Web   ·   Wiki   ·   Activities   ·   Blog   ·   Lists   ·   Chat   ·   Meeting   ·   Bugs   ·   Git   ·   Translate   ·   Archive   ·   People   ·   Donate
summaryrefslogtreecommitdiffstats
path: root/pdf/xpdf/PSOutputDev.cc
diff options
context:
space:
mode:
Diffstat (limited to 'pdf/xpdf/PSOutputDev.cc')
-rw-r--r--pdf/xpdf/PSOutputDev.cc576
1 files changed, 399 insertions, 177 deletions
diff --git a/pdf/xpdf/PSOutputDev.cc b/pdf/xpdf/PSOutputDev.cc
index 34d7fdc..6170dfd 100644
--- a/pdf/xpdf/PSOutputDev.cc
+++ b/pdf/xpdf/PSOutputDev.cc
@@ -28,7 +28,8 @@
#include "GfxState.h"
#include "GfxFont.h"
#include "UnicodeMap.h"
-#include "FontFile.h"
+#include "FoFiType1C.h"
+#include "FoFiTrueType.h"
#include "Catalog.h"
#include "Page.h"
#include "Stream.h"
@@ -368,8 +369,9 @@ static char *prolog[] = {
" pdfTextMat dtransform rmoveto } def",
"/TJmV { pdfFontSize 0.001 mul mul neg 0 exch",
" pdfTextMat dtransform rmoveto } def",
- "/Tclip { pdfTextClipPath cvx exec clip",
+ "/Tclip { pdfTextClipPath cvx exec clip newpath",
" /pdfTextClipPath [] def } def",
+ "~1",
"% Level 1 image operators",
"/pdfIm1 {",
" /pdfImBuf1 4 index string def",
@@ -390,6 +392,11 @@ static char *prolog[] = {
" /pdfImBuf1 4 index 7 add 8 idiv string def",
" { currentfile pdfImBuf1 readhexstring pop } imagemask",
"} def",
+ "/pdfImM1a {",
+ " { 2 copy get exch 1 add exch } imagemask",
+ " pop pop",
+ "} def",
+ "~2",
"% Level 2 image operators",
"/pdfImBuf 100 string def",
"/pdfIm {",
@@ -422,6 +429,7 @@ static char *prolog[] = {
" not { pop exit } if",
" (%-EOD-) eq { exit } if } loop",
"} def",
+ "~a",
"end",
NULL
};
@@ -560,6 +568,87 @@ PSOutCustomColor::~PSOutCustomColor() {
}
//------------------------------------------------------------------------
+// DeviceNRecoder
+//------------------------------------------------------------------------
+
+class DeviceNRecoder: public FilterStream {
+public:
+
+ DeviceNRecoder(Stream *strA, int widthA, int heightA,
+ GfxImageColorMap *colorMapA);
+ virtual ~DeviceNRecoder();
+ virtual StreamKind getKind() { return strWeird; }
+ virtual void reset();
+ virtual int getChar()
+ { return (bufIdx >= bufSize && !fillBuf()) ? EOF : buf[bufIdx++]; }
+ virtual int lookChar()
+ { return (bufIdx >= bufSize && !fillBuf()) ? EOF : buf[bufIdx]; }
+ virtual GString *getPSFilter(int psLevel, char *indent) { return NULL; }
+ virtual GBool isBinary(GBool last = gTrue) { return gTrue; }
+ virtual GBool isEncoder() { return gTrue; }
+
+private:
+
+ GBool fillBuf();
+
+ int width, height;
+ GfxImageColorMap *colorMap;
+ Function *func;
+ ImageStream *imgStr;
+ int buf[gfxColorMaxComps];
+ int pixelIdx;
+ int bufIdx;
+ int bufSize;
+};
+
+DeviceNRecoder::DeviceNRecoder(Stream *strA, int widthA, int heightA,
+ GfxImageColorMap *colorMapA):
+ FilterStream(strA) {
+ width = widthA;
+ height = heightA;
+ colorMap = colorMapA;
+ imgStr = NULL;
+ pixelIdx = 0;
+ bufIdx = gfxColorMaxComps;
+ bufSize = ((GfxDeviceNColorSpace *)colorMap->getColorSpace())->
+ getAlt()->getNComps();
+ func = ((GfxDeviceNColorSpace *)colorMap->getColorSpace())->
+ getTintTransformFunc();
+}
+
+DeviceNRecoder::~DeviceNRecoder() {
+ if (imgStr) {
+ delete imgStr;
+ }
+}
+
+void DeviceNRecoder::reset() {
+ imgStr = new ImageStream(str, width, colorMap->getNumPixelComps(),
+ colorMap->getBits());
+ imgStr->reset();
+}
+
+GBool DeviceNRecoder::fillBuf() {
+ Guchar pixBuf[gfxColorMaxComps];
+ GfxColor color;
+ double y[gfxColorMaxComps];
+ int i;
+
+ if (pixelIdx >= width * height) {
+ return gFalse;
+ }
+ imgStr->getPixel(pixBuf);
+ colorMap->getColor(pixBuf, &color);
+ func->transform(color.c, y);
+ for (i = 0; i < bufSize; ++i) {
+ buf[i] = (int)(y[i] * 255 + 0.5);
+ }
+ bufIdx = 0;
+ ++pixelIdx;
+ return gTrue;
+}
+
+//------------------------------------------------------------------------
// PSOutputDev
//------------------------------------------------------------------------
@@ -573,7 +662,7 @@ static void outputToFile(void *stream, char *data, int len) {
PSOutputDev::PSOutputDev(char *fileName, XRef *xrefA, Catalog *catalog,
int firstPage, int lastPage, PSOutMode modeA,
- int paperWidthA, int paperHeightA,
+ int imgLLXA, int imgLLYA, int imgURXA, int imgURYA,
GBool manualCtrlA) {
FILE *f;
PSFileType fileTypeA;
@@ -624,14 +713,19 @@ PSOutputDev::PSOutputDev(char *fileName, XRef *xrefA, Catalog *catalog,
init(outputToFile, f, fileTypeA,
xrefA, catalog, firstPage, lastPage, modeA,
- paperWidthA, paperHeightA, manualCtrlA);
+ imgLLXA, imgLLYA, imgURXA, imgURYA, manualCtrlA);
}
PSOutputDev::PSOutputDev(PSOutputFunc outputFuncA, void *outputStreamA,
XRef *xrefA, Catalog *catalog,
int firstPage, int lastPage, PSOutMode modeA,
- int paperWidthA, int paperHeightA,
+ int imgLLXA, int imgLLYA, int imgURXA, int imgURYA,
GBool manualCtrlA) {
+ underlayCbk = NULL;
+ underlayCbkData = NULL;
+ overlayCbk = NULL;
+ overlayCbkData = NULL;
+
fontIDs = NULL;
fontFileIDs = NULL;
fontFileNames = NULL;
@@ -644,15 +738,16 @@ PSOutputDev::PSOutputDev(PSOutputFunc outputFuncA, void *outputStreamA,
init(outputFuncA, outputStreamA, psGeneric,
xrefA, catalog, firstPage, lastPage, modeA,
- paperWidthA, paperHeightA, manualCtrlA);
+ imgLLXA, imgLLYA, imgURXA, imgURYA, manualCtrlA);
}
void PSOutputDev::init(PSOutputFunc outputFuncA, void *outputStreamA,
PSFileType fileTypeA, XRef *xrefA, Catalog *catalog,
int firstPage, int lastPage, PSOutMode modeA,
- int paperWidthA, int paperHeightA,
+ int imgLLXA, int imgLLYA, int imgURXA, int imgURYA,
GBool manualCtrlA) {
Page *page;
+ PDFRectangle *box;
// initialize
ok = gTrue;
@@ -662,18 +757,28 @@ void PSOutputDev::init(PSOutputFunc outputFuncA, void *outputStreamA,
xref = xrefA;
level = globalParams->getPSLevel();
mode = modeA;
- paperWidth = paperWidthA;
- paperHeight = paperHeightA;
- if (paperWidth == 0) {
- paperWidth = globalParams->getPSPaperWidth();
- }
- if (paperHeight == 0) {
- paperHeight = globalParams->getPSPaperHeight();
+ paperWidth = globalParams->getPSPaperWidth();
+ paperHeight = globalParams->getPSPaperHeight();
+ imgLLX = imgLLXA;
+ imgLLY = imgLLYA;
+ imgURX = imgURXA;
+ imgURY = imgURYA;
+ if (imgLLX == 0 && imgURX == 0 && imgLLY == 0 && imgURY == 0) {
+ globalParams->getPSImageableArea(&imgLLX, &imgLLY, &imgURX, &imgURY);
}
if (paperWidth < 0 || paperHeight < 0) {
- page = catalog->getPage(firstPage);
- paperWidth = (int)(page->getWidth() + 0.5);
- paperHeight = (int)(page->getHeight() + 0.5);
+ // this check is needed in case the document has zero pages
+ if (firstPage > 0 && firstPage <= catalog->getNumPages()) {
+ page = catalog->getPage(firstPage);
+ paperWidth = (int)(page->getWidth() + 0.5);
+ paperHeight = (int)(page->getHeight() + 0.5);
+ } else {
+ paperWidth = 1;
+ paperHeight = 1;
+ }
+ imgLLX = imgLLY = 0;
+ imgURX = paperWidth;
+ imgURY = paperHeight;
}
manualCtrl = manualCtrlA;
if (mode == psModeForm) {
@@ -688,6 +793,12 @@ void PSOutputDev::init(PSOutputFunc outputFuncA, void *outputStreamA,
opi20Nest = 0;
#endif
+ tx0 = ty0 = 0;
+ xScale0 = yScale0 = 1;
+ rotate0 = 0;
+ clipLLX0 = clipLLY0 = 0;
+ clipURX0 = clipURY0 = -1;
+
// initialize fontIDs, fontFileIDs, and fontFileNames lists
fontIDSize = 64;
fontIDLen = 0;
@@ -709,7 +820,16 @@ void PSOutputDev::init(PSOutputFunc outputFuncA, void *outputStreamA,
embFontList = new GString();
if (!manualCtrl) {
- writeHeader(firstPage, lastPage, catalog->getPage(firstPage)->getBox());
+ // this check is needed in case the document has zero pages
+ if (firstPage > 0 && firstPage <= catalog->getNumPages()) {
+ writeHeader(firstPage, lastPage,
+ catalog->getPage(firstPage)->getBox(),
+ catalog->getPage(firstPage)->getCropBox());
+ } else {
+ box = new PDFRectangle(0, 0, 1, 1);
+ writeHeader(firstPage, lastPage, box, box);
+ delete box;
+ }
if (mode != psModeForm) {
writePS("%%BeginProlog\n");
}
@@ -786,7 +906,8 @@ PSOutputDev::~PSOutputDev() {
}
}
-void PSOutputDev::writeHeader(int firstPage, int lastPage, PDFRectangle *box) {
+void PSOutputDev::writeHeader(int firstPage, int lastPage,
+ PDFRectangle *mediaBox, PDFRectangle *cropBox) {
switch (mode) {
case psModePS:
writePS("%!PS-Adobe-3.0\n");
@@ -819,14 +940,14 @@ void PSOutputDev::writeHeader(int firstPage, int lastPage, PDFRectangle *box) {
writePS("%%DocumentCustomColors: (atend)\n");
}
writePSFmt("%%%%BoundingBox: %d %d %d %d\n",
- (int)floor(box->x1), (int)floor(box->y1),
- (int)ceil(box->x2), (int)ceil(box->y2));
- if (floor(box->x1) != ceil(box->x1) ||
- floor(box->y1) != ceil(box->y1) ||
- floor(box->x2) != ceil(box->x2) ||
- floor(box->y2) != ceil(box->y2)) {
+ (int)floor(cropBox->x1), (int)floor(cropBox->y1),
+ (int)ceil(cropBox->x2), (int)ceil(cropBox->y2));
+ if (floor(cropBox->x1) != ceil(cropBox->x1) ||
+ floor(cropBox->y1) != ceil(cropBox->y1) ||
+ floor(cropBox->x2) != ceil(cropBox->x2) ||
+ floor(cropBox->y2) != ceil(cropBox->y2)) {
writePSFmt("%%%%HiResBoundingBox: %g %g %g %g\n",
- box->x1, box->y1, box->x2, box->y2);
+ cropBox->x1, cropBox->y1, cropBox->x2, cropBox->y2);
}
writePS("%%DocumentSuppliedResources: (atend)\n");
writePS("%%EndComments\n");
@@ -845,7 +966,8 @@ void PSOutputDev::writeHeader(int firstPage, int lastPage, PDFRectangle *box) {
writePS("%%EndComments\n");
writePS("32 dict dup begin\n");
writePSFmt("/BBox [%d %d %d %d] def\n",
- (int)box->x1, (int)box->y1, (int)box->x2, (int)box->y2);
+ (int)floor(mediaBox->x1), (int)floor(mediaBox->y1),
+ (int)ceil(mediaBox->x2), (int)ceil(mediaBox->y2));
writePS("/FormType 1 def\n");
writePS("/Matrix [1 0 0 1 0 0] def\n");
break;
@@ -1044,8 +1166,9 @@ void PSOutputDev::setupFonts(Dict *resDict) {
}
if (gfxFontDict) {
for (i = 0; i < gfxFontDict->getNumFonts(); ++i) {
- font = gfxFontDict->getFont(i);
- setupFont(font, resDict);
+ if ((font = gfxFontDict->getFont(i))) {
+ setupFont(font, resDict);
+ }
}
delete gfxFontDict;
}
@@ -1455,7 +1578,7 @@ void PSOutputDev::setupEmbeddedType1CFont(GfxFont *font, Ref *id,
GString *psName) {
char *fontBuf;
int fontLen;
- Type1CFontFile *t1cFile;
+ FoFiType1C *ffT1C;
int i;
// check if font is already embedded
@@ -1480,11 +1603,10 @@ void PSOutputDev::setupEmbeddedType1CFont(GfxFont *font, Ref *id,
// convert it to a Type 1 font
fontBuf = font->readEmbFontFile(xref, &fontLen);
- t1cFile = new Type1CFontFile(fontBuf, fontLen);
- if (t1cFile->isOk()) {
- t1cFile->convertToType1(outputFunc, outputStream);
+ if ((ffT1C = FoFiType1C::make(fontBuf, fontLen))) {
+ ffT1C->convertToType1(NULL, gTrue, outputFunc, outputStream);
+ delete ffT1C;
}
- delete t1cFile;
gfree(fontBuf);
// ending comment
@@ -1496,7 +1618,7 @@ void PSOutputDev::setupEmbeddedTrueTypeFont(GfxFont *font, Ref *id,
char unique[32];
char *fontBuf;
int fontLen;
- TrueTypeFontFile *ttFile;
+ FoFiTrueType *ffTT;
Gushort *codeToGID;
int i;
@@ -1527,15 +1649,16 @@ void PSOutputDev::setupEmbeddedTrueTypeFont(GfxFont *font, Ref *id,
// convert it to a Type 42 font
fontBuf = font->readEmbFontFile(xref, &fontLen);
- ttFile = new TrueTypeFontFile(fontBuf, fontLen);
- codeToGID = ((Gfx8BitFont *)font)->getCodeToGIDMap(ttFile);
- ttFile->convertToType42(psName->getCString(),
- ((Gfx8BitFont *)font)->getEncoding(),
- ((Gfx8BitFont *)font)->getHasEncoding(),
- codeToGID,
- outputFunc, outputStream);
- gfree(codeToGID);
- delete ttFile;
+ if ((ffTT = FoFiTrueType::make(fontBuf, fontLen))) {
+ codeToGID = ((Gfx8BitFont *)font)->getCodeToGIDMap(ffTT);
+ ffTT->convertToType42(psName->getCString(),
+ ((Gfx8BitFont *)font)->getHasEncoding()
+ ? ((Gfx8BitFont *)font)->getEncoding()
+ : (char **)NULL,
+ codeToGID, outputFunc, outputStream);
+ gfree(codeToGID);
+ delete ffTT;
+ }
gfree(fontBuf);
// ending comment
@@ -1547,7 +1670,7 @@ void PSOutputDev::setupExternalTrueTypeFont(GfxFont *font, GString *psName) {
GString *fileName;
char *fontBuf;
int fontLen;
- TrueTypeFontFile *ttFile;
+ FoFiTrueType *ffTT;
Gushort *codeToGID;
int i;
@@ -1580,14 +1703,15 @@ void PSOutputDev::setupExternalTrueTypeFont(GfxFont *font, GString *psName) {
// convert it to a Type 42 font
fontBuf = font->readExtFontFile(&fontLen);
- ttFile = new TrueTypeFontFile(fontBuf, fontLen);
- codeToGID = ((Gfx8BitFont *)font)->getCodeToGIDMap(ttFile);
- ttFile->convertToType42(psName->getCString(),
- ((Gfx8BitFont *)font)->getEncoding(),
- ((Gfx8BitFont *)font)->getHasEncoding(),
- codeToGID,
- outputFunc, outputStream);
- delete ttFile;
+ if ((ffTT = FoFiTrueType::make(fontBuf, fontLen))) {
+ codeToGID = ((Gfx8BitFont *)font)->getCodeToGIDMap(ffTT);
+ ffTT->convertToType42(psName->getCString(),
+ ((Gfx8BitFont *)font)->getHasEncoding()
+ ? ((Gfx8BitFont *)font)->getEncoding()
+ : (char **)NULL,
+ codeToGID, outputFunc, outputStream);
+ delete ffTT;
+ }
gfree(fontBuf);
// ending comment
@@ -1598,7 +1722,7 @@ void PSOutputDev::setupEmbeddedCIDType0Font(GfxFont *font, Ref *id,
GString *psName) {
char *fontBuf;
int fontLen;
- Type1CFontFile *t1cFile;
+ FoFiType1C *ffT1C;
int i;
// check if font is already embedded
@@ -1623,18 +1747,16 @@ void PSOutputDev::setupEmbeddedCIDType0Font(GfxFont *font, Ref *id,
// convert it to a Type 0 font
fontBuf = font->readEmbFontFile(xref, &fontLen);
- t1cFile = new Type1CFontFile(fontBuf, fontLen);
- if (t1cFile->isOk()) {
+ if ((ffT1C = FoFiType1C::make(fontBuf, fontLen))) {
if (globalParams->getPSLevel() >= psLevel3) {
// Level 3: use a CID font
- t1cFile->convertToCIDType0(psName->getCString(),
- outputFunc, outputStream);
+ ffT1C->convertToCIDType0(psName->getCString(), outputFunc, outputStream);
} else {
// otherwise: use a non-CID composite font
- t1cFile->convertToType0(psName->getCString(), outputFunc, outputStream);
+ ffT1C->convertToType0(psName->getCString(), outputFunc, outputStream);
}
+ delete ffT1C;
}
- delete t1cFile;
gfree(fontBuf);
// ending comment
@@ -1645,7 +1767,7 @@ void PSOutputDev::setupEmbeddedCIDTrueTypeFont(GfxFont *font, Ref *id,
GString *psName) {
char *fontBuf;
int fontLen;
- TrueTypeFontFile *ttFile;
+ FoFiTrueType *ffTT;
int i;
// check if font is already embedded
@@ -1670,20 +1792,22 @@ void PSOutputDev::setupEmbeddedCIDTrueTypeFont(GfxFont *font, Ref *id,
// convert it to a Type 0 font
fontBuf = font->readEmbFontFile(xref, &fontLen);
- ttFile = new TrueTypeFontFile(fontBuf, fontLen);
- if (globalParams->getPSLevel() >= psLevel3) {
- ttFile->convertToCIDType2(psName->getCString(),
+ if ((ffTT = FoFiTrueType::make(fontBuf, fontLen))) {
+ if (globalParams->getPSLevel() >= psLevel3) {
+ // Level 3: use a CID font
+ ffTT->convertToCIDType2(psName->getCString(),
((GfxCIDFont *)font)->getCIDToGID(),
((GfxCIDFont *)font)->getCIDToGIDLen(),
outputFunc, outputStream);
- } else {
- // otherwise: use a non-CID composite font
- ttFile->convertToType0(psName->getCString(),
+ } else {
+ // otherwise: use a non-CID composite font
+ ffTT->convertToType0(psName->getCString(),
((GfxCIDFont *)font)->getCIDToGID(),
((GfxCIDFont *)font)->getCIDToGIDLen(),
outputFunc, outputStream);
+ }
+ delete ffTT;
}
- delete ttFile;
gfree(fontBuf);
// ending comment
@@ -1717,7 +1841,7 @@ void PSOutputDev::setupType3Font(GfxFont *font, GString *psName,
embFontList->append("\n");
// font dictionary
- writePS("7 dict begin\n");
+ writePS("8 dict begin\n");
writePS("/FontType 3 def\n");
m = font->getFontMatrix();
writePSFmt("/FontMatrix [%g %g %g %g %g %g] def\n",
@@ -1811,11 +1935,14 @@ void PSOutputDev::setupImages(Dict *resDict) {
}
void PSOutputDev::setupImage(Ref id, Stream *str) {
+ GBool useASCIIHex;
int c;
int size, line, col, i;
// construct an encoder stream
- if (globalParams->getPSASCIIHex()) {
+ useASCIIHex = level == psLevel1 || level == psLevel1Sep ||
+ globalParams->getPSASCIIHex();
+ if (useASCIIHex) {
str = new ASCIIHexEncoder(str);
} else {
str = new ASCII85Encoder(str);
@@ -1828,18 +1955,18 @@ void PSOutputDev::setupImage(Ref id, Stream *str) {
do {
c = str->getChar();
} while (c == '\n' || c == '\r');
- if (c == '~' || c == EOF) {
+ if (c == (useASCIIHex ? '>' : '~') || c == EOF) {
break;
}
if (c == 'z') {
++col;
} else {
++col;
- for (i = 1; i <= 4; ++i) {
+ for (i = 1; i <= (useASCIIHex ? 1 : 4); ++i) {
do {
c = str->getChar();
} while (c == '\n' || c == '\r');
- if (c == '~' || c == EOF) {
+ if (c == (useASCIIHex ? '>' : '~') || c == EOF) {
break;
}
++col;
@@ -1849,7 +1976,7 @@ void PSOutputDev::setupImage(Ref id, Stream *str) {
++size;
col = 0;
}
- } while (c != '~' && c != EOF);
+ } while (c != (useASCIIHex ? '>' : '~') && c != EOF);
++size;
writePSFmt("%d array dup /ImData_%d_%d exch def\n", size, id.num, id.gen);
str->close();
@@ -1857,12 +1984,12 @@ void PSOutputDev::setupImage(Ref id, Stream *str) {
// write the data into the array
str->reset();
line = col = 0;
- writePS("dup 0 <~");
+ writePS((char *)(useASCIIHex ? "dup 0 <" : "dup 0 <~"));
do {
do {
c = str->getChar();
} while (c == '\n' || c == '\r');
- if (c == '~' || c == EOF) {
+ if (c == (useASCIIHex ? '>' : '~') || c == EOF) {
break;
}
if (c == 'z') {
@@ -1871,11 +1998,11 @@ void PSOutputDev::setupImage(Ref id, Stream *str) {
} else {
writePSChar(c);
++col;
- for (i = 1; i <= 4; ++i) {
+ for (i = 1; i <= (useASCIIHex ? 1 : 4); ++i) {
do {
c = str->getChar();
} while (c == '\n' || c == '\r');
- if (c == '~' || c == EOF) {
+ if (c == (useASCIIHex ? '>' : '~') || c == EOF) {
break;
}
writePSChar(c);
@@ -1887,13 +2014,13 @@ void PSOutputDev::setupImage(Ref id, Stream *str) {
// chunks are 1 or 4 bytes each, so we have to stop at 232
// but make it 225 just to be safe
if (col > 225) {
- writePS("~> put\n");
+ writePS((char *)(useASCIIHex ? "> put\n" : "~> put\n"));
++line;
- writePSFmt("dup %d <~", line);
+ writePSFmt((char *)(useASCIIHex ? "dup %d <" : "dup %d <~"), line);
col = 0;
}
- } while (c != '~' && c != EOF);
- writePS("~> put\n");
+ } while (c != (useASCIIHex ? '>' : '~') && c != EOF);
+ writePS((char *)(useASCIIHex ? "> put\n" : "~> put\n"));
writePS("pop\n");
str->close();
@@ -1901,7 +2028,8 @@ void PSOutputDev::setupImage(Ref id, Stream *str) {
}
void PSOutputDev::startPage(int pageNum, GfxState *state) {
- int x1, y1, x2, y2, width, height, paperWidth2, paperHeight2;
+ int x1, y1, x2, y2, width, height;
+ int imgWidth, imgHeight, imgWidth2, imgHeight2;
switch (mode) {
@@ -1911,53 +2039,70 @@ void PSOutputDev::startPage(int pageNum, GfxState *state) {
writePS("%%BeginPageSetup\n");
// rotate, translate, and scale page
+ imgWidth = imgURX - imgLLX;
+ imgHeight = imgURY - imgLLY;
x1 = (int)(state->getX1() + 0.5);
y1 = (int)(state->getY1() + 0.5);
x2 = (int)(state->getX2() + 0.5);
y2 = (int)(state->getY2() + 0.5);
width = x2 - x1;
height = y2 - y1;
- if (width > height && width > paperWidth) {
- landscape = gTrue;
+ tx = ty = 0;
+ // portrait or landscape
+ if (width > height && width > imgWidth) {
+ rotate = 90;
writePSFmt("%%%%PageOrientation: %s\n",
state->getCTM()[0] ? "Landscape" : "Portrait");
writePS("pdfStartPage\n");
writePS("90 rotate\n");
- tx = -x1;
- ty = -(y1 + paperWidth);
- paperWidth2 = paperHeight;
- paperHeight2 = paperWidth;
+ ty = -imgWidth;
+ imgWidth2 = imgHeight;
+ imgHeight2 = imgWidth;
} else {
- landscape = gFalse;
+ rotate = 0;
writePSFmt("%%%%PageOrientation: %s\n",
state->getCTM()[0] ? "Portrait" : "Landscape");
writePS("pdfStartPage\n");
- tx = -x1;
- ty = -y1;
- paperWidth2 = paperWidth;
- paperHeight2 = paperHeight;
- }
- if (width < paperWidth2) {
- tx += (paperWidth2 - width) / 2;
- }
- if (height < paperHeight2) {
- ty += (paperHeight2 - height) / 2;
- }
- if (tx != 0 || ty != 0) {
- writePSFmt("%g %g translate\n", tx, ty);
- }
- if (width > paperWidth2 || height > paperHeight2) {
- xScale = (double)paperWidth2 / (double)width;
- yScale = (double)paperHeight2 / (double)height;
+ imgWidth2 = imgWidth;
+ imgHeight2 = imgHeight;
+ }
+ // shrink or expand
+ if ((globalParams->getPSShrinkLarger() &&
+ (width > imgWidth2 || height > imgHeight2)) ||
+ (globalParams->getPSExpandSmaller() &&
+ (width < imgWidth2 && height < imgHeight2))) {
+ xScale = (double)imgWidth2 / (double)width;
+ yScale = (double)imgHeight2 / (double)height;
if (yScale < xScale) {
xScale = yScale;
} else {
yScale = xScale;
}
- writePSFmt("%0.4f %0.4f scale\n", xScale, xScale);
} else {
xScale = yScale = 1;
}
+ // deal with odd bounding boxes
+ tx -= xScale * x1;
+ ty -= yScale * y1;
+ // center
+ if (globalParams->getPSCenter()) {
+ tx += (imgWidth2 - xScale * width) / 2;
+ ty += (imgHeight2 - yScale * height) / 2;
+ }
+ tx += imgLLX + tx0;
+ ty += imgLLY + ty0;
+ xScale *= xScale0;
+ yScale *= yScale0;
+ if (tx != 0 || ty != 0) {
+ writePSFmt("%g %g translate\n", tx, ty);
+ }
+ if (xScale != 1 || yScale != 1) {
+ writePSFmt("%0.4f %0.4f scale\n", xScale, xScale);
+ }
+ if (clipLLX0 < clipURX0 && clipLLY0 < clipURY0) {
+ writePSFmt("%g %g %g %g re W\n",
+ clipLLX0, clipLLY0, clipURX0 - clipLLX0, clipURY0 - clipLLY0);
+ }
writePS("%%EndPageSetup\n");
++seqPage;
@@ -1967,7 +2112,7 @@ void PSOutputDev::startPage(int pageNum, GfxState *state) {
writePS("pdfStartPage\n");
tx = ty = 0;
xScale = yScale = 1;
- landscape = gFalse;
+ rotate = 0;
break;
case psModeForm:
@@ -1976,7 +2121,7 @@ void PSOutputDev::startPage(int pageNum, GfxState *state) {
writePS("pdfStartPage\n");
tx = ty = 0;
xScale = yScale = 1;
- landscape = gFalse;
+ rotate = 0;
break;
}
@@ -2229,7 +2374,12 @@ void PSOutputDev::updateWordSpace(GfxState *state) {
}
void PSOutputDev::updateHorizScaling(GfxState *state) {
- writePSFmt("%g Tz\n", state->getHorizScaling());
+ double h;
+
+ if ((h = state->getHorizScaling()) < 0.01) {
+ h = 0.01;
+ }
+ writePSFmt("%g Tz\n", h);
}
void PSOutputDev::updateTextPos(GfxState *state) {
@@ -2451,7 +2601,7 @@ void PSOutputDev::drawImageMask(GfxState *state, Object *ref, Stream *str,
len = height * ((width + 7) / 8);
if (level == psLevel1 || level == psLevel1Sep) {
- doImageL1(NULL, invert, inlineImg, str, width, height, len);
+ doImageL1(ref, NULL, invert, inlineImg, str, width, height, len);
} else {
doImageL2(ref, NULL, invert, inlineImg, str, width, height, len);
}
@@ -2466,7 +2616,7 @@ void PSOutputDev::drawImage(GfxState *state, Object *ref, Stream *str,
colorMap->getBits() + 7) / 8);
switch (level) {
case psLevel1:
- doImageL1(colorMap, gFalse, inlineImg, str, width, height, len);
+ doImageL1(ref, colorMap, gFalse, inlineImg, str, width, height, len);
break;
case psLevel1Sep:
//~ handle indexed, separation, ... color spaces
@@ -2482,16 +2632,56 @@ void PSOutputDev::drawImage(GfxState *state, Object *ref, Stream *str,
t3Cacheable = gFalse;
}
-void PSOutputDev::doImageL1(GfxImageColorMap *colorMap,
+void PSOutputDev::doImageL1(Object *ref, GfxImageColorMap *colorMap,
GBool invert, GBool inlineImg,
Stream *str, int width, int height, int len) {
ImageStream *imgStr;
Guchar pixBuf[gfxColorMaxComps];
double gray;
- int x, y, i;
+ int col, x, y, c, i;
- // width, height, matrix, bits per component
- if (colorMap) {
+ if (inType3Char && !colorMap) {
+ if (inlineImg) {
+ // create an array
+ str = new FixedLengthEncoder(str, len);
+ str = new ASCIIHexEncoder(str);
+ str->reset();
+ col = 0;
+ writePS("[<");
+ do {
+ do {
+ c = str->getChar();
+ } while (c == '\n' || c == '\r');
+ if (c == '>' || c == EOF) {
+ break;
+ }
+ writePSChar(c);
+ ++col;
+ // each line is: "<...data...><eol>"
+ // so max data length = 255 - 4 = 251
+ // but make it 240 just to be safe
+ // chunks are 2 bytes each, so we need to stop on an even col number
+ if (col == 240) {
+ writePS(">\n<");
+ col = 0;
+ }
+ } while (c != '>' && c != EOF);
+ writePS(">]\n");
+ writePS("0\n");
+ str->close();
+ delete str;
+ } else {
+ // set up to use the array already created by setupImages()
+ writePSFmt("ImData_%d_%d 0\n", ref->getRefNum(), ref->getRefGen());
+ }
+ }
+
+ // image/imagemask command
+ if (inType3Char && !colorMap) {
+ writePSFmt("%d %d %s [%d 0 0 %d 0 %d] pdfImM1a\n",
+ width, height, invert ? "true" : "false",
+ width, -height, height);
+ } else if (colorMap) {
writePSFmt("%d %d 8 [%d 0 0 %d 0 %d] pdfIm1\n",
width, height,
width, -height, height);
@@ -2501,51 +2691,54 @@ void PSOutputDev::doImageL1(GfxImageColorMap *colorMap,
width, -height, height);
}
- // image
- if (colorMap) {
+ // image data
+ if (!(inType3Char && !colorMap)) {
- // set up to process the data stream
- imgStr = new ImageStream(str, width, colorMap->getNumPixelComps(),
- colorMap->getBits());
- imgStr->reset();
+ if (colorMap) {
- // process the data stream
- i = 0;
- for (y = 0; y < height; ++y) {
+ // set up to process the data stream
+ imgStr = new ImageStream(str, width, colorMap->getNumPixelComps(),
+ colorMap->getBits());
+ imgStr->reset();
- // write the line
- for (x = 0; x < width; ++x) {
- imgStr->getPixel(pixBuf);
- colorMap->getGray(pixBuf, &gray);
- writePSFmt("%02x", (int)(gray * 255 + 0.5));
- if (++i == 32) {
- writePSChar('\n');
- i = 0;
+ // process the data stream
+ i = 0;
+ for (y = 0; y < height; ++y) {
+
+ // write the line
+ for (x = 0; x < width; ++x) {
+ imgStr->getPixel(pixBuf);
+ colorMap->getGray(pixBuf, &gray);
+ writePSFmt("%02x", (int)(gray * 255 + 0.5));
+ if (++i == 32) {
+ writePSChar('\n');
+ i = 0;
+ }
}
}
- }
- if (i != 0) {
- writePSChar('\n');
- }
- delete imgStr;
+ if (i != 0) {
+ writePSChar('\n');
+ }
+ delete imgStr;
- // imagemask
- } else {
- str->reset();
- i = 0;
- for (y = 0; y < height; ++y) {
- for (x = 0; x < width; x += 8) {
- writePSFmt("%02x", str->getChar() & 0xff);
- if (++i == 32) {
- writePSChar('\n');
- i = 0;
+ // imagemask
+ } else {
+ str->reset();
+ i = 0;
+ for (y = 0; y < height; ++y) {
+ for (x = 0; x < width; x += 8) {
+ writePSFmt("%02x", str->getChar() & 0xff);
+ if (++i == 32) {
+ writePSChar('\n');
+ i = 0;
+ }
}
}
+ if (i != 0) {
+ writePSChar('\n');
+ }
+ str->close();
}
- if (i != 0) {
- writePSChar('\n');
- }
- str->close();
}
}
@@ -2611,12 +2804,12 @@ void PSOutputDev::doImageL2(Object *ref, GfxImageColorMap *colorMap,
Stream *str, int width, int height, int len) {
GString *s;
int n, numComps;
- GBool useRLE, useASCII, useCompressed;
+ GBool useRLE, useASCII, useASCIIHex, useCompressed;
GfxSeparationColorSpace *sepCS;
GfxColor color;
GfxCMYK cmyk;
int c;
- int line, col, i;
+ int col, i;
// color space
if (colorMap) {
@@ -2624,24 +2817,26 @@ void PSOutputDev::doImageL2(Object *ref, GfxImageColorMap *colorMap,
writePS(" setcolorspace\n");
}
+ useASCIIHex = globalParams->getPSASCIIHex();
+
// set up the image data
if (mode == psModeForm || inType3Char) {
if (inlineImg) {
// create an array
str = new FixedLengthEncoder(str, len);
- if (globalParams->getPSASCIIHex()) {
+ if (useASCIIHex) {
str = new ASCIIHexEncoder(str);
} else {
str = new ASCII85Encoder(str);
}
str->reset();
- line = col = 0;
- writePS("[<~");
+ col = 0;
+ writePS((char *)(useASCIIHex ? "[<" : "[<~"));
do {
do {
c = str->getChar();
} while (c == '\n' || c == '\r');
- if (c == '~' || c == EOF) {
+ if (c == (useASCIIHex ? '>' : '~') || c == EOF) {
break;
}
if (c == 'z') {
@@ -2650,29 +2845,27 @@ void PSOutputDev::doImageL2(Object *ref, GfxImageColorMap *colorMap,
} else {
writePSChar(c);
++col;
- for (i = 1; i <= 4; ++i) {
+ for (i = 1; i <= (useASCIIHex ? 1 : 4); ++i) {
do {
c = str->getChar();
} while (c == '\n' || c == '\r');
- if (c == '~' || c == EOF) {
+ if (c == (useASCIIHex ? '>' : '~') || c == EOF) {
break;
}
writePSChar(c);
++col;
}
}
- // each line is: "dup nnnnn <~...data...~> put<eol>"
- // so max data length = 255 - 20 = 235
- // chunks are 1 or 4 bytes each, so we have to stop at 232
- // but make it 225 just to be safe
- if (col > 225) {
- writePS("~>\n");
- ++line;
- writePSFmt("<~", line);
+ // each line is: "<~...data...~><eol>"
+ // so max data length = 255 - 6 = 249
+ // chunks are 1 or 5 bytes each, so we have to stop at 245
+ // but make it 240 just to be safe
+ if (col > 240) {
+ writePS((char *)(useASCIIHex ? ">\n<" : "~>\n<~"));
col = 0;
}
- } while (c != '~' && c != EOF);
- writePS("~>]\n");
+ } while (c != (useASCIIHex ? '>' : '~') && c != EOF);
+ writePS((char *)(useASCIIHex ? ">]\n" : "~>]\n"));
writePS("0\n");
str->close();
delete str;
@@ -2689,8 +2882,12 @@ void PSOutputDev::doImageL2(Object *ref, GfxImageColorMap *colorMap,
writePSFmt(" /Width %d\n", width);
writePSFmt(" /Height %d\n", height);
writePSFmt(" /ImageMatrix [%d 0 0 %d 0 %d]\n", width, -height, height);
- writePSFmt(" /BitsPerComponent %d\n",
- colorMap ? colorMap->getBits() : 1);
+ if (colorMap && colorMap->getColorSpace()->getMode() == csDeviceN) {
+ writePSFmt(" /BitsPerComponent 8\n");
+ } else {
+ writePSFmt(" /BitsPerComponent %d\n",
+ colorMap ? colorMap->getBits() : 1);
+ }
// decode
if (colorMap) {
@@ -2700,6 +2897,16 @@ void PSOutputDev::doImageL2(Object *ref, GfxImageColorMap *colorMap,
n = (1 << colorMap->getBits()) - 1;
writePSFmt("%g %g", colorMap->getDecodeLow(0) * n,
colorMap->getDecodeHigh(0) * n);
+ } else if (colorMap->getColorSpace()->getMode() == csDeviceN) {
+ numComps = ((GfxDeviceNColorSpace *)colorMap->getColorSpace())->
+ getAlt()->getNComps();
+ for (i = 0; i < numComps; ++i) {
+ if (i > 0) {
+ writePS(" ");
+ }
+ writePSFmt("0 1", colorMap->getDecodeLow(i),
+ colorMap->getDecodeHigh(i));
+ }
} else {
numComps = colorMap->getNumPixelComps();
for (i = 0; i < numComps; ++i) {
@@ -2732,7 +2939,8 @@ void PSOutputDev::doImageL2(Object *ref, GfxImageColorMap *colorMap,
writePS(" /DataSource currentfile\n");
s = str->getPSFilter(level < psLevel2 ? 1 : level < psLevel3 ? 2 : 3,
" ");
- if (inlineImg || !s) {
+ if ((colorMap && colorMap->getColorSpace()->getMode() == csDeviceN) ||
+ inlineImg || !s) {
useRLE = gTrue;
useASCII = gTrue;
useCompressed = gFalse;
@@ -2743,7 +2951,7 @@ void PSOutputDev::doImageL2(Object *ref, GfxImageColorMap *colorMap,
}
if (useASCII) {
writePSFmt(" /ASCII%sDecode filter\n",
- globalParams->getPSASCIIHex() ? "Hex" : "85");
+ useASCIIHex ? "Hex" : "85");
}
if (useRLE) {
writePS(" /RunLengthDecode filter\n");
@@ -2762,12 +2970,17 @@ void PSOutputDev::doImageL2(Object *ref, GfxImageColorMap *colorMap,
str = str->getBaseStream();
}
+ // recode DeviceN data
+ if (colorMap && colorMap->getColorSpace()->getMode() == csDeviceN) {
+ str = new DeviceNRecoder(str, width, height, colorMap);
+ }
+
// add RunLengthEncode and ASCIIHex/85 encode filters
if (useRLE) {
str = new RunLengthEncoder(str);
}
if (useASCII) {
- if (globalParams->getPSASCIIHex()) {
+ if (useASCIIHex) {
str = new ASCIIHexEncoder(str);
} else {
str = new ASCII85Encoder(str);
@@ -2932,6 +3145,8 @@ void PSOutputDev::dumpColorSpaceL2(GfxColorSpace *colorSpace) {
break;
case csICCBased:
+ // there is no transform function to the alternate color space, so
+ // we can use it directly
dumpColorSpaceL2(((GfxICCBasedColorSpace *)colorSpace)->getAlt());
break;
@@ -3380,10 +3595,17 @@ void PSOutputDev::opiTransform(GfxState *state, double x0, double y0,
state->transform(x0, y0, x1, y1);
*x1 += tx;
*y1 += ty;
- if (landscape) {
+ if (rotate == 90) {
t = *x1;
*x1 = -*y1;
*y1 = t;
+ } else if (rotate == 180) {
+ *x1 = -*x1;
+ *y1 = -*y1;
+ } else if (rotate == 270) {
+ t = *x1;
+ *x1 = *y1;
+ *y1 = -t;
}
*x1 *= xScale;
*y1 *= yScale;
generated by cgit v0.9.1 at 2024-04-24 15:37:22 (GMT)