Inizializzazione

2015-10-08 11:00:52 +02:00
parent 61949a0cdc
commit 22de29deda
2768 changed files with 254794 additions and 0 deletions
--- a/jpgraph-3.5.0b1/src/Examples/colormaps.php
+++ b/jpgraph-3.5.0b1/src/Examples/colormaps.php
@@ -0,0 +1,133 @@
+<?php // content="text/plain; charset=utf-8"
+require_once ('../jpgraph.php');
+require_once ('../jpgraph_canvas.php');
+require_once ('../jpgraph_colormap.inc.php');
+
+class ColorMapDriver {
+	const WIDTH = 600; // Image width
+	const LMARG = 90;  // Left margin
+	const RMARG = 25;  // Right margin
+	const MAPMARG = 35;  // Map margin between each map
+	const MODHEIGHT = 30; // Module height (=Map height)
+	const YSTART = 60; // Start coordinate for map list
+
+    public function Draw($aTitle, $aStart, $aEnd, $n=64, $aReverse=false, $addColorNames = false ) {
+
+	    // Setup to draw colormap with names platoe colors
+	    $lmarg = ColorMapDriver::LMARG; // left margin
+	    $rmarg = ColorMapDriver::RMARG; // right margin
+	    $width = ColorMapDriver::WIDTH; // Overall image width
+
+	    // Module height
+	    $mh = ColorMapDriver::MODHEIGHT;
+
+	    // Step between each map
+	    $ymarg = $mh + ColorMapDriver::MAPMARG;
+
+	    if( $addColorNames ) {
+	    	$ymarg += 50;
+	    }
+
+        // Start position
+        $xs=$lmarg; $ys=ColorMapDriver::YSTART;
+
+    	// Setup a basic canvas graph
+        $height = ($aEnd-$aStart+1)*$ymarg+50;
+        $graph = new CanvasGraph($width,$height);
+        $graph->img->SetColor('darkgray');
+        $graph->img->Rectangle(0,0,$width-1,$height-1);
+
+	    $t = new Text($aTitle, $width/2,5);
+	    $t->SetAlign('center','top');
+	    $t->SetFont(FF_ARIAL,FS_BOLD,14);
+	    $t->Stroke($graph->img);
+
+	    // Instantiate a colormap
+		$cm = new ColorMap();
+		$cm->InitRGB($graph->img->rgb);
+
+        for( $mapidx=$aStart; $mapidx <= $aEnd; ++$mapidx, $ys += $ymarg ) {
+
+	        $cm->SetMap($mapidx,$aReverse);
+	        $n = $cm->SetNumColors($n);
+	        list( $mapidx, $maparray ) = $cm->GetCurrMap();
+	        $ncols = count($maparray);
+	        $colbuckets = $cm->GetBuckets();
+
+	        // The module width will depend on the actual number of colors
+	    	$mw = round(($width-$lmarg-$rmarg)/$n);
+
+	        // Draw color map title (name)
+	        $t->Set('Basic colors: '.$ncols.',   Total colors: '.$n);
+	        $t->SetAlign('center','bottom');
+	        $t->SetAngle(0);
+	        $t->SetFont(FF_TIMES,FS_NORMAL,14);
+	        $t->Stroke($graph->img,$width/2,$ys-3);
+
+	        // Add the name/number of the map to the left
+	        $t->SetAlign('right','center');
+	        $t->Set('Map: '.$mapidx);
+	        $t->SetFont(FF_ARIAL,FS_NORMAL,14);
+	        $t->Stroke($graph->img,$xs-20,round($ys+$mh/2));
+
+	        // Setup text properties for the color names
+	        if( $addColorNames ) {
+	        	$t->SetAngle(30);
+	        	$t->SetFont(FF_ARIAL,FS_NORMAL,12);
+	        	$t->SetAlign('right','top');
+	        }
+
+	        // Loop through all colors in the map
+	        $x = $xs; $y = $ys; $k=0;
+	        for($i=0; $i < $n; ++$i){
+	            $graph->img->SetColor($colbuckets[$i]);
+	            $graph->img->FilledRectangle($x,$y,$x+$mw,$y+$mh);
+
+	            // Mark all basic colors in the map with a bar and name
+	            if( $i % (($n-$ncols)/($ncols-1)+1) == 0 ) {
+	            	$graph->img->SetColor('black');
+	            	$graph->img->FilledRectangle($x,$y+$mh+4,$x+$mw-1,$y+$mh+6);
+	            	if( $addColorNames ) {
+	            		$t->Set($maparray[$k++]);
+	            		$t->Stroke($graph->img,$x+$mw/2,$y+$mh+10);
+	            	}
+	            }
+	            $x += $mw;
+	        }
+
+	        // Draw a border around the map
+	        $graph->img->SetColor('black');
+	        $graph->img->Rectangle($xs,$ys,$xs+$mw*$n,$ys+$mh);
+
+	    }
+
+        // Send back to client
+        $graph->Stroke();
+    }
+
+}
+
+$driver = new ColorMapDriver();
+
+$title = "Standard maps";
+$reverse = false;
+$n = 64; $s=0; $e=9;
+$showNames = false;
+
+
+/*
+$title = "Center maps";
+$reverse = false;
+$n = 64; $s=10; $e=14;
+$showNames = false;
+*/
+
+/*
+$title = "Continues maps";
+$reverse = false;
+$n = 64; $s=15; $e=21;
+$showNames = false;
+*/
+$driver->Draw($title,$s,$e,$n,$reverse,$showNames);
+
+?>