X-Git-Url: http://git.asbjorn.biz/?a=blobdiff_plain;f=pdf2swf%2Fswfoutput.cc;h=38a27111c5572b738e49ddd638b82000fbaca718;hb=98224e6d436b226dc8445db494efa7e8c3635c34;hp=4644df3bd73858565f316c7ece0c063109d825f5;hpb=5ac0a484d6e3398aa3174e1d1f2be9b3e3561bd0;p=swftools.git diff --git a/pdf2swf/swfoutput.cc b/pdf2swf/swfoutput.cc index 4644df3..38a2711 100644 --- a/pdf2swf/swfoutput.cc +++ b/pdf2swf/swfoutput.cc @@ -35,6 +35,9 @@ int ignoredraworder=0; int drawonlyshapes=0; int jpegquality=85; int storeallcharacters=0; +int enablezlib=0; +int insertstoptag=0; +int flashversion=4; static int flag_protected = 0; typedef unsigned char u8; @@ -71,13 +74,15 @@ int clippos = 0; int CHARMIDX = 0; int CHARMIDY = 0; -void startshape(struct swfoutput* obj); -void starttext(struct swfoutput* obj); -void endshape(); -void endtext(); +char fillstylechanged = 0; + +static void startshape(struct swfoutput* obj); +static void starttext(struct swfoutput* obj); +static void endshape(); +static void endtext(); // matrix multiplication. changes p0 -void transform (plotxy*p0,struct swfmatrix*m) +static void transform (plotxy*p0,struct swfmatrix*m) { double x,y; x = m->m11*p0->x+m->m12*p0->y; @@ -87,19 +92,20 @@ void transform (plotxy*p0,struct swfmatrix*m) } // write a move-to command into the swf -void moveto(TAG*tag, plotxy p0) +static void moveto(TAG*tag, plotxy p0) { int rx = (int)(p0.x*20); int ry = (int)(p0.y*20); - if(rx!=swflastx || ry!=swflasty) { + if(rx!=swflastx || ry!=swflasty || fillstylechanged) { swf_ShapeSetMove (tag, shape, rx,ry); + fillstylechanged = 0; } swflastx=rx; swflasty=ry; } // write a line-to command into the swf -void lineto(TAG*tag, plotxy p0) +static void lineto(TAG*tag, plotxy p0) { int rx = ((int)(p0.x*20)-swflastx); int ry = ((int)(p0.y*20)-swflasty); @@ -111,7 +117,7 @@ void lineto(TAG*tag, plotxy p0) } // write a spline-to command into the swf -void splineto(TAG*tag, plotxy control,plotxy end) +static void splineto(TAG*tag, plotxy control,plotxy end) { int cx = ((int)(control.x*20)-swflastx); int cy = ((int)(control.y*20)-swflasty); @@ -121,12 +127,13 @@ void splineto(TAG*tag, plotxy control,plotxy end) int ey = ((int)(end.y*20)-swflasty); swflastx += ex; swflasty += ey; - swf_ShapeSetCurve(tag, shape, cx,cy,ex,ey); + if(cx || cy || ex || ey) + swf_ShapeSetCurve(tag, shape, cx,cy,ex,ey); } /* write a line, given two points and the transformation matrix. */ -void line(TAG*tag, plotxy p0, plotxy p1, struct swfmatrix*m) +static void line(TAG*tag, plotxy p0, plotxy p1, struct swfmatrix*m) { transform(&p0,m); transform(&p1,m); @@ -136,7 +143,7 @@ void line(TAG*tag, plotxy p0, plotxy p1, struct swfmatrix*m) /* write a cubic (!) spline. This involves calling the approximate() function out of spline.cc to convert it to a quadratic spline. */ -void spline(TAG*tag,plotxy p0,plotxy p1,plotxy p2,plotxy p3,struct swfmatrix*m) +static void spline(TAG*tag,plotxy p0,plotxy p1,plotxy p2,plotxy p3,struct swfmatrix*m) { double d; struct qspline q[16]; @@ -154,9 +161,15 @@ void spline(TAG*tag,plotxy p0,plotxy p1,plotxy p2,plotxy p3,struct swfmatrix*m) } } +void resetdrawer() +{ + swflastx = 0; + swflasty = 0; +} + /* draw a T1 outline. These are generated by pdf2swf and by t1lib. (representing characters) */ -void drawpath(TAG*tag, T1_OUTLINE*outline, struct swfmatrix*m) +void drawpath(TAG*tag, T1_OUTLINE*outline, struct swfmatrix*m, int log) { if(tag->id != ST_DEFINEFONT && tag->id != ST_DEFINESHAPE && @@ -166,8 +179,6 @@ void drawpath(TAG*tag, T1_OUTLINE*outline, struct swfmatrix*m) logf(" internal error: drawpath needs a shape tag, not %d\n",tag->id); exit(1); } - int log = 0; - double x=0,y=0; double lastx=0,lasty=0; double firstx=0,firsty=0; @@ -247,7 +258,7 @@ void drawpath(TAG*tag, T1_OUTLINE*outline, struct swfmatrix*m) } } -int colorcompare(RGBA*a,RGBA*b) +static inline int colorcompare(RGBA*a,RGBA*b) { if(a->r!=b->r || @@ -270,7 +281,7 @@ struct chardata { } chardata[CHARDATAMAX]; int chardatapos = 0; -void putcharacters(TAG*tag) +static void putcharacters(TAG*tag) { int t; SWFFONT font; @@ -402,7 +413,7 @@ void putcharacters(TAG*tag) chardatapos = 0; } -void putcharacter(struct swfoutput*obj, int fontid, int charid, +static void putcharacter(struct swfoutput*obj, int fontid, int charid, int x,int y, int size) { if(chardatapos == CHARDATAMAX) @@ -421,7 +432,7 @@ void putcharacter(struct swfoutput*obj, int fontid, int charid, /* process a character. */ -void drawchar(struct swfoutput*obj, SWFFont*font, char*character, int charnr, swfmatrix*m) +static void drawchar(struct swfoutput*obj, SWFFont*font, char*character, int charnr, swfmatrix*m) { int usefonts=1; if(m->m12!=0 || m->m21!=0) @@ -441,12 +452,12 @@ void drawchar(struct swfoutput*obj, SWFFont*font, char*character, int charnr, sw } else { - T1_OUTLINE*outline = font->getOutline(character); + T1_OUTLINE*outline = font->getOutline(character, charnr); char* charname = character; if(!outline) { logf(" Didn't find %s in current charset (%s)", - character,font->getName()); + FIXNULL(character),FIXNULL(font->getName())); return; } @@ -461,13 +472,15 @@ void drawchar(struct swfoutput*obj, SWFFont*font, char*character, int charnr, sw if(shapeid<0) startshape(obj); - if(!lastwasfill) + if(!lastwasfill) { swf_ShapeSetStyle(tag,shape,0x8000,fillstyleid,0); + fillstylechanged = 1; + } lastwasfill = 1; int lf = fill; fill = 1; - drawpath(tag, outline, &m2); + drawpath(tag, outline, &m2, 0); fill = lf; } } @@ -478,21 +491,31 @@ void swfoutput_drawpath(swfoutput*output, T1_OUTLINE*outline, { if(textid>=0) endtext(); + + /* Multiple polygons in one shape don't overlap correctly, + so we better start a new shape here if the polygon is filled + */ + if(shapeid>=0 && fill && !ignoredraworder) { + endshape(); + } + if(shapeid<0) startshape(output); if(lastwasfill && !fill) { swf_ShapeSetStyle(tag,shape,linestyleid,0x8000,0); + fillstylechanged = 1; lastwasfill = 0; } if(!lastwasfill && fill) { swf_ShapeSetStyle(tag,shape,0x8000,fillstyleid,0); + fillstylechanged = 1; lastwasfill = 1; } - drawpath(tag, outline,m); + drawpath(tag, outline,m, 0); } /* SWFFont: copy all t1 font outlines to a local @@ -517,7 +540,7 @@ SWFFont::SWFFont(char*name, int id, char*filename) if(!charnum) return; - logf(" Font %s(%d): Storing %d outlines.\n", name, id, charnum); + logf(" Font %s(%d): Storing %d outlines.\n", FIXNULL(name), id, charnum); this->standardtablesize = 256; if(this->charnum < this->standardtablesize) @@ -603,10 +626,10 @@ SWFFont::~SWFFont() if(usednum && !drawonlyshapes) { - logf(" Font %s has %d used characters",fontid, usednum); + logf(" Font %s has %d used characters",FIXNULL(fontid), usednum); TAG*ftag = swf_InsertTag(swf.firstTag,ST_DEFINEFONT); swf_SetU16(ftag, this->swfid); - int initpos = swf_GetDataSize(ftag); + int initpos = swf_GetTagLen(ftag); swfmatrix m; m.m11 = m.m22 = 1; m.m21 = m.m12 = 0; @@ -615,23 +638,26 @@ SWFFont::~SWFFont() for(t=0;tdata[ptr[t]] = swf_GetDataSize(ftag)-initpos; + *(U16*)&ftag->data[ptr[t]] = + SWAP16(swf_GetTagLen(ftag)-initpos); + swflastx=0; swflasty=0; - swf_SetU8(ftag,0x10); //0 fill bits, 0 linestyle bits + swf_SetU8(ftag,0x10); //1 fill bits, 0 linestyle bits SHAPE s; s.bits.fill = 1; s.bits.line = 0; swf_ShapeSetStyle(ftag,&s,0,1,0); + fillstylechanged = 1; int lastfill = fill; fill = 1; storefont = 1; - drawpath(ftag, outline[swfcharid2char[t]],&m); + drawpath(ftag, outline[swfcharid2char[t]],&m, 0); storefont = 0; fill = lastfill; swf_ShapeSetEnd(ftag); @@ -674,21 +700,29 @@ SWFFont::~SWFFont() free(char2swfcharid); } -T1_OUTLINE*SWFFont::getOutline(char*name) +T1_OUTLINE*SWFFont::getOutline(char*name, int charnr) { int t; for(t=0;tcharnum;t++) { if(!strcmp(this->charname[t],name)) { - if(!used[t]) - { - swfcharid2char[swfcharpos] = t; - char2swfcharid[t] = swfcharpos; - swfcharpos++; - used[t] = 1; - } return outline[t]; } } + + /* if we didn't find the character, maybe + we can find the capitalized version */ + for(t=0;tcharnum;t++) { + if(!strcasecmp(this->charname[t],name)) + return outline[t]; + } + + /* if we didn't find it by name, use the names of the first 256 characters + of the font to try a new name based on charnr */ + if(this->standardtable && charnr>=0 && charnr < this->standardtablesize) { + return getOutline(this->standardtable[charnr], -1); + } + + logf(" Didn't find character '%s' in font '%s'", FIXNULL(name), this->name); return 0; } @@ -706,10 +740,38 @@ int SWFFont::getSWFCharID(char*name, int charnr) return char2swfcharid[t]; } } + + /* if we didn't find the character, maybe + we can find the capitalized version */ + for(t=0;tcharnum;t++) { + if(!strcasecmp(this->charname[t],name)) { + if(!used[t]) + { + swfcharid2char[swfcharpos] = t; + char2swfcharid[t] = swfcharpos++; + used[t] = 1; + } + return char2swfcharid[t]; + } + } + + /* if we didn't find it by name, use the names of the first 256 (or so) characters + of the font to try a new name based on charnr */ if(this->standardtable && charnr>=0 && charnr < this->standardtablesize) { return getSWFCharID(this->standardtable[charnr], -1); } - logf(" Didn't find character '%s' in font '%s'", name, this->name); + logf(" Didn't find character '%s' in font '%s'", FIXNULL(name), this->name); + return 0; +} + +int SWFFont::getWidth(char*name) +{ + int t; + for(t=0;tcharnum;t++) { + if(!strcmp(this->charname[t],name)) { + return this->width[t]; + } + } return 0; } @@ -745,7 +807,7 @@ void swfoutput_setfont(struct swfoutput*obj, char*fontid, int t1id, char*filenam } if(t1id<0) { - logf(" internal error: t1id:%d, fontid:%s\n", t1id,fontid); + logf(" internal error: t1id:%d, fontid:%s\n", t1id,FIXNULL(fontid)); } SWFFont*font = new SWFFont(fontid, t1id, filename); @@ -819,7 +881,7 @@ void swfoutput_init(struct swfoutput* obj, char*_filename, int _sizex, int _size memset(&swf,0x00,sizeof(SWF)); - swf.fileVersion = 4; + swf.fileVersion = flashversion; swf.frameRate = 0x0040; // 1 frame per 4 seconds swf.movieSize.xmax = 20*sizex; swf.movieSize.ymax = 20*sizey; @@ -841,7 +903,7 @@ void swfoutput_setprotected() //write PROTECT tag flag_protected = 1; } -void startshape(struct swfoutput*obj) +static void startshape(struct swfoutput*obj) { RGBA rgb; SRECT r; @@ -877,7 +939,7 @@ void startshape(struct swfoutput*obj) lastwasfill = 0; } -void starttext(struct swfoutput*obj) +static void starttext(struct swfoutput*obj) { SRECT r; MATRIX m; @@ -905,7 +967,7 @@ void starttext(struct swfoutput*obj) swflastx=swflasty=0; } -void endshape() +static void endshape() { if(shapeid<0) return; @@ -915,7 +977,7 @@ void endshape() shapeid = -1; } -void endtext() +static void endtext() { if(textid<0) return; @@ -926,7 +988,7 @@ void endtext() textid = -1; } -void endpage(struct swfoutput*obj) +static void endpage(struct swfoutput*obj) { if(shapeid>=0) endshape(); @@ -934,6 +996,14 @@ void endpage(struct swfoutput*obj) endtext(); while(clippos) swfoutput_endclip(obj); + + if(insertstoptag) { + ActionTAG*atag=0; + atag = action_Stop(atag); + atag = action_End(atag); + tag = swf_InsertTag(tag,ST_DOACTION); + swf_ActionSet(tag,atag); + } tag = swf_InsertTag(tag,ST_SHOWFRAME); } @@ -973,14 +1043,20 @@ void swfoutput_destroy(struct swfoutput* obj) fi = 1; // stdout if(fi<=0) { - logf(" Could not create \"%s\". ", filename); + logf(" Could not create \"%s\". ", FIXNULL(filename)); exit(1); } tag = swf_InsertTag(tag,ST_END); - if FAILED(swf_WriteSWF(fi,&swf)) - logf(" WriteSWF() failed.\n"); + if(enablezlib) { + if FAILED(swf_WriteSWC(fi,&swf)) + logf(" WriteSWC() failed.\n"); + } else { + if FAILED(swf_WriteSWF(fi,&swf)) + logf(" WriteSWF() failed.\n"); + } + if(filename) close(fi); logf(" SWF written\n"); @@ -1007,9 +1083,9 @@ void swfoutput_setfillcolor(swfoutput* obj, u8 r, u8 g, u8 b, u8 a) obj->fillrgb.g == g && obj->fillrgb.b == b && obj->fillrgb.a == a) return; - if(shapeid>=0) endshape(); + obj->fillrgb.r = r; obj->fillrgb.g = g; obj->fillrgb.b = b; @@ -1085,26 +1161,33 @@ void swfoutput_endclip(swfoutput*obj) swf_ObjectPlaceClip(cliptags[clippos],clipshapes[clippos],clipdepths[clippos],NULL,NULL,NULL,depth++); } -void drawlink(struct swfoutput*obj, ActionTAG*, swfcoord*points); +static void drawlink(struct swfoutput*obj, ActionTAG*,ActionTAG*, swfcoord*points, char mouseover); void swfoutput_linktourl(struct swfoutput*obj, char*url, swfcoord*points) { ActionTAG* actions; + if(!strncmp("http://pdf2swf:", url, 15)) { + char*tmp = strdup(url); + int l = strlen(tmp); + if(tmp[l-1] == '/') + tmp[l-1] = 0; + swfoutput_namedlink(obj, tmp+15, points); + free(tmp); + return; + } if(shapeid>=0) endshape(); if(textid>=0) endtext(); - actions = swf_ActionStart(); if(opennewwindow) - action_GetUrl(url, "_parent"); + actions = action_GetUrl(0, url, "_parent"); else - action_GetUrl(url, "_this"); - action_End(); - swf_ActionEnd(); + actions = action_GetUrl(0, url, "_this"); + actions = action_End(actions); - drawlink(obj, actions, points); + drawlink(obj, actions, 0, points,0); } void swfoutput_linktopage(struct swfoutput*obj, int page, swfcoord*points) { @@ -1115,15 +1198,64 @@ void swfoutput_linktopage(struct swfoutput*obj, int page, swfcoord*points) if(textid>=0) endtext(); - actions = swf_ActionStart(); - action_GotoFrame(page); - action_End(); - swf_ActionEnd(); + actions = action_GotoFrame(0, page); + actions = action_End(actions); - drawlink(obj, actions, points); + drawlink(obj, actions, 0, points,0); } -void drawlink(struct swfoutput*obj, ActionTAG*actions, swfcoord*points) +/* Named Links (a.k.a. Acrobatmenu) are used to implement various gadgets + of the viewer objects, like subtitles, index elements etc. +*/ +void swfoutput_namedlink(struct swfoutput*obj, char*name, swfcoord*points) +{ + ActionTAG *actions1,*actions2; + char*tmp = strdup(name); + char mouseover = 1; + + if(shapeid>=0) + endshape(); + if(textid>=0) + endtext(); + + if(!strncmp(tmp, "call:", 5)) + { + char*x = strchr(&tmp[5], ':'); + if(!x) { + actions1 = action_PushInt(0, 0); //number of parameters (0) + actions1 = action_PushString(actions1, &tmp[5]); //function name + actions1 = action_CallFunction(actions1); + } else { + *x = 0; + actions1 = action_PushString(0, x+1); //parameter + actions1 = action_PushInt(actions1, 1); //number of parameters (1) + actions1 = action_PushString(actions1, &tmp[5]); //function name + actions1 = action_CallFunction(actions1); + } + actions2 = action_End(0); + mouseover = 0; + } + else + { + actions1 = action_PushString(0, "/:subtitle"); + actions1 = action_PushString(actions1, name); + actions1 = action_SetVariable(actions1); + actions1 = action_End(actions1); + + actions2 = action_PushString(0, "/:subtitle"); + actions2 = action_PushString(actions2, ""); + actions2 = action_SetVariable(actions2); + actions2 = action_End(actions2); + } + + drawlink(obj, actions1, actions2, points,mouseover); + + swf_ActionFree(actions1); + swf_ActionFree(actions2); + free(tmp); +} + +static void drawlink(struct swfoutput*obj, ActionTAG*actions1, ActionTAG*actions2, swfcoord*points, char mouseover) { RGBA rgb; SRECT r; @@ -1134,6 +1266,8 @@ void drawlink(struct swfoutput*obj, ActionTAG*actions, swfcoord*points) int myshapeid2; double xmin,ymin; double xmax=xmin=points[0].x,ymax=ymin=points[0].y; + double posx = 0; + double posy = 0; int t; int buttonid = ++currentswfid; for(t=1;t<4;t++) @@ -1143,8 +1277,18 @@ void drawlink(struct swfoutput*obj, ActionTAG*actions, swfcoord*points) if(points[t].xymax) ymax=y4; if(x4linewidth,&obj->strokergb); //fsid = ShapeAddSolidFillStyle(shape,&obj->fillrgb); - fsid = swf_ShapeAddBitmapFillStyle(shape,&m,bitid,0); + fsid = swf_ShapeAddBitmapFillStyle(shape,&m,bitid,1); swf_SetU16(tag, myshapeid); r.xmin = (int)(xmin*20); r.ymin = (int)(ymin*20); @@ -1289,7 +1473,7 @@ void drawimage(struct swfoutput*obj, int bitid, int sizex,int sizey, swf_ObjectPlace(tag,myshapeid,/*depth*/depth++,NULL,NULL,NULL); } -int swfoutput_drawimagejpeg(struct swfoutput*obj, char*filename, int sizex,int sizey, +int swfoutput_drawimagejpeg_old(struct swfoutput*obj, char*filename, int sizex,int sizey, double x1,double y1, double x2,double y2, double x3,double y3, @@ -1315,6 +1499,29 @@ int swfoutput_drawimagejpeg(struct swfoutput*obj, char*filename, int sizex,int s return bitid; } +int swfoutput_drawimagejpeg(struct swfoutput*obj, RGBA*mem, int sizex,int sizey, + double x1,double y1, + double x2,double y2, + double x3,double y3, + double x4,double y4) +{ + TAG*oldtag; + JPEGBITS*jpeg; + + if(shapeid>=0) + endshape(); + if(textid>=0) + endtext(); + + int bitid = ++currentswfid; + oldtag = tag; + tag = swf_InsertTag(tag,ST_DEFINEBITSJPEG2); + swf_SetU16(tag, bitid); + swf_SetJPEGBits2(tag,sizex,sizey,mem,jpegquality); + drawimage(obj, bitid, sizex, sizey, x1,y1,x2,y2,x3,y3,x4,y4); + return bitid; +} + int swfoutput_drawimagelossless(struct swfoutput*obj, RGBA*mem, int sizex,int sizey, double x1,double y1, double x2,double y2, @@ -1341,27 +1548,46 @@ int swfoutput_drawimagelossless(struct swfoutput*obj, RGBA*mem, int sizex,int si return bitid; } -int swfoutput_drawimagelossless256(struct swfoutput*obj, U8*mem, RGBA*pal, int sizex,int sizey, +int swfoutput_drawimagelosslessN(struct swfoutput*obj, U8*mem, RGBA*pal, int sizex,int sizey, double x1,double y1, double x2,double y2, double x3,double y3, - double x4,double y4) + double x4,double y4, int n) { TAG*oldtag; + U8*mem2 = 0; if(shapeid>=0) endshape(); if(textid>=0) endtext(); + if(sizex&3) + { + /* SWF expects scanlines to be 4 byte aligned */ + int x,y; + U8*ptr; + mem2 = (U8*)malloc(BYTES_PER_SCANLINE(sizex)*sizey); + ptr = mem2; + for(y=0;y