/**
* Function: getFixedFontSize
*
* Returns the fixed font size for GD (1 t0 5) for the given font properties
*/
function getFixedFontSize($fontSize, $fontFamily, $fontStyle = null)
{
return mxUtils::getFixedFontSize($fontSize, $fontFamily);
}
/**
* Function: getSizeForString
*
* Returns an <mxRectangle> with the size (width and height in pixels) of
* the given string. The string may contain HTML markup. Newlines should be
* converted to <br> before calling this method.
*
* Parameters:
*
* text - String whose size should be returned.
* fontSize - Integer that specifies the font size in pixels. Default is
* <mxConstants.DEFAULT_FONTSIZE>.
* fontFamily - String that specifies the name of the font famil.y Default
* is <mxConstants.DEFAULT_FONTFAMILY>.
*
*/
static function getSizeForString($text, $fontSize = 0, $fontFamily = null)
{
if (is_string($text) && strlen($text) > 0) {
if ($fontSize == 0) {
$fontSize = mxConstants::$DEFAULT_FONTSIZE;
}
if ($fontFamily == null) {
$fontFamily = mxConstants::$DEFAULT_FONTFAMILY;
}
$lines = explode("\n", $text);
$lineCount = sizeof($lines);
if (mxConstants::$TTF_ENABLED && function_exists("imagettfbbox")) {
$bbox = imagettfbbox($fontSize * mxConstants::$TTF_SIZEFACTOR, 0, $fontFamily, $text);
$textWidth = $bbox[2] - $bbox[0];
$textHeight = ($fontSize + mxConstants::$DEFAULT_LINESPACING) * $lineCount;
return new mxRectangle(0, 0, $textWidth, $textHeight);
} else {
if (function_exists("imageFontHeight") && function_exists("imageFontWidth")) {
$font = mxUtils::getFixedFontSize($fontSize, $fontFamily);
$textHeight = (imageFontHeight($font) + mxConstants::$DEFAULT_LINESPACING) * $lineCount;
$charWidth = imageFontWidth($font);
$textWidth = 0;
for ($i = 0; $i < sizeof($lines); $i++) {
$textWidth = max($textWidth, $charWidth * strlen($lines[$i]));
}
return new mxRectangle(0, 0, $textWidth, $textHeight);
}
}
}
return new mxRectangle();
}
