dicectl.cpp

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// DiceCtl.cpp : Implementation of the CDiceCtrl ActiveX Control class.

#include "stdafx.h"
#include "dice.h"
#include "DiceCtl.h"
#include "DicePpg.h"


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

#define TIMER_ROLLING 1
#define TIMER_UPDATE  2

IMPLEMENT_DYNCREATE(CDiceCtrl, COleControl)


/////////////////////////////////////////////////////////////////////////////
// Message map

BEGIN_MESSAGE_MAP(CDiceCtrl, COleControl)
	//{{AFX_MSG_MAP(CDiceCtrl)
	ON_WM_LBUTTONDOWN()
	ON_WM_LBUTTONUP()
	ON_WM_TIMER()
	//}}AFX_MSG_MAP
	ON_MESSAGE(OCM_COMMAND, OnOcmCommand)
//	ON_OLEVERB(AFX_IDS_VERB_EDIT, OnEdit)
	ON_OLEVERB(AFX_IDS_VERB_PROPERTIES, OnProperties)
END_MESSAGE_MAP()


/////////////////////////////////////////////////////////////////////////////
// Dispatch map

BEGIN_DISPATCH_MAP(CDiceCtrl, COleControl)
	//{{AFX_DISPATCH_MAP(CDiceCtrl)
	DISP_PROPERTY_NOTIFY(CDiceCtrl, "RollingInterval", m_rollingInterval, OnRollingIntervalChanged, VT_I4)
	DISP_PROPERTY_NOTIFY(CDiceCtrl, "BallColor", m_ballColor, OnBallColorChanged, VT_COLOR)
	DISP_PROPERTY_NOTIFY(CDiceCtrl, "PanelColor", m_panelColor, OnPanelColorChanged, VT_COLOR)
	DISP_FUNCTION(CDiceCtrl, "StartRolling", StartRolling, VT_EMPTY, VTS_I2)
	//}}AFX_DISPATCH_MAP
	DISP_FUNCTION_ID(CDiceCtrl, "AboutBox", DISPID_ABOUTBOX, AboutBox, VT_EMPTY, VTS_NONE)
END_DISPATCH_MAP()


/////////////////////////////////////////////////////////////////////////////
// Event map

BEGIN_EVENT_MAP(CDiceCtrl, COleControl)
	//{{AFX_EVENT_MAP(CDiceCtrl)
	EVENT_CUSTOM("FinishRolling", FireFinishRolling, VTS_I2)
	//}}AFX_EVENT_MAP
END_EVENT_MAP()


/////////////////////////////////////////////////////////////////////////////
// Property pages

// TODO: Add more property pages as needed.  Remember to increase the count!
BEGIN_PROPPAGEIDS(CDiceCtrl, 1)
	PROPPAGEID(CDicePropPage::guid)
END_PROPPAGEIDS(CDiceCtrl)


/////////////////////////////////////////////////////////////////////////////
// Initialize class factory and guid

IMPLEMENT_OLECREATE_EX(CDiceCtrl, "DICE.DiceCtrl.1",
	0xb2e07673, 0xf099, 0x47c1, 0x90, 0xcb, 0x71, 0x72, 0x69, 0x1, 0x7e, 0xa1)


/////////////////////////////////////////////////////////////////////////////
// Type library ID and version

IMPLEMENT_OLETYPELIB(CDiceCtrl, _tlid, _wVerMajor, _wVerMinor)


/////////////////////////////////////////////////////////////////////////////
// Interface IDs

const IID BASED_CODE IID_DDice =
		{ 0x5823d2f6, 0x2688, 0x49f9, { 0x81, 0xbf, 0xf2, 0xc5, 0x82, 0x4e, 0xe3, 0x92 } };
const IID BASED_CODE IID_DDiceEvents =
		{ 0x43589c22, 0xdca3, 0x4028, { 0x97, 0x9c, 0x6f, 0xe5, 0xd6, 0x60, 0xe2, 0x12 } };


/////////////////////////////////////////////////////////////////////////////
// Control type information

static const DWORD BASED_CODE _dwDiceOleMisc =
	OLEMISC_SIMPLEFRAME |
	OLEMISC_ACTIVATEWHENVISIBLE |
	OLEMISC_SETCLIENTSITEFIRST |
	OLEMISC_INSIDEOUT |
	OLEMISC_CANTLINKINSIDE |
	OLEMISC_RECOMPOSEONRESIZE;

IMPLEMENT_OLECTLTYPE(CDiceCtrl, IDS_DICE, _dwDiceOleMisc)


/////////////////////////////////////////////////////////////////////////////
// CDiceCtrl::CDiceCtrlFactory::UpdateRegistry -
// Adds or removes system registry entries for CDiceCtrl

BOOL CDiceCtrl::CDiceCtrlFactory::UpdateRegistry(BOOL bRegister)
{
	// TODO: Verify that your control follows apartment-model threading rules.
	// Refer to MFC TechNote 64 for more information.
	// If your control does not conform to the apartment-model rules, then
	// you must modify the code below, changing the 6th parameter from
	// afxRegApartmentThreading to 0.

	if (bRegister)
		return AfxOleRegisterControlClass(
			AfxGetInstanceHandle(),
			m_clsid,
			m_lpszProgID,
			IDS_DICE,
			IDB_DICE,
			afxRegApartmentThreading,
			_dwDiceOleMisc,
			_tlid,
			_wVerMajor,
			_wVerMinor);
	else
		return AfxOleUnregisterClass(m_clsid, m_lpszProgID);
}


/////////////////////////////////////////////////////////////////////////////
// CDiceCtrl::CDiceCtrl - Constructor

CDiceCtrl::CDiceCtrl()
{
	InitializeIIDs(&IID_DDice, &IID_DDiceEvents);

	EnableSimpleFrame();

	// TODO: Initialize your control's instance data here.
	rolling=FALSE;
	timeStart=0;
	srand(time(NULL));
	m_ballColor = 0x00FF00;
	m_rollingInterval = 500;
	m_panelColor = 0xFF00FF;
}


/////////////////////////////////////////////////////////////////////////////
// CDiceCtrl::~CDiceCtrl - Destructor

CDiceCtrl::~CDiceCtrl()
{
	// TODO: Cleanup your control's instance data here.
}


/////////////////////////////////////////////////////////////////////////////
// CDiceCtrl::OnDraw - Drawing function

void CDiceCtrl::OnDraw(
			CDC* pdc, const CRect& rcBounds, const CRect& rcInvalid)
{
	
	if (rolling) //如果骰子正在滚动，重新绘制控件
		UpdatePicture();
	else         //否则调用系统函数
		DoSuperclassPaint(pdc, rcBounds);
}


/////////////////////////////////////////////////////////////////////////////
// CDiceCtrl::DoPropExchange - Persistence support

void CDiceCtrl::DoPropExchange(CPropExchange* pPX)
{
	ExchangeVersion(pPX, MAKELONG(_wVerMinor, _wVerMajor));
	COleControl::DoPropExchange(pPX);

	// TODO: Call PX_ functions for each persistent custom property.

}


/////////////////////////////////////////////////////////////////////////////
// CDiceCtrl::OnResetState - Reset control to default state

void CDiceCtrl::OnResetState()
{
	COleControl::OnResetState();  // Resets defaults found in DoPropExchange

	// TODO: Reset any other control state here.
}


/////////////////////////////////////////////////////////////////////////////
// CDiceCtrl::AboutBox - Display an "About" box to the user

void CDiceCtrl::AboutBox()
{
	CDialog dlgAbout(IDD_ABOUTBOX_DICE);
	dlgAbout.DoModal();
}


/////////////////////////////////////////////////////////////////////////////
// CDiceCtrl::PreCreateWindow - Modify parameters for CreateWindowEx

BOOL CDiceCtrl::PreCreateWindow(CREATESTRUCT& cs)
{
	cs.lpszClass = _T("BUTTON");
	return COleControl::PreCreateWindow(cs);
}


/////////////////////////////////////////////////////////////////////////////
// CDiceCtrl::IsSubclassedControl - This is a subclassed control

BOOL CDiceCtrl::IsSubclassedControl()
{
	return TRUE;
}


/////////////////////////////////////////////////////////////////////////////
// CDiceCtrl::OnOcmCommand - Handle command messages

LRESULT CDiceCtrl::OnOcmCommand(WPARAM wParam, LPARAM lParam)
{
#ifdef _WIN32
	WORD wNotifyCode = HIWORD(wParam);
#else
	WORD wNotifyCode = HIWORD(lParam);
#endif

	// TODO: Switch on wNotifyCode here.

	return 0;
}


/////////////////////////////////////////////////////////////////////////////
// CDiceCtrl message handlers

void CDiceCtrl::OnRollingIntervalChanged() 
{
	// TODO: Add notification handler code
	if (m_rollingInterval<0 || m_rollingInterval>m_rollingSpan)
		m_rollingInterval=m_rollingSpan;

	SetModifiedFlag();
}

void CDiceCtrl::OnBallColorChanged() 
{
	// TODO: Add notification handler code
	if (m_panelColor<0 || m_panelColor>0xFFFFFF)
		m_panelColor=RGB(255,255,255);

	SetModifiedFlag();
}

void CDiceCtrl::OnPanelColorChanged() 
{
	// TODO: Add notification handler code
	if (m_panelColor<0 || m_panelColor>0xFFFFFF)
		m_panelColor=RGB(0,0,0);
	SetModifiedFlag();
}

void CDiceCtrl::StartRolling(short max) 
{
	// TODO: Add your dispatch handler code here
 	if (max<1 || max>100) max=3;
 	m_rollingSpan=(rand()%max)*1000+1000;
 	rolling=TRUE;

	KillTimer(TIMER_ROLLING);
 	KillTimer(TIMER_UPDATE);
 	SetTimer(TIMER_ROLLING,m_rollingSpan,NULL);
    SetTimer(TIMER_UPDATE,m_rollingInterval,NULL);
}

void CDiceCtrl::OnLButtonDown(UINT nFlags, CPoint point) 
{
	// TODO: Add your message handler code here and/or call default
	time(&timeStart);
	
	COleControl::OnLButtonDown(nFlags, point);
}

void CDiceCtrl::OnLButtonUp(UINT nFlags, CPoint point) 
{
	// TODO: Add your message handler code here and/or call default
    time_t time_end;
	time(&time_end);
	m_rollingSpan=(time_end-timeStart)*2000+1000;
	rolling=TRUE;
	KillTimer(TIMER_ROLLING);
	KillTimer(TIMER_UPDATE);
	SetTimer(TIMER_ROLLING,m_rollingSpan,NULL);
    SetTimer(TIMER_UPDATE,m_rollingInterval,NULL);
	
	COleControl::OnLButtonUp(nFlags, point);
}

void CDiceCtrl::OnTimer(UINT nIDEvent) 
{
	// TODO: Add your message handler code here and/or call default
	if (nIDEvent==TIMER_UPDATE)
	{
		UpdateState();
		UpdatePicture();
	}
	if (nIDEvent==TIMER_ROLLING)
	{
		KillTimer(TIMER_UPDATE);
		KillTimer(TIMER_ROLLING);
		rolling=FALSE;
		FireFinishRolling(state);
	}
	
	COleControl::OnTimer(nIDEvent);
}

void  CDiceCtrl::UpdatePicture(void)
{
	CDC* dc=GetDC();
	int oldDC=dc->SaveDC();
	RECT rect;
	GetClientRect(&rect);
    dc->SelectObject(&CPen(PS_SOLID,1,dc->GetBkColor()));
	dc->SelectObject(&CBrush(m_panelColor));
	dc->Rectangle(&rect);
	int cx=(rect.right-rect.left)/3;
	int cy=(rect.bottom-rect.top)/3;
	if (cx<cy) cy=cx;
	else cx=cy;
	POINT center;
	center.x=(rect.left+rect.right)/2;
	center.y=(rect.top+rect.bottom)/2;

    dc->SelectObject(&CPen(PS_SOLID,1,m_ballColor&m_panelColor));
	dc->SelectObject(&CBrush(m_ballColor));
	for (int i=0;i<3;i++)
		for (int j=0;j<3;j++)
		{
			if (!index[i][j]) continue;
			RECT rect1;
			rect1.left=center.x+(j*2-3)*cx/2;
			rect1.right=center.x+(j*2-1)*cx/2;
			rect1.top=center.y+(i*2-3)*cy/2;
			rect1.bottom=center.y+(i*2-1)*cy/2;
			dc->Ellipse(&rect1);
		}
	dc->RestoreDC(oldDC);
	ReleaseDC(dc);
}

void  CDiceCtrl::UpdateState()
{
	for (int i=0;i<3;i++)
		for (int j=0;j<3;j++)
			index[i][j]=FALSE;
	state=rand()%6+1;
	if (state>1)
	{
		index[0][0]=TRUE;
		index[2][2]=TRUE;
	}
	if (state>7)
	{
		index[0][1]=TRUE;
		index[2][1]=TRUE;
	}
	if (state>3)
	{
		index[0][2]=TRUE;
		index[2][0]=TRUE;
	}
	if (state>5)
	{
		index[1][0]=TRUE;
		index[1][2]=TRUE;
	}
	if (state%2==1)
		index[1][1]=TRUE;

}