////////////////////////////////////////////////////////////////
// CAniButton Animated button
// (c) Oscar  oscarko@cyberus.ca
// 


#include "stdafx.h"
#include "AniButton.h"

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

/////////////////////////////////////////////////////////////////////////////
// CAniButton

CAniButton::CAniButton()
{
    m_nAniID = 0;
    m_bPlaying = FALSE;
}

CAniButton::~CAniButton()
{
}


BEGIN_MESSAGE_MAP(CAniButton, CButton)
	//{{AFX_MSG_MAP(CAniButton)
	ON_WM_MOUSEMOVE()
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

BOOL CAniButton::Create( LPCTSTR lpszCaption, DWORD dwStyle, const RECT& rect, CWnd* pParentWnd, UINT nID )
{
    BOOL m_bSucess = CButton::Create( lpszCaption,dwStyle,rect, pParentWnd, nID );
    return m_bSucess;
}

/////////////////////////////////////////////////////////////////////////////
// CAniButton message handlers

void CAniButton::DrawItem(LPDRAWITEMSTRUCT lpDrawItemStruct)
{
    CRect rect;
    GetClientRect(rect);

    if (!::IsWindow(m_AnimateCtrl))
    {
       m_AnimateCtrl.Create(WS_CHILD |WS_VISIBLE,rect,this,0);
       m_AnimateCtrl.Open(m_nAniID);
       m_AnimateCtrl.GetClientRect(rect);

   	   VERIFY(SetWindowPos(NULL, -1, -1, rect.Width()+4, rect.Height()+4,
		SWP_NOMOVE|SWP_NOZORDER|SWP_NOREDRAW|SWP_NOACTIVATE));

       rect.OffsetRect(2,2);
       
       m_AnimateCtrl.MoveWindow(rect); 
       //m_AnimateCtrl.Play(0,-1,1);
    }

    CDC* pDC = CDC::FromHandle(lpDrawItemStruct->hDC);
	UINT nState = lpDrawItemStruct->itemState;
    CRect buttonRect;
    GetClientRect(buttonRect);

  	if (IsWindowEnabled())
		nState &= ~ODS_DISABLED;
	else
		nState |= ODS_DISABLED;

    DrawButton(pDC, nState, buttonRect);
}

void CAniButton::LoadAVI(UINT nAniID)
{
    m_nAniID =nAniID;
}

//Draw the button borders
void CAniButton::DrawButton(CDC* pDC, UINT nState, CRect rect)
{
    COLORREF upCol,downCol,edgeCol;
    edgeCol=RGB(0,0,0);
    BOOL bRevers = FALSE;

	if ((nState & ODS_SELECTED) == ODS_SELECTED)
	{
		//  Pressed 
        upCol=RGB(0,0,0);
        edgeCol=RGB(128,128,128);
        downCol=RGB(0,0,0);
        bRevers = TRUE;

    }
	else if ((nState & ODS_DISABLED) == ODS_DISABLED)
	{
		// Disabled// in the future maybe
	}
	else
    {   // Normal
        upCol=RGB(255,255,255);
        downCol=RGB(128,128,128);
	}

    CPen* pOldPen = NULL;

    BOOL pen1Created;
    CPen pen1;
    BOOL pen2Created;
    CPen pen2;


    if (pen1Created = pen1.CreatePen(PS_SOLID, 1, upCol))  
        pOldPen = pDC->SelectObject( &pen1 );

    pDC->MoveTo(1,rect.Height()-1);
    pDC->LineTo(1,1);                                                             
    pDC->LineTo(rect.Width()-1,1);
    pDC->MoveTo(0,rect.Height()-1);
    pDC->LineTo(0,0);                                                             
    pDC->LineTo(rect.Width()-1,0);

    if (pen2Created = pen2.CreatePen(PS_SOLID, 1, downCol))  
    {
        pDC->SelectObject( &pen2 );
    }
    
    if (pen1Created) pen1.DeleteObject();
        pen1Created = FALSE;

    pDC->MoveTo(rect.Width()-1,0);
    pDC->LineTo(rect.Width()-1,rect.Height()-1);
    pDC->LineTo(0,rect.Height()-1);
    pDC->MoveTo(rect.Width()-2,1);
    pDC->LineTo(rect.Width()-2,rect.Height()-2);
    pDC->LineTo(0,rect.Height()-2);

    if (pen2Created) pen2.DeleteObject();
        pen2Created = FALSE;

    if (pen1Created = pen1.CreatePen(PS_SOLID, 1, edgeCol)) 
        pOldPen = pDC->SelectObject( &pen1 );

    if (bRevers)
    {
        pDC->MoveTo(1,rect.Height()-2);
        pDC->LineTo(1,1);                                                             
        pDC->LineTo(rect.Width()-2,1);
    }
    else
    {
        pDC->MoveTo(rect.Width()-1,0);
        pDC->LineTo(rect.Width()-1,rect.Height()-1);
        pDC->LineTo(-1,rect.Height()-1);
    }

    if (pen1Created) pen1.DeleteObject();
        pen1Created = FALSE;

    if (pOldPen != NULL) pDC->SelectObject( pOldPen );

}


void CAniButton::OnMouseMove(UINT nFlags, CPoint point) 
{

    ClientToScreen(&point);
	CRect rcWindow;
	GetWindowRect(rcWindow);
	BOOL bNewMouseOverButton = rcWindow.PtInRect(point);

    unsigned long nROnly = ES_READONLY;

    BOOL bTest = (GetStyle() &  nROnly) != nROnly;

	if (bNewMouseOverButton && IsWindowEnabled() && bTest)
    {
        if (::IsWindow(m_AnimateCtrl) && !m_bPlaying)
        {
            m_AnimateCtrl.Play(0,-1,1);
            m_bPlaying = TRUE;
            SetCapture();
        }
    }
    else
    {
        m_bPlaying = FALSE;
        ReleaseCapture();
    }
	CButton::OnMouseMove(nFlags, point);
}