| Diagramas de sectores
<? $im = imagecreate (400, 400); $fondo = imagecolorallocate($im, 226, 226, 226); $col1=imagecolorallocate($im,255,255,0); $col2=imagecolorallocate($im,255,0,0); imagefilledarc($im, 200, 200, 350, 300, 20, 240, $col1, IMG_ARC_PIE); imagefilledarc($im, 200, 200, 350, 300, 10, 150, $col2, IMG_ARC_NOFILL); header('Content-type: image/png'); imagepng($im); imagedestroy($im); ?>
<? $im = imagecreate (400, 400); $fondo = imagecolorallocate($im, 226, 226, 226); $col1=imagecolorallocate($im,255,255,0); $col2=imagecolorallocate($im,255,0,0); imagefilledarc($im, 200, 200, 350, 300, 20, 240, $col1, IMG_ARC_EDGED); imagefilledarc($im, 200, 200, 350, 300, 10, 150, $col2, IMG_ARC_NOFILL); header('Content-type: image/png'); imagepng($im); imagedestroy($im); ?>
<? $im = imagecreate (400, 400); $fondo = imagecolorallocate($im, 226, 226, 226); $color1=imagecolorallocate($im,255,0,0); imagefilledarc ($im, 200, 200, 350, 300, 20, 240, $color1, IMG_ARC_NOFILL|IMG_ARC_EDGED); header('Content-type: image/gif'); imagegif($im); imagedestroy($im); ?>
<? $im = imagecreate (400, 400); $fondo = imagecolorallocate($im, 226, 226, 226); $color1=imagecolorallocate($im,255,0,0); imagefilledarc ($im, 200, 200, 350, 300, 50, 200, $color1, IMG_ARC_CHORD); header('Content-type: image/gif'); imagegif($im); imagedestroy($im); ?>
<? $im = imagecreate (400, 400); $fondo = imagecolorallocate($im, 226, 226, 226); $color1=imagecolorallocate($im,200,0,0); $color2=imagecolorallocate($im,255,0,0); $color3=imagecolorallocate($im,255,255,255); for($i=200;$i<225;$i++){ imagefilledarc($im, 200, $i, 370, 270, 50, 330, $color1, IMG_ARC_NOFILL|IMG_ARC_EDGED); } imagefilledarc($im, 200, 200, 370, 270, 50, 330, $color2, IMG_ARC_EDGED); imagefilledarc($im, 200,200, 370, 270, 50, 330, $color3, IMG_ARC_NOFILL|IMG_ARC_EDGED);
header('Content-type: image/gif'); imagegif($im); imagedestroy($im); ?>
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