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Primitive.php
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Wed, Sep 24, 4:46 AM

Primitive.php
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<?php
/* Libchart - PHP chart library
* Copyright (C) 2005-2007 Jean-Marc Trémeaux (jm.tremeaux at gmail.com)
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
defined('FULL_PATH') or die('restricted access!');
/**
* Graphic primitives, extends GD with chart related primitives.
*
* @author Jean-Marc Trémeaux (jm.tremeaux at gmail.com)
*/
class LibchartPrimitive {
private $img;
/**
* Creates a new primitive object
*
* @param resource GD image resource
*/
public function __construct($img) {
$this->img = $img;
}
/**
* Draws a straight line.
*
* @param integer line start (X)
* @param integer line start (Y)
* @param integer line end (X)
* @param integer line end (Y)
* @param Color line color
*/
public function line($x1, $y1, $x2, $y2, $color, $width = 1) {
imagefilledpolygon($this->img, array($x1, $y1 - $width / 2, $x1, $y1 + $width / 2, $x2, $y2 + $width / 2, $x2, $y2 - $width / 2), 4, $color->getColor($this->img));
// imageline($this->img, $x1, $y1, $x2, $y2, $color->getColor($this->img));
}
/**
* Draw a filled gray box with thick borders and darker corners.
*
* @param integer top left coordinate (x)
* @param integer top left coordinate (y)
* @param integer bottom right coordinate (x)
* @param integer bottom right coordinate (y)
* @param Color edge color
* @param Color corner color
*/
public function outlinedBox($x1, $y1, $x2, $y2, $color0, $color1) {
imagefilledrectangle($this->img, $x1, $y1, $x2, $y2, $color0->getColor($this->img));
imagerectangle($this->img, $x1, $y1, $x1 + 1, $y1 + 1, $color1->getColor($this->img));
imagerectangle($this->img, $x2 - 1, $y1, $x2, $y1 + 1, $color1->getColor($this->img));
imagerectangle($this->img, $x1, $y2 - 1, $x1 + 1, $y2, $color1->getColor($this->img));
imagerectangle($this->img, $x2 - 1, $y2 - 1, $x2, $y2, $color1->getColor($this->img));
}
}

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