/**
* Draw all circle segment pictures
*
* @param string $dir (optional) Directory where pictures should be created
* @param string $fileMask (optional) sprintf format for pictures filename
*
* @return array
* @since 1.2.0RC1
* @access public
* @throws HTML_PROGRESS_ERROR_INVALID_INPUT
*/
function drawCircleSegments($dir = '.', $fileMask = 'c%s.png')
{
if (!is_string($dir)) {
return HTML_Progress::raiseError(HTML_PROGRESS_ERROR_INVALID_INPUT, 'exception', array('var' => '$dir', 'was' => gettype($dir), 'expected' => 'string', 'paramnum' => 1));
} elseif (!is_string($fileMask)) {
return HTML_Progress::raiseError(HTML_PROGRESS_ERROR_INVALID_INPUT, 'exception', array('var' => '$fileMask', 'was' => gettype($fileMask), 'expected' => 'string', 'paramnum' => 2));
}
include_once 'Image/Color.php';
$cellAttr = $this->getCellAttributes();
$cellCount = $this->getCellCount();
$w = $cellAttr['width'];
$h = $cellAttr['height'];
$s = $cellAttr['spacing'];
$c = intval(360 / $cellCount);
$cx = floor($w / 2);
if (fmod($w, 2) == 0) {
$cx = $cx - 0.5;
}
$cy = floor($h / 2);
if (fmod($h, 2) == 0) {
$cy = $cy - 0.5;
}
$image = imagecreate($w, $h);
$bg = Image_Color::allocateColor($image, $cellAttr['background-color']);
$colorA = Image_Color::allocateColor($image, $cellAttr['active-color']);
$colorI = Image_Color::allocateColor($image, $cellAttr['inactive-color']);
imagefilledarc($image, $cx, $cy, $w, $h, 0, 360, $colorI, IMG_ARC_EDGED);
$filename = $dir . DIRECTORY_SEPARATOR . sprintf($fileMask, 0);
imagepng($image, $filename);
$this->setCellAttributes(array('background-image' => $filename), 0);
for ($i = 0; $i < $cellCount; $i++) {
if ($this->getFillWay() == 'natural') {
$sA = $i * $c;
$eA = ($i + 1) * $c;
$sI = ($i + 1) * $c;
$eI = 360;
} else {
$sA = 360 - ($i + 1) * $c;
$eA = 360 - $i * $c;
$sI = 0;
$eI = 360 - ($i + 1) * $c;
}
if ($s > 0) {
imagefilledarc($image, $cx, $cy, $w, $h, 0, $sA, $colorI, IMG_ARC_EDGED);
}
imagefilledarc($image, $cx, $cy, $w, $h, $sA, $eA, $colorA, IMG_ARC_EDGED);
imagefilledarc($image, $cx, $cy, $w, $h, $sI, $eI, $colorI, IMG_ARC_EDGED);
$filename = $dir . DIRECTORY_SEPARATOR . sprintf($fileMask, $i + 1);
imagepng($image, $filename);
$this->setCellAttributes(array('background-image' => $filename), $i + 1);
}
imagedestroy($image);
}
