//绘制子项
void CListCtrlEx::DrawSubItem(CDC *pDC, int nItem, int nSubItem, CRect &rSubItem)
{
CRect Temp=rSubItem;
DrawBkItem(pDC,nItem,rSubItem);
long Key = MAKELONG(nItem,nSubItem);
CRect DrawRect=rSubItem;
DrawRect.left++;
DrawRect.top++;
DrawRect.right--;
DrawRect.bottom--;
map<long,sItemStyle>::iterator it=m_ItemStyleMap.find(Key);
if(it != m_ItemStyleMap.end())
{
if(m_ShowVedio)
{
//绘制视频的新显示方式
DrawShowVedio(pDC,nItem,nSubItem,DrawRect,&it->second);
}
else
DrawByStyle(pDC,nItem,nSubItem,DrawRect,&it->second);
}
else
{
map<int,sItemStyle>::iterator ItemIt=m_ColumnStyleMap.find(nSubItem);
if(ItemIt != m_ColumnStyleMap.end())
{
DrawByStyle(pDC,nItem,nSubItem,DrawRect,&ItemIt->second);
}
}
}
void duSplitter::DrawObject(HDC hDC)
{
duRect rectSplitter;
Plugin_GetRect(this, &rectSplitter);
rectSplitter.OffsetRect(-rectSplitter.left, -rectSplitter.top);
DrawByStyle(this, GetStyle(), hDC, &rectSplitter, GetState(), GetText(), GetAlpha());
}
void duTreeCtrl::DrawObject(HDC hDC)
{
duRect rcTreeCtrl;
Plugin_GetRect(this, &rcTreeCtrl);
rcTreeCtrl.OffsetRect(-rcTreeCtrl.left, -rcTreeCtrl.top);
BITMAPINFO bmInfo;
BYTE *pBits;
HDC hMemDC = ::CreateCompatibleDC(hDC);
InitBitmapInfo(&bmInfo, rcTreeCtrl.Width(), rcTreeCtrl.Height());
HBITMAP hBmp = ::CreateDIBSection(hDC, &bmInfo, DIB_RGB_COLORS,(void**)&pBits, 0, 0);
HBITMAP hOldBitmap = (HBITMAP)::SelectObject(hMemDC, hBmp);
BLENDFUNCTION bf = {AC_SRC_OVER, 0, 255, AC_SRC_ALPHA};
::AlphaBlend(hMemDC, 0, 0, rcTreeCtrl.Width(), rcTreeCtrl.Height(), hDC, 0, 0, rcTreeCtrl.Width(), rcTreeCtrl.Height(), bf);
duStyleGroup *pStyleGroup = (duStyleGroup *)GetResObj(GetStyle(), DU_RES_STYLEGROUP);
if (pStyleGroup)
pStyleGroup->Draw(hMemDC, &rcTreeCtrl, GetState(), NULL, GetAlpha());
int nOffsetY = 0;
TreeCtrlItem *pFirstVisible = GetFirstVisibleItem(nOffsetY);
if (pFirstVisible == NULL || pFirstVisible == m_pRoot)
return;
duRect rcClient = _GetClientRect();
POINT ptView = GetViewPoint();
duFont *pFont = (duFont *)GetResObj(m_szFont, DU_RES_FONT);
duSize sizeView;
GetViewSize(&sizeView);
int nDrawHeight = -nOffsetY;
TreeCtrlItem *pItem = pFirstVisible;
while (pItem)
{
duRect rcItem;
rcItem.left = -ptView.x;
rcItem.right = rcClient.right;
rcItem.top = nDrawHeight;
rcItem.bottom = rcItem.top + m_nItemHeight;
UINT uItemState = DU_STATE_NORMAL;
if (pItem == m_pHot)
uItemState = DU_STATE_OVER;
if (pItem == m_pSelect)
uItemState = DU_STATE_PRESS;
DrawByStyle(this, m_szItemStyle, hMemDC, &rcItem, uItemState, NULL, GetAlpha());
// draw indent[-+]
int nLeft = (pItem->nLevel - 1) * m_nIndentWidth;
duRect rcIndent = CalcVCenterRect(rcItem, nLeft, m_nIndentWidth, m_nIndentHeight);
if (ItemHasChildren(pItem))
{
UINT nIndentState = pItem->fExpand ? DU_STATE_NORMAL : DU_STATE_CHECKED;
DrawByStyle(this, m_szIndentStyle, hMemDC, &rcIndent, nIndentState, NULL, GetAlpha());
}
// draw icon
nLeft += (m_nIndentWidth + m_nIndentIconSpace);
duRect rcIcon = CalcVCenterRect(rcItem, nLeft, m_nIconWidth, m_nIconHeight);
duImage *pIcon = (duImage *)GetResObj(pItem->strImage.c_str(), DU_RES_IMAGE);
if (pIcon)
DrawNormal(hMemDC, rcIcon.left, rcIcon.top, rcIcon.Width(), rcIcon.Height(), pIcon, 0, 0, GetAlpha());
// draw text
duRect rcText;
nLeft += (m_nIconWidth + m_nIconTextSpace);
rcText = rcItem;
rcText.left = rcItem.left + nLeft;
if (pItem->strText.length() > 0)
DrawText32Bpp(hMemDC, pFont, m_clrText, pItem->strText.c_str(), pItem->strText.length(), &rcText, DT_LEFT|DT_VCENTER|DT_SINGLELINE, GetAlpha());
if (nDrawHeight - nOffsetY > rcTreeCtrl.Height())
break;
nDrawHeight += m_nItemHeight;
pItem = GetNextVisibleItem(pItem);
}
::AlphaBlend(hDC, 0, 0, rcTreeCtrl.Width(), rcTreeCtrl.Height(), hMemDC, 0, 0, rcTreeCtrl.Width(), rcTreeCtrl.Height(), bf);
::SelectObject(hMemDC, hOldBitmap);
::DeleteObject(hBmp);
::DeleteDC(hMemDC);
}
