function pch_slicebar_graph($graph_type, $data, $period, $width, $height, $colors, $font, $round_corner, $font_size, $antialiasing = true)
{
/* CAT:Slicebar charts */
set_time_limit(0);
// Dataset definition
$myPicture = new pImage($width, $height);
/* Turn of Antialiasing */
$myPicture->Antialias = $antialiasing;
$myPicture->setFontProperties(array("FontName" => $font, "FontSize" => $font_size, "R" => 80, "G" => 80, "B" => 80));
// Round corners defined in global setup
if ($round_corner != 0) {
$radius = $height > 18 ? 8 : 0;
} else {
$radius = 0;
}
$thinest_slice = $width / $period;
/* Color stuff */
$colorsrgb = array();
foreach ($colors as $key => $col) {
$rgb = html2rgb($col);
$colorsrgb[$key]['R'] = $rgb[0];
$colorsrgb[$key]['G'] = $rgb[1];
$colorsrgb[$key]['B'] = $rgb[2];
}
$i = 0;
foreach ($data as $d) {
$color = $d['data'];
$color = $colorsrgb[$color];
$ratio = $thinest_slice * $d['utimestamp'];
$myPicture->drawRoundedFilledRectangle($i, 0, $ratio + $i, $height, $radius, array('R' => $color['R'], 'G' => $color['G'], 'B' => $color['B']));
$i += $ratio;
}
if ($round_corner) {
/* Under this value, the rounded rectangle is painted great */
if ($thinest_slice <= 16) {
/* Clean a bit of pixels */
for ($i = 0; $i < 7; $i++) {
$myPicture->drawLine(0, $i, 6 - $i, $i, array('R' => 255, 'G' => 255, 'B' => 255));
}
$end = $height - 1;
for ($i = 0; $i < 7; $i++) {
$myPicture->drawLine(0, $end - $i, 5 - $i, $end - $i, array('R' => 255, 'G' => 255, 'B' => 255));
}
}
}
$myPicture->drawRoundedRectangle(0, 0, $width, $height - 1, $radius, array('R' => 157, 'G' => 157, 'B' => 157));
$myPicture->Stroke();
}
//$myPicture->drawFilledRectangle(3,0,$width-1,$height-4,array("R"=>120, "G"=>185, "B"=>255, "Dash"=>0, "DashR"=>255, "DashG"=>255, "DashB"=>255));
$myPicture->drawFilledRectangle(3, 0, $width - 1, $height - 4, array("R" => 120, "G" => 215, "B" => 180, "Dash" => 0, "DashR" => 255, "DashG" => 255, "DashB" => 255));
$myPicture->drawRectangle(3, 0, $width - 1, $height - 4, array("R" => 0, "G" => 0, "B" => 0));
$myPicture->drawFilledRectangle(0, 3, $width - 4, $height - 1, array("R" => 255, "G" => 255, "B" => 255, "Alpha" => 85));
$myPicture->drawRectangle(0, 3, $width - 4, $height - 1, array("R" => 0, "G" => 0, "B" => 0));
/* Overlay with a gradient */
// $Settings = array("StartR"=>219, "StartG"=>231, "StartB"=>139, "EndR"=>1, "EndG"=>138, "EndB"=>68, "Alpha"=>50);
// $myPicture->drawGradientArea(0,0,800,350,DIRECTION_VERTICAL,$Settings);
// $myPicture->drawGradientArea(0,0,700,20,DIRECTION_VERTICAL,array("StartR"=>0,"StartG"=>0,"StartB"=>0,"EndR"=>50,"EndG"=>50,"EndB"=>50,"Alpha"=>80));
/* Set the default font */
$myPicture->setFontProperties(array("FontName" => "./fonts/simhei.ttf", "FontSize" => $font_t, "R" => 0, "G" => 0, "B" => 0));
$myPicture->drawText(5, 5 + $font_t * 2, $chart_title);
$myPicture->setFontProperties(array("FontName" => "./fonts/simhei.ttf", "FontSize" => $font, "R" => 0, "G" => 0, "B" => 0));
$myPicture->setGraphArea(55, 15 + $font_t * 2, $width * 0.9 - 50, $height - 50);
/* Draw the scale */
$scaleSettings = array("FLOATING" => TRUE, "GridR" => 0, "GridG" => 0, "GridB" => 0, "GridAlpha" => 10, "DrawSubTicks" => TRUE, "Mode" => SCALE_MODE_START0, "CycleBackground" => FALSE, "LabelRotation" => 30, "LabelSkip" => round($row_number / ($width / 30)));
$myPicture->drawScale($scaleSettings);
/* Enable shadow computing */
$myPicture->setShadow(TRUE, array("X" => 1.5, "Y" => 1.5, "R" => 0, "G" => 0, "B" => 0, "Alpha" => 10));
/* Draw the line chart */
$myPicture->drawLineChart();
//$myPicture->drawPlotChart(array("DisplayValues"=>TRUE,"PlotBorder"=>TRUE,"BorderSize"=>2,"Surrounding"=>-60,"BorderAlpha"=>80));
/* Write the data bounds */
//$myPicture->writeBounds();
/* Write the chart legend */
$myPicture->setFontProperties(array("FontName" => "./fonts/simsun.ttc", "FontSize" => $font, "R" => 0, "G" => 0, "B" => 0));
$myPicture->drawLegend($width * 0.9 - 40, 30 + $font_t * 2, array("Style" => LEGEND_BOX, "Mode" => LEGEND_VERTICAL, "Alpha" => 10, "Margin" => 4, "R" => 255, "G" => 255, "B" => 255));
/* Render the picture (choose the best way) */
// $myPicture->Render("pictures/$chart_png.png");
$myPicture->Stroke();
function draw_3dpie_chart($WIDTH, $HEIGHT, $DATA, $CONFIG, $LEGEND, $FONT, $PALETTE = 'default')
{
/* Include all the pChart 2.0 classes */
include '../lib/pchart2/class/pDraw.class';
include '../lib/pchart2/class/pImage.class';
include '../lib/pchart2/class/pData.class';
include '../lib/pchart2/class/pPie.class';
$COLORS = ArtefactTypeSurvey::get_palette_colors($PALETTE);
/* Create your dataset object */
$myData = new pData();
/* Add data in your dataset */
if ($CONFIG['type'] == 'percent') {
foreach ($DATA[0] as $value) {
if ($value['percent'] != 0) {
$POINTS[] = $value['percent'];
if ($LEGEND == 'key') {
$LABELS[] = $value['key'];
}
if ($LEGEND == 'label') {
$LABELS[] = $value['label'];
}
}
}
$myData->addPoints($POINTS, $CONFIG['title']);
$myData->setAxisUnit(0, '%');
} else {
foreach ($DATA[0] as $value) {
if ($value['value'] != 0) {
$POINTS[] = $value['value'];
if ($LEGEND == 'key') {
$LABELS[] = $value['key'];
}
if ($LEGEND == 'label') {
$LABELS[] = $value['label'];
}
}
}
$myData->addPoints($POINTS, $CONFIG['title']);
$myData->setAxisUnit(0, '');
}
/* Labels definition */
/*
$myData->addPoints($LABELS,'Legend');
$myData->setSerieDescription('Legend','');
$myData->setAbscissa('Legend');
*/
/* Will replace the whole color scheme by the selected palette */
$myData->loadPalette('lib/pchart2/palettes/' . $PALETTE . '.color', TRUE);
/* Create a pChart object and associate your dataset */
$myPicture = new pImage($WIDTH, $HEIGHT, $myData);
/* Draw border around the chart */
$myPicture->drawRectangle(0, 0, $WIDTH - 1, $HEIGHT - 1, array("R" => 0, "G" => 0, "B" => 0));
/* Draw chart background */
//$myPicture->drawFilledRectangle(0,0,$WIDTH,$HEIGHT,array("R"=>$COLORS[1]['R'],"G"=>$COLORS[1]['G'],"B"=>$COLORS[1]['B'],"Alpha"=>10));
/* Define the boundaries of the graph area */
//$myPicture->setGraphArea(20,20,$WIDTH-20,$HEIGHT-40);
/* Choose a nice font */
switch ($FONT['type']) {
case 'serif':
$fontname = 'lib/pchart2/fonts/LiberationSerif-Regular.ttf';
break;
case 'sans':
$fontname = 'lib/pchart2/fonts/LiberationSans-Regular.ttf';
break;
}
$myPicture->setFontProperties(array('FontName' => $fontname, 'FontSize' => $FONT['size']));
/* Create label with survey name */
//$myPicture->drawText(20,$HEIGHT-30,$CONFIG['title'],array("DrawBox"=>true,"BoxRounded"=>true,"BoxR"=>$COLORS[1]['R'],"BoxG"=>$COLORS[1]['G'],"BoxB"=>$COLORS[1]['B'],"BoxAlpha"=>20,"Align"=>TEXT_ALIGN_MIDDLELEFT));
/* Create the pPie object */
$PieChart = new pPie($myPicture, $myData);
/* Draw a simple pie chart */
$PIE_WIDTH = $WIDTH - 40;
// 20px margin on left and right
$PIE_HEIGHT = $HEIGHT - 60;
// 20px margin on top and 40px on bottom (space for legend)
if ($PIE_WIDTH >= $PIE_HEIGHT) {
// Landscape orientation of the graph...
$PieRadius = round($PIE_HEIGHT / 2);
} else {
// Portrait orientation of the graph...
$PieRadius = round($PIE_WIDTH / 2);
}
$PieX = round($WIDTH / 2);
$PieY = round($HEIGHT / 2);
$PieChart->draw3DPie($PieX, $PieY, array("Radius" => $PieRadius, "SecondPass" => false, "DrawLabels" => false));
/* Build the PNG file and send it to the web browser */
$myPicture->Stroke();
}
