337 lines
9.5 KiB
C++
337 lines
9.5 KiB
C++
/*
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=======================================================================================
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Name :progbar.cpp
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Author :Vincent Lhullier Date :15/07/97
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Description :A beautiful progress bar
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=======================================================================================
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Modification -> Author : Date :
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Description :
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=======================================================================================
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*/
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/*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~*/
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#include "stdafx.h"
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#include "mngdata5.h"
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#include "progbar.h"
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/*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~*/
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#ifdef _DEBUG
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#define new DEBUG_NEW
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#undef THIS_FILE
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static char THIS_FILE[] = __FILE__;
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#endif
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/*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~*/
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/*
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=======================================================================================
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CMyProgressBar implementation
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=======================================================================================
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*/
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/*
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----------------------------------------------------------------------------------------
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Description : constructor
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----------------------------------------------------------------------------------------
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*/
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CMyProgressBar::CMyProgressBar()
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{
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m_bInit = FALSE;
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}
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/*
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----------------------------------------------------------------------------------------
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Description : destructor
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----------------------------------------------------------------------------------------
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*/
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CMyProgressBar::~CMyProgressBar()
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{
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}
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/*
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----------------------------------------------------------------------------------------
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Description : message map
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----------------------------------------------------------------------------------------
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*/
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BEGIN_MESSAGE_MAP(CMyProgressBar, CProgressCtrl)
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//{{AFX_MSG_MAP(CMyProgressBar)
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ON_WM_PAINT()
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//}}AFX_MSG_MAP
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END_MESSAGE_MAP()
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/*
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=======================================================================================
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CMyProgressBar message handlers
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=======================================================================================
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*/
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/*
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----------------------------------------------------------------------------------------
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Description : WM_PAINT Message
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----------------------------------------------------------------------------------------
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*/
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void CMyProgressBar::OnPaint()
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{
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RECT stWinRect;
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RECT stDrawRect;
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int iCol;
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CPaintDC dc(this); // device context for painting
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GetClientRect( &stWinRect );
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stDrawRect = stWinRect;
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iCol = (stDrawRect.right * OffsetPos(0)) / (m_iEnd - m_iStart + 1);
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if ( iCol > 256 )
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{
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stDrawRect.right = iCol - 257;
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dc.FillSolidRect( &stDrawRect, m_xForegroundColor );
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dc.BitBlt( iCol - 256, 0, 256, stDrawRect.bottom, &m_oDC, 0, 0, SRCCOPY );
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}
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else
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{
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dc.BitBlt( 0, 0, iCol, stDrawRect.bottom, &m_oDC, 256 - iCol, 0, SRCCOPY );
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}
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if ( m_cNumberOfFrames )
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{
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dc.BitBlt( iCol - m_cFrameWidth, 0, m_cFrameWidth, stDrawRect.bottom, &m_oAnimDC, m_cCurrentFrame * m_cFrameWidth, 0, SRCINVERT );
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m_cCurrentFrame = (m_cCurrentFrame + 1) % m_cNumberOfFrames;
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}
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stDrawRect.left = iCol + 1;
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stDrawRect.right = stWinRect.right;
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dc.FillSolidRect( &stDrawRect, m_xBackgroundColor );
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}
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/*
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=======================================================================================
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Specific functions
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=======================================================================================
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*/
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/*
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----------------------------------------------------------------------------------------
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Description : set range of progression
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_iStart -> beginning value
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_iEnd -> end value
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----------------------------------------------------------------------------------------
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*/
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void CMyProgressBar::m_fn_vSetRange( int _iStart, int _iEnd )
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{
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m_iStart = _iStart;
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m_iEnd = _iEnd;
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SetRange( _iStart, _iEnd );
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}
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/*
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----------------------------------------------------------------------------------------
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Description : initialize DC and bitmap to draw
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----------------------------------------------------------------------------------------
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*/
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void CMyProgressBar::m_fn_vInitDC( void )
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{
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if (!m_bInit)
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{
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RECT stRect;
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GetClientRect( &stRect );
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m_oDC.CreateCompatibleDC( GetDC() );
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m_oBitmap.CreateCompatibleBitmap( GetDC() , 256, stRect.bottom );
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m_oDC.SelectObject( &m_oBitmap );
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m_oAnimDC.CreateCompatibleDC( GetDC() );
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m_oAnimBitmap.CreateCompatibleBitmap( GetDC() , 256, stRect.bottom );
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m_oAnimDC.SelectObject( &m_oBitmap );
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m_cNumberOfFrames = 0;
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m_bInit = TRUE;
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}
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}
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/*
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----------------------------------------------------------------------------------------
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Description : set position of progression to beginning value, change drawing type
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----------------------------------------------------------------------------------------
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*/
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void CMyProgressBar::m_fn_vReinit( void )
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{
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SetPos( m_iStart );
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}
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/*
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=======================================================================================
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function to prepare drawing
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=======================================================================================
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*/
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/*
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----------------------------------------------------------------------------------------
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Description : colored bar with random color value
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_xBackground -> background color
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----------------------------------------------------------------------------------------
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*/
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void CMyProgressBar::m_fn_vInitDrawing( COLORREF _xBackground )
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{
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char cColor;
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int a_iColor[3];
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//srand( (unsigned) time ( NULL ) );
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for (cColor = 0; cColor < 3; cColor ++ )
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{
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a_iColor[ cColor ] = (rand() % 3) - 2;
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if (a_iColor[ cColor ] == 0)
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a_iColor[ cColor ] = rand() & 0xFF;
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}
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m_fn_vInitDrawing( a_iColor[0], a_iColor[1], a_iColor[2], _xBackground );
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}
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/*
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----------------------------------------------------------------------------------------
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Description : colored bar with given color
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_iRed -> red value (-2 = increasing, -1 = decreasing)
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_iGreen -> green value
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_iBlue -> blue value
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_xBackground -> background color
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----------------------------------------------------------------------------------------
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*/
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void CMyProgressBar::m_fn_vInitDrawing( int _iRed, int _iGreen, int _iBlue, COLORREF _xBackground )
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{
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char cColor;
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int iColor;
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unsigned char ucColor[3];
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int a_iColor[3];
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RECT stRect;
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a_iColor[0] = _iRed;
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a_iColor[1] = _iGreen;
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a_iColor[2] = _iBlue;
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m_fn_vInitDC();
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for (cColor = 0; cColor < 3; cColor ++ )
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{
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if (a_iColor[ cColor ] == -2)
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ucColor[ cColor ] = (unsigned char) 0xFF;
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else if (a_iColor[ cColor ] == -1)
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ucColor[ cColor ] = (unsigned char) 0x7F;
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else
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ucColor[ cColor ] = (unsigned char) a_iColor[ cColor ];
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}
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m_xBackgroundColor = _xBackground;
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m_xForegroundColor = RGB( ucColor[0], ucColor[1], ucColor[2] );
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GetClientRect( &stRect );
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stRect.left = 0;
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stRect.right = 2;
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for (iColor = 0; iColor < 128; iColor ++)
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{
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m_oDC.FillSolidRect( &stRect, RGB( ucColor[0], ucColor[1], ucColor[2] ) );
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for (cColor = 0; cColor < 3; cColor++)
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{
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if (a_iColor[ cColor ] == -2)
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ucColor[ cColor ]--;
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else if (a_iColor[ cColor ] == -1)
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ucColor[ cColor ]++;
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}
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stRect.left += 2;
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stRect.right += 2;
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}
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}
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/*
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----------------------------------------------------------------------------------------
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Description : draw a bitmap
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uiBitmap -> id of bimap
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_xForeground -> foreground color
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_xBackground -> background color
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----------------------------------------------------------------------------------------
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*/
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void CMyProgressBar::m_fn_vInitDrawing( UINT _uiBitmap, COLORREF _xForeground, COLORREF _xBackground )
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{
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m_fn_vInitDC();
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m_oBitmap.DeleteObject();
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m_oBitmap.LoadBitmap( _uiBitmap );
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m_oDC.SelectObject( &m_oBitmap );
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m_xBackgroundColor = _xBackground;
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m_xForegroundColor = _xForeground;
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}
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void CMyProgressBar::m_fn_vInitDrawing( tdstProgressBarDrawingData *_p_stPBDD )
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{
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float a_fColor[3];
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float a_fDelta[3];
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RECT stRect;
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unsigned char cColor;
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m_fn_vInitDC();
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m_xBackgroundColor = _p_stPBDD->xBackColor;
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m_xForegroundColor = _p_stPBDD->xTailColor;
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a_fColor[0] = (float) GetRValue( _p_stPBDD->xTailColor );
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a_fColor[1] = (float) GetGValue( _p_stPBDD->xTailColor );
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a_fColor[2] = (float) GetBValue( _p_stPBDD->xTailColor );
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a_fDelta[0] = ((float) GetRValue(_p_stPBDD->xHeadColor) - a_fColor[0]) / 128;
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a_fDelta[1] = ((float) GetGValue(_p_stPBDD->xHeadColor) - a_fColor[1]) / 128;
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a_fDelta[2] = ((float) GetBValue(_p_stPBDD->xHeadColor) - a_fColor[2]) / 128;
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GetClientRect( &stRect );
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stRect.left = 0;
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stRect.right = 2;
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for (cColor = 0; cColor < 128; cColor ++)
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{
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m_oDC.FillSolidRect( &stRect, RGB( (char) a_fColor[0], (char) a_fColor[1], (float) a_fColor[2] ) );
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a_fColor[0] += a_fDelta[0];
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a_fColor[1] += a_fDelta[1];
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a_fColor[2] += a_fDelta[2];
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stRect.left += 2;
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stRect.right += 2;
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}
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if ( *_p_stPBDD->szText != 0)
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{
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stRect.left = stRect.top = 0;
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stRect.bottom = 20;
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stRect.right = 256 - ( (_p_stPBDD->cAnimNbFrames == 0 ) ? 0 : _p_stPBDD->cAnimFrameWidth );
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m_oDC.SetTextColor( _p_stPBDD->xTextColor );
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m_oDC.SetBkMode( TRANSPARENT );
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m_oDC.DrawText( _p_stPBDD->szText, strlen(_p_stPBDD->szText), &stRect, DT_VCENTER | DT_RIGHT );
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}
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m_fn_vInitAnim( _p_stPBDD->uiAnimBitmap, _p_stPBDD->cAnimNbFrames, _p_stPBDD->cAnimFrameWidth );
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}
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void CMyProgressBar::m_fn_vInitAnim( UINT _uiBitmap, char _cFrame, char _cFrameWidth )
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{
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if ( (m_cNumberOfFrames = _cFrame) == 0)
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return;
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m_cFrameWidth = _cFrameWidth;
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m_fn_vInitDC();
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m_oAnimBitmap.DeleteObject();
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m_oAnimBitmap.LoadBitmap( _uiBitmap );
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m_oAnimDC.SelectObject( &m_oAnimBitmap );
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m_cCurrentFrame = 0;
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}
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