diff options
Diffstat (limited to 'boca-1.5.0/src/libchart/classes/LineChart.php')
| -rw-r--r-- | boca-1.5.0/src/libchart/classes/LineChart.php | 171 |
1 files changed, 0 insertions, 171 deletions
diff --git a/boca-1.5.0/src/libchart/classes/LineChart.php b/boca-1.5.0/src/libchart/classes/LineChart.php deleted file mode 100644 index 9d44eba..0000000 --- a/boca-1.5.0/src/libchart/classes/LineChart.php +++ /dev/null @@ -1,171 +0,0 @@ -<?php - /** Libchart - PHP chart library - * - * Copyright (C) 2005-2006 Jean-Marc Trémeaux (jm.tremeaux at gmail.com) - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * This library 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 - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with this library; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - * - */ - - /** - * Line chart - * - * @author Jean-Marc Trémeaux (jm.tremeaux at gmail.com) - */ - - class LineChart extends BarChart - { - /** - * Creates a new line chart - * - * @access public - * @param integer width of the image - * @param integer height of the image - */ - - function LineChart($width = 600, $height = 250) - { - parent::BarChart($width, $height); - - $this->setLabelMarginLeft(50); - $this->setLabelMarginRight(50); - $this->setLabelMarginTop(40); - $this->setLabelMarginBottom(50); - } - - /** - * Print the axis - * - * @access private - */ - - function printAxis() - { - // Check if some points were defined - - if($this->sampleCount < 2) - return; - - $minValue = $this->axis->getLowerBoundary(); - $maxValue = $this->axis->getUpperBoundary(); - $stepValue = $this->axis->getTics(); - - // Line axis - - for($value = $minValue; $value <= $maxValue; $value += $stepValue) - { - $y = $this->graphBRY - ($value - $minValue) * ($this->graphBRY - $this->graphTLY) / ($this->axis->displayDelta); - - imagerectangle($this->img, $this->graphTLX - 3, $y, $this->graphTLX - 2, $y + 1, $this->axisColor1->getColor($this->img)); - imagerectangle($this->img, $this->graphTLX - 1, $y, $this->graphTLX, $y + 1, $this->axisColor2->getColor($this->img)); - - $this->text->printText($this->img, $this->graphTLX - 5, $y, $this->textColor, $value, $this->text->fontCondensed, $this->text->HORIZONTAL_RIGHT_ALIGN | $this->text->VERTICAL_CENTER_ALIGN); - } - - // Horizontal Axis - - $columnWidth = ($this->graphBRX - $this->graphTLX) / ($this->sampleCount - 1); - - reset($this->point); - - for($i = 0; $i < $this->sampleCount; $i++) - { - $x = $this->graphTLX + $i * $columnWidth; - - imagerectangle($this->img, $x - 1, $this->graphBRY + 2, $x, $this->graphBRY + 3, $this->axisColor1->getColor($this->img)); - imagerectangle($this->img, $x - 1, $this->graphBRY, $x, $this->graphBRY + 1, $this->axisColor2->getColor($this->img)); - - $point = current($this->point); - next($this->point); - - $text = $point->getX(); - - $this->text->printDiagonal($this->img, $x - 5, $this->graphBRY + 10, $this->textColor, $text); - } - } - - /** - * Print the lines - * - * @access private - */ - - function printLine() - { - // Check if some points were defined - - if($this->sampleCount < 2) - return; - - reset($this->point); - - $minValue = $this->axis->getLowerBoundary(); - $maxValue = $this->axis->getUpperBoundary(); - - $columnWidth = ($this->graphBRX - $this->graphTLX) / ($this->sampleCount - 1); - - $x1 = null; - $y1 = null; - - for($i = 0; $i < $this->sampleCount; $i++) - { - $x2 = $this->graphTLX + $i * $columnWidth; - - $point = current($this->point); - next($this->point); - - $value = $point->getY(); - - $y2 = $this->graphBRY - ($value - $minValue) * ($this->graphBRY - $this->graphTLY) / ($this->axis->displayDelta); - -// $this->text->printText($this->img, $x2, $y2 - 5, $this->textColor, $value, $this->text->fontCondensed, $this->text->HORIZONTAL_CENTER_ALIGN | $this->text->VERTICAL_BOTTOM_ALIGN); - - // Draw line - - if($x1) - { - $this->primitive->line($x1, $y1, $x2, $y2, $this->barColor4, 4); - $this->primitive->line($x1, $y1 - 1, $x2, $y2 - 1, $this->barColor3, 2); - } - - $x1 = $x2; - $y1 = $y2; - } - } - - /** - * Render the chart image - * - * @access public - * @param string name of the file to render the image to (optional) - */ - - function render($fileName = null) - { - $this->computeBound(); - $this->computeLabelMargin(); - $this->createImage(); - $this->printLogo(); - $this->printTitle(); - $this->printAxis(); - $this->printLine(); - - if(isset($fileName)) - imagepng($this->img, $fileName); - else - imagepng($this->img); - } - } -?> |