197 lines
7.2 KiB
PHP
197 lines
7.2 KiB
PHP
<?php
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/**
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* Usage example for Image_Graph.
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*
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* Main purpose:
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* Demonstrate "semi-real" graph
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*
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* Other:
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* One legend for many plotareas, Plotarea customizations, Fillarray usage,
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* Datapreprocessor, Axis customizations
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*
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* $Id: misc01.php,v 1.6 2005/10/05 20:51:18 nosey Exp $
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*
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* @package Image_Graph
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* @author Jesper Veggerby <pear.nosey@veggerby.dk>
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*/
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require_once 'Image/Graph.php';
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// create the graph
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$Graph =& Image_Graph::factory('Image_Graph', array(600, 400));
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// add a TrueType font
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$Font =& $Graph->addNew('font', 'Verdana');
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// set the font size to 11 pixels
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$Font->setSize(8);
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$Graph->setFont($Font);
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$Dataset_SmoothedLine =& Image_Graph::factory('dataset');
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$Dataset_SmoothedLine->addPoint('DK', 6);
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$Dataset_SmoothedLine->addPoint('UK', 8);
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$Dataset_SmoothedLine->addPoint('PO', 2);
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$Dataset_SmoothedLine->addPoint('NL', 4);
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$Graph->setFont($Font);
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$Graph->add(
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Image_Graph::vertical(
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Image_Graph::factory('title', array('A Sample Demonstrating Many-a-thing', 15)),
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Image_Graph::vertical(
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Image_Graph::horizontal(
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$Plotarea_BarAndLine = Image_Graph::factory('plotarea'),
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Image_Graph::vertical(
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$Plotarea_SmoothedLine = Image_Graph::factory('plotarea'),
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$Plotarea_Radar = Image_Graph::factory('Image_Graph_Plotarea_Radar')
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),
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65
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),
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$Legend = Image_Graph::factory('legend'),
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90
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),
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9
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)
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);
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$Legend->setPlotarea($Plotarea_BarAndLine);
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$Legend->setPlotarea($Plotarea_SmoothedLine);
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$Legend->setPlotarea($Plotarea_Radar);
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// $Plotarea_SmoothedLine->setFillStyle(Image_Graph::factory('gradient', array(IMAGE_GRAPH_GRAD_VERTICAL, 'lightred', 'brown')));
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$Plotarea_SmoothedLine->setBorderColor('black');
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$Plotarea_SmoothedLine->showShadow();
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$Plotarea_SmoothedLine->setPadding(15);
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$Plotarea_SmoothedLine->setBackground(Image_Graph::factory('gradient', array(IMAGE_GRAPH_GRAD_VERTICAL, 'white', 'brown')));
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// create a Y grid
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$Grid_Radar =& $Plotarea_Radar->addNew('line_grid', IMAGE_GRAPH_AXIS_Y);
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$Grid_Radar->setLineColor('lightgrey');
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// create a Y grid
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$Grid_BarAndLine =& $Plotarea_BarAndLine->addNew('bar_grid', IMAGE_GRAPH_AXIS_Y);
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// that is light gray in color
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$Grid_BarAndLine->setFillColor('blue@0.3');
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// create a Y grid
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$Grid_SmoothedLine =& $Plotarea_SmoothedLine->addNew('line_grid', false, IMAGE_GRAPH_AXIS_Y);
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$Grid_SmoothedLine->setLineColor('gray');
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$Grid_SmoothedLine =& $Plotarea_SmoothedLine->addNew('line_grid', false, IMAGE_GRAPH_AXIS_X);
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$Grid_SmoothedLine->setLineColor('gray');
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// create the 1st dataset
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//$Dataset_SmoothedLine =& new Image_RandomDataset(4, 2, 15, true);
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// create the 1st plot as smoothed area chart using the 1st dataset
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$Plot_SmoothedLine =& $Plotarea_SmoothedLine->addNew('Image_Graph_Plot_Smoothed_Line', $Dataset_SmoothedLine);
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$Plot_SmoothedLine->setLineColor('orange');
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// create a 3rd dataset
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$Dataset_BarChart =& Image_Graph::factory('random', array(7, 10, 120, false));
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// create the 3rd plot as line chart using the 2nd dataset
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$Plot_BarChart =& $Plotarea_BarAndLine->addNew('bar', array(&$Dataset_BarChart));
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// set the fill style of the barchart to the almost transparent BlueAlpha
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$FillArray =& Image_Graph::factory('Image_Graph_Fill_Array');
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$Plot_BarChart->setFillStyle($FillArray);
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$FillArray->addNew('gradient', array(IMAGE_GRAPH_GRAD_VERTICAL, 'white', 'red'));
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$FillArray->addNew('gradient', array(IMAGE_GRAPH_GRAD_HORIZONTAL, 'white', 'blue'));
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$FillArray->addNew('gradient', array(IMAGE_GRAPH_GRAD_HORIZONTAL_MIRRORED, 'orange', 'white'));
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$FillArray->addNew('gradient', array(IMAGE_GRAPH_GRAD_VERTICAL_MIRRORED, 'green', 'white'));
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$FillArray->addNew('gradient', array(IMAGE_GRAPH_GRAD_RADIAL, 'white', 'purple'));
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$FillArray->addNew('gradient', array(IMAGE_GRAPH_GRAD_DIAGONALLY_TL_BR, 'white', 'brown'));
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$FillArray->addNew('gradient', array(IMAGE_GRAPH_GRAD_DIAGONALLY_BL_TR, 'white', 'black'));
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// create the 2nd dataset
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$Dataset_LineMarker =& Image_Graph::factory('random', array(7, 20, 100, false));
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// create the 2nd plot as line chart using the 2nd dataset
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$Plot_LineMarker =& $Plotarea_BarAndLine->addNew('line', array(&$Dataset_LineMarker));
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$LineStyle =& Image_Graph::factory('Image_Graph_Line_Dotted', array('black', 'transparent'));
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$Plot_LineMarker->setLineStyle($LineStyle);
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$Marker =& Image_Graph::factory('Image_Graph_Marker_Array');
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$CrossMarker =& Image_Graph::factory('Image_Graph_Marker_Cross');
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$PlusMarker =& Image_Graph::factory('Image_Graph_Marker_Plus');
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$StarMarker =& Image_Graph::factory('Image_Graph_Marker_Star');
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$Marker->add($CrossMarker);
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$Marker->add($PlusMarker);
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$Marker->add($StarMarker);
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$Plot_LineMarker->setMarker($Marker);
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$CrossMarker->setLineColor('black');
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$CrossMarker->setFillColor('green');
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$PlusMarker->setLineColor('black');
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$PlusMarker->setFillColor('red');
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$StarMarker->setLineColor('black@0.4');
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$StarMarker->setFillColor('yellow');
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// Show arrow heads on the axis
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$AxisX =& $Plotarea_BarAndLine->getAxis(IMAGE_GRAPH_AXIS_X);
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$AxisY =& $Plotarea_BarAndLine->getAxis(IMAGE_GRAPH_AXIS_Y);
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$AxisY->setLabelInterval(5, 2);
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$AxisY->setTickOptions(-1, 1, 2);
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// create an data label array for formatting label data based on an array
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$ArrayData =& Image_Graph::factory('Image_Graph_DataPreprocessor_Array',
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array(
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array(
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1=>'A Point',
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2=>'Another',
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6=>'Yet another'
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)
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)
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);
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// use the data label array on the X axis
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$AxisX->setDataPreprocessor($ArrayData);
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$AxisX->setFontAngle('vertical');
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$AxisX->setTitle('Very obvious', array('angle' => 0, 'size' => 10));
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$Plotarea_BarAndLine->setAxisPadding(array('left' => 20, 'right' => 20));
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$Plot_SmoothedLine->setTitle('Oil');
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$Plot_LineMarker->setTitle('Clearly not a good day');
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$Plot_BarChart->setTitle('Buy or Sell');
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// create the dataset
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$Dataset_Radar1 =& Image_Graph::factory('random', array(8, 1, 5));
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$Dataset_Radar2 =& Image_Graph::factory('random', array(8, 1, 5));
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// create the 1st plot as smoothed area chart using the 1st dataset
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$Plot_Radar1 =& $Plotarea_Radar->addNew('Image_Graph_Plot_Radar', array(&$Dataset_Radar1));
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$Plot_Radar1->setTitle('Obscurity');
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$Plot_Radar2 =& $Plotarea_Radar->addNew('Image_Graph_Plot_Radar', array(&$Dataset_Radar2));
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$Plot_Radar2->setTitle('Clarity');
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//$Dataset_Radar1->setMaximumY(7);
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$DataPreprocessor =& Image_Graph::factory('Image_Graph_DataPreprocessor_Array',
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array(
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array(
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1 => 'Irrelevance',
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2 => 'Regular',
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3 => 'Partly',
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4 => 'Relevance',
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5 => 'Something',
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6 => 'Everything',
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7 => 'Nothing',
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8 => 'Irregular'
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)
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)
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);
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$AxisX =& $Plotarea_Radar->getAxis(IMAGE_GRAPH_AXIS_X);
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$AxisX->setDataPreprocessor($DataPreprocessor);
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//$Plot_Radar1->setMarker(new Image_CrossMarker(), 'Marker');
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//$Plot_Radar1->setLineStyle($YELLOW);
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$AverageMarker =& Image_Graph::factory('Image_Graph_Marker_Average');
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$Plot_SmoothedLine->setMarker($AverageMarker);
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$AverageMarker->setLineColor('purple');
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// set a standard fill style
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$Plot_Radar1->setFillColor('yellow@0.2');
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$Plot_Radar2->setFillColor('green@0.2');
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// output the Graph
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$Graph->done();
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?>
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