windows-nt/Source/XPSP1/NT/printscan/ui/ssmypics/sscommon/imagescr.h

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/*******************************************************************************
*
* (C) COPYRIGHT MICROSOFT CORPORATION, 1998, 1999, 2000
*
* TITLE: IMAGESCR.H
*
* VERSION: 1.0
*
* AUTHOR: ShaunIv
*
* DATE: 1/13/1999
*
* DESCRIPTION: My Pictures Slideshow screen saver class
*
*******************************************************************************/
#ifndef __IMAGESCR_H_INCLUDED
#define __IMAGESCR_H_INCLUDED
#include <windows.h>
#include <atlbase.h>
#include "findimgs.h"
#include "painters.h"
#include "ssdata.h"
#include "waitcurs.h"
#include "isdbg.h"
#include "simlist.h"
#include "simarray.h"
#include "gphelper.h"
class CImageScreenSaver
{
private:
CFindImageFiles m_FindImageFiles;
CImagePainter *m_pPainter;
HINSTANCE m_hInstance;
RECT m_rcClient;
CMyDocsScreenSaverData m_MyDocsScreenSaverData;
CSimpleDynamicArray<RECT> m_ScreenList;
CSimpleDynamicArray<RECT> m_VisibleAreaList;
CGdiPlusHelper m_GdiPlusHelper;
private:
// No implementation
CImageScreenSaver(void);
CImageScreenSaver( const CImageScreenSaver & );
CImageScreenSaver &operator=( const CImageScreenSaver & );
private:
static BOOL CALLBACK MonitorEnumProc( HMONITOR hMonitor, HDC hdcMonitor, LPRECT prcMonitor, LPARAM lParam );
public:
CImageScreenSaver( HINSTANCE hInstance, const CSimpleString &strRegistryKey );
~CImageScreenSaver(void);
bool IsValid(void) const;
HANDLE Initialize( HWND hwndNotify, UINT nNotifyMessage, HANDLE hEventCancel );
bool TimerTick( CSimpleDC &ClientDC );
void Paint( CSimpleDC &PaintDC );
int ChangeTimerInterval(void) const;
int PaintTimerInterval(void) const;
bool ReplaceImage( bool bForward, bool bNoTransition );
bool AllowKeyboardControl(void);
int Count(void) const
{
return m_FindImageFiles.Count();
}
void ResetFileQueue(void)
{
m_FindImageFiles.Reset();
m_FindImageFiles.Shuffle();
}
bool FoundFile( LPCTSTR pszFilename )
{
return m_FindImageFiles.FoundFile( pszFilename );
}
void SetScreenRect( HWND hWnd )
{
WIA_PUSHFUNCTION(TEXT("CImageScreenSaver::SetScreenRect"));
GetClientRect( hWnd, &m_rcClient );
WIA_TRACE((TEXT("m_rcClient = (%d,%d), (%d,%d)"), m_rcClient.left, m_rcClient.top, m_rcClient.right, m_rcClient.bottom ));
m_VisibleAreaList.Destroy();
for (int i=0;i<m_ScreenList.Size();i++)
{
WIA_TRACE((TEXT("m_ScreenList[%d] = (%d,%d), (%d,%d)"), i, m_ScreenList[i].left, m_ScreenList[i].top, m_ScreenList[i].right, m_ScreenList[i].bottom ));
RECT rcScreenInClientCoords = m_ScreenList[i];
WiaUiUtil::ScreenToClient( hWnd, &rcScreenInClientCoords );
RECT rcIntersection;
if (IntersectRect( &rcIntersection, &m_rcClient, &rcScreenInClientCoords ))
{
m_VisibleAreaList.Append(rcIntersection);
WIA_TRACE((TEXT("Adding Visible Area = (%d,%d), (%d,%d)"), rcIntersection.left, rcIntersection.top, rcIntersection.right, rcIntersection.bottom ));
}
}
}
void ReadConfigData(void)
{
m_MyDocsScreenSaverData.Read();
}
CBitmapImage *CreateImage( LPCTSTR pszFilename );
CImagePainter *GetRandomImagePainter( CBitmapImage *pBitmapImage, CSimpleDC &dc, const RECT &rcAreaToUse, const RECT &rcClient );
};
#endif // __IMAGESCR_H_INCLUDED