91 lines
2.2 KiB
PHP
91 lines
2.2 KiB
PHP
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<?php
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/*
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SVG to dojox.gfx Parser
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Copyright (C) 2009 Aaron Lindsay <aclindsay@aclindsay.com>
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program 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 General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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require_once("objects/Gradient.php");
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class LinearGradient extends Gradient {
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private $x1;
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private $y1;
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private $x2;
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private $y2;
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private $transformsApplied = false;
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public function __construct() {
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parent::__construct();
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}
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public function setX1($x) {
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$this->x1 = $x;
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}
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public function setY1($x) {
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$this->y1 = $x;
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}
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public function setX2($x) {
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$this->x2 = $x;
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}
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public function setY2($x) {
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$this->y2 = $x;
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}
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public function getX1() {
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return $this->x1;
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}
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public function getY1() {
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return $this->y1;
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}
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public function getX2() {
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return $this->x2;
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}
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public function getY2() {
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return $this->y2;
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}
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public function isValid() {
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if (!parent::isValid())
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return false;
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if (!isset($this->x1) || !isset($this->y1) || !isset($this->x2) || !isset($this->y2))
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return false;
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return true;
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}
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public function transformsApplied() {
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return $this->transformsApplied;
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}
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//apply all the transforms to the points in this gradient
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public function applyTransforms() {
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$transforms = $this->getTransforms();
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foreach($transforms as $transform) {
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$oldX1 = $this->x1;
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$oldY1 = $this->y1;
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$oldX2 = $this->x2;
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$oldY2 = $this->y2;
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$this->x1 = $transform->applyToX($oldX1, $oldY1);
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$this->y1 = $transform->applyToY($oldX1, $oldY1);
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$this->x2 = $transform->applyToX($oldX2, $oldY2);
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$this->y2 = $transform->applyToY($oldX2, $oldY2);
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}
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$this->transformsApplied = true;
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}
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}
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?>
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