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Added wxUSE_DC_CACHEING and associated code to wxMSW

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Added EnableCache, CacheEnabled to wxDCBase
Added mask source args to DoBlit, Blit
Added cache testing code to dragimag sample
Added wxSystemOptions, regenerated makefiles


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@10962 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Julian Smart
2001-07-11 10:07:06 +00:00
parent 03147cd08e
commit 0cbff1201a
58 changed files with 1147 additions and 478 deletions
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38
include/wx/msw/dc.h
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@@ -71,6 +71,28 @@
#define wx_round(a) (int)((a)+.5)
#if wxUSE_DC_CACHEING
/*
* Cached blitting, maintaining a cache
* of bitmaps required for transparent blitting
* instead of constant creation/deletion
*/
class wxDCCacheEntry: public wxObject
{
public:
wxDCCacheEntry(WXHBITMAP hBitmap, int w, int h, int depth);
wxDCCacheEntry(WXHDC hDC, int depth);
~wxDCCacheEntry();
WXHBITMAP m_bitmap;
WXHDC m_dc;
int m_width;
int m_height;
int m_depth;
};
#endif
class WXDLLEXPORT wxDC : public wxDCBase
{
public:
@@ -141,6 +163,15 @@ public:
// update the internal clip box variables
void UpdateClipBox();
#if wxUSE_DC_CACHEING
static wxDCCacheEntry* FindBitmapInCache(WXHDC hDC, int w, int h);
static wxDCCacheEntry* FindDCInCache(wxDCCacheEntry* notThis, WXHDC hDC);
static void AddToBitmapCache(wxDCCacheEntry* entry);
static void AddToDCCache(wxDCCacheEntry* entry);
static void ClearCache();
#endif
protected:
virtual void DoFloodFill(wxCoord x, wxCoord y, const wxColour& col,
int style = wxFLOOD_SURFACE);
@@ -176,7 +207,7 @@ protected:
virtual bool DoBlit(wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height,
wxDC *source, wxCoord xsrc, wxCoord ysrc,
int rop = wxCOPY, bool useMask = FALSE);
int rop = wxCOPY, bool useMask = FALSE, wxCoord xsrcMask = -1, wxCoord ysrcMask = -1);
// this is gnarly - we can't even call this function DoSetClippingRegion()
// because of virtual function hiding
@@ -226,6 +257,11 @@ protected:
WXHFONT m_oldFont;
WXHPALETTE m_oldPalette;
#if wxUSE_DC_CACHEING
static wxList sm_bitmapCache;
static wxList sm_dcCache;
#endif
DECLARE_DYNAMIC_CLASS(wxDC)
};