From 8b17f02908fc2d44c44c0f515015e729ab301473 Mon Sep 17 00:00:00 2001
From: Edmar Moretti <edmar.moretti@gmail.com>
Date: Wed, 18 May 2011 22:22:29 +0000
Subject: [PATCH] Reengenharia do mashup OpenLayers para permitir o uso do javascript dentro do i3geo

---
 mashups/openlayers.js.php | 91 ++++++++++++++++++++++++++++++++++++++++++++++++++++++-------------------------------------
 mashups/openlayers.php    | 92 +++++++++++++++++++++++++++++++++++++++++++++-----------------------------------------------
 2 files changed, 99 insertions(+), 84 deletions(-)

diff --git a/mashups/openlayers.js.php b/mashups/openlayers.js.php
index 342f447..46014fd 100644
--- a/mashups/openlayers.js.php
+++ b/mashups/openlayers.js.php
@@ -21,7 +21,6 @@ i3GEOOL = {
 		{layers: 'basic'}
 	),
 	jpl_wms: new OpenLayers.Layer.WMS( "NASA Global Mosaic", "http://wms.jpl.nasa.gov/wms.cgi", {layers: "modis,global_mosaic"},{singleTile:true}),
-	
 	osm_wms: new OpenLayers.Layer.WMS(
 		"Open Street Map",
 		"http://full.wms.geofabrik.de/std/demo_key?",
@@ -36,45 +35,63 @@ i3GEOOL = {
 		"Estados do Brasil",
 		"http://mapas.mma.gov.br/i3geo/ogc.php?tema=estadosl&",
 		{layers: "estadosl",FORMAT:'image/png'}
-	),	
+	),
+	fundo: "ol_mma,ol_wms,jpl_wms,osm_wms,top_wms,est_wms",
 	layergrafico: new OpenLayers.Layer.Vector("Edição",{displayInLayerSwitcher:true,visibility:true}),
-	layersIniciais: [<?php
-						if(isset($objOpenLayers) && $objOpenLayers != "")
-						{echo implode(",",$objOpenLayers);}
-						else
-						{echo "''";}
-					?>],
-	botoes: <?php echo $botoes; ?>,
-	pontos: [<?php
-				if(isset($pontos)){
-					$pontos = str_replace(" ",",",$pontos);
-					echo $pontos;
-				}
-			?>],
-	marca: "<?php
-				if(isset($marca)){echo $marca;}
-				else
-				{echo "../pacotes/openlayers/img/marker-gold.png";}
-			?>",
-	mapa: new OpenLayers.Map('i3geoMapa', {
-		controls: [
-			<?php echo implode(",",$objControles); ?>
-		],
-		numZoomLevels: <?php echo $numzoomlevels;?>,
-		maxExtent: new OpenLayers.Bounds(<?php echo $maxextent;?>)
-	}),
+	layersIniciais: [],
+	botoes: {
+		'pan':true,
+		'zoombox':true,
+		'zoomtot':true,
+		'legenda':true,
+		'distancia':true,
+		'area':true,
+		'identifica':true,
+		'linha':true,
+		'ponto':true,
+		'poligono':true,
+		'edita':true,
+		'apaga':true,
+		'procura':true,
+		'salva':true
+	},
+	pontos: [],
+	marca: "../pacotes/openlayers/img/marker-gold.png",
+	controles: [
+		new OpenLayers.Control.Navigation(),
+		new OpenLayers.Control.PanZoomBar(),
+		new OpenLayers.Control.LayerSwitcher({'ascending':false}),
+		new OpenLayers.Control.ScaleLine(),
+		new OpenLayers.Control.MousePosition({'separator':' '}),
+		new OpenLayers.Control.OverviewMap(),
+		new OpenLayers.Control.KeyboardDefaults()	
+	],
+	numzoom: 12,
+	maxext: new OpenLayers.Bounds(-76.5125927,-39.3925675209,-29.5851853,9.49014852081),
+	mapa: "",
 	inicia: function(){
-		var alayers = [];
-		<?php
-		foreach($fundo as $f){
-			echo "try{";
-			echo "i3GEOOL.".$f.".transitionEffect = 'resize';";
-			echo "i3GEOOL.".$f.".setVisibility(false);";
-			echo "alayers.push(i3GEOOL.".$f.");";
-			echo "}catch(e){}";
+		var alayers = [],
+			fundo = (i3GEOOL.fundo).split(","),
+			nfundo = fundo.length,
+			ncontroles = i3GEOOL.controles.length,
+			i;
+		if(i3GEOOL.mapa === "")
+		{alert("O objeto i3GEOOL.mapa precisa ser criado com new OpenLayers.Map()");return;}
+		i3GEOOL.mapa.setOptions({
+			numZoomLevels: i3GEOOL.numzoom,
+			maxExtent: i3GEOOL.maxext
+		});
+		for(i=0;i<ncontroles;i++){
+			i3GEOOL.mapa.addControl(i3GEOOL.controles[i]);
+		}
+		for(i=nfundo-1;i>=0;i--){
+			try{
+				eval("i3GEOOL."+fundo[i]+".transitionEffect = 'resize';");
+				eval("i3GEOOL."+fundo[i]+".setVisibility(false);");
+				eval("alayers.push(i3GEOOL."+fundo[i]+");");
+			}
+			catch(e){alayers[0].setVisibility(true);}
 		}
-		echo "try{alayers[0].setVisibility(true);}catch(e){}";
-		?>
 		i3GEOOL.mapa.addLayers(alayers);
 		
 		if(i3GEOOL.layersIniciais != ""){
diff --git a/mashups/openlayers.php b/mashups/openlayers.php
index c63ef0a..8e331fc 100644
--- a/mashups/openlayers.php
+++ b/mashups/openlayers.php
@@ -13,30 +13,10 @@ if(!isset($largura))
 if(!isset($altura))
 {$altura = 400;}
 //
-//define o nível de zoom
-//
-if(!isset ($numzoomlevels))
-{$numzoomlevels = "6";}
-//
-//define a extensão geográfica que será aplicada
-//
-if(!isset($maxextent))
-{$maxextent = "-76.5125927 -39.3925675209 -29.5851853 9.49014852081";}
-$maxextent = str_replace(" ",",",$maxextent);
-//
 //define quais controles serão mostrados no mapa
 //
 $objControles = array();
-if(!isset($controles)){
-	$objControles[] = "new OpenLayers.Control.Navigation()";
-	$objControles[] = "new OpenLayers.Control.PanZoomBar()";
-	$objControles[] = "new OpenLayers.Control.LayerSwitcher({'ascending':false})";
-	$objControles[] = "new OpenLayers.Control.ScaleLine()";
-	$objControles[] = "new OpenLayers.Control.MousePosition({'separator':' '})";
-	$objControles[] = "new OpenLayers.Control.OverviewMap()";
-	$objControles[] = "new OpenLayers.Control.KeyboardDefaults()";
-}
-else{
+if(isset($controles)){
 	$controles = str_replace(" ",",",$controles);
 	$controles = strtolower($controles);
 	$controles = explode(",",$controles);
@@ -59,23 +39,7 @@ else{
 //define quais botoes serão mostrados no mapa
 //
 $objBotoes = array();
-if(!isset($botoes)){
-	$objBotoes[] = "'pan':true";
-	$objBotoes[] = "'zoombox':true";
-	$objBotoes[] = "'zoomtot':true";
-	$objBotoes[] = "'legenda':true";
-	$objBotoes[] = "'distancia':true";
-	$objBotoes[] = "'area':true";
-	$objBotoes[] = "'identifica':true";
-	$objBotoes[] = "'linha':true";
-	$objBotoes[] = "'ponto':true";
-	$objBotoes[] = "'poligono':true";
-	$objBotoes[] = "'edita':true";
-	$objBotoes[] = "'apaga':true";
-	$objBotoes[] = "'procura':true";
-	$objBotoes[] = "'salva':true";
-}
-else{
+if(isset($botoes)){
 	$botoes = str_replace(" ",",",$botoes);
 	$botoes = strtolower($botoes);
 	$botoes = explode(",",$botoes);
@@ -107,8 +71,9 @@ else{
 	{$objBotoes[] = "'procura':false";}
 	if(in_array("salva",$botoes))
 	{$objBotoes[] = "'salva':false";}
+	$botoes = "{".implode(",",$objBotoes)."}";
 }
-$botoes = "{".implode(",",$objBotoes)."}";
+
 //
 //define a lista de layers do tipo baselayers
 //$fundo é um array com a lista dos nomes possíveis ou passados pela url
@@ -118,9 +83,6 @@ if(isset($fundo) && $fundo != ""){
 	$fundo = str_replace(","," ",$fundo);
 	$fundo = explode(" ",$fundo);
 }
-else{
-	$fundo = array("est_wms","ol_mma","ol_wms","jpl_wms","osm_wms","top_wms");
-}
 //
 //define quais os layers que comporão o mapa
 //
@@ -147,10 +109,8 @@ if($temas != "")
 					$layers[] = $layern->name;
 				}
 				$ebase = "false";
-				if(in_array($tema,$fundo))
-				{
-					$ebase = "true";
-				}
+				if(isset($fundo) && in_array($tema,$fundo))
+				{$ebase = "true";}
 				$objOpenLayers[] = 'new OpenLayers.Layer.WMS( "'.($layern->getmetadata("tema")).'", "../ogc.php?tema='.$tema.'&",{layers:"'.implode(",",$layers).'",transparent: "true", format: "image/png"},{isBaseLayer:'.$ebase.'})';
 			}
 			else
@@ -231,6 +191,7 @@ Parâmetros:
 <script type="text/javascript" src="../pacotes/yui270/build/container/container-min.js"></script>
 <script type="text/javascript" src="../classesjs/compactados/classe_calculo_compacto.js"></script>
 <script type="text/javascript" src="../pacotes/openlayers/OpenLayers.js.php"></script>
+<script type="text/javascript" src="openlayers.js.php"></script>
 <link rel="stylesheet" href="theme/default/style.css" type="text/css" />
 <link rel="stylesheet" href="openlayers.css" type="text/css" />
 </head>
@@ -238,7 +199,44 @@ Parâmetros:
 <div id=i3geoMapa style="width:<?php echo $largura;?>px;height:<?php echo $altura;?>px;"></div>
 <div id=i3geoSelTemaAtivo style="height:15em;z-index:3000" class=" yui-skin-sam"></div>
 <script>
-<?php include("openlayers.js.php");?>
+i3GEOOL.layersIniciais = [<?php
+	if(isset($objOpenLayers) && $objOpenLayers != "")
+	{echo implode(",",$objOpenLayers);}
+	else
+	{echo "''";}
+?>];
+<?php if(isset($botoes)){
+	echo "i3GEOOL.botoes = $botoes ;";
+}
+?>
+i3GEOOL.pontos = [<?php
+	if(isset($pontos)){
+		$pontos = str_replace(" ",",",$pontos);
+		echo $pontos;
+	}
+?>];
+i3GEOOL.marca = "<?php
+	if(isset($marca)){echo $marca;}
+	else
+	{echo "../pacotes/openlayers/img/marker-gold.png";}
+?>";
+<?php if(isset($fundo)){
+	echo "i3GEOOL.fundo = '".implode(",",$fundo)."';";
+}
+?>
+<?php if(isset($controles)){
+	echo "i3GEOOL.controle = [".implode(",",$objControles)."];";
+}
+?>
+<?php if(isset($numzoomlevels)){
+	echo "i3GEOOL.numzoom = ".$numzoomlevels.";";
+}
+?>
+<?php if(isset($maxextent)){
+	echo "i3GEOOL.maxext = new OpenLayers.Bounds(".$maxextent.");";
+}
+?>
+i3GEOOL.mapa = new OpenLayers.Map('i3geoMapa',{controls:[]})
 i3GEOOL.inicia();
 </script>
 </body>
--
libgit2 0.21.2