+/* gfxdevice_swf.c
+
+ Part of the swftools package.
+
+ Copyright (c) 2001,2002,2003,2004,2005 Matthias Kramm <kramm@quiss.org>
+
+ Swftools is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ Swftools is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with swftools; if not, write to the Free Software
+ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include "../../config.h"
+#include <fcntl.h>
+#include <unistd.h>
+#ifdef HAVE_ASSERT_H
+#include <assert.h>
+#else
+#define assert(a)
+#endif
+#include <math.h>
+#include "../log.h"
+#include "../rfxswf.h"
+#include "../gfxdevice.h"
+#include "../gfxtools.h"
+#include "../art/libart.h"
+
+#define CHARDATAMAX 8192
+#define CHARMIDX 0
+#define CHARMIDY 0
+
+typedef struct _chardata {
+ int charid;
+ int fontid; /* TODO: use a SWFFONT instead */
+ int x;
+ int y;
+ int size;
+ RGBA color;
+} chardata_t;
+
+typedef struct _fontlist
+{
+ SWFFONT *swffont;
+ struct _fontlist*next;
+} fontlist_t;
+
+typedef long int twip;
+
+typedef struct _swfmatrix {
+ double m11,m12,m21,m22,m31,m32;
+} swfmatrix_t;
+
+typedef struct _swfoutput_internal
+{
+ gfxdevice_t*dev; // the gfxdevice object where this internal struct resides
+
+ double config_dumpfonts;
+ double config_ppmsubpixels;
+ double config_jpegsubpixels;
+ int config_opennewwindow;
+ int config_ignoredraworder;
+ int config_drawonlyshapes;
+ int config_jpegquality;
+ int config_storeallcharacters;
+ int config_generate_fake_tags;
+ int config_enablezlib;
+ int config_insertstoptag;
+ int config_flashversion;
+ int config_splinemaxerror;
+ int config_fontsplinemaxerror;
+ int config_filloverlap;
+ int config_protect;
+ int config_bboxvars;
+ float config_minlinewidth;
+ double config_caplinewidth;
+ char* config_linktarget;
+
+ SWF* swf;
+
+ fontlist_t* fontlist;
+
+ char storefont;
+
+ MATRIX page_matrix;
+
+ TAG *tag;
+ int currentswfid;
+ int depth;
+ int startdepth;
+ int linewidth;
+
+ SHAPE* shape;
+ int shapeid;
+ int textid;
+
+ int fillstyleid;
+ int linestyleid;
+ int swflastx;
+ int swflasty;
+ int lastwasfill;
+ int shapeisempty;
+ char fill;
+ int min_x,max_x;
+ int min_y,max_y;
+ TAG* cliptags[128];
+ int clipshapes[128];
+ U32 clipdepths[128];
+ int clippos;
+
+ /* image cache */
+ int pic_xids[1024];
+ int pic_yids[1024];
+ int pic_ids[1024];
+ int pic_width[1024];
+ int pic_height[1024];
+ int picpos;
+
+ int frameno;
+ int lastframeno;
+
+ char fillstylechanged;
+
+ int jpeg; //next image type
+
+ int bboxrectpos;
+ SRECT bboxrect;
+
+ chardata_t chardata[CHARDATAMAX];
+ int chardatapos;
+ int firstpage;
+ char pagefinished;
+
+ char overflow;
+
+ MATRIX fontmatrix;
+ double fontm11,fontm12,fontm21,fontm22;
+ SWFFONT *swffont;
+ RGBA strokergb;
+ RGBA fillrgb;
+ int drawmode;
+
+ int shapeposx;
+ int shapeposy;
+
+} swfoutput_internal;
+
+static void swf_fillbitmap(gfxdevice_t*driver, gfxline_t*line, gfximage_t*img, gfxmatrix_t*move, gfxcxform_t*cxform);
+static int swf_setparameter(gfxdevice_t*driver, const char*key, const char*value);
+static void swf_drawstroke(gfxdevice_t*dev, gfxline_t*line, gfxcoord_t width, gfxcolor_t*color, gfx_capType cap_style, gfx_joinType joint_style, gfxcoord_t miterLimit);
+static void swf_startclip(gfxdevice_t*dev, gfxline_t*line);
+static void swf_endclip(gfxdevice_t*dev);
+static void swf_stroke(gfxdevice_t*dev, gfxline_t*line, gfxcoord_t width, gfxcolor_t*color, gfx_capType cap_style, gfx_joinType joint_style, gfxcoord_t miterLimit);
+static void swf_fill(gfxdevice_t*dev, gfxline_t*line, gfxcolor_t*color);
+static void swf_fillbitmap(gfxdevice_t*dev, gfxline_t*line, gfximage_t*img, gfxmatrix_t*matrix, gfxcxform_t*cxform);
+static void swf_fillgradient(gfxdevice_t*dev, gfxline_t*line, gfxgradient_t*gradient, gfxgradienttype_t type, gfxmatrix_t*matrix);
+static void swf_drawchar(gfxdevice_t*dev, char*fontid, int glyph, gfxcolor_t*color, gfxmatrix_t*matrix);
+static void swf_addfont(gfxdevice_t*dev, char*fontid, gfxfont_t*font);
+static void swf_drawlink(gfxdevice_t*dev, gfxline_t*line, char*action);
+static void swf_startframe(gfxdevice_t*dev, int width, int height);
+static void swf_endframe(gfxdevice_t*dev);
+static gfxresult_t* swf_finish(gfxdevice_t*driver);
+
+static swfoutput_internal* init_internal_struct()
+{
+ swfoutput_internal*i = (swfoutput_internal*)malloc(sizeof(swfoutput_internal));
+ memset(i, 0, sizeof(swfoutput_internal));
+
+ i->storefont = 0;
+ i->currentswfid = 0;
+ i->depth = 0;
+ i->overflow = 0;
+ i->startdepth = 0;
+ i->linewidth = 0;
+ i->shapeid = -1;
+ i->textid = -1;
+ i->frameno = 0;
+ i->lastframeno = 0;
+
+ i->fillstyleid;
+ i->linestyleid;
+ i->swflastx=0;
+ i->swflasty=0;
+ i->lastwasfill = 0;
+ i->shapeisempty = 1;
+ i->fill = 0;
+ i->clippos = 0;
+
+ i->fillstylechanged = 0;
+
+ i->bboxrectpos = -1;
+ i->chardatapos = 0;
+ i->firstpage = 1;
+ i->pagefinished = 1;
+
+ i->config_dumpfonts=0;
+ i->config_ppmsubpixels=0;
+ i->config_jpegsubpixels=0;
+ i->config_opennewwindow=1;
+ i->config_ignoredraworder=0;
+ i->config_drawonlyshapes=0;
+ i->config_jpegquality=85;
+ i->config_storeallcharacters=0;
+ i->config_enablezlib=0;
+ i->config_generate_fake_tags=0;
+ i->config_insertstoptag=0;
+ i->config_flashversion=6;
+ i->config_splinemaxerror=1;
+ i->config_fontsplinemaxerror=1;
+ i->config_filloverlap=0;
+ i->config_protect=0;
+ i->config_bboxvars=0;
+ i->config_minlinewidth=0.05;
+ i->config_caplinewidth=1;
+ i->config_linktarget=0;
+
+ return i;
+};
+
+static int id_error = 0;
+
+static U16 getNewID(gfxdevice_t* dev)
+{
+ swfoutput_internal*i = (swfoutput_internal*)dev->internal;
+ if(i->currentswfid == 65535) {
+ if(!id_error)
+ msg("<error> ID Table overflow");
+ id_error=1;
+ i->overflow = 1;
+ }
+ return ++i->currentswfid;
+}
+static U16 getNewDepth(gfxdevice_t* dev)
+{
+ swfoutput_internal*i = (swfoutput_internal*)dev->internal;
+ if(i->depth == 65535) {
+ if(!id_error)
+ msg("<error> Depth Table overflow");
+ id_error=1;
+ i->overflow = 1;
+ }
+ return ++i->depth;
+}
+
+static void startshape(gfxdevice_t* dev);
+static void starttext(gfxdevice_t* dev);
+static void endshape(gfxdevice_t* dev);
+static void endtext(gfxdevice_t* dev);
+
+typedef struct _plotxy
+{
+ double x,y;
+} plotxy_t;
+
+// write a move-to command into the swf
+static int movetoxy(gfxdevice_t*dev, TAG*tag, plotxy_t p0)
+{
+ swfoutput_internal*i = (swfoutput_internal*)dev->internal;
+ int rx = (int)(p0.x*20);
+ int ry = (int)(p0.y*20);
+ if(rx!=i->swflastx || ry!=i->swflasty || i->fillstylechanged) {
+ swf_ShapeSetMove (tag, i->shape, rx,ry);
+ i->fillstylechanged = 0;
+ i->swflastx=rx;
+ i->swflasty=ry;
+ return 1;
+ }
+ return 0;
+}
+static int moveto(gfxdevice_t*dev, TAG*tag, double x, double y)
+{
+ swfoutput_internal*i = (swfoutput_internal*)dev->internal;
+ plotxy_t p;
+ p.x = x;
+ p.y = y;
+ return movetoxy(dev, tag, p);
+}
+static void addPointToBBox(gfxdevice_t*dev, int px, int py)
+{
+ swfoutput_internal*i = (swfoutput_internal*)dev->internal;
+
+ SPOINT p;
+ p.x = px;
+ p.y = py;
+ if(i->fill) {
+ swf_ExpandRect(&i->bboxrect, p);
+ } else {
+ swf_ExpandRect3(&i->bboxrect, p, i->linewidth*3/2);
+ }
+}
+
+/*static void plot(gfxdevice_t*dev, int x, int y, TAG*tag)
+{
+ swfoutput_internal*i = (swfoutput_internal*)dev->internal;
+ int width = i->linewidth/4;
+ if(width > 5)
+ width = 5;
+ ////square
+ //swf_ShapeSetLine(tag, i->shape,-width,-width);
+ //swf_ShapeSetLine(tag, i->shape,width*2,0);
+ //swf_ShapeSetLine(tag, i->shape,0,width*2);
+ //swf_ShapeSetLine(tag, i->shape,-width*2,0);
+ //swf_ShapeSetLine(tag, i->shape,0,-width*2);
+ //swf_ShapeSetLine(tag, i->shape,width,width);
+
+ // diamond
+ swf_ShapeSetLine(tag, i->shape,-width,0);
+ swf_ShapeSetLine(tag, i->shape,width,-width);
+ swf_ShapeSetLine(tag, i->shape,width,width);
+ swf_ShapeSetLine(tag, i->shape,-width,width);
+ swf_ShapeSetLine(tag, i->shape,-width,-width);
+ swf_ShapeSetLine(tag, i->shape,width,0);
+
+ addPointToBBox(dev, x-width ,y-width);
+ addPointToBBox(dev, x+width ,y+width);
+}*/
+
+// write a line-to command into the swf
+static void linetoxy(gfxdevice_t*dev, TAG*tag, plotxy_t p0)
+{
+ swfoutput_internal*i = (swfoutput_internal*)dev->internal;
+ int px = (int)(p0.x*20);
+ int py = (int)(p0.y*20);
+ int rx = (px-i->swflastx);
+ int ry = (py-i->swflasty);
+ if(rx|ry) {
+ swf_ShapeSetLine (tag, i->shape, rx,ry);
+ addPointToBBox(dev, i->swflastx,i->swflasty);
+ addPointToBBox(dev, px,py);
+ }/* else if(!i->fill) {
+ // treat lines of length 0 as plots, making them
+ // at least 1 twip wide so Flash will display them
+ plot(dev, i->swflastx, i->swflasty, tag);
+ }*/
+
+ i->shapeisempty = 0;
+ i->swflastx+=rx;
+ i->swflasty+=ry;
+}
+static void lineto(gfxdevice_t*dev, TAG*tag, double x, double y)
+{
+ plotxy_t p;
+ p.x = x;
+ p.y = y;
+ linetoxy(dev,tag, p);
+}
+
+// write a spline-to command into the swf
+static void splineto(gfxdevice_t*dev, TAG*tag, plotxy_t control,plotxy_t end)
+{
+ swfoutput_internal*i = (swfoutput_internal*)dev->internal;
+ int lastlastx = i->swflastx;
+ int lastlasty = i->swflasty;
+
+ int cx = ((int)(control.x*20)-i->swflastx);
+ int cy = ((int)(control.y*20)-i->swflasty);
+ i->swflastx += cx;
+ i->swflasty += cy;
+ int ex = ((int)(end.x*20)-i->swflastx);
+ int ey = ((int)(end.y*20)-i->swflasty);
+ i->swflastx += ex;
+ i->swflasty += ey;
+
+ if(cx || cy || ex || ey) {
+ swf_ShapeSetCurve(tag, i->shape, cx,cy,ex,ey);
+ addPointToBBox(dev, lastlastx ,lastlasty );
+ addPointToBBox(dev, lastlastx+cx,lastlasty+cy);
+ addPointToBBox(dev, lastlastx+cx+ex,lastlasty+cy+ey);
+ }/* else if(!i->fill) {
+ // treat splines of length 0 as plots
+ plot(dev, lastlastx, lastlasty, tag);
+ }*/
+ i->shapeisempty = 0;
+}
+
+/* write a line, given two points and the transformation
+ matrix. */
+/*static void line(gfxdevice_t*dev, TAG*tag, plotxy_t p0, plotxy_t p1)
+{
+ moveto(dev, tag, p0);
+ lineto(dev, tag, p1);
+}*/
+
+void resetdrawer(gfxdevice_t*dev)
+{
+ swfoutput_internal*i = (swfoutput_internal*)dev->internal;
+ i->swflastx = 0;
+ i->swflasty = 0;
+}
+
+static void stopFill(gfxdevice_t*dev)
+{
+ swfoutput_internal*i = (swfoutput_internal*)dev->internal;
+ if(i->lastwasfill)
+ {
+ swf_ShapeSetStyle(i->tag,i->shape,i->linestyleid,0x8000,0);
+ i->fillstylechanged = 1;
+ i->lastwasfill = 0;
+ }
+}
+static void startFill(gfxdevice_t*dev)
+{
+ swfoutput_internal*i = (swfoutput_internal*)dev->internal;
+ if(!i->lastwasfill)
+ {
+ swf_ShapeSetStyle(i->tag,i->shape,0x8000,i->fillstyleid,0);
+ i->fillstylechanged = 1;
+ i->lastwasfill = 1;
+ }
+}
+
+static inline int colorcompare(gfxdevice_t*dev, RGBA*a,RGBA*b)
+{
+
+ if(a->r!=b->r ||
+ a->g!=b->g ||
+ a->b!=b->b ||
+ a->a!=b->a) {
+ return 0;
+ }
+ return 1;
+}
+
+static SRECT getcharacterbbox(gfxdevice_t*dev, SWFFONT*font, MATRIX* m)
+{
+ swfoutput_internal*i = (swfoutput_internal*)dev->internal;
+ SRECT r;
+ char debug = 0;
+ memset(&r, 0, sizeof(r));
+
+ int t;
+ if(debug) printf("\n");
+ for(t=0;t<i->chardatapos;t++)
+ {
+ if(i->chardata[t].fontid != font->id) {
+ msg("<error> Internal error: fontid %d != fontid %d", i->chardata[t].fontid, font->id);
+ exit(1);
+ }
+ SRECT b = font->layout->bounds[i->chardata[t].charid];
+ b.xmin *= i->chardata[t].size;
+ b.ymin *= i->chardata[t].size;
+ b.xmax *= i->chardata[t].size;
+ b.ymax *= i->chardata[t].size;
+
+ /* divide by 1024, rounding xmax/ymax up */
+ b.xmax += 1023; b.ymax += 1023; b.xmin /= 1024; b.ymin /= 1024; b.xmax /= 1024; b.ymax /= 1024;
+
+ b.xmin += i->chardata[t].x;
+ b.ymin += i->chardata[t].y;
+ b.xmax += i->chardata[t].x;
+ b.ymax += i->chardata[t].y;
+
+ /* until we solve the INTERNAL_SCALING problem (see below)
+ make sure the bounding box is big enough */
+ b.xmin -= 20;
+ b.ymin -= 20;
+ b.xmax += 20;
+ b.ymax += 20;
+
+ b = swf_TurnRect(b, m);
+
+ if(debug) printf("(%f,%f,%f,%f) -> (%f,%f,%f,%f) [font %d/%d, char %d]\n",
+ font->layout->bounds[i->chardata[t].charid].xmin/20.0,
+ font->layout->bounds[i->chardata[t].charid].ymin/20.0,
+ font->layout->bounds[i->chardata[t].charid].xmax/20.0,
+ font->layout->bounds[i->chardata[t].charid].ymax/20.0,
+ b.xmin/20.0,
+ b.ymin/20.0,
+ b.xmax/20.0,
+ b.ymax/20.0,
+ i->chardata[t].fontid,
+ font->id,
+ i->chardata[t].charid
+ );
+ swf_ExpandRect2(&r, &b);
+ }
+ if(debug) printf("-----> (%f,%f,%f,%f)\n",
+ r.xmin/20.0,
+ r.ymin/20.0,
+ r.xmax/20.0,
+ r.ymax/20.0);
+ return r;
+}
+
+static void putcharacters(gfxdevice_t*dev, TAG*tag)
+{
+ swfoutput_internal*i = (swfoutput_internal*)dev->internal;
+ int t;
+ SWFFONT font;
+ RGBA color;
+ color.r = i->chardata[0].color.r^255;
+ color.g = 0;
+ color.b = 0;
+ color.a = 0;
+ int lastfontid;
+ int lastx;
+ int lasty;
+ int lastsize;
+ int charids[128];
+ int charadvance[128];
+ int charstorepos;
+ int pass;
+ int glyphbits=1; //TODO: can this be zero?
+ int advancebits=1;
+
+ if(tag->id != ST_DEFINETEXT &&
+ tag->id != ST_DEFINETEXT2) {
+ msg("<error> internal error: putcharacters needs an text tag, not %d\n",tag->id);
+ exit(1);
+ }
+ if(!i->chardatapos) {
+ msg("<warning> putcharacters called with zero characters");
+ }
+
+ for(pass = 0; pass < 2; pass++)
+ {
+ charstorepos = 0;
+ lastfontid = -1;
+ lastx = CHARMIDX;
+ lasty = CHARMIDY;
+ lastsize = -1;
+
+ if(pass==1)
+ {
+ advancebits++; // add sign bit
+ swf_SetU8(tag, glyphbits);
+ swf_SetU8(tag, advancebits);
+ }
+
+ for(t=0;t<=i->chardatapos;t++)
+ {
+ if(lastfontid != i->chardata[t].fontid ||
+ lastx!=i->chardata[t].x ||
+ lasty!=i->chardata[t].y ||
+ !colorcompare(dev,&color, &i->chardata[t].color) ||
+ charstorepos==127 ||
+ lastsize != i->chardata[t].size ||
+ t == i->chardatapos)
+ {
+ if(charstorepos && pass==0)
+ {
+ int s;
+ for(s=0;s<charstorepos;s++)
+ {
+ while(charids[s]>=(1<<glyphbits))
+ glyphbits++;
+ while(charadvance[s]>=(1<<advancebits))
+ advancebits++;
+ }
+ }
+ if(charstorepos && pass==1)
+ {
+ tag->writeBit = 0; // Q&D
+ swf_SetBits(tag, 0, 1); // GLYPH Record
+ swf_SetBits(tag, charstorepos, 7); // number of glyphs
+ int s;
+ for(s=0;s<charstorepos;s++)
+ {
+ swf_SetBits(tag, charids[s], glyphbits);
+ swf_SetBits(tag, charadvance[s], advancebits);
+ }
+ }
+ charstorepos = 0;
+
+ if(pass == 1 && t<i->chardatapos)
+ {
+ RGBA*newcolor=0;
+ SWFFONT*newfont=0;
+ int newx = 0;
+ int newy = 0;
+ if(lastx != i->chardata[t].x ||
+ lasty != i->chardata[t].y)
+ {
+ newx = i->chardata[t].x;
+ newy = i->chardata[t].y;
+ if(newx == 0)
+ newx = SET_TO_ZERO;
+ if(newy == 0)
+ newy = SET_TO_ZERO;
+ }
+ if(!colorcompare(dev,&color, &i->chardata[t].color))
+ {
+ color = i->chardata[t].color;
+ newcolor = &color;
+ }
+ font.id = i->chardata[t].fontid;
+ if(lastfontid != i->chardata[t].fontid || lastsize != i->chardata[t].size)
+ newfont = &font;
+
+ tag->writeBit = 0; // Q&D
+ swf_TextSetInfoRecord(tag, newfont, i->chardata[t].size, newcolor, newx,newy);
+ }
+
+ lastfontid = i->chardata[t].fontid;
+ lastx = i->chardata[t].x;
+ lasty = i->chardata[t].y;
+ lastsize = i->chardata[t].size;
+ }
+
+ if(t==i->chardatapos)
+ break;
+
+ int advance;
+ int nextt = t==i->chardatapos-1?t:t+1;
+ int rel = i->chardata[nextt].x-i->chardata[t].x;
+ if(rel>=0 && (rel<(1<<(advancebits-1)) || pass==0)) {
+ advance = rel;
+ lastx=i->chardata[nextt].x;
+ }
+ else {
+ advance = 0;
+ lastx=i->chardata[t].x;
+ }
+ charids[charstorepos] = i->chardata[t].charid;
+ charadvance[charstorepos] = advance;
+ charstorepos ++;
+ }
+ }
+ i->chardatapos = 0;
+}
+
+static void putcharacter(gfxdevice_t*dev, int fontid, int charid, int x,int y, int size, RGBA color)
+{
+ swfoutput_internal*i = (swfoutput_internal*)dev->internal;
+ if(i->chardatapos == CHARDATAMAX)
+ {
+ msg("<warning> Character buffer too small. SWF will be slightly bigger");
+ endtext(dev);
+ starttext(dev);
+ }
+ i->chardata[i->chardatapos].fontid = fontid;
+ i->chardata[i->chardatapos].charid = charid;
+ i->chardata[i->chardatapos].x = x;
+ i->chardata[i->chardatapos].y = y;
+ i->chardata[i->chardatapos].color = color;
+ i->chardata[i->chardatapos].size = size;
+ i->chardatapos++;
+}
+
+/* Notice: we can only put chars in the range -1639,1638 (-32768/20,32768/20).
+ So if we set this value to high, the char coordinates will overflow.
+ If we set it to low, however, the char positions will be inaccurate */
+#define FONT_INTERNAL_SIZE 4
+
+/* process a character. */
+static int drawchar(gfxdevice_t*dev, SWFFONT *swffont, int charid, swfmatrix_t*m, gfxcolor_t*col)
+{
+ swfoutput_internal*i = (swfoutput_internal*)dev->internal;
+ if(!swffont) {
+ msg("<warning> Font is NULL");
+ return 0;
+ }
+
+ if(charid<0 || charid>=swffont->numchars) {
+ msg("<warning> No character %d in font %s ", charid, FIXNULL((char*)swffont->name));
+ return 0;
+ }
+ /*if(swffont->glyph[charid].shape->bitlen <= 16) {
+ msg("<warning> Glyph %d in current charset (%s, %d characters) is empty",
+ charid, FIXNULL((char*)swffont->name), swffont->numchars);
+ return 1;
+ }*/
+
+ if(i->shapeid>=0)
+ endshape(dev);
+ if(i->textid<0)
+ starttext(dev);
+
+ float x = m->m31;
+ float y = m->m32;
+ float det = ((m->m11*m->m22)-(m->m21*m->m12));
+ if(fabs(det) < 0.0005) {
+ /* x direction equals y direction- the text is invisible */
+ return 1;
+ }
+ det = 20*FONT_INTERNAL_SIZE / det;
+
+ SPOINT p;
+ p.x = (SCOORD)(( x * m->m22 - y * m->m12)*det);
+ p.y = (SCOORD)((- x * m->m21 + y * m->m11)*det);
+
+ RGBA rgba = *(RGBA*)col;
+ putcharacter(dev, swffont->id, charid,p.x,p.y,FONT_INTERNAL_SIZE, rgba);
+ swf_FontUseGlyph(swffont, charid);
+ return 1;
+}
+
+static void endtext(gfxdevice_t*dev)
+{
+ swfoutput_internal*i = (swfoutput_internal*)dev->internal;
+ if(i->textid<0)
+ return;
+
+ i->tag = swf_InsertTag(i->tag,ST_DEFINETEXT);
+ swf_SetU16(i->tag, i->textid);
+
+ SRECT r;
+ r = getcharacterbbox(dev, i->swffont, &i->fontmatrix);
+
+ swf_SetRect(i->tag,&r);
+
+ swf_SetMatrix(i->tag,&i->fontmatrix);
+
+ msg("<trace> Placing text (%d characters) as ID %d", i->chardatapos, i->textid);
+
+ putcharacters(dev, i->tag);
+ swf_SetU8(i->tag,0);
+ i->tag = swf_InsertTag(i->tag,ST_PLACEOBJECT2);
+
+ swf_ObjectPlace(i->tag,i->textid,getNewDepth(dev),&i->page_matrix,NULL,NULL);
+ i->textid = -1;
+}
+
+/* set's the matrix which is to be applied to characters drawn by swfoutput_drawchar() */
+static void swfoutput_setfontmatrix(gfxdevice_t*dev,double m11,double m21,
+ double m12,double m22)
+{
+ m11 *= 1024;
+ m12 *= 1024;
+ m21 *= 1024;
+ m22 *= 1024;
+ swfoutput_internal*i = (swfoutput_internal*)dev->internal;
+ if(i->fontm11 == m11 &&
+ i->fontm12 == m12 &&
+ i->fontm21 == m21 &&
+ i->fontm22 == m22)
+ return;
+ if(i->textid>=0)
+ endtext(dev);
+ i->fontm11 = m11;
+ i->fontm12 = m12;
+ i->fontm21 = m21;
+ i->fontm22 = m22;
+
+ MATRIX m;
+ m.sx = (U32)(((i->fontm11)*65536)/FONT_INTERNAL_SIZE); m.r1 = (U32)(((i->fontm12)*65536)/FONT_INTERNAL_SIZE);
+ m.r0 = (U32)(((i->fontm21)*65536)/FONT_INTERNAL_SIZE); m.sy = (U32)(((i->fontm22)*65536)/FONT_INTERNAL_SIZE);
+ m.tx = 0;
+ m.ty = 0;
+ i->fontmatrix = m;
+}
+
+static void endpage(gfxdevice_t*dev)
+{
+ swfoutput_internal*i = (swfoutput_internal*)dev->internal;
+ if(i->shapeid>=0)
+ endshape(dev);
+ if(i->textid>=0)
+ endtext(dev);
+ while(i->clippos)
+ dev->endclip(dev);
+ i->pagefinished = 1;
+}
+
+void swf_startframe(gfxdevice_t*dev, int width, int height)
+{
+ swfoutput_internal*i = (swfoutput_internal*)dev->internal;
+ if(!i->firstpage && !i->pagefinished)
+ endpage(dev);
+ msg("<verbose> Starting new SWF page of size %dx%d", width, height);
+
+ swf_GetMatrix(0, &i->page_matrix);
+ i->page_matrix.tx = 0;
+ i->page_matrix.ty = 0;
+ i->min_x = 0;
+ i->min_y = 0;
+ i->max_x = width;
+ i->max_y = height;
+
+ /* set clipping/background rectangle */
+ /* TODO: this should all be done in SWFOutputDev */
+ //setBackground(dev, x1, y1, x2, y2);
+
+ /* increase SWF's bounding box */
+ SRECT r;
+ r.xmin = 0;
+ r.ymin = 0;
+ r.xmax = width*20;
+ r.ymax = height*20;
+ swf_ExpandRect2(&i->swf->movieSize, &r);
+
+ i->lastframeno = i->frameno;
+ i->firstpage = 0;
+ i->pagefinished = 0;
+}
+
+void swf_endframe(gfxdevice_t*dev)
+{
+ swfoutput_internal*i = (swfoutput_internal*)dev->internal;
+
+ if(!i->pagefinished)
+ endpage(dev);
+
+ if(i->config_insertstoptag) {
+ ActionTAG*atag=0;
+ atag = action_Stop(atag);
+ atag = action_End(atag);
+ i->tag = swf_InsertTag(i->tag,ST_DOACTION);
+ swf_ActionSet(i->tag,atag);
+ }
+ i->tag = swf_InsertTag(i->tag,ST_SHOWFRAME);
+ i->frameno ++;
+
+ for(i->depth;i->depth>i->startdepth;i->depth--) {
+ i->tag = swf_InsertTag(i->tag,ST_REMOVEOBJECT2);
+ swf_SetU16(i->tag,i->depth);
+ }
+ i->depth = i->startdepth;
+}
+
+static void setBackground(gfxdevice_t*dev, int x1, int y1, int x2, int y2)
+{
+ swfoutput_internal*i = (swfoutput_internal*)dev->internal;
+ RGBA rgb;
+ rgb.a = rgb.r = rgb.g = rgb.b = 0xff;
+ SRECT r;
+ SHAPE* s;
+ int ls1=0,fs1=0;
+ int shapeid = getNewID(dev);
+ r.xmin = x1;
+ r.ymin = y1;
+ r.xmax = x2;
+ r.ymax = y2;
+ i->tag = swf_InsertTag(i->tag, ST_DEFINESHAPE);
+ swf_ShapeNew(&s);
+ fs1 = swf_ShapeAddSolidFillStyle(s, &rgb);
+ swf_SetU16(i->tag,shapeid);
+ swf_SetRect(i->tag,&r);
+ swf_SetShapeHeader(i->tag,s);
+ swf_ShapeSetAll(i->tag,s,x1,y1,ls1,fs1,0);
+ swf_ShapeSetLine(i->tag,s,(x2-x1),0);
+ swf_ShapeSetLine(i->tag,s,0,(y2-y1));
+ swf_ShapeSetLine(i->tag,s,(x1-x2),0);
+ swf_ShapeSetLine(i->tag,s,0,(y1-y2));
+ swf_ShapeSetEnd(i->tag);
+ swf_ShapeFree(s);
+ i->tag = swf_InsertTag(i->tag, ST_PLACEOBJECT2);
+ swf_ObjectPlace(i->tag,shapeid,getNewDepth(dev),0,0,0);
+ i->tag = swf_InsertTag(i->tag, ST_PLACEOBJECT2);
+ swf_ObjectPlaceClip(i->tag,shapeid,getNewDepth(dev),0,0,0,65535);
+}
+
+/* initialize the swf writer */
+void gfxdevice_swf_init(gfxdevice_t* dev)
+{
+ memset(dev, 0, sizeof(gfxdevice_t));
+ dev->internal = init_internal_struct();
+
+ dev->startpage = swf_startframe;
+ dev->endpage = swf_endframe;
+ dev->finish = swf_finish;
+ dev->fillbitmap = swf_fillbitmap;
+ dev->setparameter = swf_setparameter;
+ dev->stroke = swf_stroke;
+ dev->startclip = swf_startclip;
+ dev->endclip = swf_endclip;
+ dev->fill = swf_fill;
+ dev->fillbitmap = swf_fillbitmap;
+ dev->fillgradient = swf_fillgradient;
+ dev->addfont = swf_addfont;
+ dev->drawchar = swf_drawchar;
+ dev->drawlink = swf_drawlink;
+
+ swfoutput_internal*i = (swfoutput_internal*)dev->internal;
+ i->dev = dev;
+
+ SRECT r;
+ RGBA rgb;
+
+ msg("<verbose> initializing swf output\n", i->max_x,i->max_y);
+
+ i->swffont = 0;
+
+ i->swf = (SWF*)rfx_calloc(sizeof(SWF));
+ i->swf->fileVersion = i->config_flashversion;
+ i->swf->frameRate = 0x0040; // 1 frame per 4 seconds
+ i->swf->movieSize.xmin = 0;
+ i->swf->movieSize.ymin = 0;
+ i->swf->movieSize.xmax = 0;
+ i->swf->movieSize.ymax = 0;
+
+ i->swf->firstTag = swf_InsertTag(NULL,ST_SETBACKGROUNDCOLOR);
+ i->tag = i->swf->firstTag;
+ rgb.a = rgb.r = rgb.g = rgb.b = 0xff;
+ swf_SetRGB(i->tag,&rgb);
+
+ i->startdepth = i->depth = 0;
+
+ if(i->config_protect)
+ i->tag = swf_InsertTag(i->tag, ST_PROTECT);
+}
+
+static void startshape(gfxdevice_t*dev)
+{
+ swfoutput_internal*i = (swfoutput_internal*)dev->internal;
+ SRECT r;
+
+ if(i->shapeid>=0)
+ return;
+
+ if(i->textid>=0)
+ endtext(dev);
+
+ i->tag = swf_InsertTag(i->tag,ST_DEFINESHAPE);
+
+ swf_ShapeNew(&i->shape);
+ i->linestyleid = swf_ShapeAddLineStyle(i->shape,i->linewidth,&i->strokergb);
+ i->fillstyleid = swf_ShapeAddSolidFillStyle(i->shape,&i->fillrgb);
+
+ i->shapeid = getNewID(dev);
+
+ msg("<debug> Using shape id %d", i->shapeid);
+
+ swf_SetU16(i->tag,i->shapeid); // ID
+
+ i->bboxrectpos = i->tag->len;
+ /* changed later */
+ r.xmin = 0;
+ r.ymin = 0;
+ r.xmax = 20*i->max_x;
+ r.ymax = 20*i->max_y;
+ swf_SetRect(i->tag,&r);
+
+ memset(&i->bboxrect, 0, sizeof(i->bboxrect));
+
+ swf_SetShapeStyles(i->tag,i->shape);
+ swf_ShapeCountBits(i->shape,NULL,NULL);
+ swf_SetShapeBits(i->tag,i->shape);
+
+ /* TODO: do we really need this? */
+ swf_ShapeSetAll(i->tag,i->shape,/*x*/0,/*y*/0,i->linestyleid,0,0);
+ i->swflastx=i->swflasty=0;
+ i->lastwasfill = 0;
+ i->shapeisempty = 1;
+}
+
+static void starttext(gfxdevice_t*dev)
+{
+ swfoutput_internal*i = (swfoutput_internal*)dev->internal;
+ if(i->shapeid>=0)
+ endshape(dev);
+
+ i->textid = getNewID(dev);
+
+ i->swflastx=i->swflasty=0;
+}
+
+
+/* TODO: move to ../lib/rfxswf */
+void changeRect(gfxdevice_t*dev, TAG*tag, int pos, SRECT*newrect)
+{
+ swfoutput_internal*i = (swfoutput_internal*)dev->internal;
+ /* determine length of old rect */
+ tag->pos = pos;
+ tag->readBit = 0;
+ SRECT old;
+ swf_GetRect(tag, &old);
+ swf_ResetReadBits(tag);
+ int pos_end = tag->pos;
+
+ int len = tag->len - pos_end;
+ U8*data = (U8*)malloc(len);
+ memcpy(data, &tag->data[pos_end], len);
+ tag->writeBit = 0;
+ tag->len = pos;
+ swf_SetRect(tag, newrect);
+ swf_SetBlock(tag, data, len);
+ free(data);
+ tag->pos = tag->readBit = 0;
+}
+
+void cancelshape(gfxdevice_t*dev)
+{
+ swfoutput_internal*i = (swfoutput_internal*)dev->internal;
+ /* delete old shape tag */
+ TAG*todel = i->tag;
+ i->tag = i->tag->prev;
+ swf_DeleteTag(todel);
+ if(i->shape) {swf_ShapeFree(i->shape);i->shape=0;}
+ i->shapeid = -1;
+ i->bboxrectpos = -1;
+}
+
+void fixAreas(gfxdevice_t*dev)
+{
+ swfoutput_internal*i = (swfoutput_internal*)dev->internal;
+ if(!i->shapeisempty && i->fill &&
+ (i->bboxrect.xmin == i->bboxrect.xmax ||
+ i->bboxrect.ymin == i->bboxrect.ymax) &&
+ i->config_minlinewidth >= 0.001
+ ) {
+ msg("<debug> Shape has size 0: width=%.2f height=%.2f",
+ (i->bboxrect.xmax-i->bboxrect.xmin)/20.0,
+ (i->bboxrect.ymax-i->bboxrect.ymin)/20.0
+ );
+
+ SRECT r = i->bboxrect;
+
+ if(r.xmin == r.xmax && r.ymin == r.ymax) {
+ /* this thing comes down to a single dot- nothing to fix here */
+ return;
+ }
+
+ cancelshape(dev);
+
+ RGBA save_col = i->strokergb;
+ int save_width = i->linewidth;
+
+ i->strokergb = i->fillrgb;
+ i->linewidth = (int)(i->config_minlinewidth*20);
+ if(i->linewidth==0) i->linewidth = 1;
+
+ startshape(dev);
+
+ moveto(dev, i->tag, r.xmin/20.0,r.ymin/20.0);
+ lineto(dev, i->tag, r.xmax/20.0,r.ymax/20.0);
+
+ i->strokergb = save_col;
+ i->linewidth = save_width;
+ }
+
+}
+
+static void endshape_noput(gfxdevice_t*dev)
+{
+ swfoutput_internal*i = (swfoutput_internal*)dev->internal;
+ if(i->shapeid<0)
+ return;
+ //changeRect(dev, i->tag, i->bboxrectpos, &i->bboxrect);
+ i->shapeid = -1;
+ if(i->shape) {
+ swf_ShapeFree(i->shape);
+ i->shape=0;
+ }
+ i->fill=0;
+ i->shapeposx=0;
+ i->shapeposy=0;
+}
+
+static void endshape(gfxdevice_t*dev)
+{
+ swfoutput_internal*i = (swfoutput_internal*)dev->internal;
+ if(i->shapeid<0)
+ return;
+
+ fixAreas(dev);
+
+ if(i->shapeisempty ||
+ /*bbox empty?*/
+ (i->bboxrect.xmin == i->bboxrect.xmax &&
+ i->bboxrect.ymin == i->bboxrect.ymax))
+ {
+ // delete the shape again, we didn't do anything
+ msg("<debug> cancelling shape: bbox is (%f,%f,%f,%f)",
+ i->bboxrect.xmin /20.0,
+ i->bboxrect.ymin /20.0,
+ i->bboxrect.xmax /20.0,
+ i->bboxrect.ymax /20.0
+ );
+ cancelshape(dev);
+ return;
+ }
+
+ swf_ShapeSetEnd(i->tag);
+
+ changeRect(dev, i->tag, i->bboxrectpos, &i->bboxrect);
+
+ msg("<trace> Placing shape id %d", i->shapeid);
+
+ i->tag = swf_InsertTag(i->tag,ST_PLACEOBJECT2);
+ MATRIX m = i->page_matrix;
+ m.tx += i->shapeposx;
+ m.ty += i->shapeposy;
+ swf_ObjectPlace(i->tag,i->shapeid,getNewDepth(dev),&m,NULL,NULL);
+
+ swf_ShapeFree(i->shape);
+ i->shape = 0;
+ i->shapeid = -1;
+ i->bboxrectpos = -1;
+
+ i->fill=0;
+ i->shapeposx=0;
+ i->shapeposy=0;
+}
+
+void wipeSWF(SWF*swf)
+{
+ TAG*tag = swf->firstTag;
+ while(tag) {
+ TAG*next = tag->next;
+ if(tag->id != ST_SETBACKGROUNDCOLOR &&
+ tag->id != ST_END &&
+ tag->id != ST_DOACTION &&
+ tag->id != ST_SHOWFRAME) {
+ swf_DeleteTag(tag);
+ }
+ tag = next;
+ }
+}
+
+
+void swfoutput_finalize(gfxdevice_t*dev)
+{
+ swfoutput_internal*i = (swfoutput_internal*)dev->internal;
+
+ if(i->tag && i->tag->id == ST_END)
+ return; //already done
+
+ if(i->config_bboxvars) {
+ TAG* tag = swf_InsertTag(i->swf->firstTag, ST_DOACTION);
+ ActionTAG*a = 0;
+ a = action_PushString(a, "xmin");
+ a = action_PushFloat(a, i->swf->movieSize.xmin / 20.0);
+ a = action_SetVariable(a);
+ a = action_PushString(a, "ymin");
+ a = action_PushFloat(a, i->swf->movieSize.ymin / 20.0);
+ a = action_SetVariable(a);
+ a = action_PushString(a, "xmax");
+ a = action_PushFloat(a, i->swf->movieSize.xmax / 20.0);
+ a = action_SetVariable(a);
+ a = action_PushString(a, "ymax");
+ a = action_PushFloat(a, i->swf->movieSize.ymax / 20.0);
+ a = action_SetVariable(a);
+ a = action_PushString(a, "width");
+ a = action_PushFloat(a, (i->swf->movieSize.xmax - i->swf->movieSize.xmin) / 20.0);
+ a = action_SetVariable(a);
+ a = action_PushString(a, "height");
+ a = action_PushFloat(a, (i->swf->movieSize.ymax - i->swf->movieSize.ymin) / 20.0);
+ a = action_SetVariable(a);
+ a = action_End(a);
+ swf_ActionSet(tag, a);
+ swf_ActionFree(a);
+ }
+
+ if(i->frameno == i->lastframeno) // fix: add missing pagefeed
+ dev->endpage(dev);
+
+ endpage(dev);
+ fontlist_t *tmp,*iterator = i->fontlist;
+ while(iterator) {
+ TAG*mtag = i->swf->firstTag;
+ if(iterator->swffont) {
+ mtag = swf_InsertTag(mtag, ST_DEFINEFONT2);
+ if(!i->config_storeallcharacters) {
+ msg("<debug> Reducing font %s", iterator->swffont->name);
+ swf_FontReduce(iterator->swffont);
+ }
+ swf_FontSetDefine2(mtag, iterator->swffont);
+ }
+
+ iterator = iterator->next;
+ }
+ i->tag = swf_InsertTag(i->tag,ST_END);
+ TAG* tag = i->tag->prev;
+
+ /* remove the removeobject2 tags between the last ST_SHOWFRAME
+ and the ST_END- they confuse the flash player */
+ while(tag->id == ST_REMOVEOBJECT2) {
+ TAG* prev = tag->prev;
+ swf_DeleteTag(tag);
+ tag = prev;
+ }
+
+ if(i->overflow) {
+ wipeSWF(i->swf);
+ }
+ if(i->config_enablezlib || i->config_flashversion>=6) {
+ i->swf->compressed = 1;
+ }
+}
+
+int swfresult_save(gfxresult_t*gfx, char*filename)
+{
+ SWF*swf = (SWF*)gfx->internal;
+ int fi;
+ if(filename)
+ fi = open(filename, O_BINARY|O_CREAT|O_TRUNC|O_WRONLY, 0777);
+ else
+ fi = 1; // stdout
+
+ if(fi<=0) {
+ msg("<fatal> Could not create \"%s\". ", FIXNULL(filename));
+ return -1;
+ }
+
+ if(swf->compressed) {
+ if FAILED(swf_WriteSWC(fi,swf))
+ msg("<error> WriteSWC() failed.\n");
+ } else {
+ if FAILED(swf_WriteSWF(fi,swf))
+ msg("<error> WriteSWF() failed.\n");
+ }
+
+ if(filename)
+ close(fi);
+ return 0;
+}
+void* swfresult_get(gfxresult_t*gfx, char*name)
+{
+ SWF*swf = (SWF*)gfx->internal;
+ if(!strcmp(name, "swf")) {
+ return (void*)swf_CopySWF(swf);
+ } else if(!strcmp(name, "xmin")) {
+ return (void*)(swf->movieSize.xmin/20);
+ } else if(!strcmp(name, "ymin")) {
+ return (void*)(swf->movieSize.ymin/20);
+ } else if(!strcmp(name, "xmax")) {
+ return (void*)(swf->movieSize.xmax/20);
+ } else if(!strcmp(name, "ymax")) {
+ return (void*)(swf->movieSize.ymax/20);
+ } else if(!strcmp(name, "width")) {
+ return (void*)((swf->movieSize.xmax - swf->movieSize.xmin)/20);
+ } else if(!strcmp(name, "height")) {
+ return (void*)((swf->movieSize.ymax - swf->movieSize.ymin)/20);
+ }
+ return 0;
+}
+void swfresult_destroy(gfxresult_t*gfx)
+{
+ if(gfx->internal) {
+ swf_FreeTags((SWF*)gfx->internal);
+ free(gfx->internal);
+ gfx->internal = 0;
+ }
+ memset(gfx, 0, sizeof(gfxresult_t));
+ free(gfx);
+}
+
+static void swfoutput_destroy(gfxdevice_t* dev);
+
+gfxresult_t* swf_finish(gfxdevice_t* dev)
+{
+ swfoutput_internal*i = (swfoutput_internal*)dev->internal;
+ gfxresult_t*result;
+
+ if(i->config_linktarget) {
+ free(i->config_linktarget);
+ i->config_linktarget = 0;
+ }
+
+ swfoutput_finalize(dev);
+ SWF* swf = i->swf;i->swf = 0;
+ swfoutput_destroy(dev);
+
+ result = (gfxresult_t*)rfx_calloc(sizeof(gfxresult_t));
+ result->internal = swf;
+ result->save = swfresult_save;
+ result->write = 0;
+ result->get = swfresult_get;
+ result->destroy = swfresult_destroy;
+ return result;
+}
+
+/* Perform cleaning up */
+static void swfoutput_destroy(gfxdevice_t* dev)
+{
+ swfoutput_internal*i = (swfoutput_internal*)dev->internal;
+ if(!i) {
+ /* not initialized yet- nothing to destroy */
+ return;
+ }
+
+ fontlist_t *tmp,*iterator = i->fontlist;
+ while(iterator) {
+ if(iterator->swffont) {
+ swf_FontFree(iterator->swffont);iterator->swffont=0;
+ }
+ tmp = iterator;
+ iterator = iterator->next;
+ free(tmp);
+ }
+ if(i->swf) {swf_FreeTags(i->swf);free(i->swf);i->swf = 0;}
+
+ free(i);i=0;
+ memset(dev, 0, sizeof(gfxdevice_t));
+}
+
+static void swfoutput_setfillcolor(gfxdevice_t* dev, U8 r, U8 g, U8 b, U8 a)
+{
+ swfoutput_internal*i = (swfoutput_internal*)dev->internal;
+ if(i->fillrgb.r == r &&
+ i->fillrgb.g == g &&
+ i->fillrgb.b == b &&
+ i->fillrgb.a == a) return;
+ if(i->shapeid>=0)
+ endshape(dev);
+
+ i->fillrgb.r = r;
+ i->fillrgb.g = g;
+ i->fillrgb.b = b;
+ i->fillrgb.a = a;
+}
+
+static void swfoutput_setstrokecolor(gfxdevice_t* dev, U8 r, U8 g, U8 b, U8 a)
+{
+ swfoutput_internal*i = (swfoutput_internal*)dev->internal;
+ if(i->strokergb.r == r &&
+ i->strokergb.g == g &&
+ i->strokergb.b == b &&
+ i->strokergb.a == a) return;
+
+ if(i->shapeid>=0)
+ endshape(dev);
+ i->strokergb.r = r;
+ i->strokergb.g = g;
+ i->strokergb.b = b;
+ i->strokergb.a = a;
+}
+
+//#define ROUND_UP 19
+//#define ROUND_UP 10
+
+static void swfoutput_setlinewidth(gfxdevice_t*dev, double _linewidth)
+{
+ swfoutput_internal*i = (swfoutput_internal*)dev->internal;
+ if(i->linewidth == (U16)(_linewidth*20+19.0/20.0))
+ return;
+ if(i->shapeid>=0)
+ endshape(dev);
+ i->linewidth = (U16)(_linewidth*20+19.0/20.0);
+}
+
+
+static void drawlink(gfxdevice_t*dev, ActionTAG*,ActionTAG*, gfxline_t*points, char mouseover);
+static void swfoutput_namedlink(gfxdevice_t*dev, char*name, gfxline_t*points);
+static void swfoutput_linktopage(gfxdevice_t*dev, int page, gfxline_t*points);
+static void swfoutput_linktourl(gfxdevice_t*dev, char*url, gfxline_t*points);
+
+void swfoutput_drawlink(gfxdevice_t*dev, char*url, gfxline_t*points)
+{
+ swfoutput_internal*i = (swfoutput_internal*)dev->internal;
+ dev->drawlink(dev, points, url);
+}
+
+void swf_drawlink(gfxdevice_t*dev, gfxline_t*points, char*url)
+{
+ swfoutput_internal*i = (swfoutput_internal*)dev->internal;
+
+ if(!strncmp("http://pdf2swf:", url, 15)) {
+ char*tmp = strdup(url);
+ int l = strlen(tmp);
+ if(tmp[l-1] == '/')
+ tmp[l-1] = 0;
+ swfoutput_namedlink(dev, tmp+15, points);
+ free(tmp);
+ return;
+ } else if(!strncmp("page", url, 4)) {
+ int t, nodigit=0;
+ for(t=4;url[t];t++)
+ if(url[t]<'0' || url[t]>'9')
+ nodigit = 1;
+ if(!nodigit) {
+ int page = atoi(&url[4]) - 1;
+ if(page<0) page = 0;
+ swfoutput_linktopage(dev, page, points);
+ }
+ } else {
+ swfoutput_linktourl(dev, url, points);
+ }
+}
+void swfoutput_linktourl(gfxdevice_t*dev, char*url, gfxline_t*points)
+{
+ ActionTAG* actions;
+ swfoutput_internal*i = (swfoutput_internal*)dev->internal;
+ if(i->shapeid>=0)
+ endshape(dev);
+ if(i->textid>=0)
+ endtext(dev);
+
+ if(!i->config_linktarget) {
+ if(!i->config_opennewwindow)
+ actions = action_GetUrl(0, url, "_parent");
+ else
+ actions = action_GetUrl(0, url, "_this");
+ } else {
+ actions = action_GetUrl(0, url, i->config_linktarget);
+ }
+ actions = action_End(actions);
+
+ drawlink(dev, actions, 0, points,0);
+}
+void swfoutput_linktopage(gfxdevice_t*dev, int page, gfxline_t*points)
+{
+ swfoutput_internal*i = (swfoutput_internal*)dev->internal;
+ ActionTAG* actions;
+
+ if(i->shapeid>=0)
+ endshape(dev);
+ if(i->textid>=0)
+ endtext(dev);
+
+ actions = action_GotoFrame(0, page);
+ actions = action_End(actions);
+
+ drawlink(dev, actions, 0, points,0);
+}
+
+/* Named Links (a.k.a. Acrobatmenu) are used to implement various gadgets
+ of the viewer objects, like subtitles, index elements etc.
+*/
+void swfoutput_namedlink(gfxdevice_t*dev, char*name, gfxline_t*points)
+{
+ swfoutput_internal*i = (swfoutput_internal*)dev->internal;
+ ActionTAG *actions1,*actions2;
+ char*tmp = strdup(name);
+ char mouseover = 1;
+
+ if(i->shapeid>=0)
+ endshape(dev);
+ if(i->textid>=0)
+ endtext(dev);
+
+ 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(dev, actions1, actions2, points,mouseover);
+
+ swf_ActionFree(actions1);
+ swf_ActionFree(actions2);
+ free(tmp);
+}
+
+static void drawgfxline(gfxdevice_t*dev, gfxline_t*line)
+{
+ swfoutput_internal*i = (swfoutput_internal*)dev->internal;
+ gfxcoord_t lastx=0,lasty=0,px=0,py=0;
+ char lastwasmoveto;
+ while(1) {
+ if(!line)
+ break;
+ /* check whether the next segment is zero */
+ if(line->type == gfx_moveTo) {
+ msg("<trace> ======== moveTo %.2f %.2f", line->x, line->y);
+ moveto(dev, i->tag, line->x, line->y);
+ px = lastx = line->x;
+ py = lasty = line->y;
+ lastwasmoveto = 1;
+ } if(line->type == gfx_lineTo) {
+ msg("<trace> ======== lineTo %.2f %.2f", line->x, line->y);
+ lineto(dev, i->tag, line->x, line->y);
+ px = line->x;
+ py = line->y;
+ lastwasmoveto = 0;
+ } else if(line->type == gfx_splineTo) {
+ msg("<trace> ======== splineTo %.2f %.2f", line->x, line->y);
+ plotxy_t s,p;
+ s.x = line->sx;p.x = line->x;
+ s.y = line->sy;p.y = line->y;
+ splineto(dev, i->tag, s, p);
+ px = line->x;
+ py = line->y;
+ lastwasmoveto = 0;
+ }
+ line = line->next;
+ }
+}
+
+
+static void drawlink(gfxdevice_t*dev, ActionTAG*actions1, ActionTAG*actions2, gfxline_t*points, char mouseover)
+{
+ swfoutput_internal*i = (swfoutput_internal*)dev->internal;
+ RGBA rgb;
+ SRECT r;
+ int lsid=0;
+ int fsid;
+ plotxy_t p1,p2,p3,p4;
+ int myshapeid;
+ int myshapeid2;
+ double posx = 0;
+ double posy = 0;
+ int t;
+ int buttonid = getNewID(dev);
+ gfxbbox_t bbox = gfxline_getbbox(points);
+
+ /* shape */
+ myshapeid = getNewID(dev);
+ i->tag = swf_InsertTag(i->tag,ST_DEFINESHAPE3);
+ swf_ShapeNew(&i->shape);
+ rgb.r = rgb.b = rgb.a = rgb.g = 0;
+ fsid = swf_ShapeAddSolidFillStyle(i->shape,&rgb);
+ swf_SetU16(i->tag, myshapeid);
+ r.xmin = (int)(bbox.xmin*20);
+ r.ymin = (int)(bbox.ymin*20);
+ r.xmax = (int)(bbox.xmax*20);
+ r.ymax = (int)(bbox.ymax*20);
+ swf_SetRect(i->tag,&r);
+ swf_SetShapeStyles(i->tag,i->shape);
+ swf_ShapeCountBits(i->shape,NULL,NULL);
+ swf_SetShapeBits(i->tag,i->shape);
+ swf_ShapeSetAll(i->tag,i->shape,/*x*/0,/*y*/0,0,fsid,0);
+ i->swflastx = i->swflasty = 0;
+ drawgfxline(dev, points);
+ swf_ShapeSetEnd(i->tag);
+
+ /* shape2 */
+ myshapeid2 = getNewID(dev);
+ i->tag = swf_InsertTag(i->tag,ST_DEFINESHAPE3);
+ swf_ShapeNew(&i->shape);
+ rgb.r = rgb.b = rgb.a = rgb.g = 255;
+ rgb.a = 40;
+ fsid = swf_ShapeAddSolidFillStyle(i->shape,&rgb);
+ swf_SetU16(i->tag, myshapeid2);
+ r.xmin = (int)(bbox.xmin*20);
+ r.ymin = (int)(bbox.ymin*20);
+ r.xmax = (int)(bbox.xmax*20);
+ r.ymax = (int)(bbox.ymax*20);
+ swf_SetRect(i->tag,&r);
+ swf_SetShapeStyles(i->tag,i->shape);
+ swf_ShapeCountBits(i->shape,NULL,NULL);
+ swf_SetShapeBits(i->tag,i->shape);
+ swf_ShapeSetAll(i->tag,i->shape,/*x*/0,/*y*/0,0,fsid,0);
+ i->swflastx = i->swflasty = 0;
+ drawgfxline(dev, points);
+ swf_ShapeSetEnd(i->tag);
+
+ if(!mouseover)
+ {
+ i->tag = swf_InsertTag(i->tag,ST_DEFINEBUTTON);
+ swf_SetU16(i->tag,buttonid); //id
+ swf_ButtonSetFlags(i->tag, 0); //menu=no
+ swf_ButtonSetRecord(i->tag,0x01,myshapeid,i->depth,0,0);
+ swf_ButtonSetRecord(i->tag,0x02,myshapeid2,i->depth,0,0);
+ swf_ButtonSetRecord(i->tag,0x04,myshapeid2,i->depth,0,0);
+ swf_ButtonSetRecord(i->tag,0x08,myshapeid,i->depth,0,0);
+ swf_SetU8(i->tag,0);
+ swf_ActionSet(i->tag,actions1);
+ swf_SetU8(i->tag,0);
+ }
+ else
+ {
+ i->tag = swf_InsertTag(i->tag,ST_DEFINEBUTTON2);
+ swf_SetU16(i->tag,buttonid); //id
+ swf_ButtonSetFlags(i->tag, 0); //menu=no
+ swf_ButtonSetRecord(i->tag,0x01,myshapeid,i->depth,0,0);
+ swf_ButtonSetRecord(i->tag,0x02,myshapeid2,i->depth,0,0);
+ swf_ButtonSetRecord(i->tag,0x04,myshapeid2,i->depth,0,0);
+ swf_ButtonSetRecord(i->tag,0x08,myshapeid,i->depth,0,0);
+ swf_SetU8(i->tag,0); // end of button records
+ swf_ButtonSetCondition(i->tag, BC_IDLE_OVERUP);
+ swf_ActionSet(i->tag,actions1);
+ if(actions2) {
+ swf_ButtonSetCondition(i->tag, BC_OVERUP_IDLE);
+ swf_ActionSet(i->tag,actions2);
+ swf_SetU8(i->tag,0);
+ swf_ButtonPostProcess(i->tag, 2);
+ } else {
+ swf_SetU8(i->tag,0);
+ swf_ButtonPostProcess(i->tag, 1);
+ }
+ }
+
+ i->tag = swf_InsertTag(i->tag,ST_PLACEOBJECT2);
+
+ if(posx!=0 || posy!=0) {
+ SPOINT p;
+ p.x = (int)(posx*20);
+ p.y = (int)(posy*20);
+ p = swf_TurnPoint(p, &i->page_matrix);
+ MATRIX m;
+ m = i->page_matrix;
+ m.tx = p.x;
+ m.ty = p.y;
+ swf_ObjectPlace(i->tag, buttonid, getNewDepth(dev),&m,0,0);
+ } else {
+ swf_ObjectPlace(i->tag, buttonid, getNewDepth(dev),&i->page_matrix,0,0);
+ }
+}
+
+
+///////////
+/*
+for(t=0;t<picpos;t++)
+ {
+ if(pic_xids[t] == xid &&
+ pic_yids[t] == yid) {
+ width = pic_width[t];
+ height = pic_height[t];
+ found = t;break;
+ }
+ }
+ pic_ids[picpos] = swfoutput_drawimagelosslessN(&output, pic, pal, width, height, x1,y1,x2,y2,x3,y3,x4,y4, numpalette);
+ pic_xids[picpos] = xid;
+ pic_yids[picpos] = yid;
+ pic_width[picpos] = width;
+ pic_height[picpos] = height;
+ if(picpos<1024)
+ picpos++;
+ pic[width*y+x] = buf[0];
+ xid+=x*buf[0]+1;
+ yid+=y*buf[0]*3+1;
+
+ xid += pal[1].r*3 + pal[1].g*11 + pal[1].b*17;
+ yid += pal[1].r*7 + pal[1].g*5 + pal[1].b*23;
+
+ int xid = 0;
+ int yid = 0;
+ xid += x*r+x*b*3+x*g*7+x*a*11;
+ yid += y*r*3+y*b*17+y*g*19+y*a*11;
+ int t,found = -1;
+ for(t=0;t<picpos;t++)
+ {
+ if(pic_xids[t] == xid &&
+ pic_yids[t] == yid) {
+ found = t;break;
+ }
+ }
+ if(found<0) {
+*/
+///////////
+
+
+int swf_setparameter(gfxdevice_t*dev, const char*name, const char*value)
+{
+ swfoutput_internal*i = (swfoutput_internal*)dev->internal;
+
+ if(!strcmp(name, "jpegsubpixels")) {
+ i->config_jpegsubpixels = atof(value);
+ } else if(!strcmp(name, "ppmsubpixels")) {
+ i->config_ppmsubpixels = atof(value);
+ } else if(!strcmp(name, "drawonlyshapes")) {
+ i->config_drawonlyshapes = atoi(value);
+ } else if(!strcmp(name, "ignoredraworder")) {
+ i->config_ignoredraworder = atoi(value);
+ } else if(!strcmp(name, "filloverlap")) {
+ i->config_filloverlap = atoi(value);
+ } else if(!strcmp(name, "linksopennewwindow")) {
+ i->config_opennewwindow = atoi(value);
+ } else if(!strcmp(name, "opennewwindow")) {
+ i->config_opennewwindow = atoi(value);
+ } else if(!strcmp(name, "storeallcharacters")) {
+ i->config_storeallcharacters = atoi(value);
+ } else if(!strcmp(name, "enablezlib")) {
+ i->config_enablezlib = atoi(value);
+ } else if(!strcmp(name, "bboxvars")) {
+ i->config_bboxvars = atoi(value);
+ } else if(!strcmp(name, "insertstop")) {
+ i->config_insertstoptag = atoi(value);
+ } else if(!strcmp(name, "protect")) {
+ i->config_protect = atoi(value);
+ if(i->config_protect && i->tag) {
+ i->tag = swf_InsertTag(i->tag, ST_PROTECT);
+ }
+ } else if(!strcmp(name, "faketags")) {
+ i->config_generate_fake_tags = atoi(value);
+ } else if(!strcmp(name, "flashversion")) {
+ i->config_flashversion = atoi(value);
+ if(i->swf) {
+ i->swf->fileVersion = i->config_flashversion;
+ }
+ } else if(!strcmp(name, "minlinewidth")) {
+ i->config_minlinewidth = atof(value);
+ } else if(!strcmp(name, "caplinewidth")) {
+ i->config_caplinewidth = atof(value);
+ } else if(!strcmp(name, "linktarget")) {
+ i->config_linktarget = strdup(value);
+ } else if(!strcmp(name, "dumpfonts")) {
+ i->config_dumpfonts = atoi(value);
+ } else if(!strcmp(name, "next_bitmap_is_jpeg")) {
+ i->jpeg = 1;
+ } else if(!strcmp(name, "jpegquality")) {
+ int val = atoi(value);
+ if(val<0) val=0;
+ if(val>100) val=100;
+ i->config_jpegquality = val;
+ } else if(!strcmp(name, "splinequality")) {
+ int v = atoi(value);
+ v = 500-(v*5); // 100% = 0.25 pixel, 0% = 25 pixel
+ if(v<1) v = 1;
+ i->config_splinemaxerror = v;
+ } else if(!strcmp(name, "fontquality")) {
+ int v = atoi(value);
+ v = 500-(v*5); // 100% = 0.25 pixel, 0% = 25 pixel
+ if(v<1) v = 1;
+ i->config_fontsplinemaxerror = v;
+ } else {
+ fprintf(stderr, "unknown parameter: %s (=%s)\n", name, value);
+ return 0;
+ }
+ return 1;
+}
+
+// --------------------------------------------------------------------
+
+static CXFORM gfxcxform_to_cxform(gfxcxform_t* c)
+{
+ CXFORM cx;
+ swf_GetCXForm(0, &cx, 1);
+ if(!c)
+ return cx;
+ if(c->rg!=0 || c->rb!=0 || c->ra!=0 ||
+ c->gr!=0 || c->gb!=0 || c->ga!=0 ||
+ c->br!=0 || c->bg!=0 || c->ba!=0 ||
+ c->ar!=0 || c->ag!=0 || c->ab!=0)
+ msg("<warning> CXForm not SWF-compatible");
+
+ cx.a0 = (S16)(c->aa*256);
+ cx.r0 = (S16)(c->rr*256);
+ cx.g0 = (S16)(c->gg*256);
+ cx.b0 = (S16)(c->bb*256);
+ cx.a1 = c->t.a;
+ cx.r1 = c->t.r;
+ cx.g1 = c->t.g;
+ cx.b1 = c->t.b;
+ return cx;
+}
+
+static ArtVpath* gfxline_to_ArtVpath(gfxline_t*line)
+{
+ ArtVpath *vec = NULL;
+ int pos=0,len=0;
+ gfxline_t*l2;
+ double x=0,y=0;
+
+ /* factor which determines into how many line fragments a spline is converted */
+ double subfraction = 2.4;//0.3
+
+ l2 = line;
+ while(l2) {
+ if(l2->type == gfx_moveTo) {
+ pos ++;
+ } if(l2->type == gfx_lineTo) {
+ pos ++;
+ } if(l2->type == gfx_splineTo) {
+ int parts = (int)(sqrt(fabs(l2->x-2*l2->sx+x) + fabs(l2->y-2*l2->sy+y))*subfraction);
+ if(!parts) parts = 1;
+ pos += parts + 1;
+ }
+ x = l2->x;
+ y = l2->y;
+ l2 = l2->next;
+ }
+ pos++;
+ len = pos;
+
+ vec = art_new (ArtVpath, len);
+
+ pos = 0;
+ l2 = line;
+ while(l2) {
+ if(l2->type == gfx_moveTo) {
+ vec[pos].code = ART_MOVETO;
+ vec[pos].x = l2->x;
+ vec[pos].y = l2->y;
+ pos++;
+ assert(pos<=len);
+ } else if(l2->type == gfx_lineTo) {
+ vec[pos].code = ART_LINETO;
+ vec[pos].x = l2->x;
+ vec[pos].y = l2->y;
+ pos++;
+ assert(pos<=len);
+ } else if(l2->type == gfx_splineTo) {
+ int i;
+ int parts = (int)(sqrt(fabs(l2->x-2*l2->sx+x) + fabs(l2->y-2*l2->sy+y))*subfraction);
+ if(!parts) parts = 1;
+ for(i=0;i<=parts;i++) {
+ double t = (double)i/(double)parts;
+ vec[pos].code = ART_LINETO;
+ vec[pos].x = l2->x*t*t + 2*l2->sx*t*(1-t) + x*(1-t)*(1-t);
+ vec[pos].y = l2->y*t*t + 2*l2->sy*t*(1-t) + y*(1-t)*(1-t);
+ pos++;
+ assert(pos<=len);
+ }
+ }
+ x = l2->x;
+ y = l2->y;
+ l2 = l2->next;
+ }
+ vec[pos].code = ART_END;
+
+ return vec;
+}
+
+static ArtSVP* gfxfillToSVP(gfxline_t*line)
+{
+ ArtVpath* vec = gfxline_to_ArtVpath(line);
+ ArtSVP *svp = art_svp_from_vpath(vec);
+ free(vec);
+ return svp;
+}
+
+static ArtSVP* gfxstrokeToSVP(gfxline_t*line, gfxcoord_t width, gfx_capType cap_style, gfx_joinType joint_style, double miterLimit)
+{
+ ArtVpath* vec = gfxline_to_ArtVpath(line);
+ ArtSVP *svp = art_svp_vpath_stroke (vec,
+ (joint_style==gfx_joinMiter)?ART_PATH_STROKE_JOIN_MITER:
+ ((joint_style==gfx_joinRound)?ART_PATH_STROKE_JOIN_ROUND:
+ ((joint_style==gfx_joinBevel)?ART_PATH_STROKE_JOIN_BEVEL:ART_PATH_STROKE_JOIN_BEVEL)),
+ (cap_style==gfx_capButt)?ART_PATH_STROKE_CAP_BUTT:
+ ((cap_style==gfx_capRound)?ART_PATH_STROKE_CAP_ROUND:
+ ((cap_style==gfx_capSquare)?ART_PATH_STROKE_CAP_SQUARE:ART_PATH_STROKE_CAP_SQUARE)),
+ width, //line_width
+ miterLimit, //miter_limit
+ 0.05 //flatness
+ );
+ free(vec);
+ return svp;
+}
+
+static gfxline_t* SVPtogfxline(ArtSVP*svp)
+{
+ int size = 0;
+ int t;
+ int pos = 0;
+ for(t=0;t<svp->n_segs;t++) {
+ size += svp->segs[t].n_points + 1;
+ }
+ gfxline_t* lines = (gfxline_t*)rfx_alloc(sizeof(gfxline_t)*size);
+
+ for(t=0;t<svp->n_segs;t++) {
+ ArtSVPSeg* seg = &svp->segs[t];
+ int p;
+ for(p=0;p<seg->n_points;p++) {
+ lines[pos].type = p==0?gfx_moveTo:gfx_lineTo;
+ ArtPoint* point = &seg->points[p];
+ lines[pos].x = point->x;
+ lines[pos].y = point->y;
+ lines[pos].next = &lines[pos+1];
+ pos++;
+ }
+ }
+ if(pos) {
+ lines[pos-1].next = 0;
+ return lines;
+ } else {
+ return 0;
+ }
+}
+
+/* TODO */
+static int imageInCache(gfxdevice_t*dev, void*data, int width, int height)
+{
+ return -1;
+}
+static void addImageToCache(gfxdevice_t*dev, void*data, int width, int height)
+{
+}
+
+static int add_image(swfoutput_internal*i, gfximage_t*img, int targetwidth, int targetheight, int* newwidth, int* newheight)
+{
+ gfxdevice_t*dev = i->dev;
+ RGBA*newpic = 0;
+ RGBA*mem = (RGBA*)img->data;
+
+ int sizex = img->width;
+ int sizey = img->height;
+ int is_jpeg = i->jpeg;
+ i->jpeg = 0;
+
+ int newsizex=sizex, newsizey=sizey;
+
+ /// {
+ if(is_jpeg && i->config_jpegsubpixels) {
+ newsizex = (int)(targetwidth*i->config_jpegsubpixels+0.5);
+ newsizey = (int)(targetheight*i->config_jpegsubpixels+0.5);
+ } else if(!is_jpeg && i->config_ppmsubpixels) {
+ newsizex = (int)(targetwidth*i->config_ppmsubpixels+0.5);
+ newsizey = (int)(targetheight*i->config_ppmsubpixels+0.5);
+ }
+ /// }
+
+ if(sizex<=0 || sizey<=0 || newsizex<=0 || newsizey<=0)
+ return -1;
+
+ /* TODO: cache images */
+
+ if(newsizex<sizex || newsizey<sizey) {
+ msg("<verbose> Scaling %dx%d image to %dx%d", sizex, sizey, newsizex, newsizey);
+ newpic = swf_ImageScale(mem, sizex, sizey, newsizex, newsizey);
+ *newwidth = sizex = newsizex;
+ *newheight = sizey = newsizey;
+ mem = newpic;
+ } else {
+ *newwidth = newsizex = sizex;
+ *newheight = newsizey = sizey;
+ }
+
+ int num_colors = swf_ImageGetNumberOfPaletteEntries(mem,sizex,sizey,0);
+ int has_alpha = swf_ImageHasAlpha(mem,sizex,sizey);
+
+ msg("<verbose> Drawing %dx%d %s%simage at size %dx%d (%dx%d), %s%d colors",
+ sizex, sizey,
+ has_alpha?(has_alpha==2?"semi-transparent ":"transparent "):"",
+ is_jpeg?"jpeg-":"",
+ newsizex, newsizey,
+ targetwidth, targetheight,
+ /*newsizex, newsizey,*/
+ num_colors>256?">":"", num_colors>256?256:num_colors);
+
+ /*RGBA* pal = (RGBA*)rfx_alloc(sizeof(RGBA)*num_colors);
+ swf_ImageGetNumberOfPaletteEntries(mem,sizex,sizey,pal);
+ int t;
+ for(t=0;t<num_colors;t++) {
+ printf("%02x%02x%02x%02x ",
+ pal[t].r, pal[t].g, pal[t].b, pal[t].a);
+ if((t&7)==7)
+ printf("\n");
+ }
+ printf("\n");*/
+
+ int bitid = -1;
+ int cacheid = imageInCache(dev, mem, sizex, sizey);
+
+ if(cacheid<=0) {
+ bitid = getNewID(dev);
+ i->tag = swf_AddImage(i->tag, bitid, mem, sizex, sizey, i->config_jpegquality);
+ addImageToCache(dev, mem, sizex, sizey);
+ } else {
+ bitid = cacheid;
+ }
+
+ if(newpic)
+ free(newpic);
+ return bitid;
+}
+
+static SRECT gfxline_getSWFbbox(gfxline_t*line)
+{
+ gfxbbox_t bbox = gfxline_getbbox(line);
+ SRECT r;
+ r.xmin = (int)(bbox.xmin*20);
+ r.ymin = (int)(bbox.ymin*20);
+ r.xmax = (int)(bbox.xmax*20);
+ r.ymax = (int)(bbox.ymax*20);
+ return r;
+}
+
+static void swf_fillbitmap(gfxdevice_t*dev, gfxline_t*line, gfximage_t*img, gfxmatrix_t*matrix, gfxcxform_t*cxform)
+{
+ swfoutput_internal*i = (swfoutput_internal*)dev->internal;
+
+ endshape(dev);
+ endtext(dev);
+
+ int targetx = (int)(sqrt(matrix->m00*matrix->m00 + matrix->m01*matrix->m01)*img->width);
+ int targety = (int)(sqrt(matrix->m10*matrix->m10 + matrix->m11*matrix->m11)*img->height);
+
+ int newwidth=0,newheight=0;
+ int bitid = add_image(i, img, targetx, targety, &newwidth, &newheight);
+ if(bitid<0)
+ return;
+ double fx = (double)img->width / (double)newwidth;
+ double fy = (double)img->height / (double)newheight;
+
+ MATRIX m;
+ float m00,m10,tx;
+ float m01,m11,ty;
+ m.sx = (int)(65536*20*matrix->m00*fx); m.r1 = (int)(65536*20*matrix->m10*fy);
+ m.r0 = (int)(65536*20*matrix->m01*fx); m.sy = (int)(65536*20*matrix->m11*fy);
+ m.tx = (int)(matrix->tx*20);
+ m.ty = (int)(matrix->ty*20);
+
+ /* shape */
+ int myshapeid = getNewID(dev);
+ i->tag = swf_InsertTag(i->tag,ST_DEFINESHAPE);
+ SHAPE*shape;
+ swf_ShapeNew(&shape);
+ int fsid = swf_ShapeAddBitmapFillStyle(shape,&m,bitid,1);
+ swf_SetU16(i->tag, myshapeid);
+ SRECT r = gfxline_getSWFbbox(line);
+ swf_SetRect(i->tag,&r);
+ swf_SetShapeStyles(i->tag,shape);
+ swf_ShapeCountBits(shape,NULL,NULL);
+ swf_SetShapeBits(i->tag,shape);
+ swf_ShapeSetAll(i->tag,shape,UNDEFINED_COORD,UNDEFINED_COORD,0,fsid,0);
+ i->swflastx = i->swflasty = UNDEFINED_COORD;
+ drawgfxline(dev, line);
+ swf_ShapeSetEnd(i->tag);
+ swf_ShapeFree(shape);
+
+ i->tag = swf_InsertTag(i->tag,ST_PLACEOBJECT2);
+ CXFORM cxform2 = gfxcxform_to_cxform(cxform);
+ swf_ObjectPlace(i->tag,myshapeid,getNewDepth(dev),&i->page_matrix,&cxform2,NULL);
+}
+
+static void swf_startclip(gfxdevice_t*dev, gfxline_t*line)
+{
+ swfoutput_internal*i = (swfoutput_internal*)dev->internal;
+
+ endtext(dev);
+ endshape(dev);
+
+ if(i->clippos >= 127)
+ {
+ msg("<warning> Too many clip levels.");
+ i->clippos --;
+ }
+
+ int myshapeid = getNewID(dev);
+ i->tag = swf_InsertTag(i->tag,ST_DEFINESHAPE);
+ RGBA col;
+ memset(&col, 0, sizeof(RGBA));
+ SHAPE*shape;
+ swf_ShapeNew(&shape);
+ int fsid = swf_ShapeAddSolidFillStyle(shape,&col);
+ swf_SetU16(i->tag,myshapeid);
+ SRECT r = gfxline_getSWFbbox(line);
+ swf_SetRect(i->tag,&r);
+ swf_SetShapeStyles(i->tag,shape);
+ swf_ShapeCountBits(shape,NULL,NULL);
+ swf_SetShapeBits(i->tag,shape);
+ swf_ShapeSetAll(i->tag,shape,UNDEFINED_COORD,UNDEFINED_COORD,0,fsid,0);
+ i->swflastx = i->swflasty = UNDEFINED_COORD;
+ drawgfxline(dev, line);
+ swf_ShapeSetEnd(i->tag);
+ swf_ShapeFree(shape);
+
+ /* TODO: remember the bbox, and check all shapes against it */
+
+ i->tag = swf_InsertTag(i->tag,ST_PLACEOBJECT2);
+ i->cliptags[i->clippos] = i->tag;
+ i->clipshapes[i->clippos] = myshapeid;
+ i->clipdepths[i->clippos] = getNewDepth(dev);
+ i->clippos++;
+}
+
+static void swf_endclip(gfxdevice_t*dev)
+{
+ swfoutput_internal*i = (swfoutput_internal*)dev->internal;
+ if(i->textid>=0)
+ endtext(dev);
+ if(i->shapeid>=0)
+ endshape(dev);
+
+ if(!i->clippos) {
+ msg("<error> Invalid end of clipping region");
+ return;
+ }
+ i->clippos--;
+ /*swf_ObjectPlaceClip(i->cliptags[i->clippos],i->clipshapes[i->clippos],i->clipdepths[i->clippos],&i->page_matrix,NULL,NULL,
+ / * clip to depth: * / i->depth <= i->clipdepths[i->clippos]? i->depth : i->depth - 1);
+ i->depth ++;*/
+ swf_ObjectPlaceClip(i->cliptags[i->clippos],i->clipshapes[i->clippos],i->clipdepths[i->clippos],&i->page_matrix,NULL,NULL,i->depth);
+}
+static int gfxline_type(gfxline_t*line)
+{
+ int tmplines=0;
+ int tmpsplines=0;
+ int lines=0;
+ int splines=0;
+ int haszerosegments=0;
+ while(line) {
+ if(line->type == gfx_moveTo) {
+ tmplines=0;
+ tmpsplines=0;
+ } else if(line->type == gfx_lineTo) {
+ tmplines++;
+ if(tmplines>lines)
+ lines=tmplines;
+ } else if(line->type == gfx_splineTo) {
+ tmpsplines++;
+ if(tmpsplines>lines)
+ splines=tmpsplines;
+ }
+ line = line->next;
+ }
+ if(lines==0 && splines==0) return 0;
+ else if(lines==1 && splines==0) return 1;
+ else if(lines==0 && splines==1) return 2;
+ else if(splines==0) return 3;
+ else return 4;
+}
+
+static int gfxline_has_dots(gfxline_t*line)
+{
+ int tmplines=0;
+ double x,y;
+ double dist = 0;
+ int isline = 0;
+ while(line) {
+ if(line->type == gfx_moveTo) {
+ if(isline && dist < 1) {
+ return 1;
+ }
+ dist = 0;
+ isline = 0;
+ } else if(line->type == gfx_lineTo) {
+ dist += fabs(line->x - x) + fabs(line->y - y);
+ isline = 1;
+ } else if(line->type == gfx_splineTo) {
+ dist += fabs(line->sx - x) + fabs(line->sy - y) +
+ fabs(line->x - line->sx) + fabs(line->y - line->sy);
+ isline = 1;
+ }
+ x = line->x;
+ y = line->y;
+ line = line->next;
+ }
+ if(isline && dist < 1) {
+ return 1;
+ }
+ return 0;
+}
+
+static int gfxline_fix_short_edges(gfxline_t*line)
+{
+ double x,y;
+ while(line) {
+ if(line->type == gfx_lineTo) {
+ if(fabs(line->x - x) + fabs(line->y - y) < 0.01) {
+ line->x += 0.01;
+ }
+ } else if(line->type == gfx_splineTo) {
+ if(fabs(line->sx - x) + fabs(line->sy - y) +
+ fabs(line->x - line->sx) + fabs(line->y - line->sy) < 0.01) {
+ line->x += 0.01;
+ }
+ }
+ x = line->x;
+ y = line->y;
+ line = line->next;
+ }
+ return 0;
+}
+
+static char is_inside_page(gfxdevice_t*dev, gfxcoord_t x, gfxcoord_t y)
+{
+ swfoutput_internal*i = (swfoutput_internal*)dev->internal;
+ if(x<i->min_x || x>i->max_x) return 0;
+ if(y<i->min_y || y>i->max_y) return 0;
+ return 1;
+}
+
+static void show_path(ArtSVP*path)
+{
+ int t;
+ printf("Segments: %d\n", path->n_segs);
+ for(t=0;t<path->n_segs;t++) {
+ ArtSVPSeg* seg = &path->segs[t];
+ printf("Segment %d: %d points, %s, BBox: (%f,%f,%f,%f)\n",
+ t, seg->n_points, seg->dir==0?"UP ":"DOWN",
+ seg->bbox.x0, seg->bbox.y0, seg->bbox.x1, seg->bbox.y1);
+ int p;
+ for(p=0;p<seg->n_points;p++) {
+ ArtPoint* point = &seg->points[p];
+ printf(" (%f,%f)\n", point->x, point->y);
+ }
+ }
+ printf("\n");
+}
+
+gfxline_t* gfxline_move(gfxline_t*line, double x, double y)
+{
+ gfxline_t*l = line = gfxline_clone(line);
+
+ while(l) {
+ l->x += x;
+ l->y += y;
+ l->sx += x;
+ l->sy += y;
+ l = l->next;
+ }
+ return line;
+}
+
+//#define NORMALIZE_POLYGON_POSITIONS
+
+static void swf_stroke(gfxdevice_t*dev, gfxline_t*line, gfxcoord_t width, gfxcolor_t*color, gfx_capType cap_style, gfx_joinType joint_style, gfxcoord_t miterLimit)
+{
+ swfoutput_internal*i = (swfoutput_internal*)dev->internal;
+ int type = gfxline_type(line);
+ int has_dots = gfxline_has_dots(line);
+ gfxbbox_t r = gfxline_getbbox(line);
+ int is_outside_page = !is_inside_page(dev, r.xmin, r.ymin) || !is_inside_page(dev, r.xmax, r.ymax);
+
+ /* TODO: * split line into segments, and perform this check for all segments */
+
+ if(!has_dots &&
+ (width <= i->config_caplinewidth
+ || (cap_style == gfx_capRound && joint_style == gfx_joinRound)
+ || (cap_style == gfx_capRound && type<=2))) {} else
+ {
+ /* convert line to polygon */
+ msg("<trace> draw as polygon, type=%d dots=%d", type, has_dots);
+ if(has_dots)
+ gfxline_fix_short_edges(line);
+ /* we need to convert the line into a polygon */
+ ArtSVP* svp = gfxstrokeToSVP(line, width, cap_style, joint_style, miterLimit);
+ gfxline_t*gfxline = SVPtogfxline(svp);
+ dev->fill(dev, gfxline, color);
+ free(gfxline);
+ art_svp_free(svp);
+ return;
+ }
+
+ msg("<trace> draw as stroke, type=%d dots=%d", type, has_dots);
+ endtext(dev);
+
+#ifdef NORMALIZE_POLYGON_POSITIONS
+ endshape(dev);
+ double startx = 0, starty = 0;
+ if(line && line->type == gfx_moveTo) {
+ startx = line->x;
+ starty = line->y;
+ }
+ line = gfxline_move(line, -startx, -starty);
+ i->shapeposx = (int)(startx*20);
+ i->shapeposy = (int)(starty*20);
+#endif
+
+ swfoutput_setstrokecolor(dev, color->r, color->g, color->b, color->a);
+ swfoutput_setlinewidth(dev, width);
+ startshape(dev);
+ stopFill(dev);
+ drawgfxline(dev, line);
+
+#ifdef NORMALIZE_POLYGON_POSITIONS
+ free(line); //account for _move
+#endif
+
+}
+static void swf_fill(gfxdevice_t*dev, gfxline_t*line, gfxcolor_t*color)
+{
+ swfoutput_internal*i = (swfoutput_internal*)dev->internal;
+ gfxbbox_t r = gfxline_getbbox(line);
+ int is_outside_page = !is_inside_page(dev, r.xmin, r.ymin) || !is_inside_page(dev, r.xmax, r.ymax);
+
+ endtext(dev);
+ if(!i->config_ignoredraworder)
+ endshape(dev);
+
+#ifdef NORMALIZE_POLYGON_POSITIONS
+ endshape(dev);
+ double startx = 0, starty = 0;
+ if(line && line->type == gfx_moveTo) {
+ startx = line->x;
+ starty = line->y;
+ }
+ line = gfxline_move(line, -startx, -starty);
+ i->shapeposx = (int)(startx*20);
+ i->shapeposy = (int)(starty*20);
+#endif
+
+ swfoutput_setfillcolor(dev, color->r, color->g, color->b, color->a);
+ startshape(dev);
+ startFill(dev);
+ i->fill=1;
+ drawgfxline(dev, line);
+ msg("<trace> end of swf_fill (shapeid=%d)", i->shapeid);
+
+#ifdef NORMALIZE_POLYGON_POSITIONS
+ free(line); //account for _move
+#endif
+}
+static void swf_fillgradient(gfxdevice_t*dev, gfxline_t*line, gfxgradient_t*gradient, gfxgradienttype_t type, gfxmatrix_t*matrix)
+{
+ msg("<error> Gradient filling not implemented yet");
+}
+
+static SWFFONT* gfxfont_to_swffont(gfxfont_t*font, char* id)
+{
+ SWFFONT*swffont = (SWFFONT*)rfx_calloc(sizeof(SWFFONT));
+ int t;
+ swffont->id = -1;
+ swffont->version = 2;
+ swffont->name = (U8*)strdup(id);
+ swffont->layout = (SWFLAYOUT*)rfx_calloc(sizeof(SWFLAYOUT));
+ swffont->layout->ascent = 0; /* ? */
+ swffont->layout->descent = 0;
+ swffont->layout->leading = 0;
+ swffont->layout->bounds = (SRECT*)rfx_calloc(sizeof(SRECT)*font->num_glyphs);
+ swffont->encoding = FONT_ENCODING_UNICODE;
+ swffont->numchars = font->num_glyphs;
+ swffont->maxascii = font->max_unicode;
+ swffont->ascii2glyph = (int*)rfx_calloc(sizeof(int)*swffont->maxascii);
+ swffont->glyph2ascii = (U16*)rfx_calloc(sizeof(U16)*swffont->numchars);
+ swffont->glyph = (SWFGLYPH*)rfx_calloc(sizeof(SWFGLYPH)*swffont->numchars);
+ swffont->glyphnames = (char**)rfx_calloc(sizeof(char*)*swffont->numchars);
+ for(t=0;t<font->max_unicode;t++) {
+ swffont->ascii2glyph[t] = font->unicode2glyph[t];
+ }
+ for(t=0;t<font->num_glyphs;t++) {
+ drawer_t draw;
+ gfxline_t*line;
+ swffont->glyph2ascii[t] = font->glyphs[t].unicode;
+ if(font->glyphs[t].name) {
+ swffont->glyphnames[t] = strdup(font->glyphs[t].name);
+ } else {
+ swffont->glyphnames[t] = 0;
+ }
+ swffont->glyph[t].advance = (int)(font->glyphs[t].advance * 20);
+
+ swf_Shape01DrawerInit(&draw, 0);
+ line = font->glyphs[t].line;
+ while(line) {
+ FPOINT c,to;
+ c.x = line->sx; c.y = line->sy;
+ to.x = line->x; to.y = line->y;
+ if(line->type == gfx_moveTo) {
+ draw.moveTo(&draw, &to);
+ } else if(line->type == gfx_lineTo) {
+ draw.lineTo(&draw, &to);
+ } else if(line->type == gfx_splineTo) {
+ draw.splineTo(&draw, &c, &to);
+ }
+ line = line->next;
+ }
+ draw.finish(&draw);
+ swffont->glyph[t].shape = swf_ShapeDrawerToShape(&draw);
+ swffont->layout->bounds[t] = swf_ShapeDrawerGetBBox(&draw);
+ draw.dealloc(&draw);
+ }
+ return swffont;
+}
+
+static void swf_addfont(gfxdevice_t*dev, char*fontid, gfxfont_t*font)
+{
+ swfoutput_internal*i = (swfoutput_internal*)dev->internal;
+
+ if(i->swffont && i->swffont->name && !strcmp((char*)i->swffont->name,fontid))
+ return; // the requested font is the current font
+
+ fontlist_t*last=0,*l = i->fontlist;
+ while(l) {
+ last = l;
+ if(!strcmp((char*)l->swffont->name, fontid)) {
+ return; // we already know this font
+ }
+ l = l->next;
+ }
+ l = (fontlist_t*)rfx_calloc(sizeof(fontlist_t));
+ l->swffont = gfxfont_to_swffont(font, fontid);
+ l->next = 0;
+ if(last) {
+ last->next = l;
+ } else {
+ i->fontlist = l;
+ }
+ swf_FontSetID(l->swffont, getNewID(i->dev));
+
+ if(getScreenLogLevel() >= LOGLEVEL_DEBUG) {
+ int iii;
+ // print font information
+ msg("<debug> Font %s",fontid);
+ msg("<debug> | ID: %d", l->swffont->id);
+ msg("<debug> | Version: %d", l->swffont->version);
+ msg("<debug> | Name: %s", l->swffont->name);
+ msg("<debug> | Numchars: %d", l->swffont->numchars);
+ msg("<debug> | Maxascii: %d", l->swffont->maxascii);
+ msg("<debug> | Style: %d", l->swffont->style);
+ msg("<debug> | Encoding: %d", l->swffont->encoding);
+ for(iii=0; iii<l->swffont->numchars;iii++) {
+ msg("<debug> | Glyph %d) name=%s, unicode=%d size=%d bbox=(%.2f,%.2f,%.2f,%.2f)\n", iii, l->swffont->glyphnames?l->swffont->glyphnames[iii]:"<nonames>", l->swffont->glyph2ascii[iii], l->swffont->glyph[iii].shape->bitlen,
+ l->swffont->layout->bounds[iii].xmin/20.0,
+ l->swffont->layout->bounds[iii].ymin/20.0,
+ l->swffont->layout->bounds[iii].xmax/20.0,
+ l->swffont->layout->bounds[iii].ymax/20.0
+ );
+ int t;
+ for(t=0;t<l->swffont->maxascii;t++) {
+ if(l->swffont->ascii2glyph[t] == iii)
+ msg("<debug> | - maps to %d",t);
+ }
+ }
+ }
+}
+
+static void swf_switchfont(gfxdevice_t*dev, char*fontid)
+{
+ swfoutput_internal*i = (swfoutput_internal*)dev->internal;
+
+ if(i->swffont && i->swffont->name && !strcmp((char*)i->swffont->name,fontid))
+ return; // the requested font is the current font
+
+ fontlist_t*l = i->fontlist;
+ while(l) {
+ if(!strcmp((char*)l->swffont->name, fontid)) {
+ i->swffont = l->swffont;
+ return; //done!
+ }
+ l = l->next;
+ }
+ msg("<error> Unknown font id: %s", fontid);
+ return;
+}
+
+static void swf_drawchar(gfxdevice_t*dev, char*fontid, int glyph, gfxcolor_t*color, gfxmatrix_t*matrix)
+{
+ swfoutput_internal*i = (swfoutput_internal*)dev->internal;
+
+ if(!i->swffont || !i->swffont->name || strcmp((char*)i->swffont->name,fontid)) // not equal to current font
+ {
+ /* TODO: remove the need for this (enhance getcharacterbbox so that it can cope
+ with multiple fonts */
+ endtext(dev);
+
+ swf_switchfont(dev, fontid); // set the current font
+ }
+ swfoutput_setfontmatrix(dev, matrix->m00, matrix->m01, matrix->m10, matrix->m11);
+
+ swfmatrix_t m;
+ m.m11 = i->fontm11;
+ m.m12 = i->fontm12;
+ m.m21 = i->fontm21;
+ m.m22 = i->fontm22;
+ m.m31 = matrix->tx;
+ m.m32 = matrix->ty;
+
+/* printf("%f %f\n", m.m31, m.m32);
+ {
+ static int xpos = 40;
+ static int ypos = 200;
+ m.m31 = xpos;
+ m.m32 = ypos;
+ xpos += 10;
+ }*/
+
+
+ drawchar(dev, i->swffont, glyph, &m, color);
+}
git.asbjorn.biz / swftools.git / commitdiff