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1 : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2 : /*
3 : * This file is part of the LibreOffice project.
4 : *
5 : * This Source Code Form is subject to the terms of the Mozilla Public
6 : * License, v. 2.0. If a copy of the MPL was not distributed with this
7 : * file, You can obtain one at http://mozilla.org/MPL/2.0/.
8 : *
9 : * This file incorporates work covered by the following license notice:
10 : *
11 : * Licensed to the Apache Software Foundation (ASF) under one or more
12 : * contributor license agreements. See the NOTICE file distributed
13 : * with this work for additional information regarding copyright
14 : * ownership. The ASF licenses this file to you under the Apache
15 : * License, Version 2.0 (the "License"); you may not use this file
16 : * except in compliance with the License. You may obtain a copy of
17 : * the License at http://www.apache.org/licenses/LICENSE-2.0 .
18 : */
19 :
20 : #ifndef INCLUDED_VCL_SOURCE_FILTER_WMF_WMFWR_HXX
21 : #define INCLUDED_VCL_SOURCE_FILTER_WMF_WMFWR_HXX
22 :
23 : #include <vcl/metaact.hxx>
24 : #include <vcl/graph.hxx>
25 : #include <vcl/gdimtf.hxx>
26 : #include <vcl/virdev.hxx>
27 : #include <vcl/fltcall.hxx>
28 :
29 : #define MAXOBJECTHANDLES 16
30 :
31 1592 : struct WMFWriterAttrStackMember
32 : {
33 : struct WMFWriterAttrStackMember * pSucc;
34 : Color aLineColor;
35 : Color aFillColor;
36 : Color aTextColor;
37 : LineInfo aLineInfo;
38 : TextAlign eTextAlign;
39 : RasterOp eRasterOp;
40 : vcl::Font aFont;
41 : MapMode aMapMode;
42 : vcl::Region aClipRegion;
43 : PushFlags nFlags;
44 : };
45 :
46 : class StarSymbolToMSMultiFont;
47 : class LineInfo;
48 : namespace basegfx { class B2DPolygon; }
49 :
50 70 : class WMFWriter
51 : {
52 : private:
53 :
54 : bool bStatus;
55 :
56 : sal_uLong nLastPercent; // with which number pCallback was called last time.
57 :
58 : com::sun::star::uno::Reference< com::sun::star::task::XStatusIndicator > xStatusIndicator;
59 :
60 : SvStream* pWMF;
61 : VirtualDevice* pVirDev;
62 : MapMode aTargetMapMode;
63 : Size aTargetSize;
64 :
65 : sal_uLong nMetafileHeaderPos;
66 : sal_uInt32 nMaxRecordSize; // in words
67 : sal_uLong nActRecordPos;
68 :
69 : // actual attribute in source metafile:
70 : Color aSrcLineColor;
71 : Color aSrcFillColor;
72 : Color aSrcTextColor;
73 : LineInfo aSrcLineInfo;
74 : RasterOp eSrcRasterOp;
75 : FontAlign eSrcTextAlign;
76 : vcl::Font aSrcFont;
77 : MapMode aSrcMapMode;
78 : bool bSrcIsClipping;
79 : vcl::Region aSrcClipRegion;
80 : WMFWriterAttrStackMember * pAttrStack;
81 :
82 : sal_uInt32 eSrcHorTextAlign;
83 :
84 : // actual attribute in destination metafile:
85 : Color aDstLineColor;
86 : Color aDstFillColor;
87 : Color aDstTextColor;
88 : LineInfo aDstLineInfo;
89 : RasterOp eDstROP2;
90 : FontAlign eDstTextAlign;
91 : vcl::Font aDstFont;
92 :
93 : sal_uInt32 eDstHorTextAlign;
94 :
95 : bool bDstIsClipping; // ???: not taken into account at the moment
96 : vcl::Region aDstClipRegion; // ???: not taken into account at the moment
97 : bool bHandleAllocated[MAXOBJECTHANDLES]; // which handles have been assigned
98 : sal_uInt16 nDstPenHandle,nDstFontHandle,nDstBrushHandle; // which handles are owned by
99 : // Selected-Objects
100 : // 0xFFFF = none:
101 :
102 : // to prevent we have to compare all attributes at each operation:
103 :
104 : sal_uLong nNumberOfActions; // number of actions in the GDIMetafile
105 : sal_uLong nNumberOfBitmaps; // number of bitmaps
106 : sal_uLong nWrittenActions; // number of processed actions while writing the directory
107 : sal_uLong nWrittenBitmaps; // number of bitmaps written
108 : sal_uLong nActBitmapPercent; // percentage of next bitmap written.
109 :
110 : bool bEmbedEMF; // optionally embedd EMF data into WMF
111 :
112 : void MayCallback();
113 : // this functions calculates percentage using the above 5 parameters
114 : // and triggers a callback if needed. Puts bStatus to FALSE if the
115 : // users wants to abort.
116 :
117 : void CountActionsAndBitmaps(const GDIMetaFile & rMTF);
118 : // Counts bitmaps and actions (nNumberOfActions and nNumberOfBitmaps should
119 : // be initialised to 0 at start, as this method is recursive)
120 :
121 : void WritePointXY(const Point & rPoint);
122 : void WritePointYX(const Point & rPoint);
123 : sal_Int32 ScaleWidth( sal_Int32 nDX );
124 : void WriteSize(const Size & rSize);
125 : void WriteHeightWidth(const Size & rSize);
126 : void WriteRectangle(const Rectangle & rRect);
127 : void WriteColor(const Color & rColor);
128 :
129 : void WriteRecordHeader(sal_uInt32 nSizeWords, sal_uInt16 nType);
130 : // nSizeWords is the size of the all records in number of words.
131 : // If nSizeWords is unknown, then use 0 (see UpdateRecordHeader())
132 :
133 : void UpdateRecordHeader();
134 : // returns the size of the record after writing the parameters, if
135 : // nSizeWords was unknown upon calling WriteRecordHeader(..)
136 : // if needed it inserts a BYTE 0 to make number of bytes even
137 :
138 : void WMFRecord_Arc(const Rectangle& rRect, const Point& rStartPt, const Point& rEndPt);
139 : void WMFRecord_Chord(const Rectangle& rRect, const Point& rStartPt, const Point& rEndPt);
140 : void WMFRecord_CreateBrushIndirect(const Color& rColor);
141 : void WMFRecord_CreateFontIndirect(const vcl::Font& rFont);
142 : void WMFRecord_CreatePenIndirect(const Color& rColor, const LineInfo& rLineInfo );
143 : void WMFRecord_DeleteObject(sal_uInt16 nObjectHandle);
144 : void WMFRecord_Ellipse(const Rectangle& rRect);
145 : void WMFRecord_Escape( sal_uInt32 nEsc, sal_uInt32 nLen, const sal_Int8* pData );
146 : bool WMFRecord_Escape_Unicode( const Point& rPoint, const OUString& rStr, const long* pDXAry );
147 : void WMFRecord_ExtTextOut(const Point& rPoint, const OUString& rString, const long* pDXAry);
148 :
149 : void TrueExtTextOut(const Point& rPoint, const OUString& rString,
150 : const OString& rByteString, const long* pDXAry);
151 : void TrueTextOut(const Point& rPoint, const OString& rString);
152 : void WMFRecord_LineTo(const Point & rPoint);
153 : void WMFRecord_MoveTo(const Point & rPoint);
154 : void WMFRecord_Pie(const Rectangle & rRect, const Point & rStartPt, const Point & rEndPt);
155 : void WMFRecord_Polygon(const Polygon & rPoly);
156 : void WMFRecord_PolyLine(const Polygon & rPoly);
157 : void WMFRecord_PolyPolygon(const tools::PolyPolygon & rPolyPoly);
158 : void WMFRecord_Rectangle(const Rectangle & rRect);
159 : void WMFRecord_RestoreDC();
160 : void WMFRecord_RoundRect(const Rectangle & rRect, long nHorzRound, long nVertRound);
161 : void WMFRecord_SaveDC();
162 : void WMFRecord_SelectObject(sal_uInt16 nObjectHandle);
163 : void WMFRecord_SetBkMode(bool bTransparent);
164 : void WMFRecord_SetStretchBltMode();
165 : void WMFRecord_SetPixel(const Point & rPoint, const Color & rColor);
166 : void WMFRecord_SetROP2(RasterOp eROP);
167 : void WMFRecord_SetTextAlign(FontAlign eFontAlign, sal_uInt32 eHorTextAlign);
168 : void WMFRecord_SetTextColor(const Color & rColor);
169 : void WMFRecord_SetWindowExt(const Size & rSize);
170 : void WMFRecord_SetWindowOrg(const Point & rPoint);
171 : void WMFRecord_StretchDIB(const Point & rPoint, const Size & rSize, const Bitmap & rBitmap, sal_uInt32 nROP = 0UL );
172 : void WMFRecord_TextOut(const Point & rPoint, const OUString & rString);
173 : void WMFRecord_EndOfFile();
174 : void WMFRecord_IntersectClipRect( const Rectangle& rRect);
175 :
176 : sal_uInt16 AllocHandle();
177 : void FreeHandle(sal_uInt16 nObjectHandle);
178 : void CreateSelectDeletePen( const Color& rColor, const LineInfo& rLineInfo );
179 : void CreateSelectDeleteFont(const vcl::Font & rFont);
180 : void CreateSelectDeleteBrush(const Color& rColor);
181 :
182 : void SetLineAndFillAttr();
183 : void SetAllAttr();
184 :
185 : void HandleLineInfoPolyPolygons(const LineInfo& rInfo, const basegfx::B2DPolygon& rLinePolygon);
186 : void WriteRecords(const GDIMetaFile & rMTF);
187 :
188 : void WriteHeader(const GDIMetaFile & rMTF, bool bPlaceable);
189 : void UpdateHeader();
190 :
191 : void WriteEmbeddedEMF( const GDIMetaFile& rMTF );
192 : void WriteEMFRecord( SvMemoryStream& rStream, sal_uInt32 nCurSize,
193 : sal_uInt32 nRemainingSize,
194 : sal_uInt32 nTotalSize,
195 : sal_uInt32 nRecCounts,
196 : sal_uInt16 nCheckSum );
197 :
198 : sal_uInt16 CalcSaveTargetMapMode(MapMode& rMapMode, const Size& rPrefSize);
199 :
200 : public:
201 : WMFWriter();
202 : bool WriteWMF(const GDIMetaFile & rMTF, SvStream & rTargetStream, FilterConfigItem* pFilterConfigItem, bool bPlaceable=true);
203 : };
204 :
205 : #endif
206 :
207 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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