-/* swftext.c\r
-\r
- Text and font routines\r
- \r
- Extension module for the rfxswf library.\r
- Part of the swftools package.\r
-\r
- Copyright (c) 2001 Rainer Böhme <rfxswf@reflex-studio.de>\r
- \r
- This file is distributed under the GPL, see file COPYING for details \r
-\r
-*/\r
-\r
-#define TF_TEXTCONTROL 0x80\r
-#define TF_HASFONT 0x08\r
-#define TF_HASCOLOR 0x04\r
-#define TF_HASYOFFSET 0x02\r
-#define TF_HASXOFFSET 0x01\r
-\r
-#define FF_WIDECODES 0x01\r
-#define FF_BOLD 0x02\r
-#define FF_ITALIC 0x04\r
-#define FF_ANSI 0x08\r
-#define FF_SHIFTJIS 0x10\r
-#define FF_UNICODE 0x20\r
-\r
-int FontEnumerate(LPSWF swf,void (*FontCallback) (U16,U8*))\r
-{ int n;\r
- LPTAG t;\r
- if (!swf) return -1;\r
- t = swf->FirstTag;\r
- n = 0;\r
-\r
- while (t)\r
- { if (GetTagID(t)==ST_DEFINEFONTINFO)\r
- { n++;\r
- if (FontCallback)\r
- { U16 id;\r
- int l;\r
- U8 s[257];\r
- SaveTagPos(t);\r
- SetTagPos(t,0);\r
-\r
- id = GetU16(t);\r
- l = GetU8(t);\r
- GetBlock(t,s,l);\r
- s[l] = 0;\r
-\r
- (FontCallback)(id,s); \r
- \r
- RestoreTagPos(t);\r
- }\r
- }\r
- t = NextTag(t);\r
- }\r
- return n;\r
-}\r
-\r
-int FontExtract_DefineFont(int id,LPSWFFONT f,LPTAG t,LPSHAPE * shapes)\r
-{ U16 fid;\r
- SaveTagPos(t);\r
- SetTagPos(t,0);\r
-\r
- fid = GetU16(t);\r
- if ((!id)||(id==fid))\r
- { U16 ofs[MAX_CHAR_PER_FONT];\r
- int n,i;\r
- \r
- id = fid;\r
- f->id = fid;\r
-\r
- ofs[0] = GetU16(t);\r
- n = ofs[0]/2;\r
-\r
- for (i=1;i<n;i++) if (i<MAX_CHAR_PER_FONT) ofs[i] = GetU16(t); else GetU16(t);\r
- for (i=0;i<n;i++) if (i<MAX_CHAR_PER_FONT) GetSimpleShape(t,&shapes[i]);\r
- \r
- }\r
-\r
- RestoreTagPos(t);\r
- return id;\r
-}\r
-\r
-int FontExtract_DefineFontInfo(int id,LPSWFFONT f,LPTAG t,LPSHAPE * shapes)\r
-{ U16 fid;\r
- SaveTagPos(t);\r
- SetTagPos(t,0);\r
-\r
- fid = GetU16(t);\r
- if (fid==id)\r
- { U8 l = GetU8(t);\r
- int i;\r
- \r
- if (l)\r
- { if (f->name) free(f->name);\r
- f->name = (U8*)malloc(l+1);\r
- if (f->name)\r
- { GetBlock(t,f->name,l);\r
- f->name[l] = 0;\r
- }\r
- else\r
- { RestoreTagPos(t);\r
- return -1;\r
- }\r
- }\r
- f->flags = GetU8(t);\r
-\r
- i = 0;\r
- while (shapes[i])\r
- { U16 code = ((f->flags&FF_WIDECODES)?GetU16(t):GetU8(t))%MAX_CHAR_PER_FONT;\r
- \r
- f->glyph[code].shape = shapes[i];\r
- f->glyph[code].gid = i;\r
- if (i<MAX_CHAR_PER_FONT) f->codes[i] = code;\r
-\r
- i++;\r
- }\r
- }\r
-\r
- RestoreTagPos(t);\r
- return id;\r
-}\r
-\r
-#define FEDTJ_PRINT 0x01\r
-#define FEDTJ_MODIFY 0x02\r
-\r
-int FontExtract_DefineText(int id,LPSWFFONT f,LPTAG t,int jobs)\r
-{ U16 cid;\r
- SRECT r;\r
- MATRIX m;\r
- U8 gbits, abits, flags;\r
- int fid;\r
-\r
- fid = 0;\r
-\r
- SaveTagPos(t);\r
- SetTagPos(t,0);\r
-\r
- cid = GetU16(t);\r
- GetRect(t,&r);\r
- GetMatrix(t,&m);\r
- gbits = GetU8(t);\r
- abits = GetU8(t);\r
-\r
- flags = GetU8(t);\r
- \r
- while(flags)\r
- { if (flags&TF_TEXTCONTROL)\r
- { if (flags&TF_HASFONT) fid = GetU16(t);\r
- if (flags&TF_HASCOLOR)\r
- { GetU8(t); // rgb\r
- GetU8(t);\r
- GetU8(t);\r
- if (GetTagID(t)==ST_DEFINETEXT2) GetU8(t);\r
- }\r
- if (flags&TF_HASXOFFSET) GetS16(t);\r
- if (flags&TF_HASYOFFSET) GetS16(t);\r
- if (flags&TF_HASFONT) GetU16(t);\r
- }\r
- else\r
- { int i;\r
- for (i=0;i<flags;i++)\r
- { int glyph;\r
- int adv;\r
- glyph = GetBits(t,gbits);\r
- adv = GetBits(t,abits);\r
- if (id==fid) // mitlesen ?\r
- { int code = f->codes[glyph];\r
- if (jobs&FEDTJ_PRINT) printf("%c",code);\r
- if (jobs&FEDTJ_MODIFY)\r
- /*if (f->glyph[code].advance)*/ f->glyph[code].advance = adv;\r
- }\r
- }\r
- if ((id==fid)&&(jobs&FEDTJ_PRINT)) printf("\n");\r
- }\r
- flags = GetU8(t);\r
- }\r
- \r
- RestoreTagPos(t);\r
- return id;\r
-} \r
-\r
-int FontExtract(LPSWF swf,int id,LPSWFFONT * font)\r
-{ LPTAG t;\r
- LPSWFFONT f;\r
- LPSHAPE shapes[MAX_CHAR_PER_FONT];\r
- \r
- if ((!swf)||(!font)) return -1;\r
-\r
- f = (LPSWFFONT)malloc(sizeof(SWFFONT)); font[0] = f;\r
- if (!f) return -1;\r
- \r
- memset(shapes,0x00,sizeof(shapes));\r
- memset(f,0x00,sizeof(SWFFONT));\r
-\r
- t = swf->FirstTag;\r
-\r
- while (t)\r
- { int nid = 0;\r
- switch (GetTagID(t))\r
- { case ST_DEFINEFONT:\r
- nid = FontExtract_DefineFont(id,f,t,shapes);\r
- break;\r
- \r
- case ST_DEFINEFONTINFO:\r
- nid = FontExtract_DefineFontInfo(id,f,t,shapes);\r
- break;\r
- \r
- case ST_DEFINETEXT:\r
- case ST_DEFINETEXT2:\r
- nid = FontExtract_DefineText(id,f,t,FEDTJ_MODIFY);\r
- break;\r
- }\r
- if (nid>0) id = nid;\r
- t = NextTag(t);\r
- }\r
- return 0;\r
-}\r
-\r
-int FontIsItalic(LPSWFFONT f) { return f->flags&FF_ITALIC; }\r
-int FontIsBold(LPSWFFONT f) { return f->flags&FF_BOLD; }\r
-\r
-int FontSetID(LPSWFFONT f,U16 id) { if (!f) return -1; f->id = id; return 0; }\r
-\r
-int FontReduce(LPSWFFONT f,LPFONTUSAGE use)\r
-{ int i,j;\r
- if ((!f)||(!use)) return -1;\r
-\r
- memset(&f->codes,0x00,sizeof(f->codes));\r
-\r
- j = 0;\r
- for (i=0;i<MAX_CHAR_PER_FONT;i++)\r
- if (f->glyph[i].shape)\r
- { if (use->code[i])\r
- { f->glyph[i].gid = j;\r
- f->codes[j] = i;\r
- j++;\r
- }\r
- else\r
- { ShapeFree(f->glyph[i].shape);\r
- f->glyph[i].shape = 0;\r
- f->glyph[i].gid = 0;\r
- f->glyph[i].advance = 0;\r
- }\r
- } else f->glyph[i].gid = 0;\r
- \r
- return j;\r
-}\r
-\r
-int FontInitUsage(LPFONTUSAGE use)\r
-{ if (!use) return -1;\r
- memset(&use->code,0x00,sizeof(use->code));\r
- return 0;\r
-}\r
-\r
-int FontUse(LPFONTUSAGE use,U8 * s)\r
-{ if ((!use)||(!s)) return -1;\r
- while (s[0])\r
- { use->code[s[0]] = 1;\r
- s++;\r
- }\r
- return 0; \r
-}\r
-\r
-int FontSetDefine(LPTAG t,LPSWFFONT f)\r
-{ U16 ofs[MAX_CHAR_PER_FONT];\r
- int p,i,j;\r
- \r
- if ((!t)||(!f)) return -1;\r
- ResetBitcount(t);\r
- SetU16(t,f->id);\r
-\r
- p = 0; j = 0;\r
- for (i=0;i<MAX_CHAR_PER_FONT;i++)\r
- if (f->glyph[i].shape)\r
- { ofs[j++] = p;\r
- p+=SetSimpleShape(NULL,f->glyph[i].shape);\r
- }\r
-\r
- for (i=0;i<j;i++) SetU16(t,ofs[i]+j*2);\r
- \r
- for (i=0;i<MAX_CHAR_PER_FONT;i++)\r
- if (f->glyph[i].shape)\r
- SetSimpleShape(t,f->glyph[i].shape);\r
- \r
- ResetBitcount(t);\r
- return 0;\r
-}\r
-\r
-int FontSetInfo(LPTAG t,LPSWFFONT f)\r
-{ int l,i;\r
- if ((!t)||(!f)) return -1;\r
- ResetBitcount(t);\r
- SetU16(t,f->id);\r
- l = strlen(f->name); if (l>255) l = 255;\r
- SetU8(t,l);\r
- SetBlock(t,f->name,l);\r
- SetU8(t,f->flags&0xfe); // no Wide-Codes\r
-\r
- for (i=0;i<MAX_CHAR_PER_FONT;i++)\r
- if (f->glyph[i].shape)\r
- SetU8(t,i);\r
- \r
- return 0;\r
-}\r
-\r
-int FontExport(int handle,LPSWFFONT f)\r
-{ int l;\r
- int i;\r
- if (!f) return 0;\r
-\r
- l = sizeof(SWFFONT);\r
- if (handle>=0)\r
- if (write(handle,f,sizeof(SWFFONT))!=sizeof(SWFFONT)) return -1;\r
-\r
- if (f->name)\r
- { U16 ln = strlen(f->name);\r
- l+=2+ln;\r
- if (handle>=0)\r
- { if (write(handle,&ln,2)!=2) return -1;\r
- if (write(handle,f->name,ln)!=ln) return -1;\r
- }\r
- }\r
-\r
- if (f->layout)\r
- { l+=sizeof(SWFLAYOUT);\r
- if (handle>=0)\r
- if (write(handle,f->layout,sizeof(SWFLAYOUT))!=sizeof(SWFLAYOUT)) return -1;\r
- if (f->layout->kerning.data)\r
- { l+=f->layout->kerning.count*4;\r
- if (handle>=0)\r
- if (write(handle,f->layout->kerning.data,f->layout->kerning.count*4)!=f->layout->kerning.count*4) return -1;\r
- }\r
- }\r
-\r
- for (i=0;i<MAX_CHAR_PER_FONT;i++)\r
- { if (f->glyph[i].shape)\r
- { int ll = ShapeExport(handle,f->glyph[i].shape);\r
- if (ll<0) return -1;\r
- l+=ll;\r
- } \r
- }\r
-\r
- return l;\r
-}\r
-\r
-int FontImport(int handle,LPSWFFONT * font)\r
-{ LPSWFFONT f;\r
- int layout;\r
- int i = 0;\r
-\r
- if ((!font)||(handle<0)) return -1;\r
-\r
- f = (LPSWFFONT)malloc(sizeof(SWFFONT)); font[0] = f;\r
- if (!f) return -1;\r
-\r
- memset(f,0x00,sizeof(SWFFONT));\r
- \r
- if (read(handle,f,sizeof(SWFFONT))!=sizeof(SWFFONT)) goto fehler;\r
-\r
- layout = (f->layout)?1:0; // avoid illegal free()\r
- f->layout = NULL;\r
-\r
- if (f->name)\r
- { U16 ln;\r
- f->name = NULL;\r
- if (read(handle,&ln,2)!=2) goto fehler;\r
- f->name = (U8*)malloc(ln+1);\r
- if (!f->name) goto fehler;\r
- if (read(handle,f->name,ln)!=ln) goto fehler;\r
- f->name[ln] = 0;\r
- }\r
-\r
- if (f->layout)\r
- { f->layout = (LPSWFLAYOUT)malloc(sizeof(SWFLAYOUT));\r
- if (!f->layout) goto fehler;\r
- if (read(handle,f->layout,sizeof(SWFLAYOUT))!=sizeof(SWFLAYOUT)) goto fehler;\r
- if (f->layout->kerning.data)\r
- { int l = f->layout->kerning.count*4;\r
- f->layout->kerning.data = (U8*)malloc(l);\r
- if (!f->layout->kerning.data) goto fehler;\r
- if (read(handle,f->layout->kerning.data,l)!=l) goto fehler;\r
- }\r
- }\r
-\r
- for (i=0;i<MAX_CHAR_PER_FONT;i++)\r
- { if (f->glyph[i].shape)\r
- { if (ShapeImport(handle,&f->glyph[i].shape)<0) goto fehler;\r
- }\r
- }\r
-\r
- f->id = 0;\r
- \r
- return 0;\r
- \r
-fehler:\r
- if (f) for (;i<MAX_CHAR_PER_FONT;i++) f->glyph[i].shape = NULL;\r
- FontFree(f);\r
- font[0] = NULL;\r
- return -1;\r
-}\r
-\r
-int TextPrintDefineText(LPTAG t,LPSWFFONT f)\r
-{ int id = GetTagID(t);\r
- if ((id==ST_DEFINETEXT)||(id==ST_DEFINETEXT2)) FontExtract_DefineText(f->id,f,t,FEDTJ_PRINT);\r
- else return -1;\r
- return 0;\r
-}\r
-\r
-void LayoutFree(LPSWFLAYOUT l)\r
-{ if (l)\r
- { if (l->kerning.data) free(l->kerning.data);\r
- l->kerning.data = NULL;\r
- }\r
- free(l);\r
-}\r
-\r
-void FontFree(LPSWFFONT f)\r
-{ if (f)\r
- { int i;\r
- \r
- if (f->name) free(f->name);\r
- if (f->layout) LayoutFree(f->layout);\r
-\r
- f->name = NULL;\r
- f->layout = NULL;\r
-\r
- for (i=0;i<MAX_CHAR_PER_FONT;i++)\r
- if (f->glyph[i].shape)\r
- { ShapeFree(f->glyph[i].shape);\r
- f->glyph[i].shape = NULL;\r
- }\r
- }\r
- free(f);\r
-}\r
-\r
-int TextSetInfoRecord(LPTAG t,LPSWFFONT font,U16 size,LPRGBA color,S16 dx,S16 dy)\r
-{ U8 flags;\r
- if (!t) return -1;\r
-\r
- flags = TF_TEXTCONTROL|(font?TF_HASFONT:0)|(color?TF_HASCOLOR:0)|(dx?TF_HASXOFFSET:0)|(dy?TF_HASYOFFSET:0);\r
-\r
- SetU8(t,flags);\r
- if (font) SetU16(t,font->id);\r
- if (color)\r
- { if (GetTagID(t)==ST_DEFINETEXT2) SetRGBA(t,color);\r
- else SetRGB(t,color);\r
- }\r
- if (dx) SetS16(t,dx);\r
- if (dy) SetS16(t,dy);\r
- if (font) SetU16(t,size);\r
- \r
- return 0;\r
-}\r
-\r
-int TextCountBits(LPSWFFONT font,U8 * s,int scale,U8 * gbits,U8 * abits)\r
-{ U16 g,a;\r
- if ((!s)||(!font)||((!gbits)&&(!abits))) return -1;\r
- g = a = 0;\r
-\r
- while(s[0])\r
- { g = CountBits(font->glyph[s[0]].gid,g);\r
- a = CountBits((((U32)font->glyph[s[0]].advance)*scale)/100,a);\r
- s++;\r
- }\r
-\r
- if (gbits) gbits[0] = (U8)g;\r
- if (abits) abits[0] = (U8)a;\r
-\r
- return 0;\r
-}\r
-\r
-int TextSetCharRecord(LPTAG t,LPSWFFONT font,U8 * s,int scale,U8 gbits,U8 abits)\r
-{ int l,i;\r
- \r
- if ((!t)||(!font)||(!s)) return -1;\r
-\r
- l = strlen(s);\r
- if (l>0x7f) l = 0x7f;\r
- SetU8(t,l);\r
-\r
- for (i=0;i<l;i++)\r
- { SetBits(t,font->glyph[s[i]].gid,gbits);\r
- SetBits(t,(((U32)font->glyph[s[i]].advance)*scale)/100,abits);\r
- }\r
-\r
- ResetBitcount(t);\r
- return 0;\r
-}\r
-\r
-U32 TextGetWidth(LPSWFFONT font,U8 * s,int scale)\r
-{ U32 res = 0;\r
-\r
- if (font&&s)\r
- { while (s[0])\r
- { res += font->glyph[s[0]].advance;\r
- s++;\r
- }\r
- if (scale) res = (res*scale)/100;\r
- }\r
- \r
- return res;\r
-}\r
+/* swftext.c
+
+ Text and font routines
+
+ Extension module for the rfxswf library.
+ Part of the swftools package.
+
+ Copyright (c) 2001 Rainer Böhme <rfxswf@reflex-studio.de>
+
+ This file is distributed under the GPL, see file COPYING for details
+
+*/
+
+#define TF_TEXTCONTROL 0x80
+#define TF_HASFONT 0x08
+#define TF_HASCOLOR 0x04
+#define TF_HASYOFFSET 0x02
+#define TF_HASXOFFSET 0x01
+
+#define FF_WIDECODES 0x01
+#define FF_BOLD 0x02
+#define FF_ITALIC 0x04
+#define FF_ANSI 0x08
+#define FF_SHIFTJIS 0x10
+#define FF_UNICODE 0x20
+
+#define FF2_BOLD 0x01
+#define FF2_ITALIC 0x02
+#define FF2_WIDECODES 0x04
+#define FF2_WIDEOFFSETS 0x08
+#define FF2_ANSI 0x10
+#define FF2_UNICODE 0x20
+#define FF2_SHIFTJIS 0x40
+#define FF2_LAYOUT 0x80
+
+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) (U16,U8*))
+{ int n;
+ TAG * t;
+ if (!swf) return -1;
+ t = swf->firstTag;
+ n = 0;
+
+ while (t)
+ { if (swf_GetTagID(t)==ST_DEFINEFONTINFO || swf_GetTagID(t)==ST_DEFINEFONTINFO2 ||
+ swf_GetTagID(t)==ST_DEFINEFONT2)
+ { n++;
+ if (FontCallback)
+ { U16 id;
+ int l;
+ U8 s[257];
+ swf_SaveTagPos(t);
+ swf_SetTagPos(t,0);
+
+ id = swf_GetU16(t);
+ if(swf_GetTagID(t) == ST_DEFINEFONT2)
+ swf_GetU16(t);
+ l = swf_GetU8(t);
+ swf_GetBlock(t,s,l);
+ s[l] = 0;
+
+ (FontCallback)(id,s);
+
+ swf_RestoreTagPos(t);
+ }
+ }
+ t = swf_NextTag(t);
+ }
+ return n;
+}
+
+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 = 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;
+ 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) free(f->name);
+
+ f->name = (U8*)malloc(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*)malloc(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*)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;
+}
+
+int swf_FontExtract_DefineFont2(int id,SWFFONT * font,TAG * tag)
+{
+ int t, glyphcount;
+ int maxcode;
+ int fid;
+ 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
+
+ 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->name = (U8*)malloc(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]
+
+ if(glyphcount) /* this _if_ is not in the specs */
+ swf_GetU32(tag); // fontcodeoffset
+ } else {
+ for(t=0;t<glyphcount;t++)
+ swf_GetU16(tag); //offset[t]
+
+ if(glyphcount) /* this _if_ is not in the specs */
+ swf_GetU16(tag); // fontcodeoffset
+ }
+ for(t=0;t<glyphcount;t++)
+ swf_GetSimpleShape(tag,&(font->glyph[t].shape));
+
+ maxcode = 0;
+ for(t=0;t<glyphcount;t++) {
+ int code;
+ if(flags1&4) // wide codes
+ code = swf_GetU16(tag);
+ else
+ code = swf_GetU8(tag);
+ font->glyph2ascii[t] = code;
+ if(code > maxcode)
+ maxcode = code;
+ }
+ maxcode++;
+ 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[font->glyph2ascii[t]] = t;
+ }
+
+ 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++) {
+ S16 advance = swf_GetS16(tag);
+ font->glyph[t].advance = advance;
+ }
+ font->layout->bounds = malloc(glyphcount*sizeof(SRECT));
+ for(t=0;t<glyphcount;t++) {
+ swf_ResetReadBits(tag);
+ 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[t].char1 = swf_GetU16(tag);
+ font->layout->kerning[t].char2 = swf_GetU16(tag);
+ } else {
+ 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
+
+int swf_FontExtract_DefineTextCallback(int id,SWFFONT * f,TAG * t,int jobs,
+ void(*callback)(int*chars, int nr, int fontid))
+{ 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);
+ }
+ else
+ { int i;
+ int buf[256];
+ for (i=0;i<flags;i++)
+ { int glyph;
+ int adv;
+ glyph = swf_GetBits(t,gbits);
+ adv = swf_GetBits(t,abits);
+ if (id==fid) // mitlesen ?
+ if (jobs&FEDTJ_PRINT) {
+ { int code = f->glyph2ascii[glyph];
+ printf("%c",code);
+ }
+ if (jobs&FEDTJ_MODIFY)
+ /*if (!f->glyph[code].advance)*/ f->glyph[glyph].advance = adv;
+ }
+ buf[i] = glyph;
+ }
+ if ((id==fid)&&(jobs&FEDTJ_PRINT)) printf("\n");
+ if (jobs&FEDTJ_CALLBACK)
+ callback(buf, flags, fid);
+ }
+ flags = swf_GetU8(t);
+ }
+
+ swf_RestoreTagPos(t);
+ return id;
+}
+
+int swf_FontExtract_DefineText(int id,SWFFONT * f,TAG * t,int jobs)
+{
+ return swf_FontExtract_DefineTextCallback(id,f,t,jobs,0);
+}
+
+int swf_FontExtract(SWF * swf,int id,SWFFONT * * font)
+{ TAG * t;
+ SWFFONT * f;
+
+ if ((!swf)||(!font)) return -1;
+
+ f = (SWFFONT *)malloc(sizeof(SWFFONT));
+ memset(f,0x00,sizeof(SWFFONT));
+
+ t = swf->firstTag;
+
+ 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;
+ }
+ if (nid>0) id = nid;
+ t = swf_NextTag(t);
+ }
+ if(f->id != id) {
+ 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; }
+
+int swf_FontReduce(SWFFONT * f,FONTUSAGE * use)
+{ int i,j;
+ 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 = NULL;
+ f->glyph[i].advance = 0;
+ }
+ } else f->ascii2glyph[f->glyph2ascii[i]] = -1;
+
+ f->numchars = j;
+
+ return j;
+}
+
+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_FontUse(FONTUSAGE * use,U8 * s)
+{ if ((!use)||(!s)) return -1;
+ while (s[0])
+ { use->code[s[0]] = 1;
+ s++;
+ }
+ return 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);
+ if(!j) {
+ fprintf(stderr, "rfxswf: warning: Font is empty\n");
+ swf_SetU16(t, 0);
+ }
+
+ 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_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
+ /* wideoffs 8 */
+ 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); /*placeholder*/
+ }
+ /* number of glyphs */
+ swf_SetU16(tag, f->numchars);
+ /* font offset table */
+ pos = tag->len;
+ for(t=0;t<f->numchars;t++)
+ {
+ swf_SetU16(tag, /* fontoffset */ 0); /*placeholder*/
+ }
+ pos2 = tag->len;
+ swf_SetU16(tag, 0); //fontcode-fontoffset
+ for(t=0;t<f->numchars;t++) {
+ tag->data[pos + t*2] = (tag->len-pos);
+ tag->data[pos + t*2 + 1] = (tag->len-pos) >> 8;
+ swf_SetSimpleShape(tag, f->glyph[t].shape);
+ }
+
+ tag->data[pos2] = tag->len - pos;
+ tag->data[pos2 + 1] = (tag->len - pos) >> 8;
+
+ /* 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_SetU8(tag,f->layout->kerning[t].char1);
+ swf_SetU8(tag,f->layout->kerning[t].char2);
+ } else {
+ swf_SetU16(tag,f->layout->kerning[t].char1);
+ swf_SetU16(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*)malloc(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*)malloc(sizeof(SRECT)*f->numchars);
+ memset(f->layout->bounds, 0, 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)
+ wide?swf_SetU16(t,f->glyph2ascii[i]):
+ swf_SetU8(t,f->glyph2ascii[i]);
+ }
+
+ 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_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);
+}
+
+void swf_FontFree(SWFFONT * f)
+{ if (f)
+ { int i;
+
+ if (f->name) free(f->name);
+ if (f->layout) swf_LayoutFree(f->layout);
+
+ f->name = NULL;
+ f->layout = NULL;
+
+ 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;
+ }
+ free(f->glyph);
+ f->glyph = NULL;
+ }
+ if(f->ascii2glyph) {
+ free(f->ascii2glyph);
+ f->ascii2glyph = NULL;
+ }
+ if(f->glyph2ascii) {
+ free(f->glyph2ascii);
+ f->glyph2ascii = NULL;
+ }
+ }
+ free(f);
+}
+
+int swf_TextSetInfoRecord(TAG * t,SWFFONT * font,U16 size,RGBA * color,S16 dx,S16 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) swf_SetS16(t,dx);
+ if (dy) swf_SetS16(t,dy);
+ if (font) swf_SetU16(t,size);
+
+ 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;
+
+ while(s[0])
+ {
+ int glyph = -1;
+ if(s[0] < font->maxascii)
+ glyph = font->ascii2glyph[s[0]];
+ if(glyph>=0) {
+ g = swf_CountUBits(glyph,g);
+ a = swf_CountBits((((U32)font->glyph[glyph].advance)*scale)/100,a);
+ }
+ s++;
+ }
+
+ if (gbits) gbits[0] = (U8)g;
+ if (abits) abits[0] = (U8)a;
+
+ return 0;
+}
+
+int swf_TextSetCharRecord(TAG * t,SWFFONT * font,U8 * s,int scale,U8 gbits,U8 abits)
+{ int l=0,i,pos;
+
+ if ((!t)||(!font)||(!s)||(!font->ascii2glyph)) return -1;
+
+ pos = t->len;
+ swf_SetU8(t, l); //placeholder
+
+ for (i=0;s[i];i++)
+ {
+ int g = -1;
+ if(s[i] < font->maxascii)
+ g = font->ascii2glyph[s[i]];
+ if(g>=0) {
+ swf_SetBits(t,g,gbits);
+ swf_SetBits(t,(((U32)font->glyph[g].advance)*scale)/100,abits);
+ l++;
+ if(l==0x7f)
+ break;
+ }
+ }
+
+ PUT8(&t->data[pos], l);
+
+ 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 = -1;
+ if(*s < font->maxascii)
+ g = font->ascii2glyph[*s];
+ if(g>=0)
+ res += font->glyph[g].advance;
+ s++;
+ }
+ if (scale) res = (res*scale)/100;
+ }
+ return res;
+}
+
+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;
+ 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;
+
+ 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 = 0xff;
+ rgb.g = 0xff;
+ 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(1) //useDefineFont2
+ { int textscale = 400;
+ int s;
+ int xmax = 0;
+ int ymax = textscale * 2 * (font->maxascii/16+1);
+ U8 gbits,abits;
+ U8 text[MAX_CHAR_PER_FONT+1];
+ int x,y;
+ text[MAX_CHAR_PER_FONT]=0;
+ for(s=0;s<font->maxascii;s++)
+ {
+ int g = font->ascii2glyph[s];
+ text[s] = s;
+ if(g>=0) {
+ if(font->glyph[g].advance*textscale/64 > xmax)
+ xmax = font->glyph[g].advance*textscale/64;
+ }
+ }
+ 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<=((font->maxascii-1)/16);y++)
+ {
+ int c=0,lastx=-1;
+ /* TODO: firstx?? */
+ for(x=0;x<16;x++) {
+ int g = (y*16+x<font->maxascii)?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*2);
+ for(x=0;x<16;x++)
+ {
+ int g = (y*16+x<font->maxascii)?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_SetBits(t, g, gbits);
+ swf_SetBits(t, font->glyph[g].advance, abits);
+ lastx = x*xmax+font->glyph[g].advance;
+ swf_ResetWriteBits(t);
+ }
+ }
+ }
+ }
+ 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);
+}
+
+
+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*c = (U8*)text;
+ int pos = 0;
+ swf_GetRect(0, &r);
+ if(font->layout) {
+ while(*c) {
+ if(*c < font->maxascii) {
+ int g = font->ascii2glyph[*c];
+ if(g>=0) {
+ SRECT rn = font->layout->bounds[g];
+ rn.xmin = (rn.xmin * scale)/100 + pos;
+ rn.xmax = (rn.xmax * scale)/100 + pos;
+ rn.ymin = (rn.ymin * scale)/100;
+ rn.ymax = (rn.ymax * scale)/100;
+ swf_ExpandRect2(&r, &rn);
+ pos += (font->glyph[g].advance*scale*20)/100;
+ }
+ }
+ c++;
+ }
+ } else {
+ /* 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;
+ }
+
+ swf_SetRect(tag,&r);
+ swf_SetMatrix(tag,NULL);
+ swf_TextCountBits(font,text,scale*20,&gbits,&abits);
+ swf_SetU8(tag,gbits);
+ swf_SetU8(tag,abits);
+
+ /* 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)
+ */
+ swf_TextSetInfoRecord(tag,font,(scale*1024)/100,rgb,0,0); //scale
+
+ /* set the actual text- notice that we just pass our scale
+ parameter over, as TextSetCharRecord calculates with
+ percent, too */
+ swf_TextSetCharRecord(tag,font,text,scale*20,gbits,abits);
+
+ 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*)malloc(sizeof(SWFLAYOUT));
+ memset(f->layout, 0, sizeof(SWFLAYOUT));
+ f->layout->bounds = (SRECT*)malloc(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;
+ /* FIXME */
+ //width = (bbox.xmax - bbox.xmin)/20;
+ width = (bbox.xmax)/20;
+
+ /* 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*2 < f->glyph[t].advance)
+ 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;
+ }
+}
+
+