/**
* Draw the ranges
*
* @access private
*/
function _drawRange()
{
if ($this->_range) {
$radius0 = $this->_radius * (1 - $this->_radiusPercent / 100);
foreach ($this->_range as $range) {
$angle1 = $this->_value2angle($range['min']);
$angle2 = $this->_value2angle($range['max']);
if (is_object($this->_rangeFillStyle)) {
$this->_canvas->setFill($this->_rangeFillStyle->_getFillStyle($range['id']));
} elseif ($this->_rangeFillStyle != null) {
$this->_canvas->setFill($this->_rangeFillStyle);
}
$this->_getLineStyle();
$this->_canvas->Pieslice(array('x' => $this->_centerX, 'y' => $this->_centerY, 'rx' => $this->_radius, 'ry' => $this->_radius, 'v1' => $angle1, 'v2' => $angle2, 'srx' => $radius0, 'sry' => $radius0));
}
}
}
/**
* Return the fillstyle
*
* @return int A GD fillstyle
* @access private
*/
function _getFillStyle($ID = false)
{
if ($ID === false || !isset($this->_fillStyles[$ID])) {
$ID = key($this->_fillStyles);
if (!next($this->_fillStyles)) {
reset($this->_fillStyles);
}
}
$fillStyle =& $this->_fillStyles[$ID];
if (is_object($fillStyle)) {
return $fillStyle->_getFillStyle($ID);
} elseif ($fillStyle !== null) {
return $fillStyle;
} else {
return parent::_getFillStyle($ID);
}
}
/**
* Return the fillstyle at positions X, Y
* @param int $x The X position
* @param int $y The Y position
* @param int $w The Width
* @param int $h The Height
* @return int A GD fillstyle
* @access private
*/
function _getFillStyleAt($x, $y, $w, $h, $ID = false)
{
if (($ID === false) and (!(list ($ID, $fillStyle) = each($this->_fillStyles)))) {
reset($this->_fillStyles);
list ($ID, $fillStyle) = each($this->_fillStyles);
}
$fillStyle = & $this->_fillStyles[$ID];
if ($fillStyle != null) {
if (is_numeric($fillStyle)) {
return $this->_color($fillStyle);
}
elseif (is_a($fillStyle, "Image_Graph_Color")) {
return $fillStyle->_index;
} else {
return $fillStyle->_getFillStyleAt($x, $y, $w, $h, $ID);
}
} else {
return parent::_getFillStyle($ID);
}
}