241 lines
11 KiB
PHP
241 lines
11 KiB
PHP
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<?php
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/*
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pIndicator - class to draw indicators
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Version : 2.1.4
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Made by : Jean-Damien POGOLOTTI
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Last Update : 19/01/2014
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This file can be distributed under the license you can find at :
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http://www.pchart.net/license
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You can find the whole class documentation on the pChart web site.
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*/
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define("INDICATOR_CAPTION_DEFAULT" , 700001);
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define("INDICATOR_CAPTION_EXTENDED" , 700002);
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define("INDICATOR_CAPTION_INSIDE" , 700011);
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define("INDICATOR_CAPTION_BOTTOM" , 700012);
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define("INDICATOR_VALUE_BUBBLE" , 700021);
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define("INDICATOR_VALUE_LABEL" , 700022);
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/* pIndicator class definition */
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class pIndicator
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{
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var $pChartObject;
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/* Class creator */
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function pIndicator($pChartObject)
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{
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$this->pChartObject = $pChartObject;
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}
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/* Draw an indicator */
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function draw($X,$Y,$Width,$Height,$Format="")
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{
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$Values = isset($Format["Values"]) ? $Format["Values"] : VOID;
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$IndicatorSections = isset($Format["IndicatorSections"]) ? $Format["IndicatorSections"] : NULL;
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$ValueDisplay = isset($Format["ValueDisplay"]) ? $Format["ValueDisplay"] : INDICATOR_VALUE_BUBBLE;
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$SectionsMargin = isset($Format["SectionsMargin"]) ? $Format["SectionsMargin"] : 4;
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$DrawLeftHead = isset($Format["DrawLeftHead"]) ? $Format["DrawLeftHead"] : TRUE;
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$DrawRightHead = isset($Format["DrawRightHead"]) ? $Format["DrawRightHead"] : TRUE;
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$HeadSize = isset($Format["HeadSize"]) ? $Format["HeadSize"] : floor($Height/4);
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$TextPadding = isset($Format["TextPadding"]) ? $Format["TextPadding"] : 4;
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$CaptionLayout = isset($Format["CaptionLayout"]) ? $Format["CaptionLayout"] : INDICATOR_CAPTION_EXTENDED;
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$CaptionPosition = isset($Format["CaptionPosition"]) ? $Format["CaptionPosition"] : INDICATOR_CAPTION_INSIDE;
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$CaptionColorFactor = isset($Format["CaptionColorFactor"]) ? $Format["CaptionColorFactor"] : NULL;
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$CaptionR = isset($Format["CaptionR"]) ? $Format["CaptionR"] : 255;
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$CaptionG = isset($Format["CaptionG"]) ? $Format["CaptionG"] : 255;
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$CaptionB = isset($Format["CaptionB"]) ? $Format["CaptionB"] : 255;
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$CaptionAlpha = isset($Format["CaptionAlpha"]) ? $Format["CaptionAlpha"] : 100;
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$SubCaptionColorFactor = isset($Format["SubCaptionColorFactor"]) ? $Format["SubCaptionColorFactor"] : NULL;
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$SubCaptionR = isset($Format["SubCaptionR"]) ? $Format["SubCaptionR"] : 50;
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$SubCaptionG = isset($Format["SubCaptionG"]) ? $Format["SubCaptionG"] : 50;
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$SubCaptionB = isset($Format["SubCaptionB"]) ? $Format["SubCaptionB"] : 50;
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$SubCaptionAlpha = isset($Format["SubCaptionAlpha"]) ? $Format["SubCaptionAlpha"] : 100;
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$ValueFontName = isset($Format["ValueFontName"]) ? $Format["ValueFontName"] : $this->pChartObject->FontName;
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$ValueFontSize = isset($Format["ValueFontSize"]) ? $Format["ValueFontSize"] : $this->pChartObject->FontSize;
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$CaptionFontName = isset($Format["CaptionFontName"]) ? $Format["CaptionFontName"] : $this->pChartObject->FontName;
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$CaptionFontSize = isset($Format["CaptionFontSize"]) ? $Format["CaptionFontSize"] : $this->pChartObject->FontSize;
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$Unit = isset($Format["Unit"]) ? $Format["Unit"] : "";
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/* Convert the Values to display to an array if needed */
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if ( !is_array($Values) ) { $Value = $Values; $Values = ""; $Values[] = $Value; }
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/* No section, let's die */
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if ( $IndicatorSections == NULL ) { return(0); }
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/* Determine indicator visual configuration */
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$OverallMin = $IndicatorSections[0]["End"]; $OverallMax = $IndicatorSections[0]["Start"];
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foreach ($IndicatorSections as $Key => $Settings)
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{
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if ( $Settings["End"] > $OverallMax ) { $OverallMax = $Settings["End"]; }
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if ( $Settings["Start"] < $OverallMin ) { $OverallMin = $Settings["Start"]; }
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}
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$RealWidth = $Width - (count($IndicatorSections)-1)*$SectionsMargin;
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$XScale = $RealWidth / ($OverallMax-$OverallMin);
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$X1 = $X; $ValuesPos = "";
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foreach ($IndicatorSections as $Key => $Settings)
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{
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$Color = array("R"=>$Settings["R"],"G"=>$Settings["G"],"B"=>$Settings["B"]);
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$Caption = $Settings["Caption"];
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$SubCaption = $Settings["Start"]." - ".$Settings["End"];
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$X2 = $X1 + ($Settings["End"] - $Settings["Start"]) * $XScale;
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if ( $Key == 0 && $DrawLeftHead )
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{
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$Poly = ""; $Poly[] = $X1-1; $Poly[] = $Y; $Poly[] = $X1-1; $Poly[] = $Y+$Height; $Poly[] = $X1-1-$HeadSize; $Poly[] = $Y+($Height/2);
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$this->pChartObject->drawPolygon($Poly,$Color);
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$this->pChartObject->drawLine($X1-2,$Y,$X1-2-$HeadSize,$Y+($Height/2),$Color);
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$this->pChartObject->drawLine($X1-2,$Y+$Height,$X1-2-$HeadSize,$Y+($Height/2),$Color);
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}
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/* Determine the position of the breaks */
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$Break = "";
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foreach($Values as $iKey => $Value)
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{
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if ( $Value >= $Settings["Start"] && $Value <= $Settings["End"] )
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{
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$XBreak = $X1 + ($Value - $Settings["Start"]) * $XScale;
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$ValuesPos[$Value] = $XBreak;
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$Break[] = floor($XBreak);
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}
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}
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if ( $ValueDisplay == INDICATOR_VALUE_LABEL )
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{
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if ( $Break == "" )
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$this->pChartObject->drawFilledRectangle($X1,$Y,$X2,$Y+$Height,$Color);
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else
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{
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sort($Break);
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$Poly = ""; $Poly[] = $X1; $Poly[] = $Y; $LastPointWritten = FALSE;
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foreach($Break as $iKey => $Value)
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{
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if ( $Value-5 >= $X1 )
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{ $Poly[] = $Value-5; $Poly[] = $Y; }
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elseif ($X1 - ($Value-5) > 0 )
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{
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$Offset = $X1 - ($Value-5);
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$Poly = ""; $Poly[] = $X1; $Poly[] = $Y + $Offset;
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}
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$Poly[] = $Value; $Poly[] = $Y+5;
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if ( $Value+5 <= $X2 )
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{ $Poly[] = $Value+5; $Poly[] = $Y; }
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elseif (($Value+5) > $X2 )
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{
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$Offset = ($Value+5) - $X2;
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$Poly[] = $X2; $Poly[] = $Y + $Offset;
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$LastPointWritten = TRUE;
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}
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}
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if ( !$LastPointWritten ) { $Poly[] = $X2; $Poly[] = $Y; }
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$Poly[] = $X2; $Poly[] = $Y+$Height;
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$Poly[] = $X1; $Poly[] = $Y+$Height;
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$this->pChartObject->drawPolygon($Poly,$Color);
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}
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}
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else
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$this->pChartObject->drawFilledRectangle($X1,$Y,$X2,$Y+$Height,$Color);
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if ( $Key == count($IndicatorSections)-1 && $DrawRightHead )
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{
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$Poly = ""; $Poly[] = $X2+1; $Poly[] = $Y; $Poly[] = $X2+1; $Poly[] = $Y+$Height; $Poly[] = $X2+1+$HeadSize; $Poly[] = $Y+($Height/2);
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$this->pChartObject->drawPolygon($Poly,$Color);
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$this->pChartObject->drawLine($X2+1,$Y,$X2+1+$HeadSize,$Y+($Height/2),$Color);
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$this->pChartObject->drawLine($X2+1,$Y+$Height,$X2+1+$HeadSize,$Y+($Height/2),$Color);
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}
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if ( $CaptionPosition == INDICATOR_CAPTION_INSIDE )
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{
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$TxtPos = $this->pChartObject->getTextBox($X1,$Y+$Height+$TextPadding,$CaptionFontName,$CaptionFontSize,0,$Caption);
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$YOffset = ($TxtPos[0]["Y"] - $TxtPos[2]["Y"]) + $TextPadding;
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if ( $CaptionLayout == INDICATOR_CAPTION_EXTENDED )
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{
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$TxtPos = $this->pChartObject->getTextBox($X1,$Y+$Height+$TextPadding,$CaptionFontName,$CaptionFontSize,0,$SubCaption);
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$YOffset = $YOffset + ($TxtPos[0]["Y"] - $TxtPos[2]["Y"]) + $TextPadding*2;
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}
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$XOffset = $TextPadding;
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}
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else
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{ $YOffset = 0; $XOffset = 0; }
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if ( $CaptionColorFactor == NULL )
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{ $CaptionColor = array("Align"=>TEXT_ALIGN_TOPLEFT,"FontName"=>$CaptionFontName,"FontSize"=>$CaptionFontSize,"R"=>$CaptionR,"G"=>$CaptionG,"B"=>$CaptionB,"Alpha"=>$CaptionAlpha); }
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else
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{ $CaptionColor = array("Align"=>TEXT_ALIGN_TOPLEFT,"FontName"=>$CaptionFontName,"FontSize"=>$CaptionFontSize,"R"=>$Settings["R"]+$CaptionColorFactor,"G"=>$Settings["G"]+$CaptionColorFactor,"B"=>$Settings["B"]+$CaptionColorFactor); }
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if ( $SubCaptionColorFactor == NULL )
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$SubCaptionColor = array("Align"=>TEXT_ALIGN_TOPLEFT,"FontName"=>$CaptionFontName,"FontSize"=>$CaptionFontSize,"R"=>$SubCaptionR,"G"=>$SubCaptionG,"B"=>$SubCaptionB,"Alpha"=>$SubCaptionAlpha);
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else
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$SubCaptionColor = array("Align"=>TEXT_ALIGN_TOPLEFT,"FontName"=>$CaptionFontName,"FontSize"=>$CaptionFontSize,"R"=>$Settings["R"]+$SubCaptionColorFactor,"G"=>$Settings["G"]+$SubCaptionColorFactor,"B"=>$Settings["B"]+$SubCaptionColorFactor);
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$RestoreShadow = $this->pChartObject->Shadow;
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$this->pChartObject->Shadow = FALSE;
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if ( $CaptionLayout == INDICATOR_CAPTION_DEFAULT )
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$this->pChartObject->drawText($X1,$Y+$Height+$TextPadding,$Caption,$CaptionColor);
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elseif ( $CaptionLayout == INDICATOR_CAPTION_EXTENDED )
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{
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$TxtPos = $this->pChartObject->getTextBox($X1,$Y+$Height+$TextPadding,$CaptionFontName,$CaptionFontSize,0,$Caption);
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$CaptionHeight = $TxtPos[0]["Y"] - $TxtPos[2]["Y"];
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$this->pChartObject->drawText($X1+$XOffset,$Y+$Height-$YOffset+$TextPadding,$Caption,$CaptionColor);
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$this->pChartObject->drawText($X1+$XOffset,$Y+$Height-$YOffset+$CaptionHeight+$TextPadding*2,$SubCaption,$SubCaptionColor);
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}
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$this->pChartObject->Shadow = $RestoreShadow;
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$X1 = $X2 + $SectionsMargin;
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}
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$RestoreShadow = $this->pChartObject->Shadow;
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$this->pChartObject->Shadow = FALSE;
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foreach($Values as $Key => $Value)
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{
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if ( $Value >= $OverallMin && $Value <= $OverallMax )
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{
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foreach ($IndicatorSections as $Key => $Settings)
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{
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if ( $Value >= $Settings["Start"] && $Value <= $Settings["End"] )
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{
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$X1 = $ValuesPos[$Value]; //$X + $Key*$SectionsMargin + ($Value - $OverallMin) * $XScale;
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if ( $ValueDisplay == INDICATOR_VALUE_BUBBLE )
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{
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$TxtPos = $this->pChartObject->getTextBox($X1,$Y,$ValueFontName,$ValueFontSize,0,$Value.$Unit);
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$Radius = floor(($TxtPos[1]["X"] - $TxtPos[0]["X"] + $TextPadding*4)/2);
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$this->pChartObject->drawFilledCircle($X1,$Y,$Radius+4,array("R"=>$Settings["R"]+20,"G"=>$Settings["G"]+20,"B"=>$Settings["B"]+20));
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$this->pChartObject->drawFilledCircle($X1,$Y,$Radius,array("R"=>255,"G"=>255,"B"=>255));
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$TextSettings = array("Align"=>TEXT_ALIGN_MIDDLEMIDDLE,"FontName"=>$ValueFontName,"FontSize"=>$ValueFontSize);
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$this->pChartObject->drawText($X1-1,$Y-1,$Value.$Unit,$TextSettings);
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}
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elseif( $ValueDisplay == INDICATOR_VALUE_LABEL )
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{
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$Caption = "";
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$Caption[] = array("Format"=>array("R"=>$Settings["R"],"G"=>$Settings["G"],"B"=>$Settings["B"],"Alpha"=>100),"Caption"=>$Value.$Unit);
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$this->pChartObject->drawLabelBox(floor($X1),floor($Y)+2,"Value - ".$Settings["Caption"],$Caption);
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}
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}
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$X1 = $X2 + $SectionsMargin;
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}
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}
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}
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$this->pChartObject->Shadow = $RestoreShadow;
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}
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}
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?>
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