note 120236 added to function.imagefilledarc
| From: | vrp76 at mail dot ru | Date: | Tue, 29 Nov 2016 20:05:39 +0000 |
| Subject: | note 120236 added to function.imagefilledarc | ||
| Groups: | php.notes | ||
| Request: | Send a blank email to php-notes+get-207742@lists.php.net to get a copy of this message | ||
The analogue of the function
<?php
function myimagefilledarc($image, $cx, $cy, $width, $height, $start, $end, $color, $style =
IMG_ARC_PIE){
$delta = 0.1;
$twoPi = 2*pi();
$w = $width/2;
$h = $height/2;
if($h<=$w){
$kx=$w;
$ky=$w*$h/$w;
}else{
$kx=$h*$w/$h;
$ky=$h;
}
$StartRad = deg2rad($start);
$EndRad = deg2rad($end);
$array_points[] = $cx;
$array_points[] = $cy;
$a = $StartRad;
if($style==IMG_ARC_PIE
or $style==IMG_ARC_EDGED
or $style==(IMG_ARC_PIE|IMG_ARC_NOFILL)
or $style==(IMG_ARC_EDGED|IMG_ARC_NOFILL)){
if($StartRad>=$EndRad){
$b[] = $twoPi;
$b[] = $EndRad;
}else $b[] = $EndRad;
}else $b[] = 0;
foreach($b as $vb){
do {
$array_points[] = $cx + $kx*cos($a);
$array_points[] = $cy + $ky*sin($a);
$a += $delta;
} while ($a<$vb);
$a = 0;
}
$array_points[] = $cx + $kx*cos($EndRad);
$array_points[] = $cy + $ky*sin($EndRad);
$count_array_points = count($array_points);
$num_points = $count_array_points/2;
if($style==IMG_ARC_PIE or $style==IMG_ARC_EDGED or $style==IMG_ARC_CHORD){
imagefilledpolygon($image, $array_points, $num_points, $color);
}elseif($style==(IMG_ARC_PIE|IMG_ARC_NOFILL)){
$i = 1;
$c = $count_array_points - 1;
$x1 = $array_points[++$i];
$y1 = $array_points[++$i];
do {
$x2 = $array_points[++$i];
$y2 = $array_points[++$i];
imageline($image, $x1, $y1, $x2, $y2, $color);
$x1 = $x2;
$y1 = $y2;
} while ($i<$c);
}elseif($style==(IMG_ARC_CHORD|IMG_ARC_NOFILL) or $style==(IMG_ARC_PIE|IMG_ARC_NOFILL)){
imageline($image, $array_points[2], $array_points[3], $array_points[4], $array_points[5], $color);
}else{
imagepolygon($image, $array_points, $num_points, $color);
}
}
$image = imagecreatetruecolor(900, 1250);
$white = imagecolorallocate($image, 0xFF, 0xFF, 0xFF);
$gray[] = imagecolorallocate($image, 0xC0, 0xC0, 0xC0);
$gray[] = imagecolorallocate($image, 0x90, 0x90, 0x90);
$navy[] = imagecolorallocate($image, 0x00, 0x00, 0x80);
$navy[] = imagecolorallocate($image, 0x00, 0x00, 0x50);
$red[] = imagecolorallocate($image, 0xFF, 0x00, 0x00);
$red[] = imagecolorallocate($image, 0x90, 0x00, 0x00);
$yellow[] = imagecolorallocate($image, 0xFF, 0xFF, 0x00);
$yellow[] = imagecolorallocate($image, 0x90, 0x90, 0x00);
$Cx = 200;
$Cy = 100;
$W = 300;
$H = 100;
$Dx = 500;
$Dy = 0;
$Dy_3d = 40;
$Angles['yellow'] = array(180,0);
$Angles['gray'] = array(0,88);
$Angles['navy'] = array(88,92);
$Angles['red'] = array(92,180);
$styles['IMG_ARC_PIE'] = IMG_ARC_PIE;
$styles['IMG_ARC_CHORD'] = IMG_ARC_CHORD;
$styles['IMG_ARC_PIE|IMG_ARC_NOFILL'] = IMG_ARC_PIE|IMG_ARC_NOFILL;
$styles['IMG_ARC_CHORD|IMG_ARC_NOFILL'] = IMG_ARC_CHORD|IMG_ARC_NOFILL;
$styles['IMG_ARC_PIE|IMG_ARC_EDGED|IMG_ARC_NOFILL'] =
IMG_ARC_PIE|IMG_ARC_EDGED|IMG_ARC_NOFILL;
$styles['IMG_ARC_CHORD|IMG_ARC_EDGED|IMG_ARC_NOFILL'] =
IMG_ARC_CHORD|IMG_ARC_EDGED|IMG_ARC_NOFILL;
imagestring($image, 5, 130, 15, 'imagefilledarc', $white);
imagestring($image, 5, 130 + $Dx, 15, 'myimagefilledarc', $white);
foreach($styles as $name_style => $style){
for ($i = $Cy+$Dy_3d; $i > $Cy; $i--) {
foreach($Angles as $colors=>$angle){
imagefilledarc($image, $Cx, $i+$Dy, $W, $H, $angle[0], $angle[1],$$colors[1], $style);
}
}
foreach($Angles as $colors=>$angle){
imagefilledarc($image, $Cx, $Cy+$Dy, $W, $H, $angle[0], $angle[1],$$colors[0], $style);
}
for ($i = $Cy+$Dy_3d; $i > $Cy; $i--) {
foreach($Angles as $colors=>$angle){
myimagefilledarc($image, $Cx+$Dx, $i+$Dy, $W, $H, $angle[0], $angle[1],$$colors[1], $style);
}
}
foreach($Angles as $colors=>$angle){
myimagefilledarc($image, $Cx+$Dx, $Cy+$Dy, $W, $H, $angle[0], $angle[1],$$colors[0], $style);
}
imagestring($image, 5, 450-strlen($name_style)*8/2, $Cy+$Dy+$H-10, $name_style, $yellow[0]);
$Dy+=200;
}
header('Content-type: image/png');
imagepng($image);
imagedestroy($image);
?>
----
Server IP: 72.52.91.14
Probable Submitter: 5.138.186.108
----
Manual Page -- http://php.net/manual/en/function.imagefilledarc.php
Edit -- https://master.php.net/note/edit/120236
Del: integrated -- https://master.php.net/note/delete/120236/integrated
Del: useless -- https://master.php.net/note/delete/120236/useless
Del: bad code -- https://master.php.net/note/delete/120236/bad+code
Del: spam -- https://master.php.net/note/delete/120236/spam
Del: non-english -- https://master.php.net/note/delete/120236/non-english
Del: in docs -- https://master.php.net/note/delete/120236/in+docs
Del: other reasons-- https://master.php.net/note/delete/120236
Reject -- https://master.php.net/note/reject/120236
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