olorform.cpp

当时做多媒体作业

// olorForm.cpp : implementation file
//

#include "stdafx.h"
#include "ImagePercent.h"
#include "olorForm.h"

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

/////////////////////////////////////////////////////////////////////////////
// ColorForm dialog


ColorForm::ColorForm(CWnd* pParent /*=NULL*/)
	: CDialog(ColorForm::IDD, pParent)
{
	//{{AFX_DATA_INIT(ColorForm)
		// NOTE: the ClassWizard will add member initialization here
	//}}AFX_DATA_INIT
}


void ColorForm::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(ColorForm)
		// NOTE: the ClassWizard will add DDX and DDV calls here
	//}}AFX_DATA_MAP
}


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

/////////////////////////////////////////////////////////////////////////////
// ColorForm message handlers

void ColorForm::OnPaint() 
{
	int i,j;
	CPaintDC dc(this); // device context for painting
	
	// TODO: Add your message handler code here
	for(j=0;j<256;j++)
	{
		for(i=0;i<256;i++) dc.SetPixel(i,256-j,RGB(255,i,j));
		for(i=1;i<256;i++) dc.SetPixel(255+i,256-j,RGB(255-i,255,j));
	}
	for(j=0;j<256;j++)
	{
		for(i=0;i<256;i++) dc.SetPixel(i,256+j,RGB(255-j,i,j));
		for(i=1;i<256;i++) dc.SetPixel(255+i,256+j,RGB(255-i,255-j,j));
	}
	// Do not call CDialog::OnPaint() for painting messages
}