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112 lines
2.8 KiB
PHP
112 lines
2.8 KiB
PHP
<?php
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/* Libchart - PHP chart library
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* Copyright (C) 2005-2010 Jean-Marc Trémeaux (jm.tremeaux at gmail.com)
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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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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*
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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, see <http://www.gnu.org/licenses/>.
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*
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*/
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/**
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* Caption.
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*
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* @author Jean-Marc Trémeaux (jm.tremeaux at gmail.com)
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* Created on 30 july 2007
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*/
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class Caption {
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protected $labelBoxWidth;
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protected $labelBoxHeight;
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// Plot
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protected $plot;
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// Label list
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protected $labelList;
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// Color set
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protected $colorSet;
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/**
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* Constructor of Caption
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*/
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public function Caption() {
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$this->labelBoxWidth = 15;
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$this->labelBoxHeight = 15;
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}
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/**
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* Render the caption.
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*/
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public function render() {
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// Get graphical obects
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$img = $this->plot->getImg();
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$palette = $this->plot->getPalette();
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$text = $this->plot->getText();
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$primitive = $this->plot->getPrimitive();
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// Get the caption area
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$captionArea = $this->plot->getCaptionArea();
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// Get the pie color set
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$colorSet = $this->colorSet;
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$colorSet->reset();
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$i = 0;
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foreach ($this->labelList as $label) {
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// Get the next color
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$color = $colorSet->currentColor();
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$colorSet->next();
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$boxX1 = $captionArea->x1;
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$boxX2 = $boxX1 + $this->labelBoxWidth;
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$boxY1 = $captionArea->y1 + 5 + $i * ($this->labelBoxHeight + 5);
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$boxY2 = $boxY1 + $this->labelBoxHeight;
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$primitive->outlinedBox($boxX1, $boxY1, $boxX2, $boxY2, $palette->axisColor[0], $palette->axisColor[1]);
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imagefilledrectangle($img, $boxX1 + 2, $boxY1 + 2, $boxX2 - 2, $boxY2 - 2, $color->getColor($img));
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$text->printText($img, $boxX2 + 5, $boxY1 + $this->labelBoxHeight / 2, $this->plot->getTextColor(), $label, $text->fontCondensed, $text->VERTICAL_CENTER_ALIGN);
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$i++;
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}
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}
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/**
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* Sets the plot.
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*
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* @param Plot The plot
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*/
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public function setPlot($plot) {
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$this->plot = $plot;
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}
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/**
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* Sets the label list.
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*
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* @param Array label list
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*/
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public function setLabelList($labelList) {
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$this->labelList = $labelList;
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}
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/**
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* Sets the color set.
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*
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* @param Array Color set
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*/
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public function setColorSet($colorSet) {
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$this->colorSet = $colorSet;
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}
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}
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?>
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