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//========================================================================
//
// PSOutputDev.h
//
// Copyright 1996-2003 Glyph & Cog, LLC
//
//========================================================================
//========================================================================
//
// Modified under the Poppler project - http://poppler.freedesktop.org
//
// All changes made under the Poppler project to this file are licensed
// under GPL version 2 or later
//
// Copyright (C) 2005 Martin Kretzschmar <martink@gnome.org>
// Copyright (C) 2005 Kristian Høgsberg <krh@redhat.com>
// Copyright (C) 2006-2008, 2012, 2013, 2015, 2017-2024 Albert Astals Cid <aacid@kde.org>
// Copyright (C) 2007 Brad Hards <bradh@kde.org>
// Copyright (C) 2009-2013 Thomas Freitag <Thomas.Freitag@alfa.de>
// Copyright (C) 2009 Till Kamppeter <till.kamppeter@gmail.com>
// Copyright (C) 2009 Carlos Garcia Campos <carlosgc@gnome.org>
// Copyright (C) 2009, 2011, 2015-2017, 2020 William Bader <williambader@hotmail.com>
// Copyright (C) 2010 Hib Eris <hib@hiberis.nl>
// Copyright (C) 2011, 2014, 2017, 2020 Adrian Johnson <ajohnson@redneon.com>
// Copyright (C) 2012 Fabio D'Urso <fabiodurso@hotmail.it>
// Copyright (C) 2018 Klarälvdalens Datakonsult AB, a KDAB Group company, <info@kdab.com>. Work sponsored by the LiMux project of the city of Munich
// Copyright (C) 2018 Adam Reichold <adam.reichold@t-online.de>
// Copyright (C) 2018, 2020 Philipp Knechtges <philipp-dev@knechtges.com>
// Copyright (C) 2019, 2023, 2024 Oliver Sander <oliver.sander@tu-dresden.de>
// Copyright (C) 2021 Hubert Figuiere <hub@figuiere.net>
// Copyright (C) 2021 Christian Persch <chpe@src.gnome.org>
// Copyright (C) 2023 g10 Code GmbH, Author: Sune Stolborg Vuorela <sune@vuorela.dk>
//
// To see a description of the changes please see the Changelog file that
// came with your tarball or type make ChangeLog if you are building from git
//
//========================================================================
#ifndef PSOUTPUTDEV_H
#define PSOUTPUTDEV_H
#include "poppler-config.h"
#include "poppler_private_export.h"
#include <cstddef>
#include "Object.h"
#include "GfxState.h"
#include "GlobalParams.h"
#include "OutputDev.h"
#include "fofi/FoFiBase.h"
#include <set>
#include <map>
#include <vector>
#include <unordered_set>
#include <unordered_map>
#include <string>
#include "splash/Splash.h"
class PDFDoc;
class XRef;
class Function;
class GfxPath;
class GfxFont;
class GfxColorSpace;
class GfxSeparationColorSpace;
class PDFRectangle;
struct PST1FontName;
struct PSFont8Info;
struct PSFont16Enc;
class PSOutCustomColor;
struct PSOutPaperSize;
class PSOutputDev;
//------------------------------------------------------------------------
// PSOutputDev
//------------------------------------------------------------------------
enum PSLevel
{
psLevel1,
psLevel1Sep,
psLevel2,
psLevel2Sep,
psLevel3,
psLevel3Sep
};
enum PSOutMode
{
psModePS,
psModeEPS,
psModeForm
};
enum PSFileType
{
psFile, // write to file
psPipe, // write to pipe
psStdout, // write to stdout
psGeneric // write to a generic stream
};
enum PSOutCustomCodeLocation
{
psOutCustomDocSetup,
psOutCustomPageSetup
};
enum PSForceRasterize
{
psRasterizeWhenNeeded, // default
psAlwaysRasterize, // always rasterize, useful for testing
psNeverRasterize // never rasterize, may produce incorrect output
};
typedef GooString *(*PSOutCustomCodeCbk)(PSOutputDev *psOut, PSOutCustomCodeLocation loc, int n, void *data);
class POPPLER_PRIVATE_EXPORT PSOutputDev : public OutputDev
{
public:
// Open a PostScript output file, and write the prolog.
// pages has to be sorted in increasing order
PSOutputDev(const char *fileName, PDFDoc *docA, char *psTitleA, const std::vector<int> &pages, PSOutMode modeA, int paperWidthA = -1, int paperHeightA = -1, bool noCrop = false, bool duplexA = true, int imgLLXA = 0, int imgLLYA = 0,
int imgURXA = 0, int imgURYA = 0, PSForceRasterize forceRasterizeA = psRasterizeWhenNeeded, bool manualCtrlA = false, PSOutCustomCodeCbk customCodeCbkA = nullptr, void *customCodeCbkDataA = nullptr,
PSLevel levelA = psLevel2);
// Open a PSOutputDev that will write to a file descriptor
PSOutputDev(int fdA, PDFDoc *docA, char *psTitleA, const std::vector<int> &pages, PSOutMode modeA, int paperWidthA = -1, int paperHeightA = -1, bool noCrop = false, bool duplexA = true, int imgLLXA = 0, int imgLLYA = 0, int imgURXA = 0,
int imgURYA = 0, PSForceRasterize forceRasterizeA = psRasterizeWhenNeeded, bool manualCtrlA = false, PSOutCustomCodeCbk customCodeCbkA = nullptr, void *customCodeCbkDataA = nullptr, PSLevel levelA = psLevel2);
// Open a PSOutputDev that will write to a generic stream.
// pages has to be sorted in increasing order
PSOutputDev(FoFiOutputFunc outputFuncA, void *outputStreamA, char *psTitleA, PDFDoc *docA, const std::vector<int> &pages, PSOutMode modeA, int paperWidthA = -1, int paperHeightA = -1, bool noCrop = false, bool duplexA = true,
int imgLLXA = 0, int imgLLYA = 0, int imgURXA = 0, int imgURYA = 0, PSForceRasterize forceRasterizeA = psRasterizeWhenNeeded, bool manualCtrlA = false, PSOutCustomCodeCbk customCodeCbkA = nullptr,
void *customCodeCbkDataA = nullptr, PSLevel levelA = psLevel2);
// Destructor -- writes the trailer and closes the file.
~PSOutputDev() override;
// Check if file was successfully created.
virtual bool isOk() { return ok; }
//---- get info about output device
// Does this device use upside-down coordinates?
// (Upside-down means (0,0) is the top left corner of the page.)
bool upsideDown() override { return false; }
// Does this device use drawChar() or drawString()?
bool useDrawChar() override { return false; }
// Does this device use tilingPatternFill()? If this returns false,
// tiling pattern fills will be reduced to a series of other drawing
// operations.
bool useTilingPatternFill() override { return true; }
// Does this device use functionShadedFill(), axialShadedFill(), and
// radialShadedFill()? If this returns false, these shaded fills
// will be reduced to a series of other drawing operations.
bool useShadedFills(int type) override { return (type < 4 && level >= psLevel2) || (type == 7 && level >= psLevel3); }
// Does this device use drawForm()? If this returns false,
// form-type XObjects will be interpreted (i.e., unrolled).
bool useDrawForm() override { return preloadImagesForms; }
// Does this device use beginType3Char/endType3Char? Otherwise,
// text in Type 3 fonts will be drawn with drawChar/drawString.
bool interpretType3Chars() override { return false; }
bool needClipToCropBox() override { return mode == psModeEPS; }
//----- header/trailer (used only if manualCtrl is true)
// Write the document-level header.
void writeHeader(int nPages, const PDFRectangle *mediaBox, const PDFRectangle *cropBox, int pageRotate, const char *title);
// Write the Xpdf procset.
void writeXpdfProcset();
// Write the trailer for the current page.
void writePageTrailer();
// Write the document trailer.
void writeTrailer();
//----- initialization and control
// Check to see if a page slice should be displayed. If this
// returns false, the page display is aborted. Typically, an
// OutputDev will use some alternate means to display the page
// before returning false.
bool checkPageSlice(Page *page, double hDPI, double vDPI, int rotate, bool useMediaBox, bool crop, int sliceX, int sliceY, int sliceW, int sliceH, bool printing, bool (*abortCheckCbk)(void *data) = nullptr,
void *abortCheckCbkData = nullptr, bool (*annotDisplayDecideCbk)(Annot *annot, void *user_data) = nullptr, void *annotDisplayDecideCbkData = nullptr) override;
// Start a page.
void startPage(int pageNum, GfxState *state, XRef *xref) override;
// End a page.
void endPage() override;
//----- save/restore graphics state
void saveState(GfxState *state) override;
void restoreState(GfxState *state) override;
//----- update graphics state
void updateCTM(GfxState *state, double m11, double m12, double m21, double m22, double m31, double m32) override;
void updateLineDash(GfxState *state) override;
void updateFlatness(GfxState *state) override;
void updateLineJoin(GfxState *state) override;
void updateLineCap(GfxState *state) override;
void updateMiterLimit(GfxState *state) override;
void updateLineWidth(GfxState *state) override;
void updateFillColorSpace(GfxState *state) override;
void updateStrokeColorSpace(GfxState *state) override;
void updateFillColor(GfxState *state) override;
void updateStrokeColor(GfxState *state) override;
void updateFillOverprint(GfxState *state) override;
void updateStrokeOverprint(GfxState *state) override;
void updateOverprintMode(GfxState *state) override;
void updateTransfer(GfxState *state) override;
//----- update text state
void updateFont(GfxState *state) override;
void updateTextMat(GfxState *state) override;
void updateCharSpace(GfxState *state) override;
void updateRender(GfxState *state) override;
void updateRise(GfxState *state) override;
void updateWordSpace(GfxState *state) override;
void updateHorizScaling(GfxState *state) override;
void updateTextPos(GfxState *state) override;
void updateTextShift(GfxState *state, double shift) override;
void saveTextPos(GfxState *state) override;
void restoreTextPos(GfxState *state) override;
//----- path painting
void stroke(GfxState *state) override;
void fill(GfxState *state) override;
void eoFill(GfxState *state) override;
bool tilingPatternFill(GfxState *state, Gfx *gfx, Catalog *cat, GfxTilingPattern *tPat, const double *mat, int x0, int y0, int x1, int y1, double xStep, double yStep) override;
bool functionShadedFill(GfxState *state, GfxFunctionShading *shading) override;
bool axialShadedFill(GfxState *state, GfxAxialShading *shading, double /*tMin*/, double /*tMax*/) override;
bool radialShadedFill(GfxState *state, GfxRadialShading *shading, double /*sMin*/, double /*sMax*/) override;
bool patchMeshShadedFill(GfxState *state, GfxPatchMeshShading *shading) override;
//----- path clipping
void clip(GfxState *state) override;
void eoClip(GfxState *state) override;
void clipToStrokePath(GfxState *state) override;
//----- text drawing
void drawString(GfxState *state, const GooString *s) override;
void beginTextObject(GfxState *state) override;
void endTextObject(GfxState *state) override;
//----- image drawing
void drawImageMask(GfxState *state, Object *ref, Stream *str, int width, int height, bool invert, bool interpolate, bool inlineImg) override;
void setSoftMaskFromImageMask(GfxState *state, Object *ref, Stream *str, int width, int height, bool invert, bool inlineImg, double *baseMatrix) override;
void unsetSoftMaskFromImageMask(GfxState *state, double *baseMatrix) override;
void drawImage(GfxState *state, Object *ref, Stream *str, int width, int height, GfxImageColorMap *colorMap, bool interpolate, const int *maskColors, bool inlineImg) override;
void drawMaskedImage(GfxState *state, Object *ref, Stream *str, int width, int height, GfxImageColorMap *colorMap, bool interpolate, Stream *maskStr, int maskWidth, int maskHeight, bool maskInvert, bool maskInterpolate) override;
#ifdef OPI_SUPPORT
//----- OPI functions
void opiBegin(GfxState *state, Dict *opiDict) override;
void opiEnd(GfxState *state, Dict *opiDict) override;
#endif
//----- Type 3 font operators
void type3D0(GfxState *state, double wx, double wy) override;
void type3D1(GfxState *state, double wx, double wy, double llx, double lly, double urx, double ury) override;
//----- form XObjects
void drawForm(Ref ref) override;
//----- PostScript XObjects
void psXObject(Stream *psStream, Stream *level1Stream) override;
//----- miscellaneous
void setOffset(double x, double y)
{
tx0 = x;
ty0 = y;
}
void setScale(double x, double y)
{
xScale0 = x;
yScale0 = y;
}
void setRotate(int rotateA) { rotate0 = rotateA; }
void setClip(double llx, double lly, double urx, double ury)
{
clipLLX0 = llx;
clipLLY0 = lly;
clipURX0 = urx;
clipURY0 = ury;
}
void setUnderlayCbk(void (*cbk)(PSOutputDev *psOut, void *data), void *data)
{
underlayCbk = cbk;
underlayCbkData = data;
}
void setOverlayCbk(void (*cbk)(PSOutputDev *psOut, void *data), void *data)
{
overlayCbk = cbk;
overlayCbkData = data;
}
void setDisplayText(bool display) { displayText = display; }
void setPSCenter(bool center) { psCenter = center; }
void setPSExpandSmaller(bool expand) { psExpandSmaller = expand; }
void setPSShrinkLarger(bool shrink) { psShrinkLarger = shrink; }
void setOverprintPreview(bool overprintPreviewA) { overprintPreview = overprintPreviewA; }
void setRasterAntialias(bool a) { rasterAntialias = a; }
void setForceRasterize(PSForceRasterize f) { forceRasterize = f; }
void setRasterResolution(double r) { rasterResolution = r; }
void setRasterMono(bool b)
{
processColorFormat = splashModeMono8;
processColorFormatSpecified = true;
}
void setUncompressPreloadedImages(bool b) { uncompressPreloadedImages = b; }
bool getEmbedType1() const { return embedType1; }
bool getEmbedTrueType() const { return embedTrueType; }
bool getEmbedCIDPostScript() const { return embedCIDPostScript; }
bool getEmbedCIDTrueType() const { return embedCIDTrueType; }
bool getFontPassthrough() const { return fontPassthrough; }
bool getOptimizeColorSpace() const { return optimizeColorSpace; }
bool getPassLevel1CustomColor() const { return passLevel1CustomColor; }
bool getEnableLZW() const { return enableLZW; };
bool getEnableFlate() const { return enableFlate; }
void setEmbedType1(bool b) { embedType1 = b; }
void setEmbedTrueType(bool b) { embedTrueType = b; }
void setEmbedCIDPostScript(bool b) { embedCIDPostScript = b; }
void setEmbedCIDTrueType(bool b) { embedCIDTrueType = b; }
void setFontPassthrough(bool b) { fontPassthrough = b; }
void setOptimizeColorSpace(bool b) { optimizeColorSpace = b; }
void setPassLevel1CustomColor(bool b) { passLevel1CustomColor = b; }
void setPreloadImagesForms(bool b) { preloadImagesForms = b; }
void setGenerateOPI(bool b) { generateOPI = b; }
void setUseASCIIHex(bool b) { useASCIIHex = b; }
void setUseBinary(bool b) { useBinary = b; }
void setEnableLZW(bool b) { enableLZW = b; }
void setEnableFlate(bool b) { enableFlate = b; }
void setProcessColorFormat(SplashColorMode format)
{
processColorFormat = format;
processColorFormatSpecified = true;
}
private:
struct PSOutPaperSize
{
PSOutPaperSize() = default;
PSOutPaperSize(std::string &&nameA, int wA, int hA) : name(nameA), w(wA), h(hA) { }
~PSOutPaperSize() = default;
PSOutPaperSize &operator=(const PSOutPaperSize &) = delete;
std::string name;
int w, h;
};
void init(FoFiOutputFunc outputFuncA, void *outputStreamA, PSFileType fileTypeA, char *psTitleA, PDFDoc *doc, const std::vector<int> &pages, PSOutMode modeA, int imgLLXA, int imgLLYA, int imgURXA, int imgURYA, bool manualCtrlA,
int paperWidthA, int paperHeightA, bool noCropA, bool duplexA, PSLevel levelA);
void postInit();
void setupResources(Dict *resDict);
void setupFonts(Dict *resDict);
void setupFont(GfxFont *font, Dict *parentResDict);
void setupEmbeddedType1Font(Ref *id, GooString *psName);
void updateFontMaxValidGlyph(GfxFont *font, int maxValidGlyph);
void setupExternalType1Font(const std::string &fileName, GooString *psName);
void setupEmbeddedType1CFont(GfxFont *font, Ref *id, GooString *psName);
void setupEmbeddedOpenTypeT1CFont(GfxFont *font, Ref *id, GooString *psName, int faceIndex);
void setupEmbeddedTrueTypeFont(GfxFont *font, Ref *id, GooString *psName, int faceIndex);
void setupExternalTrueTypeFont(GfxFont *font, const std::string &fileName, GooString *psName, int faceIndex);
void setupEmbeddedCIDType0Font(GfxFont *font, Ref *id, GooString *psName);
void setupEmbeddedCIDTrueTypeFont(GfxFont *font, Ref *id, GooString *psName, bool needVerticalMetrics, int faceIndex);
void setupExternalCIDTrueTypeFont(GfxFont *font, const std::string &fileName, GooString *psName, bool needVerticalMetrics, int faceIndex);
void setupEmbeddedOpenTypeCFFFont(GfxFont *font, Ref *id, GooString *psName, int faceIndex);
void setupType3Font(GfxFont *font, GooString *psName, Dict *parentResDict);
GooString *makePSFontName(GfxFont *font, const Ref *id);
void setupImages(Dict *resDict);
void setupImage(Ref id, Stream *str, bool mask);
void setupForms(Dict *resDict);
void setupForm(Ref id, Object *strObj);
void addProcessColor(double c, double m, double y, double k);
void addCustomColor(GfxSeparationColorSpace *sepCS);
void doPath(const GfxPath *path);
void maskToClippingPath(Stream *maskStr, int maskWidth, int maskHeight, bool maskInvert);
void doImageL1(Object *ref, GfxImageColorMap *colorMap, bool invert, bool inlineImg, Stream *str, int width, int height, int len, const int *maskColors, Stream *maskStr, int maskWidth, int maskHeight, bool maskInvert);
void doImageL1Sep(Object *ref, GfxImageColorMap *colorMap, bool invert, bool inlineImg, Stream *str, int width, int height, int len, const int *maskColors, Stream *maskStr, int maskWidth, int maskHeight, bool maskInvert);
void doImageL2(GfxState *state, Object *ref, GfxImageColorMap *colorMap, bool invert, bool inlineImg, Stream *str, int width, int height, int len, const int *maskColors, Stream *maskStr, int maskWidth, int maskHeight, bool maskInvert);
void doImageL3(GfxState *state, Object *ref, GfxImageColorMap *colorMap, bool invert, bool inlineImg, Stream *str, int width, int height, int len, const int *maskColors, Stream *maskStr, int maskWidth, int maskHeight, bool maskInvert);
void dumpColorSpaceL2(GfxState *state, GfxColorSpace *colorSpace, bool genXform, bool updateColors, bool map01);
bool tilingPatternFillL1(GfxState *state, Catalog *cat, Object *str, const double *pmat, int paintType, int tilingType, Dict *resDict, const double *mat, const double *bbox, int x0, int y0, int x1, int y1, double xStep, double yStep);
bool tilingPatternFillL2(GfxState *state, Catalog *cat, Object *str, const double *pmat, int paintType, int tilingType, Dict *resDict, const double *mat, const double *bbox, int x0, int y0, int x1, int y1, double xStep, double yStep);
#ifdef OPI_SUPPORT
void opiBegin20(GfxState *state, Dict *dict);
void opiBegin13(GfxState *state, Dict *dict);
void opiTransform(GfxState *state, double x0, double y0, double *x1, double *y1);
#endif
void cvtFunction(const Function *func, bool invertPSFunction = false);
static std::string filterPSName(const std::string &name);
// Write the document-level setup.
void writeDocSetup(Catalog *catalog, const std::vector<int> &pageList, bool duplexA);
void writePSChar(char c);
void writePS(const char *s);
void writePSBuf(const char *s, int len);
void writePSFmt(const char *fmt, ...) GOOSTRING_FORMAT;
void writePSString(const std::string &s);
void writePSName(const char *s);
GooString *filterPSLabel(GooString *label, bool *needParens = nullptr);
void writePSTextLine(const std::string &s);
PSLevel level; // PostScript level (1, 2, separation)
PSOutMode mode; // PostScript mode (PS, EPS, form)
int paperWidth; // width of paper, in pts
int paperHeight; // height of paper, in pts
bool paperMatch; // true if paper size is set to match each page
int prevWidth; // width of previous page
// (only psModePSOrigPageSizes output mode)
int prevHeight; // height of previous page
// (only psModePSOrigPageSizes output mode)
int imgLLX, imgLLY, // imageable area, in pts
imgURX, imgURY;
bool noCrop;
bool duplex;
std::vector<int> pages;
char *psTitle;
bool postInitDone; // true if postInit() was called
FoFiOutputFunc outputFunc;
void *outputStream;
PSFileType fileType; // file / pipe / stdout
bool manualCtrl;
int seqPage; // current sequential page number
void (*underlayCbk)(PSOutputDev *psOut, void *data);
void *underlayCbkData;
void (*overlayCbk)(PSOutputDev *psOut, void *data);
void *overlayCbkData;
GooString *(*customCodeCbk)(PSOutputDev *psOut, PSOutCustomCodeLocation loc, int n, void *data);
void *customCodeCbkData;
PDFDoc *doc;
XRef *xref; // the xref table for this PDF file
std::vector<Ref> fontIDs; // list of object IDs of all used fonts
std::set<int> resourceIDs; // list of object IDs of objects containing Resources we've already set up
std::unordered_set<std::string> fontNames; // all used font names
std::unordered_map<std::string, int> perFontMaxValidGlyph; // max valid glyph of each font
PST1FontName *t1FontNames; // font names for Type 1/1C fonts
int t1FontNameLen; // number of entries in t1FontNames array
int t1FontNameSize; // size of t1FontNames array
PSFont8Info *font8Info; // info for 8-bit fonts
int font8InfoLen; // number of entries in font8Info array
int font8InfoSize; // size of font8Info array
PSFont16Enc *font16Enc; // encodings for substitute 16-bit fonts
int font16EncLen; // number of entries in font16Enc array
int font16EncSize; // size of font16Enc array
Ref *imgIDs; // list of image IDs for in-memory images
int imgIDLen; // number of entries in imgIDs array
int imgIDSize; // size of imgIDs array
Ref *formIDs; // list of IDs for predefined forms
int formIDLen; // number of entries in formIDs array
int formIDSize; // size of formIDs array
int numSaves; // current number of gsaves
int numTilingPatterns; // current number of nested tiling patterns
int nextFunc; // next unique number to use for a function
std::vector<PSOutPaperSize> paperSizes; // list of used paper sizes, if paperMatch
// is true
std::map<int, int> pagePaperSize; // page num to paperSize entry mapping
double tx0, ty0; // global translation
double xScale0, yScale0; // global scaling
int rotate0; // rotation angle (0, 90, 180, 270)
double clipLLX0, clipLLY0, clipURX0, clipURY0;
double tx, ty; // global translation for current page
double xScale, yScale; // global scaling for current page
int rotate; // rotation angle for current page
double epsX1, epsY1, // EPS bounding box (unrotated)
epsX2, epsY2;
GooString *embFontList; // resource comments for embedded fonts
int processColors; // used process colors
PSOutCustomColor // used custom colors
*customColors;
bool haveTextClip; // set if text has been drawn with a
// clipping render mode
bool inType3Char; // inside a Type 3 CharProc
bool inUncoloredPattern; // inside a uncolored pattern (PaintType = 2)
GooString *t3String; // Type 3 content string
double t3WX, t3WY, // Type 3 character parameters
t3LLX, t3LLY, t3URX, t3URY;
bool t3FillColorOnly; // operators should only use the fill color
bool t3Cacheable; // cleared if char is not cacheable
bool t3NeedsRestore; // set if a 'q' operator was issued
PSForceRasterize forceRasterize; // controls the rasterization of pages into images
bool displayText; // displayText
bool psCenter; // center pages on the paper
bool psExpandSmaller = false; // expand smaller pages to fill paper
bool psShrinkLarger = true; // shrink larger pages to fit paper
bool overprintPreview = false; // enable overprint preview
bool rasterAntialias; // antialias on rasterize
bool uncompressPreloadedImages;
double rasterResolution; // PostScript rasterization resolution (dpi)
bool embedType1; // embed Type 1 fonts?
bool embedTrueType; // embed TrueType fonts?
bool embedCIDPostScript; // embed CID PostScript fonts?
bool embedCIDTrueType; // embed CID TrueType fonts?
bool fontPassthrough; // pass all fonts through as-is?
bool optimizeColorSpace; // false to keep gray RGB images in their original color space
// true to optimize gray images to DeviceGray color space
bool passLevel1CustomColor; // false to convert all custom colors to CMYK
// true to pass custom colors
// has effect only when doing a level1sep
bool preloadImagesForms; // preload PostScript images and forms into
// memory
bool generateOPI; // generate PostScript OPI comments?
bool useASCIIHex; // use ASCIIHex instead of ASCII85?
bool useBinary; // use binary instead of hex
bool enableLZW; // enable LZW compression
bool enableFlate; // enable Flate compression
SplashColorMode processColorFormat;
bool processColorFormatSpecified;
std::unordered_set<std::string> iccEmitted; // contains ICCBased CSAs that have been emitted
#ifdef OPI_SUPPORT
int opi13Nest; // nesting level of OPI 1.3 objects
int opi20Nest; // nesting level of OPI 2.0 objects
#endif
bool ok; // set up ok?
std::set<int> patternsBeingTiled; // the patterns that are being tiled
friend class WinPDFPrinter;
};
#endif