我试图建立一个组合的散点图和折线图。目前散点图很好，当我添加线时，它们向右旋转 90 度，所以它们是垂直的而不是水平的。我一生都无法弄清楚为什么，所以如果有人有任何建议，那就太棒了。
下面的代码是完整的功能，现在忽略它的名称 -NOT- 样条图（我真的应该改变它）。
function cg_graphs_spline_plot($surgeonname, $plotpoint, $nnotnullsingletotal, $surgeonplots, $baseline, $gsettings){
/*Build the binomial curve plots*/
$binomloop = $gsettings['maxmin'][0]['Max'] + 1;
for($i = 1; $i <= $binomloop; $i++){
$upperalert = cg_graphs_get_binomial($baseline, $i, 0.995);
$loweralert = cg_graphs_get_binomial($baseline, $i, 0.005);
$Ualert[] = ($upperalert['upper'] * 100);
$Lalert[] = ($loweralert['lower'] * 100);
//$upperalarm = cg_graphs_get_binomial($baseline, $i, 0.9995);
//$loweralarm = cg_graphs_get_binomial($baseline, $i, 0.0005);
//$Ualarm[] = ($upperalarm['upper'] * 100);
//$Lalarm[] = ($loweralarm['lower'] * 100);
}
unset($Ualert[0]); //delete the leading 0 value
unset($Lalert[0]); //delete the leading 0 value
mmi_watchdog('plotting alarm upper', '', $Ualert);
mmi_watchdog('plotting alarm lower', '', $Lalert);
//mmi_watchdog('plotting alarm upper', '', $Ualarm);
//mmi_watchdog('plotting alarm lower', '', $Lalarm);
/* Create the pData object */
$myData = new pData();
$myData->addPoints(array($plotpoint), "preSurgeons"); //Y pos just has to match pos of X
$myData->addPoints(array($nnotnullsingletotal), "pSurgeon"); //array pos matches, so the
foreach($surgeonplots['ops'] as $op){
$myData->addPoints($op, "Surgeons");
}
foreach($surgeonplots['reop'] as $reop){
$baselineplots[] = $baseline;
$myData->addPoints($reop, "reSurgeons");
}
$myData->addPoints($baselineplots, "baseline"); //add baseline for line graph
/** plot binomials */
$myData->addPoints($Ualert, "Ualert"); //add upper alert
$myData->addPoints($Lalert, "Lalert"); //add lower alert
//$myData->addPoints($Ualarm, "Ualarm"); //add upper alarm
//$myData->addPoints($Lalarm, "Lalarm"); //add lower alarm
/* Create the X axis and the binded series */
$myData->setSerieOnAxis("Surgeons",0);
$myData->setSerieOnAxis("pSurgeon",0);
$myData->setSerieOnAxis("Ualert",0);
$myData->setSerieOnAxis("Lalert",0);
$myData->setSerieOnAxis("baseline",0);
$myData->setAxisName(0,$gsettings['axisXlabel']); //Number of operations -- removed for now
$myData->setAxisXY(0,AXIS_X);
$myData->setAxisPosition(0,AXIS_POSITION_BOTTOM);
/* Create the Y axis and the binded series */
$myData->setSerieOnAxis("reSurgeons",1);
$myData->setSerieOnAxis("preSurgeons",1);
$myData->setAxisName(1,$gsettings['axisYlabel']);
$myData->setAxisXY(1,AXIS_Y);
$myData->setAxisUnit(1,"%");
$myData->setAxisPosition(1,AXIS_POSITION_LEFT);
/* Create All surgeons scatter chart binding */
$myData->setScatterSerie("Surgeons","reSurgeons",0);
$myData->setScatterSerieDescription(0,"All Surgeons");
$myData->setScatterSerieColor(0,array("R"=>255,"G"=>69,"B"=>0));
/* Create Single Surgions scatter point */
$myData->setScatterSerie("pSurgeon","preSurgeons",1);
$myData->setScatterSerieDescription(1, $surgeonname);
$myData->setScatterSerieColor(1,array("R"=>0,"G"=>191,"B"=>255));
/*unset the baseline for the first set*/
$myData->setSerieDrawable (array("baseline", "Ualert", "Lalert", "Ualarm", "Lalarm"), FALSE);
/* Create the pChart object */
$myPicture = new pImage(847,304,$myData);
$myPicture->drawGradientArea(0,0,847,304,DIRECTION_VERTICAL,array("StartR"=>47,"StartG"=>47,"StartB"=>47, "EndR"=>17,"EndG"=>17,"EndB"=>17,"Alpha"=>100));
$myPicture->drawGradientArea(0,250,847,304,DIRECTION_VERTICAL,array("StartR"=>47,"StartG"=>47,"StartB"=>47, "EndR"=>27,"EndG"=>27,"EndB"=>27,"Alpha"=>100));
$myPicture->drawLine(0,249,847,249,array("R"=>0,"G"=>0,"B"=>0));
$myPicture->drawLine(0,250,847,250,array("R"=>70,"G"=>70,"B"=>70));
/* Write the picture title */
$myPicture->setFontProperties(array("FontName"=>drupal_get_path('module', 'cg_graphs')."/pChart/fonts/pf_arma_five.ttf","FontSize"=>6));
$myPicture->setFontProperties(array("R"=>255,"G"=>255,"B"=>255));
$myPicture->drawText(423,14,$gsettings['title'],array("R"=>255,"G"=>255,"B"=>255,"Align"=>TEXT_ALIGN_MIDDLEMIDDLE));
/* Set the graph area */
$myPicture->setGraphArea(58,27,816,228);
/* Draw a rectangle */
$myPicture->drawFilledRectangle(57,27,816,228,array("R"=>0,"G"=>0,"B"=>0,"Dash"=>TRUE,"DashR"=>0, "DashG"=>51,"DashB"=>51,"BorderR"=>0,"BorderG"=>0,"BorderB"=>0));
/* Turn on shadow computing */
$myPicture->setShadow(TRUE,array("X"=>1,"Y"=>1,"R"=>0,"G"=>0,"B"=>0,"Alpha"=>20));
/* Create the Scatter chart object */
$myScatter = new pScatter($myPicture,$myData);
/* Draw the scale */
$myScatter->drawScatterScale(array('LabelRotation' => 90, "Mode" => SCALE_MODE_MANUAL, "XMargin"=>4, "Pos" => SCALE_POS_LEFTRIGHT, "ManualScale" => $gsettings['maxmin'], 'Factors' => array(20)));
$myScatter->drawScatterLegend(640,266,array("Mode"=>LEGEND_VERTICAL ,"Style"=>LEGEND_NOBORDER, "Family"=>LEGEND_FAMILY_LINE));
/* Draw a scatter plot chart */
$myScatter->drawScatterPlotChart();
/*Draw Baseline chart*/
$myData->setSerieDrawable (array("pSurgeon", "Surgeons", "preSurgeons", "reSurgeons"), FALSE);
$myData->setSerieDrawable (array("baseline", "Ualert", "Lalert"), TRUE);
/* plot lines */
$myPicture->drawLineChart(array("DisplayValues"=>FALSE,"DisplayColor"=>DISPLAY_AUTO));
/* Write the 0 line */
$myPicture->drawThreshold(0,array("WriteCaption"=>TRUE));
/* Add a border to the picture */
$myPicture->drawRectangle(0,0,846,303,array("R"=>204,"G"=>204,"B"=>204));
$myData->setSerieDrawable (array("reSurgeons"), FALSE);
/* Set serie settings */
$myData->setSerieDescription("baseline","Average Baseline");
$myData->setSerieDescription("Ualert","Upper Alert Line");
$myData->setSerieDescription("Lalert","Lower Alert Line");
$myData->setSerieDescription("Ualarm","Upper Alarm Line");
$myData->setSerieDescription("Lalarm","Lower Alert Line");
$myPicture->drawLegend(540,266,array("Mode"=>LEGEND_VERTICAL ,"Style"=>LEGEND_NOBORDER, "Family"=>LEGEND_FAMILY_LINE));
/* Render the picture (choose the best way) */
$imagename = str_replace(' ', '-', $surgeonname);
$myPicture->render(drupal_get_path('module', 'cg_graphs')."/pChart/examples/pictures/".$imagename."-".$gsettings['name'].".png");
}
