initial revision.

diff --git a/lib/example/hexfont.c b/lib/example/hexfont.c
new file mode 100644 (file)
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--- /dev/null
+++ b/lib/example/hexfont.c
@@ -0,0 +1,87 @@
+/* hexfont.c
+
+   Example for how to construct an SWF font from another SWF font.
+   
+   Part of the swftools package.
+
+   Copyright (c) 2004 Matthias Kramm <kramm@quiss.org>
+ 
+   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 */
+
+#include <stdio.h>
+#include <fcntl.h>
+#include <math.h>
+#include "../rfxswf.h"
+
+int main()
+{
+    char* hex = "0123456789ABCDEF";
+    SWFFONT* font = swf_LoadFont("Courier.swf");
+    SWFFONT hexfont;
+
+    memset(&hexfont, 0, sizeof(hexfont));
+    hexfont.name = "HexFont";
+    hexfont.layout = malloc(sizeof(SWFLAYOUT));
+    hexfont.numchars = 256;
+    hexfont.maxascii = 256;
+    hexfont.encoding = 32;
+    hexfont.glyph2ascii = malloc(sizeof(U16)*256);
+    hexfont.ascii2glyph = malloc(sizeof(int)*256);
+    hexfont.glyph = malloc(sizeof(SWFGLYPH)*256);
+    hexfont.glyphnames = malloc(sizeof(char*)*256);
+    hexfont.layout->bounds = malloc(sizeof(SRECT)*256);
+    hexfont.layout->kerningcount = 0;
+    hexfont.layout->kerning = 0;
+    int t;
+    int ymax =-0x7fffffff;
+    int ymin = 0x7fffffff;
+    for(t=0;t<256;t++) 
+    {
+       char nr[5];
+       nr[0] = '[';
+       nr[1] = hex[t/16];
+       nr[2] = hex[t&15];
+       nr[3] = ']';
+       nr[4] = 0;
+       drawer_t draw;
+       swf_Shape01DrawerInit(&draw, 0);
+       swf_DrawText(&draw, font, (int)(10*20), nr);
+       draw.finish(&draw);
+       hexfont.glyph[t].shape = swf_ShapeDrawerToShape(&draw);
+       hexfont.layout->bounds[t] = swf_ShapeDrawerGetBBox(&draw);
+       hexfont.glyph[t].advance = hexfont.layout->bounds[t].xmax + hexfont.layout->bounds[t].xmin;
+       draw.dealloc(&draw);
+       hexfont.glyph2ascii[t] = t;
+       hexfont.ascii2glyph[t] = t;
+       hexfont.glyphnames[t] = strdup(nr);
+       if(hexfont.layout->bounds[t].ymax > ymax)
+           ymax = hexfont.layout->bounds[t].ymax;
+       if(hexfont.layout->bounds[t].ymin < ymin)
+           ymin = hexfont.layout->bounds[t].ymin;
+       if(t>=0xe4) {
+           hexfont.glyph2ascii[t] = 0;
+       }
+    }
+
+    hexfont.layout->ascent = ymin<0?-ymin:0;
+    hexfont.layout->descent = ymax>0?ymax:0;
+    hexfont.layout->leading = hexfont.layout->ascent + hexfont.layout->descent;
+
+    swf_WriteFont(&hexfont, "hexfont.swf");
+    return 0;
+}
+