$myData->setAxisName(0, "X-Index"); $myData->setAxisXY(0, AXIS_X); $myData->setAxisPosition(0, AXIS_POSITION_BOTTOM); /* Create the Y axis and the binded series */ for ($i = 0; $i <= 360; $i = $i + 10) { $myData->addPoints(sin(deg2rad(30 - $i)) * 20, "Probe 2"); } $myData->setSerieOnAxis("Probe 2", 1); $myData->setAxisName(1, "Y-Index"); $myData->setAxisXY(1, AXIS_Y); $myData->setAxisPosition(1, AXIS_POSITION_RIGHT); /* Create the 1st scatter chart binding */ $myData->setScatterSerie("Probe 1", "Probe 2", 0); $myData->setScatterSerieDescription(0, "Trigonometric function"); $myData->setScatterSerieTicks(0, 4); $myData->setScatterSerieColor(0, array("R" => 180, "G" => 0, "B" => 0)); $myData->setScatterSeriePicture(0, "resources/chart_line.png"); /* Create the pChart object */ $myPicture = new pImage(400, 400, $myData); /* Draw the background */ $Settings = array("R" => 170, "G" => 183, "B" => 87, "Dash" => 1, "DashR" => 190, "DashG" => 203, "DashB" => 107); $myPicture->drawFilledRectangle(0, 0, 400, 400, $Settings); /* Overlay with a gradient */ $Settings = array("StartR" => 219, "StartG" => 231, "StartB" => 139, "EndR" => 1, "EndG" => 138, "EndB" => 68, "Alpha" => 50); $myPicture->drawGradientArea(0, 0, 400, 400, DIRECTION_VERTICAL, $Settings); $myPicture->drawGradientArea(0, 0, 400, 20, DIRECTION_VERTICAL, array("StartR" => 0, "StartG" => 0, "StartB" => 0, "EndR" => 50, "EndG" => 50, "EndB" => 50, "Alpha" => 80)); /* Write the picture title */ $myPicture->setFontProperties(array("FontName" => "../fonts/Silkscreen.ttf", "FontSize" => 6)); $myPicture->drawText(10, 13, "drawScatterLineChart() - Draw a scatter line chart", array("R" => 255, "G" => 255, "B" => 255)); /* Add a border to the picture */ $myPicture->drawRectangle(0, 0, 399, 399, array("R" => 0, "G" => 0, "B" => 0));
$myData->createFunctionSerie("Y", "z", array("MinX" => -10, "MaxX" => 10, "XStep" => 1)); $myData->setSerieOnAxis("Y", 1); $myData->setAxisName(1, "y = z"); $myData->setAxisXY(1, AXIS_Y); $myData->setAxisPosition(1, AXIS_POSITION_RIGHT); /* Create the Y axis */ $myData->createFunctionSerie("Y2", "z*z*z", array("MinX" => -10, "MaxX" => 10, "XStep" => 1)); $myData->setSerieOnAxis("Y2", 2); $myData->setAxisName(2, "y = z*z*z"); $myData->setAxisXY(2, AXIS_Y); $myData->setAxisPosition(2, AXIS_POSITION_LEFT); /* Create the 1st scatter chart binding */ $myData->setScatterSerie("X", "Y", 0); $myData->setScatterSerieDescription(0, "Pass A"); $myData->setScatterSerieTicks(0, 4); $myData->setScatterSerieColor(0, array("R" => 0, "G" => 0, "B" => 0)); /* Create the 2nd scatter chart binding */ $myData->setScatterSerie("X", "Y2", 1); $myData->setScatterSerieDescription(1, "Pass B"); $myData->setScatterSerieTicks(1, 4); $myData->setScatterSerieColor(1, array("R" => 120, "G" => 0, "B" => 255)); /* Create the pChart object */ $myPicture = new pImage(400, 400, $myData); /* Draw the background */ $Settings = array("R" => 170, "G" => 183, "B" => 87, "Dash" => 1, "DashR" => 190, "DashG" => 203, "DashB" => 107); $myPicture->drawFilledRectangle(0, 0, 400, 400, $Settings); /* Overlay with a gradient */ $Settings = array("StartR" => 219, "StartG" => 231, "StartB" => 139, "EndR" => 1, "EndG" => 138, "EndB" => 68, "Alpha" => 50); $myPicture->drawGradientArea(0, 0, 400, 400, DIRECTION_VERTICAL, $Settings); $myPicture->drawGradientArea(0, 0, 400, 20, DIRECTION_VERTICAL, array("StartR" => 0, "StartG" => 0, "StartB" => 0, "EndR" => 50, "EndG" => 50, "EndB" => 50, "Alpha" => 80)); /* Write the picture title */