/**
* Get a text from the labele
*
* @param mixed $key Key in the array text
* @return Text
*/
public function getText($key)
{
if (is_array($this->texts) and array_key_exists($key, $this->texts)) {
$value = $this->texts[$key];
if (is_string($this->function)) {
$value = call_user_func($this->function, $value);
}
$text = new awText($value);
$text->setFont($this->font);
$text->setAngle($this->angle);
$text->setColor($this->color);
if ($this->background instanceof awColor) {
$text->setBackgroundColor($this->background);
} else {
if ($this->background instanceof awGradient) {
$text->setBackgroundGradient($this->background);
}
}
$text->border = $this->border;
if ($this->padding !== NULL) {
call_user_func_array(array($text, 'setPadding'), $this->padding);
}
return $text;
} else {
return NULL;
}
}
/**
* Return the height of a text for a GDDriver
*
* @param awText $text
* @return int $fontHeight
*/
private function getGDTextHeight(awText $text)
{
$font = $text->getFont();
if ($text->getAngle() === 90) {
$text->setAngle(45);
return $this->getGDTextWidth($text);
} else {
if ($text->getAngle() === 45) {
$text->setAngle(90);
}
}
$fontHeight = imagefontheight($font->font);
if ($fontHeight === FALSE) {
awImage::drawError("Class PHPFontDriver: Unable to get font size.");
}
return (int) $fontHeight;
}
/**
* Get the height of a string
*
* @param awText $text A string
*/
public function getTextHeight(awText $text)
{
if ($text->getAngle() === 90) {
$text->setAngle(45);
return $this->getTextWidth($text);
} else {
if ($text->getAngle() === 45) {
$text->setAngle(90);
}
}
$font = $text->getFont();
$fontHeight = imagefontheight($font->font);
if ($fontHeight === FALSE) {
trigger_error("Unable to get font size", E_USER_ERROR);
}
return (int) $fontHeight;
}
