnail();
void CreateThumbnail();
void SelectAspect();
void EscapePath(const std::string & path);
};
#endif