public function create()
{
$legend = $this->getArg('legend');
$y = $this->getArg('y');
if ($y === NULL) {
awImage::drawError("Class LightLinePattern: Argument 'y' must not be NULL.");
}
$plot = new LinePlot($y);
$plot->setSize(0.7, 1);
$plot->setCenter(0.35, 0.5);
$plot->setPadding(35, 15, 35, 30);
$plot->setColor(new Orange());
$plot->setFillColor(new LightOrange(80));
$plot->grid->setType(Line::DASHED);
$plot->mark->setType(Mark::CIRCLE);
$plot->mark->setFill(new MidRed());
$plot->mark->setSize(6);
$plot->legend->setPosition(1, 0.5);
$plot->legend->setAlign(Legend::LEFT);
$plot->legend->shadow->smooth(TRUE);
if ($legend !== NULL) {
$plot->legend->add($plot, $legend, Legend::MARK);
}
return $plot;
}
/**
* Load a pattern
*
* @param string $pattern Pattern name
* @return Component
*/
public static function get($pattern)
{
$file = ARTICHOW_PATTERN . DIRECTORY_SEPARATOR . $pattern . '.php';
if (is_file($file)) {
require_once $file;
$class = $pattern . 'Pattern';
if (class_exists($class)) {
return new $class();
} else {
awImage::drawError("Class Pattern: Class '" . $class . "' does not exist.");
}
} else {
awImage::drawError("Class Pattern: Pattern '" . $pattern . "' does not exist.");
}
}
function create()
{
$group = new PlotGroup();
$group->setSpace(2, 2, 2, 0);
$group->setPadding(30, 10, NULL, NULL);
$group->grid->hideVertical(TRUE);
$group->grid->setType(LINE_DASHED);
$yForeground = $this->getArg('yForeground');
$yBackground = $this->getArg('yBackground');
$legendForeground = $this->getArg('legendForeground');
$legendBackground = $this->getArg('legendBackground');
$colorForeground = $this->getArg('colorForeground', new LightBlue(10));
$colorBackground = $this->getArg('colorBackground', new Orange(25));
if ($yForeground === NULL) {
awImage::drawError("Class BarDepthPattern: Argument 'yForeground' must not be NULL.");
}
// Background
if ($yBackground !== NULL) {
$plot = $this->getPlot($yBackground, 6);
$plot->setBarColor($colorBackground);
$group->add($plot);
if ($legendBackground !== NULL) {
$group->legend->add($plot, $legendBackground, LEGEND_BACKGROUND);
}
}
// Foreground
$plot = $this->getPlot($yForeground, 0);
$plot->setBarColor($colorForeground);
$group->add($plot);
if ($legendForeground !== NULL) {
$group->legend->add($plot, $legendForeground, LEGEND_BACKGROUND);
}
$group->axis->bottom->hideTicks(TRUE);
$group->legend->shadow->setSize(0);
$group->legend->setAlign(LEGEND_CENTER);
$group->legend->setSpace(6);
$group->legend->setTextFont(new Tuffy(8));
$group->legend->setPosition(0.5, 0.1);
$group->legend->setBackgroundColor(new Color(255, 255, 255, 10));
$group->legend->setColumns(2);
return $group;
}
private function cache($data)
{
if (ARTICHOW_CACHE and $this->name !== NULL) {
if (is_writable(ARTICHOW_CACHE_DIRECTORY) === FALSE) {
awImage::drawError("Class Graph: Cache directory is not writable.");
}
file_put_contents($this->fileCache, $data);
file_put_contents($this->fileCacheTime, $this->timeout . "\n" . $this->getFormatString());
}
}
protected function ellipseLinearGradient(awGradient $gradient, $x1, $y1, $x2, $y2)
{
// Gauche->droite : 90°
if ($y1 - $y2 > 0) {
if ($y1 - $y2 != $x2 - $x1) {
awImage::drawError("Class GDGradientDriver: Linear gradients are only implemented on circle, not ellipses.");
}
$r = ($x2 - $x1) / 2;
// Init gradient
$this->init($gradient, $x2 - $x1);
for ($i = -$r; $i <= $r; $i++) {
$h = sin(acos($i / $r)) * $r;
$color = $this->color($i + $r);
if ($gradient->angle === 90) {
// Print the line
$p1 = new awPoint($x1 + $i + $r, round(max($y2 + $r - $h + 1, $y2)));
$p2 = new awPoint($x1 + $i + $r, round(min($y1 - $r + $h - 1, $y1)));
} else {
// Print the line
$p1 = new awPoint(round(max($x1 + $r - $h + 1, $x1)), $y2 + $i + $r);
$p2 = new awPoint(round(min($x2 - $r + $h - 1, $x2)), $y2 + $i + $r);
}
$this->driver->filledRectangle($color, new awLine($p1, $p2));
unset($color);
}
}
}
function getTextHeight(&$text)
{
$font = $text->getFont();
if ($this->isCompatibleWithFont($font) === FALSE) {
awImage::drawError('Class MingDriver: Incompatible font type (\'' . get_class($font) . '\')');
}
// Ming only supports FileFont
$fontDriver = $this->fileFontDriver;
return $fontDriver->getTextHeight($text, $this);
}
private function getGDAverageWidth(awFileFont $font)
{
$text = "azertyuiopqsdfghjklmmmmmmmwxcvbbbn,;:!?.";
$box = imagettfbbox($font->size, 0, $font->font . '.' . $font->getExtension(), $text);
if ($box === FALSE) {
awImage::drawError("Class FileFontDriver: Unable to get font average width.");
}
list(, , $x2, $y2, , , $x1, $y1) = $box;
return abs($x2 - $x1) / strlen($text);
}
/**
* Draw border as an ellipse
*
* @param $driver
* @param $center Ellipse center
* @param int $width Ellipse width
* @param int $height Ellipse height
*/
function ellipse($driver, $center, $width, $height)
{
// Border is hidden
if ($this->hide) {
return;
}
switch ($this->style) {
case LINE_SOLID:
$driver->ellipse($this->color, $center, $width, $height);
break;
default:
awImage::drawError("Class Border: Dashed and dotted borders and not yet implemented on ellipses.");
break;
}
}
private function checkArray(&$array)
{
if (is_array($array) === FALSE) {
awImage::drawError("Class Pie: You tried to set values that are not an array.");
}
foreach ($array as $key => $value) {
if (is_numeric($value) === FALSE) {
unset($array[$key]);
}
}
if (count($array) < 1) {
awImage::drawError("Class Pie: Your graph must have at least 1 value.");
}
}
private function checkArray(&$array)
{
if (is_array($array) === FALSE) {
awImage::drawError("Class Plot: You tried to set a value that is not an array.");
}
foreach ($array as $key => $value) {
if (is_numeric($value) === FALSE and is_null($value) === FALSE) {
awImage::drawError("Class Plot: Expected numeric values for the plot.");
}
}
if (count($array) < 1) {
awImage::drawError("Class Plot: Your plot must have at least 1 value.");
}
}
/**
* Add a filled area
*
* @param int $start Begining of the area
* @param int $end End of the area
* @param mixed $background Background color or gradient of the area
*/
public function setFilledArea($start, $stop, $background)
{
if ($stop <= $start) {
awImage::drawError("Class LinePlot: End position can not be greater than begin position in setFilledArea().");
}
$this->areas[] = array((int) $start, (int) $stop, $background);
}
/**
* Select the correct driver
*
* @param string $driver The desired driver
* @return mixed
*/
function selectDriver($driver)
{
$drivers = array('gd');
$driver = strtolower((string) $driver);
if (in_array($driver, $drivers, TRUE)) {
$string = $driver;
} else {
$string = ARTICHOW_DRIVER;
}
switch ($string) {
case 'gd':
require_once ARTICHOW . '/inc/drivers/gd.class.php';
$this->driverString = $string;
return new awGDDriver();
default:
// We should never get here, unless the wrong string is used AND the ARTICHOW_DRIVER
// global has been messed with.
awImage::drawError('Class Image: Unknown driver type (\'' . $string . '\')');
break;
}
}
function errorHandlerArtichow($level, $message, $file, $line)
{
awImage::drawError($message . ' in ' . $file . ' on line ' . $line . '.');
}
/**
* Center Y values of the axis
*
* @param awAxis $axis An axis
* @param float $value The reference value on the axis
*/
public function setYCenter(awAxis $axis, $value)
{
// Check vector angle
if ($this->line->isHorizontal() === FALSE) {
awImage::drawError("Class Axis: setYCenter() can only be used on horizontal axes.");
}
$p = $axis->getPointFromValue($value);
$this->line->setY($p->y, $p->y);
}
