widgets/svg/SVGXYPlotGraph.inc

<?php
/**
 * This file holds the base Graph class for doing
 * graphs on an XY coordinate system.
 *
 * $Id: SVGXYPlotGraph.inc,v 1.2 2003/03/04 22:18:28 hemna Exp $
 *
 * @author Walter A. Boring IV <waboring@buildabetterweb.com>
 * @package phpHtmlLib
 * @subpackage SVG
 */

/**
 * we need the SVGGraph class
 */
require_once($phphtmllib."/widgets/svg/SVGXYGraph.inc");

/**
 * This is the base Graph class for doing XY coordinate
 * system based graphs in SVG.
 *
 * $Id: SVGXYPlotGraph.inc,v 1.2 2003/03/04 22:18:28 hemna Exp $
 *
 * @author Walter A. Boring IV <waboring@buildabetterweb.com>
 * @package phpHtmlLib
 * @subpackage SVG
 */
class SVGXYPlotGraph extends SVGXYGraph {    

    function SVGXYPlotGraph($title, $width, $height) {

        //set up the options.
        $this->_add_options();

        //turn these on by default
        $this->set_grid_line_flag("x", TRUE);
        $this->set_grid_line_flag("y", TRUE);

        $this->set_title($title);
        $this->set_width($width);
        $this->set_height($height);
    }

    /**
     * This enables you to add another line 
     * to the graph
     *
     * @param string - the x coordinates
     * @param string - the y coordinates
     * @param string - the color for the line
     */
    function add_point($x, $y, $color="red") {
        $this->add_x_values($x);
        $this->add_y_values($y);
        $this->_colors[] = $color;
    }


    /**
     * This function does the work of
     * building the graph itself
     *
     * @return Container
     */
    function graph_data() {
        $container = container();

        $num_lines = count($this->_x_data);
        for( $i=0; $i<=$num_lines-1; $i++) {
            $container->add( $this->_build_point($this->_x_data[$i],
                                                 $this->_y_data[$i],
                                                 $this->_colors[$i]) );
        }        
        
        return $container;
    }


    function _build_point( $x, $y, $color ) {
        return svg_circle( $x, $y, 2, $color, $color);
    }
}
?>
1	<?php
2	/**
3	* This file holds the base Graph class for doing
4	* graphs on an XY coordinate system.
5	*
6	* $Id: SVGXYPlotGraph.inc,v 1.2 2003/03/04 22:18:28 hemna Exp $
7	*
8	* @author Walter A. Boring IV <waboring@buildabetterweb.com>
9	* @package phpHtmlLib
10	* @subpackage SVG
11	*/
12
13	/**
14	* we need the SVGGraph class
15	*/
16	require_once($phphtmllib."/widgets/svg/SVGXYGraph.inc");
17
18	/**
19	* This is the base Graph class for doing XY coordinate
20	* system based graphs in SVG.
21	*
22	* $Id: SVGXYPlotGraph.inc,v 1.2 2003/03/04 22:18:28 hemna Exp $
23	*
24	* @author Walter A. Boring IV <waboring@buildabetterweb.com>
25	* @package phpHtmlLib
26	* @subpackage SVG
27	*/
28	class SVGXYPlotGraph extends SVGXYGraph {
29
30	function SVGXYPlotGraph($title, $width, $height) {
31
32	//set up the options.
33	$this->_add_options();
34
35	//turn these on by default
36	$this->set_grid_line_flag("x", TRUE);
37	$this->set_grid_line_flag("y", TRUE);
38
39	$this->set_title($title);
40	$this->set_width($width);
41	$this->set_height($height);
42	}
43
44	/**
45	* This enables you to add another line
46	* to the graph
47	*
48	* @param string - the x coordinates
49	* @param string - the y coordinates
50	* @param string - the color for the line
51	*/
52	function add_point($x, $y, $color="red") {
53	$this->add_x_values($x);
54	$this->add_y_values($y);
55	$this->_colors[] = $color;
56	}
57
58
59	/**
60	* This function does the work of
61	* building the graph itself
62	*
63	* @return Container
64	*/
65	function graph_data() {
66	$container = container();
67
68	$num_lines = count($this->_x_data);
69	for( $i=0; $i<=$num_lines-1; $i++) {
70	$container->add( $this->_build_point($this->_x_data[$i],
71	$this->_y_data[$i],
72	$this->_colors[$i]) );
73	}
74
75	return $container;
76	}
77
78
79	function _build_point( $x, $y, $color ) {
80	return svg_circle( $x, $y, 2, $color, $color);
81	}
82	}
83	?>
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