本文整理汇总了C++中CAutoRefPtr::ReleaseDC方法的典型用法代码示例。如果您正苦于以下问题：C++ CAutoRefPtr::ReleaseDC方法的具体用法？C++ CAutoRefPtr::ReleaseDC怎么用？C++ CAutoRefPtr::ReleaseDC使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类CAutoRefPtr的用法示例。
在下文中一共展示了CAutoRefPtr::ReleaseDC方法的4个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: OnPrint
void CMenuWndHook::OnPrint(HDC dc)
{
if(m_strSkinName.IsEmpty()) return;
ISkinObj *pSkin=GETSKIN(m_strSkinName);
if(!pSkin) return;
SSkinImgFrame *pBorderSkin=static_cast<SSkinImgFrame*>(pSkin);
if(!pBorderSkin) return;
CRect rcClient;
GetClientRect(m_hWnd,&rcClient);
ClientToScreen(m_hWnd,(LPPOINT)&rcClient);
ClientToScreen(m_hWnd,((LPPOINT)&rcClient)+1);
CRect rcWnd;
GetWindowRect(m_hWnd, &rcWnd);
rcClient.OffsetRect(-rcWnd.TopLeft());
int nSave = ::SaveDC(dc);
::ExcludeClipRect(dc,rcClient.left,rcClient.top,rcClient.right,rcClient.bottom);
rcWnd.MoveToXY(0,0);
CAutoRefPtr<IRenderTarget> pRT;
GETRENDERFACTORY->CreateRenderTarget(&pRT,rcWnd.Width(),rcWnd.Height());
pBorderSkin->Draw(pRT,rcWnd,0);
HDC hmemdc=pRT->GetDC(0);
::BitBlt(dc,0,0,rcWnd.Width(),rcWnd.Height(),hmemdc,0,0,SRCCOPY);
pRT->ReleaseDC(hmemdc);
::RestoreDC(dc,nSave);
}示例2: SelectObject
SCaret::SCaret(SWND swnd,HBITMAP hBmp,int nWidth,int nHeight)
:m_owner(swnd)
{
CAutoRefPtr<IRenderTarget> pRT;
GETRENDERFACTORY->CreateRenderTarget(&pRT,nWidth,nHeight);
m_bmpCaret = (IBitmap*) pRT->GetCurrentObject(OT_BITMAP);
if(hBmp)
{
//以拉伸方式创建一个插入符位图
HDC hdc=pRT->GetDC(0);
HDC hdc2=CreateCompatibleDC(hdc);
SelectObject(hdc2,hBmp);
BITMAP bm;
GetObject(hBmp,sizeof(bm),&bm);
StretchBlt(hdc,0,0,nWidth,nHeight,hdc2,0,0,bm.bmWidth,bm.bmHeight,SRCCOPY);
DeleteDC(hdc2);
pRT->ReleaseDC(hdc);
}
else
{
//创建一个黑色插入符的位图
pRT->FillSolidRect(&CRect(0,0,nWidth,nHeight),RGBA(0,0,0,0xFF));
}
}示例3: Draw
HRESULT RichEditOleBase::Draw(
DWORD dwDrawAspect,
LONG lindex,
void *pvAspect,
DVTARGETDEVICE *ptd,
HDC hdcTargetDev,
HDC hdcDraw,
LPCRECTL lprcBounds,
LPCRECTL lprcWBounds,
BOOL ( STDMETHODCALLTYPE *pfnContinue )(ULONG_PTR dwContinue),
ULONG_PTR dwContinue)
{
InvertBorder(hdcDraw, (RECT*)lprcBounds);
m_rcObj = (RECT*)lprcBounds;
m_rcObj.InflateRect(-1,-1,-1,-1); // 四周留一个像素给RichEdit画反色框
m_oleWindow.SetOleWindowRect(m_rcObj);
CAutoRefPtr<IRegion> rgn;
GETRENDERFACTORY->CreateRegion(&rgn);
rgn->CombineRect((RECT*)lprcBounds,RGN_AND);
CAutoRefPtr<IRenderTarget> pRT;
GETRENDERFACTORY->CreateRenderTarget(&pRT, m_rcObj.Width(), m_rcObj.Height());
// 画背景
HDC hdc = pRT->GetDC(0);
::BitBlt(hdc, 0, 0, m_rcObj.Width(), m_rcObj.Height(),
hdcDraw, m_rcObj.left, m_rcObj.top,
SRCCOPY);
// 画richedit
m_oleWindow.RedrawRegion(pRT, rgn);
// 贴到目标DC
::BitBlt(hdcDraw, m_rcObj.left, m_rcObj.top, m_rcObj.Width(), m_rcObj.Height(),
hdc, 0, 0,
SRCCOPY);
pRT->ReleaseDC(hdc);
return S_OK;
}示例4: DrawItem
void SMenuODWnd::DrawItem( LPDRAWITEMSTRUCT lpDrawItemStruct )
{
CRect rcItem=lpDrawItemStruct->rcItem;
rcItem.MoveToXY(0,0);
SMenuItemData *pdmmi=(SMenuItemData*)lpDrawItemStruct->itemData;
HDC dc(lpDrawItemStruct->hDC);
CAutoRefPtr<IRenderTarget> pRT;
GETRENDERFACTORY->CreateRenderTarget(&pRT,rcItem.Width(),rcItem.Height());
if(pdmmi)
{
MENUITEMINFO mii= {sizeof(MENUITEMINFO),MIIM_FTYPE,0};
HMENU menuPopup=pdmmi->hMenu;
GetMenuItemInfo(menuPopup,pdmmi->nID,FALSE,&mii);
BOOL bDisabled = lpDrawItemStruct->itemState & ODS_GRAYED;
BOOL bSelected = lpDrawItemStruct->itemState & ODS_SELECTED;
BOOL bChecked = lpDrawItemStruct->itemState & ODS_CHECKED;
BOOL bRadio = mii.fType&MFT_RADIOCHECK;
m_pItemSkin->Draw(pRT,rcItem,bSelected?1:0); //draw background
//draw icon
CRect rcIcon;
rcIcon.left=rcItem.left+m_nIconMargin;
rcIcon.right=rcIcon.left+m_szIcon.cx;
rcIcon.top=rcItem.top+(rcItem.Height()-m_szIcon.cy)/2;
rcIcon.bottom=rcIcon.top+m_szIcon.cy;
if(bChecked)
{
if(m_pCheckSkin)
{
m_pCheckSkin->Draw(pRT,rcIcon,bRadio?1:0);
}
}
else if(pdmmi->itemInfo.iIcon!=-1 && m_pIconSkin)
{
m_pIconSkin->Draw(pRT,rcIcon,pdmmi->itemInfo.iIcon);
}
rcItem.left=rcIcon.right+m_nIconMargin;
//draw text
CRect rcTxt=rcItem;
rcTxt.DeflateRect(m_nTextMargin,0);
COLORREF crOld=pRT->SetTextColor(bDisabled?m_crTxtGray:(bSelected?m_crTxtSel:m_crTxtNormal));
CAutoRefPtr<IFont> oldFont;
pRT->SelectObject(m_hFont,(IRenderObj**)&oldFont);
pRT->DrawText(pdmmi->itemInfo.strText,pdmmi->itemInfo.strText.GetLength(),&rcTxt,DT_SINGLELINE|DT_VCENTER|DT_LEFT);
pRT->SelectObject(oldFont);
pRT->SetTextColor(crOld);
if(bSelected && m_pItemSkin->GetStates()>2)
{
//draw select mask
CRect rcItem=lpDrawItemStruct->rcItem;
rcItem.MoveToXY(0,0);
m_pItemSkin->Draw(pRT,rcItem,2);
}
}
else //if(strcmp("sep",pXmlItem->Value())==0)
{
m_pItemSkin->Draw(pRT,rcItem,0); //draw back
if(m_pIconSkin)
{
rcItem.left += m_pIconSkin->GetSkinSize().cx+m_nIconMargin*2;
}
if(m_pSepSkin)
m_pSepSkin->Draw(pRT,&rcItem,0);
else
{
CAutoRefPtr<IPen> pen1,pen2,oldPen;
pRT->CreatePen(PS_SOLID,RGBA(196,196,196,255),1,&pen1);
pRT->CreatePen(PS_SOLID,RGBA(255,255,255,255),1,&pen2);
pRT->SelectObject(pen1,(IRenderObj**)&oldPen);
POINT pts[2]={{rcItem.left,rcItem.top},{rcItem.right,rcItem.top}};
pRT->DrawLines(pts,2);
pRT->SelectObject(pen2);
pts[0].y++,pts[1].y++;
pRT->DrawLines(pts,2);
pRT->SelectObject(oldPen);
}
}
rcItem=lpDrawItemStruct->rcItem;
HDC hmemdc=pRT->GetDC(0);
BitBlt(dc,rcItem.left,rcItem.top,rcItem.Width(),rcItem.Height(),hmemdc,0,0,SRCCOPY);
pRT->ReleaseDC(hmemdc);
}