%PDF-
%PDF-
Mini Shell
Mini Shell
<?php
namespace CpChart\Chart;
use CpChart\Image;
/**
* Indicator - class to draw indicators
*
* Version : 2.1.4
* Made by : Jean-Damien POGOLOTTI
* Last Update : 19/01/2014
*
* 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.
*/
class Indicator
{
/**
* @var Image
*/
public $pChartObject;
/**
* @param Image $pChartObject
*/
public function __construct(Image $pChartObject)
{
$this->pChartObject = $pChartObject;
}
/**
* Draw an indicator
*
* @param int $X
* @param int $Y
* @param int $Width
* @param int $Height
* @param array $Format
* @return null|int
*/
public function draw($X, $Y, $Width, $Height, array $Format = [])
{
$Values = isset($Format["Values"]) ? $Format["Values"] : VOID;
$IndicatorSections = isset($Format["IndicatorSections"]) ? $Format["IndicatorSections"] : null;
$ValueDisplay = isset($Format["ValueDisplay"]) ? $Format["ValueDisplay"] : INDICATOR_VALUE_BUBBLE;
$SectionsMargin = isset($Format["SectionsMargin"]) ? $Format["SectionsMargin"] : 4;
$DrawLeftHead = isset($Format["DrawLeftHead"]) ? $Format["DrawLeftHead"] : true;
$DrawRightHead = isset($Format["DrawRightHead"]) ? $Format["DrawRightHead"] : true;
$HeadSize = isset($Format["HeadSize"]) ? $Format["HeadSize"] : floor($Height / 4);
$TextPadding = isset($Format["TextPadding"]) ? $Format["TextPadding"] : 4;
$CaptionLayout = isset($Format["CaptionLayout"]) ? $Format["CaptionLayout"] : INDICATOR_CAPTION_EXTENDED;
$CaptionPosition = isset($Format["CaptionPosition"]) ? $Format["CaptionPosition"] : INDICATOR_CAPTION_INSIDE;
$CaptionColorFactor = isset($Format["CaptionColorFactor"]) ? $Format["CaptionColorFactor"] : null;
$CaptionR = isset($Format["CaptionR"]) ? $Format["CaptionR"] : 255;
$CaptionG = isset($Format["CaptionG"]) ? $Format["CaptionG"] : 255;
$CaptionB = isset($Format["CaptionB"]) ? $Format["CaptionB"] : 255;
$CaptionAlpha = isset($Format["CaptionAlpha"]) ? $Format["CaptionAlpha"] : 100;
$SubCaptionColorFactor = isset($Format["SubCaptionColorFactor"]) ? $Format["SubCaptionColorFactor"] : null;
$SubCaptionR = isset($Format["SubCaptionR"]) ? $Format["SubCaptionR"] : 50;
$SubCaptionG = isset($Format["SubCaptionG"]) ? $Format["SubCaptionG"] : 50;
$SubCaptionB = isset($Format["SubCaptionB"]) ? $Format["SubCaptionB"] : 50;
$SubCaptionAlpha = isset($Format["SubCaptionAlpha"]) ? $Format["SubCaptionAlpha"] : 100;
$ValueFontName = isset($Format["ValueFontName"]) ? $Format["ValueFontName"] : $this->pChartObject->FontName;
$ValueFontSize = isset($Format["ValueFontSize"]) ? $Format["ValueFontSize"] : $this->pChartObject->FontSize;
$CaptionFontName = isset($Format["CaptionFontName"])
? $Format["CaptionFontName"] : $this->pChartObject->FontName
;
$CaptionFontSize = isset($Format["CaptionFontSize"])
? $Format["CaptionFontSize"] : $this->pChartObject->FontSize
;
$Unit = isset($Format["Unit"]) ? $Format["Unit"] : "";
/* Convert the Values to display to an array if needed */
if (!is_array($Values)) {
$Values = [$Values];
}
/* No section, let's die */
if ($IndicatorSections == null) {
return 0;
}
/* Determine indicator visual configuration */
$OverallMin = $IndicatorSections[0]["End"];
$OverallMax = $IndicatorSections[0]["Start"];
foreach ($IndicatorSections as $Key => $Settings) {
if ($Settings["End"] > $OverallMax) {
$OverallMax = $Settings["End"];
}
if ($Settings["Start"] < $OverallMin) {
$OverallMin = $Settings["Start"];
}
}
$RealWidth = $Width - (count($IndicatorSections) - 1) * $SectionsMargin;
$XScale = $RealWidth / ($OverallMax - $OverallMin);
$X1 = $X;
$ValuesPos = [];
foreach ($IndicatorSections as $Key => $Settings) {
$Color = ["R" => $Settings["R"], "G" => $Settings["G"], "B" => $Settings["B"]];
$Caption = $Settings["Caption"];
$SubCaption = $Settings["Start"] . " - " . $Settings["End"];
$X2 = $X1 + ($Settings["End"] - $Settings["Start"]) * $XScale;
if ($Key == 0 && $DrawLeftHead) {
$Poly = [];
$Poly[] = $X1 - 1;
$Poly[] = $Y;
$Poly[] = $X1 - 1;
$Poly[] = $Y + $Height;
$Poly[] = $X1 - 1 - $HeadSize;
$Poly[] = $Y + ($Height / 2);
$this->pChartObject->drawPolygon($Poly, $Color);
$this->pChartObject->drawLine($X1 - 2, $Y, $X1 - 2 - $HeadSize, $Y + ($Height / 2), $Color);
$this->pChartObject->drawLine(
$X1 - 2,
$Y + $Height,
$X1 - 2 - $HeadSize,
$Y + ($Height / 2),
$Color
);
}
/* Determine the position of the breaks */
$Break = [];
foreach ($Values as $iKey => $Value) {
if ($Value >= $Settings["Start"] && $Value <= $Settings["End"]) {
$XBreak = $X1 + ($Value - $Settings["Start"]) * $XScale;
$ValuesPos[$Value] = $XBreak;
$Break[] = floor($XBreak);
}
}
if ($ValueDisplay == INDICATOR_VALUE_LABEL) {
if (!count($Break)) {
$this->pChartObject->drawFilledRectangle($X1, $Y, $X2, $Y + $Height, $Color);
} else {
sort($Break);
$Poly = [];
$Poly[] = $X1;
$Poly[] = $Y;
$LastPointWritten = false;
foreach ($Break as $iKey => $Value) {
if ($Value - 5 >= $X1) {
$Poly[] = $Value - 5;
$Poly[] = $Y;
} elseif ($X1 - ($Value - 5) > 0) {
$Offset = $X1 - ($Value - 5);
$Poly = [$X1, $Y + $Offset];
}
$Poly[] = $Value;
$Poly[] = $Y + 5;
if ($Value + 5 <= $X2) {
$Poly[] = $Value + 5;
$Poly[] = $Y;
} elseif (($Value + 5) > $X2) {
$Offset = ($Value + 5) - $X2;
$Poly[] = $X2;
$Poly[] = $Y + $Offset;
$LastPointWritten = true;
}
}
if (!$LastPointWritten) {
$Poly[] = $X2;
$Poly[] = $Y;
}
$Poly[] = $X2;
$Poly[] = $Y + $Height;
$Poly[] = $X1;
$Poly[] = $Y + $Height;
$this->pChartObject->drawPolygon($Poly, $Color);
}
} else {
$this->pChartObject->drawFilledRectangle($X1, $Y, $X2, $Y + $Height, $Color);
}
if ($Key == count($IndicatorSections) - 1 && $DrawRightHead) {
$Poly = [];
$Poly[] = $X2 + 1;
$Poly[] = $Y;
$Poly[] = $X2 + 1;
$Poly[] = $Y + $Height;
$Poly[] = $X2 + 1 + $HeadSize;
$Poly[] = $Y + ($Height / 2);
$this->pChartObject->drawPolygon($Poly, $Color);
$this->pChartObject->drawLine($X2 + 1, $Y, $X2 + 1 + $HeadSize, $Y + ($Height / 2), $Color);
$this->pChartObject->drawLine(
$X2 + 1,
$Y + $Height,
$X2 + 1 + $HeadSize,
$Y + ($Height / 2),
$Color
);
}
$YOffset = 0;
$XOffset = 0;
if ($CaptionPosition == INDICATOR_CAPTION_INSIDE) {
$TxtPos = $this->pChartObject->getTextBox(
$X1,
$Y + $Height + $TextPadding,
$CaptionFontName,
$CaptionFontSize,
0,
$Caption
);
$YOffset = ($TxtPos[0]["Y"] - $TxtPos[2]["Y"]) + $TextPadding;
if ($CaptionLayout == INDICATOR_CAPTION_EXTENDED) {
$TxtPos = $this->pChartObject->getTextBox(
$X1,
$Y + $Height + $TextPadding,
$CaptionFontName,
$CaptionFontSize,
0,
$SubCaption
);
$YOffset = $YOffset + ($TxtPos[0]["Y"] - $TxtPos[2]["Y"]) + $TextPadding * 2;
}
$XOffset = $TextPadding;
}
if ($CaptionColorFactor == null) {
$CaptionColor = [
"Align" => TEXT_ALIGN_TOPLEFT,
"FontName" => $CaptionFontName,
"FontSize" => $CaptionFontSize,
"R" => $CaptionR,
"G" => $CaptionG,
"B" => $CaptionB,
"Alpha" => $CaptionAlpha
];
} else {
$CaptionColor = [
"Align" => TEXT_ALIGN_TOPLEFT,
"FontName" => $CaptionFontName,
"FontSize" => $CaptionFontSize,
"R" => $Settings["R"] + $CaptionColorFactor,
"G" => $Settings["G"] + $CaptionColorFactor,
"B" => $Settings["B"] + $CaptionColorFactor
];
}
if ($SubCaptionColorFactor == null) {
$SubCaptionColor = [
"Align" => TEXT_ALIGN_TOPLEFT,
"FontName" => $CaptionFontName,
"FontSize" => $CaptionFontSize,
"R" => $SubCaptionR,
"G" => $SubCaptionG,
"B" => $SubCaptionB,
"Alpha" => $SubCaptionAlpha
];
} else {
$SubCaptionColor = [
"Align" => TEXT_ALIGN_TOPLEFT,
"FontName" => $CaptionFontName,
"FontSize" => $CaptionFontSize,
"R" => $Settings["R"] + $SubCaptionColorFactor,
"G" => $Settings["G"] + $SubCaptionColorFactor,
"B" => $Settings["B"] + $SubCaptionColorFactor
];
}
$RestoreShadow = $this->pChartObject->Shadow;
$this->pChartObject->Shadow = false;
if ($CaptionLayout == INDICATOR_CAPTION_DEFAULT) {
$this->pChartObject->drawText($X1, $Y + $Height + $TextPadding, $Caption, $CaptionColor);
} elseif ($CaptionLayout == INDICATOR_CAPTION_EXTENDED) {
$TxtPos = $this->pChartObject->getTextBox(
$X1,
$Y + $Height + $TextPadding,
$CaptionFontName,
$CaptionFontSize,
0,
$Caption
);
$CaptionHeight = $TxtPos[0]["Y"] - $TxtPos[2]["Y"];
$this->pChartObject->drawText(
$X1 + $XOffset,
$Y + $Height - $YOffset + $TextPadding,
$Caption,
$CaptionColor
);
$this->pChartObject->drawText(
$X1 + $XOffset,
$Y + $Height - $YOffset + $CaptionHeight + $TextPadding * 2,
$SubCaption,
$SubCaptionColor
);
}
$this->pChartObject->Shadow = $RestoreShadow;
$X1 = $X2 + $SectionsMargin;
}
$RestoreShadow = $this->pChartObject->Shadow;
$this->pChartObject->Shadow = false;
foreach ($Values as $Key => $Value) {
if ($Value >= $OverallMin && $Value <= $OverallMax) {
foreach ($IndicatorSections as $Key => $Settings) {
if ($Value >= $Settings["Start"] && $Value <= $Settings["End"]) {
$X1 = $ValuesPos[$Value]; //$X + $Key*$SectionsMargin + ($Value - $OverallMin) * $XScale;
if ($ValueDisplay == INDICATOR_VALUE_BUBBLE) {
$TxtPos = $this->pChartObject->getTextBox(
$X1,
$Y,
$ValueFontName,
$ValueFontSize,
0,
$Value . $Unit
);
$Radius = floor(($TxtPos[1]["X"] - $TxtPos[0]["X"] + $TextPadding * 4) / 2);
$this->pChartObject->drawFilledCircle(
$X1,
$Y,
$Radius + 4,
[
"R" => $Settings["R"] + 20,
"G" => $Settings["G"] + 20,
"B" => $Settings["B"] + 20
]
);
$this->pChartObject->drawFilledCircle(
$X1,
$Y,
$Radius,
["R" => 255, "G" => 255, "B" => 255]
);
$TextSettings = [
"Align" => TEXT_ALIGN_MIDDLEMIDDLE,
"FontName" => $ValueFontName,
"FontSize" => $ValueFontSize
];
$this->pChartObject->drawText($X1 - 1, $Y - 1, $Value . $Unit, $TextSettings);
} elseif ($ValueDisplay == INDICATOR_VALUE_LABEL) {
$Caption = [
[
"Format" => [
"R" => $Settings["R"],
"G" => $Settings["G"],
"B" => $Settings["B"],
"Alpha" => 100
],
"Caption" => $Value . $Unit
]
];
$this->pChartObject->drawLabelBox(
floor($X1),
floor($Y) + 2,
"Value - " . $Settings["Caption"],
$Caption
);
}
}
$X1 = $X2 + $SectionsMargin;
}
}
}
$this->pChartObject->Shadow = $RestoreShadow;
}
}
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