void MScrollView::VScroll(int nSB_, int nPos)
{
SCROLLINFO si;
si.cbSize = sizeof(si);
si.fMask = SIF_ALL;
GetVScrollInfo(&si);
switch (nSB_)
{
case SB_TOP:
SetVScrollPos(0);
break;
case SB_BOTTOM:
SetVScrollPos(si.nMax - si.nPage);
break;
case SB_LINELEFT:
SetVScrollPos(si.nPos - 16);
break;
case SB_LINERIGHT:
SetVScrollPos(si.nPos + 16);
break;
case SB_PAGELEFT:
SetVScrollPos(si.nPos - si.nPage);
break;
case SB_PAGERIGHT:
SetVScrollPos(si.nPos + si.nPage);
break;
case SB_THUMBPOSITION:
case SB_THUMBTRACK:
SetVScrollPos(nPos);
break;
}
ScrollPos().y = GetVScrollPos();
UpdateAll();
}
void
ESSimpleRenderView::OnPaintClient(_DC *pDC, _Rect* pRectDC, _Rect* pRectClient){
ESChildScrollView::OnPaintClient(pDC, pRectDC, pRectClient);
_Rect rcControlDC, rcInvalid;
_Rect rRect = GetClientRect();
rcControlDC.left = (rRect.left - pRectClient->left) + pRectDC->left;
rcControlDC.top = (rRect.top - pRectClient->top) + pRectDC->top;
rcControlDC.right = rcControlDC.left + rRect.Width();
rcControlDC.bottom = rcControlDC.top + rRect.Height();
rcControlDC.DeflateRect(m_nBorderWidth, m_nBorderWidth, m_nBorderWidth, m_nBorderWidth);
if( m_pVScroll && m_pVScroll->IsVisible() )
rcControlDC.right -= m_pVScroll->GetClientWidth();
_Point ptOffset(rcControlDC.left, rcControlDC.top);
_Rect rcLineDC, rcDrawDC;
int nScrollPos = GetVScrollPos();
m_pTopLine = GetLineByOffset(nScrollPos);
if( m_pTopLine )
m_nTopOffsetY = nScrollPos;
else
m_nTopOffsetY = 0;
RenderLine* pLine = m_pTopLine;
if( !pLine )
pLine = m_pRootLine->m_pNextLine;
int nLineIndex = 0;
// CPen penBorder(PS_SOLID, 1, m_crLineBorder);
// CPen* penOld = pDC->SelectObject(&penBorder);
// CBrush brushClr1(m_crLine1);
// CBrush brushClr2(m_crLine2);
while( pLine ){
rcLineDC.left = ptOffset.x;
rcLineDC.top = ptOffset.y - m_nTopOffsetY;
rcLineDC.right = rcControlDC.right;
rcLineDC.bottom = rcLineDC.top + pLine->m_szLine.cy;
rcDrawDC = rcControlDC&rcLineDC;
if( !rcDrawDC.IsRectEmpty() ){
if( m_bLineColors ){
_Rect rcFillLine = rcDrawDC;
if( rcLineDC.top == rcDrawDC.top && nLineIndex ){
// pDC->MoveTo(rcDrawDC.left, rcDrawDC.top);
// pDC->LineTo(rcDrawDC.right, rcDrawDC.top);
rcFillLine.top ++;
}
// Completely visible last line.
if( !pLine->m_pNextLine && rcLineDC.bottom == rcDrawDC.bottom ){
// pDC->MoveTo(rcDrawDC.left, rcDrawDC.bottom-1);
// pDC->LineTo(rcDrawDC.right, rcDrawDC.bottom-1);
rcFillLine.bottom --;
}
pDC->FillSolidRect(rcFillLine, ((nLineIndex%2) ? m_crLine2 : m_crLine1));
}
pLine->Draw(pDC, rcLineDC, rcDrawDC, this);
}
pLine = pLine->m_pNextLine;
ptOffset.y += rcLineDC.Height();
if( ptOffset.y >= (rcControlDC.bottom + m_nTopOffsetY) )
break;
nLineIndex ++;
}
// penBorder.DeleteObject();
// brushClr1.DeleteObject();
// brushClr2.DeleteObject();
}
