clipboard.cpp

图像处理软件,功能比较基础

// ClipBoard.cpp : implementation file
//

#include "stdafx.h"
#include "linjunjuan.h"
#include "ClipBoard.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// CClipBoard dialog


CClipBoard::CClipBoard(CWnd* pParent /*=NULL*/)
	: CDialog(CClipBoard::IDD, pParent)
{
	Clipnum=0;
	//{{AFX_DATA_INIT(CClipBoard)
	m_whichone = 0;
	//}}AFX_DATA_INIT
}


void CClipBoard::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CClipBoard)
	DDX_Text(pDX, IDC_EDIT1, m_whichone);
	//}}AFX_DATA_MAP
}


BEGIN_MESSAGE_MAP(CClipBoard, CDialog)
	//{{AFX_MSG_MAP(CClipBoard)
	ON_WM_PAINT()
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CClipBoard message handlers

void CClipBoard::InitDIBData()
{	
	if (m_palDIB != NULL)
	{
		delete m_palDIB;
		m_palDIB = NULL;
	}	
	if (m_hDIB == NULL)
	{
		return;
	}
	// Set up document size
	LPSTR lpDIB = (LPSTR) ::GlobalLock((HGLOBAL) m_hDIB);
	if (::DIBWidth(lpDIB) > INT_MAX ||::DIBHeight(lpDIB) > INT_MAX)
	{
		::GlobalUnlock((HGLOBAL) m_hDIB);
		::GlobalFree((HGLOBAL) m_hDIB);
		m_hDIB = NULL;
		CString strMsg;
		strMsg = "IDS_DIB_TOO_BIG";
//		MessageBox(NULL, strMsg, NULL, MB_ICONINFORMATION | MB_OK);
		return;
	}
//	m_sizeDoc = CSize((int) ::DIBWidth(lpDIB), (int) ::DIBHeight(lpDIB));
	::GlobalUnlock((HGLOBAL) m_hDIB);
	// Create copy of palette
	m_palDIB = new CPalette;
	if (m_palDIB == NULL)
	{
		// we must be really low on memory
		::GlobalFree((HGLOBAL) m_hDIB);
		m_hDIB = NULL;
		return;
	}
	if (::CreateDIBPalette(m_hDIB, m_palDIB) == NULL)
	{
		// DIB may not have a palette
		delete m_palDIB;
		m_palDIB = NULL;
		return;
	}
}



void change(long *x,long *y)
{
	int temp;
	temp=*x;
	*x=*y;
	*y=temp;
}


void CClipBoard::CopyToClipbox(Picture input,POINT Beg,POINT End)
{
	
	int No;
	No=Clipnum%6;
	if(Clipbox[No].p!=NULL)
		dspace_2d(Clipbox[No].p,Clipbox[No].row,Clipbox[No].col);
	End.x=min(input.col,max(0,End.x));
	End.y=min(input.row,max(0,End.y));
	Clipbox[No].row=abs(Beg.y-End.y)-1;
	Clipbox[No].col=abs(Beg.x-End.x)-1;
	Clipbox[No].p=fspace_2d(Clipbox[No].row,Clipbox[No].col);
	if (Clipbox[No].p==NULL)
	{
		AfxMessageBox("剪贴板错误!");
		return ;
	}
	if (End.y<Beg.y)
		change (&End.y,&Beg.y);
	if (End.x<Beg.x)
		change (&End.x,&Beg.x);
	for (int i=Beg.y+1;i<End.y;i++)
		for (int j=Beg.x+1;j<End.x;j++)
		{
			Clipbox[No].p[i-Beg.y-1][j-Beg.x-1]=input.p[i][j];
		}
	Clipnum++;

	//	Invalidate();
}

Picture CClipBoard::CopyToTemplate()
{
	Picture output;
	m_whichone=Clipnum%6-1;		
	if (DoModal()==IDOK)
	{
		output.row=Clipbox[m_whichone].row;
		output.col=Clipbox[m_whichone].col;
		output.p=fspace_2d(output.row,output.col);
		if (output.p==NULL)
		{
			AfxMessageBox("粘贴错误!");
			return output;
		}
		for (int i=0;i<output.row;i++)
			for (int j=0;j<output.col;j++)
				output.p[i][j]=Clipbox[m_whichone].p[i][j];
	}
	return output;
}





void CClipBoard::OnPaint() 
{

	CPaintDC dc(this); 

	if (Clipnum==0)
		return;

	int	No;
	if (Clipnum<=6)
	No=Clipnum;
	else 
		No=6;
	
	
	for (int i=0;i<No;i++)
	{
		CWnd* pwnd =GetDlgItem(IDC_CLIPBOX1+i);
		CDC *pControlDC =pwnd->GetDC();	
		pwnd->GetClientRect(&rect);
		pwnd->Invalidate();
		pwnd->UpdateWindow();
		if ((m_hDIB=ChangeToHDIB(Clipbox[i]))==NULL)
		{
			AfxMessageBox("不能显示!");
			return ;
		}
		InitDIBData();
		rectdest.left=rectdib.left=rect.left;
		rectdest.top=rectdib.top=rect.top;
		rectdib.right=Clipbox[i].col;
		rectdib.bottom=Clipbox[i].row;
		rectdest.bottom=rect.bottom;
		rectdest.right=rect.right;			
		PaintDIB(pControlDC->m_hDC,&rectdest,m_hDIB,&rectdib,m_palDIB);		
		pwnd->ReleaseDC(pControlDC);
	}
}

void CClipBoard::OnOK() 
{
	UpdateData(TRUE);	
	CDialog::OnOK();
}