drawtest.c

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00001 /*
00002  *
00003  * Test program for C drawing API
00004  * Written by Bob Friesenhahn
00005  *
00006  */
00007 
00008 #include <stdio.h>
00009 #include <stdlib.h>
00010 #include <wand/MagickWand.h>
00011 
00012 #define ThrowWandException(wand) \
00013 { \
00014   char \
00015     *description; \
00016  \
00017   ExceptionType \
00018     severity; \
00019  \
00020   description=MagickGetException(wand,&severity); \
00021   (void) fprintf(stderr,"%s %s %lu %s\n",GetMagickModule(),description); \
00022   description=(char *) MagickRelinquishMemory(description); \
00023   exit(-1); \
00024 }
00025 
00026 static void ScribbleImage (MagickWand *canvas)
00027 {
00028   DrawingWand
00029     *picasso;
00030 
00031   PixelWand
00032     *color;
00033 
00034   picasso=NewDrawingWand();
00035   color=NewPixelWand();
00036   (void) PushDrawingWand(picasso);
00037   {
00038     DrawSetViewbox(picasso,0,0,MagickGetImageWidth(canvas),
00039       MagickGetImageHeight(canvas));
00040     DrawScale(picasso,1.101,1.08);
00041     DrawTranslate(picasso,-23.69,-22.97);
00042     DrawRotate(picasso,0);
00043     (void) PixelSetColor(color,"#ffffff");
00044     DrawSetFillColor(picasso,color);
00045     DrawRectangle(picasso,23.69,22.97,564.6,802.2);
00046     DrawSetFillOpacity(picasso,1.0);
00047     (void) PixelSetColor(color,"none");
00048     DrawSetFillColor(picasso,color);
00049     DrawSetStrokeColor(picasso,color);
00050 
00051     DrawSetStrokeAntialias(picasso,MagickTrue);
00052     DrawSetStrokeLineCap(picasso,RoundCap);
00053     DrawSetStrokeLineJoin(picasso,RoundJoin);
00054 
00055     DrawPushDefs(picasso);
00056     {
00057       DrawPushClipPath(picasso,"clip_1");
00058       {
00059         (void) PushDrawingWand(picasso);
00060         {
00061           DrawRectangle(picasso,0,0,595.3,841.9);
00062         }
00063         (void) PopDrawingWand(picasso);
00064       }
00065       DrawPopClipPath(picasso);
00066     }
00067     DrawPopDefs(picasso);
00068 
00069     (void) PushDrawingWand(picasso);
00070     {
00071       (void) DrawSetClipPath(picasso, "url(#clip_1)");
00072 
00073       (void) PushDrawingWand(picasso);
00074       {
00075         DrawSetStrokeAntialias(picasso,MagickTrue);
00076         DrawSetStrokeWidth(picasso,4.032);
00077         DrawSetStrokeLineCap(picasso,RoundCap);
00078         DrawSetStrokeLineJoin(picasso,RoundJoin);
00079         (void) DrawSetStrokeDashArray(picasso,0,(const double *)NULL);
00080         (void) PixelSetColor(color,"#ff0000");
00081         DrawSetStrokeColor(picasso,color);
00082         DrawSetFillRule(picasso,EvenOddRule);
00083         (void) PixelSetColor(color,"#ff00ff");
00084         DrawSetFillColor(picasso,color);
00085         DrawRectangle(picasso,72,72,144,144);
00086       }
00087       (void) PopDrawingWand(picasso);
00088 
00089       (void) PushDrawingWand(picasso);
00090       {
00091         DrawSetStrokeAntialias(picasso,MagickTrue);
00092         DrawSetStrokeWidth(picasso,9);
00093         DrawSetStrokeLineCap(picasso,RoundCap);
00094         DrawSetStrokeLineJoin(picasso,RoundJoin);
00095         (void) DrawSetStrokeDashArray(picasso,0,(const double *)NULL);
00096         (void) PixelSetColor(color,"#00ff00");
00097         DrawSetStrokeColor(picasso,color);
00098         DrawSetFillRule(picasso,EvenOddRule);
00099         (void) PixelSetColor(color,"#0080ff");
00100         DrawSetFillColor(picasso,color);
00101         DrawRoundRectangle(picasso,72,216,360,432,9,9);
00102       }
00103       (void) PopDrawingWand(picasso);
00104 
00105       (void) PushDrawingWand(picasso);
00106       {
00107         const PointInfo points[37] =
00108         {
00109           { 378.1,81.72 }, { 381.1,79.56 }, { 384.3,78.12 }, { 387.6,77.33 },
00110           { 391.1,77.11 }, { 394.6,77.62 }, { 397.8,78.77 }, { 400.9,80.57 },
00111           { 403.6,83.02 }, { 523.9,216.8 }, { 526.2,219.7 }, { 527.6,223 },
00112           { 528.4,226.4 }, { 528.6,229.8 }, { 528,233.3 },   { 526.9,236.5 },
00113           { 525.1,239.5 }, { 522.6,242.2 }, { 495.9,266.3 }, { 493,268.5 },
00114           { 489.7,269.9 }, { 486.4,270.8 }, { 482.9,270.9 }, { 479.5,270.4 },
00115           { 476.2,269.3 }, { 473.2,267.5 }, { 470.4,265 },   { 350,131.2 },
00116           { 347.8,128.3 }, { 346.4,125.1 }, { 345.6,121.7 }, {345.4,118.2 },
00117           { 346,114.8 },   { 347.1,111.5 }, { 348.9,108.5 }, { 351.4,105.8 },
00118           { 378.1,81.72 }
00119         };
00120 
00121         DrawSetStrokeAntialias(picasso,MagickTrue);
00122         DrawSetStrokeWidth(picasso,2.016);
00123         DrawSetStrokeLineCap(picasso,RoundCap);
00124         DrawSetStrokeLineJoin(picasso,RoundJoin);
00125         (void) DrawSetStrokeDashArray(picasso,0,(const double *)NULL);
00126         (void) PixelSetColor(color,"#000080");
00127         DrawSetStrokeColor(picasso,color);
00128         DrawSetFillRule(picasso,EvenOddRule);
00129         (void) PixelSetColor(color,"#c2c280");
00130         DrawSetFillColor(picasso,color);
00131         DrawPolygon(picasso,37,points);
00132       }
00133       (void) PopDrawingWand(picasso);
00134 
00135       (void) PushDrawingWand(picasso);
00136       {
00137         DrawSetStrokeAntialias(picasso,MagickTrue);
00138         DrawSetStrokeWidth(picasso,3.024);
00139         DrawSetStrokeLineCap(picasso,RoundCap);
00140         DrawSetStrokeLineJoin(picasso,RoundJoin);
00141         (void) DrawSetStrokeDashArray(picasso,0,(const double *)NULL);
00142         (void) PixelSetColor(color,"#000080");
00143         DrawSetStrokeColor(picasso,color);
00144         DrawSetFillRule(picasso,EvenOddRule);
00145         (void) PixelSetColor(color,"#000080");
00146         DrawSetFillColor(picasso,color);
00147         DrawEllipse(picasso,489.6,424.8,72,129.6,0,360);
00148       }
00149       (void) PopDrawingWand(picasso);
00150 
00151       (void) PushDrawingWand(picasso);
00152       {
00153         const PointInfo points[48] =
00154         {
00155           { 213.8,25.13},  { 216.7,24.48 }, {219.8,24.55 },  { 223.1,25.42 },
00156           { 226.7,27 },    { 230.3,29.3 },  { 234.1,32.26 }, { 237.9,35.86 },
00157           { 241.8,40.03 }, { 249.7,50.11 }, { 257.4,62.14 }, { 264.8,75.89 },
00158           { 271.6,91.15 }, { 277.3,106.8 }, { 281.6,121.8 }, { 284.4,135.9 },
00159           { 285.7,148.5 }, { 285.6,159.6 }, { 284.9,164.3 }, { 283.8,168.5 },
00160           { 282.5,172.1 }, { 280.7,175 },   { 278.5,177.3 }, { 275.9,178.7 },
00161           { 273,179.4 },   { 269.9,179.3 }, { 266.6,178.4 }, { 263.1,176.8 },
00162           { 259.5,174.5},  { 255.7,171.6 }, { 251.9,168 },   { 248,163.8 },
00163           { 244.1,159 },   { 240.1,153.7 }, { 232.3,141.7 }, { 225,127.9 },
00164           { 218.2,112.7 }, { 212.5,97.06 }, { 208.2,82.01 }, { 205.4,67.97 },
00165           { 204,55.3 },    { 204.3,44.35 }, { 204.9,39.6 },  { 205.9,35.42 },
00166           { 207.4,31.82 }, { 209.2,28.87 }, { 211.3,26.64},  { 213.8,25.13 }
00167         };
00168 
00169         DrawSetStrokeAntialias(picasso,MagickTrue);
00170         DrawSetStrokeWidth(picasso,3.024);
00171         DrawSetStrokeLineCap(picasso,RoundCap);
00172         DrawSetStrokeLineJoin(picasso,RoundJoin);
00173         (void) DrawSetStrokeDashArray(picasso,0,(const double *)NULL);
00174         (void) PixelSetColor(color,"#ff8000");
00175         DrawSetStrokeColor(picasso,color);
00176         DrawSetFillRule(picasso,EvenOddRule);
00177         (void) PixelSetColor(color,"#00ffff");
00178         DrawSetFillColor(picasso,color);
00179         DrawPolygon(picasso,48,points);
00180       }
00181       (void) PopDrawingWand(picasso);
00182 
00183       (void) PushDrawingWand(picasso);
00184       {
00185         DrawSetStrokeAntialias(picasso,MagickTrue);
00186         DrawSetStrokeWidth(picasso,12.02);
00187         DrawSetStrokeLineCap(picasso,RoundCap);
00188         DrawSetStrokeLineJoin(picasso,RoundJoin);
00189         (void) DrawSetStrokeDashArray(picasso,0,(const double *)NULL);
00190         (void) PixelSetColor(color,"#4000c2");
00191         DrawSetStrokeColor(picasso,color);
00192         (void) PixelSetColor(color,"none");
00193         DrawSetFillColor(picasso,color);
00194         DrawArc(picasso,360,554.4,187.2,237.6,0,90);
00195       }
00196       (void) PopDrawingWand(picasso);
00197 
00198       (void) PushDrawingWand(picasso);
00199       {
00200         DrawSetStrokeAntialias(picasso,MagickTrue);
00201         DrawSetStrokeWidth(picasso,9);
00202         DrawSetStrokeLineCap(picasso,RoundCap);
00203         DrawSetStrokeLineJoin(picasso,RoundJoin);
00204         (void) DrawSetStrokeDashArray(picasso,0,(const double *)NULL);
00205         (void) PixelSetColor(color,"#4000c2");
00206         DrawSetStrokeColor(picasso,color);
00207         DrawSetFillRule(picasso,EvenOddRule);
00208         (void) PixelSetColor(color,"#4000c2");
00209         DrawSetFillColor(picasso,color);
00210         DrawEllipse(picasso,388.8,626.4,100.8,122.4,0,90);
00211       }
00212       (void) PopDrawingWand(picasso);
00213 
00214       (void) PushDrawingWand(picasso);
00215       {
00216         const PointInfo points[6] =
00217         {
00218           { 180,504 }, { 282.7,578.6 }, { 243.5,699.4 }, { 116.5,699.4 },
00219           { 77.26,578.6 }, { 180,504 }
00220         };
00221 
00222         DrawSetStrokeAntialias(picasso,MagickTrue);
00223         DrawSetStrokeWidth(picasso,9);
00224         DrawSetStrokeLineCap(picasso,RoundCap);
00225         DrawSetStrokeLineJoin(picasso,RoundJoin);
00226         (void) DrawSetStrokeDashArray(picasso,0,(const double *)NULL);
00227         (void) PixelSetColor(color,"#4000c2");
00228         DrawSetStrokeColor(picasso,color);
00229         DrawSetFillRule(picasso,EvenOddRule);
00230         (void) PixelSetColor(color,"#800000");
00231         DrawSetFillColor(picasso,color);
00232         DrawPolygon(picasso,6,points);
00233       }
00234       (void) PopDrawingWand(picasso);
00235 
00236       (void) PushDrawingWand(picasso);
00237       {
00238         const PointInfo points[11] =
00239         {
00240           { 180,504 },     { 211.8,568.3 }, { 282.7,578.6 }, { 231.3,628.7 },
00241           { 243.5,699.4 }, { 180,666 },     { 116.5,699.4 }, { 128.7,628.7 },
00242           { 77.26,578.6 }, { 148.2,568.3 }, { 180,504 }
00243         };
00244 
00245         DrawSetStrokeAntialias(picasso,MagickTrue);
00246         DrawSetStrokeWidth(picasso,9);
00247         DrawSetStrokeLineCap(picasso,RoundCap);
00248         DrawSetStrokeLineJoin(picasso,RoundJoin);
00249         (void) DrawSetStrokeDashArray(picasso,0,(const double *)NULL);
00250         (void) PixelSetColor(color,"#4000c2");
00251         DrawSetStrokeColor(picasso,color);
00252         DrawSetFillRule(picasso,EvenOddRule);
00253         (void) PixelSetColor(color,"#800000");
00254         DrawSetFillColor(picasso,color);
00255         DrawPolygon(picasso,11,points);
00256       }
00257       (void) PopDrawingWand(picasso);
00258 
00259       (void) PushDrawingWand(picasso);
00260       {
00261         const PointInfo points[15] =
00262         {
00263           { 540,288 },     { 561.6,216 },   { 547.2,43.2 },  { 280.8,36 },
00264           { 302.4,194.4 }, { 331.2,64.8 },  { 504,64.8 },    { 475.2,115.2 },
00265           { 525.6,93.6 },  { 496.8,158.4 }, { 532.8,136.8 }, { 518.4,180 },
00266           { 540,172.8 },   { 540,223.2 },   { 540,288 }
00267         };
00268 
00269         DrawSetStrokeAntialias(picasso,MagickTrue);
00270         DrawSetStrokeWidth(picasso,5.976);
00271         DrawSetStrokeLineCap(picasso,RoundCap);
00272         DrawSetStrokeLineJoin(picasso,RoundJoin);
00273         (void) DrawSetStrokeDashArray(picasso,0,(const double *)NULL);
00274         (void) PixelSetColor(color,"#4000c2");
00275         DrawSetStrokeColor(picasso,color);
00276         DrawSetFillRule(picasso,EvenOddRule);
00277         (void) PixelSetColor(color,"#ffff00");
00278         DrawSetFillColor(picasso,color);
00279         DrawPolygon(picasso,15,points);
00280       }
00281       (void) PopDrawingWand(picasso);
00282 
00283       (void) PushDrawingWand(picasso);
00284       {
00285         const PointInfo points[7] =
00286         {
00287           { 57.6,640.8 }, { 57.6,784.8 }, { 194.4,799.2 }, { 259.2,777.6 },
00288           { 151.2,756 }, { 86.4,748.8 }, { 57.6,640.8 }
00289         };
00290 
00291         DrawSetStrokeAntialias(picasso,MagickTrue);
00292         DrawSetStrokeWidth(picasso,5.976);
00293         DrawSetStrokeLineCap(picasso,RoundCap);
00294         DrawSetStrokeLineJoin(picasso,RoundJoin);
00295         (void) DrawSetStrokeDashArray(picasso,0,(const double *)NULL);
00296         (void) PixelSetColor(color,"#4000c2");
00297         DrawSetStrokeColor(picasso,color);
00298         DrawSetFillRule(picasso,EvenOddRule);
00299         (void) PixelSetColor(color,"#ffff00");
00300         DrawSetFillColor(picasso,color);
00301         DrawPolygon(picasso,7,points);
00302       }
00303       (void) PopDrawingWand(picasso);
00304 
00305       (void) PushDrawingWand(picasso);
00306       {
00307         const PointInfo points[193] =
00308         {
00309           { 27.86,565.3 }, { 29.66,550.8 }, { 31.97,538.1 }, { 34.85,527.1 },
00310           { 38.09,517.7 }, { 41.83,509.8 }, { 45.86,503.1 }, { 50.33,497.6 },
00311           { 55.08,493.2 }, { 60.19,489.8 }, { 65.45,487.3 }, { 70.92,485.4 },
00312           { 76.61,484.2 }, { 88.42,483 },   { 100.4,482.9 }, { 108.4,482.2 },
00313           { 119.8,480.3 }, { 150.8,474.1 }, { 189.4,466.6 }, { 210.3,463 },
00314           { 231.5,459.9 }, { 252.4,457.8 }, { 272.7,456.6 }, { 291.8,456.9 },
00315           { 300.7,457.7 }, { 309.1,458.9 }, { 316.9,460.6 }, { 324.1,462.8 },
00316           { 330.7,465.6 }, { 336.4,469 },   { 341.3,473 },   { 345.3,477.7 },
00317           { 348.4,483.1 }, { 350.4,489.2},  { 352.4,495.4 }, { 355.2,500.9 },
00318           { 358.8,505.8 }, { 363,510 },     { 367.8,513.6 }, { 373,516.8 },
00319           { 378.6,519.6 }, { 384.3,521.8 }, { 396.4,525.4 }, { 408.2,527.9 },
00320           { 428,531.2 },   { 434.6,532.9 }, { 436.7,533.8 }, { 437.8,534.9 },
00321           { 437.8,536.2 }, { 436.8,537.8 }, { 434.5,539.6 }, { 430.9,541.8 },
00322           { 419.3,547.6 }, { 401.3,555.2 }, { 342.4,577.9 }, {325.2,584.9 },
00323           { 311,591.3 },   { 300,597.3 },   { 291.6,602.8 }, { 285.8,607.8 },
00324           { 282.3,612.3 }, { 281.4,614.4 }, { 280.9,616.2 }, { 281.2,619.6 },
00325           { 282.1,621.2 }, { 283.3,622.6 }, { 286.8,624.9 }, { 291.5,626.6 },
00326           { 297.1,627.8 }, { 303.6,628.3 }, { 310.5,628.3 }, { 317.9,627.6 },
00327           { 325.2,626.3 }, { 332.6,624.3 }, { 339.5,621.7 }, { 345.9,618.4 },
00328           { 351.4,614.4 }, { 353.9,612.2 }, { 356,609.8 }, { 357.9,607.1 },
00329           { 359.4,604.3 }, { 360.6,601.3 }, { 361.4,598.2 }, { 361.7,594.9 },
00330           { 361.7,591.3 }, { 361.2,587.7 }, { 360.1,583.7 }, { 358.6,579.7 },
00331           { 356.4,575.4 }, { 353.7,570.9 }, { 350.4,566.2 }, { 346.4,561.3 },
00332           { 341.8,556.2 }, { 336.5,550.9 }, { 330.6,545.5 }, { 323.8,539.8 },
00333           { 316.2,533.9 }, { 298.7,521.5 }, { 277.8,508.2 }, { 256.1,495.5 },
00334           { 236,484.5 },   { 217.7,475.1 }, { 200.8,467.1 }, { 185.6,460.7 },
00335           { 171.9,455.5 }, { 159.6,451.6 }, { 148.6,448.8 }, { 139,447 },
00336           { 130.5,446.2 }, { 123.3,446.2 }, { 117.1,446.9 }, { 112,448.3 },
00337           { 107.9,450.2 }, { 104.8,452.5 }, { 102.5,455.2 }, { 101,458.1 },
00338           { 100.2,461.2 }, { 100.2,464.3 }, { 100.7,467.4 }, { 101.8,470.3 },
00339           { 103.4,473 },   { 105.4,475.3 }, { 107.8,477.1 }, { 110.5,478.4 },
00340           { 113.4,479.1 }, { 116.5,478.9 }, { 119.7,478 },   { 123,476.2 },
00341           { 126.4,473.3 }, { 129.6,469.2 }, { 132.7,463.9 }, { 135.2,458.4 },
00342           { 136.6,453.7 }, { 137,449.9 },   { 136.6,446.8 }, { 135.4,444.5 },
00343           { 133.3,442.9 }, { 130.8,441.9 }, { 127.5,441.4 }, { 123.9,441.6 },
00344           { 119.8,442.3 }, { 110.7,445.1 }, { 101.1,449.5 }, { 91.37,455.2 },
00345           { 82.37,461.9 }, { 74.66,469.2 }, { 71.57,473 },   { 68.98,476.8 },
00346           { 67.03,480.7 }, { 65.81,484.4 }, { 65.45,488.2 }, { 65.95,491.7 },
00347           { 67.46,495.1 }, { 69.98,498.3 }, { 73.66,501.3 }, { 78.55,503.9 },
00348           { 84.82,506.3 }, { 92.38,508.2 }, { 107.1,511.6 }, { 118.2,514.8 },
00349           { 125.9,517.8 }, { 130.7,520.4 }, { 132.1,521.7 }, { 132.8,522.9 },
00350           { 133,524.2 },   { 132.6,525.3 }, { 131.8,526.5 }, { 130.5,527.5 },
00351           { 126.6,529.6 }, { 121.5,531.7 }, { 115.3,533.7 }, { 101.4,537.6 },
00352           { 87.55,541.8 }, { 81.36,544 },   { 76.25,546.3 }, { 71.64,549.5 },
00353           { 66.89,554.1 }, { 62.14,559.8 }, { 57.38,566.1 }, { 48.17,579.6 },
00354           { 39.96,591.4 }, { 36.43,595.9 }, { 34.78,597.6 }, { 33.26,598.8 },
00355           { 31.9,599.6 },  { 30.67,599.9 }, { 29.59,599.7 }, { 28.66,598.8 },
00356           { 27.86,597.4 }, { 27.29,595.2 }, { 26.64,588.7 }, { 26.86,578.8 },
00357           { 27.86,565.3 }
00358         };
00359 
00360         DrawSetStrokeAntialias(picasso,MagickTrue);
00361         DrawSetStrokeWidth(picasso,5.904);
00362         DrawSetStrokeLineCap(picasso,RoundCap);
00363         DrawSetStrokeLineJoin(picasso,RoundJoin);
00364         (void) DrawSetStrokeDashArray(picasso,0,(const double *)NULL);
00365         (void) PixelSetColor(color,"#4000c2");
00366         DrawSetStrokeColor(picasso,color);
00367         DrawSetFillRule(picasso,EvenOddRule);
00368         (void) PixelSetColor(color,"#ffff00");
00369         DrawSetFillColor(picasso,color);
00370         DrawPolygon(picasso,193,points);
00371       }
00372       (void) PopDrawingWand(picasso);
00373     }
00374     (void) PopDrawingWand(picasso);
00375   }
00376   (void) PopDrawingWand(picasso);
00377   (void) MagickDrawImage(canvas,picasso);
00378   color=DestroyPixelWand(color);
00379   picasso=DestroyDrawingWand(picasso);
00380 }
00381 
00382 int main ( int argc, char **argv )
00383 {
00384   MagickWand *canvas = (MagickWand *)NULL;
00385   char outfile[MaxTextExtent];
00386   MagickBooleanType status;
00387 
00388   if ( argc != 2 )
00389     {
00390       (void) printf ( "Usage: %s filename\n", argv[0] );
00391       exit( 1 );
00392     }
00393 
00394   (void) CopyMagickString( outfile, argv[1], MaxTextExtent );
00395 
00396 
00397   /*
00398    * Create canvas image
00399    */
00400   MagickWandGenesis();
00401   canvas=NewMagickWand();
00402   MagickSetSize( canvas, 596, 842 );
00403   status=MagickReadImage( canvas, "xc:white" );
00404   if (status == MagickFalse)
00405     ThrowWandException(canvas);
00406 
00407   /*
00408    * Scribble on image
00409    */
00410   ScribbleImage( canvas );
00411 
00412   /*
00413    * Save image to file
00414    */
00415   (void) MagickWriteImage ( canvas, outfile );
00416 
00417   canvas =DestroyMagickWand( canvas );
00418   MagickWandTerminus();
00419   return 0;
00420 }

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