lib/example/shape1.c

   1 /* shape1.c
   2
   3    Example implementation for drawing a shape with rfxswf
   4
   5    Part of the swftools package.
   6
   7    Copyright (c) 2000, 2001 Rainer Böhme <rfxswf@reflex-studio.de>
   8
   9    This program is free software; you can redistribute it and/or modify
  10    it under the terms of the GNU General Public License as published by
  11    the Free Software Foundation; either version 2 of the License, or
  12    (at your option) any later version.
  13
  14    This program is distributed in the hope that it will be useful,
  15    but WITHOUT ANY WARRANTY; without even the implied warranty of
  16    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17    GNU General Public License for more details.
  18
  19    You should have received a copy of the GNU General Public License
  20    along with this program; if not, write to the Free Software
  21    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
  22
  23 #include <stdio.h>
  24 #include <fcntl.h>
  25 #include <math.h>
  26 #include "../rfxswf.h"
  27
  28
  29 int main (int argc,char ** argv)
  30 { SWF swf;
  31   TAG* t;
  32   RGBA rgb;
  33   SRECT r;
  34   SHAPE* s;
  35   S32 width=300,height = 300;
  36
  37   int f,i,ls1,ls2;
  38
  39   memset(&swf,0x00,sizeof(SWF));        // set global movie parameters
  40
  41   swf.fileVersion    = 4;               // make flash 4 compatible swf
  42   swf.frameRate      = 0x1900;          // about 0x19 frames per second
  43
  44   swf.movieSize.xmax = 20*width;        // flash units: 1 pixel = 20 units
  45   swf.movieSize.ymax = 20*height;
  46
  47   swf.firstTag = swf_InsertTag(NULL,ST_SETBACKGROUNDCOLOR);
  48
  49                                         // now create a tag list be connecting one after another
  50
  51   t = swf.firstTag;
  52
  53         rgb.r = 0xff;
  54         rgb.g = 0xff;
  55         rgb.b = 0xff;
  56         swf_SetRGB(t,&rgb);
  57
  58   t = swf_InsertTag(t,ST_DEFINESHAPE);
  59
  60         swf_ShapeNew(&s);               // create new shape instance
  61
  62                                         // add two different linestyles
  63         rgb.b = rgb.g = 0x00;
  64         ls1 = swf_ShapeAddLineStyle(s,40,&rgb);
  65
  66         rgb.r = 0; rgb.b = 0xff;
  67         ls2 = swf_ShapeAddLineStyle(s,40,&rgb);
  68
  69         swf_SetU16(t,1);                // now set character ID
  70
  71         r.xmin = 0;
  72         r.ymin = 0;
  73         r.xmax = 20*width;
  74         r.ymax = 20*height;
  75
  76         swf_SetRect(t,&r);              // set shape bounds
  77
  78
  79         swf_SetShapeHeader(t,s);        // write all styles to tag
  80
  81         swf_ShapeSetAll(t,s,0,0,ls1,0,0); // move to (0,0), select linestyle ls1 and no fillstyle
  82
  83
  84         swf_ShapeSetLine(t,s,10*width,10*height);    // draw something
  85         swf_ShapeSetStyle(t,s,ls2,0,0);            // change to second linestyle
  86
  87         for (i=1;i<10;i++)
  88           swf_ShapeSetCircle(t,s,10*width,10*height,i*width,i*height);
  89
  90         swf_ShapeSetEnd(t);                 // finish drawing
  91
  92         swf_ShapeFree(s);                   // clean shape structure (which isn't needed anymore after writing the tag)
  93
  94   t = swf_InsertTag(t,ST_PLACEOBJECT2);     // append tag to place your shape into the scene
  95
  96         swf_ObjectPlace(t,1,1,NULL,NULL,NULL); // set character with id 1 (our shape) to depth 1 (upper most layer)
  97
  98   t = swf_InsertTag(t,ST_SHOWFRAME);        // finish current frame
  99
 100   t = swf_InsertTag(t,ST_END);              // finish current movie (which has just one frame)
 101
 102 //  swf_WriteCGI(&swf);    <- use this to create direct CGI output
 103
 104                                             // write movie to file
 105
 106   f = open("shape1.swf",O_WRONLY|O_CREAT|O_TRUNC|O_BINARY, 0644);
 107   if FAILED(swf_WriteSWF(f,&swf)) fprintf(stderr,"WriteSWF() failed.\n");
 108   close(f);
 109
 110   swf_FreeTags(&swf);                       // cleanup
 111
 112 #ifdef __NT__                               // start flash player to show result on windows systems
 113   system("start ..\\shape1.swf");
 114 #endif
 115
 116   return 0;
 117 }
 118
 119