function genImage($width, $height, $fontsize, $font_path, $bg_color_str, $txt_color_str)
{
header("Content-Type: image/png");
// Create a new image resource
$img = imagecreatetruecolor($width, $height);
$bgColorArry = getRGB($bg_color_str);
$txtColorArry = getRGB($txt_color_str);
// Set default color values if the passed background- or textcolor is invalid.
if (!$txtColorArry) {
$txtColorArry = array("r" => 150, "g" => 150, "b" => 150);
}
if (!$bgColorArry) {
$bgColorArry = array("r" => 204, "g" => 204, "b" => 204);
}
// define the color of the background and text color
$bg_color = imagecolorallocate($img, $bgColorArry["r"], $bgColorArry["g"], $bgColorArry["b"]);
$txt_color = imagecolorallocate($img, $txtColorArry["r"], $txtColorArry["g"], $txtColorArry["b"]);
// fill the image with the background color
imagefill($img, 0, 0, $bg_color);
// The actual text to be written. E.g. "1280x720"
$image_text = $width . "x" . $height;
// calculate the x and y coordinate of the text so that it renders it at the center of the image.
$bbox = imagettfbbox($fontsize, 0, $font_path, $image_text);
$text_x = $bbox[0] + imagesx($img) / 2 - $bbox[4] / 2;
$text_y = $bbox[1] + imagesy($img) / 2 - $bbox[5] / 2;
// draw the text at the calculated x and y value with the desired color
imagettftext($img, $fontsize, 0, $text_x, $text_y, $txt_color, $font_path, $image_text);
// output the image to the browser.
imagepng($img);
// free the used resources
imagedestroy($img);
}
return $retval;
}
}
$phpgw_info = array();
$phpgw_info["flags"]["currentapp"] = "admin";
$phpgw_info["flags"]["nonavbar"] = True;
$phpgw_info["flags"]["noheader"] = True;
include "../header.inc.php";
Header("Content-type: image/gif");
$border = 1;
//echo $filename;
$im = openGif($filename);
/* Open the provided file */
$bg = getRGB($phpgw_info["theme"]["navbar_bg"]);
/* get navbar theme */
$fg = getRGB($phpgw_info["theme"]["navbar_text"]);
$navbar_bg = ImageColorAllocate($im, $bg["r"], $bg["g"], $bg["b"]);
$navbar_fg = ImageColorAllocate($im, $fg["r"], $fg["g"], $fg["b"]);
$dk_gray = ImageColorAllocate($im, 128, 128, 128);
$lt_gray = ImageColorAllocate($im, 192, 192, 192);
$dx = ImageSX($im);
/* get image size */
$dy = ImageSY($im);
ImageFilledRectangle($im, 0, 0, $dx, $border, $dk_gray);
/* top */
ImageFilledRectangle($im, 0, 0, $border, $dy, $dk_gray);
/* left */
ImageFilledRectangle($im, $dx - $border - 1, 0, $dx, $dy, $lt_gray);
/* right */
ImageFilledRectangle($im, 0, $dy - $border - 1, $dx, $dy, $lt_gray);
/* bottom */
function getWebColor($rgb)
{
getRGB($rgb, $r, $g, $b);
return "#" . sprintf("%02x%02x%02x", $r, $g, $b);
}
// ?
$images[61] = array("x" => 207, "y" => 10, "w" => 5);
// =
$letters = imagecreatefrompng($lettersPath);
$rgb = getRGB($leftTextColor);
$index = imagecolorexact($letters, 0, 0, 0);
imagecolorset($letters, $index, $rgb[0], $rgb[1], $rgb[2]);
$leftText = stripslashes(strtoupper($leftText));
$leftPos = $leftTextPosition;
for ($i = 0; $i < strlen($leftText); $i++) {
$c = ord($leftText[$i]);
imagecopy($im, $letters, $leftPos, 5, $images[$c]["x"], $images[$c]["y"], $images[$c]["w"], 6);
$leftPos += $images[$c]["w"];
}
$letters = imagecreatefrompng($lettersPath);
$rgb = getRGB($rightTextColor);
$index = imagecolorexact($letters, 0, 0, 0);
imagecolorset($letters, $index, $rgb[0], $rgb[1], $rgb[2]);
$rightText = stripslashes(strtoupper($rightText));
$rightPos = $rightTextPosition;
for ($i = 0; $i < strlen($rightText); $i++) {
$c = ord($rightText[$i]);
imagecopy($im, $letters, $rightPos, 5, $images[$c]["x"], $images[$c]["y"], $images[$c]["w"], 6);
$rightPos += $images[$c]["w"];
}
if ($save_file) {
$save_path = JPATH_ROOT . DS . "components" . DS . "com_ninjarsssyndicator" . DS . "assets" . DS . "images" . DS . "buttons";
if (!_isWritable($save_path . '/')) {
exit("Cannot access {$save_path}\tdirectory!");
}
$img_name = $leftText . '-' . $rightText . '-' . time() . '.png';
function DrawPie()
{
$fsize = $this->Fsize;
$image = imagecreate($this->a * 2 + 40, $this->b * 2 + 40);
$PieCenterX = $this->a + 10;
$PieCenterY = $this->b + 10;
$DoubleA = $this->a * 2;
$DoubleB = $this->b * 2;
list($R, $G, $B) = getRGB(0);
$colorBorder = imagecolorallocate($image, $R, $G, $B);
$DataNumber = count($this->DataArray);
//$DataTotal
for ($i = 0; $i < $DataNumber; $i++) {
$DataTotal += $this->DataArray[$i];
}
//算出数据和
//填充背景
imagefill($image, 0, 0, imagecolorallocate($image, 255, 255, 255));
/*
** 画每一个扇形
*/
$Degrees = 0;
for ($i = 0; $i < $DataNumber; $i++) {
$StartDegrees = round($Degrees);
$Degrees += $this->DataArray[$i] / $DataTotal * 360;
$EndDegrees = round($Degrees);
$percent = number_format($this->DataArray[$i] / $DataTotal * 100, 1);
if ($this->ColorArray[$i]) {
$aColor = $this->ColorArray[$i];
} else {
$aColor = $this->getRanColor();
}
list($R, $G, $B) = getRGB(hexdec($aColor));
$CurrentColor = imagecolorallocate($image, $R, $G, $B);
if ($R > 60 and $R < 256) {
$R = $R - 60;
}
if ($G > 60 and $G < 256) {
$G = $G - 60;
}
if ($B > 60 and $B < 256) {
$B = $B - 60;
}
$CurrentDarkColor = imagecolorallocate($image, $R, $G, $B);
//画扇形弧
imagearc($image, $PieCenterX, $PieCenterY, $DoubleA, $DoubleB, $StartDegrees, $EndDegrees, $CurrentColor);
//画直线
list($ArcX, $ArcY) = pie_point($StartDegrees, $this->a, $this->b);
imageline($image, $PieCenterX, $PieCenterY, floor($PieCenterX + $ArcX), floor($PieCenterY + $ArcY), $CurrentColor);
//画直线
list($ArcX, $ArcY) = pie_point($EndDegrees, $this->a, $this->b);
imageline($image, $PieCenterX, $PieCenterY, ceil($PieCenterX + $ArcX), ceil($PieCenterY + $ArcY), $CurrentColor);
//填充扇形
$MidPoint = round(($EndDegrees - $StartDegrees) / 2 + $StartDegrees);
list($ArcX, $ArcY) = Pie_point($MidPoint, $this->a * 3 / 4, $this->b * 3 / 4);
//simkai.ttf
imagefilltoborder($image, floor($PieCenterX + $ArcX), floor($PieCenterY + $ArcY), $CurrentColor, $CurrentColor);
//imagestring($image,$fsize,floor($PieCenterX + $ArcX-5),floor($PieCenterY + $ArcY-5),"中国".$percent."%",$colorBorder);
//imagettftext ($image,12,0,floor($PieCenterX + $ArcX-5),floor($PieCenterY + $ArcY-5),$colorBorder,'simkai.ttf',$this->NameArray[$i]."(".$percent."%)");
//画阴影
if ($StartDegrees >= 0 and $StartDegrees <= 180) {
if ($EndDegrees <= 180) {
for ($k = 1; $k < 15; $k++) {
imagearc($image, $PieCenterX, $PieCenterY + $k, $DoubleA, $DoubleB, $StartDegrees, $EndDegrees, $CurrentDarkColor);
}
} else {
for ($k = 1; $k < 15; $k++) {
imagearc($image, $PieCenterX, $PieCenterY + $k, $DoubleA, $DoubleB, $StartDegrees, 180, $CurrentDarkColor);
}
}
}
imagettftext($image, 12, 0, floor($PieCenterX + $ArcX - 5) - 66, floor($PieCenterY + $ArcY - 5), $colorBorder, 'simkai.ttf', $this->NameArray[$i] . "(" . $percent . "%)");
}
//输出生成的图片
imagepng($image);
imagedestroy($image);
}
function findBorder($file)
{
global $config;
$borderColor = '111';
$width = exec($config->location . $file . ' -format "%[fx:w]" info:');
$height = exec($config->location . $file . ' -format "%[fx:h]" info:');
$dimensions = (object) array();
// Find where the border starts on the left
for ($i = 1; $i < $width; $i++) {
$c = getRGB($file, $i, round($height / 2));
if ($c == $borderColor) {
$dimensions->x = $i + 1;
break;
}
}
// Find where the border starts on the top
for ($i = 1; $i < $height; $i++) {
$c = getRGB($file, round($width / 2), $i);
if ($c == $borderColor) {
$dimensions->y = $i + 1;
break;
}
}
// Find where the border stops on the right
for ($i = $width; $i > 0; $i--) {
$c = getRGB($file, $i, round($height / 2));
if ($c == $borderColor) {
$dimensions->width = $i - $dimensions->x;
break;
}
}
// Find where the border stops on the bottom
for ($i = $height; $i > 0; $i--) {
$c = getRGB($file, round($width / 2), $i);
if ($c == $borderColor) {
$dimensions->height = $i - $dimensions->y;
break;
}
}
return $dimensions;
}
<?php
header("Content-type: text/css");
/*
* The dynamic css gives you the possibility to play with css
* using some server-side calculated variables
*/
function getRGB($baseRGB)
{
$baseRGB = round(216 * $baseRGB / 255) % 216;
// only 216 web safe colors
$RGB = array('00', '33', '66', '99', 'CC', 'FF');
$R = $RGB[$baseRGB % 6];
$G = $RGB[round($baseRGB / 36)];
$B = $RGB[round($baseRGB / 6) % 6];
return '#' . $R . $G . $B;
}
$ip = explode('.', $_SERVER['REMOTE_ADDR']);
$color = getRGB($ip[2]);
?>
a { color:<?php
echo $color;
?>
; }
$draw = [];
$handle = fopen($argv[1], "r");
if ($handle) {
while (($line = fgets($handle)) !== false) {
$line= trim($line);
$opt = explode (":",$line);
if ($opt[4] >= $thresh && $opt[4] <= 1000000) {
# convert mu/km to colour
$hue = $opt[5] * 0.1 ;
$colour = getRGB($hue);
array_push ($draw,getDraw($opt[0],$opt[1],$opt[2],$colour));
}
}
fclose($handle);
} else {
// error opening the file.
print "cannot open file.\n";
}
print json_encode($draw) . "\n";
<?php
$safeColor = '#ffffff';
$safeColors = array('000000', '000033', '000066', '000099', '0000cc', '0000ff', '003300', '003333', '003366', '003399', '0033cc', '0033ff', '006600', '006633', '006666', '006699', '0066cc', '0066ff', '009900', '009933', '009966', '009999', '0099cc', '0099ff', '00cc00', '00cc33', '00cc66', '00cc99', '00cccc', '00ccff', '00ff00', '00ff33', '00ff66', '00ff99', '00ffcc', '00ffff', '330000', '330033', '330066', '330099', '3300cc', '3300ff', '333300', '333333', '333366', '333399', '3333cc', '3333ff', '336600', '336633', '336666', '336699', '3366cc', '3366ff', '339900', '339933', '339966', '339999', '3399cc', '3399ff', '33cc00', '33cc33', '33cc66', '33cc99', '33cccc', '33ccff', '33ff00', '33ff33', '33ff66', '33ff99', '33ffcc', '33ffff', '660000', '660033', '660066', '660099', '6600cc', '6600ff', '663300', '663333', '663366', '663399', '6633cc', '6633ff', '666600', '666633', '666666', '666699', '6666cc', '6666ff', '669900', '669933', '669966', '669999', '6699cc', '6699ff', '66cc00', '66cc33', '66cc66', '66cc99', '66cccc', '66ccff', '66ff00', '66ff33', '66ff66', '66ff99', '66ffcc', '66ffff', '990000', '990033', '990066', '990099', '9900cc', '9900ff', '993300', '993333', '993366', '993399', '9933cc', '9933ff', '996600', '996633', '996666', '996699', '9966cc', '9966ff', '999900', '999933', '999966', '999999', '9999cc', '9999ff', '99cc00', '99cc33', '99cc66', '99cc99', '99cccc', '99ccff', '99ff00', '99ff33', '99ff66', '99ff99', '99ffcc', '99ffff', 'cc0000', 'cc0033', 'cc0066', 'cc0099', 'cc00cc', 'cc00ff', 'cc3300', 'cc3333', 'cc3366', 'cc3399', 'cc33cc', 'cc33ff', 'cc6600', 'cc6633', 'cc6666', 'cc6699', 'cc66cc', 'cc66ff', 'cc9900', 'cc9933', 'cc9966', 'cc9999', 'cc99cc', 'cc99ff', 'cccc00', 'cccc33', 'cccc66', 'cccc99', 'cccccc', 'ccccff', 'ccff00', 'ccff33', 'ccff66', 'ccff99', 'ccffcc', 'ccffff', 'ff0000', 'ff0033', 'ff0066', 'ff0099', 'ff00cc', 'ff00ff', 'ff3300', 'ff3333', 'ff3366', 'ff3399', 'ff33cc', 'ff33ff', 'ff6600', 'ff6633', 'ff6666', 'ff6699', 'ff66cc', 'ff66ff', 'ff9900', 'ff9933', 'ff9966', 'ff9999', 'ff99cc', 'ff99ff', 'ffcc00', 'ffcc33', 'ffcc66', 'ffcc99', 'ffcccc', 'ffccff', 'ffff00', 'ffff33', 'ffff66', 'ffff99', 'ffffcc', 'ffffff');
if ($_POST['color']) {
$aColor = getRGB($_POST['color']);
$aDifference = array();
foreach ($safeColors as $safeColor) {
$aSafeColor = getRGB($safeColor);
$rDifference = abs($aSafeColor['red'] - $aColor['red']);
$gDifference = abs($aSafeColor['green'] - $aColor['green']);
$bDifference = abs($aSafeColor['blue'] - $aColor['blue']);
$totalDifference = $rDifference + $gDifference + $bDifference;
$aDifference[$safeColor] = $totalDifference;
}
asort($aDifference);
$keys = array_keys($aDifference);
$values = array_values($aDifference);
$closestColor = '#' . $keys[0];
}
function getRGB($color)
{
$color = trim($color);
$color = str_replace('#', '', $color);
$type = 'hex';
$comma = strpos($color, ',');
if ($comma) {
list($r, $g, $b) = explode(',', $color);
} else {
$r = hexdec(substr($color, 0, 2));
$g = hexdec(substr($color, 2, 2));