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17676 | bpr | 1 | /* Copyright (C) 1998-2003 XIAO, Gang of Universite de Nice - Sophia Antipolis |
10 | reyssat | 2 | * |
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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8177 | bpr | 17 | |
18 | #include <errno.h> |
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8102 | bpr | 19 | #include "flydraw.h" |
18350 | bpr | 20 | void myGdImageArc(gdImagePtr, double, double, double, double, double, double, int); |
18317 | bpr | 21 | const double DEG=M_PI/180; |
8177 | bpr | 22 | |
17574 | bpr | 23 | /* Tikz things */ |
17599 | bpr | 24 | |
17608 | bpr | 25 | static char *tikz_color (int the_color) |
26 | { |
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27 | static char buf[50]; |
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28 | int r=gdImageRed(image,the_color); |
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29 | int g=gdImageGreen(image,the_color); |
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30 | int b=gdImageBlue(image,the_color); |
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31 | sprintf(buf, "{rgb,255:red,%i;green,%i;blue,%i}",r,g,b); |
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32 | return buf; |
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33 | } |
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34 | |||
17574 | bpr | 35 | static char *tikz_options (int the_color, int the_fill) |
36 | { |
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37 | static char buf[100]; |
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38 | if (the_color == gdBrushed) |
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39 | the_color = tikz_brushColor; |
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17608 | bpr | 40 | sprintf (buf, "draw=%s,cap=round",tikz_color(the_color)); |
17574 | bpr | 41 | if (the_color != tikz_brushColor) strcat(buf, ",thin"); |
18125 | bpr | 42 | if (the_fill == -1 || the_fill == 2) strcat(buf, ",dashed"); |
43 | if (the_fill == 1 || the_fill == 2) |
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17608 | bpr | 44 | sprintf(buf+strlen(buf), ",fill=%s", tikz_color(the_color)); |
17574 | bpr | 45 | return buf; |
46 | } |
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47 | |||
17662 | bpr | 48 | #define flip(y) (sizey-1-(y)) |
17574 | bpr | 49 | |
8010 | bpr | 50 | /* bug in gdImageFillToBorder */ |
10 | reyssat | 51 | |
8162 | bpr | 52 | void patchgdImageFillToBorder (gdImagePtr im, int x, int y, int border, int color) |
8076 | bpr | 53 | { |
12473 | bpr | 54 | if(x>=im->sx || x<0 || y>=im->sy || y<0) return; |
55 | gdImageFillToBorder(im,x,y,border,color); |
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8076 | bpr | 56 | } |
57 | |||
8162 | bpr | 58 | void patchgdImageFill (gdImagePtr im, int x, int y, int color) |
8156 | bpr | 59 | { |
12473 | bpr | 60 | if(x>=im->sx || x<0 || y>=im->sy || y<0) return; |
61 | gdImageFill(im,x,y,color); |
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8156 | bpr | 62 | } |
8076 | bpr | 63 | |
9651 | georgesk | 64 | #define DASHPIXELS 8 |
65 | |||
66 | void myDashedLine(gdImagePtr im, int x1, int y1, int x2, int y2, int color){ |
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67 | /** |
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68 | * emulates gdImageDashedLine with gdImageSetStyle and gdImageLine |
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69 | * GK: As gdImageDashedLine is slightly broken in latest libgd libraries, |
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70 | * GK: I implemented an emulation named "myDashedLine" |
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71 | **/ |
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72 | |||
73 | int styleDashed[DASHPIXELS],i; |
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74 | for (i=0; i< DASHPIXELS/2; i++) styleDashed[i]=color; |
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75 | for (; i< DASHPIXELS; i++) styleDashed[i]=gdTransparent; |
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76 | gdImageSetStyle(im, styleDashed, DASHPIXELS); |
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77 | gdImageLine(im, x1, y1, x2, y2, gdStyled); |
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78 | } |
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79 | |||
80 | |||
7675 | bpr | 81 | /* File opening: with security */ |
10 | reyssat | 82 | FILE *open4read(char *n) |
83 | { |
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12473 | bpr | 84 | char *p, *p1, *p2, namebuf[2048]; |
85 | int t; |
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86 | FILE *f; |
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87 | n=find_word_start(n); |
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88 | if(*n==0) return NULL; |
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89 | p=getenv("flydraw_filebase"); |
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90 | p1=n+strlen(n)-4;if(p1<n || strcasecmp(p1,".gif")!=0) t=1; else t=0; |
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91 | if(p!=NULL && *p!=0) { |
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92 | char pbuf[MAX_LINELEN+1]; |
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93 | snprintf(pbuf,sizeof(pbuf),"%s",p); |
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94 | p=find_word_start(pbuf); if(strstr(p,"..")!=NULL) return NULL; |
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95 | if(*n=='/' || strstr(n,"..")!=NULL) return NULL; |
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96 | /* prohibit unusual file/dir names */ |
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97 | for(p1=p;*p1;p1++) |
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98 | if(!isalnum(*p1) && !isspace(*p1) && strchr("~_-/.",*p1)==NULL) |
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99 | return NULL; |
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100 | for(p1=n;*p1;p1++) |
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101 | if(!isalnum(*p1) && !isspace(*p1) && strchr("~_-/.",*p1)==NULL) |
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102 | return NULL; |
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103 | f=NULL; |
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104 | for(p1=p; *p1; p1=find_word_start(p2)) { |
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105 | p2=find_word_end(p1); |
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106 | if(*p2) *p2++=0; |
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107 | snprintf(namebuf,sizeof(namebuf),"%s/%s",p1,n); |
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108 | f=fopen(namebuf,"r"); if(f!=NULL) goto imgtype; |
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10 | reyssat | 109 | } |
12473 | bpr | 110 | p1=getenv("w_wims_session"); |
111 | if(p1!=NULL && strncmp(n,"insert",6)==0) { |
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112 | snprintf(namebuf,sizeof(namebuf),"../s2/%s/%s",p1,n); |
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7675 | bpr | 113 | f=fopen(namebuf,"r"); |
10 | reyssat | 114 | } |
12473 | bpr | 115 | } |
116 | else { |
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117 | snprintf(namebuf,sizeof(namebuf),"%s",n); |
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118 | f=fopen(namebuf,"r"); |
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119 | } |
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120 | imgtype: |
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121 | if(t && f!=NULL) { |
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122 | char tbuf[1024],sbuf[4096]; |
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123 | fclose(f); f=NULL; |
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124 | p1=getenv("TMPDIR"); if(p1==NULL || *p1==0) p1="."; |
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125 | snprintf(tbuf,sizeof(tbuf),"%s/drawfile_.gif",p1); |
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126 | snprintf(sbuf,sizeof(sbuf),"convert %s %s",namebuf,tbuf); |
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127 | if (system(sbuf)) fly_error("system_failed"); |
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128 | f=fopen(tbuf,"r"); |
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129 | } |
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130 | return f; |
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10 | reyssat | 131 | } |
132 | |||
7675 | bpr | 133 | /* Does nothing; just a comment. */ |
10 | reyssat | 134 | void obj_comment(objparm *pm) |
135 | { |
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12473 | bpr | 136 | return; |
10 | reyssat | 137 | } |
138 | |||
7675 | bpr | 139 | /* define image size */ |
10 | reyssat | 140 | void obj_size(objparm *pm) |
141 | { |
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12473 | bpr | 142 | sizex=rint(pm->pd[0]); sizey=rint(pm->pd[1]); |
143 | if(sizex<0 || sizey<0 || sizex>MAX_SIZE || sizey>MAX_SIZE) { |
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144 | fly_error("bad_size"); return; |
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145 | } |
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146 | if(image!=NULL) { |
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147 | fly_error("size_already_defined"); return; |
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148 | } |
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149 | image=gdImageCreate(sizex,sizey); |
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17574 | bpr | 150 | if(tikz_file) fprintf(tikz_file,"\\clip (0,0) rectangle (%i, %i);\n", sizex, sizey); |
12473 | bpr | 151 | if(image==NULL) fly_error("image_creation_failure"); |
152 | else { |
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153 | color_white=gdImageColorAllocate(image,255,255,255); |
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154 | color_black=gdImageColorAllocate(image,0,0,0); |
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155 | color_bounder=gdImageColorAllocate(image,1,2,3); |
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156 | color_frame=gdImageColorAllocate(image,254,254,254); |
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157 | } |
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10 | reyssat | 158 | } |
159 | |||
7675 | bpr | 160 | /* new image */ |
10 | reyssat | 161 | void obj_new(objparm *pm) |
162 | { |
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12473 | bpr | 163 | if(image) { |
164 | gdImageDestroy(image);image=NULL; |
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165 | } |
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166 | if(pm->pcnt>=2) { obj_size(pm); gdImageRectangle(image,0,0,sizex-1,sizey-1,color_frame);} |
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167 | else sizex=sizey=0; |
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168 | saved=0; |
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10 | reyssat | 169 | } |
170 | |||
7675 | bpr | 171 | /* new image */ |
10 | reyssat | 172 | void obj_existing(objparm *pm) |
173 | { |
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12473 | bpr | 174 | FILE *inf; |
175 | char *pp; |
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7615 | bpr | 176 | |
12473 | bpr | 177 | if(image) { |
178 | gdImageDestroy(image);image=NULL; |
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179 | } |
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180 | pp=find_word_start(pm->str);*find_word_end(pp)=0; |
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181 | inf=open4read(pp); |
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182 | if(inf==NULL) { |
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183 | fly_error("file_not_exist"); return; |
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184 | } |
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185 | image=gdImageCreateFromGif(inf); fclose(inf); |
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186 | if(image==NULL) { |
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187 | fly_error("bad_gif"); return; |
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188 | } |
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189 | sizex=image->sx; sizey=image->sy; |
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190 | saved=0; |
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10 | reyssat | 191 | } |
18066 | bpr | 192 | /* tikzfile */ |
193 | void obj_tikzfile(objparm *pm) |
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194 | { |
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195 | char *p; |
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196 | if(tikz_file){ |
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197 | fprintf(tikz_file,"\\end{tikzpicture}\n"); |
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198 | fclose(tikz_file); |
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199 | } |
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200 | p=find_word_start(pm->str); *find_word_end(p)=0; |
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201 | snprintf(tikzfilename,sizeof(tikzfilename),"%s",p); |
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202 | tikz_file=fopen(tikzfilename,"w"); |
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203 | if(!tikz_file) |
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204 | fly_error("tikz_nopen"); |
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205 | fprintf(tikz_file,"\\begin{tikzpicture}\[x=0.02cm, y=0.02cm]\n"); |
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206 | } |
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10 | reyssat | 207 | |
18123 | bpr | 208 | /* segment */ |
10 | reyssat | 209 | void obj_line(objparm *pm) |
210 | { |
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12473 | bpr | 211 | scale(pm->pd,pm->p,2); |
18125 | bpr | 212 | if(pm->fill==-1 || pm->fill==2 ) |
18123 | bpr | 213 | myDashedLine(image,pm->p[0],pm->p[1],pm->p[2],pm->p[3],pm->color[0]); |
214 | else |
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215 | gdImageLine(image,pm->p[0],pm->p[1],pm->p[2],pm->p[3],pm->color[0]); |
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17574 | bpr | 216 | if (tikz_file) |
217 | fprintf(tikz_file, "\\draw\[%s] (%i, %i) -- (%i, %i);\n", |
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218 | tikz_options(pm->color[0],pm->fill),pm->p[0],flip(pm->p[1]),pm->p[2],flip(pm->p[3])); |
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12473 | bpr | 219 | if(vimg_enable) vimg_line(scale_buf[0],scale_buf[1],scale_buf[2],scale_buf[3]); |
10 | reyssat | 220 | } |
221 | |||
1024 | bpr | 222 | void _obj_arrow(objparm *pm, int twoside) |
10 | reyssat | 223 | { |
12473 | bpr | 224 | int l,xx,yy; |
225 | gdPoint ii[3]; |
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226 | double dx,dy,length,dd[6]; |
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227 | scale(pm->pd,pm->p,2); |
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228 | xx=ii[0].x=pm->p[2];yy=ii[0].y=pm->p[3]; |
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229 | l=pm->pd[4];if(l<0) l=0; if(l>200) l=200; |
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230 | scale2(pm->pd[0]-pm->pd[2],pm->pd[1]-pm->pd[3],&dx,&dy); |
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231 | length=sqrt(dx*dx+dy*dy); |
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232 | if(length<3 || l<5) goto stem; |
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233 | dd[0]=l*dx/length; dd[1]=l*dy/length; |
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234 | #define fat 0.27 |
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235 | dd[2]=dd[0]+dd[1]*fat; dd[3]=dd[1]-dd[0]*fat; |
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236 | dd[4]=dd[0]-dd[1]*fat; dd[5]=dd[1]+dd[0]*fat; |
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237 | ii[1].x=rint(dd[2])+ii[0].x; ii[1].y=rint(dd[3])+ii[0].y; |
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238 | ii[2].x=rint(dd[4])+ii[0].x; ii[2].y=rint(dd[5])+ii[0].y; |
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239 | gdImageFilledPolygon(image, ii,3,pm->color[0]); |
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17578 | bpr | 240 | if(tikz_file) |
241 | fprintf(tikz_file, "\\draw\[%s] (%i, %i) -- (%i, %i) -- (%i, %i) -- cycle;\n", |
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242 | tikz_options(pm->color[0],1),ii[0].x,flip(ii[0].y),ii[1].x,flip(ii[1].y),ii[2].x,flip(ii[2].y)); |
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243 | if(vimg_enable) vimg_polyline(scale_buf,3,1); |
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12473 | bpr | 244 | xx=rint(dd[0])+ii[0].x;yy=rint(dd[1])+ii[0].y; |
245 | if(twoside) { |
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246 | ii[0].x=pm->p[0]; ii[0].y=pm->p[1]; |
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247 | ii[1].x=-rint(dd[2])+ii[0].x; ii[1].y=-rint(dd[3])+ii[0].y; |
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248 | ii[2].x=-rint(dd[4])+ii[0].x; ii[2].y=-rint(dd[5])+ii[0].y; |
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8163 | bpr | 249 | gdImageFilledPolygon(image, ii,3,pm->color[0]); |
17578 | bpr | 250 | if(tikz_file) |
251 | fprintf(tikz_file, "\\draw\[%s] (%i, %i) -- (%i, %i) -- (%i, %i) -- cycle;\n", |
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252 | tikz_options(pm->color[0],1),ii[0].x,flip(ii[0].y),ii[1].x,flip(ii[1].y),ii[2].x,flip(ii[2].y)); |
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12473 | bpr | 253 | } |
18125 | bpr | 254 | stem: if(pm->fill==-1 || pm->fill==2) |
12473 | bpr | 255 | myDashedLine(image,pm->p[0],pm->p[1],xx,yy,pm->color[0]); |
256 | else |
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257 | gdImageLine(image,pm->p[0],pm->p[1],xx,yy,pm->color[0]); |
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17578 | bpr | 258 | if(tikz_file) |
259 | fprintf(tikz_file, "\\draw\[%s] (%i, %i) -- (%i, %i);\n", |
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17584 | bpr | 260 | tikz_options(pm->color[0],pm->fill),pm->p[0],flip(pm->p[1]),xx,flip(yy)); |
12473 | bpr | 261 | if(vimg_enable) vimg_line(scale_buf[0],scale_buf[1],scale_buf[2],scale_buf[3]); |
10 | reyssat | 262 | } |
263 | |||
7675 | bpr | 264 | /* Arrow */ |
1024 | bpr | 265 | void obj_arrow(objparm *pm) |
266 | { |
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12473 | bpr | 267 | _obj_arrow(pm,0); |
1024 | bpr | 268 | } |
269 | |||
7675 | bpr | 270 | /* 2-sided arrow */ |
1024 | bpr | 271 | void obj_arrow2(objparm *pm) |
272 | { |
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12473 | bpr | 273 | _obj_arrow(pm,1); |
1024 | bpr | 274 | } |
275 | |||
18047 | bpr | 276 | void _obj_arrows(objparm *pm, int twoside) |
277 | { |
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278 | #define fat 0.27 |
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279 | int i,l,xx,yy; |
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280 | gdPoint ii[3]; |
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281 | double dx,dy,length,dd[6]; |
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282 | l=pm->pd[0];if(l<0) l=0; if(l>200) l=200; |
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283 | scale(pm->pd+1,pm->p+1,pm->pcnt/2); |
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284 | for (i=1;i<pm->pcnt;i+=4){ |
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18119 | bpr | 285 | xx=ii[0].x=pm->p[i+2];yy=ii[0].y=pm->p[i+3]; |
286 | scale2(pm->pd[i]-pm->pd[i+2],pm->pd[i+1]-pm->pd[i+3],&dx,&dy); |
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287 | length=sqrt(dx*dx+dy*dy); |
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288 | if(length<3 || l<5) goto stem; |
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289 | dd[0]=l*dx/length; dd[1]=l*dy/length; |
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290 | dd[2]=dd[0]+dd[1]*fat; dd[3]=dd[1]-dd[0]*fat; |
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291 | dd[4]=dd[0]-dd[1]*fat; dd[5]=dd[1]+dd[0]*fat; |
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292 | ii[1].x=rint(dd[2])+ii[0].x; ii[1].y=rint(dd[3])+ii[0].y; |
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293 | ii[2].x=rint(dd[4])+ii[0].x; ii[2].y=rint(dd[5])+ii[0].y; |
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294 | gdImageFilledPolygon(image, ii,3,pm->color[0]); |
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295 | if(tikz_file) |
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18065 | bpr | 296 | fprintf(tikz_file, "\\draw\[%s] (%i, %i) -- (%i, %i) -- (%i, %i) -- cycle;\n", |
297 | tikz_options(pm->color[0],1),ii[0].x,flip(ii[0].y),ii[1].x,flip(ii[1].y),ii[2].x,flip(ii[2].y)); |
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298 | xx=rint(dd[0])+ii[0].x;yy=rint(dd[1])+ii[0].y; |
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299 | if(twoside) { |
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300 | ii[0].x=pm->p[i]; ii[0].y=pm->p[i+1]; |
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301 | ii[1].x=-rint(dd[2])+ii[0].x; ii[1].y=-rint(dd[3])+ii[0].y; |
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302 | ii[2].x=-rint(dd[4])+ii[0].x; ii[2].y=-rint(dd[5])+ii[0].y; |
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303 | gdImageFilledPolygon(image, ii,3,pm->color[0]); |
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304 | if(tikz_file) |
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305 | fprintf(tikz_file, "\\draw\[%s] (%i, %i) -- (%i, %i) -- (%i, %i) -- cycle;\n", |
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306 | tikz_options(pm->color[0],1),ii[0].x,flip(ii[0].y),ii[1].x,flip(ii[1].y),ii[2].x,flip(ii[2].y)); |
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18047 | bpr | 307 | } |
18125 | bpr | 308 | stem: if(pm->fill==-1 || pm->fill==2) |
18065 | bpr | 309 | myDashedLine(image,pm->p[i],pm->p[i+1],xx,yy,pm->color[0]); |
310 | else |
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311 | gdImageLine(image,pm->p[i],pm->p[i+1],xx,yy,pm->color[0]); |
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312 | if(tikz_file) |
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313 | fprintf(tikz_file, "\\draw\[%s] (%i, %i) -- (%i, %i);\n", |
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314 | tikz_options(pm->color[0],pm->fill),pm->p[i],flip(pm->p[i+1]),xx,flip(yy)); |
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315 | } |
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18047 | bpr | 316 | } |
317 | |||
318 | /* Arrows */ |
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319 | void obj_arrows(objparm *pm) |
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320 | { |
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321 | _obj_arrows(pm,0); |
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322 | } |
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323 | |||
324 | /* 2-sided arrows */ |
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325 | void obj_arrows2(objparm *pm) |
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326 | { |
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327 | _obj_arrows(pm,1); |
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328 | } |
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329 | |||
7675 | bpr | 330 | /* horizontal line */ |
10 | reyssat | 331 | void obj_hline(objparm *pm) |
332 | { |
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12473 | bpr | 333 | scale(pm->pd,pm->p,1); |
18125 | bpr | 334 | if(pm->fill==-1 || pm->fill==2) |
12473 | bpr | 335 | myDashedLine(image,0,pm->p[1],sizex,pm->p[1],pm->color[0]); |
336 | else |
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337 | gdImageLine(image,0,pm->p[1],sizex,pm->p[1],pm->color[0]); |
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17574 | bpr | 338 | if (tikz_file) |
339 | fprintf(tikz_file, "\\draw\[%s] (%i, %i) -- (%i, %i);\n", |
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340 | tikz_options(pm->color[0],pm->fill),0,flip(pm->p[1]),sizex,flip(pm->p[1])); |
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10 | reyssat | 341 | } |
342 | |||
18119 | bpr | 343 | static void line_extend(int x1, int y1, int x2, int y2, int* xend, int *yend) |
344 | { |
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345 | double t1, t2, t3; |
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346 | if (x2 != x1){t1 = (x2 > x1) ? sizex : 0; t1 = (t1 - x1)/(x2 - x1);} |
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347 | else t1 = INFINITY; |
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348 | if (y2 != y1){t2 = (y2 > y1) ? sizey : 0; t2 = (t2 - y1)/(y2 - y1);} |
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349 | else t2 = INFINITY; |
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350 | t3 = (t1 < t2) ? t1 : t2; |
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351 | *xend = x1+t3*(x2-x1); |
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352 | *yend = y1+t3*(y2-y1); |
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353 | } |
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18066 | bpr | 354 | |
18065 | bpr | 355 | /* halfline */ |
356 | void obj_halfline(objparm *pm) |
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357 | { |
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18119 | bpr | 358 | int xend,yend; |
18065 | bpr | 359 | scale(pm->pd,pm->p,2); |
18119 | bpr | 360 | line_extend(pm->p[0],pm->p[1],pm->p[2],pm->p[3],&xend,¥d); |
18125 | bpr | 361 | if(pm->fill==-1 || pm->fill==2) |
18119 | bpr | 362 | myDashedLine(image,pm->p[0],pm->p[1],xend,yend,pm->color[0]); |
18065 | bpr | 363 | else |
18119 | bpr | 364 | gdImageLine(image,pm->p[0],pm->p[1],xend,yend,pm->color[0]); |
18065 | bpr | 365 | if (tikz_file) |
366 | fprintf(tikz_file, "\\draw\[%s] (%i, %i) -- (%i, %i);\n", |
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367 | tikz_options(pm->color[0],pm->fill), |
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18119 | bpr | 368 | pm->p[0],flip(pm->p[1]),xend,flip(yend)); |
18065 | bpr | 369 | } |
17574 | bpr | 370 | |
18119 | bpr | 371 | void obj_fullline(objparm *pm) |
372 | { |
||
373 | int xstart,ystart,xend,yend; |
||
374 | scale(pm->pd,pm->p,2); |
||
375 | line_extend(pm->p[0],pm->p[1],pm->p[2],pm->p[3],&xend,¥d); |
||
376 | line_extend(pm->p[2],pm->p[3],pm->p[0],pm->p[1],&xstart,&ystart); |
||
18125 | bpr | 377 | if(pm->fill==-1 || pm->fill==2) |
18119 | bpr | 378 | myDashedLine(image,xstart,ystart,xend,yend,pm->color[0]); |
379 | else |
||
380 | gdImageLine(image,xstart,ystart,xend,yend,pm->color[0]); |
||
381 | if (tikz_file) |
||
382 | fprintf(tikz_file, "\\draw\[%s] (%i, %i) -- (%i, %i);\n", |
||
383 | tikz_options(pm->color[0],pm->fill),xstart,flip(ystart),xend,flip(yend)); |
||
384 | } |
||
385 | |||
386 | void obj_fulllines(objparm *pm) |
||
387 | { |
||
388 | int i,xstart,ystart,xend,yend; |
||
389 | scale(pm->pd,pm->p,pm->pcnt/2); |
||
390 | if (tikz_file) |
||
391 | fprintf(tikz_file, "\\draw\[%s]",tikz_options(pm->color[0],pm->fill)); |
||
392 | for (i=0;i<pm->pcnt;i+=4){ |
||
393 | line_extend(pm->p[i],pm->p[i+1],pm->p[i+2],pm->p[i+3],&xend,¥d); |
||
394 | line_extend(pm->p[i+2],pm->p[i+3],pm->p[i],pm->p[i+1],&xstart,&ystart); |
||
18125 | bpr | 395 | if(pm->fill==-1 || pm->fill==2) |
18119 | bpr | 396 | myDashedLine(image,xstart,ystart,xend,yend,pm->color[0]); |
397 | else |
||
398 | gdImageLine(image,xstart,ystart,xend,yend,pm->color[0]); |
||
399 | if (tikz_file) |
||
400 | fprintf(tikz_file, "(%i,%i)--(%i, %i)",xstart,flip(ystart),xend,flip(yend)); |
||
401 | } |
||
402 | if (tikz_file) |
||
403 | fprintf(tikz_file, ";\n"); |
||
404 | } |
||
405 | |||
7675 | bpr | 406 | /* vertical line */ |
10 | reyssat | 407 | void obj_vline(objparm *pm) |
408 | { |
||
12473 | bpr | 409 | scale(pm->pd,pm->p,1); |
18125 | bpr | 410 | if(pm->fill==-1 || pm->fill==2) |
12473 | bpr | 411 | myDashedLine(image,pm->p[0],0,pm->p[0],sizey,pm->color[0]); |
412 | else |
||
413 | gdImageLine(image,pm->p[0],0,pm->p[0],sizey,pm->color[0]); |
||
17574 | bpr | 414 | if (tikz_file) |
415 | fprintf(tikz_file, "\\draw\[%s] (%i, %i) -- (%i, %i);\n", |
||
416 | tikz_options(pm->color[0],pm->fill),pm->p[0],0,pm->p[0],sizey); |
||
10 | reyssat | 417 | } |
418 | |||
7675 | bpr | 419 | /* dashed line */ |
10 | reyssat | 420 | void obj_dline(objparm *pm) |
421 | { |
||
12473 | bpr | 422 | scale(pm->pd,pm->p,2); |
423 | myDashedLine(image,pm->p[0],pm->p[1],pm->p[2],pm->p[3], pm->color[0]); |
||
17574 | bpr | 424 | if (tikz_file) |
425 | fprintf(tikz_file, "\\draw\[%s] (%i, %i) -- (%i, %i);\n", |
||
426 | tikz_options(pm->color[0],-1), |
||
427 | pm->p[0],flip(pm->p[1]),pm->p[2],flip(pm->p[3])); |
||
10 | reyssat | 428 | } |
429 | |||
7675 | bpr | 430 | /* parallel lines. |
431 | * x1,y1,x2,y2,xv,yv,n,color */ |
||
10 | reyssat | 432 | void obj_parallel(objparm *pm) |
433 | { |
||
18123 | bpr | 434 | int i, n, xi,yi; |
435 | double xv,yv; |
||
436 | n=pm->pd[6]; if(n<0) return; if(n>256) n=256; |
||
437 | scale(pm->pd,pm->p,3); |
||
438 | scale2(pm->pd[4],pm->pd[5],&xv,&yv); |
||
439 | if (tikz_file) |
||
440 | fprintf(tikz_file, "\\draw\[%s]", tikz_options(pm->color[0],pm->fill)); |
||
441 | for(i=0;i<n;i++) { |
||
442 | xi=rint(i*xv); yi=rint(i*yv); |
||
18125 | bpr | 443 | if(pm->fill==-1 || pm->fill==2) |
18123 | bpr | 444 | myDashedLine(image,pm->p[0]+xi,pm->p[1]+yi,pm->p[2]+xi,pm->p[3]+yi, |
445 | pm->color[0]); |
||
446 | else |
||
447 | gdImageLine(image,pm->p[0]+xi,pm->p[1]+yi,pm->p[2]+xi,pm->p[3]+yi, |
||
448 | pm->color[0]); |
||
449 | if (tikz_file) |
||
450 | fprintf(tikz_file, "(%i,%i)--(%i, %i)", |
||
451 | pm->p[0]+xi,flip(pm->p[1]+yi),pm->p[2]+xi,flip(pm->p[3]+yi)); |
||
452 | if(vimg_enable) vimg_line(scale_buf[0]+i*(scale_buf[4]-transx), |
||
453 | scale_buf[1]+i*(scale_buf[5]-transy), |
||
454 | scale_buf[2]+i*(scale_buf[4]-transx), |
||
455 | scale_buf[3]+i*(scale_buf[5]-transy)); |
||
456 | } |
||
17914 | bpr | 457 | if(tikz_file) fprintf(tikz_file,";\n"); |
10 | reyssat | 458 | } |
459 | |||
7675 | bpr | 460 | /* rectangle */ |
10 | reyssat | 461 | void obj_rect(objparm *pm) |
462 | { |
||
12473 | bpr | 463 | int x1,y1,x2,y2; |
464 | scale(pm->pd,pm->p,2); |
||
465 | x1=min(pm->p[0],pm->p[2]); x2=max(pm->p[0],pm->p[2]); |
||
466 | y1=min(pm->p[1],pm->p[3]); y2=max(pm->p[1],pm->p[3]); |
||
18140 | bpr | 467 | if(pm->fill!=0){ |
468 | if(pm->fill==-1 || pm->fill==2){ |
||
469 | myDashedLine(image,x1,y1,x1,y2,pm->color[0]); |
||
470 | myDashedLine(image,x1,y2,x2,y2,pm->color[0]); |
||
471 | myDashedLine(image,x2,y2,x2,y1,pm->color[0]); |
||
472 | myDashedLine(image,x2,y1,x1,y1,pm->color[0]); |
||
473 | } |
||
474 | if(pm->fill==1 || pm->fill==2) |
||
475 | gdImageFilledRectangle(image,x1,y1,x2,y2,pm->color[0]); |
||
476 | } |
||
12473 | bpr | 477 | else |
478 | gdImageRectangle(image,x1,y1,x2,y2,pm->color[0]); |
||
17584 | bpr | 479 | if(tikz_file) |
480 | fprintf(tikz_file, |
||
481 | "\\draw\[%s] (%i,%i) rectangle (%i,%i);\n", |
||
482 | tikz_options(pm->color[0],pm->fill),x1,flip(y1),x2,flip(y2)); |
||
12473 | bpr | 483 | if(vimg_enable) vimg_rect(scale_buf[0],scale_buf[1],scale_buf[2],scale_buf[3]); |
10 | reyssat | 484 | } |
485 | |||
7675 | bpr | 486 | /* square */ |
10 | reyssat | 487 | void obj_square(objparm *pm) |
488 | { |
||
12473 | bpr | 489 | int w,h; |
490 | scale(pm->pd,pm->p,1); |
||
491 | w=rint(pm->pd[2]); h=rint(pm->pd[2]); |
||
18142 | bpr | 492 | if(pm->fill!=0){ |
493 | if(pm->fill==-1 || pm->fill==2){ |
||
494 | myDashedLine(image,pm->p[0],pm->p[1],pm->p[0]+w,pm->p[1],pm->color[0]); |
||
495 | myDashedLine(image,pm->p[0]+w,pm->p[1],pm->p[0]+w,pm->p[1]+h,pm->color[0]); |
||
496 | myDashedLine(image,pm->p[0]+w,pm->p[1]+h,pm->p[0],pm->p[1]+h,pm->color[0]); |
||
497 | myDashedLine(image,pm->p[0],pm->p[1]+h,pm->p[0],pm->p[1],pm->color[0]); |
||
498 | } |
||
499 | if(pm->fill==1 || pm->fill==2) |
||
12473 | bpr | 500 | gdImageFilledRectangle(image,pm->p[0],pm->p[1], |
18123 | bpr | 501 | pm->p[0]+w,pm->p[1]+h,pm->color[0]); |
18142 | bpr | 502 | } |
12473 | bpr | 503 | else |
504 | gdImageRectangle(image,pm->p[0],pm->p[1], |
||
505 | pm->p[0]+w,pm->p[1]+h,pm->color[0]); |
||
17574 | bpr | 506 | if(tikz_file){ |
507 | fprintf(tikz_file, |
||
508 | "\\draw\[%s] (%i,%i) rectangle (%i,%i);\n", |
||
509 | tikz_options(pm->color[0],pm->fill),pm->p[0],flip(pm->p[1]), |
||
510 | pm->p[0]+w,flip(pm->p[1]+h)); |
||
511 | } |
||
12473 | bpr | 512 | if(vimg_enable) vimg_rect(scale_buf[0],scale_buf[1], |
513 | scale_buf[0]+pm->pd[2],scale_buf[1]+pm->pd[2]); |
||
10 | reyssat | 514 | } |
515 | |||
7675 | bpr | 516 | /* triangle */ |
10 | reyssat | 517 | void obj_triangle(objparm *pm) |
518 | { |
||
12473 | bpr | 519 | scale(pm->pd,pm->p,3); |
18131 | bpr | 520 | int i,n=2; |
521 | if(pm->fill!=0){ |
||
522 | if(pm->fill==-1 || pm->fill==2){ |
||
523 | for(i=0;i<n;i+=1) |
||
524 | myDashedLine(image,pm->p[2*i],pm->p[2*i+1],pm->p[2*i+2],pm->p[2*i+3],pm->color[0]); |
||
525 | myDashedLine(image,pm->p[2*n],pm->p[2*n+1],pm->p[0],pm->p[1],pm->color[0]); |
||
526 | } |
||
527 | if(pm->fill==1 || pm->fill==2) |
||
528 | gdImageFilledPolygon(image,(gdPointPtr) pm->p,3,pm->color[0]); |
||
529 | } |
||
12473 | bpr | 530 | else |
531 | gdImagePolygon(image,(gdPointPtr) pm->p,3,pm->color[0]); |
||
17574 | bpr | 532 | if (tikz_file) |
533 | fprintf(tikz_file, "\\draw\[%s] (%i, %i) -- (%i, %i) -- (%i, %i) -- cycle;\n", |
||
534 | tikz_options(pm->color[0],pm->fill),pm->p[0],flip(pm->p[1]),pm->p[2],flip(pm->p[3]),pm->p[4],flip(pm->p[5])); |
||
12473 | bpr | 535 | if(vimg_enable) vimg_polyline(scale_buf,3,1); |
10 | reyssat | 536 | } |
537 | |||
7675 | bpr | 538 | /* polygon */ |
10 | reyssat | 539 | void obj_poly(objparm *pm) |
540 | { |
||
17574 | bpr | 541 | int cnt,i; |
12473 | bpr | 542 | cnt=(pm->pcnt)/2; |
543 | scale(pm->pd,pm->p,cnt); |
||
18125 | bpr | 544 | if(pm->fill==1 || pm->fill==2) |
12473 | bpr | 545 | gdImageFilledPolygon(image,(gdPointPtr) pm->p,cnt,pm->color[0]); |
546 | else |
||
547 | gdImagePolygon(image,(gdPointPtr) pm->p,cnt,pm->color[0]); |
||
17614 | bpr | 548 | if(tikz_file){ |
549 | fprintf(tikz_file,"\\draw\[%s] (%i,%i) --",tikz_options(pm->color[0],pm->fill),pm->p[0],flip(pm->p[1])); |
||
550 | for (i= 1; i<cnt; i++) |
||
551 | fprintf(tikz_file,"(%i,%i)--", pm->p[2*i],flip(pm->p[2*i+1])); |
||
552 | fprintf(tikz_file," cycle;\n"); |
||
553 | } |
||
12473 | bpr | 554 | if(vimg_enable) vimg_polyline(scale_buf,cnt,1); |
10 | reyssat | 555 | } |
556 | |||
7675 | bpr | 557 | /* rays */ |
10 | reyssat | 558 | void obj_rays(objparm *pm) |
559 | { |
||
12473 | bpr | 560 | int i, n; |
561 | n=(pm->pcnt)/2; |
||
562 | scale(pm->pd,pm->p,n); |
||
17920 | bpr | 563 | if (tikz_file) |
564 | fprintf(tikz_file, "\\draw\[%s]",tikz_options(pm->color[0],pm->fill)); |
||
12473 | bpr | 565 | for(i=2;i<2*n;i+=2) { |
18125 | bpr | 566 | if(pm->fill==-1 || pm->fill==2) |
18123 | bpr | 567 | myDashedLine(image,pm->p[0],pm->p[1],pm->p[i],pm->p[i+1],pm->color[0]); |
568 | else |
||
569 | gdImageLine(image,pm->p[0],pm->p[1],pm->p[i],pm->p[i+1],pm->color[0]); |
||
17574 | bpr | 570 | if (tikz_file) |
17920 | bpr | 571 | fprintf(tikz_file, "(%i,%i) -- (%i,%i)", |
572 | pm->p[0],flip(pm->p[1]),pm->p[i],flip(pm->p[i+1])); |
||
12473 | bpr | 573 | if(vimg_enable) vimg_line(scale_buf[0],scale_buf[1], |
574 | scale_buf[i],scale_buf[i+1]); |
||
575 | } |
||
17920 | bpr | 576 | if (tikz_file) fprintf(tikz_file,";\n"); |
10 | reyssat | 577 | } |
8414 | bpr | 578 | /* crosshair */ |
579 | void obj_crosshair(objparm *pm) |
||
580 | { |
||
12473 | bpr | 581 | scale(pm->pd,pm->p,2); |
582 | gdImageLine(image,pm->p[0]+width2,pm->p[1]+width2,pm->p[0]-width2,pm->p[1]-width2,pm->color[0]); |
||
583 | gdImageLine(image,pm->p[0]-width2,pm->p[1]+width2,pm->p[0]+width2,pm->p[1]-width2,pm->color[0]); |
||
17574 | bpr | 584 | if (tikz_file){ |
585 | fprintf(tikz_file, "\\draw\[%s] (%i, %i) -- (%i, %i);\n", |
||
586 | tikz_options(pm->color[0],pm->fill),pm->p[0]+width2,flip(pm->p[1]+width2),pm->p[0]-width2,flip(pm->p[1]-width2)); |
||
587 | fprintf(tikz_file, "\\draw\[%s] (%i, %i) -- (%i, %i);\n", |
||
588 | tikz_options(pm->color[0],pm->fill),pm->p[0]-width2,flip(pm->p[1]+width2),pm->p[0]+width2,flip(pm->p[1]-width2)); |
||
589 | } |
||
8414 | bpr | 590 | } |
591 | /* crosshairs */ |
||
10 | reyssat | 592 | |
8414 | bpr | 593 | void obj_crosshairs(objparm *pm) |
594 | { |
||
12473 | bpr | 595 | int i, n; |
596 | n=(pm->pcnt)/2; |
||
597 | scale(pm->pd,pm->p,n); |
||
17921 | bpr | 598 | if (tikz_file) |
599 | fprintf(tikz_file, "\\draw\[%s]",tikz_options(pm->color[0],pm->fill)); |
||
12473 | bpr | 600 | for(i=0;i<2*n;i+=2) { |
601 | gdImageLine(image,pm->p[i]+width2,pm->p[i+1]+width2,pm->p[i]-width2,pm->p[i+1]-width2,pm->color[0]); |
||
602 | gdImageLine(image,pm->p[i]-width2,pm->p[i+1]+width2,pm->p[i]+width2,pm->p[i+1]-width2,pm->color[0]); |
||
17574 | bpr | 603 | if (tikz_file){ |
17921 | bpr | 604 | fprintf(tikz_file, "(%i, %i) -- (%i, %i) ", |
605 | pm->p[i]+width2,flip(pm->p[i+1]+width2),pm->p[i]-width2,flip(pm->p[i+1]-width2)); |
||
606 | fprintf(tikz_file, "(%i, %i) -- (%i, %i)", |
||
607 | pm->p[i]-width2,flip(pm->p[i+1]+width2),pm->p[i]+width2,flip(pm->p[i+1]-width2)); |
||
17574 | bpr | 608 | } |
12473 | bpr | 609 | } |
17921 | bpr | 610 | if (tikz_file) fprintf(tikz_file,";\n"); |
8414 | bpr | 611 | } |
612 | |||
613 | |||
7675 | bpr | 614 | /* segments */ |
10 | reyssat | 615 | void obj_lines(objparm *pm) |
616 | { |
||
17914 | bpr | 617 | int i, n; |
618 | n=(pm->pcnt)/2; |
||
619 | scale(pm->pd,pm->p,n); |
||
18123 | bpr | 620 | if (tikz_file){ |
17914 | bpr | 621 | fprintf(tikz_file,"\\draw\[%s] (%i,%i)", |
622 | tikz_options(pm->color[0],pm->fill),pm->p[0],flip(pm->p[1])); |
||
623 | for(i=2;i<2*n;i+=2) |
||
624 | fprintf(tikz_file, "--(%i,%i)",pm->p[i],flip(pm->p[i+1])); |
||
625 | fprintf(tikz_file, ";\n"); |
||
626 | } |
||
627 | for(i=2;i<2*n;i+=2){ |
||
18125 | bpr | 628 | if(pm->fill==-1 || pm->fill==2 ) |
18123 | bpr | 629 | myDashedLine(image,pm->p[i-2],pm->p[i-1],pm->p[i],pm->p[i+1],pm->color[0]); |
630 | else |
||
631 | gdImageLine(image,pm->p[i-2],pm->p[i-1],pm->p[i],pm->p[i+1],pm->color[0]); |
||
17914 | bpr | 632 | if(vimg_enable) vimg_polyline(scale_buf,n,0); |
17574 | bpr | 633 | } |
10 | reyssat | 634 | } |
16344 | bpr | 635 | /*segments from x1,y1 to x2,y2, x3,y3 to x4,y4, etc */ |
636 | void obj_segments(objparm *pm) |
||
637 | { |
||
638 | int i, n; |
||
18317 | bpr | 639 | n=(pm->pcnt)/2; |
640 | scale(pm->pd,pm->p,n); |
||
17914 | bpr | 641 | if (tikz_file) |
642 | fprintf(tikz_file, "\\draw\[%s]",tikz_options(pm->color[0],pm->fill)); |
||
18317 | bpr | 643 | for(i=0;i<2*n;i+=4){ |
18125 | bpr | 644 | if(pm->fill==-1 || pm->fill==2) |
18123 | bpr | 645 | myDashedLine(image,pm->p[i],pm->p[i+1],pm->p[i+2],pm->p[i+3],pm->color[0]); |
646 | else |
||
647 | gdImageLine(image,pm->p[i],pm->p[i+1],pm->p[i+2],pm->p[i+3],pm->color[0]); |
||
17914 | bpr | 648 | if (tikz_file) |
649 | fprintf(tikz_file, "(%i,%i)--(%i,%i)", |
||
650 | pm->p[i],flip(pm->p[i+1]),pm->p[i+2],flip(pm->p[i+3])); |
||
17574 | bpr | 651 | } |
17914 | bpr | 652 | if(tikz_file) fprintf(tikz_file, ";\n"); |
16344 | bpr | 653 | } |
18325 | bpr | 654 | /* for geodesics, return data for obj_hypgeods + a point on the arc |
655 | to be used for filling hyperbolic triangle*/ |
||
656 | int hypgeodaux(double *q, double* res) |
||
657 | { |
||
658 | double r,cx,cy,a1,a2,a3,tmp, |
||
659 | nx = -q[0]*q[2]*q[2]+(q[0]*q[0]+q[1]*q[1]+1)*q[2]-q[0]*q[3]*q[3]-q[0], |
||
660 | ny = -q[1]*q[2]*q[2]-q[1]*q[3]*q[3]+(q[0]*q[0]+q[1]*q[1]+1)*q[3]-q[1], |
||
661 | dy = -2*q[1]*q[2]+2*q[0]*q[3]; |
||
662 | if (dy*dy*1e4 < nx*nx+ny*ny){ |
||
663 | res[5]=(q[0]+q[2])/2; |
||
664 | res[6]=(q[1]+q[3])/2; |
||
665 | return 0;} |
||
666 | cx = ny/dy; cy=-nx/dy; |
||
667 | a1 = atan2(q[1]-cy, q[0]-cx); |
||
668 | a2 = atan2(q[3]-cy, q[2]-cx); |
||
18326 | bpr | 669 | if (fabs(a2-a1)>M_PI){if(a1<a2) a1+=2*M_PI; else a2+=2*M_PI;}; |
18325 | bpr | 670 | a3 = (a1+a2)/2; |
671 | if(a1>a2) {tmp=a1; a1=a2; a2=tmp;} |
||
672 | r = sqrt(cx*cx+cy*cy-1); |
||
673 | res[0]=cx; |
||
674 | res[1]=cy; |
||
675 | res[2]=r; |
||
676 | res[3]=a1; |
||
677 | res[4]=a2; |
||
678 | res[5]=cx+r*cos(a3); |
||
679 | res[6]=cy+r*sin(a3); |
||
680 | return 1; |
||
681 | } |
||
18317 | bpr | 682 | /* hyperbolic geodesics from x1,y1 to x2,y2, x3,y3 to x4,y4 in Poincaré disk */ |
683 | |||
684 | void obj_hypgeods(objparm *pm) |
||
685 | { |
||
18325 | bpr | 686 | int i, *qq=pm->p; |
687 | double rx,ry,res[7]; |
||
688 | for (i = 0; i < pm->pcnt; i+=4) |
||
689 | if (hypgeodaux(pm->pd+i,res)){ |
||
690 | scale2(res[2],res[2],&rx,&ry); |
||
691 | scale(res,qq,1); |
||
692 | myGdImageArc(image,qq[0],qq[1],rx,ry,res[3]/DEG,res[4]/DEG,pm->color[0]); |
||
693 | } |
||
18317 | bpr | 694 | else { |
18325 | bpr | 695 | scale(pm->pd+i,qq,2); |
696 | gdImageLine(image,qq[0],qq[1],qq[2],qq[3],pm->color[0]); |
||
18317 | bpr | 697 | } |
18325 | bpr | 698 | } |
699 | /* hyperbolique triangle, can be filled */ |
||
700 | void obj_hyptriangle(objparm *pm) |
||
701 | { |
||
702 | double rx,ry,data[8],res[7]; |
||
703 | int i, *qq=pm->p; |
||
704 | for(i=0; i<8; i++) data[i]=pm->pd[i%6]; |
||
705 | for(i=0; i<3; i++) |
||
706 | if(hypgeodaux(data+2*i,res)) { |
||
707 | scale2(res[2],res[2],&rx,&ry); |
||
708 | scale(res,qq,1); |
||
709 | myGdImageArc(image,qq[0],qq[1],rx,ry,res[3]/DEG,res[4]/DEG,pm->color[0]); |
||
710 | } |
||
711 | else { |
||
712 | scale(data+2*i,qq,2); |
||
713 | gdImageLine(image,qq[0],qq[1],qq[2],qq[3],pm->color[0]); |
||
714 | } |
||
715 | if(pm->fill){ |
||
716 | data[0]=res[5]; |
||
717 | data[1]=res[6]; |
||
718 | hypgeodaux(data,res); |
||
719 | scale(res+5,qq,1); |
||
720 | patchgdImageFill(image,qq[0],qq[1],pm->color[0]); |
||
18317 | bpr | 721 | } |
722 | } |
||
18325 | bpr | 723 | /* hyperbolic geodesic through two points */ |
724 | void obj_hypline(objparm *pm) |
||
725 | { |
||
726 | double rx,ry,res[7]; |
||
727 | if (hypgeodaux(pm->pd,res)){ |
||
728 | double alpha=atan(1/res[2]), beta = atan2(res[0], res[1]); |
||
729 | scale(pm->pd, pm->p, 1); |
||
730 | scale2(res[2],res[2],&rx,&ry); |
||
731 | myGdImageArc(image, pm->p[0], pm->p[1], rx, ry, 180+(beta-alpha)/DEG, 180+(beta+alpha)/DEG,pm->color[0]); |
||
732 | } |
||
733 | else { |
||
734 | double gamma = atan2(pm->pd[0],pm->pd[1]); |
||
735 | res[0]=cos(gamma); |
||
736 | res[1]=sin(gamma); |
||
737 | res[2]=-cos(gamma); |
||
738 | res[3]=-sin(gamma); |
||
739 | scale(res,pm->p,2); |
||
740 | gdImageLine(image,pm->p[0],pm->p[1],pm->p[2],pm->p[3],pm->color[0]); |
||
741 | } |
||
742 | } |
||
743 | |||
744 | void obj_hyplines(objparm *pm) |
||
745 | { |
||
746 | double rx,ry,res[7]; |
||
747 | int i; |
||
748 | for (i=0; i < pm->pcnt; i+=4) |
||
749 | if (hypgeodaux(pm->pd+i,res)) { |
||
18326 | bpr | 750 | double alpha=atan(1/res[2]), beta = atan2(res[0],res[1]); |
751 | scale(pm->pd+i,pm->p,1); |
||
18325 | bpr | 752 | scale2(res[2],res[2],&rx,&ry); |
18326 | bpr | 753 | myGdImageArc(image,pm->p[0],pm->p[1],rx,ry,180+(beta-alpha)/DEG,180+(beta+alpha)/DEG,pm->color[0]); |
18325 | bpr | 754 | } |
755 | else { |
||
756 | double gamma = atan2(pm->pd[i],pm->pd[i+1]); |
||
757 | res[0]=cos(gamma); |
||
758 | res[1]=sin(gamma); |
||
759 | res[2]=-cos(gamma); |
||
760 | res[3]=-sin(gamma); |
||
761 | scale(res,pm->p,2); |
||
762 | gdImageLine(image,pm->p[0],pm->p[1],pm->p[2],pm->p[3],pm->color[0]); |
||
763 | } |
||
764 | } |
||
7675 | bpr | 765 | /* segments */ |
10 | reyssat | 766 | void obj_dlines(objparm *pm) |
767 | { |
||
17914 | bpr | 768 | int i, n; |
769 | n=(pm->pcnt)/2; |
||
770 | scale(pm->pd,pm->p,n); |
||
18123 | bpr | 771 | if (tikz_file){ |
17914 | bpr | 772 | fprintf(tikz_file,"\\draw\[%s] (%i,%i)", |
773 | tikz_options(pm->color[0],pm->fill),pm->p[0],flip(pm->p[1])); |
||
774 | for(i=2;i<2*n;i+=2) |
||
775 | fprintf(tikz_file, "--(%i,%i)",pm->p[i],flip(pm->p[i+1])); |
||
776 | fprintf(tikz_file, ";\n"); |
||
777 | } |
||
778 | for(i=2;i<2*n;i+=2) |
||
779 | myDashedLine(image,pm->p[i-2],pm->p[i-1],pm->p[i],pm->p[i+1],pm->color[0]); |
||
780 | if(vimg_enable) vimg_polyline(scale_buf,n,0); |
||
10 | reyssat | 781 | } |
782 | |||
7675 | bpr | 783 | /* points */ |
10 | reyssat | 784 | void obj_points(objparm *pm) |
785 | { |
||
17914 | bpr | 786 | int i, n; |
787 | n=(pm->pcnt)/2; |
||
788 | scale(pm->pd,pm->p,n); |
||
789 | for(i=0;i<2*n;i+=2) gdImageSetPixel(image,pm->p[i],pm->p[i+1],pm->color[0]); |
||
790 | if(tikz_file) { |
||
791 | fprintf(tikz_file, "\\draw\[%s]", tikz_options(pm->color[0],pm->fill)); |
||
792 | for(i=0;i<2*n;i+=2) |
||
793 | fprintf(tikz_file,"(%i,%i)circle(1pt)",pm->p[i],flip(pm->p[i+1])); |
||
794 | fprintf(tikz_file,";\n"); |
||
795 | } |
||
10 | reyssat | 796 | } |
797 | |||
7675 | bpr | 798 | /* lattice. |
799 | * x0,y0,xv1,yv1,xv2,yv2,n1,n2,color */ |
||
10 | reyssat | 800 | void obj_lattice(objparm *pm) |
801 | { |
||
17914 | bpr | 802 | int n1,n2,i1,i2,xi1,yi1,xi2,yi2; |
803 | double xv1,xv2,yv1,yv2; |
||
804 | n1=pm->pd[6];n2=pm->pd[7]; if(n1<0 || n2<0) return; |
||
805 | if(n1>256) n1=256; |
||
806 | if(n2>256) n2=256; |
||
807 | scale(pm->pd,pm->p,1); |
||
808 | scale2(pm->pd[2],pm->pd[3],&xv1,&yv1); |
||
809 | scale2(pm->pd[4],pm->pd[5],&xv2,&yv2); |
||
810 | if(tikz_file) |
||
811 | fprintf(tikz_file,"\\draw[%s]", tikz_options(pm->color[0],0)); |
||
812 | for(i1=0;i1<n1;i1++) { |
||
813 | xi1=rint(i1*xv1)+pm->p[0]; yi1=rint(i1*yv1)+pm->p[1]; |
||
814 | for(i2=0;i2<n2;i2++) { |
||
815 | xi2=i2*xv2+xi1;yi2=i2*yv2+yi1; |
||
816 | gdImageSetPixel(image,xi2,yi2,pm->color[0]); |
||
817 | if(tikz_file) fprintf(tikz_file,"(%i,%i)circle(1pt)",xi2,flip(yi2)); |
||
818 | } |
||
819 | } |
||
820 | if(tikz_file) fprintf(tikz_file,";\n"); |
||
10 | reyssat | 821 | } |
822 | |||
7675 | bpr | 823 | /* arc */ |
18317 | bpr | 824 | /*trouble with gdImageArc as the angles are of type int */ |
18350 | bpr | 825 | void myGdImageArc(gdImagePtr im, double cx, double cy, double rx, double ry, double t1, double t2, int color) |
10 | reyssat | 826 | { |
18308 | bpr | 827 | int i,nb; |
18317 | bpr | 828 | double dt, r=rx>ry?rx:ry; |
18308 | bpr | 829 | t2-=t1; |
18317 | bpr | 830 | t2-=360*floor(t2/360); |
18325 | bpr | 831 | if(t2==0) t2=360; |
18317 | bpr | 832 | t1*=DEG;t2*=DEG; |
18308 | bpr | 833 | nb = r*t2/3; |
834 | dt = t2/nb; |
||
835 | for (i=0; i<nb; ++i,t1+=dt) |
||
18350 | bpr | 836 | gdImageLine(im,rint(cx+rx*cos(t1)),rint(cy+ry*sin(t1)), |
837 | rint(cx+rx*cos(t1+dt)),rint(cy+ry*sin(t1+dt)),color); |
||
18317 | bpr | 838 | } |
839 | |||
840 | void obj_arc(objparm *pm) |
||
841 | { |
||
842 | scale(pm->pd,pm->p,1); |
||
843 | int rx=pm->pd[2]*xscale/2, ry=pm->pd[3]*yscale/2; |
||
844 | myGdImageArc(image, pm->p[0], pm->p[1], rx, ry, pm->pd[4],pm->pd[5],pm->color[0]); |
||
845 | if(tikz_file){ |
||
846 | pm->pd[5]-=pm->pd[4]; |
||
847 | pm->pd[5]-=360*floor(pm->pd[5]/360); |
||
848 | pm->pd[5]+=pm->pd[4]; |
||
17914 | bpr | 849 | fprintf(tikz_file, |
18317 | bpr | 850 | /* "\\draw\[%s, domain=%f:%f] plot ({%i+%f*cos(\\x)}, {%i+%f*sin(\\x)});\n",*/ |
851 | "\\draw \[%s] (%i,%i) arc (%f:%f:%i and %i);\n", |
||
852 | tikz_options(pm->color[0],pm->fill), |
||
853 | (int)rint(pm->p[0]+rx*cos(DEG*pm->pd[4])), |
||
854 | flip((int)rint(pm->p[1]+ry*sin(DEG*pm->pd[4]))), |
||
855 | pm->pd[4],pm->pd[5],rx,-ry); |
||
17574 | bpr | 856 | } |
857 | /*FIXME echelle mauvaise*/ |
||
12473 | bpr | 858 | if(vimg_enable) vimg_arc(scale_buf[0],scale_buf[1], |
859 | 0.5*pm->pd[2],0.5*pm->pd[3],pm->pd[4],pm->pd[5]); |
||
10 | reyssat | 860 | } |
861 | |||
17676 | bpr | 862 | void obj_angle(objparm *pm) |
863 | { |
||
18320 | bpr | 864 | /* dans la doc: mettre les angles dans l'ordre ???? demander qu'ils soient entre 0 et 360 */ |
17676 | bpr | 865 | double dpts[6]; |
866 | int pts[6], wx=rint(2*pm->pd[2]*xscale), wy=rint(2*pm->pd[2]*yscale); |
||
867 | dpts[0]=pm->pd[0]; |
||
868 | dpts[1]=pm->pd[1]; |
||
869 | dpts[2]=pm->pd[0]+pm->pd[2]*cos(DEG*pm->pd[3]); |
||
870 | dpts[3]=pm->pd[1]+pm->pd[2]*sin(DEG*pm->pd[3]); |
||
871 | dpts[4]=pm->pd[0]+pm->pd[2]*cos(DEG*pm->pd[4]); |
||
872 | dpts[5]=pm->pd[1]+pm->pd[2]*sin(DEG*pm->pd[4]); |
||
873 | scale(dpts, pts, 3); |
||
18350 | bpr | 874 | gdImageLine(image,pts[0],pts[1],pts[2],pts[3],pm->color[0]); |
875 | gdImageLine(image,pts[0],pts[1],pts[4],pts[5],pm->color[0]); |
||
18308 | bpr | 876 | gdImageArc(image,pts[0],pts[1],wx,wy,pm->pd[3],pm->pd[4],pm->color[0]); |
17676 | bpr | 877 | if(tikz_file) { |
878 | fprintf(tikz_file, "\\draw\[%s, domain=%f:%f] plot ({%i+%f*cos(\\x)}, {%i+%f*sin(\\x)});\n", |
||
879 | tikz_options(pm->color[0],pm->fill),pm->pd[3],pm->pd[4],pts[0],wx*0.5,flip(pts[1]),wy*(-0.5)); |
||
17950 | bpr | 880 | fprintf(tikz_file, "\\draw\[%s] (%i, %i) -- (%i, %i) (%i, %i) -- (%i, %i);\n", |
881 | tikz_options(pm->color[0],pm->fill),pts[0],flip(pts[1]),pts[2],flip(pts[3]),pts[0],flip(pts[1]),pts[4],flip(pts[5])); |
||
17676 | bpr | 882 | } |
883 | } |
||
7675 | bpr | 884 | /* Ellipse: centre 0,1, width 2, hight 3, color 4,5,6 */ |
10 | reyssat | 885 | void obj_ellipse(objparm *pm) |
886 | { |
||
12473 | bpr | 887 | scale(pm->pd,pm->p,1); |
17676 | bpr | 888 | pm->p[2]=pm->pd[2]*xscale; pm->p[3]=pm->pd[3]*yscale; |
18125 | bpr | 889 | if(pm->fill==1 || pm->fill==2) { |
12473 | bpr | 890 | gdImageArc(image,pm->p[0],pm->p[1],pm->p[2],pm->p[3],0,360, |
891 | color_bounder); |
||
892 | patchgdImageFillToBorder(image,pm->p[0],pm->p[1], |
||
893 | color_bounder,pm->color[0]); |
||
894 | } |
||
17676 | bpr | 895 | gdImageArc(image,pm->p[0],pm->p[1],rint(pm->p[2]),rint(pm->p[3]),0,360,pm->color[0]); |
896 | if(tikz_file) fprintf(tikz_file,"\\draw\[%s] (%i,%i) ellipse (%i and %i);\n\n", |
||
17912 | bpr | 897 | tikz_options(pm->color[0],pm->fill),pm->p[0],flip(pm->p[1]),(int) rint(0.5*pm->p[2]),(int) rint(0.5*pm->p[3])); |
17574 | bpr | 898 | if(vimg_enable) vimg_ellipse(scale_buf[0],scale_buf[1],0.5*pm->pd[2],0.5*pm->pd[3]); |
10 | reyssat | 899 | } |
900 | |||
17656 | bpr | 901 | /* Circle radius in pixels*/ |
10 | reyssat | 902 | void obj_circle(objparm *pm) |
903 | { |
||
12473 | bpr | 904 | scale(pm->pd,pm->p,1); |
905 | pm->p[2]=rint(pm->pd[2]); pm->p[3]=rint(pm->pd[2]); |
||
18125 | bpr | 906 | if(pm->fill==1 || pm->fill==2) { |
12473 | bpr | 907 | gdImageArc(image,pm->p[0],pm->p[1],pm->p[2],pm->p[3],0,360, |
908 | color_bounder); |
||
909 | patchgdImageFillToBorder(image,pm->p[0],pm->p[1], |
||
910 | color_bounder,pm->color[0]); |
||
911 | } |
||
912 | gdImageArc(image,pm->p[0],pm->p[1],pm->p[2],pm->p[3],0,360,pm->color[0]); |
||
17676 | bpr | 913 | if(tikz_file) fprintf(tikz_file, "\\draw\[%s] (%i, %i) circle (%i);\n", |
914 | tikz_options(pm->color[0],pm->fill),pm->p[0],flip(pm->p[1]),(int) rint(pm->pd[2]/2.)); |
||
10 | reyssat | 915 | } |
17656 | bpr | 916 | /* Circle, radius in xrange */ |
917 | void obj_circles(objparm *pm) |
||
918 | { |
||
919 | int i, n; |
||
920 | n=(pm->pcnt)/3; |
||
921 | for (i=0; i<n; ++i) scale(pm->pd+3*i, pm->p+3*i, 1); |
||
17942 | bpr | 922 | if (tikz_file) fprintf(tikz_file,"\\draw\[%s]",tikz_options(pm->color[0],pm->fill)); |
17656 | bpr | 923 | for(i=0;i<3*n;i+=3){ |
18125 | bpr | 924 | if(pm->fill==1 || pm->fill==2) { |
18118 | bpr | 925 | gdImageArc(image,pm->p[i],pm->p[i+1], |
926 | rint(2*pm->pd[i+2]*xscale),rint(2*pm->pd[i+2]*xscale),0,360, |
||
927 | color_bounder); |
||
928 | patchgdImageFillToBorder(image,pm->p[i],pm->p[i+1], |
||
929 | color_bounder,pm->color[0]); |
||
930 | } |
||
17656 | bpr | 931 | gdImageArc(image,pm->p[i],pm->p[i+1], |
18118 | bpr | 932 | rint(2*pm->pd[i+2]*xscale),rint(2*pm->pd[i+2]*xscale),0,360,pm->color[0]); |
17656 | bpr | 933 | if (tikz_file){ |
17942 | bpr | 934 | fprintf(tikz_file, "(%i, %i) circle (%i and %i)", |
935 | pm->p[i],flip(pm->p[i+1]),(int) rint(pm->pd[i+2]*xscale),(int) rint(pm->pd[i+2]*xscale)); |
||
17656 | bpr | 936 | } |
937 | } |
||
17942 | bpr | 938 | if (tikz_file) fprintf(tikz_file,";\n"); |
17656 | bpr | 939 | } |
17676 | bpr | 940 | /* ellipse, width in xrange,height in yrange */ |
17656 | bpr | 941 | void obj_ellipses(objparm *pm) |
942 | { |
||
943 | int i, n; |
||
944 | n=(pm->pcnt)/4; |
||
945 | for (i=0; i<n; ++i) scale(pm->pd+4*i, pm->p+4*i, 1); |
||
17943 | bpr | 946 | if (tikz_file) fprintf(tikz_file,"\\draw\[%s]",tikz_options(pm->color[0],pm->fill)); |
17656 | bpr | 947 | for(i=0;i<4*n;i+=4){ |
18125 | bpr | 948 | if(pm->fill==1 || pm->fill==2){ |
18123 | bpr | 949 | gdImageArc(image,pm->p[i],pm->p[i+1], |
950 | rint(pm->pd[i+2]*xscale),rint(pm->pd[i+2]*xscale),0,360, |
||
951 | color_bounder); |
||
952 | patchgdImageFillToBorder(image,pm->p[i],pm->p[i+1], |
||
953 | color_bounder,pm->color[0]); |
||
954 | } else |
||
955 | gdImageArc(image,pm->p[i],pm->p[i+1],rint(pm->pd[i+2]*xscale),rint(pm->pd[i+3]*yscale),0,360,pm->color[0]); |
||
17656 | bpr | 956 | if (tikz_file){ |
17943 | bpr | 957 | fprintf(tikz_file, "(%i, %i) circle (%i and %i)", |
958 | pm->p[i],flip(pm->p[i+1]),(int) rint(pm->pd[i+2]*xscale/2),(int) rint(pm->pd[i+3]*yscale/2)); |
||
17656 | bpr | 959 | } |
960 | } |
||
17943 | bpr | 961 | if (tikz_file) fprintf(tikz_file,";\n"); |
17656 | bpr | 962 | } |
17940 | bpr | 963 | typedef enum tikz_fill_options {grid, dot, hatch, diamond} tfo; |
17599 | bpr | 964 | int compar(const void *a, const void *b) {return *(int *)b - *(int *)a;} |
965 | |||
17662 | bpr | 966 | static void tikz_fill(int x, int y, int nx, int ny, int wall, int the_color, tfo opt) |
17599 | bpr | 967 | { |
17662 | bpr | 968 | int numpix=sizex*sizey, top = 0, a, c, cy, lx=0, rx=0, seed, nt,ct=0; |
17599 | bpr | 969 | int *stack = xmalloc(numpix*sizeof(int)); |
970 | int *stack2 = xmalloc(numpix*sizeof(int)); |
||
18132 | bpr | 971 | if (nx==0) nx=1; |
972 | if (ny==0) ny=1; |
||
973 | nt = abs(nx*ny); |
||
17599 | bpr | 974 | seed = gdImageGetPixel(image,x,y); |
975 | char *check = xmalloc(numpix); |
||
976 | while (numpix--) check[numpix]=0; |
||
977 | a=x+y*sizex; |
||
978 | check[a]=1; |
||
979 | stack[top++]=a; |
||
980 | while(top) |
||
981 | { |
||
982 | a = stack[--top]; |
||
983 | x = a%sizex; y = a/sizex; |
||
17662 | bpr | 984 | c = gdImageGetPixel(image,x,y); |
985 | if ((wall && (c == wall))||(!wall && c!=seed)) |
||
986 | continue; |
||
17599 | bpr | 987 | if (x>0 && !check[a-1]) {check[a-1]=1; stack[top++]=a-1;} |
988 | if (x+1<sizex && !check[a+1]) {check[a+1]=1; stack[top++]=a+1;} |
||
989 | if (y>0 && !check[a-sizex]) {check[a-sizex]=1; stack[top++]=a-sizex;} |
||
990 | if (y+1<sizey && !check[a+sizex]) {check[a+sizex]=1; stack[top++]=a+sizex;} |
||
991 | switch(opt) |
||
17621 | bpr | 992 | { |
17940 | bpr | 993 | case grid: if(((x%nx)!=(nx/2))&&((y%ny)!=(ny/2))) continue; break; |
994 | case dot: if(x%nx!=nx/2||y%ny!=ny/2) continue; break; |
||
17939 | bpr | 995 | case hatch: if((ny*x-nx*y+nt)%nt) continue; break; |
17940 | bpr | 996 | case diamond: if((ny*x+nx*y)%nt && (ny*x-nx*y+nt)%nt)continue; |
17621 | bpr | 997 | default: break; |
998 | } |
||
17599 | bpr | 999 | stack2[ct++]=a; |
1000 | } |
||
1001 | free(stack); |
||
1002 | free(check); |
||
1003 | if (ct==0) return; |
||
17938 | bpr | 1004 | fprintf(tikz_file,"\\draw\[%s]", tikz_options(the_color,1)); |
17599 | bpr | 1005 | qsort(stack2, ct, sizeof(int), compar); |
1006 | cy=-1; |
||
1007 | while (ct--) |
||
1008 | { |
||
1009 | a = stack2[ct]; |
||
1010 | x = a%sizex; y = a/sizex; |
||
1011 | if (y != cy || x != rx+1) |
||
1012 | { |
||
17621 | bpr | 1013 | if (cy >= 0) |
1014 | fprintf(tikz_file, |
||
17933 | bpr | 1015 | "(%.2f,%.2f)rectangle(%.2f,%.2f)", |
1016 | lx-0.0,flip(cy-0.0),rx+0.0,flip(cy+0.0)); |
||
17621 | bpr | 1017 | cy = y; |
1018 | lx = rx = x; |
||
17599 | bpr | 1019 | } |
1020 | else |
||
17621 | bpr | 1021 | rx++; |
17599 | bpr | 1022 | } |
1023 | fprintf(tikz_file, |
||
17933 | bpr | 1024 | "(%.2f,%.2f)rectangle(%.2f,%.2f);\n", |
1025 | lx-0.0,flip(cy-0.0),rx+0.0,flip(cy+0.0)); |
||
17599 | bpr | 1026 | free(stack2); |
1027 | } |
||
18125 | bpr | 1028 | void obj_dashed(objparm *pm){ dashed=1;} |
1029 | void obj_filled(objparm *pm){ filled=1;} |
||
18159 | bpr | 1030 | void obj_noreset(objparm *pm){ noreset=1;} |
1031 | void obj_reset(objparm *pm){ noreset=0;dashed=0;filled=0;} |
||
17599 | bpr | 1032 | |
7675 | bpr | 1033 | /* flood fill */ |
10 | reyssat | 1034 | void obj_fill(objparm *pm) |
1035 | { |
||
12473 | bpr | 1036 | scale(pm->pd,pm->p,1); |
17940 | bpr | 1037 | if (tikz_file) tikz_fill(pm->p[0],pm->p[1],1,1,0,pm->color[0],grid); |
12473 | bpr | 1038 | patchgdImageFill(image,pm->p[0],pm->p[1],pm->color[0]); |
10 | reyssat | 1039 | } |
1040 | |||
7675 | bpr | 1041 | /* flood fill to border*/ |
10 | reyssat | 1042 | void obj_fillb(objparm *pm) |
1043 | { |
||
12473 | bpr | 1044 | scale(pm->pd,pm->p,1); |
17940 | bpr | 1045 | if (tikz_file) tikz_fill(pm->p[0],pm->p[1],1,1,pm->color[0],pm->color[1],grid); |
12473 | bpr | 1046 | patchgdImageFillToBorder(image,pm->p[0],pm->p[1],pm->color[0],pm->color[1]); |
10 | reyssat | 1047 | } |
1048 | |||
1049 | gdImagePtr himg; |
||
1050 | |||
1051 | int makehatchimage(int x, int y, int px, int py, int col) |
||
1052 | { |
||
12473 | bpr | 1053 | int c1,c2,r,g,b; |
1054 | gdImagePtr saveimg; |
||
1055 | himg=gdImageCreate(x,y); |
||
1056 | c1=gdImageGetPixel(image,px,py); |
||
1057 | r=gdImageRed(image,c1); g=gdImageGreen(image,c1); b=gdImageBlue(image,c1); |
||
1058 | if(r>=255) r--; else r++; if(g>=255) g--; else g++; if(b>=255) b--; else b++; |
||
1059 | c1=gdImageColorAllocate(himg,r,g,b); |
||
1060 | r=gdImageRed(image,col); g=gdImageGreen(image,col); b=gdImageBlue(image,col); |
||
1061 | c2=gdImageColorAllocate(himg,r,g,b); |
||
1062 | if(width>1) { |
||
1063 | savew=-1; saveimg=image; |
||
1064 | image=himg; c2=widthcolor(width,c2); image=saveimg; |
||
1065 | c2=gdBrushed; savew=-1; |
||
1066 | } |
||
1067 | return c2; |
||
10 | reyssat | 1068 | } |
1069 | |||
7675 | bpr | 1070 | /* flood fill with hatching */ |
10 | reyssat | 1071 | void obj_hatchfill(objparm *pm) |
1072 | { |
||
12473 | bpr | 1073 | int nx,ny,ax,ay, dir, c; |
1074 | scale(pm->pd,pm->p,1); |
||
1075 | nx=pm->pd[2]; ny=pm->pd[3]; ax=abs(nx); ay=abs(ny); |
||
1076 | if(nx==0 && ny==0) {fly_error("bad displacement vector"); return;} |
||
1077 | if((nx>0 && ny>0) || (nx<0 && ny<0)) dir=1; else dir=-1; |
||
1078 | if(ax==0) {ax=100; dir=2;} |
||
1079 | if(ay==0) {ay=100; dir=3;} |
||
1080 | c=makehatchimage(ax,ay,pm->p[0],pm->p[1],pm->color[0]); |
||
1081 | switch(dir) { |
||
1082 | case -1: { |
||
1083 | gdImageLine(himg,0,ay-1,ax-1,0,c); |
||
1084 | if(width>1) { |
||
1085 | gdImageLine(himg,-ax,ay-1,-1,0,c); |
||
1086 | gdImageLine(himg,ax,ay-1,2*ax-1,0,c); |
||
1087 | gdImageLine(himg,0,-1,ax-1,-ay,c); |
||
1088 | gdImageLine(himg,0,2*ay-1,ax-1,ay,c); |
||
7675 | bpr | 1089 | } |
12473 | bpr | 1090 | break; |
1091 | } |
||
1092 | case 1: { |
||
1093 | gdImageLine(himg,0,0,ax-1,ay-1,c); |
||
1094 | if(width>1) { |
||
1095 | gdImageLine(himg,-ax,0,-1,ay-1,c); |
||
1096 | gdImageLine(himg,ax,0,2*ax-1,ay-1,c); |
||
1097 | gdImageLine(himg,0,-ay,ax-1,-1,c); |
||
1098 | gdImageLine(himg,0,ay,ax-1,2*ay-1,c); |
||
7675 | bpr | 1099 | } |
12473 | bpr | 1100 | break; |
1101 | } |
||
1102 | case 2: gdImageLine(himg,0,ay/2,ax-1,ay/2,c); break; |
||
17574 | bpr | 1103 | case 3: gdImageLine(himg,ax/2,0,ax/2,ay-1,c); break; |
12473 | bpr | 1104 | } |
17662 | bpr | 1105 | if (tikz_file) tikz_fill(pm->p[0],pm->p[1],nx,ny,0,pm->color[0],hatch); |
12473 | bpr | 1106 | gdImageSetTile(image,himg); |
1107 | patchgdImageFill(image,pm->p[0],pm->p[1],gdTiled); |
||
1108 | gdImageDestroy(himg); |
||
1109 | if(tiled) gdImageSetTile(image,tileimg); |
||
10 | reyssat | 1110 | } |
1111 | |||
7675 | bpr | 1112 | /* flood fill with grid */ |
10 | reyssat | 1113 | void obj_gridfill(objparm *pm) |
1114 | { |
||
12473 | bpr | 1115 | int nx,ny, c; |
1116 | scale(pm->pd,pm->p,1); |
||
1117 | nx=pm->pd[2]; ny=pm->pd[3]; nx=abs(nx); ny=abs(ny); |
||
1118 | if(nx==0 && ny==0) {fly_error("bad grid size"); return;} |
||
1119 | c=makehatchimage(nx,ny,pm->p[0],pm->p[1],pm->color[0]); |
||
17940 | bpr | 1120 | if (tikz_file) tikz_fill(pm->p[0],pm->p[1],nx,ny,0,pm->color[0],grid); |
12473 | bpr | 1121 | gdImageLine(himg,0,ny/2,nx-1,ny/2,c); gdImageLine(himg,nx/2,0,nx/2,ny-1,c); |
1122 | gdImageSetTile(image,himg); |
||
1123 | patchgdImageFill(image,pm->p[0],pm->p[1],gdTiled); |
||
1124 | gdImageDestroy(himg); |
||
1125 | if(tiled) gdImageSetTile(image,tileimg); |
||
10 | reyssat | 1126 | } |
1127 | |||
7675 | bpr | 1128 | /* flood fill with double hatching */ |
10 | reyssat | 1129 | void obj_diafill(objparm *pm) |
1130 | { |
||
12473 | bpr | 1131 | int nx,ny, c; |
1132 | scale(pm->pd,pm->p,1); |
||
1133 | nx=pm->pd[2]; ny=pm->pd[3]; nx=abs(nx); ny=abs(ny); |
||
1134 | if(nx==0 && ny==0) {fly_error("bad grid size"); return;} |
||
1135 | c=makehatchimage(nx,ny,pm->p[0],pm->p[1],pm->color[0]); |
||
17940 | bpr | 1136 | if (tikz_file) tikz_fill(pm->p[0],pm->p[1],nx,ny,0,pm->color[0],diamond); |
12473 | bpr | 1137 | gdImageLine(himg,0,0,nx-1,ny-1,c); gdImageLine(himg,0,ny-1,nx-1,0,c); |
1138 | gdImageSetTile(image,himg); |
||
1139 | patchgdImageFill(image,pm->p[0],pm->p[1],gdTiled); |
||
1140 | gdImageDestroy(himg); |
||
1141 | if(tiled) gdImageSetTile(image,tileimg); |
||
10 | reyssat | 1142 | } |
1143 | |||
17599 | bpr | 1144 | /* flood fill with dots */ |
10 | reyssat | 1145 | void obj_dotfill(objparm *pm) |
1146 | { |
||
12473 | bpr | 1147 | int nx,ny, c; |
1148 | scale(pm->pd,pm->p,1); |
||
1149 | nx=pm->pd[2]; ny=pm->pd[3]; nx=abs(nx); ny=abs(ny); |
||
1150 | if(nx==0 && ny==0) {fly_error("bad grid size"); return;} |
||
1151 | c=makehatchimage(nx,ny,pm->p[0],pm->p[1],pm->color[0]); |
||
17940 | bpr | 1152 | if (tikz_file) tikz_fill(pm->p[0],pm->p[1],nx,ny,0,pm->color[0],dot); |
12473 | bpr | 1153 | gdImageSetPixel(himg,nx/2,ny/2,c); |
1154 | gdImageSetTile(image,himg); |
||
1155 | patchgdImageFill(image,pm->p[0],pm->p[1],gdTiled); |
||
1156 | gdImageDestroy(himg); |
||
1157 | if(tiled) gdImageSetTile(image,tileimg); |
||
10 | reyssat | 1158 | } |
1159 | |||
1160 | struct { |
||
12473 | bpr | 1161 | char *name; |
1162 | gdFontPtr *fpt; |
||
17964 | bpr | 1163 | char *ftikz; |
10 | reyssat | 1164 | } fonttab[]={ |
17964 | bpr | 1165 | {"tiny", &gdFontTiny,"0.3"}, |
1166 | {"small", &gdFontSmall,"0.5"}, |
||
1167 | {"medium",&gdFontMediumBold,"0.7"}, |
||
1168 | {"large", &gdFontLarge,"0.9"}, |
||
1169 | {"giant", &gdFontGiant,"1"}, |
||
1170 | {"huge", &gdFontGiant,"1"} |
||
10 | reyssat | 1171 | }; |
1172 | |||
1173 | #define fonttab_no (sizeof(fonttab)/sizeof(fonttab[0])) |
||
1174 | |||
7675 | bpr | 1175 | /* string */ |
10 | reyssat | 1176 | void obj_string(objparm *pm) |
1177 | { |
||
12473 | bpr | 1178 | char *pp, *pe, *p2; |
1179 | int i; |
||
1180 | pp=pm->str; pe=strchr(pp,','); if(pe==NULL) { |
||
1181 | fly_error("too_few_parms"); return; |
||
1182 | } |
||
1183 | *pe++=0; pp=find_word_start(pp); *find_word_end(pp)=0; |
||
1184 | pe=find_word_start(pe); strip_trailing_spaces(pe); |
||
1185 | if(*pp) { |
||
1186 | for(i=0;i<fonttab_no && strcmp(pp,fonttab[i].name)!=0; i++); |
||
1187 | if(i>=fonttab_no) i=1; |
||
1188 | } |
||
1189 | else i=1; |
||
1190 | scale(pm->pd,pm->p,1); |
||
1191 | if(*pe=='"') { |
||
1192 | p2=strchr(pe+1,'"'); |
||
1193 | if(p2 && *(p2+1)==0) {*p2=0; pe++;} |
||
1194 | } |
||
17585 | bpr | 1195 | if(pm->fill){ |
12473 | bpr | 1196 | gdImageStringUp(image,*(fonttab[i].fpt),pm->p[0],pm->p[1], (unsigned char*) pe, |
1197 | pm->color[0]); |
||
17964 | bpr | 1198 | if(tikz_file) fprintf(tikz_file,"\\draw (%i,%i) node[scale=%s,rotate=90,color=%s,anchor=north west,inner sep=0pt] {\\(%s\\)};\n", |
1199 | pm->p[0],flip(pm->p[1]),fonttab[i].ftikz,tikz_color(pm->color[0]),(unsigned char*) pe); |
||
17585 | bpr | 1200 | } |
1201 | else { |
||
12473 | bpr | 1202 | gdImageString(image,*(fonttab[i].fpt),pm->p[0],pm->p[1], (unsigned char*) pe, |
1203 | pm->color[0]); |
||
17964 | bpr | 1204 | if(tikz_file) fprintf(tikz_file,"\\draw (%i,%i) node[scale=%s,color=%s,anchor=north west,inner sep=0pt] {\\(%s\\)};\n", |
1205 | pm->p[0],flip(pm->p[1]),fonttab[i].ftikz,tikz_color(pm->color[0]),(unsigned char*) pe); |
||
17585 | bpr | 1206 | } |
10 | reyssat | 1207 | } |
17585 | bpr | 1208 | /*FIXME; giant does not exist in tikz and ... samething as huge */ |
7675 | bpr | 1209 | /* point */ |
10 | reyssat | 1210 | void obj_point(objparm *pm) |
1211 | { |
||
12473 | bpr | 1212 | scale(pm->pd,pm->p,1); |
1213 | gdImageSetPixel(image,pm->p[0],pm->p[1],pm->color[0]); |
||
17917 | bpr | 1214 | if(tikz_file) fprintf(tikz_file,"\\draw[%s] (%i,%i) circle (1pt);\n", |
17574 | bpr | 1215 | tikz_options(pm->color[0],0),pm->p[0],flip(pm->p[1])); |
10 | reyssat | 1216 | } |
1217 | |||
7675 | bpr | 1218 | /* copy an image file */ |
10 | reyssat | 1219 | void obj_copy(objparm *pm) |
1220 | { |
||
12473 | bpr | 1221 | char *pp; |
1222 | FILE *inf; |
||
1223 | gdImagePtr insimg; |
||
7615 | bpr | 1224 | |
12473 | bpr | 1225 | pp=find_word_start(pm->str);*find_word_end(pp)=0; |
1226 | inf=open4read(pp); |
||
1227 | if(inf==NULL) { |
||
17599 | bpr | 1228 | fly_error("file_does_not_exist"); return; |
12473 | bpr | 1229 | } |
1230 | insimg=gdImageCreateFromGif(inf); fclose(inf); |
||
1231 | if(insimg==NULL) { |
||
1232 | fly_error("bad_gif"); return; |
||
1233 | } |
||
1234 | scale(pm->pd,pm->p,1); |
||
1235 | if(pm->pd[2]<0 && pm->pd[3]<0 && pm->pd[4]<0 && pm->pd[5]<0) |
||
1236 | gdImageCopy(image,insimg,pm->p[0],pm->p[1],0,0, |
||
1237 | insimg->sx,insimg->sy); |
||
1238 | else |
||
1239 | gdImageCopy(image,insimg,pm->p[0],pm->p[1],pm->pd[2],pm->pd[3], |
||
1240 | pm->pd[4]-pm->pd[2],pm->pd[5]-pm->pd[3]); |
||
17587 | bpr | 1241 | if(tikz_file) fprintf(tikz_file, |
17618 | bpr | 1242 | "\\node[anchor=north west,inner sep=0pt] at (%i,%i) {\\includegraphics\[width=.05\\linewidth]{%s}};\n", |
17587 | bpr | 1243 | pm->p[0],flip(pm->p[1]),pm->str); |
1244 | gdImageDestroy(insimg); |
||
1245 | /*FIXME position non correcte; on ne peut pas utiliser une image gif */ |
||
10 | reyssat | 1246 | } |
1247 | |||
7675 | bpr | 1248 | /* copy an image file, with resizing */ |
10 | reyssat | 1249 | void obj_copyresize(objparm *pm) |
1250 | { |
||
12473 | bpr | 1251 | char *pp; |
1252 | FILE *inf; |
||
1253 | gdImagePtr insimg; |
||
7615 | bpr | 1254 | |
12473 | bpr | 1255 | pp=find_word_start(pm->str);*find_word_end(pp)=0; |
1256 | inf=open4read(pp); |
||
1257 | if(inf==NULL) { |
||
1258 | fly_error("file_not_found"); return; |
||
1259 | } |
||
1260 | insimg=gdImageCreateFromGif(inf); fclose(inf); |
||
1261 | if(insimg==NULL) { |
||
1262 | fly_error("bad_gif"); return; |
||
1263 | } |
||
1264 | scale(pm->pd+4,pm->p+4,2); |
||
1265 | if(pm->pd[0]<0 && pm->pd[1]<0 && pm->pd[2]<0 && pm->pd[3]<0) |
||
1266 | gdImageCopyResized(image,insimg,pm->p[4],pm->p[5],0,0, |
||
1267 | pm->p[6]-pm->p[4]+1,pm->p[7]-pm->p[5]+1, |
||
1268 | insimg->sx,insimg->sy); |
||
1269 | else |
||
1270 | gdImageCopyResized(image,insimg,pm->p[4],pm->p[5],pm->pd[0],pm->pd[1], |
||
1271 | pm->p[6]-pm->p[4]+1,pm->p[7]-pm->p[5]+1, |
||
1272 | pm->pd[2]-pm->pd[0]+1,pm->pd[3]-pm->pd[1]+1); |
||
1273 | gdImageDestroy(insimg); |
||
10 | reyssat | 1274 | } |
1275 | |||
7675 | bpr | 1276 | /* set brush or tile */ |
10 | reyssat | 1277 | void obj_setbrush(objparm *pm) |
1278 | { |
||
12473 | bpr | 1279 | char *pp; |
1280 | FILE *inf; |
||
1281 | gdImagePtr insimg; |
||
10 | reyssat | 1282 | |
12473 | bpr | 1283 | pp=find_word_start(pm->str); *find_word_end(pp)=0; |
1284 | inf=open4read(pp); if(inf==NULL) { |
||
1285 | fly_error("file_not_found"); return; |
||
1286 | } |
||
1287 | insimg=gdImageCreateFromGif(inf); fclose(inf); |
||
1288 | if(insimg==NULL) { |
||
1289 | fly_error("bad_gif"); return; |
||
1290 | } |
||
1291 | if(pm->fill) { |
||
1292 | gdImageSetTile(image,insimg); tiled=1; tileimg=insimg; |
||
1293 | } |
||
1294 | else { |
||
1295 | gdImageSetBrush(image,insimg);brushed=1; brushimg=insimg; |
||
1296 | } |
||
10 | reyssat | 1297 | } |
1298 | |||
7675 | bpr | 1299 | /* kill brush */ |
10 | reyssat | 1300 | void obj_killbrush(objparm *pm) |
1301 | { |
||
12473 | bpr | 1302 | if(brushimg) gdImageDestroy(brushimg); |
1303 | brushed=0; brushimg=NULL; |
||
10 | reyssat | 1304 | } |
1305 | |||
7675 | bpr | 1306 | /* kill tile */ |
10 | reyssat | 1307 | void obj_killtile(objparm *pm) |
1308 | { |
||
12473 | bpr | 1309 | if(tileimg) gdImageDestroy(tileimg); |
1310 | tiled=0; tileimg=NULL; |
||
10 | reyssat | 1311 | } |
1312 | |||
7675 | bpr | 1313 | /* set style */ |
10 | reyssat | 1314 | void obj_setstyle(objparm *pm) |
1315 | { |
||
12473 | bpr | 1316 | int i,t; |
1317 | t=pm->pcnt/3; if(t<=0) { |
||
1318 | fly_error("too_few_parms"); return; |
||
1319 | } |
||
1320 | for(i=0;i<t;i++) { |
||
1321 | if(pm->pd[3*i]<0 || pm->pd[3*i+1]<0 || pm->pd[3*i+2]<0) |
||
1322 | pm->p[i]=gdTransparent; |
||
1323 | else |
||
1324 | pm->p[i]=getcolor(pm->pd[3*i],pm->pd[3*i+1],pm->pd[3*i+2]); |
||
1325 | } |
||
1326 | gdImageSetStyle(image,pm->p,t); styled=1; |
||
10 | reyssat | 1327 | } |
1328 | |||
7675 | bpr | 1329 | /* kill style */ |
10 | reyssat | 1330 | void obj_killstyle(objparm *pm) |
1331 | { |
||
12473 | bpr | 1332 | styled=0; |
10 | reyssat | 1333 | } |
1334 | |||
7675 | bpr | 1335 | /* set transparent */ |
10 | reyssat | 1336 | void obj_transp(objparm *pm) |
1337 | { |
||
12473 | bpr | 1338 | gdImageColorTransparent(image,pm->color[0]); |
10 | reyssat | 1339 | } |
1340 | |||
7675 | bpr | 1341 | /* set interlace */ |
10 | reyssat | 1342 | void obj_interlace(objparm *pm) |
1343 | { |
||
12473 | bpr | 1344 | gdImageInterlace(image,1); |
10 | reyssat | 1345 | } |
1346 | |||
7675 | bpr | 1347 | /* set linewidth */ |
10 | reyssat | 1348 | void obj_linewidth(objparm *pm) |
1349 | { |
||
12473 | bpr | 1350 | if(pm->pd[0]<1 || pm->pd[0]>255) fly_error("bad_parms"); |
17574 | bpr | 1351 | width=pm->pd[0]; |
17612 | bpr | 1352 | if(tikz_file) fprintf(tikz_file,"\\pgfsetlinewidth{%fpt}\n",width*0.7); |
10 | reyssat | 1353 | } |
1354 | |||
8414 | bpr | 1355 | /* set crosshairsize */ |
1356 | void obj_crosshairsize(objparm *pm) |
||
1357 | { |
||
12473 | bpr | 1358 | if(pm->pd[0]<1 || pm->pd[0]>255) fly_error("bad_parms"); |
1359 | else width2=pm->pd[0]; |
||
8414 | bpr | 1360 | } |
1361 | |||
7675 | bpr | 1362 | /* set x range */ |
10 | reyssat | 1363 | void obj_xrange(objparm *pm) |
1364 | { |
||
12473 | bpr | 1365 | double dd; |
1366 | dd=pm->pd[1]-pm->pd[0]; |
||
1367 | xstart=pm->pd[0]; xscale=sizex/dd; |
||
10 | reyssat | 1368 | } |
1369 | |||
7675 | bpr | 1370 | /* set y range */ |
10 | reyssat | 1371 | void obj_yrange(objparm *pm) |
1372 | { |
||
12473 | bpr | 1373 | double dd; |
1374 | dd=pm->pd[1]-pm->pd[0]; |
||
1375 | ystart=pm->pd[1]; yscale=-sizey/dd; |
||
10 | reyssat | 1376 | } |
1377 | |||
7675 | bpr | 1378 | /* set x et y range */ |
10 | reyssat | 1379 | void obj_range(objparm *pm) |
1380 | { |
||
12473 | bpr | 1381 | double d1,d2; |
1382 | d1=pm->pd[1]-pm->pd[0]; d2=pm->pd[3]-pm->pd[2]; |
||
1383 | xstart=pm->pd[0]; xscale=(sizex-1)/d1; |
||
1384 | ystart=pm->pd[3]; yscale=-(sizey-1)/d2; |
||
10 | reyssat | 1385 | } |
1386 | |||
7675 | bpr | 1387 | /* set t range */ |
10 | reyssat | 1388 | void obj_trange(objparm *pm) |
1389 | { |
||
12473 | bpr | 1390 | /*double dd; |
1391 | dd=pm->pd[1]-pm->pd[0];*/ |
||
1392 | tstart=pm->pd[0]; tend=pm->pd[1]; |
||
1393 | tranged=1; |
||
10 | reyssat | 1394 | } |
1395 | |||
7675 | bpr | 1396 | /* set tstep (plotting step) */ |
10 | reyssat | 1397 | void obj_tstep(objparm *pm) |
1398 | { |
||
12473 | bpr | 1399 | int dd; |
1400 | dd=pm->pd[0]; |
||
1401 | if(dd<3) { |
||
1402 | fly_error("bad_step"); return; |
||
1403 | } |
||
1404 | if(dd>2000) dd=2000; |
||
1405 | tstep=dd; |
||
10 | reyssat | 1406 | } |
1407 | |||
7675 | bpr | 1408 | /* set plotjump (plot jump break threashold) */ |
10 | reyssat | 1409 | void obj_plotjump(objparm *pm) |
1410 | { |
||
12473 | bpr | 1411 | int dd; |
1412 | dd=pm->pd[0]; |
||
1413 | if(dd<3) dd=3; |
||
1414 | if(dd>MAX_SIZE) dd=MAX_SIZE; |
||
1415 | plotjump=dd; |
||
10 | reyssat | 1416 | } |
1417 | |||
7675 | bpr | 1418 | /* plot a curve, either parametric or explicit */ |
6578 | bpr | 1419 | void _obj_plot(objparm *pm,int dash) |
10 | reyssat | 1420 | { |
12473 | bpr | 1421 | int i,j,n,dist,xx,yy,varpos; |
1422 | char p1[MAX_LINELEN+1], p2[MAX_LINELEN+1]; |
||
1423 | char *varn, *pp; |
||
1424 | double dc[2],t,v; |
||
1425 | int ic[2],oc[2]; |
||
10 | reyssat | 1426 | |
12473 | bpr | 1427 | n=itemnum(pm->str); |
1428 | if(n<1) { |
||
1429 | fly_error("bad_parms"); return; |
||
1430 | } |
||
1431 | fnd_item(pm->str,1,p1); fnd_item(pm->str,2,p2); |
||
1432 | if(n==1 && !tranged) v=sizex/xscale/tstep; |
||
1433 | else v=(tend-tstart)/tstep; |
||
1434 | if(n==1) varn="x"; else varn="t"; |
||
1435 | for(pp=varchr(p1,varn); pp; pp=varchr(pp,varn)) { |
||
1436 | string_modify(p1,pp,pp+strlen(varn),EV_T); |
||
1437 | pp+=strlen(EV_T); |
||
1438 | } |
||
1439 | for(pp=varchr(p2,varn); pp; pp=varchr(pp,varn)) { |
||
1440 | string_modify(p2,pp,pp+strlen(varn),EV_T); |
||
7675 | bpr | 1441 | pp+=strlen(EV_T); |
12473 | bpr | 1442 | } |
1443 | varpos=eval_getpos(EV_T); |
||
1444 | if(varpos<0) return; /* unknown error */ |
||
1445 | evalue_compile(p1); evalue_compile(p2); |
||
1446 | if(vimg_enable) vimg_plotstart(); |
||
17933 | bpr | 1447 | if (tikz_file) fprintf(tikz_file,"\%\%begin plot\n\\draw\[%s]", |
1448 | tikz_options(pm->color[0],-dash)); |
||
12473 | bpr | 1449 | for(i=j=0;i<=tstep;i++) { |
1450 | if(n==1) { |
||
1451 | if(tranged) t=tstart+i*v; else t=xstart+i*v; |
||
1452 | eval_setval(varpos,t); dc[0]=t; dc[1]=strevalue(p1); |
||
10 | reyssat | 1453 | } |
17621 | bpr | 1454 | else { |
1455 | t=tstart+i*v; eval_setval(varpos,t); |
||
1456 | dc[0]=strevalue(p1); dc[1]=strevalue(p2); |
||
10 | reyssat | 1457 | } |
17621 | bpr | 1458 | if(!isfinite(dc[0]) || !isfinite(dc[1])) ic[0]=ic[1]=-BOUND; |
1459 | else scale(dc,ic,1); |
||
1460 | if(vimg_enable) vimg_plot1 (scale_buf[0],scale_buf[1]); |
||
18019 | bpr | 1461 | if(j==0) { |
1462 | gdImageSetPixel(image,ic[0],ic[1],pm->color[0]); j++; |
||
1463 | if (tikz_file) |
||
1464 | fprintf(tikz_file,"(%i,%i)rectangle(%i,%i)", |
||
1465 | ic[0],flip(ic[1]),ic[0]+1,flip(ic[1]+1)); |
||
1466 | } |
||
1467 | else { |
||
1468 | xx=ic[0]-oc[0]; yy=ic[1]-oc[1]; |
||
1469 | dist=sqrt(xx*xx+yy*yy); |
||
1470 | if(dist>0){ |
||
1471 | if(dist>plotjump || dist==1) { |
||
1472 | gdImageSetPixel(image,ic[0],ic[1],pm->color[0]); |
||
1473 | if (tikz_file) |
||
1474 | fprintf(tikz_file,"(%i,%i)rectangle(%i,%i)", |
||
1475 | ic[0],flip(ic[1]),ic[0]+1,flip(ic[1]+1)); |
||
1476 | } |
||
1477 | else { |
||
1478 | if (dash==1) |
||
18105 | georgesk | 1479 | myDashedLine(image,oc[0],oc[1],ic[0],ic[1],pm->color[0]); |
18019 | bpr | 1480 | else |
1481 | gdImageLine(image,oc[0],oc[1],ic[0],ic[1],pm->color[0]); |
||
1482 | if (tikz_file) |
||
1483 | fprintf(tikz_file, "(%i,%i)--(%i,%i)", |
||
17932 | bpr | 1484 | oc[0],flip(oc[1]),ic[0],flip(ic[1])); |
18019 | bpr | 1485 | } |
17621 | bpr | 1486 | } |
1487 | } |
||
18019 | bpr | 1488 | memmove(oc,ic,sizeof(oc)); |
12473 | bpr | 1489 | } |
17932 | bpr | 1490 | if (tikz_file) fprintf(tikz_file,";\n\%\%end plot\n"); |
12473 | bpr | 1491 | if(vimg_enable) vimg_plotend(); |
10 | reyssat | 1492 | } |
1493 | |||
6578 | bpr | 1494 | void obj_plot(objparm *pm) { _obj_plot( pm,0) ;} |
1495 | void obj_dplot(objparm *pm) { _obj_plot( pm,1) ; } |
||
1496 | |||
7675 | bpr | 1497 | /* set levelcurve granularity */ |
10 | reyssat | 1498 | void obj_levelstep(objparm *pm) |
1499 | { |
||
12473 | bpr | 1500 | int dd; |
1501 | dd=pm->pd[0]; |
||
1502 | if(dd<1) return; |
||
1503 | if(dd>16) dd=16; |
||
1504 | lstep=dd; |
||
10 | reyssat | 1505 | } |
1506 | |||
7675 | bpr | 1507 | /* level curve */ |
10 | reyssat | 1508 | void obj_levelcurve(objparm *pm) |
1509 | { |
||
12473 | bpr | 1510 | char fn[MAX_LINELEN+1],tc[MAX_LINELEN+1]; |
1511 | int n,i; |
||
1512 | double d; |
||
1513 | leveldata *ld; |
||
7615 | bpr | 1514 | |
12473 | bpr | 1515 | ld=xmalloc(sizeof(leveldata)+16); |
1516 | ld->xname="x"; ld->yname="y"; |
||
1517 | ld->xsize=sizex; ld->ysize=sizey; ld->datacnt=0; |
||
1518 | ld->xrange[0]=xstart; ld->xrange[1]=sizex/xscale+xstart; |
||
1519 | ld->yrange[0]=sizey/yscale+ystart; ld->yrange[1]=ystart; |
||
1520 | ld->grain=lstep; |
||
1521 | fnd_item(pm->str,1,fn); ld->fn=fn; |
||
1522 | n=itemnum(pm->str); |
||
1523 | if(n<=1) {ld->levelcnt=1; ld->levels[0]=0;} |
||
1524 | else { |
||
1525 | if(n>LEVEL_LIM+1) n=LEVEL_LIM+1; |
||
1526 | for(i=0;i<n-1;i++) { |
||
1527 | fnd_item(pm->str,i+2,tc); |
||
1528 | d=strevalue(tc); |
||
1529 | if(isfinite(d)) ld->levels[i]=d; else ld->levels[i]=0; |
||
10 | reyssat | 1530 | } |
12473 | bpr | 1531 | ld->levelcnt=n-1; |
1532 | } |
||
1533 | levelcurve(ld); |
||
17932 | bpr | 1534 | if (tikz_file) |
1535 | fprintf(tikz_file,"\%\%begin levelcurve\n\\draw\[%s]" |
||
18065 | bpr | 1536 | ,tikz_options(pm->color[0],1)); |
12473 | bpr | 1537 | for(i=0;i<ld->datacnt;i++) { |
1538 | gdImageSetPixel(image,ld->xdata[i],ld->ydata[i],pm->color[0]); |
||
17584 | bpr | 1539 | if (tikz_file) |
1540 | fprintf(tikz_file, |
||
17933 | bpr | 1541 | "(%i,%i)rectangle(%i,%i)", |
1542 | ld->xdata[i],flip(ld->ydata[i]),ld->xdata[i]+1,flip(ld->ydata[i]+1)); |
||
12473 | bpr | 1543 | } |
17932 | bpr | 1544 | if (tikz_file) fprintf(tikz_file,";\n\%\%end levelcurve\n"); |
12473 | bpr | 1545 | free(ld); |
10 | reyssat | 1546 | } |
1547 | |||
7675 | bpr | 1548 | /* set animation step */ |
10 | reyssat | 1549 | void obj_animstep(objparm *pm) |
1550 | { |
||
12473 | bpr | 1551 | animstep=pm->pd[0]; |
1552 | setvar("animstep",pm->pd[0]); |
||
10 | reyssat | 1553 | } |
1554 | |||
7675 | bpr | 1555 | /* Starts a line counting */ |
10 | reyssat | 1556 | void obj_linecount(objparm *pm) |
1557 | { |
||
12473 | bpr | 1558 | linecnt=pm->pd[0]; |
10 | reyssat | 1559 | } |
1560 | |||
7675 | bpr | 1561 | /* marks end of execution */ |
10 | reyssat | 1562 | void obj_end(objparm *pm) |
1563 | { |
||
12473 | bpr | 1564 | fly_error("successful_end_of_execution"); |
10 | reyssat | 1565 | } |
1566 | |||
7675 | bpr | 1567 | /* output */ |
10 | reyssat | 1568 | void obj_output(objparm *pm) |
1569 | { |
||
12473 | bpr | 1570 | char *p, namebuf[1024]; |
1571 | p=find_word_start(pm->str); *find_word_end(p)=0; |
||
1572 | snprintf(namebuf,sizeof(namebuf),"%s",imagefilename); |
||
1573 | snprintf(imagefilename,sizeof(imagefilename),"%s",p); |
||
1574 | output(); |
||
1575 | snprintf(imagefilename,sizeof(imagefilename),"%s",namebuf); |
||
10 | reyssat | 1576 | } |
1577 | |||
7675 | bpr | 1578 | /* vimgfile */ |
1024 | bpr | 1579 | void obj_vimgfile(objparm *pm) |
1580 | { |
||
12473 | bpr | 1581 | char *p; |
1582 | p=find_word_start(pm->str); *find_word_end(p)=0; |
||
1583 | snprintf(vimgfilename,sizeof(vimgfilename),"%s",p); |
||
1584 | if(vimg_ready) vimg_close(); |
||
1024 | bpr | 1585 | } |
1586 | |||
7675 | bpr | 1587 | /* vimg enable/disable */ |
1024 | bpr | 1588 | void obj_vimg(objparm *pm) |
1589 | { |
||
12473 | bpr | 1590 | vimg_enable=pm->pd[0]; |
1591 | if(vimg_enable>0 && vimg_ready==0) vimg_init(); |
||
1024 | bpr | 1592 | } |
1593 | |||
7675 | bpr | 1594 | /* Set affine transformation */ |
10 | reyssat | 1595 | void obj_affine(objparm *pm) |
1596 | { |
||
12473 | bpr | 1597 | int i; |
1598 | for(i=0;i<4;i++) matrix[i]=pm->pd[i]; |
||
1599 | transx=pm->pd[4]; transy=pm->pd[5]; |
||
1600 | transform=1; |
||
10 | reyssat | 1601 | } |
1602 | |||
7675 | bpr | 1603 | /* Set affine transformation */ |
10 | reyssat | 1604 | void obj_rotation(objparm *pm) |
1605 | { |
||
12473 | bpr | 1606 | double r; |
1607 | r=M_PI*pm->pd[0]/180; |
||
1608 | matrix[0]=matrix[3]=cos(r); |
||
1609 | matrix[1]=-sin(r); matrix[2]=sin(r); |
||
1610 | transform=1; |
||
10 | reyssat | 1611 | } |
1612 | |||
8419 | bpr | 1613 | /* Set linear transformation */ |
10 | reyssat | 1614 | void obj_linear(objparm *pm) |
1615 | { |
||
12473 | bpr | 1616 | int i; |
1617 | for(i=0;i<4;i++) matrix[i]=pm->pd[i]; |
||
1618 | transform=1; |
||
10 | reyssat | 1619 | } |
1620 | |||
8419 | bpr | 1621 | /* Set translation transformation */ |
10 | reyssat | 1622 | void obj_translation(objparm *pm) |
1623 | { |
||
12473 | bpr | 1624 | transx=pm->pd[0]; transy=pm->pd[1]; |
10 | reyssat | 1625 | } |
1626 | |||
8419 | bpr | 1627 | /* kill affine transformation */ |
10 | reyssat | 1628 | void obj_killaffine(objparm *pm) |
1629 | { |
||
12473 | bpr | 1630 | matrix[0]=matrix[3]=1; |
1631 | matrix[1]=matrix[2]=transx=transy=0; |
||
1632 | transform=0; |
||
10 | reyssat | 1633 | } |
1634 | |||
8419 | bpr | 1635 | /* kill affine transformation */ |
10 | reyssat | 1636 | void obj_killlinear(objparm *pm) |
1637 | { |
||
12473 | bpr | 1638 | matrix[0]=matrix[3]=1; |
1639 | matrix[1]=matrix[2]=0; |
||
1640 | transform=0; |
||
10 | reyssat | 1641 | } |
1642 | |||
8419 | bpr | 1643 | /* kill affine transformation */ |
10 | reyssat | 1644 | void obj_killtranslation(objparm *pm) |
1645 | { |
||
12473 | bpr | 1646 | transx=transy=0; |
10 | reyssat | 1647 | } |
1648 | |||
1649 | /***** Les modifs de Jean-Christophe Leger Fev 2006 *****/ |
||
1650 | |||
7615 | bpr | 1651 | /* arguments: un numero de matrice entre 1 et JC_NB_MATRICES, une liste de 4 nombres reels pour la matrice */ |
10 | reyssat | 1652 | void obj_setmatrix(objparm *pm) |
1653 | { |
||
1654 | int nummatrix = (int) (pm->pd[0]); |
||
1655 | if((nummatrix < 1) ||(nummatrix>JC_NB_MATRICES)) { |
||
8195 | bpr | 1656 | fly_error("bad_matrix_number"); |
10 | reyssat | 1657 | return; |
1658 | } |
||
1659 | matrices_pavage[nummatrix][0] = pm->pd[1]; |
||
1660 | matrices_pavage[nummatrix][1] = pm->pd[2]; |
||
1661 | matrices_pavage[nummatrix][2] = pm->pd[3]; |
||
1662 | matrices_pavage[nummatrix][3] = pm->pd[4]; |
||
1663 | } |
||
1664 | |||
7615 | bpr | 1665 | /* arguments: un numero de matrice entre 1 et JC_NB_MATRICES */ |
10 | reyssat | 1666 | void obj_resetmatrix(objparm *pm) |
1667 | { |
||
1668 | int nummatrix = (int) (pm->pd[0]); |
||
1669 | if((nummatrix < 1) ||(nummatrix>JC_NB_MATRICES)) { |
||
8195 | bpr | 1670 | fly_error("bad_matrix_number"); |
10 | reyssat | 1671 | return; |
1672 | } |
||
1673 | matrices_pavage[nummatrix][0] = 1; |
||
1674 | matrices_pavage[nummatrix][1] = 0; |
||
1675 | matrices_pavage[nummatrix][2] = 0; |
||
1676 | matrices_pavage[nummatrix][3] = 1; |
||
1677 | |||
1678 | } |
||
7615 | bpr | 1679 | /* arguments: un numero de vecteur entre 1 et JC_NB_MATRICES, une liste de 2 nombres reels pour le vecteur */ |
10 | reyssat | 1680 | void obj_setvector(objparm *pm) |
1681 | { |
||
1682 | int nummatrix = (int) (pm->pd[0]); |
||
1683 | if((nummatrix < 1) ||(nummatrix>JC_NB_MATRICES)) { |
||
8195 | bpr | 1684 | fly_error("bad_vector_number"); |
10 | reyssat | 1685 | return; |
1686 | } |
||
1687 | vecteurs_pavage[nummatrix][0] = pm->pd[1]; |
||
1688 | vecteurs_pavage[nummatrix][1] = pm->pd[2]; |
||
1689 | } |
||
1690 | |||
7615 | bpr | 1691 | /* arguments: un numero de matrice entre 1 et JC_NB_MATRICES */ |
10 | reyssat | 1692 | void obj_resetvector(objparm *pm) |
1693 | { |
||
1694 | int nummatrix = (int) (pm->pd[0]); |
||
1695 | if((nummatrix < 1) ||(nummatrix>JC_NB_MATRICES)) { |
||
8195 | bpr | 1696 | fly_error("bad_vector_number"); |
10 | reyssat | 1697 | return; |
1698 | } |
||
1699 | vecteurs_pavage[nummatrix][0] = 0; |
||
1700 | vecteurs_pavage[nummatrix][1] = 0; |
||
1701 | } |
||
1702 | |||
7615 | bpr | 1703 | /* arguments: un numero de vecteur entre 1 et JC_NB_MATRICES, une liste de 6 nombres reels pour la matrice et le vecteur */ |
10 | reyssat | 1704 | void obj_settransform(objparm *pm) |
1705 | { |
||
1706 | int nummatrix = (int) (pm->pd[0]); |
||
1707 | if((nummatrix < 1) ||(nummatrix>JC_NB_MATRICES)) { |
||
8195 | bpr | 1708 | fly_error("bad_vector_number"); |
10 | reyssat | 1709 | return; |
1710 | } |
||
1711 | matrices_pavage[nummatrix][0] = pm->pd[1]; |
||
1712 | matrices_pavage[nummatrix][1] = pm->pd[2]; |
||
1713 | matrices_pavage[nummatrix][2] = pm->pd[3]; |
||
1714 | matrices_pavage[nummatrix][3] = pm->pd[4]; |
||
1715 | vecteurs_pavage[nummatrix][0] = pm->pd[5]; |
||
1716 | vecteurs_pavage[nummatrix][1] = pm->pd[6]; |
||
1717 | } |
||
1718 | |||
1719 | |||
7615 | bpr | 1720 | /* arguments: un numero de matrice entre 1 et JC_NB_MATRICES */ |
10 | reyssat | 1721 | void obj_resettransform(objparm *pm) |
1722 | { |
||
1723 | int nummatrix = (int) (pm->pd[0]); |
||
1724 | if((nummatrix < 1) ||(nummatrix>JC_NB_MATRICES)) { |
||
8195 | bpr | 1725 | fly_error("bad_vector_number"); |
10 | reyssat | 1726 | return; |
1727 | } |
||
1728 | vecteurs_pavage[nummatrix][0] = 0; |
||
1729 | vecteurs_pavage[nummatrix][1] = 0; |
||
1730 | matrices_pavage[nummatrix][0] = 1; |
||
1731 | matrices_pavage[nummatrix][1] = 0; |
||
1732 | matrices_pavage[nummatrix][2] = 0; |
||
1733 | matrices_pavage[nummatrix][3] = 1; |
||
1734 | } |
||
1735 | |||
7615 | bpr | 1736 | /* arguments: une liste de 6 nombres reels pour les coordonnees de l'origine et des vecteurs de base */ |
10 | reyssat | 1737 | void obj_setparallelogram(objparm *pm) |
1738 | { |
||
1739 | int i; |
||
1740 | for(i=0;i<6;i++) parallogram_fonda[i]=pm->pd[i]; |
||
1741 | } |
||
1742 | |||
1743 | /* arguments :aucun */ |
||
1744 | void obj_resetparallelogram(objparm *pm) |
||
1745 | { |
||
1746 | parallogram_fonda[0]=0; |
||
1747 | parallogram_fonda[1]=0; |
||
1748 | parallogram_fonda[2]=100; |
||
1749 | parallogram_fonda[3]=0; |
||
1750 | parallogram_fonda[4]=0; |
||
1751 | parallogram_fonda[5]=100; |
||
1752 | } |
||
1753 | |||
1754 | /* argument : la liste des numeros des matrices a faire agir, le nom du fichier de l'image a inclure */ |
||
1755 | void obj_multicopy(objparm *pm) |
||
1756 | { |
||
12473 | bpr | 1757 | char *pp,*pe,*cptr; |
1758 | FILE *inf; |
||
1759 | gdImagePtr insimg; |
||
1760 | int i,j; |
||
1761 | int imax,jmax; |
||
1762 | int c; /* la couleur reperee */ |
||
1763 | int mat; |
||
1764 | int nummatrices[JC_NB_MATRICES]; |
||
1765 | double pt[2]; /* les coordonnees math. du point repere dans le parallelogramme */ |
||
1766 | double ptr[2]; /* les coordonnees math. du point transforme */ |
||
1767 | int pti[2]; /* les coordonnees img du point a placer sur le canevas */ |
||
1768 | int t; |
||
1769 | /* gestion palette de couleur de l'image a inserer */ |
||
1770 | int colorMap[gdMaxColors]; |
||
1771 | int comptmat=0; /* combien de matrices en tout ? */ |
||
7615 | bpr | 1772 | |
12473 | bpr | 1773 | for (i=0; (i<gdMaxColors); i++) { |
1774 | colorMap[i] = (-1); |
||
1775 | } |
||
10 | reyssat | 1776 | |
12473 | bpr | 1777 | /* Gestion des parametres la liste est censee finir avec le nom du fichier */ |
1778 | t=pm->pcnt-1; /* il faut enlever le nom de fichier ! c'est le nombre de parametres en plus */ |
||
1779 | pp=find_word_start(pm->str); |
||
1780 | /* visiblement find_word_start n'arrive pas a trouver le dernier mot dans un contexte ou le nombre de parameters est variable |
||
10 | reyssat | 1781 | * on cherche donc l'emplacement de la derniere virgule: |
1782 | * il y en a une car t>0, on retrouve ensuite le debut de mot |
||
1783 | */ |
||
12473 | bpr | 1784 | for(pe=pp;*pe!=0;pe++);/* trouve la fin de la chaine */ |
1785 | if(t>0){ |
||
1786 | for(cptr = pe; cptr > pp && *cptr != ','; cptr--); |
||
1787 | pp=find_word_start(cptr+1); |
||
1788 | } |
||
1789 | pe=find_word_end(pp);*pe=0; /* strip junk final */ |
||
1790 | // printf("pp contient %s\n",pp); |
||
10 | reyssat | 1791 | |
1792 | |||
12473 | bpr | 1793 | inf=open4read(pp); |
1794 | if(inf==NULL) { |
||
1795 | fly_error("file_not_exist"); return; |
||
1796 | } |
||
1797 | insimg=gdImageCreateFromGif(inf); fclose(inf); |
||
1798 | if(insimg==NULL) { |
||
1799 | fly_error("bad_gif"); return; |
||
1800 | } |
||
10 | reyssat | 1801 | |
12473 | bpr | 1802 | /* On recupere les numeros des matrices/vecteurs a faire agir, |
1803 | * s'il n'y en a pas, on les fait toutes agir |
||
1804 | */ |
||
1805 | for(i=0;i<t && i< JC_NB_MATRICES;i++) { |
||
1806 | if(pm->pd[i]>=1 && pm->pd[i]<=JC_NB_MATRICES){ |
||
1807 | nummatrices[comptmat] = pm->pd[i]; |
||
1808 | comptmat++; |
||
10 | reyssat | 1809 | } |
12473 | bpr | 1810 | } |
1811 | if(t<=0){ |
||
1812 | for(i=0;i<JC_NB_MATRICES;i++) { |
||
1813 | nummatrices[i] = i+1; |
||
10 | reyssat | 1814 | } |
12473 | bpr | 1815 | comptmat=JC_NB_MATRICES; |
1816 | } |
||
10 | reyssat | 1817 | |
7615 | bpr | 1818 | |
12473 | bpr | 1819 | imax = gdImageSX(insimg); |
1820 | jmax = gdImageSY(insimg); |
||
10 | reyssat | 1821 | |
12473 | bpr | 1822 | for(i=0;i<imax;i++){ |
1823 | for(j=0;j<jmax;j++){ |
||
1824 | int nc; |
||
1825 | c=gdImageGetPixel(insimg,i,j); |
||
1826 | /* Le code suivant est une copie du code dans gdImageCopy Added 7/24/95: support transparent copies */ |
||
1827 | if (gdImageGetTransparent(insimg) != c) { |
||
1828 | /* Have we established a mapping for this color? */ |
||
1829 | if (colorMap[c] == (-1)) { |
||
1830 | /* If it's the same image, mapping is trivial, dans notre cas ca n'arrive jamais... */ |
||
1831 | if (image == insimg) { |
||
1832 | nc = c; |
||
1833 | } else { |
||
1834 | /* First look for an exact match */ |
||
1835 | nc = gdImageColorExact(image, |
||
1836 | insimg->red[c], insimg->green[c], |
||
1837 | insimg->blue[c]); |
||
1838 | } |
||
1839 | if (nc == (-1)) { |
||
1840 | /* No, so try to allocate it */ |
||
1841 | nc = gdImageColorAllocate(image, |
||
1842 | insimg->red[c], insimg->green[c], |
||
7675 | bpr | 1843 | insimg->blue[c]); |
12473 | bpr | 1844 | /* If we're out of colors, go for the closest color */ |
1845 | if (nc == (-1)) { |
||
1846 | nc = gdImageColorClosest(image, |
||
7675 | bpr | 1847 | insimg->red[c], insimg->green[c], |
1848 | insimg->blue[c]); |
||
12473 | bpr | 1849 | } |
1850 | } |
||
1851 | colorMap[c] = nc; |
||
1852 | } |
||
10 | reyssat | 1853 | |
12473 | bpr | 1854 | pt[0]= i*(parallogram_fonda[2])/(imax-1)+(jmax-j)*(parallogram_fonda[4])/(jmax-1)+parallogram_fonda[0]; |
1855 | pt[1]= i*(parallogram_fonda[3])/(imax-1)+(jmax-j)*(parallogram_fonda[5])/(jmax-1)+parallogram_fonda[1]; |
||
1856 | for(mat=0;mat<comptmat;mat++){ |
||
7675 | bpr | 1857 | double *matricecourante = matrices_pavage[nummatrices[mat]]; |
1858 | double *vecteurcourant = vecteurs_pavage[nummatrices[mat]]; |
||
1859 | ptr[0] = matricecourante[0]*pt[0]+matricecourante[1]*pt[1]+vecteurcourant[0]; |
||
1860 | ptr[1] = matricecourante[2]*pt[0]+matricecourante[3]*pt[1]+vecteurcourant[1]; |
||
1861 | scale(ptr,pti,1); |
||
1862 | gdImageSetPixel(image,pti[0],pti[1],colorMap[c]); |
||
12473 | bpr | 1863 | } |
10 | reyssat | 1864 | } |
1865 | } |
||
12473 | bpr | 1866 | } |
1867 | gdImageDestroy(insimg); |
||
10 | reyssat | 1868 | } |
1869 | |||
1870 | /**** Fin modifs JC Fev 06 ******/ |
||
1871 | |||
7675 | bpr | 1872 | /* get color from value */ |
10 | reyssat | 1873 | int calc_color(char *p, struct objtab *o) |
1874 | { |
||
12473 | bpr | 1875 | int k, cc[3]; |
1876 | char buf[MAX_LINELEN+1]; |
||
1877 | for(k=0;k<3;k++) { |
||
1878 | fnd_item(p,k+1,buf); |
||
1879 | cc[k]=strevalue(buf); |
||
1880 | } |
||
1881 | collapse_item(p,3); |
||
1882 | if(cc[0]==-1 && cc[1]==-1 && cc[2]==-255) { |
||
10 | reyssat | 1883 | |
12473 | bpr | 1884 | if(brushed && o->subst&1) return gdBrushed; |
1885 | else return color_black; |
||
1886 | } |
||
1887 | if(cc[0]==-1 && cc[1]==-255 && cc[2]==-1) { |
||
1888 | if(styled && o->subst&2) return gdStyled; |
||
1889 | else return color_black; |
||
1890 | } |
||
1891 | if(cc[0]==-255 && cc[1]==-1 && cc[2]==-1) { |
||
1892 | if(tiled && o->fill_tag==1) return gdTiled; |
||
1893 | else return color_black; |
||
1894 | } |
||
1895 | return getcolor(cc[0],cc[1],cc[2]); |
||
10 | reyssat | 1896 | } |
1897 | |||
7675 | bpr | 1898 | /* Routine to parse parameters */ |
10 | reyssat | 1899 | int parse_parms(char *p,objparm *pm,struct objtab *o) |
1900 | { |
||
12473 | bpr | 1901 | char buf[MAX_LINELEN+1]; |
1902 | char *p1, *p2; |
||
1903 | int j,t,c,c1,c2; |
||
7615 | bpr | 1904 | |
12473 | bpr | 1905 | c=o->color_pos;c1=c2=0; |
1906 | pm->color[0]=pm->color[1]=0; |
||
1907 | if(c>0) c1=c; |
||
1908 | if(c<0) c2=-c; |
||
1909 | c=c1+c2; |
||
1910 | t=itemnum(p);if(t<o->required_parms+3*c) return -1; |
||
1911 | if(c1>0 && t>o->required_parms+3*c) t=o->required_parms+3*c; |
||
1912 | pm->pcnt=t-3*c; |
||
1913 | if(pm->pcnt>MAX_PARMS) pm->pcnt=MAX_PARMS; |
||
1914 | if(c2>0) { |
||
1915 | for(j=0;j<2 && j<c2; j++) pm->color[j]=calc_color(p,o); |
||
1916 | } |
||
1917 | snprintf(buf,sizeof(buf),"%s",p); |
||
1918 | for(j=0, p1=buf; j<pm->pcnt; j++, p1=p2) { |
||
1919 | p2=find_item_end(p1); if(*p2) *p2++=0; |
||
1920 | p1=find_word_start(p1); |
||
1921 | if(*p1) pm->pd[j]=strevalue(p1); else pm->pd[j]=0; |
||
1922 | if(!isfinite(pm->pd[j])) { |
||
1923 | if(j<o->required_parms) return -1; |
||
1924 | else {pm->pd[j]=0;break;} |
||
10 | reyssat | 1925 | } |
12473 | bpr | 1926 | } |
1927 | collapse_item(p,o->required_parms); |
||
1928 | if(c1>0) { |
||
1929 | for(j=0;j<c1 && j<2; j++) pm->color[j]=calc_color(p,o); |
||
1930 | } |
||
1931 | if(width>1 && o->subst&1 && pm->color[0]!=gdBrushed |
||
1932 | && pm->color[0]!=gdStyled && pm->color[0]!=gdTiled) { |
||
1933 | pm->color[1]=pm->color[0]; |
||
1934 | pm->color[0]=widthcolor(width,pm->color[0]); |
||
1935 | } |
||
1936 | pm->fill=o->fill_tag; |
||
18131 | bpr | 1937 | if(o->required_parms!=0){ |
1938 | if(dashed) { |
||
1939 | if(pm->fill==1) pm->fill=2; |
||
1940 | if(pm->fill==0) pm->fill=-1; |
||
18159 | bpr | 1941 | if(noreset==0) dashed=0; |
18131 | bpr | 1942 | } |
1943 | if(filled) { |
||
1944 | if(pm->fill==-1) pm->fill=2; |
||
1945 | if(pm->fill==0) pm->fill=1; |
||
18159 | bpr | 1946 | if(noreset==0) filled=0; |
18131 | bpr | 1947 | } |
1948 | } |
||
12473 | bpr | 1949 | ovlstrcpy(pm->str,p); return 0; |
10 | reyssat | 1950 | } |
1951 | |||
8068 | bpr | 1952 | /* Create the struct objparm pm corresponding to the objparm p |
1953 | * Execute a command. Returns 0 if OK. |
||
1954 | */ |
||
10 | reyssat | 1955 | int obj_main(char *p) |
1956 | { |
||
12473 | bpr | 1957 | int i; |
1958 | char *pp,*name,*pt; |
||
1959 | char tbuf2[MAX_LINELEN+1]; |
||
1960 | struct objparm pm; |
||
10 | reyssat | 1961 | |
12473 | bpr | 1962 | p=find_word_start(p); |
1963 | if(*p==exec_prefix_char || *p==0) return 0; /* comment */ |
||
1964 | name=p; |
||
1965 | pp=find_name_end(p); |
||
1966 | pt=find_word_start(pp); if(*pt=='=') *pt=' '; |
||
1967 | if(*pt==':' && *(pt+1)=='=') *pt=*(pt+1)=' '; |
||
1968 | pp=find_word_end(p); |
||
1969 | if(*pp!=0) { |
||
1970 | *(pp++)=0; pp=find_word_start(pp); |
||
1971 | } |
||
1972 | if(strlen(p)==1 || (strlen(p)==2 && isdigit(*(p+1)))) { |
||
1973 | setvar(p,strevalue(pp)); return 0; |
||
1974 | } |
||
1975 | /* search the number of the object */ |
||
1976 | i=search_list(objtab,obj_no,sizeof(objtab[0]),name); |
||
1977 | if(i<0) { |
||
1978 | fly_error("bad_cmd"); return 1; |
||
1979 | } |
||
1980 | if(image==NULL && (objtab[i].color_pos || objtab[i].required_parms>2)) { |
||
1981 | fly_error("image_not_defined"); return 1; |
||
1982 | } |
||
1983 | ovlstrcpy(tbuf2,pp); |
||
1984 | if(objtab[i].color_pos || objtab[i].routine==obj_setstyle) { |
||
1985 | substit(tbuf2); |
||
1986 | } |
||
1987 | if(parse_parms(tbuf2,&pm,objtab+i)!=0) fly_error("bad_parms"); |
||
1988 | else objtab[i].routine(&pm); |
||
1989 | return 0; |
||
10 | reyssat | 1990 | } |