xref: /AOO41X/main/svtools/source/filter/wmf/wmfwr.hxx (revision 161f4cd18255d886c4e915aa80ba7159d59cb848)
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21 
22 
23 
24 #ifndef _WMFWR_HXX
25 #define _WMFWR_HXX
26 
27 #include <tools/bigint.hxx>
28 #include <tools/debug.hxx>
29 #include <vcl/metaact.hxx>
30 #include <vcl/graph.hxx>
31 #include <vcl/gdimtf.hxx>
32 #include <vcl/virdev.hxx>
33 #include <svtools/fltcall.hxx>
34 
35 // -----------------------------------------------------------------------------
36 
37 #define MAXOBJECTHANDLES 16
38 
39 // -----------------------------------------------------------------------------
40 
41 struct WMFWriterAttrStackMember
42 {
43     struct WMFWriterAttrStackMember * pSucc;
44     Color aLineColor;
45     Color aFillColor;
46     Color aTextColor;
47     LineInfo aLineInfo;
48     TextAlign eTextAlign;
49     RasterOp eRasterOp;
50     Font aFont;
51     MapMode aMapMode;
52     Region aClipRegion;
53     sal_uInt16 nFlags;
54 };
55 
56 // -------------
57 // - WMFWriter -
58 // -------------
59 
60 class StarSymbolToMSMultiFont;
61 class LineInfo;
62 namespace basegfx { class B2DPolygon; }
63 
64 class WMFWriter
65 {
66 private:
67 
68     sal_Bool            bStatus;
69 
70     sal_uLong                   nLastPercent; // Mit welcher Zahl pCallback zuletzt aufgerufen wurde.
71     FilterConfigItem*       pFilterConfigItem;
72 
73     com::sun::star::uno::Reference< com::sun::star::task::XStatusIndicator > xStatusIndicator;
74 
75     SvStream*               pWMF;
76     VirtualDevice*          pVirDev;
77     StarSymbolToMSMultiFont *pConvert;
78     MapMode                 aTargetMapMode;
79     Size                    aTargetSize;
80     sal_uInt16                  nTargetDivisor;
81 
82     sal_uLong nMetafileHeaderPos;
83     sal_uInt32 nMaxRecordSize; // in Worten
84     sal_uLong nActRecordPos;
85 
86     // Aktuelle Attribute im Quell-Metafile:
87     Color     aSrcLineColor;
88     Color     aSrcFillColor;
89     Color     aSrcTextColor;
90     LineInfo  aSrcLineInfo;
91     RasterOp  eSrcRasterOp;
92     FontAlign eSrcTextAlign;
93     Font      aSrcFont;
94     MapMode   aSrcMapMode;
95     sal_Bool      bSrcIsClipping;
96     Region    aSrcClipRegion;
97     WMFWriterAttrStackMember * pAttrStack;
98 
99     sal_uInt32    eSrcHorTextAlign;
100 
101     // Aktuelle Attribute im Ziel-Metafile:
102     Color     aDstLineColor;
103     Color     aDstFillColor;
104     Color     aDstTextColor;
105     LineInfo  aDstLineInfo;
106     RasterOp  eDstROP2;
107     FontAlign eDstTextAlign;
108     Font      aDstFont;
109 
110     sal_uInt32    eDstHorTextAlign;
111 
112     sal_Bool      bDstIsClipping; // ???: derzeit unberuecksichtigt
113     Region    aDstClipRegion; // ???: derzeit unberuecksichtigt
114     sal_Bool bHandleAllocated[MAXOBJECTHANDLES];             // Welche Handles vergeben sind
115     sal_uInt16 nDstPenHandle,nDstFontHandle,nDstBrushHandle; // Welche Handles die jeweiligen
116                                                          // Selected-Objects besitzen
117                                                          // 0xffff = keines:
118 
119     // Damit nicht bei jeder Operation alle Attribute verglichen werden muessen:
120 
121     sal_uLong nNumberOfActions; // Anzahl der Actions im GDIMetafile
122     sal_uLong nNumberOfBitmaps; // Anzahl der Bitmaps
123     sal_uLong nWrittenActions;  // Anzahl der bereits verarbeiteten Actions beim Schreiben der Orders
124     sal_uLong nWrittenBitmaps;  // Anzahl der bereits geschriebenen Bitmaps
125     sal_uLong nActBitmapPercent; // Wieviel Prozent die naechste Bitmap schon geschrieben ist.
126 
127     sal_Bool bEmbedEMF; // optionally embedd EMF data into WMF
128 
129     void MayCallback();
130         // Berechnet anhand der obigen 5 Parameter eine Prozentzahl
131         // und macht dann ggf. einen Callback. Setzt bStatus auf FALSE wenn User abbrechen
132         // moechte.
133 
134     void CountActionsAndBitmaps(const GDIMetaFile & rMTF);
135         // Zaehlt die Bitmaps und Actions (nNumberOfActions und nNumberOfBitmaps muessen
136         // zu Anfang auf 0 gesetzt werden, weil diese Methode rekursiv ist)
137 
138     void WritePointXY(const Point & rPoint);
139     void WritePointYX(const Point & rPoint);
140     sal_Int32 ScaleWidth( sal_Int32 nDX );
141     void WriteSize(const Size & rSize);
142     void WriteHeightWidth(const Size & rSize);
143     void WriteRectangle(const Rectangle & rRect);
144     void WriteColor(const Color & rColor);
145 
146     void WriteRecordHeader(sal_uInt32 nSizeWords, sal_uInt16 nType);
147         // nSizeWords ist die Groesse des gesammten Records in Anzahl Worte.
148         // Wenn nSizeWords unbekannt ist, dann 0 einsetzen (siehe UpdateRecordHeader()).
149 
150     void UpdateRecordHeader();
151         // berichtig die Groesse des Records nach dem Schreiben der Parameter, wenn
152         // nSizeWords bei Aufruf von WriteRecordHeader(..) unbekannt war.
153         // fuegt ggf. noch ein BYTE 0 ein damit Anzahl Bytes immer gerade.
154 
155     void WMFRecord_Arc(const Rectangle & rRect, const Point & rStartPt, const Point & rEndPt);
156     void WMFRecord_Chord(const Rectangle & rRect, const Point & rStartPt, const Point & rEndPt);
157     void WMFRecord_CreateBrushIndirect(const Color& rColor);
158     void WMFRecord_CreateFontIndirect(const Font & rFont);
159     void WMFRecord_CreatePenIndirect(const Color& rColor, const LineInfo& rLineInfo );
160     void WMFRecord_DeleteObject(sal_uInt16 nObjectHandle);
161     void WMFRecord_Ellipse(const Rectangle & rRect);
162     void WMFRecord_Escape( sal_uInt32 nEsc, sal_uInt32 nLen, const sal_Int8* pData );
163     sal_Bool WMFRecord_Escape_Unicode( const Point& rPoint, const String& rStr, const sal_Int32 * pDXAry );
164     void WMFRecord_ExtTextOut(const Point & rPoint, const String & rString, const sal_Int32 * pDXAry);
165 
166     void TrueExtTextOut(const Point & rPoint, const String & rString,
167         const ByteString & rByteString, const sal_Int32 * pDXAry);
168     void TrueTextOut(const Point & rPoint, const ByteString& rString);
169     void WMFRecord_LineTo(const Point & rPoint);
170     void WMFRecord_MoveTo(const Point & rPoint);
171     void WMFRecord_Pie(const Rectangle & rRect, const Point & rStartPt, const Point & rEndPt);
172     void WMFRecord_Polygon(const Polygon & rPoly);
173     void WMFRecord_PolyLine(const Polygon & rPoly);
174     void WMFRecord_PolyPolygon(const PolyPolygon & rPolyPoly);
175     void WMFRecord_Rectangle(const Rectangle & rRect);
176     void WMFRecord_RestoreDC();
177     void WMFRecord_RoundRect(const Rectangle & rRect, long nHorzRound, long nVertRound);
178     void WMFRecord_SaveDC();
179     void WMFRecord_SelectObject(sal_uInt16 nObjectHandle);
180     void WMFRecord_SetBkColor(const Color & rColor);
181     void WMFRecord_SetBkMode(sal_Bool bTransparent);
182     void WMFRecord_SetStretchBltMode();
183     void WMFRecord_SetPixel(const Point & rPoint, const Color & rColor);
184     void WMFRecord_SetROP2(RasterOp eROP);
185     void WMFRecord_SetTextAlign(FontAlign eFontAlign, sal_uInt32 eHorTextAlign);
186     void WMFRecord_SetTextColor(const Color & rColor);
187     void WMFRecord_SetWindowExt(const Size & rSize);
188     void WMFRecord_SetWindowOrg(const Point & rPoint);
189     void WMFRecord_StretchDIB(const Point & rPoint, const Size & rSize, const Bitmap & rBitmap, sal_uInt32 nROP = 0UL );
190     void WMFRecord_TextOut(const Point & rPoint, const String & rString);
191     void WMFRecord_EndOfFile();
192     void WMFRecord_IntersectClipRect( const Rectangle& rRect);
193 
194     sal_uInt16 AllocHandle();
195     void FreeHandle(sal_uInt16 nObjectHandle);
196     void CreateSelectDeletePen( const Color& rColor, const LineInfo& rLineInfo );
197     void CreateSelectDeleteFont(const Font & rFont);
198     void CreateSelectDeleteBrush(const Color& rColor);
199 
200     void SetLineAndFillAttr();
201     void SetAllAttr();
202 
203     void HandleLineInfoPolyPolygons(const LineInfo& rInfo, const basegfx::B2DPolygon& rLinePolygon);
204     void WriteRecords(const GDIMetaFile & rMTF);
205 
206     void WriteHeader(const GDIMetaFile & rMTF, sal_Bool bPlaceable);
207     void UpdateHeader();
208 
209     void WriteEmbeddedEMF( const GDIMetaFile& rMTF );
210     void WriteEMFRecord( SvMemoryStream& rStream, sal_uInt32 nCurSize,
211                             sal_uInt32 nRemainingSize,
212                             sal_uInt32 nTotalSize,
213                             sal_uInt32 nRecCounts,
214                             sal_uInt16 nCheckSum );
215 
216     sal_uInt16 CalcSaveTargetMapMode(MapMode& rMapMode, const Size& rPrefSize);
217 
218 public:
219 
WMFWriter()220     WMFWriter() {}
221 
222     sal_Bool WriteWMF(const GDIMetaFile & rMTF, SvStream & rTargetStream, FilterConfigItem* pFilterConfigItem, sal_Bool bPlaceable=sal_True);
223 };
224 
225 #endif
226