Part of the swftools package.
Copyright (c) 2001 Rainer Böhme <rfxswf@reflex-studio.de>
+ Copyright (c) 2003,2004 Matthias Kramm
- This file is distributed under the GPL, see file COPYING for details
+ This program 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.
-*/
+ This program 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 this program; if not, write to the Free Software
+ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
+
+static U32 readUTF8char(U8 ** text)
+{
+ U32 c = 0;
+ if (!(*(*text) & 0x80))
+ return *((*text)++);
+
+ /* 0000 0080-0000 07FF 110xxxxx 10xxxxxx */
+ if (((*text)[0] & 0xe0) == 0xc0 && (*text)[1]) {
+ c = ((*text)[0] & 0x1f) << 6 | ((*text)[1] & 0x3f);
+ (*text) += 2;
+ return c;
+ }
+ /* 0000 0800-0000 FFFF 1110xxxx 10xxxxxx 10xxxxxx */
+ if (((*text)[0] & 0xf0) == 0xe0 && (*text)[1] && (*text)[2]) {
+ c = ((*text)[0] & 0x0f) << 12 | ((*text)[1] & 0x3f) << 6 | ((*text)[2] & 0x3f);
+ (*text) += 3;
+ return c;
+ }
+ /* 0001 0000-001F FFFF 11110xxx 10xxxxxx 10xxxxxx 10xxxxxx */
+ if (((*text)[0] & 0xf8) == 0xf0 && (*text)[1] && (*text)[2]
+ && (*text)[3]) {
+ c = ((*text)[0] & 0x07) << 18 | ((*text)[1] & 0x3f) << 12 | ((*text)[2] & 0x3f) << 6 | ((*text)[3] & 0x3f);
+ (*text) += 4;
+ return c;
+ }
+ /* 0020 0000-03FF FFFF 111110xx 10xxxxxx 10xxxxxx 10xxxxxx 10xxxxxx */
+ if (((*text)[0] & 0xfc) == 0xf8 && (*text)[1] && (*text)[2]
+ && (*text)[3]
+ && (*text)[4]) {
+ c = ((*text)[0] & 0x03) << 24 | ((*text)[1] & 0x3f) << 18 | ((*text)[2] & 0x3f) << 12 | ((*text)[3] & 0x3f) << 6 | ((*text)[4] & 0x3f);
+ (*text) += 5;
+ return c;
+ }
+ /* 0400 0000-7FFF FFFF 1111110x 10xxxxxx ... 10xxxxxx */
+ if (((*text)[0] & 0xfe) == 0xfc && (*text)[1] && (*text)[2]
+ && (*text)[3]
+ && (*text)[4] && (*text)[5]) {
+ c = ((*text)[0] & 0x01) << 30 | ((*text)[1] & 0x3f) << 24 |
+ ((*text)[2] & 0x3f) << 18 | ((*text)[3] & 0x3f) << 12 | ((*text)[4] & 0x3f) << 6 | ((*text)[5] & 0x3f) << 6;
+ (*text) += 6;
+ return c;
+ }
+ return *((*text)++);
+}
#define TF_TEXTCONTROL 0x80
#define TF_HASFONT 0x08
#define FF2_SHIFTJIS 0x40
#define FF2_LAYOUT 0x80
-int swf_FontIsItalic(SWFFONT * f) { return f->version==2?f->flags&FF2_ITALIC:f->flags&FF_ITALIC; }
-int swf_FontIsBold(SWFFONT * f) { return f->version==2?f->flags&FF2_BOLD:f->flags&FF_BOLD; }
-
-static const int WRITEFONTID = 0x4e46; // font id for WriteFont and ReadFont
-
-int swf_FontEnumerate(SWF * swf,void (*FontCallback) (U16,U8*))
-{ int n;
- TAG * t;
- if (!swf) return -1;
- t = swf->firstTag;
- n = 0;
-
- while (t)
- { if (swf_GetTagID(t)==ST_DEFINEFONTINFO)
- { n++;
- if (FontCallback)
- { U16 id;
- int l;
- U8 s[257];
- swf_SaveTagPos(t);
- swf_SetTagPos(t,0);
-
- id = swf_GetU16(t);
- l = swf_GetU8(t);
- swf_GetBlock(t,s,l);
- s[l] = 0;
-
- (FontCallback)(id,s);
-
- swf_RestoreTagPos(t);
- }
+int swf_FontIsItalic(SWFFONT * f)
+{
+ return f->style & FONT_STYLE_ITALIC;
+}
+
+int swf_FontIsBold(SWFFONT * f)
+{
+ return f->style & FONT_STYLE_BOLD;
+}
+
+static const int WRITEFONTID = 0x4e46; // font id for WriteFont and ReadFont
+
+int swf_FontEnumerate(SWF * swf, void (*FontCallback) (void*, U16, U8 *), void*self)
+{
+ int n;
+ TAG *t;
+ if (!swf)
+ return -1;
+ t = swf->firstTag;
+ n = 0;
+
+ while (t) {
+ if (swf_GetTagID(t) == ST_DEFINEFONT2 || swf_GetTagID(t) == ST_DEFINEFONT) {
+ n++;
+ if (FontCallback) {
+ U16 id;
+ int l;
+ U8 s[257];
+ s[0] = 0;
+ swf_SaveTagPos(t);
+ swf_SetTagPos(t, 0);
+
+ id = swf_GetU16(t);
+ if (swf_GetTagID(t) == ST_DEFINEFONT2 || swf_GetTagID(t) == ST_DEFINEFONTINFO || swf_GetTagID(t) == ST_DEFINEFONTINFO2) {
+ swf_GetU16(t);
+ l = swf_GetU8(t);
+ swf_GetBlock(t, s, l);
+ s[l] = 0;
+ }
+
+ (FontCallback) (self, id, s);
+
+ swf_RestoreTagPos(t);
+ }
+ }
+ t = swf_NextTag(t);
}
- t = swf_NextTag(t);
- }
- return n;
+ return n;
}
-int swf_FontExtract_DefineFont(int id,SWFFONT * f,TAG * t)
-{ U16 fid;
- swf_SaveTagPos(t);
- swf_SetTagPos(t,0);
+int swf_FontExtract_DefineFont(int id, SWFFONT * f, TAG * t)
+{
+ U16 fid;
+ swf_SaveTagPos(t);
+ swf_SetTagPos(t, 0);
+
+ fid = swf_GetU16(t);
+ if ((!id) || (id == fid)) {
+ U16 of;
+ int n, i;
+
+ id = fid;
+ f->version = 1;
+ f->id = fid;
+
+ of = swf_GetU16(t);
+ n = of / 2;
+ f->numchars = n;
+ f->glyph = rfx_calloc(sizeof(SWFGLYPH) * n);
+
+ for (i = 1; i < n; i++)
+ swf_GetU16(t);
+ for (i = 0; i < n; i++)
+ swf_GetSimpleShape(t, &f->glyph[i].shape);
+ }
- fid = swf_GetU16(t);
- if ((!id)||(id==fid))
- { U16 of,*ofs;
- int n,i;
-
- id = fid;
- f->version = 1;
- f->id = fid;
-
- of = swf_GetU16(t);
- n = of/2;
- f->numchars = n;
- f->glyph = malloc(sizeof(SWFGLYPH)*n);
- memset(f->glyph, 0, sizeof(SWFGLYPH)*n);
-
- for (i=1;i<n;i++) swf_GetU16(t);
- for (i=0;i<n;i++) swf_GetSimpleShape(t,&f->glyph[i].shape);
- }
-
- swf_RestoreTagPos(t);
- return id;
-}
-
-int swf_FontExtract_DefineFontInfo(int id,SWFFONT * f,TAG * t)
-{ U16 fid;
- U16 maxcode;
- swf_SaveTagPos(t);
- swf_SetTagPos(t,0);
-
- if(f->version>1) {
- // DefineFont2 doesn't have FontInfo fields
- fprintf(stderr, "fixme: FontInfo field for DefineFont2 encountered\n");
- return -1;
- }
-
- fid = swf_GetU16(t);
- if (fid==id)
- { U8 l = swf_GetU8(t);
- int i;
-
- if (l)
- { if (f->name) free(f->name);
- f->name = (U8*)malloc(l+1);
- if (f->name)
- { swf_GetBlock(t,f->name,l);
- f->name[l] = 0;
- }
- else
- { swf_RestoreTagPos(t);
- return -1;
- }
- }
- f->flags = swf_GetU8(t);
-
- f->glyph2ascii = (U16*)malloc(sizeof(U16)*f->numchars);
- maxcode = 0;
- for(i=0; i < f->numchars; i++) {
- f->glyph2ascii[i] = ((f->flags&FF_WIDECODES)?swf_GetU16(t):swf_GetU8(t));
- if(f->glyph2ascii[i] > maxcode)
- maxcode = f->glyph2ascii[i];
+ swf_RestoreTagPos(t);
+ return id;
+}
+
+int swf_FontExtract_DefineFontInfo(int id, SWFFONT * f, TAG * t)
+{
+ U16 fid;
+ U16 maxcode;
+ U8 flags;
+ swf_SaveTagPos(t);
+ swf_SetTagPos(t, 0);
+
+ fid = swf_GetU16(t);
+ if (fid == id) {
+ U8 l = swf_GetU8(t);
+ int i;
+
+ if (f->version > 1) {
+ /* Especially with Flash MX, DefineFont2 may have FontInfo fields,
+ too. However, they only add little information to what's already
+ inside the DefineFont2 tag */
+ return id;
+ }
+
+ if (f->name)
+ rfx_free(f->name);
+
+ f->name = (U8 *) rfx_alloc(l + 1);
+ swf_GetBlock(t, f->name, l);
+ f->name[l] = 0;
+
+ flags = swf_GetU8(t);
+ if (flags & 2)
+ f->style |= FONT_STYLE_BOLD;
+ if (flags & 4)
+ f->style |= FONT_STYLE_ITALIC;
+ if (flags & 8)
+ f->encoding |= FONT_ENCODING_ANSI;
+ if (flags & 16)
+ f->encoding |= FONT_ENCODING_SHIFTJIS;
+ if (flags & 32)
+ f->encoding |= FONT_ENCODING_UNICODE;
+
+ if (t->id == ST_DEFINEFONTINFO2) {
+ f->language = swf_GetU8(t);
+ }
+
+ f->glyph2ascii = (U16 *) rfx_alloc(sizeof(U16) * f->numchars);
+ maxcode = 0;
+ for (i = 0; i < f->numchars; i++) {
+ f->glyph2ascii[i] = ((flags & FF_WIDECODES) ? swf_GetU16(t) : swf_GetU8(t));
+ if (f->glyph2ascii[i] > maxcode)
+ maxcode = f->glyph2ascii[i];
+ }
+ maxcode++;
+ if (maxcode < 256)
+ maxcode = 256;
+ f->maxascii = maxcode;
+ f->ascii2glyph = (int *) rfx_alloc(sizeof(int) * maxcode);
+ memset(f->ascii2glyph, -1, sizeof(int) * maxcode);
+
+ for (i = 0; i < f->numchars; i++)
+ f->ascii2glyph[f->glyph2ascii[i]] = i;
+ }
+
+ swf_RestoreTagPos(t);
+ return id;
+}
+
+int swf_FontExtract_GlyphNames(int id, SWFFONT * f, TAG * tag)
+{
+ U16 fid;
+ U16 maxcode;
+ U8 flags;
+ swf_SaveTagPos(tag);
+ swf_SetTagPos(tag, 0);
+
+ fid = swf_GetU16(tag);
+
+ if (fid == id) {
+ int num = swf_GetU16(tag);
+ int t;
+ f->glyphnames = rfx_alloc(sizeof(char *) * num);
+ for (t = 0; t < num; t++) {
+ f->glyphnames[t] = strdup(swf_GetString(tag));
+ }
}
- maxcode++;
- if(maxcode<256)
- maxcode=256;
- f->maxascii = maxcode;
- f->ascii2glyph = (int*)malloc(sizeof(int)*maxcode);
- memset(f->ascii2glyph, -1, sizeof(int)*maxcode);
-
- for(i = 0; i < f->numchars; i++)
- f->ascii2glyph[f->glyph2ascii[i]] = i;
- }
- swf_RestoreTagPos(t);
- return id;
+ swf_RestoreTagPos(tag);
+ return id;
}
-int swf_FontExtract_DefineFont2(int id,SWFFONT * font,TAG * tag)
+
+int swf_FontExtract_DefineFont2(int id, SWFFONT * font, TAG * tag)
{
int t, glyphcount;
int maxcode;
- U8 flags1,flags2,namelen;
- font->version=2;
- font->id = swf_GetU16(tag);
+ int fid;
+ U32 offset_start;
+ U32 *offset;
+ U8 flags1, flags2, namelen;
+ swf_SaveTagPos(tag);
+ swf_SetTagPos(tag, 0);
+ font->version = 2;
+ fid = swf_GetU16(tag);
+ if (id && id != fid)
+ return id;
+ font->id = fid;
flags1 = swf_GetU8(tag);
- flags2 = swf_GetU8(tag); //reserved flags
+ flags2 = swf_GetU8(tag); //reserved flags
+
+ if (flags1 & 1)
+ font->style |= FONT_STYLE_BOLD;
+ if (flags1 & 2)
+ font->style |= FONT_STYLE_ITALIC;
+ if (flags1 & 16)
+ font->encoding |= FONT_ENCODING_ANSI;
+ if (flags1 & 32)
+ font->encoding |= FONT_ENCODING_UNICODE;
+ if (flags1 & 64)
+ font->encoding |= FONT_ENCODING_SHIFTJIS;
+
namelen = swf_GetU8(tag);
- font->flags = flags1;
- font->name = (U8*)malloc(namelen+1);
- font->name[namelen]=0;
+ font->name = (U8 *) rfx_alloc(namelen + 1);
+ font->name[namelen] = 0;
swf_GetBlock(tag, font->name, namelen);
font->version = 2;
glyphcount = swf_GetU16(tag);
font->numchars = glyphcount;
-
- font->glyph = (SWFGLYPH*)malloc(sizeof(SWFGLYPH)*glyphcount);
- memset(font->glyph, 0, sizeof(SWFGLYPH)*glyphcount);
- font->glyph2ascii = (U16*)malloc(sizeof(U16)*glyphcount);
- memset(font->glyph2ascii, 0, sizeof(U16)*glyphcount);
-
- if(flags1&8) { // wide offsets
- for(t=0;t<glyphcount;t++)
- swf_GetU32(tag); //offset[t]
- swf_GetU32(tag); // fontcodeoffset
+
+ font->glyph = (SWFGLYPH *) rfx_calloc(sizeof(SWFGLYPH) * glyphcount);
+ font->glyph2ascii = (U16 *) rfx_calloc(sizeof(U16) * glyphcount);
+
+ offset = rfx_calloc(sizeof(U32)*(glyphcount+1));
+ offset_start = tag->pos;
+
+ if (flags1 & 8) { // wide offsets
+ for (t = 0; t < glyphcount; t++)
+ offset[t] = swf_GetU32(tag); //offset[t]
+
+ if (glyphcount) /* this _if_ is not in the specs */
+ offset[glyphcount] = swf_GetU32(tag); // fontcodeoffset
+ else
+ offset[glyphcount] = tag->pos;
} else {
- for(t=0;t<glyphcount;t++)
- swf_GetU16(tag); //offset[t]
- swf_GetU16(tag); // fontcodeoffset
+ for (t = 0; t < glyphcount; t++)
+ offset[t] = swf_GetU16(tag); //offset[t]
+
+ if (glyphcount) /* this _if_ is not in the specs */
+ offset[glyphcount] = swf_GetU16(tag); // fontcodeoffset
+ else
+ offset[glyphcount] = tag->pos;
+ }
+ for (t = 0; t < glyphcount; t++) {
+ swf_SetTagPos(tag, offset[t]+offset_start);
+ swf_GetSimpleShape(tag, &(font->glyph[t].shape));
}
- for(t=0;t<glyphcount;t++)
- swf_GetSimpleShape(tag,&(font->glyph[t].shape));
+
+ swf_SetTagPos(tag, offset[glyphcount]+offset_start);
+
+ free(offset);
maxcode = 0;
- for(t=0;t<glyphcount;t++) {
+ for (t = 0; t < glyphcount; t++) {
int code;
- if(flags1&4) // wide codes
+ if (flags1 & 4) // wide codes
code = swf_GetU16(tag);
else
code = swf_GetU8(tag);
font->glyph2ascii[t] = code;
- if(code > maxcode)
+ if (code > maxcode)
maxcode = code;
}
maxcode++;
- if(maxcode<256)
- maxcode=256;
+ if (maxcode < 256)
+ maxcode = 256;
font->maxascii = maxcode;
- font->ascii2glyph = (int*)malloc(sizeof(int)*maxcode);
- memset(font->ascii2glyph, -1, sizeof(int)*maxcode);
- for(t=0;t<glyphcount;t++)
- {
+ font->ascii2glyph = (int *) rfx_alloc(sizeof(int) * maxcode);
+ memset(font->ascii2glyph, -1, sizeof(int) * maxcode);
+ for (t = 0; t < glyphcount; t++) {
font->ascii2glyph[font->glyph2ascii[t]] = t;
}
- if(flags1&128) { // has layout
+ if (flags1 & 128) { // has layout
U16 kerningcount;
- font->layout = (SWFLAYOUT*)malloc(sizeof(SWFLAYOUT));
- font->layout->ascent=swf_GetU16(tag);
- font->layout->descent=swf_GetU16(tag);
- font->layout->leading=swf_GetU16(tag);
- for(t=0;t<glyphcount;t++) {
+ font->layout = (SWFLAYOUT *) rfx_alloc(sizeof(SWFLAYOUT));
+ font->layout->ascent = swf_GetU16(tag);
+ font->layout->descent = swf_GetU16(tag);
+ font->layout->leading = swf_GetU16(tag);
+ for (t = 0; t < glyphcount; t++) {
S16 advance = swf_GetS16(tag);
font->glyph[t].advance = advance;
}
- font->layout->bounds = malloc(glyphcount*sizeof(SRECT));
- for(t=0;t<glyphcount;t++) {
+ font->layout->bounds = rfx_alloc(glyphcount * sizeof(SRECT));
+ for (t = 0; t < glyphcount; t++) {
swf_ResetReadBits(tag);
- swf_GetRect(tag, font->layout->bounds);
+ swf_GetRect(tag, &font->layout->bounds[t]);
}
+
kerningcount = swf_GetU16(tag);
font->layout->kerningcount = kerningcount;
- font->layout->kerning = (SWFKERNING*)malloc(sizeof(SWFKERNING)*kerningcount);
- if(kerningcount) {
- font->layout->kerning =
- malloc(sizeof(*font->layout->kerning)* kerningcount);
- for(t=0;t<kerningcount;t++)
- {
- if(flags1&4) { // wide codes
+
+ font->layout->kerning = (SWFKERNING *) rfx_alloc(sizeof(SWFKERNING) * kerningcount);
+ if (kerningcount) {
+ font->layout->kerning = rfx_alloc(sizeof(*font->layout->kerning) * kerningcount);
+ for (t = 0; t < kerningcount; t++) {
+ if (flags1 & 4) { // wide codes
font->layout->kerning[t].char1 = swf_GetU16(tag);
font->layout->kerning[t].char2 = swf_GetU16(tag);
} else {
- font->layout->kerning[t].char1 = swf_GetU16(tag);
- font->layout->kerning[t].char2 = swf_GetU16(tag);
+ font->layout->kerning[t].char1 = swf_GetU8(tag);
+ font->layout->kerning[t].char2 = swf_GetU8(tag);
}
font->layout->kerning[t].adjustment = swf_GetS16(tag);
}
}
}
+ swf_RestoreTagPos(t);
return font->id;
}
#define FEDTJ_PRINT 0x01
#define FEDTJ_MODIFY 0x02
+#define FEDTJ_CALLBACK 0x04
+
+static int
+swf_FontExtract_DefineTextCallback(int id, SWFFONT * f, TAG * t, int jobs,
+ void (*callback) (void *self,
+ int *chars, int *xpos, int nr, int fontid, int fontsize, int xstart, int ystart, RGBA * color), void *self)
+{
+ U16 cid;
+ SRECT r;
+ MATRIX m;
+ U8 gbits, abits;
+ int fid = 0;
+ RGBA color;
+ int x = 0, y = 0;
+ int fontsize = 0;
+
+ memset(&color, 0, sizeof(color));
+
+ swf_SaveTagPos(t);
+ swf_SetTagPos(t, 0);
+
+ cid = swf_GetU16(t);
+ swf_GetRect(t, &r);
+ swf_GetMatrix(t, &m);
+ gbits = swf_GetU8(t);
+ abits = swf_GetU8(t);
+
+ while (1) {
+ int flags, num;
+ flags = swf_GetU8(t);
+ if (!flags)
+ break;
+
+ if (flags & TF_TEXTCONTROL) {
+ if (flags & TF_HASFONT)
+ fid = swf_GetU16(t);
+ if (flags & TF_HASCOLOR) {
+ color.r = swf_GetU8(t); // rgb
+ color.g = swf_GetU8(t);
+ color.b = swf_GetU8(t);
+ if (swf_GetTagID(t) == ST_DEFINETEXT2)
+ color.a = swf_GetU8(t);
+ else
+ color.a = 255;
+ }
+ if (flags & TF_HASXOFFSET)
+ x = swf_GetS16(t);
+ if (flags & TF_HASYOFFSET)
+ y = swf_GetS16(t);
+ if (flags & TF_HASFONT)
+ fontsize = swf_GetU16(t);
+ }
-int swf_FontExtract_DefineText(int id,SWFFONT * f,TAG * t,int jobs)
-{ U16 cid;
- SRECT r;
- MATRIX m;
- U8 gbits, abits, flags;
- int fid;
-
- fid = 0;
-
- swf_SaveTagPos(t);
- swf_SetTagPos(t,0);
-
- cid = swf_GetU16(t);
- swf_GetRect(t,&r);
- swf_GetMatrix(t,&m);
- gbits = swf_GetU8(t);
- abits = swf_GetU8(t);
-
- flags = swf_GetU8(t);
-
- while(flags)
- { if (flags&TF_TEXTCONTROL)
- { if (flags&TF_HASFONT) fid = swf_GetU16(t);
- if (flags&TF_HASCOLOR)
- { swf_GetU8(t); // rgb
- swf_GetU8(t);
- swf_GetU8(t);
- if (swf_GetTagID(t)==ST_DEFINETEXT2) swf_GetU8(t);
- }
- if (flags&TF_HASXOFFSET) swf_GetS16(t);
- if (flags&TF_HASYOFFSET) swf_GetS16(t);
- if (flags&TF_HASFONT) swf_GetU16(t);
+ num = swf_GetU8(t);
+ if (!num)
+ break;
+
+ {
+ int i;
+ int buf[256];
+ int advance[256];
+ int xpos = 0;
+ for (i = 0; i < num; i++) {
+ int glyph;
+ int adv = 0;
+ advance[i] = xpos;
+ glyph = swf_GetBits(t, gbits);
+ adv = swf_GetBits(t, abits);
+ xpos += adv;
+
+ // <deprecated>
+ if (id == fid) {
+ if (jobs & FEDTJ_PRINT) {
+ int code = f->glyph2ascii[glyph];
+ printf("%c", code);
+ }
+ if (jobs & FEDTJ_MODIFY)
+ f->glyph[glyph].advance = adv * 20; //?
+ } else {
+ if (jobs & FEDTJ_PRINT) {
+ printf("?");
+ }
+ }
+ // </deprecated>
+
+ buf[i] = glyph;
+ }
+ if ((id == fid) && (jobs & FEDTJ_PRINT))
+ printf("\n");
+ if (jobs & FEDTJ_CALLBACK)
+ callback(self, buf, advance, num, fid, fontsize, x, y, &color);
+ x += xpos;
+ }
}
- else
- { int i;
- for (i=0;i<flags;i++)
- { int glyph;
- int adv;
- glyph = swf_GetBits(t,gbits);
- adv = swf_GetBits(t,abits);
- if (id==fid) // mitlesen ?
- { int code = f->glyph2ascii[glyph];
- if (jobs&FEDTJ_PRINT) printf("%c",code);
- if (jobs&FEDTJ_MODIFY)
- /*if (!f->glyph[code].advance)*/ f->glyph[code].advance = adv;
- }
- }
- if ((id==fid)&&(jobs&FEDTJ_PRINT)) printf("\n");
- }
- flags = swf_GetU8(t);
- }
-
- swf_RestoreTagPos(t);
- return id;
-}
-
-int swf_FontExtract(SWF * swf,int id,SWFFONT * * font)
-{ TAG * t;
- SWFFONT * f;
-
- if ((!swf)||(!font)) return -1;
- f = (SWFFONT *)malloc(sizeof(SWFFONT)); font[0] = f;
- if (!f) return -1;
-
- memset(f,0x00,sizeof(SWFFONT));
+ swf_RestoreTagPos(t);
+ return id;
+}
+
+int swf_ParseDefineText(TAG * tag,
+ void (*callback) (void *self, int *chars, int *ypos, int nr, int fontid, int fontsize, int xstart, int ystart, RGBA * color), void *self)
+{
+ return swf_FontExtract_DefineTextCallback(-1, 0, tag, FEDTJ_CALLBACK, callback, self);
+}
+
+int swf_FontExtract_DefineText(int id, SWFFONT * f, TAG * t, int jobs)
+{
+ return swf_FontExtract_DefineTextCallback(id, f, t, jobs, 0, 0);
+}
+
+int swf_FontExtract(SWF * swf, int id, SWFFONT * *font)
+{
+ TAG *t;
+ SWFFONT *f;
+
+ if ((!swf) || (!font))
+ return -1;
+
+ f = (SWFFONT *) rfx_calloc(sizeof(SWFFONT));
- t = swf->firstTag;
+ t = swf->firstTag;
- while (t)
- { int nid = 0;
- switch (swf_GetTagID(t))
- { case ST_DEFINEFONT:
- nid = swf_FontExtract_DefineFont(id,f,t);
- break;
+ while (t) {
+ int nid = 0;
+ switch (swf_GetTagID(t)) {
+ case ST_DEFINEFONT:
+ nid = swf_FontExtract_DefineFont(id, f, t);
+ break;
+
+ case ST_DEFINEFONT2:
+ nid = swf_FontExtract_DefineFont2(id, f, t);
+ break;
+
+ case ST_DEFINEFONTINFO:
+ case ST_DEFINEFONTINFO2:
+ nid = swf_FontExtract_DefineFontInfo(id, f, t);
+ break;
+
+ case ST_DEFINETEXT:
+ case ST_DEFINETEXT2:
+ nid = swf_FontExtract_DefineText(id, f, t, f->layout ? 0 : FEDTJ_MODIFY);
+ break;
+
+ case ST_GLYPHNAMES:
+ nid = swf_FontExtract_GlyphNames(id, f, t);
+ break;
+ }
+ if (nid > 0)
+ id = nid;
+ t = swf_NextTag(t);
+ }
+ if (f->id != id) {
+ rfx_free(f);
+ f = 0;
+ }
+ font[0] = f;
+ return 0;
+}
+
+int swf_FontSetID(SWFFONT * f, U16 id)
+{
+ if (!f)
+ return -1;
+ f->id = id;
+ return 0;
+}
+
+void swf_LayoutFree(SWFLAYOUT * l)
+{
+ if (l) {
+ if (l->kerning)
+ rfx_free(l->kerning);
+ l->kerning = NULL;
+ if (l->bounds)
+ rfx_free(l->bounds);
+ l->bounds = NULL;
+ }
+ rfx_free(l);
+}
+
+
+static void font_freeglyphnames(SWFFONT*f)
+{
+ if (f->glyphnames) {
+ int t;
+ for (t = 0; t < f->numchars; t++) {
+ if (f->glyphnames[t]) {
+ rfx_free(f->glyphnames[t]);
+ f->glyphnames[t] = 0;
+ }
+ }
+ rfx_free(f->glyphnames);
+ f->glyphnames = 0;
+ }
+
+}
+static void font_freeusage(SWFFONT*f)
+{
+ if (f->use) {
+ if(f->use->chars) {
+ rfx_free(f->use->chars);f->use->chars = 0;
+ }
+ rfx_free(f->use); f->use = 0;
+ }
+}
+static void font_freelayout(SWFFONT*f)
+{
+ if (f->layout) {
+ swf_LayoutFree(f->layout);
+ f->layout = 0;
+ }
+}
+static void font_freename(SWFFONT*f)
+{
+ if (f->name) {
+ rfx_free(f->name);
+ f->name = 0;
+ }
+}
+
+int swf_FontReduce_old(SWFFONT * f)
+{
+ int i, j;
+ int max_unicode = 0;
+ if ((!f) || (!f->use) || f->use->is_reduced)
+ return -1;
+
+ j = 0;
+
+ for (i = 0; i < f->numchars; i++) {
+ if (f->glyph[i].shape && f->use->chars[i]) {
+ f->glyph2ascii[j] = f->glyph2ascii[i];
+ f->glyph[j] = f->glyph[i];
+ f->use->chars[i] = j;
+ j++;
+ } else {
+ f->glyph2ascii[i] = 0;
+ if(f->glyph[i].shape) {
+ swf_ShapeFree(f->glyph[i].shape);
+ f->glyph[i].shape = 0;
+ f->glyph[i].advance = 0;
+ }
+ f->use->chars[i] = -1;
+ j++; //TODO: remove
+ }
+ }
+ for (i = 0; i < f->maxascii; i++) {
+ if(f->use->chars[f->ascii2glyph[i]]<0) {
+ f->ascii2glyph[i] = -1;
+ } else {
+ f->ascii2glyph[i] = f->use->chars[f->ascii2glyph[i]];
+ max_unicode = i;
+ }
+ }
+ f->maxascii = max_unicode;
+ f->use->is_reduced = 1;
+ f->numchars = j;
+ font_freelayout(f);
+ font_freeglyphnames(f);
+ font_freename(f);
+ return j;
+}
+
+int swf_FontReduce(SWFFONT * f)
+{
+ int i;
+ int max_unicode = 0;
+ int max_glyph = 0;
+ if ((!f) || (!f->use) || f->use->is_reduced)
+ return -1;
- case ST_DEFINEFONT2:
- nid = swf_FontExtract_DefineFont2(id,f,t);
- break;
-
- case ST_DEFINEFONTINFO:
- nid = swf_FontExtract_DefineFontInfo(id,f,t);
- break;
-
- case ST_DEFINETEXT:
- case ST_DEFINETEXT2:
- nid = swf_FontExtract_DefineText(id,f,t,f->layout?0:FEDTJ_MODIFY);
- break;
- }
- if (nid>0) id = nid;
- t = swf_NextTag(t);
- }
- return 0;
-}
-
-int swf_FontSetID(SWFFONT * f,U16 id) { if (!f) return -1; f->id = id; return 0; }
-
-int swf_FontReduce(SWFFONT * f,FONTUSAGE * use)
-{ int i,j,num;
- if ((!f)||(!use)) return -1;
-
- j = 0;
- for (i=0;i<f->numchars;i++)
- if (f->glyph[i].shape)
- { if (f->glyph2ascii[i]<MAX_CHAR_PER_FONT &&
- use->code[f->glyph2ascii[i]])
- { f->ascii2glyph[f->glyph2ascii[i]] = j;
- f->glyph2ascii[j] = f->glyph2ascii[i];
- f->glyph[j] = f->glyph[i];
- j++;
- }
- else
- { swf_ShapeFree(f->glyph[i].shape);
- f->ascii2glyph[f->glyph2ascii[i]] = -1;
- f->glyph2ascii[i] = 0;
- f->glyph[i].shape = 0;
- f->glyph[i].advance = 0;
- }
- } else f->ascii2glyph[f->glyph2ascii[i]] = -1;
-
- f->numchars = j;
+ font_freelayout(f);
+ font_freeglyphnames(f);
+
+ for (i = 0; i < f->numchars; i++) {
+ if(!f->use->chars[i]) {
+ f->glyph2ascii[i] = 0;
+ if(f->glyph[i].shape) {
+ swf_ShapeFree(f->glyph[i].shape);
+ f->glyph[i].shape = 0;
+ f->glyph[i].advance = 0;
+ }
+ } else {
+ max_glyph = i+1;
+ }
+ }
+ for (i = 0; i < f->maxascii; i++) {
+ if(!f->use->chars[f->ascii2glyph[i]]) {
+ f->ascii2glyph[i] = -1;
+ } else {
+ max_unicode = i+1;
+ }
+ }
+ f->maxascii = max_unicode;
+ f->numchars = max_glyph;
+ font_freename(f);
+ return 0;
+}
+
+void swf_FontSort(SWFFONT * font)
+{
+ int i, j, k;
+ int *newplace;
+ int *newpos;
+ if (!font)
+ return;
- return j;
+ newplace = rfx_alloc(sizeof(int) * font->numchars);
+
+ for (i = 0; i < font->numchars; i++) {
+ newplace[i] = i;
+ }
+ for (i = 0; i < font->numchars; i++)
+ for (j = 0; j < i; j++) {
+ if (font->glyph2ascii[i] < font->glyph2ascii[j]) {
+ int n1, n2;
+ char *c1, *c2;
+ SWFGLYPH g1, g2;
+ SRECT r1, r2;
+ n1 = newplace[i];
+ n2 = newplace[j];
+ newplace[j] = n1;
+ newplace[i] = n2;
+ n1 = font->glyph2ascii[i];
+ n2 = font->glyph2ascii[j];
+ font->glyph2ascii[j] = n1;
+ font->glyph2ascii[i] = n2;
+ g1 = font->glyph[i];
+ g2 = font->glyph[j];
+ font->glyph[j] = g1;
+ font->glyph[i] = g2;
+ if (font->glyphnames) {
+ c1 = font->glyphnames[i];
+ c2 = font->glyphnames[j];
+ font->glyphnames[j] = c1;
+ font->glyphnames[i] = c2;
+ }
+ if (font->layout) {
+ r1 = font->layout->bounds[i];
+ r2 = font->layout->bounds[j];
+ font->layout->bounds[j] = r1;
+ font->layout->bounds[i] = r2;
+ }
+ }
+ }
+ newpos = rfx_alloc(sizeof(int) * font->numchars);
+ for (i = 0; i < font->numchars; i++) {
+ newpos[newplace[i]] = i;
+ }
+ for (i = 0; i < font->maxascii; i++) {
+ if (font->ascii2glyph[i] >= 0)
+ font->ascii2glyph[i] = newpos[font->ascii2glyph[i]];
+ }
+
+ rfx_free(newpos);
+ rfx_free(newplace);
+}
+
+void swf_FontPrepareForEditText(SWFFONT * font)
+{
+ if (!font->layout)
+ swf_FontCreateLayout(font);
+ swf_FontSort(font);
}
-int swf_FontInitUsage(FONTUSAGE * use)
-{ if (!use) return -1;
- memset(use->code,0,sizeof(use->code[0])*MAX_CHAR_PER_FONT);
- return 0;
+int swf_FontInitUsage(SWFFONT * f)
+{
+ if (!f)
+ return -1;
+ if(f->use) {
+ fprintf(stderr, "Usage initialized twice");
+ return -1;
+ }
+ f->use = rfx_alloc(sizeof(FONTUSAGE));
+ f->use->is_reduced = 0;
+ f->use->chars = rfx_calloc(sizeof(f->use->chars[0]) * f->numchars);
+ return 0;
}
-int swf_FontUse(FONTUSAGE * use,U8 * s)
-{ if ((!use)||(!s)) return -1;
- while (s[0])
- { use->code[s[0]] = 1;
- s++;
- }
- return 0;
+void swf_FontClearUsage(SWFFONT * f)
+{
+ if (!f || !f->use)
+ return;
+ rfx_free(f->use->chars); f->use->chars = 0;
+ rfx_free(f->use); f->use = 0;
}
-int swf_FontSetDefine(TAG * t,SWFFONT * f)
-{ U16*ofs = (U16*)malloc(f->numchars*2);
- int p,i,j;
-
- if ((!t)||(!f)) return -1;
- swf_ResetWriteBits(t);
- swf_SetU16(t,f->id);
-
- p = 0; j = 0;
- for (i=0;i<f->numchars;i++)
- if (f->glyph[i].shape)
- { ofs[j++] = p;
- p+=swf_SetSimpleShape(NULL,f->glyph[i].shape);
- }
-
- for (i=0;i<j;i++) swf_SetU16(t,ofs[i]+j*2);
-
- for (i=0;i<f->numchars;i++)
- if (f->glyph[i].shape)
- swf_SetSimpleShape(t,f->glyph[i].shape);
-
- swf_ResetWriteBits(t);
- free(ofs);
- return 0;
-}
-
-int swf_FontSetInfo(TAG * t,SWFFONT * f)
-{ int l,i;
- U8 wide=0;
- if ((!t)||(!f)) return -1;
- swf_ResetWriteBits(t);
- swf_SetU16(t,f->id);
- l = strlen(f->name); if (l>255) l = 255;
- swf_SetU8(t,l);
- swf_SetBlock(t,f->name,l);
- if(f->numchars>=256)
- wide=1;
- swf_SetU8(t,(f->flags&0xfe)|wide);
-
- for (i=0;i<f->numchars;i++) {
- if (f->glyph[i].shape)
- wide?swf_SetU16(t,f->glyph2ascii[i]):
- swf_SetU8(t,f->glyph2ascii[i]);
- }
-
- return 0;
-}
-
-int swf_FontExport(int handle,SWFFONT * f)
-{ int l;
- int i;
- if (!f) return 0;
-
- l = sizeof(SWFFONT);
- if (handle>=0)
- if (write(handle,f,sizeof(SWFFONT))!=sizeof(SWFFONT)) return -1;
-
- if (f->name)
- { U16 ln = strlen(f->name);
- l+=2+ln;
- if (handle>=0)
- { if (write(handle,&ln,2)!=2) return -1;
- if (write(handle,f->name,ln)!=ln) return -1;
- }
- }
-
- if (f->layout)
- { l+=sizeof(SWFLAYOUT);
- if (handle>=0)
- if (write(handle,f->layout,sizeof(SWFLAYOUT))!=sizeof(SWFLAYOUT)) return -1;
-/* new kerning struct. hope commenting this out doesn't break things
- if (f->layout->kerning.data)
- { l+=f->layout->kerning.count*4;
- if (handle>=0)
- if (write(handle,f->layout->kerning.data,f->layout->kerning.count*4)!=f->layout->kerning.count*4) return -1;
- }*/
- }
-
- for (i=0;i<f->numchars;i++)
- { if (f->glyph[i].shape)
- { int ll = swf_ShapeExport(handle,f->glyph[i].shape);
- if (ll<0) return -1;
- l+=ll;
- }
- }
-
- return l;
-}
-
-int swf_FontImport(int handle,SWFFONT * * font)
-{ SWFFONT * f;
- int layout;
- int i = 0;
-
- if ((!font)||(handle<0)) return -1;
-
- f = (SWFFONT *)malloc(sizeof(SWFFONT)); font[0] = f;
- if (!f) return -1;
-
- memset(f,0x00,sizeof(SWFFONT));
-
- if (read(handle,f,sizeof(SWFFONT))!=sizeof(SWFFONT)) goto fehler;
-
- layout = (f->layout)?1:0; // avoid illegal free()
- f->layout = NULL;
-
- if (f->name)
- { U16 ln;
- f->name = NULL;
- if (read(handle,&ln,2)!=2) goto fehler;
- f->name = (U8*)malloc(ln+1);
- if (!f->name) goto fehler;
- if (read(handle,f->name,ln)!=ln) goto fehler;
- f->name[ln] = 0;
- }
-
- if (f->layout)
- { f->layout = (SWFLAYOUT *)malloc(sizeof(SWFLAYOUT));
- if (!f->layout) goto fehler;
- if (read(handle,f->layout,sizeof(SWFLAYOUT))!=sizeof(SWFLAYOUT)) goto fehler;
- /* new kerning struct. hope commenting this out doesn't break things
- if (f->layout->kerning.data)
- { int l = f->layout->kerning.count*4;
- f->layout->kerning.data = (U8*)malloc(l);
- if (!f->layout->kerning.data) goto fehler;
- if (read(handle,f->layout->kerning.data,l)!=l) goto fehler;
- } */
- }
-
- for (i=0;i<f->numchars;i++)
- { if (f->glyph[i].shape)
- { if (swf_ShapeImport(handle,&f->glyph[i].shape)<0) goto fehler;
- }
- }
-
- f->id = 0;
-
- return 0;
-
-fehler:
- if (f) for (;i<MAX_CHAR_PER_FONT;i++) f->glyph[i].shape = NULL;
- swf_FontFree(f);
- font[0] = NULL;
- return -1;
-}
-
-int swf_TextPrintDefineText(TAG * t,SWFFONT * f)
-{ int id = swf_GetTagID(t);
- if ((id==ST_DEFINETEXT)||(id==ST_DEFINETEXT2)) swf_FontExtract_DefineText(f->id,f,t,FEDTJ_PRINT);
- else return -1;
- return 0;
+int swf_FontUse(SWFFONT * f, U8 * s)
+{
+ if (!f->use)
+ swf_FontInitUsage(f);
+ if( (!s))
+ return -1;
+ while (*s) {
+ if(*s < f->maxascii && f->ascii2glyph[*s]>=0)
+ f->use->chars[f->ascii2glyph[*s]] = 1;
+ s++;
+ }
+ return 0;
}
-void swf_LayoutFree(SWFLAYOUT * l)
-{ if (l)
- { if (l->kerning) free(l->kerning);
- l->kerning = NULL;
- if (l->bounds) free(l->bounds);
- l->bounds = NULL;
- }
- free(l);
+int swf_FontUseGlyph(SWFFONT * f, int glyph)
+{
+ if (!f->use)
+ swf_FontInitUsage(f);
+ if(glyph < 0 || glyph >= f->numchars)
+ return -1;
+ f->use->chars[glyph] = 1;
+ return 0;
}
-void swf_FontFree(SWFFONT * f)
-{ if (f)
- { int i;
-
- if (f->name) free(f->name);
- if (f->layout) swf_LayoutFree(f->layout);
+int swf_FontSetDefine(TAG * t, SWFFONT * f)
+{
+ U16 *ofs = (U16 *) rfx_alloc(f->numchars * 2);
+ int p, i, j;
+
+ if ((!t) || (!f))
+ return -1;
+ swf_ResetWriteBits(t);
+ swf_SetU16(t, f->id);
+
+ p = 0;
+ j = 0;
+ for (i = 0; i < f->numchars; i++)
+ if (f->glyph[i].shape) {
+ ofs[j++] = p;
+ p += swf_SetSimpleShape(NULL, f->glyph[i].shape);
+ }
- f->name = NULL;
- f->layout = NULL;
+ for (i = 0; i < j; i++)
+ swf_SetU16(t, ofs[i] + j * 2);
+ if (!j) {
+ fprintf(stderr, "rfxswf: warning: Font is empty\n");
+ swf_SetU16(t, 0);
+ }
- if(f->glyph) {
- for (i=0;i<f->numchars;i++)
+ for (i = 0; i < f->numchars; i++)
if (f->glyph[i].shape)
- { swf_ShapeFree(f->glyph[i].shape);
- f->glyph[i].shape = NULL;
+ swf_SetSimpleShape(t, f->glyph[i].shape);
+
+ swf_ResetWriteBits(t);
+ rfx_free(ofs);
+ return 0;
+}
+
+static inline int fontSize(SWFFONT * font)
+{
+ int t;
+ int size = 0;
+ for (t = 0; t < font->numchars; t++) {
+ int l = 0;
+ if(font->glyph[t].shape)
+ l = (font->glyph[t].shape->bitlen + 7) / 8;
+ else
+ l = 8;
+ size += l + 1;
+ }
+ return size + (font->numchars + 1) * 2;
+}
+
+int swf_FontSetDefine2(TAG * tag, SWFFONT * f)
+{
+ U8 flags = 0;
+ int t;
+ int pos;
+ int pos2;
+ swf_SetU16(tag, f->id);
+
+ if (f->layout) flags |= 128; // haslayout
+ if (f->numchars > 256)
+ flags |= 4; // widecodes
+ if (f->style & FONT_STYLE_BOLD)
+ flags |= 1; // bold
+ if (f->style & FONT_STYLE_ITALIC)
+ flags |= 2; // italic
+ if (f->maxascii >= 256)
+ flags |= 4; //wide codecs
+ if (fontSize(f) > 65535)
+ flags |= 8; //wide offsets
+ flags |= 8 | 4; //FIXME: the above check doesn't work
+
+ if (f->encoding & FONT_ENCODING_ANSI)
+ flags |= 16; // ansi
+ if (f->encoding & FONT_ENCODING_UNICODE)
+ flags |= 32; // unicode
+ if (f->encoding & FONT_ENCODING_SHIFTJIS)
+ flags |= 64; // shiftjis
+
+ swf_SetU8(tag, flags);
+ swf_SetU8(tag, 0); //reserved flags
+ if (f->name) {
+ /* font name */
+ swf_SetU8(tag, strlen(f->name));
+ swf_SetBlock(tag, f->name, strlen(f->name));
+ } else {
+ /* font name (="") */
+ swf_SetU8(tag, 0);
+ }
+ /* number of glyphs */
+ swf_SetU16(tag, f->numchars);
+ /* font offset table */
+ pos = tag->len;
+ for (t = 0; t <= f->numchars; t++) {
+ if (flags & 8)
+ swf_SetU32(tag, /* fontoffset */ 0); /*placeholder */
+ else
+ swf_SetU16(tag, /* fontoffset */ 0); /*placeholder */
+ }
+
+ for (t = 0; t <= f->numchars; t++) {
+ if (flags & 8) {
+ tag->data[pos + t * 4] = (tag->len - pos);
+ tag->data[pos + t * 4 + 1] = (tag->len - pos) >> 8;
+ tag->data[pos + t * 4 + 2] = (tag->len - pos) >> 16;
+ tag->data[pos + t * 4 + 3] = (tag->len - pos) >> 24;
+ } else {
+ if (tag->len - pos > 65535) {
+ fprintf(stderr, "Internal error: Font too big and WideOffsets flag not set\n");
+ exit(1);
+ }
+ tag->data[pos + t * 2] = (tag->len - pos);
+ tag->data[pos + t * 2 + 1] = (tag->len - pos) >> 8;
}
- free(f->glyph);
- f->glyph = NULL;
+ if (t < f->numchars) {
+ if(f->glyph[t].shape) {
+ swf_SetSimpleShape(tag, f->glyph[t].shape);
+ } else {
+ swf_SetU8(tag, 0); //non-edge(1) + edge flags(5)
+ }
+ }
+ }
+
+
+ /* font code table */
+ if (flags & 4) { /* wide codes */
+ for (t = 0; t < f->numchars; t++) {
+ swf_SetU16(tag, f->glyph2ascii[t]);
+ }
+ } else {
+ for (t = 0; t < f->numchars; t++)
+ swf_SetU8(tag, f->glyph2ascii[t]);
+ }
+ if (f->layout) {
+ swf_SetU16(tag, f->layout->ascent);
+ swf_SetU16(tag, f->layout->descent);
+ swf_SetU16(tag, f->layout->leading);
+ for (t = 0; t < f->numchars; t++)
+ swf_SetU16(tag, f->glyph[t].advance);
+ for (t = 0; t < f->numchars; t++) {
+ swf_ResetWriteBits(tag);
+ swf_SetRect(tag, &f->layout->bounds[t]);
+ }
+ swf_SetU16(tag, f->layout->kerningcount);
+ for (t = 0; t < f->layout->kerningcount; t++) {
+ if (flags & 4) { /* wide codes */
+ swf_SetU16(tag, f->layout->kerning[t].char1);
+ swf_SetU16(tag, f->layout->kerning[t].char2);
+ } else {
+ swf_SetU8(tag, f->layout->kerning[t].char1);
+ swf_SetU8(tag, f->layout->kerning[t].char2);
+ }
+ swf_SetU16(tag, f->layout->kerning[t].adjustment);
+ }
+ }
+ return 0;
+}
+
+void swf_FontAddLayout(SWFFONT * f, int ascent, int descent, int leading)
+{
+ f->layout = (SWFLAYOUT *) rfx_alloc(sizeof(SWFLAYOUT));
+ f->layout->ascent = ascent;
+ f->layout->descent = descent;
+ f->layout->leading = leading;
+ f->layout->kerningcount = 0;
+ f->layout->kerning = 0;
+ f->layout->bounds = (SRECT *) rfx_calloc(sizeof(SRECT) * f->numchars);
+}
+
+int swf_FontSetInfo(TAG * t, SWFFONT * f)
+{
+ int l, i;
+ U8 wide = 0;
+ U8 flags = 0;
+ if ((!t) || (!f))
+ return -1;
+ swf_ResetWriteBits(t);
+ swf_SetU16(t, f->id);
+ l = f->name ? strlen(f->name) : 0;
+ if (l > 255)
+ l = 255;
+ swf_SetU8(t, l);
+ if (l)
+ swf_SetBlock(t, f->name, l);
+ if (f->numchars >= 256)
+ wide = 1;
+
+ if (f->style & FONT_STYLE_BOLD)
+ flags |= 2;
+ if (f->style & FONT_STYLE_ITALIC)
+ flags |= 4;
+ if (f->style & FONT_ENCODING_ANSI)
+ flags |= 8;
+ if (f->style & FONT_ENCODING_SHIFTJIS)
+ flags |= 16;
+ if (f->style & FONT_ENCODING_UNICODE)
+ flags |= 32;
+
+ swf_SetU8(t, (flags & 0xfe) | wide);
+
+ for (i = 0; i < f->numchars; i++) {
+ if (f->glyph[i].shape) {
+ int g2a = f->glyph2ascii[i];
+ wide ? swf_SetU16(t, g2a) : swf_SetU8(t, g2a);
+ }
+ }
+
+ return 0;
+}
+
+int swf_TextPrintDefineText(TAG * t, SWFFONT * f)
+{
+ int id = swf_GetTagID(t);
+ if ((id == ST_DEFINETEXT) || (id == ST_DEFINETEXT2))
+ swf_FontExtract_DefineText(f->id, f, t, FEDTJ_PRINT);
+ else
+ return -1;
+ return 0;
+}
+
+void swf_FontFree(SWFFONT * f)
+{
+ int i;
+ if (!f)
+ return;
+
+ if (f->glyph) {
+ for (i = 0; i < f->numchars; i++)
+ if (f->glyph[i].shape) {
+ swf_ShapeFree(f->glyph[i].shape);
+ f->glyph[i].shape = NULL;
+ }
+ rfx_free(f->glyph);
+ f->glyph = NULL;
}
- if(f->ascii2glyph) {
- free(f->ascii2glyph);
- f->ascii2glyph = NULL;
+ if (f->ascii2glyph) {
+ rfx_free(f->ascii2glyph);
+ f->ascii2glyph = NULL;
}
- if(f->glyph2ascii) {
- free(f->glyph2ascii);
- f->glyph2ascii = NULL;
+ if (f->glyph2ascii) {
+ rfx_free(f->glyph2ascii);
+ f->glyph2ascii = NULL;
}
- }
- free(f);
+ font_freename(f);
+ font_freelayout(f);
+ font_freeglyphnames(f);
+ font_freeusage(f);
+
+ rfx_free(f);
}
-int swf_TextSetInfoRecord(TAG * t,SWFFONT * font,U16 size,RGBA * color,S16 dx,S16 dy)
-{ U8 flags;
- if (!t) return -1;
+int swf_TextSetInfoRecord(TAG * t, SWFFONT * font, U16 size, RGBA * color, int dx, int dy)
+{
+ U8 flags;
+ if (!t)
+ return -1;
+
+ flags = TF_TEXTCONTROL | (font ? TF_HASFONT : 0) | (color ? TF_HASCOLOR : 0) | (dx ? TF_HASXOFFSET : 0)
+ | (dy ? TF_HASYOFFSET : 0);
+
+ swf_SetU8(t, flags);
+ if (font)
+ swf_SetU16(t, font->id);
+ if (color) {
+ if (swf_GetTagID(t) == ST_DEFINETEXT2)
+ swf_SetRGBA(t, color);
+ else
+ swf_SetRGB(t, color);
+ }
+ if (dx) {
+ if(dx != SET_TO_ZERO) {
+ if(dx>32767 || dx<-32768)
+ fprintf(stderr, "Warning: Horizontal char position overflow: %d\n", dx);
+ swf_SetS16(t, dx);
+ } else {
+ swf_SetS16(t, 0);
+ }
+ }
+ if (dy) {
+ if(dy != SET_TO_ZERO) {
+ if(dy>32767 || dy<-32768)
+ fprintf(stderr, "Warning: Vertical char position overflow: %d\n", dy);
+ swf_SetS16(t, dy);
+ } else {
+ swf_SetS16(t, 0);
+ }
+ }
+ if (font)
+ swf_SetU16(t, size);
- flags = TF_TEXTCONTROL|(font?TF_HASFONT:0)|(color?TF_HASCOLOR:0)|(dx?TF_HASXOFFSET:0)|(dy?TF_HASYOFFSET:0);
+ return 0;
+}
- swf_SetU8(t,flags);
- if (font) swf_SetU16(t,font->id);
- if (color)
- { if (swf_GetTagID(t)==ST_DEFINETEXT2) swf_SetRGBA(t,color);
- else swf_SetRGB(t,color);
- }
- if (dx) swf_SetS16(t,dx);
- if (dy) swf_SetS16(t,dy);
- if (font) swf_SetU16(t,size);
-
- return 0;
+static int swf_TextCountBits2(SWFFONT * font, U8 * s, int scale, U8 * gbits, U8 * abits, char *encoding)
+{
+ U16 g, a;
+ char utf8 = 0;
+ if ((!s) || (!font) || ((!gbits) && (!abits)) || (!font->ascii2glyph))
+ return -1;
+ g = a = 0;
+
+ if (!strcmp(encoding, "UTF8"))
+ utf8 = 1;
+ else if (!strcmp(encoding, "iso-8859-1"))
+ utf8 = 0;
+ else
+ fprintf(stderr, "Unknown encoding: %s", encoding);
+
+ while (*s) {
+ int glyph = -1, c;
+
+ if (!utf8)
+ c = *s++;
+ else
+ c = readUTF8char(&s);
+
+ if (c < font->maxascii)
+ glyph = font->ascii2glyph[c];
+ if (glyph >= 0) {
+ g = swf_CountUBits(glyph, g);
+ a = swf_CountBits(((((U32) font->glyph[glyph].advance) * scale) / 20) / 100, a);
+ }
+ }
+
+ if (gbits)
+ gbits[0] = (U8) g;
+ if (abits)
+ abits[0] = (U8) a;
+ return 0;
}
-int swf_TextCountBits(SWFFONT * font,U8 * s,int scale,U8 * gbits,U8 * abits)
-{ U16 g,a;
- if ((!s)||(!font)||((!gbits)&&(!abits))||(!font->ascii2glyph)) return -1;
- g = a = 0;
+static int swf_TextSetCharRecord2(TAG * t, SWFFONT * font, U8 * s, int scale, U8 gbits, U8 abits, char *encoding)
+{
+ int l = 0, pos;
+ char utf8 = 0;
+
+ if ((!t) || (!font) || (!s) || (!font->ascii2glyph))
+ return -1;
- while(s[0])
- {
- int glyph = font->ascii2glyph[s[0]];
- if(glyph>=0) {
- g = swf_CountBits(glyph,g);
- a = swf_CountBits((((U32)font->glyph[glyph].advance)*scale)/100,a);
+ if (!strcmp(encoding, "UTF8"))
+ utf8 = 1;
+ else if (!strcmp(encoding, "iso-8859-1"))
+ utf8 = 0;
+ else
+ fprintf(stderr, "Unknown encoding: %s", encoding);
+
+ pos = t->len;
+ swf_SetU8(t, l); //placeholder
+
+ while (*s) {
+ int g = -1, c;
+
+ if (!utf8)
+ c = *s++;
+ else
+ c = readUTF8char(&s);
+
+ if (c < font->maxascii)
+ g = font->ascii2glyph[c];
+ if (g >= 0) {
+ swf_SetBits(t, g, gbits);
+ swf_SetBits(t, ((((U32) font->glyph[g].advance) * scale) / 20) / 100, abits);
+ l++;
+ /* We split into 127 characters per text field.
+ We could do 255, by the (formerly wrong) flash specification,
+ but some SWF parsing code out there still assumes that char blocks
+ are at max 127 characters, and it would save only a few bits.
+ */
+ if (l == 0x7f)
+ break;
+ }
}
- s++;
- }
- if (gbits) gbits[0] = (U8)g;
- if (abits) abits[0] = (U8)a;
+ PUT8(&t->data[pos], l);
- return 0;
+ swf_ResetWriteBits(t);
+ return 0;
}
-int swf_TextSetCharRecord(TAG * t,SWFFONT * font,U8 * s,int scale,U8 gbits,U8 abits)
-{ int l,i;
-
- if ((!t)||(!font)||(!s)||(!font->ascii2glyph)) return -1;
-
- l = strlen(s);
- if (l>0x7f) l = 0x7f;
- swf_SetU8(t,l);
-
- for (i=0;i<l;i++)
- {
- int g = font->ascii2glyph[s[i]];
- if(g>=0) {
- swf_SetBits(t,g,gbits);
- swf_SetBits(t,(((U32)font->glyph[g].advance)*scale)/100,abits);
- }
- }
-
- swf_ResetWriteBits(t);
- return 0;
-}
-
-U32 swf_TextGetWidth(SWFFONT * font,U8 * s,int scale)
-{ U32 res = 0;
-
- if (font&&s)
- { while (s[0])
- {
- int g = font->ascii2glyph[*s];
- if(g>=0)
- res += font->glyph[g].advance;
- s++;
- }
- if (scale) res = (res*scale)/100;
- }
- return res;
-}
-
-void swf_WriteFont(SWFFONT*font, char* filename, int useDefineFont2)
-{ SWF swf;
- TAG * t;
- SRECT r;
- RGBA rgb;
- int f;
-
- if(useDefineFont2) {
- fprintf(stderr, "DefineFont2 is not yet supported!\n");
- useDefineFont2 = 0;
- }
-
- font->id = WRITEFONTID; //"FN"
-
- memset(&swf,0x00,sizeof(SWF));
-
- swf.fileVersion = 4;
- swf.frameRate = 0x4000;
- swf.movieSize.xmax = 20*640;
- swf.movieSize.ymax = 20*480;
-
- if(!useDefineFont2)
- /* if we use DefineFont1 to store the characters,
- we have to build a textfield to store the
- advance values. While at it, we can also
- make the whole .swf viewable */
- {
- t = swf_InsertTag(NULL,ST_SETBACKGROUNDCOLOR);
- swf.firstTag = t;
- rgb.r = 0xff;
- rgb.g = 0xff;
- rgb.b = 0xff;
- swf_SetRGB(t,&rgb);
- t = swf_InsertTag(t,ST_DEFINEFONT);
- }
- else
- {
- t = swf_InsertTag(NULL,ST_DEFINEFONT);
- swf.firstTag = t;
- }
-
- swf_FontSetDefine(t,font);
-
- t = swf_InsertTag(t,ST_DEFINEFONTINFO);
- swf_FontSetInfo(t,font);
-
- if(!useDefineFont2)
- {
+int swf_TextCountBits(SWFFONT * font, U8 * s, int scale, U8 * gbits, U8 * abits)
+{
+ return swf_TextCountBits2(font, s, scale, gbits, abits, "iso-8859-1");
+}
+
+int swf_TextSetCharRecord(TAG * t, SWFFONT * font, U8 * s, int scale, U8 gbits, U8 abits)
+{
+ return swf_TextSetCharRecord2(t, font, s, scale, gbits, abits, "iso-8859-1");
+}
+
+int swf_TextCountBitsUTF8(SWFFONT * font, U8 * s, int scale, U8 * gbits, U8 * abits)
+{
+ return swf_TextCountBits2(font, s, scale, gbits, abits, "UTF8");
+}
+
+int swf_TextSetCharRecordUTF8(TAG * t, SWFFONT * font, U8 * s, int scale, U8 gbits, U8 abits)
+{
+ return swf_TextSetCharRecord2(t, font, s, scale, gbits, abits, "UTF8");
+}
+
+U32 swf_TextGetWidth(SWFFONT * font, U8 * s, int scale)
+{
+ U32 res = 0;
+
+ if (font && s) {
+ while (s[0]) {
+ int g = -1;
+ if (*s < font->maxascii)
+ g = font->ascii2glyph[*s];
+ if (g >= 0)
+ res += font->glyph[g].advance / 20;
+ s++;
+ }
+ if (scale)
+ res = (res * scale) / 100;
+ }
+ return res;
+}
+
+SRECT swf_TextCalculateBBoxUTF8(SWFFONT * font, U8 * s, int scale)
+{
+ int xpos = 0;
+ int ypos = 0;
+ SRECT r;
+ swf_GetRect(0, &r);
+ while (*s) {
+ int c = readUTF8char(&s);
+ if(c==13 || c==10) {
+ if(s[0] == 10) {
+ s++;
+ }
+ xpos=0;
+ ypos+=font->layout->leading;
+ continue;
+ }
+ if (c < font->maxascii) {
+ int g = font->ascii2glyph[c];
+ if (g >= 0) {
+ SRECT rn = font->layout->bounds[g];
+ rn.xmin = (rn.xmin * scale) / 20 / 100 + xpos;
+ rn.xmax = (rn.xmax * scale) / 20 / 100 + xpos;
+ rn.ymin = (rn.ymin * scale) / 20 / 100 + ypos;
+ rn.ymax = (rn.ymax * scale) / 20 / 100 + ypos;
+ swf_ExpandRect2(&r, &rn);
+ xpos += (font->glyph[g].advance * scale) / 20 / 100;
+ }
+ }
+ }
+ return r;
+}
+
+
+SWFFONT *swf_ReadFont(char *filename)
+{
+ int f;
+ SWF swf;
+ if (!filename)
+ return 0;
+ f = open(filename, O_RDONLY|O_BINARY);
+
+ if (f < 0 || swf_ReadSWF(f, &swf) < 0) {
+ fprintf(stderr, "%s is not a valid SWF font file or contains errors.\n", filename);
+ close(f);
+ return 0;
+ } else {
+ SWFFONT *font;
+ close(f);
+ if (swf_FontExtract(&swf, WRITEFONTID, &font) < 0)
+ return 0;
+ swf_FreeTags(&swf);
+ return font;
+ }
+}
+
+void swf_WriteFont(SWFFONT * font, char *filename)
+{
+ SWF swf;
+ TAG *t;
+ SRECT r;
+ RGBA rgb;
+ int f;
+ int useDefineFont2 = 0;
+ int storeGlyphNames = 1;
+
+ if (font->layout)
+ useDefineFont2 = 1; /* the only thing new in definefont2
+ is layout information. */
+
+ font->id = WRITEFONTID; //"FN"
+
+ memset(&swf, 0x00, sizeof(SWF));
+
+ swf.fileVersion = 4;
+ swf.frameRate = 0x4000;
+
+ /* if we use DefineFont1 to store the characters,
+ we have to build a textfield to store the
+ advance values. While at it, we can also
+ make the whole .swf viewable */
+
+ /* we now always create viewable swfs, even if we
+ did use definefont2 -mk */
+ t = swf_InsertTag(NULL, ST_SETBACKGROUNDCOLOR);
+ swf.firstTag = t;
+ rgb.r = 0xef;
+ rgb.g = 0xef;
+ rgb.b = 0xff;
+ swf_SetRGB(t, &rgb);
+ if (!useDefineFont2) {
+ t = swf_InsertTag(t, ST_DEFINEFONT);
+ swf_FontSetDefine(t, font);
+ t = swf_InsertTag(t, ST_DEFINEFONTINFO);
+ swf_FontSetInfo(t, font);
+ } else {
+ t = swf_InsertTag(t, ST_DEFINEFONT2);
+ swf_FontSetDefine2(t, font);
+ }
+
+ if (storeGlyphNames && font->glyphnames) {
+ int c;
+ t = swf_InsertTag(t, ST_GLYPHNAMES);
+ swf_SetU16(t, WRITEFONTID);
+ swf_SetU16(t, font->numchars);
+ for (c = 0; c < font->numchars; c++) {
+ if (font->glyphnames[c])
+ swf_SetString(t, font->glyphnames[c]);
+ else
+ swf_SetString(t, "");
+ }
+ }
+
+ if (1) //neccessary only for df1, but pretty to look at anyhow, so do it always
+ {
int textscale = 400;
int s;
int xmax = 0;
- int ymax = textscale * 20;
- U8 gbits,abits;
- char text[257];
- int x,y;
- text[256]=0;
- for(s=0;s<256;s++)
- {
+ int ymax = 0;
+ int ypos = 1;
+ U8 gbits, abits;
+ int x, y, c;
+ int range = font->maxascii;
+
+ c = 0;
+ if (useDefineFont2 && range > 256) {
+ range = 256;
+ }
+
+ for (s = 0; s < range; s++) {
int g = font->ascii2glyph[s];
- text[s] = s;
- if(g>=0) {
- if(font->glyph[g].advance*textscale/100 > xmax)
- xmax = font->glyph[g].advance*textscale/100;
+ if (g >= 0) {
+ if ((font->glyph[g].advance * textscale / 20) / 64 > xmax) {
+ xmax = (font->glyph[g].advance * textscale / 20) / 64;
+ }
+ c++;
+ }
+ if ((s & 15) == 0) {
+ if (c) {
+ ypos++;
+ }
+ c = 0;
}
}
- swf.movieSize.xmax = xmax*20;
+ ymax = ypos * textscale * 2;
+
+ swf.movieSize.xmax = xmax * 20;
swf.movieSize.ymax = ymax;
- t = swf_InsertTag(t,ST_DEFINETEXT);
-
- swf_SetU16(t,font->id+1); // ID
-
- r.xmin = 0;
- r.ymin = 0;
- r.xmax = swf.movieSize.xmax*20;
- r.ymax = swf.movieSize.ymax;
-
- swf_SetRect(t,&r);
-
- swf_SetMatrix(t,NULL);
-
- abits = swf_CountBits(xmax*16, 0);
- gbits = 8;
-
- swf_SetU8(t,gbits);
- swf_SetU8(t,abits);
-
- rgb.r = 0x00;
- rgb.g = 0x00;
- rgb.b = 0x00;
- for(y=0;y<16;y++)
- {
- int c=0,lastx=-1, firstx=0;
- for(x=0;x<16;x++) {
- int g = font->ascii2glyph[y*16+x];
- if(g>=0 && font->glyph[g].shape) {
- c++;
- if(lastx<0)
- lastx = x*xmax;
- }
+ t = swf_InsertTag(t, ST_DEFINETEXT);
+
+ swf_SetU16(t, font->id + 1); // ID
+
+ r.xmin = 0;
+ r.ymin = 0;
+ r.xmax = swf.movieSize.xmax;
+ r.ymax = swf.movieSize.ymax;
+
+ swf_SetRect(t, &r);
+
+ swf_SetMatrix(t, NULL);
+
+ abits = swf_CountBits(xmax * 16, 0);
+ gbits = 8;
+
+ swf_SetU8(t, gbits);
+ swf_SetU8(t, abits);
+
+ rgb.r = 0x00;
+ rgb.g = 0x00;
+ rgb.b = 0x00;
+ ypos = 1;
+ for (y = 0; y < ((range + 15) / 16); y++) {
+ int c = 0, lastx = -1;
+ for (x = 0; x < 16; x++) {
+ int g = (y * 16 + x < range) ? font->ascii2glyph[y * 16 + x] : -1;
+ if (g >= 0 && font->glyph[g].shape) {
+ c++;
+ if (lastx < 0)
+ lastx = x * xmax;
}
- if(c) {
- swf_TextSetInfoRecord(t,font,textscale,&rgb,lastx+1,textscale*y);
- for(x=0;x<16;x++)
- {
- int g = font->ascii2glyph[y*16+x];
- if(g>=0 && font->glyph[g].shape) {
- if(lastx != x*xmax) {
- swf_TextSetInfoRecord(t,0,0,0,x*xmax+1,0);
+ }
+ if (c) {
+ swf_TextSetInfoRecord(t, font, textscale, &rgb, lastx + 1, textscale * ypos * 2);
+ for (x = 0; x < 16; x++) {
+ int g = (y * 16 + x < range) ? font->ascii2glyph[y * 16 + x] : -1;
+ if (g >= 0 && font->glyph[g].shape) {
+ if (lastx != x * xmax) {
+ swf_TextSetInfoRecord(t, 0, 0, 0, x * xmax + 1, 0);
}
- swf_SetU8(t,1);
+ swf_SetU8(t, 1);
swf_SetBits(t, g, gbits);
- swf_SetBits(t, font->glyph[g].advance, abits);
- lastx = x*xmax+font->glyph[g].advance;
+ swf_SetBits(t, font->glyph[g].advance / 20, abits);
+ lastx = x * xmax + (font->glyph[g].advance / 20);
swf_ResetWriteBits(t);
- }
- }
- }
+ }
+ }
+ ypos++;
}
- swf_SetU8(t,0);
-
- t = swf_InsertTag(t,ST_PLACEOBJECT2);
-
- swf_ObjectPlace(t,font->id+1,1,NULL,NULL,NULL);
-
- t = swf_InsertTag(t,ST_SHOWFRAME);
- }
-
- t = swf_InsertTag(t,ST_END);
-
- f = open(filename, O_RDWR|O_CREAT|O_TRUNC,0644);
- if FAILED(swf_WriteSWF(f,&swf)) fprintf(stderr,"WriteSWF() failed in writeFont().\n");
- close(f);
-
- swf_FreeTags(&swf);
-}
-
-SWFFONT* swf_ReadFont(char* filename)
-{
- int f;
- SWF swf;
- if(!filename)
- return 0;
- f = open(filename,O_RDONLY);
-
- if (f<0 || swf_ReadSWF(f,&swf)<0)
- { fprintf(stderr,"%s is not a valid SWF font file or contains errors.\n",filename);
- close(f);
- return 0;
- }
- else
- { SWFFONT*font;
+ }
+ swf_SetU8(t, 0);
+
+
+ t = swf_InsertTag(t, ST_PLACEOBJECT2);
+
+ swf_ObjectPlace(t, font->id + 1, 1, NULL, NULL, NULL);
+
+ t = swf_InsertTag(t, ST_SHOWFRAME);
+
+ }
+
+ t = swf_InsertTag(t, ST_END);
+
+ f = open(filename, O_RDWR | O_CREAT | O_TRUNC | O_BINARY, 0644);
+ if FAILED
+ (swf_WriteSWF(f, &swf)) fprintf(stderr, "WriteSWF() failed in writeFont().\n");
close(f);
- if(swf_FontExtract(&swf, WRITEFONTID, &font) < 0)
- return 0;
+
swf_FreeTags(&swf);
- return font;
- }
}
+
+void swf_SetEditText(TAG * tag, U16 flags, SRECT r, char *text, RGBA * color, int maxlength, U16 font, U16 height, EditTextLayout * layout, char *variable)
+{
+ swf_SetRect(tag, &r);
+ swf_ResetWriteBits(tag);
+
+ flags &= ~(ET_HASTEXT | ET_HASTEXTCOLOR | ET_HASMAXLENGTH | ET_HASFONT | ET_HASLAYOUT);
+ if (text)
+ flags |= ET_HASTEXT;
+ if (color)
+ flags |= ET_HASTEXTCOLOR;
+ if (maxlength)
+ flags |= ET_HASMAXLENGTH;
+ if (font)
+ flags |= ET_HASFONT;
+ if (layout)
+ flags |= ET_HASLAYOUT;
+
+ swf_SetBits(tag, flags, 16);
+
+ if (flags & ET_HASFONT) {
+ swf_SetU16(tag, font); //font
+ swf_SetU16(tag, height); //fontheight
+ }
+ if (flags & ET_HASTEXTCOLOR) {
+ swf_SetRGBA(tag, color);
+ }
+ if (flags & ET_HASMAXLENGTH) {
+ swf_SetU16(tag, maxlength); //maxlength
+ }
+ if (flags & ET_HASLAYOUT) {
+ swf_SetU8(tag, layout->align); //align
+ swf_SetU16(tag, layout->leftmargin); //left margin
+ swf_SetU16(tag, layout->rightmargin); //right margin
+ swf_SetU16(tag, layout->indent); //indent
+ swf_SetU16(tag, layout->leading); //leading
+ }
+ swf_SetString(tag, variable);
+ if (flags & ET_HASTEXT)
+ swf_SetString(tag, text);
+}
+
+SRECT swf_SetDefineText(TAG * tag, SWFFONT * font, RGBA * rgb, char *text, int scale)
+{
+ SRECT r;
+ U8 gbits, abits;
+ U8 *utext = (U8 *) strdup(text);
+ U8 *upos = utext;
+ int x = 0, y = 0;
+ int pos = 0;
+ int ystep = 0;
+ if (font->layout) {
+ r = swf_TextCalculateBBoxUTF8(font, text, scale * 20);
+ ystep = font->layout->leading;
+ } else {
+ fprintf(stderr, "No layout information- can't compute text bbox accurately");
+ /* Hm, without layout information, we can't compute a bounding
+ box. We could call swf_FontCreateLayout to create a layout,
+ but the caller probably doesn't want us to mess up his font
+ structure.
+ */
+ r.xmin = r.ymin = 0;
+ r.xmax = r.ymax = 1024 * 20;
+ ystep = 100;
+ }
+
+ swf_SetRect(tag, &r);
+
+ /* The text matrix is pretty boring, as it doesn't apply to
+ individual characters, but rather whole text objects (or
+ at least whole char records- haven't tested).
+ So it can't do anything which we can't already do with
+ the placeobject tag we use for placing the text on the scene.
+ */
+ swf_SetMatrix(tag, 0);
+
+ swf_TextCountBitsUTF8(font, text, scale * 20, &gbits, &abits);
+ swf_SetU8(tag, gbits);
+ swf_SetU8(tag, abits);
+
+ while(*upos) {
+ U8*next = upos;
+ int count = 0;
+
+ swf_TextSetInfoRecord(tag, font, (scale * 1024) / 100, rgb, x, y); //scale
+ x = 0;
+
+ while(*next && *next!=13 && *next!=10 && count<127) {
+ readUTF8char(&next);
+ count++;
+ }
+ if(next[0] == 13 || next[0] == 10) {
+ x = SET_TO_ZERO;
+ y += ystep;
+ }
+
+ if(next[0] == 13 && next[1] == 10)
+ next++;
+
+ if(next[0] == 13 || next[0] == 10) {
+ *next = 0;
+ next++;
+ }
+
+ /* now set the text params- notice that a font size of
+ 1024 means that the glyphs will be displayed exactly
+ as they would be in/with a defineshape. (Try to find
+ *that* in the flash specs)
+ */
+ /* set the actual text- notice that we just pass our scale
+ parameter over, as TextSetCharRecord calculates with
+ percent, too */
+ swf_TextSetCharRecordUTF8(tag, font, upos, scale * 20, gbits, abits);
+
+ upos= next;
+
+ printf("%s\n", upos);
+ }
+ free(utext);
+
+ swf_SetU8(tag, 0);
+ return r;
+}
+
+void swf_FontCreateLayout(SWFFONT * f)
+{
+ S16 leading = 0;
+ int t;
+ if (f->layout)
+ return;
+ if (!f->numchars)
+ return;
+
+ f->layout = (SWFLAYOUT *) rfx_calloc(sizeof(SWFLAYOUT));
+ f->layout->bounds = (SRECT *) rfx_alloc(f->numchars * sizeof(SRECT));
+ f->layout->ascent = -32767;
+ f->layout->descent = -32767;
+
+ for (t = 0; t < f->numchars; t++) {
+ SHAPE2 *shape2;
+ SRECT bbox;
+ int width;
+ shape2 = swf_ShapeToShape2(f->glyph[t].shape);
+ if (!shape2) {
+ fprintf(stderr, "Shape parse error\n");
+ exit(1);
+ }
+ bbox = swf_GetShapeBoundingBox(shape2);
+ swf_Shape2Free(shape2);
+ f->layout->bounds[t] = bbox;
+
+ width = (bbox.xmax);
+
+ /* The following is a heuristic- it may be that extractfont_DefineText
+ has already found out some widths for individual characters (from the way
+ they are used)- we now have to guess whether that width might be possible,
+ which is the case if it isn't either much too big or much too small */
+ if (width > f->glyph[t].advance * 3 / 2 || width < f->glyph[t].advance / 2)
+ f->glyph[t].advance = width;
+
+ if (-bbox.ymin > f->layout->ascent)
+ f->layout->ascent = bbox.ymin;
+ if (bbox.ymax > f->layout->descent)
+ f->layout->descent = bbox.ymax;
+ }
+}
+
+void swf_DrawText(drawer_t * draw, SWFFONT * font, int size, char *text)
+{
+ U8 *s = (U8 *) text;
+ int advance = 0;
+ while (*s) {
+ SHAPE *shape;
+ SHAPE2 *shape2;
+ SHAPELINE *l;
+ U32 c = readUTF8char(&s);
+ int g = font->ascii2glyph[c];
+ shape = font->glyph[g].shape;
+ if (((int) g) < 0) {
+ fprintf(stderr, "No char %d in font %s\n", c, font->name ? (char *) font->name : "?");
+ continue;
+ }
+ shape2 = swf_ShapeToShape2(shape);
+ l = shape2->lines;
+ while (l) {
+ if (l->type == moveTo) {
+ FPOINT to;
+ to.x = l->x * size / 100.0 / 20.0 + advance;
+ to.y = l->y * size / 100.0 / 20.0;
+ draw->moveTo(draw, &to);
+ } else if (l->type == lineTo) {
+ FPOINT to;
+ to.x = l->x * size / 100.0 / 20.0 + advance;
+ to.y = l->y * size / 100.0 / 20.0;
+ draw->lineTo(draw, &to);
+ } else if (l->type == splineTo) {
+ FPOINT mid, to;
+ mid.x = l->sx * size / 100.0 / 20.0 + advance;
+ mid.y = l->sy * size / 100.0 / 20.0;
+ to.x = l->x * size / 100.0 / 20.0 + advance;
+ to.y = l->y * size / 100.0 / 20.0;
+ draw->splineTo(draw, &mid, &to);
+ }
+ l = l->next;
+ }
+ swf_Shape2Free(shape2);
+ advance += font->glyph[g].advance * size / 100.0 / 20.0;
+ }
+}
git.asbjorn.biz / swftools.git / blobdiff