1*b1cdbd2cSJim Jagielski /************************************************************** 2*b1cdbd2cSJim Jagielski * 3*b1cdbd2cSJim Jagielski * Licensed to the Apache Software Foundation (ASF) under one 4*b1cdbd2cSJim Jagielski * or more contributor license agreements. See the NOTICE file 5*b1cdbd2cSJim Jagielski * distributed with this work for additional information 6*b1cdbd2cSJim Jagielski * regarding copyright ownership. The ASF licenses this file 7*b1cdbd2cSJim Jagielski * to you under the Apache License, Version 2.0 (the 8*b1cdbd2cSJim Jagielski * "License"); you may not use this file except in compliance 9*b1cdbd2cSJim Jagielski * with the License. You may obtain a copy of the License at 10*b1cdbd2cSJim Jagielski * 11*b1cdbd2cSJim Jagielski * http://www.apache.org/licenses/LICENSE-2.0 12*b1cdbd2cSJim Jagielski * 13*b1cdbd2cSJim Jagielski * Unless required by applicable law or agreed to in writing, 14*b1cdbd2cSJim Jagielski * software distributed under the License is distributed on an 15*b1cdbd2cSJim Jagielski * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16*b1cdbd2cSJim Jagielski * KIND, either express or implied. See the License for the 17*b1cdbd2cSJim Jagielski * specific language governing permissions and limitations 18*b1cdbd2cSJim Jagielski * under the License. 19*b1cdbd2cSJim Jagielski * 20*b1cdbd2cSJim Jagielski *************************************************************/ 21*b1cdbd2cSJim Jagielski 22*b1cdbd2cSJim Jagielski 23*b1cdbd2cSJim Jagielski 24*b1cdbd2cSJim Jagielski #ifndef _GRFCACHE_HXX 25*b1cdbd2cSJim Jagielski #define _GRFCACHE_HXX 26*b1cdbd2cSJim Jagielski 27*b1cdbd2cSJim Jagielski #include <tools/list.hxx> 28*b1cdbd2cSJim Jagielski #include <vcl/graph.hxx> 29*b1cdbd2cSJim Jagielski #include <vcl/timer.hxx> 30*b1cdbd2cSJim Jagielski #include <svtools/grfmgr.hxx> 31*b1cdbd2cSJim Jagielski 32*b1cdbd2cSJim Jagielski // ----------------------- 33*b1cdbd2cSJim Jagielski // - GraphicManagerCache - 34*b1cdbd2cSJim Jagielski // ----------------------- 35*b1cdbd2cSJim Jagielski 36*b1cdbd2cSJim Jagielski class GraphicCacheEntry; 37*b1cdbd2cSJim Jagielski 38*b1cdbd2cSJim Jagielski class GraphicCache 39*b1cdbd2cSJim Jagielski { 40*b1cdbd2cSJim Jagielski private: 41*b1cdbd2cSJim Jagielski 42*b1cdbd2cSJim Jagielski GraphicManager& mrMgr; 43*b1cdbd2cSJim Jagielski Timer maReleaseTimer; 44*b1cdbd2cSJim Jagielski List maGraphicCache; 45*b1cdbd2cSJim Jagielski List maDisplayCache; 46*b1cdbd2cSJim Jagielski sal_uLong mnReleaseTimeoutSeconds; 47*b1cdbd2cSJim Jagielski sal_uLong mnMaxDisplaySize; 48*b1cdbd2cSJim Jagielski sal_uLong mnMaxObjDisplaySize; 49*b1cdbd2cSJim Jagielski sal_uLong mnUsedDisplaySize; 50*b1cdbd2cSJim Jagielski 51*b1cdbd2cSJim Jagielski sal_Bool ImplFreeDisplayCacheSpace( sal_uLong nSizeToFree ); 52*b1cdbd2cSJim Jagielski GraphicCacheEntry* ImplGetCacheEntry( const GraphicObject& rObj ); 53*b1cdbd2cSJim Jagielski 54*b1cdbd2cSJim Jagielski 55*b1cdbd2cSJim Jagielski DECL_LINK( ReleaseTimeoutHdl, Timer* pTimer ); 56*b1cdbd2cSJim Jagielski 57*b1cdbd2cSJim Jagielski public: 58*b1cdbd2cSJim Jagielski 59*b1cdbd2cSJim Jagielski GraphicCache( GraphicManager& rMgr, 60*b1cdbd2cSJim Jagielski sal_uLong nDisplayCacheSize = 10000000UL, 61*b1cdbd2cSJim Jagielski sal_uLong nMaxObjDisplayCacheSize = 2400000UL ); 62*b1cdbd2cSJim Jagielski ~GraphicCache(); 63*b1cdbd2cSJim Jagielski 64*b1cdbd2cSJim Jagielski public: 65*b1cdbd2cSJim Jagielski 66*b1cdbd2cSJim Jagielski void AddGraphicObject( const GraphicObject& rObj, Graphic& rSubstitute, 67*b1cdbd2cSJim Jagielski const ByteString* pID, const GraphicObject* pCopyObj ); 68*b1cdbd2cSJim Jagielski void ReleaseGraphicObject( const GraphicObject& rObj ); 69*b1cdbd2cSJim Jagielski 70*b1cdbd2cSJim Jagielski void GraphicObjectWasSwappedOut( const GraphicObject& rObj ); 71*b1cdbd2cSJim Jagielski sal_Bool FillSwappedGraphicObject( const GraphicObject& rObj, Graphic& rSubstitute ); 72*b1cdbd2cSJim Jagielski void GraphicObjectWasSwappedIn( const GraphicObject& rObj ); 73*b1cdbd2cSJim Jagielski 74*b1cdbd2cSJim Jagielski ByteString GetUniqueID( const GraphicObject& rObj ) const; 75*b1cdbd2cSJim Jagielski 76*b1cdbd2cSJim Jagielski public: 77*b1cdbd2cSJim Jagielski 78*b1cdbd2cSJim Jagielski void SetMaxDisplayCacheSize( sal_uLong nNewCacheSize ); GetMaxDisplayCacheSize() const79*b1cdbd2cSJim Jagielski sal_uLong GetMaxDisplayCacheSize() const { return mnMaxDisplaySize; }; 80*b1cdbd2cSJim Jagielski 81*b1cdbd2cSJim Jagielski void SetMaxObjDisplayCacheSize( sal_uLong nNewMaxObjSize, sal_Bool bDestroyGreaterCached = sal_False ); GetMaxObjDisplayCacheSize() const82*b1cdbd2cSJim Jagielski sal_uLong GetMaxObjDisplayCacheSize() const { return mnMaxObjDisplaySize; } 83*b1cdbd2cSJim Jagielski GetUsedDisplayCacheSize() const84*b1cdbd2cSJim Jagielski sal_uLong GetUsedDisplayCacheSize() const { return mnUsedDisplaySize; } GetFreeDisplayCacheSize() const85*b1cdbd2cSJim Jagielski sal_uLong GetFreeDisplayCacheSize() const { return( mnMaxDisplaySize - mnUsedDisplaySize ); } 86*b1cdbd2cSJim Jagielski 87*b1cdbd2cSJim Jagielski void SetCacheTimeout( sal_uLong nTimeoutSeconds ); GetCacheTimeout() const88*b1cdbd2cSJim Jagielski sal_uLong GetCacheTimeout() const { return mnReleaseTimeoutSeconds; } 89*b1cdbd2cSJim Jagielski 90*b1cdbd2cSJim Jagielski void ClearDisplayCache(); 91*b1cdbd2cSJim Jagielski sal_Bool IsDisplayCacheable( OutputDevice* pOut, const Point& rPt, const Size& rSz, 92*b1cdbd2cSJim Jagielski const GraphicObject& rObj, const GraphicAttr& rAttr ) const; 93*b1cdbd2cSJim Jagielski sal_Bool IsInDisplayCache( OutputDevice* pOut, const Point& rPt, const Size& rSz, 94*b1cdbd2cSJim Jagielski const GraphicObject& rObj, const GraphicAttr& rAttr ) const; 95*b1cdbd2cSJim Jagielski sal_Bool CreateDisplayCacheObj( OutputDevice* pOut, const Point& rPt, const Size& rSz, 96*b1cdbd2cSJim Jagielski const GraphicObject& rObj, const GraphicAttr& rAttr, 97*b1cdbd2cSJim Jagielski const BitmapEx& rBmpEx ); 98*b1cdbd2cSJim Jagielski sal_Bool CreateDisplayCacheObj( OutputDevice* pOut, const Point& rPt, const Size& rSz, 99*b1cdbd2cSJim Jagielski const GraphicObject& rObj, const GraphicAttr& rAttr, 100*b1cdbd2cSJim Jagielski const GDIMetaFile& rMtf ); 101*b1cdbd2cSJim Jagielski sal_Bool DrawDisplayCacheObj( OutputDevice* pOut, const Point& rPt, const Size& rSz, 102*b1cdbd2cSJim Jagielski const GraphicObject& rObj, const GraphicAttr& rAttr ); 103*b1cdbd2cSJim Jagielski }; 104*b1cdbd2cSJim Jagielski 105*b1cdbd2cSJim Jagielski #endif // _GRFCACHE_HXX 106