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<?php |
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/** |
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* This file holds the base Graph class for doing |
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* graphs on an XY coordinate system. |
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* |
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* $Id: SVGXYPlotGraph.inc,v 1.2 2003/03/04 22:18:28 hemna Exp $ |
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* |
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* @author Walter A. Boring IV <waboring@buildabetterweb.com> |
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* @package phpHtmlLib |
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* @subpackage SVG |
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*/ |
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|
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/** |
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* we need the SVGGraph class |
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*/ |
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require_once($phphtmllib."/widgets/svg/SVGXYGraph.inc"); |
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|
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/** |
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* This is the base Graph class for doing XY coordinate |
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* system based graphs in SVG. |
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* |
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* $Id: SVGXYPlotGraph.inc,v 1.2 2003/03/04 22:18:28 hemna Exp $ |
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* |
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* @author Walter A. Boring IV <waboring@buildabetterweb.com> |
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* @package phpHtmlLib |
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* @subpackage SVG |
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*/ |
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class SVGXYPlotGraph extends SVGXYGraph { |
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|
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function SVGXYPlotGraph($title, $width, $height) { |
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|
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//set up the options. |
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$this->_add_options(); |
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|
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//turn these on by default |
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$this->set_grid_line_flag("x", TRUE); |
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$this->set_grid_line_flag("y", TRUE); |
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|
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$this->set_title($title); |
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$this->set_width($width); |
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$this->set_height($height); |
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} |
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|
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/** |
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* This enables you to add another line |
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* to the graph |
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* |
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* @param string - the x coordinates |
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* @param string - the y coordinates |
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* @param string - the color for the line |
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*/ |
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function add_point($x, $y, $color="red") { |
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$this->add_x_values($x); |
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$this->add_y_values($y); |
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$this->_colors[] = $color; |
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} |
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|
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|
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/** |
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* This function does the work of |
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* building the graph itself |
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* |
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* @return Container |
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*/ |
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function graph_data() { |
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$container = container(); |
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|
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$num_lines = count($this->_x_data); |
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for( $i=0; $i<=$num_lines-1; $i++) { |
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$container->add( $this->_build_point($this->_x_data[$i], |
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$this->_y_data[$i], |
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$this->_colors[$i]) ); |
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} |
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|
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return $container; |
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} |
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|
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|
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function _build_point( $x, $y, $color ) { |
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return svg_circle( $x, $y, 2, $color, $color); |
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} |
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} |
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?> |