forked from joomla/Component-Builder
76 lines
2.2 KiB
PHP
76 lines
2.2 KiB
PHP
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<?php
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/**
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* @author Gasper Kozak
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* @copyright 2007-2011
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This file is part of WideImage.
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WideImage is free software; you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation; either version 2.1 of the License, or
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(at your option) any later version.
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WideImage is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with WideImage; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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* @package WideImage
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**/
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/**
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* TTF font support class
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*
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* @package WideImage
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*/
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class WideImage_Font_TTF
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{
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public $face;
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public $size;
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public $color;
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function __construct($face, $size, $color)
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{
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$this->face = $face;
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$this->size = $size;
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$this->color = $color;
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}
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/**
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* Writes text onto an image
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*
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* @param WideImage_Image $image
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* @param mixed $x smart coordinate
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* @param mixed $y smart coordinate
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* @param string $text
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* @param int $angle Angle in degrees clockwise
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*/
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function writeText($image, $x, $y, $text, $angle = 0)
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{
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if ($image->isTrueColor())
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$image->alphaBlending(true);
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$box = imageftbbox($this->size, $angle, $this->face, $text);
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$obox = array(
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'left' => min($box[0], $box[2], $box[4], $box[6]),
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'top' => min($box[1], $box[3], $box[5], $box[7]),
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'right' => max($box[0], $box[2], $box[4], $box[6]) - 1,
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'bottom' => max($box[1], $box[3], $box[5], $box[7]) - 1
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);
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$obox['width'] = abs($obox['left']) + abs($obox['right']);
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$obox['height'] = abs($obox['top']) + abs($obox['bottom']);
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$x = WideImage_Coordinate::fix($x, $image->getWidth(), $obox['width']);
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$y = WideImage_Coordinate::fix($y, $image->getHeight(), $obox['height']);
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$fixed_x = $x - $obox['left'];
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$fixed_y = $y - $obox['top'];
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imagettftext($image->getHandle(), $this->size, $angle, $fixed_x, $fixed_y, $this->color, $this->face, $text);
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}
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}
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