Changes between Initial Version and Version 1 of SWIGMapScriptOpacity4x

Timestamp:

2021-12-22T12:24:52-04:00 (2 years ago)

Author:

Jeff McKenna

Comment:

--

SWIGMapScriptOpacity4x

@@ +1 @@
+= Using setOpacity() method for SWIG !MapScript =
+
+{{{
+#!php
+<?php
+
+// define variables
+define( "MAPFILE", "C:/ms4w/apps/phpmapscriptng-swig/output.map" );
+
+// required SWIG include (contains constants for PHP7)
+include("C:/ms4w/apps/phpmapscriptng-swig/include/mapscript.php");
+
+// open map
+$oMap = new mapObj(MAPFILE);
+
+//force all errors to display
+//  comment out the next 2 lines, useful on servers not displaying errors
+ini_set('display_errors','On');
+error_reporting(E_ALL);
+
+// set image size
+$oMap->setsize(400, 300);
+
+// set image format
+$oMap->selectoutputformat("png");
+
+
+// get layer
+$oPolyLayer = $oMap->getLayerByName('prov_bound');
+
+//***********************************************************************************************
+// set opacity on the layer
+//***********************************************************************************************
+// call setOpacity() (which actually creates a new COMPOSITE object)
+$oPolyLayer->setOpacity(40);
+
+// draw map
+$oImage = $oMap->draw();
+
+// save image file
+$file = $oImage->save("C:/ms4w/apps/phpmapscriptng-swig/ttt.png",$oMap);
+
+//***********************************************************************************************
+// save mapfile to new file, to see your new COMPOSITE object inside the layer
+//***********************************************************************************************
+$oMap->save("C:/ms4w/apps/phpmapscriptng-swig/output2.map");
+
+// set header
+header("Content-type: image/gif");
+
+// read image to output buffer
+readfile("C:/ms4w/apps/phpmapscriptng-swig/ttt.png");
+
+?>
+}}}