rgbcolorview.cpp

I used MFC. that code is not perfect and have some problem. But its function is Ok. You just fix

// RGBcolorView.cpp : implementation of the CRGBcolorView class
//

#include "stdafx.h"
#include "RGBcolor.h"

#include "RGBcolorDoc.h"
#include "RGBcolorView.h"

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

/////////////////////////////////////////////////////////////////////////////
// CRGBcolorView

IMPLEMENT_DYNCREATE(CRGBcolorView, CScrollView)

BEGIN_MESSAGE_MAP(CRGBcolorView, CScrollView)
	//{{AFX_MSG_MAP(CRGBcolorView)
	ON_COMMAND(ID_CovertYIQ, OnCovertYIQ)
	//}}AFX_MSG_MAP
	// Standard printing commands
	ON_COMMAND(ID_FILE_PRINT, CScrollView::OnFilePrint)
	ON_COMMAND(ID_FILE_PRINT_DIRECT, CScrollView::OnFilePrint)
	ON_COMMAND(ID_FILE_PRINT_PREVIEW, CScrollView::OnFilePrintPreview)
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CRGBcolorView construction/destruction

CRGBcolorView::CRGBcolorView()
{
	// TODO: add construction code here

}

CRGBcolorView::~CRGBcolorView()
{
}

BOOL CRGBcolorView::PreCreateWindow(CREATESTRUCT& cs)
{
	// TODO: Modify the Window class or styles here by modifying
	//  the CREATESTRUCT cs

	return CScrollView::PreCreateWindow(cs);
}

/////////////////////////////////////////////////////////////////////////////
// CRGBcolorView drawing

void CRGBcolorView::OnDraw(CDC* pDC)
{
	CRGBcolorDoc* pDoc = GetDocument();
	ASSERT_VALID(pDoc);
	// TODO: add draw code for native data here
//RGB color 
	for(int y=0;y<256;y++)
		for(int x=0;x<256;x++)
			pDC->SetPixel(x,y,RGB(pDoc->r_Img[y][x],pDoc->g_Img[y][x],pDoc->b_Img[y][x]));

	for(y=0;y<256;y++)
		for(int x=0;x<256;x++)
			pDC->SetPixel(x+300,y,RGB(pDoc->r_Img[y][x],pDoc->r_Img[y][x],pDoc->r_Img[y][x]));

	for(y=0;y<256;y++)
		for(int x=0;x<256;x++)
			pDC->SetPixel(x+600,y,RGB(pDoc->g_Img[y][x],pDoc->g_Img[y][x],pDoc->g_Img[y][x]));

	for(y=0;y<256;y++)
		for(int x=0;x<256;x++)
			pDC->SetPixel(x+900,y,RGB(pDoc->b_Img[y][x],pDoc->b_Img[y][x],pDoc->b_Img[y][x]));
//YIQ color
	for(y=0;y<256;y++)
		for(int x=0;x<256;x++)
			pDC->SetPixel(x,y+300,RGB(pDoc->y_Img[y][x],pDoc->i_Img[y][x],pDoc->q_Img[y][x]));

	for(y=0;y<256;y++)
		for(int x=0;x<256;x++)
			pDC->SetPixel(x+300,y+300,RGB(pDoc->y_Img[y][x],pDoc->y_Img[y][x],pDoc->y_Img[y][x]));

	for(y=0;y<256;y++)
		for(int x=0;x<256;x++)
			pDC->SetPixel(x+600,y+300,RGB(pDoc->i_Img[y][x],pDoc->i_Img[y][x],pDoc->i_Img[y][x]));

	for(y=0;y<256;y++)
		for(int x=0;x<256;x++)
			pDC->SetPixel(x+900,y+300,RGB(pDoc->q_Img[y][x],pDoc->q_Img[y][x],pDoc->q_Img[y][x]));



}

void CRGBcolorView::OnInitialUpdate()
{
	CScrollView::OnInitialUpdate();

	CSize sizeTotal;
	// TODO: calculate the total size of this view
	sizeTotal.cx =  2048;
	sizeTotal.cy =	1024;
	SetScrollSizes(MM_TEXT, sizeTotal);
}

/////////////////////////////////////////////////////////////////////////////
// CRGBcolorView printing

BOOL CRGBcolorView::OnPreparePrinting(CPrintInfo* pInfo)
{
	// default preparation
	return DoPreparePrinting(pInfo);
}

void CRGBcolorView::OnBeginPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/)
{
	// TODO: add extra initialization before printing
}

void CRGBcolorView::OnEndPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/)
{
	// TODO: add cleanup after printing
}

/////////////////////////////////////////////////////////////////////////////
// CRGBcolorView diagnostics

#ifdef _DEBUG
void CRGBcolorView::AssertValid() const
{
	CScrollView::AssertValid();
}

void CRGBcolorView::Dump(CDumpContext& dc) const
{
	CScrollView::Dump(dc);
}

CRGBcolorDoc* CRGBcolorView::GetDocument() // non-debug version is inline
{
	ASSERT(m_pDocument->IsKindOf(RUNTIME_CLASS(CRGBcolorDoc)));
	return (CRGBcolorDoc*)m_pDocument;
}
#endif //_DEBUG

/////////////////////////////////////////////////////////////////////////////
// CRGBcolorView message handlers

void CRGBcolorView::OnCovertYIQ() 
{
	// TODO: Add your command handler code here

	CRGBcolorDoc* pDoc;
	
	pDoc=GetDocument();
	ASSERT_VALID(pDoc);

	pDoc->ConverYIQ();

	Invalidate(FALSE);
	
}