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| Rev | Author | Line No. | Line |
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| 1027 | bpr | 1 | /* Copyright (C) 1998-2003 XIAO, Gang of Universite de Nice - Sophia Antipolis |
| 2 | * |
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| 3 | * This program is free software; you can redistribute it and/or modify |
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| 4 | * it under the terms of the GNU General Public License as published by |
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| 5 | * the Free Software Foundation; either version 2 of the License, or |
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| 6 | * (at your option) any later version. |
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| 7 | * |
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| 8 | * This program is distributed in the hope that it will be useful, |
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| 9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 11 | * GNU General Public License for more details. |
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| 12 | * |
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| 13 | * You should have received a copy of the GNU General Public License |
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| 14 | * along with this program; if not, write to the Free Software |
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| 15 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
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| 16 | */ |
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| 17 | |||
| 18 | |||
| 19 | void vimg_init (void) |
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| 20 | { |
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| 21 | double x1,x2,y1,y2,t; |
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| 22 | char *p, *p1, namebuf[2048]; |
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| 23 | vimgf=NULL; |
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| 24 | if(vimgfilename[0]==0) vimgf=stdout; |
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| 25 | else { |
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| 7675 | bpr | 26 | p=getenv("flydraw_filebase"); |
| 27 | if(p!=NULL && *p!=0) { /* secured execution */ |
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| 28 | if(vimgfilename[0]=='/' || strstr(vimgfilename,"..")!=NULL) goto init_fail; |
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| 29 | for(p1=vimgfilename;*p1;p1++) |
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| 30 | if(!isalnum(*p1) && !isspace(*p1) && strchr("~_-/.",*p1)==NULL) goto init_fail; |
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| 31 | p1=getenv("w_wims_session"); |
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| 32 | if(p1!=NULL && *p1!=0) { |
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| 33 | snprintf(namebuf,sizeof(namebuf),"../s2/%s/%s",p1,vimgfilename); |
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| 34 | vimgf=fopen(namebuf,"w"); |
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| 35 | } |
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| 36 | else goto init_fail; |
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| 37 | } |
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| 38 | else vimgf=fopen(vimgfilename,"w"); |
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| 1027 | bpr | 39 | } |
| 40 | if(vimgf==NULL) { |
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| 7675 | bpr | 41 | init_fail: vimg_enable=0; return; |
| 1027 | bpr | 42 | } |
| 43 | x1=xstart; y1=ystart; |
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| 44 | x2=sizex/xscale+xstart; |
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| 45 | y2=sizey/yscale+ystart; |
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| 46 | if(x2<x1) {t=x1;x1=x2;x2=t;} |
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| 47 | if(y2<y1) {t=y1;y1=y2;y2=t;} |
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| 48 | fprintf(vimgf,"999\nDXF created by Flydraw\n\ |
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| 49 | 0\nSECTION\n 2\nHEADER\n\ |
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| 50 | 9\n$ACADVER\n 1\nAC1006\n\ |
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| 51 | 9\n$INSBASE\n 10\n0.0\n 20\n0.0\n 30\n0.0\n\ |
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| 52 | 9\n$EXTMIN\n 10\n%f\n 20\n%f\n\ |
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| 53 | 9\n$EXTMAX\n 10\n%f\n 20\n%f\n\ |
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| 54 | 9\n$LIMMIN\n 10\n%f\n 20\n%f\n\ |
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| 55 | 9\n$LIMMAX\n 10\n%f\n 20\n%f\n\ |
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| 56 | 9\n$MEASUREMENT\n 70\n1\n 0\nENDSEC\n\ |
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| 57 | 0\nSECTION\n 2\nCLASSES\n 0\nENDSEC\n\ |
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| 58 | 0\nSECTION\n 2\nTABLES\n\ |
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| 59 | 0\nTABLE\n 2\nLTYPE\n 70\n1\n\ |
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| 60 | 0\nLTYPE\n 2\nCONTINUOUS\n 70\n64\n 3\nSolid line\n\ |
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| 61 | 72\n65\n 73\n0\n 40\n0.0000\n 0\nENDTAB\n\ |
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| 62 | 0\nTABLE\n 2\nLAYER\n 70\n1\n\ |
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| 63 | 0\nLAYER\n 2\n1\n 70\n64\n 62\n7\n 6\nCONTINUOUS\n\ |
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| 64 | 0\nENDTAB\n\ |
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| 65 | 0\nTABLE\n 2\nSTYLE\n 70\n0\n 0\nENDTAB\n\ |
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| 66 | 0\nENDSEC\n\ |
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| 67 | 0\nSECTION\n 2\nBLOCKS\n 0\nENDSEC\n\ |
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| 68 | 0\nSECTION\n 2\nENTITIES\n", |
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| 7675 | bpr | 69 | x1,y1,x2,y2, x1,y1,x2,y2); |
| 1027 | bpr | 70 | vimg_ready=1; |
| 71 | } |
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| 72 | |||
| 73 | void vimg_close (void) |
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| 74 | { |
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| 75 | if(vimgf==NULL || vimg_ready==0) return; |
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| 76 | fprintf(vimgf," 0\nENDSEC \n 0\nEOF\n"); |
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| 77 | fclose(vimgf); vimg_ready=vimg_enable=0; vimgf=NULL; |
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| 78 | } |
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| 79 | |||
| 80 | void vimg_arc (double x0,double y0, double rx, double ry,double a1, double a2) |
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| 81 | { |
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| 82 | double mx,my,ratio; |
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| 83 | if(rx==ry) { |
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| 7675 | bpr | 84 | fprintf(vimgf," 0\nARC\n 8\n1\n 10\n%f\n 20\n%f\n 40\n%f\n\ |
| 1027 | bpr | 85 | 50\n%f\n51\n%f\n",x0,y0,rx,a1,a2); |
| 7675 | bpr | 86 | return; |
| 1027 | bpr | 87 | } |
| 88 | if(rx>ry) {mx=rx;my=0;ratio=ry/rx;} |
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| 89 | else {mx=0;my=ry;ratio=rx/ry;} |
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| 90 | fprintf(vimgf," 0\nELLIPSE\n 10\n%f\n 20\n%f\n\ |
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| 91 | 11\n%f\n 21\n%f\n 40\n%f\n 41\n%f\n 42\n%f\n", |
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| 7675 | bpr | 92 | x0,y0,mx,my,ratio, |
| 93 | a1*3.14159265/180,a2*3.14159265/180); |
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| 94 | |||
| 1027 | bpr | 95 | } |
| 96 | |||
| 97 | void vimg_ellipse (double x0, double y0, double rx, double ry) |
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| 98 | { |
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| 99 | if(rx==ry) { |
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| 7675 | bpr | 100 | fprintf(vimgf," 0\nCIRCLE\n 8\n1\n 10\n%f\n 20\n%f\n\ |
| 1027 | bpr | 101 | 40\n%f\n",x0,y0,rx); |
| 7675 | bpr | 102 | return; |
| 1027 | bpr | 103 | } |
| 104 | else vimg_arc (x0,y0,rx,ry,0,360); |
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| 105 | } |
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| 106 | |||
| 107 | void vimg_line (double x1,double y1,double x2,double y2) |
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| 108 | { |
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| 109 | fprintf(vimgf," 0\nLINE\n 8\n1\n10\n%f\n 20\n%f\n 11\n%f\n 21\n%f\n", |
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| 7675 | bpr | 110 | x1,y1,x2,y2); |
| 1027 | bpr | 111 | } |
| 112 | |||
| 113 | void vimg_polyline (double xy[], int cnt, int closed) |
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| 114 | { |
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| 115 | int i; |
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| 116 | fprintf(vimgf," 0\nPOLYLINE\n 70\n%d\n",closed); |
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| 117 | for(i=0;i<2*cnt;i++,i++) { |
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| 7675 | bpr | 118 | fprintf(vimgf," 0\nVERTEX\n 8\n1\n 10\n%f\n 20\n%f\n", |
| 119 | xy[i],xy[i+1]); |
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| 1027 | bpr | 120 | } |
| 121 | fprintf(vimgf," 0\nSEQEND\n"); |
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| 122 | } |
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| 123 | |||
| 124 | void vimg_rect (double x1, double y1, double x2, double y2) |
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| 125 | { |
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| 126 | double d[8]; |
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| 127 | d[0]=x1; d[1]=y1; d[2]=x1; d[3]=y2; |
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| 128 | d[4]=x2; d[5]=y2; d[6]=x2; d[7]=y1; |
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| 129 | vimg_polyline (d,4,1); |
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| 130 | } |
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| 131 | |||
| 132 | void vimg_plotstart (void) |
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| 133 | { |
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| 134 | fprintf(vimgf," 0\nPOLYLINE\n 8\n1\n 70\n0\n"); |
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| 135 | } |
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| 136 | |||
| 137 | void vimg_plot1 (double x, double y) |
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| 138 | { |
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| 139 | fprintf(vimgf," 0\nVERTEX\n 8\n1\n 10\n%f\n 20\n%f\n", x,y); |
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| 140 | } |
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| 141 | |||
| 142 | void vimg_plotend (void) |
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| 143 | { |
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| 144 | fprintf(vimgf," 0\nSEQEND\n"); |
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| 145 | } |
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| 146 |