89 lines
3.9 KiB
PHP
89 lines
3.9 KiB
PHP
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<?php
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require_once("../lib/phpchartdir.php");
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# In this example, the data points are unevenly spaced on the x-axis
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$dataY = array(4.7, 4.7, 6.6, 2.2, 4.7, 4.0, 4.0, 5.1, 4.5, 4.5, 6.8, 4.5, 4, 2.1, 3,
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2.5, 2.5, 3.1);
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$dataX = array(chartTime(1999, 7, 1), chartTime(2000, 1, 1), chartTime(2000, 2, 1),
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chartTime(2000, 4, 1), chartTime(2000, 5, 8), chartTime(2000, 7, 5), chartTime(
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2001, 3, 5), chartTime(2001, 4, 7), chartTime(2001, 5, 9), chartTime(2002, 2, 4),
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chartTime(2002, 4, 4), chartTime(2002, 5, 8), chartTime(2002, 7, 7), chartTime(
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2002, 8, 30), chartTime(2003, 1, 2), chartTime(2003, 2, 16), chartTime(2003, 11,
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6), chartTime(2004, 1, 4));
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# Data points are assigned different symbols based on point type
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$pointType = array(0, 1, 0, 1, 2, 1, 0, 0, 1, 1, 2, 2, 1, 0, 2, 1, 2, 0);
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# Create a XYChart object of size 600 x 300 pixels, with a light purple (ffccff)
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# background, black border, 1 pixel 3D border effect and rounded corners.
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$c = new XYChart(600, 300, 0xffccff, 0x000000, 1);
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$c->setRoundedFrame();
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# Set the plotarea at (55, 58) and of size 520 x 195 pixels, with white (ffffff)
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# background. Set horizontal and vertical grid lines to grey (cccccc).
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$c->setPlotArea(55, 58, 520, 195, 0xffffff, -1, -1, 0xcccccc, 0xcccccc);
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# Add a legend box at (55, 30) (top of the chart) with horizontal layout. Use 10 pts
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# Arial Bold Italic font. Set the background and border color to Transparent.
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$legendObj = $c->addLegend(55, 30, false, "arialbi.ttf", 10);
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$legendObj->setBackground(Transparent);
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# Add a title box to the chart using 15 pts Times Bold Italic font. The text is white
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# (ffffff) on a purple (400040) background, with soft lighting effect from the right
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# side.
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$textBoxObj = $c->addTitle("Multi-Symbol Line Chart Demo", "timesbi.ttf", 15,
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0xffffff);
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$textBoxObj->setBackground(0x400040, -1, softLighting(Right));
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# Set the y axis label format to display a percentage sign
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$c->yAxis->setLabelFormat("{value}%");
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# Set axis titles to use 9pt Arial Bold Italic font
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$c->yAxis->setTitle("Axis Title Placeholder", "arialbi.ttf", 9);
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$c->xAxis->setTitle("Axis Title Placeholder", "arialbi.ttf", 9);
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# Set axis labels to use Arial Bold font
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$c->yAxis->setLabelStyle("arialbd.ttf");
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$c->xAxis->setLabelStyle("arialbd.ttf");
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# We add the different data symbols using scatter layers. The scatter layers are
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# added before the line layer to make sure the data symbols stay on top of the line
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# layer.
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# We select the points with pointType = 0 (the non-selected points will be set to
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# NoValue), and use yellow (ffff00) 15 pixels high 5 pointed star shape symbols for
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# the points. (This example uses both x and y coordinates. For charts that have no x
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# explicitly coordinates, use an empty array as dataX.)
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$tmpArrayMath1 = new ArrayMath($dataY);
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$tmpArrayMath1->selectEQZ($pointType, NoValue);
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$c->addScatterLayer($dataX, $tmpArrayMath1->result(), "Point Type 0", StarShape(5),
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15, 0xffff00);
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# Similar to above, we select the points with pointType - 1 = 0 and use green (ff00)
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# 13 pixels high six-sided polygon as symbols.
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$tmpArrayMath2 = new ArrayMath($pointType);
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$tmpArrayMath2->sub(1);
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$tmpArrayMath1 = new ArrayMath($dataY);
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$tmpArrayMath1->selectEQZ($tmpArrayMath2->result(), NoValue);
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$c->addScatterLayer($dataX, $tmpArrayMath1->result(), "Point Type 1", PolygonShape(6
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), 13, 0x00ff00);
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# Similar to above, we select the points with pointType - 2 = 0 and use red (ff0000)
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# 13 pixels high X shape as symbols.
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$tmpArrayMath2 = new ArrayMath($pointType);
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$tmpArrayMath2->sub(2);
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$tmpArrayMath1 = new ArrayMath($dataY);
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$tmpArrayMath1->selectEQZ($tmpArrayMath2->result(), NoValue);
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$c->addScatterLayer($dataX, $tmpArrayMath1->result(), "Point Type 2", Cross2Shape(),
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13, 0xff0000);
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# Finally, add a blue (0000ff) line layer with line width of 2 pixels
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$layer = $c->addLineLayer($dataY, 0x0000ff);
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$layer->setXData($dataX);
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$layer->setLineWidth(2);
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# output the chart
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header("Content-type: image/png");
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print($c->makeChart2(PNG));
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?>
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