162 	private function font_dims($fontidx, $text, $angle = 0)  argument
164 		return imagettfbbox($this->font_sizes[$fontidx], $angle, $this->font_path($fontidx), $text);
167 	public function font_height($fontidx, $text = "", $angle = 0)  argument
171 		return $this->_font_height($this->font_dims($fontidx, $text, $angle));
174 	public function font_width($fontidx, $text, $angle = 0)  argument
176 		return $this->_font_width($this->font_dims($fontidx, $text, $angle));
178 	private function _text($x, $y, $fontidx, $text, $height_text, $angle = 0)  argument
180 		$fh = $this->font_height($fontidx, $height_text, $angle);
181 		$fw = $this->font_width($fontidx, " $text ", $angle);
185 		return imagettftext($this->im, $this->font_sizes[$fontidx], $angle, $x,
188 	public function exact_text($x, $y, $fontidx, $text, $angle = 0)  argument
190 		return $this->_text($x, $y, $fontidx, $text, $text, $angle);
192 	public function text($x, $y, $fontidx, $text, $angle = 0)  argument
194 		return $this->_text($x, $y, $fontidx, $text, "", $angle);