gridcontrol_03: merge with DEV300_m75

1 files changed, 109 insertions, 0 deletions

diff --git a/svtools/source/graphic/grfcache.hxx b/svtools/source/graphic/grfcache.hxx
new file mode 100644
index 000000000000..55309a00827d
--- /dev/null
+++ b/svtools/source/graphic/grfcache.hxx
@@ -0,0 +1,109 @@
+/*************************************************************************
+ *
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * Copyright 2000, 2010 Oracle and/or its affiliates.
+ *
+ * OpenOffice.org - a multi-platform office productivity suite
+ *
+ * This file is part of OpenOffice.org.
+ *
+ * OpenOffice.org is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License version 3
+ * only, as published by the Free Software Foundation.
+ *
+ * OpenOffice.org is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License version 3 for more details
+ * (a copy is included in the LICENSE file that accompanied this code).
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * version 3 along with OpenOffice.org.  If not, see
+ * <http://www.openoffice.org/license.html>
+ * for a copy of the LGPLv3 License.
+ *
+ ************************************************************************/
+
+#ifndef _GRFCACHE_HXX
+#define _GRFCACHE_HXX
+
+#include <tools/list.hxx>
+#include <vcl/graph.hxx>
+#include <vcl/timer.hxx>
+#include <svtools/grfmgr.hxx>
+
+// -----------------------
+// - GraphicManagerCache -
+// -----------------------
+
+class GraphicCacheEntry;
+
+class GraphicCache
+{
+private:
+
+    GraphicManager&             mrMgr;
+    Timer                       maReleaseTimer;
+    List                        maGraphicCache;
+    List                        maDisplayCache;
+    ULONG                       mnReleaseTimeoutSeconds;
+    ULONG                       mnMaxDisplaySize;
+    ULONG                       mnMaxObjDisplaySize;
+    ULONG                       mnUsedDisplaySize;
+
+    BOOL                        ImplFreeDisplayCacheSpace( ULONG nSizeToFree );
+    GraphicCacheEntry*          ImplGetCacheEntry( const GraphicObject& rObj );
+
+
+                                DECL_LINK( ReleaseTimeoutHdl, Timer* pTimer );
+
+public:
+
+                                GraphicCache( GraphicManager& rMgr,
+                                              ULONG nDisplayCacheSize = 10000000UL,
+                                              ULONG nMaxObjDisplayCacheSize = 2400000UL );
+                                ~GraphicCache();
+
+public:
+
+    void                        AddGraphicObject( const GraphicObject& rObj, Graphic& rSubstitute,
+                                                  const ByteString* pID, const GraphicObject* pCopyObj );
+    void                        ReleaseGraphicObject( const GraphicObject& rObj );
+
+    void                        GraphicObjectWasSwappedOut( const GraphicObject& rObj );
+    BOOL                        FillSwappedGraphicObject( const GraphicObject& rObj, Graphic& rSubstitute );
+    void                        GraphicObjectWasSwappedIn( const GraphicObject& rObj );
+
+    ByteString                  GetUniqueID( const GraphicObject& rObj ) const;
+
+public:
+
+    void                        SetMaxDisplayCacheSize( ULONG nNewCacheSize );
+    ULONG                       GetMaxDisplayCacheSize() const { return mnMaxDisplaySize; };
+
+    void                        SetMaxObjDisplayCacheSize( ULONG nNewMaxObjSize, BOOL bDestroyGreaterCached = FALSE );
+    ULONG                       GetMaxObjDisplayCacheSize() const { return mnMaxObjDisplaySize; }
+
+    ULONG                       GetUsedDisplayCacheSize() const { return mnUsedDisplaySize; }
+    ULONG                       GetFreeDisplayCacheSize() const { return( mnMaxDisplaySize - mnUsedDisplaySize ); }
+
+    void                        SetCacheTimeout( ULONG nTimeoutSeconds );
+    ULONG                       GetCacheTimeout() const { return mnReleaseTimeoutSeconds; }
+
+    void                        ClearDisplayCache();
+    BOOL                        IsDisplayCacheable( OutputDevice* pOut, const Point& rPt, const Size& rSz,
+                                                    const GraphicObject& rObj, const GraphicAttr& rAttr ) const;
+    BOOL                        IsInDisplayCache( OutputDevice* pOut, const Point& rPt, const Size& rSz,
+                                                  const GraphicObject& rObj, const GraphicAttr& rAttr ) const;
+    BOOL                        CreateDisplayCacheObj( OutputDevice* pOut, const Point& rPt, const Size& rSz,
+                                                       const GraphicObject& rObj, const GraphicAttr& rAttr,
+                                                       const BitmapEx& rBmpEx );
+    BOOL                        CreateDisplayCacheObj( OutputDevice* pOut, const Point& rPt, const Size& rSz,
+                                                       const GraphicObject& rObj, const GraphicAttr& rAttr,
+                                                       const GDIMetaFile& rMtf );
+    BOOL                        DrawDisplayCacheObj( OutputDevice* pOut, const Point& rPt, const Size& rSz,
+                                                     const GraphicObject& rObj, const GraphicAttr& rAttr );
+};
+
+#endif // _GRFCACHE_HXX