first commit

2021-08-16 22:33:22 +02:00
commit cb84001242
770 changed files with 828229 additions and 0 deletions
--- a/src/chart.php
+++ b/src/chart.php
@ -0,0 +1,106 @@
+<?php
+function orientChart($orients,$filename){
+    /*************Configuration Starts******************/
+
+// Heading
+$chartTitle = "Orientamenti";
+
+// Branding / extra label (optional)
+$logo = "Dati del ".date("d/m/Y").", ".date("H:i:s");
+ 
+// Data
+$arrData=$orients;
+
+/*************************End****************************/
+
+/*****************For Programmers************************/
+$scale=2;
+$imageWidth = 300*$scale;                             //image width 
+$imageHeight = 200*$scale;                            //image height
+$diameter = 150*$scale-50;                               //pie diameter 
+$centerX = 100*$scale;                                //pie center pixels x
+$centerY = 100*$scale;                                //pie center pixels y
+$labelWidth = 10*$scale;                              //label width, no need to change 
+/*************************End****************************/
+
+createPieChart($arrData, $chartTitle, $logo, $imageWidth, $imageHeight, $diameter, $centerX, $centerY, $labelWidth,$filename);
+}
+
+
+function createPieChart($arrData, $chartTitle, $logo, $imageWidth, $imageHeight, $diameter, $centerX, $centerY, $labelWidth,$filename) {
+	
+	$item = array_keys($arrData);
+	$data = array_values($arrData);
+	
+	for( $i = 0; $i < count( $data ); $i++ ) {
+		$dataTotal += $data[ $i ];
+	}
+
+	$im = ImageCreate( $imageWidth, $imageHeight );
+
+	$color[] = ImageColorAllocate( $im, 255, 0, 0 ); //red
+	$color[] = ImageColorAllocate( $im, 255, 204, 0 );//yellow
+	$color[] = ImageColorAllocate( $im, 153, 204, 0 );//green
+	$color[] = ImageColorAllocate( $im, 153, 51, 255 );//purple
+	$color[] = ImageColorAllocate( $im, 0, 128, 255 );//blue
+	$color[] = ImageColorAllocate( $im, 255, 0, 128 );//pink
+	$color[] = ImageColorAllocate( $im, 192, 192, 192 );//grey
+	$color[] = ImageColorAllocate( $im, 204, 204, 0 );
+	$color[] = ImageColorAllocate( $im, 64, 128, 128 );
+	$color[] = ImageColorAllocate( $im, 204, 102, 153 );
+	$white = ImageColorAllocate( $im, 255, 255, 255 );
+	$black = ImageColorAllocate( $im, 0, 0, 0 );
+	$grey = ImageColorAllocate( $im, 215, 215, 215 );
+
+	ImageFill( $im, 0, 0, $white );
+
+	$degree = 0;
+	for( $i = 0; $i < count( $data ); $i++ ) {
+		$startDegree = round( $degree );
+		$degree += ( $data[ $i ] / $dataTotal ) * 360;
+		$endDegree = round( $degree );
+
+		$currentColor = $color[ $i % ( count( $color ) ) ];
+
+		ImageArc( $im, $centerX, $centerY, $diameter, $diameter, $startDegree, $endDegree, $currentColor );
+
+		list( $arcX, $arcY ) = circlePoint( $startDegree, $diameter );
+		ImageLine( $im, $centerX, $centerY, floor( $centerX + $arcX ), floor( $centerY + $arcY ), $currentColor );
+
+		list( $arcX, $arcY ) = circlePoint( $endDegree, $diameter );
+		ImageLine( $im, $centerX, $centerY, ceil( $centerX + $arcX ), ceil( $centerY + $arcY ), $currentColor );
+
+		$midPoint = round( ( ( $endDegree - $startDegree ) / 2 ) + $startDegree );
+		list( $arcX, $arcY ) = circlePoint( $midPoint, $diameter / 1.5 );
+		ImageFillToBorder( $im, floor( $centerX + $arcX ), floor( $centerY + $arcY ), $currentColor, $currentColor );
+		ImageString( $im, 2, floor( $centerX + $arcX ), floor( $centerY + $arcY ), intval( round( $data[ $i ] / $dataTotal * 100 ) ) . "%", $black );
+	}
+
+	$labelX = $centerX + $diameter / 2 + 10;
+	$labelY = $centerY - $diameter / 4;
+	$titleX = $labelX - $diameter / 4;
+	$titleY = $centerY - $diameter / 2;
+	ImageString( $im, 3, $titleX + 1, $titleY + 1, $chartTitle, $grey );
+	ImageString( $im, 3, $titleX, $titleY, $chartTitle, $black );
+
+	for( $i = 0; $i < count( $item ); $i++ ) {
+		$currentColor = $color[ $i % ( count( $color ) ) ];
+		ImageRectangle( $im, $labelX, $labelY, $labelX + $labelWidth, $labelY + $labelWidth, $black );
+		ImageFilledRectangle( $im, $labelX + 1, $labelY + 1, $labelX + $labelWidth, $labelY + $labelWidth, $currentColor );
+		ImageString( $im, 2, $labelX + $labelWidth + 5, $labelY, $item[ $i ], $black );
+		ImageString( $im, 2, $labelX + $labelWidth + 90, $labelY, $data[ $i ]." %", $black );
+		$labelY += $labelWidth + 2;
+	}
+	
+	//ImageString( $im, 3, $labelX, $labelY, "Total:", $black );
+	ImageString( $im, 3, $labelX + $labelWidth + 60, $labelY, $dataTotal, $black );
+	ImageString( $im, 2, $labelX, $labelY + 15, $logo, $black );
+	ImagePNG( $im ,$filename);
+	ImageDestroy( $im );
+}
+
+function circlePoint( $deg, $dia ) {
+	$x = cos( deg2rad( $deg ) ) * ( $dia / 2 );
+	$y = sin( deg2rad( $deg ) ) * ( $dia / 2 );	
+	return array( $x, $y );
+}