CatchCulator

// Author: Dr. Mircea Puiu
// Created on: October 2005 for CodeProject
//
// StaticDisplay.cpp : implementation file
//

#include "stdafx.h"
#include "CatchCulator.h"
#include "StaticDisplay.h"

#include "DisplayFormatDlg.h"
#include "CatchCulatorDlg.h"

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

/////////////////////////////////////////////////////////////////////////////
// CStaticDisplay

CStaticDisplay::CStaticDisplay()
{
	ID = 1;
	m_strDisplayFormat = "%.5lf";
}

CStaticDisplay::~CStaticDisplay()
{
}


BEGIN_MESSAGE_MAP(CStaticDisplay, CStatic)
	//{{AFX_MSG_MAP(CStaticDisplay)
	ON_WM_PAINT()
	ON_WM_RBUTTONDOWN()
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CStaticDisplay message handlers

void CStaticDisplay::OnPaint() 
{
	CPaintDC dc(this); // device context for painting
	char	chCaption[256];

	// Create the script dialog (only once)
	if ( !m_dlgScript.GetSafeHwnd() )
	{
		sprintf(chCaption, " Script > D%d", ID);
		m_dlgScript.m_strCaption = chCaption;
		m_dlgScript.Create(IDD_DIALOG_SCRIPT);
	}
	
	// TODO: Add your message handler code here
	CDC			memDC;
	CBitmap		*oldB, B;
	CRect		rcControl;
	CString		strText;
	UINT		oldTA;
	int			w, h, oldBkMode;

	// Create the memory resources
	memDC.CreateCompatibleDC(&dc);
	GetClientRect(&rcControl);
	w = rcControl.Width();
	h = rcControl.Height();
	switch ( ID )
	{
		case 1:		B.LoadBitmap(IDB_BITMAP_D1);	break;
		case 2:		B.LoadBitmap(IDB_BITMAP_D2);	break;
		case 3:		B.LoadBitmap(IDB_BITMAP_D3);	break;
		default:	B.LoadBitmap(IDB_BITMAP_D1);
	}
	oldB = (CBitmap *)memDC.SelectObject(&B);
	oldBkMode = memDC.SetBkMode(TRANSPARENT);
	oldTA = memDC.SetTextAlign(TA_RIGHT);

	// Write the text
	memDC.TextOut(w - 4, 5, m_strDisplay);

	// Put everything on the screen
	dc.BitBlt(0, 0, w, h, &memDC, 0, 0, SRCCOPY);
	// Clean the garbage
	memDC.SetBkMode(oldBkMode);
	memDC.SetTextAlign(oldTA);
	if ( oldB ) memDC.SelectObject(oldB);
	B.DeleteObject();
	ReleaseDC(&memDC);
}

void CStaticDisplay::OnRButtonDown(UINT nFlags, CPoint point) 
{
	CDisplayFormatDlg	dlgFormat;
	CCatchCulatorDlg	*pMain = (CCatchCulatorDlg *)AfxGetMainWnd();

	if ( nFlags == MK_RBUTTON )
	{
		// Erase the display
		m_strDisplay = "";
		Invalidate(FALSE);
	}
	else if ( nFlags == (MK_RBUTTON | MK_CONTROL) )
	{
		// Show the script for this display
		m_dlgScript.ShowWindow(SW_SHOW);
	}
	else if ( nFlags == (MK_RBUTTON | MK_SHIFT) )
	{
		// Change the display format
		dlgFormat.m_nDisplayID = ID;
		dlgFormat.m_strCrtFormat = m_strDisplayFormat;
		if ( dlgFormat.DoModal() == IDOK )
		{
			m_strDisplayFormat = dlgFormat.m_strNewDisplayFormat;
			if ( pMain ) pMain->UpdateDisplay(ID);
		}
	}
	
	CStatic::OnRButtonDown(nFlags, point);
}