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authorgsmselftest2011-11-16 18:06:02 +0100
committergsmselftest2011-11-16 18:06:02 +0100
commit8a7755d6f96e599fe75ac8e5e1c6994138f4b99e (patch)
tree9b320feb695cfbadd605808b2db5795e240e9399 /Under-Testing/Website/class/pSurface.class.php
parent delete dummy comment (diff)
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under Testing folder
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+<?php
+ /*
+ pSurface - class to draw surface charts
+
+ Version : 2.1.2
+ Made by : Jean-Damien POGOLOTTI
+ Last Update : 03/08/11
+
+ This file can be distributed under the license you can find at :
+
+ http://www.pchart.net/license
+
+ You can find the whole class documentation on the pChart web site.
+ */
+
+ define("UNKNOWN" , 0.123456789);
+ define("IGNORED" , -1);
+
+ define("LABEL_POSITION_LEFT" , 880001);
+ define("LABEL_POSITION_RIGHT" , 880002);
+ define("LABEL_POSITION_TOP" , 880003);
+ define("LABEL_POSITION_BOTTOM" , 880004);
+
+ /* pStock class definition */
+ class pSurface
+ {
+ var $pChartObject;
+ var $GridSizeX;
+ var $GridSizeY;
+ var $Points;
+
+ /* Class creator */
+ function pSurface($pChartObject)
+ {
+ $this->pChartObject = $pChartObject;
+ $this->GridSize = 10;
+ $this->Points = "";
+ }
+
+ /* Define the grid size and initialise the 2D matrix */
+ function setGrid($XSize=10,$YSize=10)
+ {
+ for($X=0; $X<=$XSize; $X++) { for($Y=0; $Y<=$YSize; $Y++) { $this->Points[$X][$Y]=UNKNOWN; } }
+
+ $this->GridSizeX = $XSize;
+ $this->GridSizeY = $YSize;
+ }
+
+ /* Add a point on the grid */
+ function addPoint($X,$Y,$Value,$Force=TRUE)
+ {
+ if ( $X < 0 || $X >$this->GridSizeX ) { return(0); }
+ if ( $Y < 0 || $Y >$this->GridSizeY ) { return(0); }
+
+ if ( $this->Points[$X][$Y] == UNKNOWN || $Force )
+ $this->Points[$X][$Y] = $Value;
+ elseif ( $this->Points[$X][$Y] == UNKNOWN )
+ $this->Points[$X][$Y] = $Value;
+ else
+ $this->Points[$X][$Y] = ($this->Points[$X][$Y] + $Value)/2;
+ }
+
+ /* Write the X labels */
+ function writeXLabels($Format="")
+ {
+ $R = isset($Format["R"]) ? $Format["R"] : $this->pChartObject->FontColorR;
+ $G = isset($Format["G"]) ? $Format["G"] : $this->pChartObject->FontColorG;
+ $B = isset($Format["B"]) ? $Format["B"] : $this->pChartObject->FontColorB;
+ $Alpha = isset($Format["Alpha"]) ? $Format["Alpha"] : $this->pChartObject->FontColorA;
+ $Angle = isset($Format["Angle"]) ? $Format["Angle"] : 0;
+ $Padding = isset($Format["Padding"]) ? $Format["Padding"] : 5;
+ $Position = isset($Format["Position"]) ? $Format["Position"] : LABEL_POSITION_TOP;
+ $Labels = isset($Format["Labels"]) ? $Format["Labels"] : NULL;
+ $CountOffset = isset($Format["CountOffset"]) ? $Format["CountOffset"] : 0;
+
+ if ( $Labels != NULL && !is_array($Labels) ) { $Label = $Labels; $Labels = ""; $Labels[] = $Label; }
+
+ $X0 = $this->pChartObject->GraphAreaX1;
+ $XSize = ($this->pChartObject->GraphAreaX2 - $this->pChartObject->GraphAreaX1) / ($this->GridSizeX+1);
+
+ $Settings = array("Angle"=>$Angle,"R"=>$R,"G"=>$G,"B"=>$B,"Alpha"=>$Alpha);
+ if ( $Position == LABEL_POSITION_TOP )
+ {
+ $YPos = $this->pChartObject->GraphAreaY1 - $Padding;
+ if ($Angle == 0 ) { $Settings["Align"] = TEXT_ALIGN_BOTTOMMIDDLE; }
+ if ($Angle != 0 ) { $Settings["Align"] = TEXT_ALIGN_MIDDLELEFT; }
+ }
+ elseif ( $Position == LABEL_POSITION_BOTTOM )
+ {
+ $YPos = $this->pChartObject->GraphAreaY2 + $Padding;
+ if ($Angle == 0 ) { $Settings["Align"] = TEXT_ALIGN_TOPMIDDLE; }
+ if ($Angle != 0 ) { $Settings["Align"] = TEXT_ALIGN_MIDDLERIGHT; }
+ }
+ else
+ return(-1);
+
+ for($X=0;$X<=$this->GridSizeX;$X++)
+ {
+ $XPos = floor($X0+$X*$XSize + $XSize/2);
+
+ if( $Labels == NULL || !isset($Labels[$X]) )
+ $Value = $X+$CountOffset;
+ else
+ $Value = $Labels[$X];
+
+ $this->pChartObject->drawText($XPos,$YPos,$Value,$Settings);
+ }
+ }
+
+ /* Write the Y labels */
+ function writeYLabels($Format="")
+ {
+ $R = isset($Format["R"]) ? $Format["R"] : $this->pChartObject->FontColorR;
+ $G = isset($Format["G"]) ? $Format["G"] : $this->pChartObject->FontColorG;
+ $B = isset($Format["B"]) ? $Format["B"] : $this->pChartObject->FontColorB;
+ $Alpha = isset($Format["Alpha"]) ? $Format["Alpha"] : $this->pChartObject->FontColorA;
+ $Angle = isset($Format["Angle"]) ? $Format["Angle"] : 0;
+ $Padding = isset($Format["Padding"]) ? $Format["Padding"] : 5;
+ $Position = isset($Format["Position"]) ? $Format["Position"] : LABEL_POSITION_LEFT;
+ $Labels = isset($Format["Labels"]) ? $Format["Labels"] : NULL;
+ $CountOffset = isset($Format["CountOffset"]) ? $Format["CountOffset"] : 0;
+
+ if ( $Labels != NULL && !is_array($Labels) ) { $Label = $Labels; $Labels = ""; $Labels[] = $Label; }
+
+ $Y0 = $this->pChartObject->GraphAreaY1;
+ $YSize = ($this->pChartObject->GraphAreaY2 - $this->pChartObject->GraphAreaY1) / ($this->GridSizeY+1);
+
+ $Settings = array("Angle"=>$Angle,"R"=>$R,"G"=>$G,"B"=>$B,"Alpha"=>$Alpha);
+ if ( $Position == LABEL_POSITION_LEFT )
+ { $XPos = $this->pChartObject->GraphAreaX1 - $Padding; $Settings["Align"] = TEXT_ALIGN_MIDDLERIGHT; }
+ elseif ( $Position == LABEL_POSITION_RIGHT )
+ { $XPos = $this->pChartObject->GraphAreaX2 + $Padding; $Settings["Align"] = TEXT_ALIGN_MIDDLELEFT; }
+ else
+ return(-1);
+
+ for($Y=0;$Y<=$this->GridSizeY;$Y++)
+ {
+ $YPos = floor($Y0+$Y*$YSize + $YSize/2);
+
+ if( $Labels == NULL || !isset($Labels[$Y]) )
+ $Value = $Y+$CountOffset;
+ else
+ $Value = $Labels[$Y];
+
+ $this->pChartObject->drawText($XPos,$YPos,$Value,$Settings);
+ }
+ }
+
+ /* Draw the area arround the specified Threshold */
+ function drawContour($Threshold,$Format="")
+ {
+ $R = isset($Format["R"]) ? $Format["R"] : 0;
+ $G = isset($Format["G"]) ? $Format["G"] : 0;
+ $B = isset($Format["B"]) ? $Format["B"] : 0;
+ $Alpha = isset($Format["Alpha"]) ? $Format["Alpha"] : 100;
+ $Ticks = isset($Format["Ticks"]) ? $Format["Ticks"] : 3;
+ $Padding = isset($Format["Padding"]) ? $Format["Padding"] : 0;
+
+ $X0 = $this->pChartObject->GraphAreaX1;
+ $Y0 = $this->pChartObject->GraphAreaY1;
+ $XSize = ($this->pChartObject->GraphAreaX2 - $this->pChartObject->GraphAreaX1) / ($this->GridSizeX+1);
+ $YSize = ($this->pChartObject->GraphAreaY2 - $this->pChartObject->GraphAreaY1) / ($this->GridSizeY+1);
+
+ $Color = array("R"=>$R,"G"=>$G,"B"=>$B,"Alpha"=>$Alpha,"Ticks"=>$Ticks);
+
+ for($X=0;$X<=$this->GridSizeX;$X++)
+ {
+ for($Y=0;$Y<=$this->GridSizeY;$Y++)
+ {
+ $Value = $this->Points[$X][$Y];
+
+ if ( $Value != UNKNOWN && $Value != IGNORED && $Value >= $Threshold)
+ {
+ $X1 = floor($X0+$X*$XSize)+$Padding;
+ $Y1 = floor($Y0+$Y*$YSize)+$Padding;
+ $X2 = floor($X0+$X*$XSize+$XSize);
+ $Y2 = floor($Y0+$Y*$YSize+$YSize);
+
+ if ( $X > 0 && $this->Points[$X-1][$Y] != UNKNOWN && $this->Points[$X-1][$Y] != IGNORED && $this->Points[$X-1][$Y] < $Threshold)
+ $this->pChartObject->drawLine($X1,$Y1,$X1,$Y2,$Color);
+ if ( $Y > 0 && $this->Points[$X][$Y-1] != UNKNOWN && $this->Points[$X][$Y-1] != IGNORED && $this->Points[$X][$Y-1] < $Threshold)
+ $this->pChartObject->drawLine($X1,$Y1,$X2,$Y1,$Color);
+ if ( $X < $this->GridSizeX && $this->Points[$X+1][$Y] != UNKNOWN && $this->Points[$X+1][$Y] != IGNORED && $this->Points[$X+1][$Y] < $Threshold)
+ $this->pChartObject->drawLine($X2,$Y1,$X2,$Y2,$Color);
+ if ( $Y < $this->GridSizeY && $this->Points[$X][$Y+1] != UNKNOWN && $this->Points[$X][$Y+1] != IGNORED && $this->Points[$X][$Y+1] < $Threshold)
+ $this->pChartObject->drawLine($X1,$Y2,$X2,$Y2,$Color);
+ }
+ }
+ }
+ }
+
+ /* Draw the surface chart */
+ function drawSurface($Format="")
+ {
+ $Palette = isset($Format["Palette"]) ? $Format["Palette"] : NULL;
+ $ShadeR1 = isset($Format["ShadeR1"]) ? $Format["ShadeR1"] : 77;
+ $ShadeG1 = isset($Format["ShadeG1"]) ? $Format["ShadeG1"] : 205;
+ $ShadeB1 = isset($Format["ShadeB1"]) ? $Format["ShadeB1"] : 21;
+ $ShadeA1 = isset($Format["ShadeA1"]) ? $Format["ShadeA1"] : 40;
+ $ShadeR2 = isset($Format["ShadeR2"]) ? $Format["ShadeR2"] : 227;
+ $ShadeG2 = isset($Format["ShadeG2"]) ? $Format["ShadeG2"] : 135;
+ $ShadeB2 = isset($Format["ShadeB2"]) ? $Format["ShadeB2"] : 61;
+ $ShadeA2 = isset($Format["ShadeA2"]) ? $Format["ShadeA2"] : 100;
+ $Border = isset($Format["Border"]) ? $Format["Border"] : FALSE;
+ $BorderR = isset($Format["BorderR"]) ? $Format["BorderR"] : 0;
+ $BorderG = isset($Format["BorderG"]) ? $Format["BorderG"] : 0;
+ $BorderB = isset($Format["BorderB"]) ? $Format["BorderB"] : 0;
+ $Surrounding = isset($Format["Surrounding"]) ? $Format["Surrounding"] : -1;
+ $Padding = isset($Format["Padding"]) ? $Format["Padding"] : 1;
+
+ $X0 = $this->pChartObject->GraphAreaX1;
+ $Y0 = $this->pChartObject->GraphAreaY1;
+ $XSize = ($this->pChartObject->GraphAreaX2 - $this->pChartObject->GraphAreaX1) / ($this->GridSizeX+1);
+ $YSize = ($this->pChartObject->GraphAreaY2 - $this->pChartObject->GraphAreaY1) / ($this->GridSizeY+1);
+
+ for($X=0;$X<=$this->GridSizeX;$X++)
+ {
+ for($Y=0;$Y<=$this->GridSizeY;$Y++)
+ {
+ $Value = $this->Points[$X][$Y];
+
+ if ( $Value != UNKNOWN && $Value != IGNORED )
+ {
+ $X1 = floor($X0+$X*$XSize)+$Padding;
+ $Y1 = floor($Y0+$Y*$YSize)+$Padding;
+ $X2 = floor($X0+$X*$XSize+$XSize);
+ $Y2 = floor($Y0+$Y*$YSize+$YSize);
+
+ if ( $Palette != NULL )
+ {
+ if ( isset($Palette[$Value]) && isset($Palette[$Value]["R"]) ) { $R = $Palette[$Value]["R"]; } else { $R = 0; }
+ if ( isset($Palette[$Value]) && isset($Palette[$Value]["G"]) ) { $G = $Palette[$Value]["G"]; } else { $G = 0; }
+ if ( isset($Palette[$Value]) && isset($Palette[$Value]["B"]) ) { $B = $Palette[$Value]["B"]; } else { $B = 0; }
+ if ( isset($Palette[$Value]) && isset($Palette[$Value]["Alpha"]) ) { $Alpha = $Palette[$Value]["Alpha"]; } else { $Alpha = 1000; }
+ }
+ else
+ {
+ $R = (($ShadeR2-$ShadeR1)/100)*$Value + $ShadeR1;
+ $G = (($ShadeG2-$ShadeG1)/100)*$Value + $ShadeG1;
+ $B = (($ShadeB2-$ShadeB1)/100)*$Value + $ShadeB1;
+ $Alpha = (($ShadeA2-$ShadeA1)/100)*$Value + $ShadeA1;
+ }
+
+ $Settings = array("R"=>$R,"G"=>$G,"B"=>$B,"Alpha"=>$Alpha);
+ if ( $Border ) { $Settings["BorderR"] = $BorderR; $Settings["BorderG"] = $BorderG; $Settings["BorderB"] = $BorderB; }
+ if ( $Surrounding != -1 ) { $Settings["BorderR"] = $R+$Surrounding; $Settings["BorderG"] = $G+$Surrounding; $Settings["BorderB"] = $B+$Surrounding; }
+
+ $this->pChartObject->drawFilledRectangle($X1,$Y1,$X2-1,$Y2-1,$Settings);
+ }
+ }
+ }
+ }
+
+ /* Compute the missing points */
+ function computeMissing()
+ {
+ $Missing = "";
+ for($X=0;$X<=$this->GridSizeX;$X++)
+ {
+ for($Y=0;$Y<=$this->GridSizeY;$Y++)
+ {
+ if ( $this->Points[$X][$Y] == UNKNOWN )
+ $Missing[] = $X.",".$Y;
+ }
+ }
+ shuffle($Missing);
+
+ foreach($Missing as $Key => $Pos)
+ {
+ $Pos = preg_split("/,/",$Pos);
+ $X = $Pos[0];
+ $Y = $Pos[1];
+
+ if ( $this->Points[$X][$Y] == UNKNOWN )
+ {
+ $NearestNeighbor = $this->getNearestNeighbor($X,$Y);
+
+ $Value = 0; $Points = 0;
+ for($Xi=$X-$NearestNeighbor;$Xi<=$X+$NearestNeighbor;$Xi++)
+ {
+ for($Yi=$Y-$NearestNeighbor;$Yi<=$Y+$NearestNeighbor;$Yi++)
+ {
+ if ($Xi >=0 && $Yi >= 0 && $Xi <= $this->GridSizeX && $Yi <= $this->GridSizeY && $this->Points[$Xi][$Yi] != UNKNOWN && $this->Points[$Xi][$Yi] != IGNORED)
+ {
+ $Value = $Value + $this->Points[$Xi][$Yi]; $Points++;
+ }
+ }
+ }
+
+ if ( $Points != 0 ) { $this->Points[$X][$Y] = $Value / $Points; }
+ }
+ }
+ }
+
+ /* Return the nearest Neighbor distance of a point */
+ function getNearestNeighbor($Xp,$Yp)
+ {
+ $Nearest = UNKNOWN;
+ for($X=0;$X<=$this->GridSizeX;$X++)
+ {
+ for($Y=0;$Y<=$this->GridSizeY;$Y++)
+ {
+ if ( $this->Points[$X][$Y] != UNKNOWN && $this->Points[$X][$Y] != IGNORED )
+ {
+ $DistanceX = max($Xp,$X)-min($Xp,$X);
+ $DistanceY = max($Yp,$Y)-min($Yp,$Y);
+ $Distance = max($DistanceX,$DistanceY);
+ if ( $Distance < $Nearest || $Nearest == UNKNOWN ) { $Nearest = $Distance; }
+ }
+ }
+ }
+ return($Nearest);
+ }
+ }
+?> \ No newline at end of file