1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
|
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#ifndef INCLUDED_VCL_INC_GENERIC_PRINTERGFX_HXX
#define INCLUDED_VCL_INC_GENERIC_PRINTERGFX_HXX
#include <unx/helper.hxx>
#include <sallayout.hxx>
#include <osl/file.hxx>
#include <tools/gen.hxx>
#include <vclpluginapi.h>
#include <list>
#include <vector>
enum class PolyFlags : sal_uInt8;
namespace psp {
struct JobData;
/*
* lightweight container to handle RGB values
*/
class PrinterColor
{
public:
enum ColorSpace { eInvalid, eRGB };
private:
sal_uInt8 mnRed;
sal_uInt8 mnGreen;
sal_uInt8 mnBlue;
ColorSpace meColorspace;
public:
PrinterColor()
: mnRed(0)
, mnGreen(0)
, mnBlue(0)
, meColorspace(eInvalid)
{}
PrinterColor (sal_uInt16 nRed, sal_uInt16 nGreen,
sal_uInt16 nBlue) :
mnRed (nRed),
mnGreen (nGreen),
mnBlue (nBlue),
meColorspace (eRGB)
{}
PrinterColor (sal_uInt32 nRGB) :
mnRed ((nRGB & 0x00ff0000) >> 16),
mnGreen ((nRGB & 0x0000ff00) >> 8),
mnBlue ((nRGB & 0x000000ff) ),
meColorspace (eRGB)
{}
bool Is () const
{ return meColorspace != eInvalid; }
sal_uInt16 GetRed () const
{ return mnRed; }
sal_uInt16 GetGreen () const
{ return mnGreen; }
sal_uInt16 GetBlue () const
{ return mnBlue; }
bool operator== (const PrinterColor& aColor) const
{
return aColor.Is() && Is()
&& mnRed == aColor.mnRed
&& mnGreen == aColor.mnGreen
&& mnBlue == aColor.mnBlue;
}
bool operator!= (const PrinterColor& aColor) const
{ return ! (aColor==*this); }
PrinterColor& operator= (sal_uInt32 nRGB)
{
meColorspace = eRGB;
mnBlue = (nRGB & 0x000000ff);
mnGreen = (nRGB & 0x0000ff00) >> 8;
mnRed = (nRGB & 0x00ff0000) >> 16;
return *this;
}
};
class GlyphSet;
class PrinterJob;
class PrintFontManager;
struct CharacterMetric;
/*
* Bitmap Interface, this has to be filled with your actual bitmap implementation
* sample implementations can be found in:
* psprint/workben/cui/pspdem.cxx
* vcl/unx/source/gdi/salgdi2.cxx
*/
class VCL_DLLPUBLIC PrinterBmp
{
public:
virtual ~PrinterBmp () = 0;
virtual sal_uInt32 GetPaletteColor (sal_uInt32 nIdx) const = 0;
virtual sal_uInt32 GetPaletteEntryCount () const = 0;
virtual sal_uInt32 GetPixelRGB (sal_uInt32 nRow, sal_uInt32 nColumn) const = 0;
virtual sal_uInt8 GetPixelGray (sal_uInt32 nRow, sal_uInt32 nColumn) const = 0;
virtual sal_uInt8 GetPixelIdx (sal_uInt32 nRow, sal_uInt32 nColumn) const = 0;
virtual sal_uInt32 GetDepth () const = 0;
};
enum class ImageType {
TrueColorImage,
MonochromeImage,
PaletteImage,
GrayScaleImage
};
/*
* printer raster operations
*/
struct GraphicsStatus
{
OString maFont;
rtl_TextEncoding maEncoding;
bool mbArtItalic;
bool mbArtBold;
sal_Int32 mnTextHeight;
sal_Int32 mnTextWidth;
PrinterColor maColor;
double mfLineWidth;
GraphicsStatus();
};
class VCL_DLLPUBLIC PrinterGfx
{
private:
/* common settings */
double mfScaleX;
double mfScaleY;
sal_uInt32 mnDpi;
sal_uInt16 mnDepth;
sal_uInt16 mnPSLevel;
bool mbColor;
bool mbUploadPS42Fonts;
osl::File* mpPageBody;
/* text/font related data, for a type1 font it has to be checked
whether this font has already been downloaded. A TrueType font
will be converted into one or more Type3 fonts, containing glyphs
in no particular order. In addition to the existence of the
glyph in one of the subfonts, the mapping from unicode to the
glyph has to be remembered */
std::vector< GlyphSet > maPS3Font;
sal_Int32 mnFontID;
sal_Int32 mnTextAngle;
bool mbTextVertical;
PrintFontManager& mrFontMgr;
/* bitmap drawing implementation */
void DrawPS1GrayImage (const PrinterBmp& rBitmap, const tools::Rectangle& rArea);
void writePS2ImageHeader (const tools::Rectangle& rArea, psp::ImageType nType);
void writePS2Colorspace (const PrinterBmp& rBitmap, psp::ImageType nType);
void DrawPS2GrayImage (const PrinterBmp& rBitmap, const tools::Rectangle& rArea);
void DrawPS2PaletteImage (const PrinterBmp& rBitmap, const tools::Rectangle& rArea);
void DrawPS2TrueColorImage (const PrinterBmp& rBitmap, const tools::Rectangle& rArea);
void DrawPS2MonoImage (const PrinterBmp& rBitmap, const tools::Rectangle& rArea);
/* clip region */
std::list< tools::Rectangle > maClipRegion;
bool JoinVerticalClipRectangles( std::list< tools::Rectangle >::iterator& it,
Point& aOldPoint, sal_Int32& nColumn );
/* color settings */
PrinterColor maFillColor;
PrinterColor maTextColor;
PrinterColor maLineColor;
/* graphics state */
GraphicsStatus maVirtualStatus;
std::list< GraphicsStatus > maGraphicsStack;
GraphicsStatus& currentState() { return maGraphicsStack.front(); }
public:
/* graphics status update */
void PSSetColor ();
void PSSetLineWidth ();
void PSSetFont ();
/* graphics status functions */
void PSSetColor (const PrinterColor& rColor)
{ maVirtualStatus.maColor = rColor; }
void PSSetFont (const OString& rName,
rtl_TextEncoding nEncoding)
{ maVirtualStatus.maFont = rName; maVirtualStatus.maEncoding = nEncoding; }
/* graphics status stack */
void PSGSave ();
void PSGRestore ();
/* PS helpers */
enum pspath_t { moveto = 0, lineto = 1 };
void PSBinLineTo (const Point& rCurrent, Point& rOld,
sal_Int32& nColumn);
void PSBinMoveTo (const Point& rCurrent, Point& rOld,
sal_Int32& nColumn);
void PSBinStartPath ();
void PSBinEndPath ();
void PSBinCurrentPath (sal_uInt32 nPoints, const Point* pPath);
void PSBinPath (const Point& rCurrent, Point& rOld,
pspath_t eType, sal_Int32& nColumn);
void PSRotate (sal_Int32 nAngle);
void PSTranslate (const Point& rPoint);
void PSMoveTo (const Point& rPoint);
void PSScale (double fScaleX, double fScaleY);
void PSLineTo(const Point& rPoint );
void PSPointOp (const Point& rPoint, const sal_Char* pOperator);
void PSHexString (const unsigned char* pString, sal_Int16 nLen);
void PSShowGlyph (const unsigned char nGlyphId);
void OnEndJob ();
void writeResources( osl::File* pFile, std::vector< OString >& rSuppliedFonts );
PrintFontManager& GetFontMgr () { return mrFontMgr; }
void drawGlyph(const Point& rPoint,
sal_GlyphId aGlyphId,
sal_Int32 nDelta);
public:
PrinterGfx();
~PrinterGfx();
void Init (PrinterJob &rPrinterSpec);
void Init (const JobData& rData);
void Clear();
// query depth
sal_uInt16 GetBitCount () { return mnDepth;}
// clip region
void ResetClipRegion ();
void BeginSetClipRegion();
void UnionClipRegion (sal_Int32 nX, sal_Int32 nY,
sal_Int32 nDX, sal_Int32 nDY);
void EndSetClipRegion ();
// set xy color
void SetLineColor (const PrinterColor& rLineColor = PrinterColor())
{ maLineColor = rLineColor; }
void SetFillColor (const PrinterColor& rFillColor = PrinterColor())
{ maFillColor = rFillColor; }
// drawing primitives
void DrawPixel (const Point& rPoint, const PrinterColor& rPixelColor);
void DrawPixel (const Point& rPoint)
{ DrawPixel (rPoint, maLineColor); }
void DrawLine (const Point& rFrom, const Point& rTo);
void DrawRect (const tools::Rectangle& rRectangle);
void DrawPolyLine (sal_uInt32 nPoints, const Point* pPath );
void DrawPolygon (sal_uInt32 nPoints, const Point* pPath);
void DrawPolyPolygon (sal_uInt32 nPoly,
const sal_uInt32 *pPolygonSize,
const Point** pPolygonList);
void DrawPolyLineBezier (sal_uInt32 nPoints,
const Point* pPath,
const PolyFlags* pFlgAry );
void DrawPolygonBezier (sal_uInt32 nPoints,
const Point* pPath,
const PolyFlags* pFlgAry);
void DrawPolyPolygonBezier (sal_uInt32 nPoly,
const sal_uInt32* pPoints,
const Point* const* pPtAry,
const PolyFlags* const* pFlgAry);
// eps
bool DrawEPS ( const tools::Rectangle& rBoundingBox, void* pPtr, sal_uInt32 nSize);
// image drawing
void DrawBitmap (const tools::Rectangle& rDest, const tools::Rectangle& rSrc,
const PrinterBmp& rBitmap);
// font and text handling
void SetFont (
sal_Int32 nFontID,
sal_Int32 nPointHeight,
sal_Int32 nPointWidth,
sal_Int32 nAngle,
bool bVertical,
bool bArtItalic,
bool bArtBold
);
sal_Int32 GetFontID () const
{ return mnFontID; }
bool GetFontVertical() const
{ return mbTextVertical; }
sal_Int32 GetFontHeight () const
{ return maVirtualStatus.mnTextHeight; }
sal_Int32 GetFontWidth () const
{ return maVirtualStatus.mnTextWidth; }
bool GetArtificialItalic() const
{ return maVirtualStatus.mbArtItalic; }
bool GetArtificialBold() const
{ return maVirtualStatus.mbArtBold; }
void SetTextColor (PrinterColor const & rTextColor)
{ maTextColor = rTextColor; }
void DrawGlyph(const Point& rPoint,
const GlyphItem& rGlyph,
sal_Int32 nDelta);
};
} /* namespace psp */
#endif // INCLUDED_VCL_INC_GENERIC_PRINTERGFX_HXX
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|
