public function _StrokeLegend($aImg, $x, $y, $scaling = 1, $aReturnWidth = false)
{
if (!$this->legend->iShow) {
return 0;
}
$nlc = count($this->iLegColors);
$nlw = count($this->iLegweights);
// Setup font for ranges
$value = new Text\Text();
$value->SetAlign('center', 'bottom');
$value->SetFont($this->legend->iLblFontFamily, $this->legend->iLblFontStyle, $this->legend->iLblFontSize * $scaling);
$value->SetColor($this->legend->iLblFontColor);
// Remember x-center
$xcenter = $x;
// Construct format string
$fmt = $this->legend->iFormatString . '-' . $this->legend->iFormatString;
// Make sure that the length of each range is enough to cover the
// size of the labels
$tst = sprintf($fmt, $this->iRanges[0], $this->iRanges[1]);
$value->Set($tst);
$w = $value->GetWidth($aImg);
$l = round(max($this->legend->iLength * $scaling, $w * 1.5));
$r = $this->legend->iCircleRadius * $scaling;
$len = 2 * $r + $this->scale->iMaxNum * $l;
// We are called just to find out the width
if ($aReturnWidth) {
return $len;
}
$x -= round($len / 2);
$x += $r;
// 4 pixels extra vertical margin since the circle sometimes is +/- 1 pixel of the
// theorethical radius due to imperfection in the GD library
//$y -= round(max($r,$scaling*$this->iLegweights[($this->scale->iMaxNum-1) % $nlw])+4*$scaling);
$y -= ($this->legend->iCircleRadius + 2) * $scaling + $this->legend->iBottomMargin * $scaling;
// Adjust for bottom text
if ($this->legend->iTxt != '') {
// Setup font for text
$value->Set($this->legend->iTxt);
$y -= $value->GetHeight($aImg);
}
// Stroke 0-circle
$this->_ThickCircle($aImg, $x, $y, $r, $this->legend->iCircleWeight, $this->legend->iCircleColor);
// Remember the center of the circe
$xc = $x;
$yc = $y;
$value->SetAlign('center', 'bottom');
$x += $r + 1;
// Stroke all used ranges
$txty = $y - round($this->iLegweights[($this->scale->iMaxNum - 1) % $nlw] * $scaling) - 4 * $scaling;
if ($this->scale->iMaxNum >= count($this->iRanges)) {
Util\JpGraphError::RaiseL(22007);
//('To few values for the range legend.');
}
$i = 0;
$idx = 0;
while ($i < $this->scale->iMaxNum) {
$y1 = $y - round($this->iLegweights[$i % $nlw] * $scaling);
$y2 = $y + round($this->iLegweights[$i % $nlw] * $scaling);
$x2 = $x + $l;
$aImg->SetColor($this->iLegColors[$i % $nlc]);
$aImg->FilledRectangle($x, $y1, $x2, $y2);
if ($this->iRangeStyle == RANGE_OVERLAPPING) {
$lbl = sprintf($fmt, $this->iRanges[$idx], $this->iRanges[$idx + 1]);
} else {
$lbl = sprintf($fmt, $this->iRanges[$idx], $this->iRanges[$idx + 1]);
++$idx;
}
$value->Set($lbl);
$value->Stroke($aImg, $x + $l / 2, $txty);
$x = $x2;
++$i;
++$idx;
}
// Setup circle font
$value->SetFont($this->legend->iCircleFontFamily, $this->legend->iCircleFontStyle, $this->legend->iCircleFontSize * $scaling);
$value->SetColor($this->legend->iCircleFontColor);
// Stroke 0-circle text
$value->Set($this->legend->iZCircleTxt);
$value->SetAlign('center', 'center');
$value->ParagraphAlign('center');
$value->Stroke($aImg, $xc, $yc);
// Setup circle font
$value->SetFont($this->legend->iTxtFontFamily, $this->legend->iTxtFontStyle, $this->legend->iTxtFontSize * $scaling);
$value->SetColor($this->legend->iTxtFontColor);
// Draw the text under the legend
$value->Set($this->legend->iTxt);
$value->SetAlign('center', 'top');
$value->SetParagraphAlign('center');
$value->Stroke($aImg, $xcenter, $y2 + $this->legend->iTxtMargin * $scaling);
}
public function Raise($aMsg, $aHalt = true)
{
$img_iconerror = 'iVBORw0KGgoAAAANSUhEUgAAACgAAAAoCAMAAAC7IEhfAAAAaV' . 'BMVEX//////2Xy8mLl5V/Z2VvMzFi/v1WyslKlpU+ZmUyMjEh/' . 'f0VyckJlZT9YWDxMTDjAwMDy8sLl5bnY2K/MzKW/v5yyspKlpY' . 'iYmH+MjHY/PzV/f2xycmJlZVlZWU9MTEXY2Ms/PzwyMjLFTjea' . 'AAAAAXRSTlMAQObYZgAAAAFiS0dEAIgFHUgAAAAJcEhZcwAACx' . 'IAAAsSAdLdfvwAAAAHdElNRQfTBgISOCqusfs5AAABLUlEQVR4' . '2tWV3XKCMBBGWfkranCIVClKLd/7P2Q3QsgCxjDTq+6FE2cPH+' . 'xJ0Ogn2lQbsT+Wrs+buAZAV4W5T6Bs0YXBBwpKgEuIu+JERAX6' . 'wM2rHjmDdEITmsQEEmWADgZm6rAjhXsoMGY9B/NZBwJzBvn+e3' . 'wHntCAJdGu9SviwIwoZVDxPB9+Rc0TSEbQr0j3SA1gwdSn6Db0' . '6Tm1KfV6yzWGQO7zdpvyKLKBDmRFjzeB3LYgK7r6A/noDAfjtS' . 'IXaIzbJSv6WgUebTMV4EoRB8a2mQiQjgtF91HdKDKZ1gtFtQjk' . 'YcWaR5OKOhkYt+ZsTFdJRfPAApOpQYJTNHvCRSJR6SJngQadfc' . 'vd69OLMddVOPCGVnmrFD8bVYd3JXfxXPtLR/+mtv59/ALWiiMx' . 'qL72fwAAAABJRU5ErkJggg==';
if (function_exists("imagetypes")) {
$supported = imagetypes();
} else {
$supported = 0;
}
if (!function_exists('imagecreatefromstring')) {
$supported = 0;
}
if (ob_get_length() || headers_sent() || !($supported & IMG_PNG)) {
// Special case for headers already sent or that the installation doesn't support
// the PNG format (which the error icon is encoded in).
// Dont return an image since it can't be displayed
die($this->iTitle . ' ' . $aMsg);
}
$aMsg = wordwrap($aMsg, 55);
$lines = substr_count($aMsg, "\n");
// Create the error icon GD
$erricon = Image\Image::CreateFromString(base64_decode($img_iconerror));
// Create an image that contains the error text.
$w = 400;
$h = 100 + 15 * max(0, $lines - 3);
$img = new Image\Image($w, $h);
// Drop shadow
$img->SetColor("gray");
$img->FilledRectangle(5, 5, $w - 1, $h - 1, 10);
$img->SetColor("gray:0.7");
$img->FilledRectangle(5, 5, $w - 3, $h - 3, 10);
// Window background
$img->SetColor("lightblue");
$img->FilledRectangle(1, 1, $w - 5, $h - 5);
$img->CopyCanvasH($img->img, $erricon, 5, 30, 0, 0, 40, 40);
// Window border
$img->SetColor("black");
$img->Rectangle(1, 1, $w - 5, $h - 5);
$img->Rectangle(0, 0, $w - 4, $h - 4);
// Window top row
$img->SetColor("darkred");
for ($y = 3; $y < 18; $y += 2) {
$img->Line(1, $y, $w - 6, $y);
}
// "White shadow"
$img->SetColor("white");
// Left window edge
$img->Line(2, 2, 2, $h - 5);
$img->Line(2, 2, $w - 6, 2);
// "Gray button shadow"
$img->SetColor("darkgray");
// Gray window shadow
$img->Line(2, $h - 6, $w - 5, $h - 6);
$img->Line(3, $h - 7, $w - 5, $h - 7);
// Window title
$m = floor($w / 2 - 5);
$l = 110;
$img->SetColor("lightgray:1.3");
$img->FilledRectangle($m - $l, 2, $m + $l, 16);
// Stroke text
$img->SetColor("darkred");
$img->SetFont(FF_FONT2, FS_BOLD);
$img->StrokeText($m - 90, 15, $this->iTitle);
$img->SetColor("black");
$img->SetFont(FF_FONT1, FS_NORMAL);
$txt = new Text\Text($aMsg, 52, 25);
$txt->SetFont(FF_FONT1);
$txt->Align("left", "top");
$txt->Stroke($img);
if ($this->iDest) {
$img->Stream($this->iDest);
} else {
$img->Headers();
$img->Stream();
}
if ($aHalt) {
die;
}
}
