3 Output Device which creates a bitmap.
5 Swftools is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 2 of the License, or
8 (at your option) any later version.
10 Swftools is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with swftools; if not, write to the Free Software
17 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
24 #include "BitmapOutputDev.h"
25 #include "GFXOutputDev.h"
26 #include "SplashBitmap.h"
27 #include "SplashPattern.h"
31 #include "../devices/record.h"
34 #define UNKNOWN_BOUNDING_BOX 0,0,0,0
36 static SplashColor splash_white = {255,255,255};
37 static SplashColor splash_black = {0,0,0};
39 ClipState::ClipState()
46 BitmapOutputDev::BitmapOutputDev(InfoOutputDev*info, PDFDoc*doc)
50 this->xref = doc->getXRef();
52 /* color graphic output device, for creating bitmaps */
53 this->rgbdev = new SplashOutputDev(splashModeRGB8, 1, gFalse, splash_white, gTrue, gTrue);
55 /* color mode for binary bitmaps */
56 SplashColorMode colorMode = splashModeMono1;
58 /* two devices for testing things against clipping: one clips, the other doesn't */
59 this->clip0dev = new SplashOutputDev(colorMode, 1, gFalse, splash_black, gTrue, gFalse);
60 this->clip1dev = new SplashOutputDev(colorMode, 1, gFalse, splash_black, gTrue, gFalse);
62 /* device indicating where polygonal pixels were drawn */
63 this->boolpolydev = new SplashOutputDev(colorMode, 1, gFalse, splash_black, gTrue, gFalse);
64 /* device indicating where text pixels were drawn */
65 this->booltextdev = new SplashOutputDev(colorMode, 1, gFalse, splash_black, gTrue, gFalse);
67 /* device for handling texts and links */
68 this->gfxdev = new GFXOutputDev(info, this->doc);
70 this->rgbdev->startDoc(this->xref);
71 this->boolpolydev->startDoc(this->xref);
72 this->booltextdev->startDoc(this->xref);
73 this->clip0dev->startDoc(this->xref);
74 this->clip1dev->startDoc(this->xref);
76 this->gfxoutput = (gfxdevice_t*)malloc(sizeof(gfxdevice_t));
77 gfxdevice_record_init(this->gfxoutput);
79 this->gfxdev->setDevice(this->gfxoutput);
81 this->config_extrafontdata = 0;
84 //this->clipstates = 0;
86 BitmapOutputDev::~BitmapOutputDev()
89 gfxresult_t*r = this->gfxoutput->finish(this->gfxoutput);
91 free(this->gfxoutput);this->gfxoutput = 0;
94 delete this->bboxpath;this->bboxpath = 0;
97 delete this->rgbdev;this->rgbdev = 0;
100 delete this->gfxdev;this->gfxdev= 0;
102 if(this->boolpolydev) {
103 delete this->boolpolydev;this->boolpolydev = 0;
105 if(this->booltextdev) {
106 delete this->booltextdev;this->booltextdev = 0;
109 delete this->clip0dev;this->clip0dev = 0;
112 delete this->clip1dev;this->clip1dev = 0;
114 //if(this->clipbitmap) {
115 // delete this->clipbitmap;this->clipbitmap = 0;
117 //if(this->clipdev) {
118 // delete this->clipdev;this->clipdev = 0;
123 GBool BitmapOutputDev::getVectorAntialias()
125 return this->rgbdev->getVectorAntialias();
127 void BitmapOutputDev::setVectorAntialias(GBool vaa)
129 this->rgbdev->setVectorAntialias(vaa);
131 void BitmapOutputDev::setDevice(gfxdevice_t*dev)
135 void BitmapOutputDev::setMove(int x,int y)
137 this->gfxdev->setMove(x,y);
138 this->user_movex = x;
139 this->user_movey = y;
141 void BitmapOutputDev::setClip(int x1,int y1,int x2,int y2)
143 this->gfxdev->setClip(x1,y1,x2,y2);
144 this->user_clipx1 = x1;
145 this->user_clipy1 = y1;
146 this->user_clipx2 = x2;
147 this->user_clipy2 = y2;
149 void BitmapOutputDev::setParameter(const char*key, const char*value)
151 if(!strcmp(key, "extrafontdata")) {
152 this->config_extrafontdata = atoi(value);
154 this->gfxdev->setParameter(key, value);
156 void BitmapOutputDev::setPageMap(int*page2page, int num_pages)
158 this->gfxdev->setPageMap(page2page, num_pages);
161 static void getBitmapBBox(Guchar*alpha, int width, int height, int*xmin, int*ymin, int*xmax, int*ymax)
167 for(y=0;y<height;y++) {
168 Guchar*a = &alpha[y*width];
169 for(x=0;x<width;x++) {
172 int left = x; //first occupied pixel from left
173 int right = x+1; //last non-occupied pixel from right
182 if(left<*xmin) *xmin = left;
183 if(right>*xmax) *xmax = right;
186 if(*xmin>=*xmax || *ymin>=*ymax) {
194 void BitmapOutputDev::flushBitmap()
196 int width = rgbdev->getBitmapWidth();
197 int height = rgbdev->getBitmapHeight();
199 SplashColorPtr rgb = rgbbitmap->getDataPtr();
200 Guchar*alpha = rgbbitmap->getAlphaPtr();
201 Guchar*alpha2 = boolpolybitmap->getAlphaPtr();
203 int xmin,ymin,xmax,ymax;
204 getBitmapBBox(alpha, width, height, &xmin,&ymin,&xmax,&ymax);
206 /* clip against (-movex, -movey, -movex+width, -movey+height) */
207 if(xmin < -this->movex) xmin = -this->movex;
208 if(ymin < -this->movey) ymin = -this->movey;
209 if(xmax > -this->movex + width) xmax = -this->movex+this->width;
210 if(ymax > -this->movey + height) ymax = -this->movey+this->height;
212 msg("<verbose> Flushing bitmap (bbox: %d,%d,%d,%d)", xmin,ymin,xmax,ymax);
214 if((xmax-xmin)<=0 || (ymax-ymin)<=0) // no bitmap, nothing to do
217 if(sizeof(SplashColor)!=3) {
218 msg("<error> sizeof(SplashColor)!=3");
225 int rangex = xmax-xmin;
226 int rangey = ymax-ymin;
227 gfximage_t*img = (gfximage_t*)malloc(sizeof(gfximage_t));
228 img->data = (gfxcolor_t*)malloc(rangex * rangey * 4);
230 img->height = rangey;
232 for(y=0;y<rangey;y++) {
233 SplashColorPtr in=&rgb[((y+ymin)*width+xmin)*sizeof(SplashColor)];
234 gfxcolor_t*out = &img->data[y*rangex];
235 Guchar*ain = &alpha[(y+ymin)*width+xmin];
236 Guchar*ain2 = &alpha2[(y+ymin)*width+xmin];
237 if(this->emptypage) {
238 for(x=0;x<rangex;x++) {
239 /* the first bitmap on the page doesn't need to have an alpha channel-
240 blend against a white background*/
241 out[x].r = (in[x*3+0]*ain[x])/255 + 255-ain[x];
242 out[x].g = (in[x*3+1]*ain[x])/255 + 255-ain[x];
243 out[x].b = (in[x*3+2]*ain[x])/255 + 255-ain[x];
247 for(x=0;x<rangex;x++) {
250 out[x].r = 0;out[x].g = 0;out[x].b = 0;out[x].a = 0;
253 /* according to endPage()/compositeBackground() in xpdf/SplashOutputDev.cc, we
254 have to premultiply alpha (mix background and pixel according to the alpha channel).
256 out[x].r = (in[x*3+0]*ain[x])/255;
257 out[x].g = (in[x*3+1]*ain[x])/255;
258 out[x].b = (in[x*3+2]*ain[x])/255;
263 /* transform bitmap rectangle to "device space" */
277 gfxline_t* line = gfxline_makerectangle(xmin, ymin, xmax, ymax);
278 dev->fillbitmap(dev, line, img, &m, 0);
281 memset(rgbbitmap->getAlphaPtr(), 0, rgbbitmap->getWidth()*rgbbitmap->getHeight());
282 memset(rgbbitmap->getDataPtr(), 0, rgbbitmap->getRowSize()*rgbbitmap->getHeight());
284 free(img->data);img->data=0;free(img);img=0;
289 void BitmapOutputDev::flushText()
291 msg("<verbose> Flushing text/polygons");
292 gfxdevice_record_flush(this->gfxoutput, this->dev);
297 void writeMonoBitmap(SplashBitmap*btm, char*filename)
299 int width8 = (btm->getWidth()+7)/8;
300 int width = btm->getWidth();
301 int height = btm->getHeight();
302 gfxcolor_t*b = (gfxcolor_t*)malloc(sizeof(gfxcolor_t)*width*height);
303 unsigned char*data = btm->getDataPtr();
305 for(y=0;y<height;y++) {
306 unsigned char*l = &data[width8*y];
307 gfxcolor_t*d = &b[width*y];
308 for(x=0;x<width;x++) {
309 if(l[x>>3]&(128>>(x&7))) {
310 d[x].r = d[x].g = d[x].b = 255;
312 d[x].r = d[x].g = d[x].b = 0;
317 writePNG(filename, (unsigned char*)b, width, height);
321 void writeBitmap(SplashBitmap*bitmap, char*filename)
325 int width = bitmap->getWidth();
326 int height = bitmap->getHeight();
328 gfxcolor_t*data = (gfxcolor_t*)malloc(sizeof(gfxcolor_t)*width*height);
330 if(bitmap->getMode()==splashModeMono1) {
331 writeMonoBitmap(bitmap, filename);
335 for(y=0;y<height;y++) {
336 gfxcolor_t*line = &data[y*width];
337 for(x=0;x<width;x++) {
338 Guchar c[4] = {0,0,0,0};
339 bitmap->getPixel(x,y,c);
343 line[x].a = bitmap->getAlpha(x,y);
346 writePNG(filename, (unsigned char*)data, width, height);
350 void writeAlpha(SplashBitmap*bitmap, char*filename)
354 int width = bitmap->getWidth();
355 int height = bitmap->getHeight();
357 if(bitmap->getMode()==splashModeMono1) {
358 writeMonoBitmap(bitmap, filename);
362 gfxcolor_t*data = (gfxcolor_t*)malloc(sizeof(gfxcolor_t)*width*height);
364 for(y=0;y<height;y++) {
365 gfxcolor_t*line = &data[y*width];
366 for(x=0;x<width;x++) {
367 int a = bitmap->getAlpha(x,y);
374 writePNG(filename, (unsigned char*)data, width, height);
377 static int dbg_btm_counter=1;
379 static const char*STATE_NAME[] = {"parallel", "textabovebitmap", "bitmapabovetext"};
381 int checkAlphaSanity(SplashBitmap*boolbtm, SplashBitmap*alphabtm)
383 assert(boolbtm->getWidth() == alphabtm->getWidth());
384 assert(boolbtm->getHeight() == alphabtm->getHeight());
385 if(boolbtm->getMode()==splashModeMono1) {
389 int width = boolbtm->getWidth();
390 int height = boolbtm->getHeight();
394 for(y=0;y<height;y++) {
395 for(x=0;x<width;x++) {
396 int a1 = alphabtm->getAlpha(x,y);
397 int a2 = boolbtm->getAlpha(x,y);
403 double badness = bad/(double)(width*height);
405 msg("<error> Bitmaps don't correspond: %d out of %d pixels wrong (%.2f%%)", bad, width*height,
409 msg("<notice> %f", badness);
413 GBool BitmapOutputDev::checkNewText(int x1, int y1, int x2, int y2)
415 /* called once some new text was drawn on booltextdev, and
416 before the same thing is drawn on gfxdev */
418 msg("<trace> Testing new text data against current bitmap data, state=%s, counter=%d\n", STATE_NAME[layerstate], dbg_btm_counter);
424 sprintf(filename1, "state%dboolbitmap_afternewtext.png", dbg_btm_counter);
425 sprintf(filename2, "state%dbooltext_afternewtext.png", dbg_btm_counter);
426 sprintf(filename3, "state%dbitmap_afternewtext.png", dbg_btm_counter);
427 msg("<verbose> %s %s %s", filename1, filename2, filename3);
428 writeAlpha(boolpolybitmap, filename1);
429 writeAlpha(booltextbitmap, filename2);
430 writeBitmap(rgbdev->getBitmap(), filename3);
435 if(intersection(x1,y1,x2,y2)) {
436 if(layerstate==STATE_PARALLEL) {
437 /* the new text is above the bitmap. So record that fact,
438 and also clear the bitmap buffer, so we can check for
440 msg("<verbose> Text is above current bitmap/polygon data");
441 layerstate=STATE_TEXT_IS_ABOVE;
442 clearBoolPolyDev(x1,y1,x2,y2);
443 } else if(layerstate==STATE_BITMAP_IS_ABOVE) {
444 /* there's a bitmap above the (old) text. So we need
445 to flush out that text, and record that the *new*
446 text is now *above* the bitmap
448 msg("<verbose> Text is above current bitmap/polygon data (which is above some other text)");
450 layerstate=STATE_TEXT_IS_ABOVE;
451 /* clear both bool devices- the text device because
452 we just dumped out all the (old) text, and the
453 poly dev so we can check for new intersections */
454 clearBoolPolyDev(x1,y1,x2,y2);
455 /* FIXME this destroys the text pixels we just
456 drew to test for the intersection- however we need
457 those to check for the *new* intersections */
458 clearBoolTextDev(x1,y1,x2,y2);
461 /* we already know that the current text section is
462 above the current bitmap section- now just new
463 bitmap data *and* new text data was drawn, and
464 *again* it's above the current bitmap- so clear
465 the polygon bitmap again, so we can check for
467 msg("<verbose> Text is still above current bitmap/polygon data");
468 clearBoolPolyDev(x1,y1,x2,y2);
474 GBool BitmapOutputDev::checkNewBitmap(int x1, int y1, int x2, int y2)
476 /* similar to checkNewText() above, only in reverse */
477 msg("<trace> Testing new graphics data against current text data, state=%s, counter=%d\n", STATE_NAME[layerstate], dbg_btm_counter);
483 sprintf(filename1, "state%dboolbitmap_afternewgfx.png", dbg_btm_counter);
484 sprintf(filename2, "state%dbooltext_afternewgfx.png", dbg_btm_counter);
485 sprintf(filename3, "state%dbitmap_afternewgfx.png", dbg_btm_counter);
486 msg("<verbose> %s %s %s", filename1, filename2, filename3);
487 writeAlpha(boolpolybitmap, filename1);
488 writeAlpha(booltextbitmap, filename2);
489 writeBitmap(rgbdev->getBitmap(), filename3);
494 if(intersection(x1,y1,x2,y2)) {
495 if(layerstate==STATE_PARALLEL) {
496 msg("<verbose> Bitmap is above current text data");
497 layerstate=STATE_BITMAP_IS_ABOVE;
498 clearBoolTextDev(x1,y1,x2,y2);
499 } else if(layerstate==STATE_TEXT_IS_ABOVE) {
500 msg("<verbose> Bitmap is above current text data (which is above some bitmap)");
502 layerstate=STATE_BITMAP_IS_ABOVE;
503 clearBoolTextDev(x1,y1,x2,y2);
504 /* FIXME this destroys the polygon pixels we just
505 drew to test for the intersection- however we need
506 those to check for the *new* intersections */
507 clearBoolPolyDev(x1,y1,x2,y2);
510 msg("<verbose> Bitmap is still above current text data");
511 clearBoolTextDev(x1,y1,x2,y2);
517 //void checkNewText() {
518 // Guchar*alpha = rgbbitmap->getAlphaPtr();
519 // Guchar*charpixels = clip1bitmap->getDataPtr();
521 // for(yy=0;yy<height;yy++) {
522 // Guchar*aline = &alpha[yy*width];
523 // Guchar*cline = &charpixels[yy*width8];
524 // for(xx=0;xx<width;xx++) {
526 // int bytepos = xx>>3;
527 // /* TODO: is the bit order correct? */
528 // if(aline[xx] && (cline[bytepos]&(1<<bit)))
535 static inline GBool fixBBox(int*x1, int*y1, int*x2, int*y2, int width, int height)
537 if(!(*x1|*y1|*x2|*y2)) {
544 if(*x2<=*x1) return gFalse;
545 if(*x2<0) return gFalse;
547 if(*x1>=width) return gFalse;
548 if(*x2>width) *x2=width;
550 if(*y2<=*y1) return gFalse;
551 if(*y2<0) return gFalse;
553 if(*y1>=height) return gFalse;
554 if(*y2>height) *y2=height;
558 GBool BitmapOutputDev::clip0and1differ(int x1,int y1,int x2,int y2)
560 if(clip0bitmap->getMode()==splashModeMono1) {
561 int width = clip0bitmap->getWidth();
562 int width8 = (width+7)/8;
563 int height = clip0bitmap->getHeight();
565 if(!fixBBox(&x1,&y1,&x2,&y2,width,height)) {
566 /* area is outside or null */
570 SplashBitmap*clip0 = clip0bitmap;
571 SplashBitmap*clip1 = clip1bitmap;
577 unsigned char*row1 = &clip0bitmap->getDataPtr()[width8*y+x18];
578 unsigned char*row2 = &clip1bitmap->getDataPtr()[width8*y+x18];
579 if(memcmp(row1, row2, x28-x18)) {
585 SplashBitmap*clip0 = clip0bitmap;
586 SplashBitmap*clip1 = clip1bitmap;
587 int width = clip0->getAlphaRowSize();
588 int height = clip0->getHeight();
590 if(!fixBBox(&x1, &y1, &x2, &y2, width, height)) {
594 Guchar*a0 = clip0->getAlphaPtr();
595 Guchar*a1 = clip1->getAlphaPtr();
600 if(a0[y*width+x]!=a1[y*width+x]) {
608 char differs2 = memcmp(a0, a1, width*height);
609 if(differs && !differs2)
610 msg("<warning> Strange internal error (2)");
611 else if(!differs && differs2) {
612 msg("<warning> Bad Bounding Box: Difference in clip0 and clip1 outside bbox");
613 msg("<warning> %d %d %d %d", x1, y1, x2, y2);
619 static void clearBooleanBitmap(SplashBitmap*btm, int x1, int y1, int x2, int y2)
623 x2 = btm->getWidth();
624 y2 = btm->getHeight();
626 if(btm->getMode()==splashModeMono1) {
627 int width8 = (btm->getWidth()+7)/8;
628 int width = btm->getWidth();
629 int height = btm->getHeight();
630 memset(btm->getDataPtr(), 0, width8*height);
632 int width = btm->getAlphaRowSize();
633 int height = btm->getHeight();
634 memset(btm->getAlphaPtr(), 0, width*height);
638 GBool compare8(unsigned char*data1, unsigned char*data2, int len)
642 if(((ptroff_t)data1&7)==((ptroff_t)data2&7)) {
643 // oh good, we can do aligning
644 while((ptroff_t)data1&7) {
653 /* use 64 bit for the (hopefully aligned) middle section */
655 long long unsigned int*d1 = (long long unsigned int*)data1;
656 long long unsigned int*d2 = (long long unsigned int*)data2;
657 long long unsigned int x = 0;
669 if(data1[t]&data2[t]) {
676 GBool BitmapOutputDev::intersection(int x1, int y1, int x2, int y2)
678 SplashBitmap*boolpoly = boolpolybitmap;
679 SplashBitmap*booltext = booltextbitmap;
681 if(boolpoly->getMode()==splashModeMono1) {
682 /* alternative implementation, using one bit per pixel-
683 needs the no-dither patch in xpdf */
685 int width = boolpoly->getWidth();
686 int height = boolpoly->getHeight();
688 if(!fixBBox(&x1,&y1,&x2,&y2, width, height)) {
692 Guchar*polypixels = boolpoly->getDataPtr();
693 Guchar*textpixels = booltext->getDataPtr();
695 int width8 = (width+7)/8;
700 polypixels+=y1*width8+x1/8;
701 textpixels+=y1*width8+x1/8;
702 runx=(x2+7)/8 - x1/8;
709 /*assert(sizeof(unsigned long long int)==8);
710 if(((ptroff_t)polypixels&7) || ((ptroff_t)textpixels&7)) {
711 //msg("<warning> Non-optimal alignment");
715 unsigned char*data1 = (unsigned char*)polypixels;
716 unsigned char*data2 = (unsigned char*)textpixels;
717 msg("<verbose> Testing area (%d,%d,%d,%d), runx=%d,runy=%d", x1,y1,x2,y2, runx, runy);
718 for(y=0;y<runy;y++) {
719 if(compare8(data1,data2,runx))
726 int width = boolpoly->getAlphaRowSize();
727 int height = boolpoly->getHeight();
729 if(!fixBBox(&x1, &y1, &x2, &y2, width, height)) {
732 Guchar*polypixels = boolpoly->getAlphaPtr();
733 Guchar*textpixels = booltext->getAlphaPtr();
740 if(polypixels[width*y+x]&&textpixels[width*y+x])
744 int ax1=0,ay1=0,ax2=0,ay2=0;
745 for(y=0;y<height;y++) {
746 for(x=0;x<width;x++) {
747 if(polypixels[width*y+x]&&textpixels[width*y+x]) {
749 if(!(ax1|ay1|ax2|ay2)) {
761 if(overlap1 && !overlap2)
762 msg("<warning> strange internal error");
763 if(!overlap1 && overlap2) {
764 msg("<warning> Bad bounding box: intersection outside bbox");
765 msg("<warning> given bbox: %d %d %d %d", x1, y1, x2, y2);
766 msg("<warning> changed area: %d %d %d %d", ax1, ay1, ax2, ay2);
767 //writeAlpha(booltextbitmap, "alpha.png");
774 void BitmapOutputDev::startPage(int pageNum, GfxState *state, double crop_x1, double crop_y1, double crop_x2, double crop_y2)
777 state->transform(crop_x1,crop_y1,&x1,&y1);
778 state->transform(crop_x2,crop_y2,&x2,&y2);
779 if(x2<x1) {double x3=x1;x1=x2;x2=x3;}
780 if(y2<y1) {double y3=y1;y1=y2;y2=y3;}
782 this->movex = -(int)x1 - user_movex;
783 this->movey = -(int)y1 - user_movey;
785 if(user_clipx1|user_clipy1|user_clipx2|user_clipy2) {
791 this->width = (int)(x2-x1);
792 this->height = (int)(y2-y1);
794 msg("<debug> startPage");
795 rgbdev->startPage(pageNum, state, crop_x1, crop_y1, crop_x2, crop_y2);
796 boolpolydev->startPage(pageNum, state, crop_x1, crop_y1, crop_x2, crop_y2);
797 booltextdev->startPage(pageNum, state, crop_x1, crop_y1, crop_x2, crop_y2);
798 clip0dev->startPage(pageNum, state, crop_x1, crop_y1, crop_x2, crop_y2);
799 clip1dev->startPage(pageNum, state, crop_x1, crop_y1, crop_x2, crop_y2);
800 gfxdev->startPage(pageNum, state, crop_x1, crop_y1, crop_x2, crop_y2);
802 boolpolybitmap = boolpolydev->getBitmap();
803 booltextbitmap = booltextdev->getBitmap();
804 clip0bitmap = clip0dev->getBitmap();
805 clip1bitmap = clip1dev->getBitmap();
806 rgbbitmap = rgbdev->getBitmap();
808 flushText(); // write out the initial clipping rectangle
810 /* just in case any device did draw a white background rectangle
812 clearBoolTextDev(UNKNOWN_BOUNDING_BOX);
813 clearBoolPolyDev(UNKNOWN_BOUNDING_BOX);
815 this->layerstate = STATE_PARALLEL;
817 msg("<debug> startPage done");
820 void BitmapOutputDev::endPage()
822 msg("<verbose> endPage (BitmapOutputDev)");
824 /* notice: we're not fully done yet with this page- there might still be
825 a few calls to drawLink() yet to come */
827 void BitmapOutputDev::finishPage()
829 msg("<verbose> finishPage (BitmapOutputDev)");
832 if(layerstate == STATE_BITMAP_IS_ABOVE) {
840 /* splash will now destroy alpha, and paint the
841 background color into the "holes" in the bitmap */
842 boolpolydev->endPage();
843 booltextdev->endPage();
849 GBool BitmapOutputDev::upsideDown()
851 boolpolydev->upsideDown();
852 booltextdev->upsideDown();
853 clip0dev->upsideDown();
854 clip1dev->upsideDown();
855 return rgbdev->upsideDown();
858 GBool BitmapOutputDev::useDrawChar()
860 boolpolydev->useDrawChar();
861 booltextdev->useDrawChar();
862 clip0dev->useDrawChar();
863 clip1dev->useDrawChar();
864 return rgbdev->useDrawChar();
867 GBool BitmapOutputDev::useTilingPatternFill()
869 boolpolydev->useTilingPatternFill();
870 booltextdev->useTilingPatternFill();
871 clip0dev->useTilingPatternFill();
872 clip1dev->useTilingPatternFill();
873 return rgbdev->useTilingPatternFill();
876 GBool BitmapOutputDev::useShadedFills()
878 boolpolydev->useShadedFills();
879 booltextdev->useShadedFills();
880 clip0dev->useShadedFills();
881 clip1dev->useShadedFills();
882 return rgbdev->useShadedFills();
885 GBool BitmapOutputDev::useDrawForm()
887 boolpolydev->useDrawForm();
888 booltextdev->useDrawForm();
889 clip0dev->useDrawForm();
890 clip1dev->useDrawForm();
891 return rgbdev->useDrawForm();
894 GBool BitmapOutputDev::interpretType3Chars()
896 boolpolydev->interpretType3Chars();
897 booltextdev->interpretType3Chars();
898 clip0dev->interpretType3Chars();
899 clip1dev->interpretType3Chars();
900 return rgbdev->interpretType3Chars();
903 GBool BitmapOutputDev::needNonText()
905 boolpolydev->needNonText();
906 booltextdev->needNonText();
907 clip0dev->needNonText();
908 clip1dev->needNonText();
909 return rgbdev->needNonText();
911 /*GBool BitmapOutputDev::checkPageSlice(Page *page, double hDPI, double vDPI,
912 int rotate, GBool useMediaBox, GBool crop,
913 int sliceX, int sliceY, int sliceW, int sliceH,
914 GBool printing, Catalog *catalog,
915 GBool (*abortCheckCbk)(void *data),
916 void *abortCheckCbkData)
920 void BitmapOutputDev::setDefaultCTM(double *ctm)
922 boolpolydev->setDefaultCTM(ctm);
923 booltextdev->setDefaultCTM(ctm);
924 rgbdev->setDefaultCTM(ctm);
925 clip0dev->setDefaultCTM(ctm);
926 clip1dev->setDefaultCTM(ctm);
927 gfxdev->setDefaultCTM(ctm);
929 void BitmapOutputDev::saveState(GfxState *state)
931 boolpolydev->saveState(state);
932 booltextdev->saveState(state);
933 rgbdev->saveState(state);
934 clip0dev->saveState(state);
935 clip1dev->saveState(state);
937 /*ClipState*cstate = new ClipState();
938 cstate->next = this->clipstates;
939 this->clipstates = cstate;*/
941 void BitmapOutputDev::restoreState(GfxState *state)
943 boolpolydev->restoreState(state);
944 booltextdev->restoreState(state);
945 rgbdev->restoreState(state);
946 clip0dev->restoreState(state);
947 clip1dev->restoreState(state);
949 /*if(this->clipstates) {
950 ClipState*old = this->clipstates;
952 gfxdev->restoreState(state);
954 this->clipstates = this->clipstates->next;
957 msg("<error> invalid restoreState()");
960 void BitmapOutputDev::updateAll(GfxState *state)
962 boolpolydev->updateAll(state);
963 booltextdev->updateAll(state);
964 rgbdev->updateAll(state);
965 clip0dev->updateAll(state);
966 clip1dev->updateAll(state);
967 gfxdev->updateAll(state);
969 void BitmapOutputDev::updateCTM(GfxState *state, double m11, double m12, double m21, double m22, double m31, double m32)
971 boolpolydev->updateCTM(state,m11,m12,m21,m22,m31,m32);
972 booltextdev->updateCTM(state,m11,m12,m21,m22,m31,m32);
973 rgbdev->updateCTM(state,m11,m12,m21,m22,m31,m32);
974 clip0dev->updateCTM(state,m11,m12,m21,m22,m31,m32);
975 clip1dev->updateCTM(state,m11,m12,m21,m22,m31,m32);
976 gfxdev->updateCTM(state,m11,m12,m21,m22,m31,m32);
978 void BitmapOutputDev::updateLineDash(GfxState *state)
980 boolpolydev->updateLineDash(state);
981 booltextdev->updateLineDash(state);
982 rgbdev->updateLineDash(state);
983 clip0dev->updateLineDash(state);
984 clip1dev->updateLineDash(state);
985 gfxdev->updateLineDash(state);
987 void BitmapOutputDev::updateFlatness(GfxState *state)
989 boolpolydev->updateFlatness(state);
990 booltextdev->updateFlatness(state);
991 rgbdev->updateFlatness(state);
992 clip0dev->updateFlatness(state);
993 clip1dev->updateFlatness(state);
994 gfxdev->updateFlatness(state);
996 void BitmapOutputDev::updateLineJoin(GfxState *state)
998 boolpolydev->updateLineJoin(state);
999 booltextdev->updateLineJoin(state);
1000 rgbdev->updateLineJoin(state);
1001 clip0dev->updateLineJoin(state);
1002 clip1dev->updateLineJoin(state);
1003 gfxdev->updateLineJoin(state);
1005 void BitmapOutputDev::updateLineCap(GfxState *state)
1007 boolpolydev->updateLineCap(state);
1008 booltextdev->updateLineCap(state);
1009 rgbdev->updateLineCap(state);
1010 clip0dev->updateLineCap(state);
1011 clip1dev->updateLineCap(state);
1012 gfxdev->updateLineCap(state);
1014 void BitmapOutputDev::updateMiterLimit(GfxState *state)
1016 boolpolydev->updateMiterLimit(state);
1017 booltextdev->updateMiterLimit(state);
1018 rgbdev->updateMiterLimit(state);
1019 clip0dev->updateMiterLimit(state);
1020 clip1dev->updateMiterLimit(state);
1021 gfxdev->updateMiterLimit(state);
1023 void BitmapOutputDev::updateLineWidth(GfxState *state)
1025 boolpolydev->updateLineWidth(state);
1026 booltextdev->updateLineWidth(state);
1027 rgbdev->updateLineWidth(state);
1028 clip0dev->updateLineWidth(state);
1029 clip1dev->updateLineWidth(state);
1030 gfxdev->updateLineWidth(state);
1032 void BitmapOutputDev::updateStrokeAdjust(GfxState *state)
1034 boolpolydev->updateStrokeAdjust(state);
1035 booltextdev->updateStrokeAdjust(state);
1036 rgbdev->updateStrokeAdjust(state);
1037 clip0dev->updateStrokeAdjust(state);
1038 clip1dev->updateStrokeAdjust(state);
1039 gfxdev->updateStrokeAdjust(state);
1041 void BitmapOutputDev::updateFillColorSpace(GfxState *state)
1043 boolpolydev->updateFillColorSpace(state);
1044 booltextdev->updateFillColorSpace(state);
1045 rgbdev->updateFillColorSpace(state);
1046 clip0dev->updateFillColorSpace(state);
1047 clip1dev->updateFillColorSpace(state);
1048 gfxdev->updateFillColorSpace(state);
1050 void BitmapOutputDev::updateStrokeColorSpace(GfxState *state)
1052 boolpolydev->updateStrokeColorSpace(state);
1053 booltextdev->updateStrokeColorSpace(state);
1054 rgbdev->updateStrokeColorSpace(state);
1055 clip0dev->updateStrokeColorSpace(state);
1056 clip1dev->updateStrokeColorSpace(state);
1057 gfxdev->updateStrokeColorSpace(state);
1059 void BitmapOutputDev::updateFillColor(GfxState *state)
1061 boolpolydev->updateFillColor(state);
1062 booltextdev->updateFillColor(state);
1063 rgbdev->updateFillColor(state);
1064 clip0dev->updateFillColor(state);
1065 clip1dev->updateFillColor(state);
1066 gfxdev->updateFillColor(state);
1068 void BitmapOutputDev::updateStrokeColor(GfxState *state)
1070 boolpolydev->updateStrokeColor(state);
1071 booltextdev->updateStrokeColor(state);
1072 rgbdev->updateStrokeColor(state);
1073 clip0dev->updateStrokeColor(state);
1074 clip1dev->updateStrokeColor(state);
1075 gfxdev->updateStrokeColor(state);
1077 void BitmapOutputDev::updateBlendMode(GfxState *state)
1079 boolpolydev->updateBlendMode(state);
1080 booltextdev->updateBlendMode(state);
1081 rgbdev->updateBlendMode(state);
1082 clip0dev->updateBlendMode(state);
1083 clip1dev->updateBlendMode(state);
1084 gfxdev->updateBlendMode(state);
1086 void BitmapOutputDev::updateFillOpacity(GfxState *state)
1088 boolpolydev->updateFillOpacity(state);
1089 booltextdev->updateFillOpacity(state);
1090 rgbdev->updateFillOpacity(state);
1091 clip0dev->updateFillOpacity(state);
1092 clip1dev->updateFillOpacity(state);
1093 gfxdev->updateFillOpacity(state);
1095 void BitmapOutputDev::updateStrokeOpacity(GfxState *state)
1097 boolpolydev->updateStrokeOpacity(state);
1098 booltextdev->updateStrokeOpacity(state);
1099 rgbdev->updateStrokeOpacity(state);
1100 clip0dev->updateStrokeOpacity(state);
1101 clip1dev->updateStrokeOpacity(state);
1102 gfxdev->updateStrokeOpacity(state);
1104 void BitmapOutputDev::updateFillOverprint(GfxState *state)
1106 boolpolydev->updateFillOverprint(state);
1107 booltextdev->updateFillOverprint(state);
1108 rgbdev->updateFillOverprint(state);
1109 clip0dev->updateFillOverprint(state);
1110 clip1dev->updateFillOverprint(state);
1111 gfxdev->updateFillOverprint(state);
1113 void BitmapOutputDev::updateStrokeOverprint(GfxState *state)
1115 boolpolydev->updateStrokeOverprint(state);
1116 booltextdev->updateStrokeOverprint(state);
1117 rgbdev->updateStrokeOverprint(state);
1118 clip0dev->updateStrokeOverprint(state);
1119 clip1dev->updateStrokeOverprint(state);
1120 gfxdev->updateStrokeOverprint(state);
1122 void BitmapOutputDev::updateTransfer(GfxState *state)
1124 boolpolydev->updateTransfer(state);
1125 booltextdev->updateTransfer(state);
1126 rgbdev->updateTransfer(state);
1127 clip0dev->updateTransfer(state);
1128 clip1dev->updateTransfer(state);
1129 gfxdev->updateTransfer(state);
1132 void BitmapOutputDev::updateFont(GfxState *state)
1134 boolpolydev->updateFont(state);
1135 booltextdev->updateFont(state);
1136 rgbdev->updateFont(state);
1137 clip0dev->updateFont(state);
1138 clip1dev->updateFont(state);
1139 gfxdev->updateFont(state);
1141 void BitmapOutputDev::updateTextMat(GfxState *state)
1143 boolpolydev->updateTextMat(state);
1144 booltextdev->updateTextMat(state);
1145 rgbdev->updateTextMat(state);
1146 clip0dev->updateTextMat(state);
1147 clip1dev->updateTextMat(state);
1148 gfxdev->updateTextMat(state);
1150 void BitmapOutputDev::updateCharSpace(GfxState *state)
1152 boolpolydev->updateCharSpace(state);
1153 booltextdev->updateCharSpace(state);
1154 rgbdev->updateCharSpace(state);
1155 clip0dev->updateCharSpace(state);
1156 clip1dev->updateCharSpace(state);
1157 gfxdev->updateCharSpace(state);
1159 void BitmapOutputDev::updateRender(GfxState *state)
1161 boolpolydev->updateRender(state);
1162 booltextdev->updateRender(state);
1163 rgbdev->updateRender(state);
1164 clip0dev->updateRender(state);
1165 clip1dev->updateRender(state);
1166 gfxdev->updateRender(state);
1168 void BitmapOutputDev::updateRise(GfxState *state)
1170 boolpolydev->updateRise(state);
1171 booltextdev->updateRise(state);
1172 rgbdev->updateRise(state);
1173 clip0dev->updateRise(state);
1174 clip1dev->updateRise(state);
1175 gfxdev->updateRise(state);
1177 void BitmapOutputDev::updateWordSpace(GfxState *state)
1179 boolpolydev->updateWordSpace(state);
1180 booltextdev->updateWordSpace(state);
1181 rgbdev->updateWordSpace(state);
1182 clip0dev->updateWordSpace(state);
1183 clip1dev->updateWordSpace(state);
1184 gfxdev->updateWordSpace(state);
1186 void BitmapOutputDev::updateHorizScaling(GfxState *state)
1188 boolpolydev->updateHorizScaling(state);
1189 booltextdev->updateHorizScaling(state);
1190 rgbdev->updateHorizScaling(state);
1191 clip0dev->updateHorizScaling(state);
1192 clip1dev->updateHorizScaling(state);
1193 gfxdev->updateHorizScaling(state);
1195 void BitmapOutputDev::updateTextPos(GfxState *state)
1197 boolpolydev->updateTextPos(state);
1198 booltextdev->updateTextPos(state);
1199 rgbdev->updateTextPos(state);
1200 clip0dev->updateTextPos(state);
1201 clip1dev->updateTextPos(state);
1202 gfxdev->updateTextPos(state);
1204 void BitmapOutputDev::updateTextShift(GfxState *state, double shift)
1206 boolpolydev->updateTextShift(state, shift);
1207 booltextdev->updateTextShift(state, shift);
1208 rgbdev->updateTextShift(state, shift);
1209 clip0dev->updateTextShift(state, shift);
1210 clip1dev->updateTextShift(state, shift);
1211 gfxdev->updateTextShift(state, shift);
1214 double max(double x, double y)
1218 double min(double x, double y)
1223 gfxbbox_t BitmapOutputDev::getBBox(GfxState*state)
1225 GfxPath * path = state->getPath();
1226 int num = path->getNumSubpaths();
1227 gfxbbox_t bbox = {0,0,1,1};
1230 for(t = 0; t < num; t++) {
1231 GfxSubpath *subpath = path->getSubpath(t);
1232 int subnum = subpath->getNumPoints();
1234 for(s=0;s<subnum;s++) {
1236 state->transform(subpath->getX(s),subpath->getY(s),&x,&y);
1238 bbox.xmin = x; bbox.ymin = y;
1239 bbox.xmax = x; bbox.ymax = y;
1242 bbox.xmin = min(bbox.xmin, x);
1243 bbox.ymin = min(bbox.ymin, y);
1244 bbox.xmax = max(bbox.xmax, x);
1245 bbox.ymax = max(bbox.ymax, y);
1252 void BitmapOutputDev::stroke(GfxState *state)
1254 msg("<debug> stroke");
1255 boolpolydev->stroke(state);
1256 gfxbbox_t bbox = getBBox(state);
1257 double width = state->getTransformedLineWidth();
1258 bbox.xmin -= width; bbox.ymin -= width;
1259 bbox.xmax += width; bbox.ymax += width;
1260 checkNewBitmap(bbox.xmin, bbox.ymin, ceil(bbox.xmax), ceil(bbox.ymax));
1261 rgbdev->stroke(state);
1263 void BitmapOutputDev::fill(GfxState *state)
1265 msg("<debug> fill");
1266 boolpolydev->fill(state);
1267 gfxbbox_t bbox = getBBox(state);
1268 if(checkNewBitmap(bbox.xmin, bbox.ymin, ceil(bbox.xmax), ceil(bbox.ymax))) {
1269 boolpolydev->fill(state);
1271 rgbdev->fill(state);
1273 void BitmapOutputDev::eoFill(GfxState *state)
1275 msg("<debug> eoFill");
1276 boolpolydev->eoFill(state);
1277 gfxbbox_t bbox = getBBox(state);
1278 if(checkNewBitmap(bbox.xmin, bbox.ymin, ceil(bbox.xmax), ceil(bbox.ymax))) {
1279 boolpolydev->eoFill(state);
1281 rgbdev->eoFill(state);
1283 #if (xpdfMajorVersion*10000 + xpdfMinorVersion*100 + xpdfUpdateVersion) < 30207
1284 void BitmapOutputDev::tilingPatternFill(GfxState *state, Object *str,
1285 int paintType, Dict *resDict,
1286 double *mat, double *bbox,
1287 int x0, int y0, int x1, int y1,
1288 double xStep, double yStep)
1290 msg("<debug> tilingPatternFill");
1291 boolpolydev->tilingPatternFill(state, str, paintType, resDict, mat, bbox, x0, y0, x1, y1, xStep, yStep);
1292 checkNewBitmap(UNKNOWN_BOUNDING_BOX);
1293 rgbdev->tilingPatternFill(state, str, paintType, resDict, mat, bbox, x0, y0, x1, y1, xStep, yStep);
1296 void BitmapOutputDev::tilingPatternFill(GfxState *state, Gfx *gfx, Object *str,
1297 int paintType, Dict *resDict,
1298 double *mat, double *bbox,
1299 int x0, int y0, int x1, int y1,
1300 double xStep, double yStep)
1302 msg("<debug> tilingPatternFill");
1303 boolpolydev->tilingPatternFill(state, gfx, str, paintType, resDict, mat, bbox, x0, y0, x1, y1, xStep, yStep);
1304 checkNewBitmap(UNKNOWN_BOUNDING_BOX);
1305 rgbdev->tilingPatternFill(state, gfx, str, paintType, resDict, mat, bbox, x0, y0, x1, y1, xStep, yStep);
1309 GBool BitmapOutputDev::functionShadedFill(GfxState *state, GfxFunctionShading *shading)
1311 msg("<debug> functionShadedFill");
1312 boolpolydev->functionShadedFill(state, shading);
1313 checkNewBitmap(UNKNOWN_BOUNDING_BOX);
1314 return rgbdev->functionShadedFill(state, shading);
1316 GBool BitmapOutputDev::axialShadedFill(GfxState *state, GfxAxialShading *shading)
1318 msg("<debug> axialShadedFill");
1319 boolpolydev->axialShadedFill(state, shading);
1320 checkNewBitmap(UNKNOWN_BOUNDING_BOX);
1321 return rgbdev->axialShadedFill(state, shading);
1323 GBool BitmapOutputDev::radialShadedFill(GfxState *state, GfxRadialShading *shading)
1325 msg("<debug> radialShadedFill");
1326 boolpolydev->radialShadedFill(state, shading);
1327 checkNewBitmap(UNKNOWN_BOUNDING_BOX);
1328 return rgbdev->radialShadedFill(state, shading);
1331 SplashColor black = {0,0,0};
1332 SplashColor white = {255,255,255};
1334 void BitmapOutputDev::clip(GfxState *state)
1336 msg("<debug> clip");
1337 boolpolydev->clip(state);
1338 booltextdev->clip(state);
1339 rgbdev->clip(state);
1340 clip1dev->clip(state);
1342 void BitmapOutputDev::eoClip(GfxState *state)
1344 msg("<debug> eoClip");
1345 boolpolydev->eoClip(state);
1346 booltextdev->eoClip(state);
1347 rgbdev->eoClip(state);
1348 clip1dev->eoClip(state);
1350 void BitmapOutputDev::clipToStrokePath(GfxState *state)
1352 msg("<debug> clipToStrokePath");
1353 boolpolydev->clipToStrokePath(state);
1354 booltextdev->clipToStrokePath(state);
1355 rgbdev->clipToStrokePath(state);
1356 clip1dev->clipToStrokePath(state);
1359 void BitmapOutputDev::beginStringOp(GfxState *state)
1361 msg("<debug> beginStringOp");
1362 clip0dev->beginStringOp(state);
1363 clip1dev->beginStringOp(state);
1364 booltextdev->beginStringOp(state);
1365 gfxdev->beginStringOp(state);
1367 void BitmapOutputDev::beginString(GfxState *state, GString *s)
1369 msg("<debug> beginString");
1370 clip0dev->beginString(state, s);
1371 clip1dev->beginString(state, s);
1372 booltextdev->beginString(state, s);
1373 gfxdev->beginString(state, s);
1376 void BitmapOutputDev::clearClips()
1378 clearBooleanBitmap(clip0bitmap, 0, 0, 0, 0);
1379 clearBooleanBitmap(clip1bitmap, 0, 0, 0, 0);
1381 void BitmapOutputDev::clearBoolPolyDev(int x1, int y1, int x2, int y2)
1383 clearBooleanBitmap(boolpolybitmap, x1, y1, x2, y2);
1385 void BitmapOutputDev::clearBoolTextDev(int x1, int y1, int x2, int y2)
1387 clearBooleanBitmap(booltextbitmap, x1, y1, x2, y2);
1389 void BitmapOutputDev::drawChar(GfxState *state, double x, double y,
1390 double dx, double dy,
1391 double originX, double originY,
1392 CharCode code, int nBytes, Unicode *u, int uLen)
1394 msg("<debug> drawChar render=%d", state->getRender());
1396 if(state->getRender()&RENDER_CLIP) {
1397 //char is just a clipping boundary
1398 rgbdev->drawChar(state, x, y, dx, dy, originX, originY, code, nBytes, u, uLen);
1399 boolpolydev->drawChar(state, x, y, dx, dy, originX, originY, code, nBytes, u, uLen);
1400 booltextdev->drawChar(state, x, y, dx, dy, originX, originY, code, nBytes, u, uLen);
1401 clip1dev->drawChar(state, x, y, dx, dy, originX, originY, code, nBytes, u, uLen);
1402 } else if(rgbbitmap != rgbdev->getBitmap()) {
1403 // we're doing softmasking or transparency grouping
1404 boolpolydev->drawChar(state, x, y, dx, dy, originX, originY, code, nBytes, u, uLen);
1405 //checkNewBitmap(UNKNOWN_BOUNDING_BOX);
1406 rgbdev->drawChar(state, x, y, dx, dy, originX, originY, code, nBytes, u, uLen);
1408 // we're drawing a regular char
1410 clip0dev->drawChar(state, x, y, dx, dy, originX, originY, code, nBytes, u, uLen);
1411 clip1dev->drawChar(state, x, y, dx, dy, originX, originY, code, nBytes, u, uLen);
1413 /* calculate the bbox of this character */
1414 int x1 = (int)x, x2 = (int)x+1, y1 = (int)y, y2 = (int)y+1;
1415 SplashFont*font = clip0dev->getCurrentFont();
1416 SplashPath*path = font?font->getGlyphPath(code):NULL;
1420 msg("<error> couldn't create outline for char %d", code);
1425 path->offset((SplashCoord)x, (SplashCoord)y);
1427 for(t=0;t<path->getLength();t++) {
1430 path->getPoint(t,&xx,&yy,&f);
1431 state->transform(xx,yy,&xx,&yy);
1432 if(xx<x1) x1=(int)xx;
1433 if(yy<y1) y1=(int)yy;
1434 if(xx>=x2) x2=(int)xx+1;
1435 if(yy>=y2) y2=(int)yy+1;
1438 /* if this character is affected somehow by the various clippings (i.e., it looks
1439 different on a device without clipping), then draw it on the bitmap, not as
1441 if(clip0and1differ(x1,y1,x2,y2)) {
1442 msg("<verbose> Char %d is affected by clipping", code);
1443 boolpolydev->drawChar(state, x, y, dx, dy, originX, originY, code, nBytes, u, uLen);
1444 checkNewBitmap(x1,y1,x2,y2);
1445 rgbdev->drawChar(state, x, y, dx, dy, originX, originY, code, nBytes, u, uLen);
1446 if(config_extrafontdata) {
1447 int oldrender = state->getRender();
1448 state->setRender(3); //invisible
1449 gfxdev->drawChar(state, x, y, dx, dy, originX, originY, code, nBytes, u, uLen);
1450 state->setRender(oldrender);
1454 /* this char is not at all affected by clipping.
1455 Now just dump out the bitmap we're currently working on, if necessary. */
1456 booltextdev->drawChar(state, x, y, dx, dy, originX, originY, code, nBytes, u, uLen);
1457 checkNewText(x1,y1,x2,y2);
1458 /* use polygonal output device to do the actual text handling */
1459 gfxdev->drawChar(state, x, y, dx, dy, originX, originY, code, nBytes, u, uLen);
1463 void BitmapOutputDev::drawString(GfxState *state, GString *s)
1465 msg("<error> internal error: drawString not implemented");
1467 clip0dev->drawString(state, s);
1468 clip1dev->drawString(state, s);
1469 booltextdev->drawString(state, s);
1470 gfxdev->drawString(state, s);
1472 void BitmapOutputDev::endTextObject(GfxState *state)
1474 msg("<debug> endTextObject");
1475 rgbdev->endTextObject(state);
1476 clip0dev->endTextObject(state);
1477 clip1dev->endTextObject(state);
1478 booltextdev->endTextObject(state);
1479 /* the only thing "drawn" here is clipping */
1480 //checkNewText(UNKNOWN_BOUNDING_BOX);
1481 gfxdev->endTextObject(state);
1483 void BitmapOutputDev::endString(GfxState *state)
1485 msg("<debug> endString");
1486 clip0dev->endString(state);
1487 clip1dev->endString(state);
1488 booltextdev->endString(state);
1489 int render = state->getRender();
1490 if(render != RENDER_INVISIBLE && render != RENDER_FILL) {
1491 checkNewText(UNKNOWN_BOUNDING_BOX);
1493 gfxdev->endString(state);
1495 void BitmapOutputDev::endStringOp(GfxState *state)
1497 msg("<debug> endStringOp");
1498 clip0dev->endStringOp(state);
1499 clip1dev->endStringOp(state);
1500 booltextdev->endStringOp(state);
1501 gfxdev->endStringOp(state);
1504 /* TODO: these four operations below *should* do nothing, as type3
1505 chars are drawn using operations like fill() */
1506 GBool BitmapOutputDev::beginType3Char(GfxState *state, double x, double y,
1507 double dx, double dy,
1508 CharCode code, Unicode *u, int uLen)
1510 msg("<debug> beginType3Char");
1511 /* call gfxdev so that it can generate "invisible" characters
1512 on top of the actual graphic content, for text extraction */
1513 return gfxdev->beginType3Char(state, x, y, dx, dy, code, u, uLen);
1515 void BitmapOutputDev::type3D0(GfxState *state, double wx, double wy)
1517 msg("<debug> type3D0");
1518 return gfxdev->type3D0(state, wx, wy);
1520 void BitmapOutputDev::type3D1(GfxState *state, double wx, double wy, double llx, double lly, double urx, double ury)
1522 msg("<debug> type3D1");
1523 return gfxdev->type3D1(state, wx, wy, llx, lly, urx, ury);
1525 void BitmapOutputDev::endType3Char(GfxState *state)
1527 msg("<debug> endType3Char");
1528 gfxdev->endType3Char(state);
1531 class CopyStream: public Object
1535 MemStream*memstream;
1537 CopyStream(Stream*str, int len)
1542 buf = (char*)malloc(len);
1544 for (t=0; t<len; t++)
1545 buf[t] = str->getChar();
1548 this->dict = str->getDict();
1549 this->memstream = new MemStream(buf, 0, len, this);
1553 ::free(this->buf);this->buf = 0;
1554 delete this->memstream;
1556 Dict* getDict() {return dict;}
1557 Stream* getStream() {return this->memstream;};
1560 gfxbbox_t BitmapOutputDev::getImageBBox(GfxState*state)
1564 state->transform(0, 1, &x, &y);
1565 bbox.xmin=bbox.xmax = x;
1566 bbox.ymin=bbox.ymax = x;
1567 state->transform(0, 0, &x, &y);
1568 bbox.xmin=min(bbox.xmin,x);
1569 bbox.ymin=min(bbox.ymin,y);
1570 bbox.xmax=max(bbox.xmin,x);
1571 bbox.ymax=max(bbox.ymin,y);
1572 state->transform(1, 0, &x, &y);
1573 bbox.xmin=min(bbox.xmin,x);
1574 bbox.ymin=min(bbox.ymin,y);
1575 bbox.xmax=max(bbox.xmin,x);
1576 bbox.ymax=max(bbox.ymin,y);
1577 state->transform(1, 1, &x, &y);
1578 bbox.xmin=min(bbox.xmin,x);
1579 bbox.ymin=min(bbox.ymin,y);
1580 bbox.xmax=max(bbox.xmin,x);
1581 bbox.ymax=max(bbox.ymin,y);
1584 void BitmapOutputDev::drawImageMask(GfxState *state, Object *ref, Stream *str,
1585 int width, int height, GBool invert,
1588 msg("<debug> drawImageMask streamkind=%d", str->getKind());
1589 CopyStream*cpystr = 0;
1591 cpystr = new CopyStream(str, height * ((width + 7) / 8));
1592 str = cpystr->getStream();
1594 boolpolydev->drawImageMask(state, ref, str, width, height, invert, inlineImg);
1595 gfxbbox_t bbox = getImageBBox(state);
1596 checkNewBitmap(bbox.xmin, bbox.ymin, ceil(bbox.xmax), ceil(bbox.ymax));
1597 rgbdev->drawImageMask(state, ref, str, width, height, invert, inlineImg);
1601 void BitmapOutputDev::drawImage(GfxState *state, Object *ref, Stream *str,
1602 int width, int height, GfxImageColorMap *colorMap,
1603 int *maskColors, GBool inlineImg)
1605 msg("<debug> drawImage streamkind=%d", str->getKind());
1606 CopyStream*cpystr = 0;
1608 cpystr = new CopyStream(str, height * ((width * colorMap->getNumPixelComps() * colorMap->getBits() + 7) / 8));
1609 str = cpystr->getStream();
1611 boolpolydev->drawImage(state, ref, str, width, height, colorMap, maskColors, inlineImg);
1612 gfxbbox_t bbox=getImageBBox(state);
1613 checkNewBitmap(bbox.xmin, bbox.ymin, ceil(bbox.xmax), ceil(bbox.ymax));
1614 rgbdev->drawImage(state, ref, str, width, height, colorMap, maskColors, inlineImg);
1618 void BitmapOutputDev::drawMaskedImage(GfxState *state, Object *ref, Stream *str,
1619 int width, int height,
1620 GfxImageColorMap *colorMap,
1621 Stream *maskStr, int maskWidth, int maskHeight,
1624 msg("<debug> drawMaskedImage streamkind=%d", str->getKind());
1625 boolpolydev->drawMaskedImage(state, ref, str, width, height, colorMap, maskStr, maskWidth, maskHeight, maskInvert);
1626 gfxbbox_t bbox=getImageBBox(state);
1627 checkNewBitmap(bbox.xmin, bbox.ymin, ceil(bbox.xmax), ceil(bbox.ymax));
1628 rgbdev->drawMaskedImage(state, ref, str, width, height, colorMap, maskStr, maskWidth, maskHeight, maskInvert);
1630 void BitmapOutputDev::drawSoftMaskedImage(GfxState *state, Object *ref, Stream *str,
1631 int width, int height,
1632 GfxImageColorMap *colorMap,
1634 int maskWidth, int maskHeight,
1635 GfxImageColorMap *maskColorMap)
1637 msg("<debug> drawSoftMaskedImage %dx%d (%dx%d) streamkind=%d", width, height, maskWidth, maskHeight, str->getKind());
1638 boolpolydev->drawSoftMaskedImage(state, ref, str, width, height, colorMap, maskStr, maskWidth, maskHeight, maskColorMap);
1639 gfxbbox_t bbox=getImageBBox(state);
1640 checkNewBitmap(bbox.xmin, bbox.ymin, ceil(bbox.xmax), ceil(bbox.ymax));
1641 rgbdev->drawSoftMaskedImage(state, ref, str, width, height, colorMap, maskStr, maskWidth, maskHeight, maskColorMap);
1643 void BitmapOutputDev::drawForm(Ref id)
1645 msg("<debug> drawForm");
1646 boolpolydev->drawForm(id);
1647 checkNewBitmap(UNKNOWN_BOUNDING_BOX);
1648 rgbdev->drawForm(id);
1651 void BitmapOutputDev::processLink(Link *link, Catalog *catalog)
1653 msg("<debug> processLink");
1654 gfxdev->processLink(link, catalog);
1657 void BitmapOutputDev::beginTransparencyGroup(GfxState *state, double *bbox,
1658 GfxColorSpace *blendingColorSpace,
1659 GBool isolated, GBool knockout,
1662 msg("<debug> beginTransparencyGroup");
1663 #if (xpdfMajorVersion*10000 + xpdfMinorVersion*100 + xpdfUpdateVersion) < 30207
1664 GfxState*state1 = state->copy();
1665 GfxState*state2 = state->copy();
1667 state1->setPath(state->getPath()->copy());
1669 state2->setPath(state->getPath()->copy());
1671 GfxState*state1 = state->copy(gTrue);
1672 GfxState*state2 = state->copy(gTrue);
1674 boolpolydev->beginTransparencyGroup(state1, bbox, blendingColorSpace, isolated, knockout, forSoftMask);
1675 rgbdev->beginTransparencyGroup(state2, bbox, blendingColorSpace, isolated, knockout, forSoftMask);
1676 clip1dev->beginTransparencyGroup(state, bbox, blendingColorSpace, isolated, knockout, forSoftMask);
1680 void BitmapOutputDev::endTransparencyGroup(GfxState *state)
1682 msg("<debug> endTransparencyGroup");
1683 #if (xpdfMajorVersion*10000 + xpdfMinorVersion*100 + xpdfUpdateVersion) < 30207
1684 GfxState*state1 = state->copy();
1685 GfxState*state2 = state->copy();
1687 state1->setPath(state->getPath()->copy());
1689 state2->setPath(state->getPath()->copy());
1691 GfxState*state1 = state->copy(gTrue);
1692 GfxState*state2 = state->copy(gTrue);
1694 boolpolydev->endTransparencyGroup(state1);
1695 checkNewBitmap(UNKNOWN_BOUNDING_BOX);
1696 rgbdev->endTransparencyGroup(state2);
1699 clip1dev->endTransparencyGroup(state);
1701 void BitmapOutputDev::paintTransparencyGroup(GfxState *state, double *bbox)
1703 msg("<debug> paintTransparencyGroup");
1704 boolpolydev->paintTransparencyGroup(state,bbox);
1705 checkNewBitmap(UNKNOWN_BOUNDING_BOX);
1706 rgbdev->paintTransparencyGroup(state,bbox);
1707 clip1dev->paintTransparencyGroup(state,bbox);
1709 void BitmapOutputDev::setSoftMask(GfxState *state, double *bbox, GBool alpha, Function *transferFunc, GfxColor *backdropColor)
1711 msg("<debug> setSoftMask");
1712 boolpolydev->setSoftMask(state, bbox, alpha, transferFunc, backdropColor);
1713 checkNewBitmap(UNKNOWN_BOUNDING_BOX);
1714 rgbdev->setSoftMask(state, bbox, alpha, transferFunc, backdropColor);
1715 clip1dev->setSoftMask(state, bbox, alpha, transferFunc, backdropColor);
1717 void BitmapOutputDev::clearSoftMask(GfxState *state)
1719 msg("<debug> clearSoftMask");
1720 boolpolydev->clearSoftMask(state);
1721 checkNewBitmap(UNKNOWN_BOUNDING_BOX);
1722 rgbdev->clearSoftMask(state);
1723 clip1dev->clearSoftMask(state);