initial
git-svn-id: http://svn.code.sf.net/p/staticmaplite/code@1 3c7674d3-d6c2-4d0e-87b7-95661b9333b9
This commit is contained in:
rac98
commit
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
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"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
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<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="de-de" lang="de-de">
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<head>
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<!--
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CSS based on template of Dandelion wiki engine by Radomir Dopieralski who released this
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template under the terms of GNU GPL. http://dandelion.sheep.art.pl/
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-->
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<meta http-equiv="content-type" content="text/html; charset=utf-8" />
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<title>staticMapLite</title>
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<style type="text/css">
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html{font:96% sans-serif;color:#000;background:#f7f7f7;line-height:1.4;}
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body{color:#333;}
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#wrapper{margin:auto;width:60em;position:relative;}
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#header{padding:0px 0px 7px 0px; height: 1em;}
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#header h1 { float:left; width: 40%; }
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#content{background:white;padding:1em;border:1px solid #e0d78a;outline:0.5em solid #fef4a4; margin:0.5em 0;padding:20px;min-height:20em;}
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h1{margin-top:0px;}
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h1,h2,h3,h4,h5,h6{letter-spacing:0.05em;color:#1474CA;font-weight:normal;}
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h1 a:hover,h2 a:hover,h3 a:hover,h4 a:hover,h5 a:hover,h6 a:hover{text-decoration:none;}
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a{color:#1474CA;text-decoration:none;}
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a:visited{color:#1474CA;}
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a.pending{color:#c174a0;}
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a:hover{text-decoration:underline;}
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a img{border:none;}
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input,textarea{font-size:94%;border:1px solid #999;background:#fff;color:#666;outline:0.2em solid #eee;padding:0px;line-height:1.2;margin:0.5em;vertical-align:middle;}
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textarea{display:block;margin:0.5em auto;width:100%;}
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pre{outline:0.4em solid #eee;padding:0.5em;margin:0.5em;border:1px solid #e0d78a;background:#fef4a4;color:#644e22;}
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img{border:1px solid #ccc;outline:0.25em solid #eee;padding:0.25em;margin:0.25em 0 0.25em 0.5em;background:#fff;}
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hr{height:0;border:none;color:#fff;background:transparent;border-bottom:1px solid #ccc; margin:0.5em 0;}
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#diff {outline:none;border:none;}
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#diff ins{color:green;text-decoration:none;font-weight:bold;}
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#diff del{color:red;text-decoration:line-through;}
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#diff{background:#fff;line-height:1.25;padding:1em;white-space:pre-wrap;word-wrap:break-word; white-space:-moz-pre-wrap;white-space:-pre-wrap;white-space:-o-pre-wrap;width:97%;}
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hr{margin:10px 0 10px 0;height:0px;overflow:hidden;border:0px;border-top:2px solid #ccc;}
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.error{color:#F25A5A;font-weight:bold;}
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form{display:inline;}
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#contentTextarea{height:44em;}
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#toc{margin:5px 0 5px 10px;padding:6px 5px 7px 0px;float:right;list-style:none;outline:0.4em solid #eee;background:#fef4a4;border:1px solid #e0d78a;}
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#toc ul{list-style:none;padding:3px 0 3px 10px;}
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#toc li{font-size:11px;padding-left:10px;}
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#toc ul li{font-size:10px;}
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#toc ul ul li{font-size:9px;}
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#toc ul ul ul li{font-size:8px;}
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#toc ul ul ul ul li{font-size:7px;}
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.pageVersionsList{letter-spacing:0px;font-variant:normal;font-size:12px;}
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#renameForm{float:left;}
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.clear{clear:both;}
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.tagList{padding:0.2em 0.4em 0.2em 0.4em;margin-top:0.5em;border:1px dashed #e0d78a;background:#fef4a4;color:#644e22;}
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.tagCloud{float:right;width:200px;padding:0.5em;margin:1em;border:1px dashed #e0d78a;background:#fef4a4;color:#644e22;}
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#fileTable{border-collapse:collapse;}
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#fileTable td{border:1px solid #FEF4A4;padding:2px 6px 2px 6px;}
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h2 span.par-edit, h3 span.par-edit, h4 span.par-edit, h5 span.par-edit, h6 span.par-edit {display:none;}
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h2:hover span.par-edit, h3:hover span.par-edit, h4:hover span.par-edit, h5:hover span.par-edit, h6:hover span.par-edit {display:inline;font-size:x-small;}
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.comment-item { border:1px solid #999;color:#666;outline:0.2em solid #eee; }
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.resizeTextareaDiv { margin-top: 5px;}
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a.toolbarTextareaItem { padding-right: 10px; }
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a.external:after { content: "\2197";}
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</style>
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</head>
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<body>
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<div id="wrapper">
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<div id="header">
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</div>
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<div id="content">
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<div class="par-div">
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<h2>
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staticMapLite - simple map for your website
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</h2>
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<p>
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<img src="staticmap.php?center=40.714728,-73.998672&zoom=14&size=865x512&maptype=mapnik" width="865" height="512" /></p>
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<p>
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This image was created using the following simple <img> tag:
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<pre><img src="staticmap.php?center=40.714728,-73.998672&zoom=14&size=865x512&maptype=mapnik" /></pre>
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</p>
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</div>
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<hr />
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<div class="par-div">
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<h3>
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Place Markers
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</h3>
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<p>
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<img src="staticmap.php?center=40.714728,-73.998672&zoom=14&size=865x512&maptype=mapnik&markers=40.702147,-74.015794,lightblue1|40.711614,-74.012318,lightblue2|40.718217,-73.998284,lightblue3" width="865" height="512" />
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</p><p> Add markers by appending them to the image URL:
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<pre>markers=40.702147,-74.015794,lightblue1|40.711614,-74.012318,lightblue2|40.718217,-73.998284,lightblue3</pre>
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</p>
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</div>
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<hr />
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<div class="par-div">
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<h3>
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Use Different Map Styles (Tile Sources)
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</h3>
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<p>
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<div style="float:left; margin-right: 10px">
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<img src="staticmap.php?center=40.714728,-73.998672&zoom=14&size=256x256&maptype=mapnik" width="256" height="256" />
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<pre>maptype=mapnik</pre>
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</div>
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<div style="float:left; margin-right: 10px">
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<img src="staticmap.php?center=40.714728,-73.998672&zoom=14&size=256x256&maptype=osmarenderer" width="256" height="256" />
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<pre>maptype=osmarenderer</pre>
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</div>
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<div style="float:left; margin-right: 10px">
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<img src="staticmap.php?center=40.714728,-73.998672&zoom=14&size=256x256&maptype=cycle" width="256" height="256" />
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<pre>maptype=cycle</pre>
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</div>
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<br style="clear:both" />
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</p>
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</div>
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</div>
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<div id="footer">
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<div style="text-align:center;padding:7px;color:#ccc">
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sponsored by <a href="http://dfacts.de">dFacts Network</a>
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</div>
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</div>
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</div>
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</body>
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</html>
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<?php
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/**
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* staticMapLite 0.01
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*
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* Copyright 2009 Gerhard Koch
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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* @author Gerhard Koch <gerhard.koch AT ymail.com>
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*
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* USAGE:
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*
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* staticmap.php?center=40.714728,-73.998672&zoom=14&size=512x512&maptype=mapnik&markers=40.702147,-74.015794,blues|40.711614,-74.012318,greeng|40.718217,-73.998284,redc
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*
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*/
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error_reporting(0);
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ini_set('display_errors','off');
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Class staticMapLite {
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protected $tileSize = 256;
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protected $tileSrcUrl = array( 'mapnik' => 'http://tile.openstreetmap.org/{Z}/{X}/{Y}.png',
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'osmarenderer' => 'http://c.tah.openstreetmap.org/Tiles/tile/{Z}/{X}/{Y}.png',
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'cycle' => 'http://c.andy.sandbox.cloudmade.com/tiles/cycle/{Z}/{X}/{Y}.png'
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);
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protected $tileDefaultSrc = 'mapnik';
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protected $markerBaseDir = 'images/markers';
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protected $osmLogo = 'images/osm_logo.png';
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protected $useTileCache = true;
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protected $tileCacheBaseDir = 'cache';
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protected $zoom, $lat, $lon, $width, $height, $markers, $image, $maptype;
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protected $centerX, $centerY, $offsetX, $offsetY;
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public function __construct(){
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$this->zoom = 0;
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$this->lat = 0;
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$this->lon = 0;
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$this->width = 0;
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$this->height = 0;
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$this->markers = array();
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$this->maptype = $this->tileDefaultSrc;
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}
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public function parseParams(){
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global $_GET;
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$this->zoom = $_GET['zoom']?intval($_GET['zoom']):0;
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if($this->zoom>18)$this->zoom = 18;
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list($this->lat,$this->lon) = split(',',$_GET['center']);
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if($_GET['size']){
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list($this->width, $this->height) = split('x',$_GET['size']);
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}
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if($_GET['markers']){
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$this->markers = split('%7C|\|',$_GET['markers']);
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}
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if($_GET['maptype']){
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if(array_key_exists($_GET['maptype'],$this->tileSrcUrl)) $this->maptype = $_GET['maptype'];
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}
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}
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public function lonToTile($long, $zoom){
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return (($long + 180) / 360) * pow(2, $zoom);
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}
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public function latToTile($lat, $zoom){
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return (1 - log(tan($lat * pi()/180) + 1 / cos($lat* pi()/180)) / pi()) /2 * pow(2, $zoom);
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}
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public function initCoords(){
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$this->centerX = $this->lonToTile($this->lon, $this->zoom);
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$this->centerY = $this->latToTile($this->lat, $this->zoom);
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$this->offsetX = floor((floor($this->centerX)-$this->centerX)*$this->tileSize);
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$this->offsetY = floor((floor($this->centerY)-$this->centerY)*$this->tileSize);
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}
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public function createBaseMap(){
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$this->image = imagecreatetruecolor($this->width, $this->height);
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$startX = floor($this->centerX-($this->width/$this->tileSize)/2);
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$startY = floor($this->centerY-($this->height/$this->tileSize)/2);
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$endX = ceil($this->centerX+($this->width/$this->tileSize)/2);
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$endY = ceil($this->centerY+($this->height/$this->tileSize)/2);
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$this->offsetX = -floor(($this->centerX-floor($this->centerX))*$this->tileSize);
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$this->offsetY = -floor(($this->centerY-floor($this->centerY))*$this->tileSize);
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$this->offsetX += floor($this->width/2);
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$this->offsetY += floor($this->height/2);
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$this->offsetX += floor($startX-floor($this->centerX))*$this->tileSize;
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$this->offsetY += floor($startY-floor($this->centerY))*$this->tileSize;
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for($x=$startX; $x<=$endX; $x++){
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for($y=$startY; $y<=$endY; $y++){
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$url = str_replace(array('{Z}','{X}','{Y}'),array($this->zoom, $x, $y), $this->tileSrcUrl[$this->maptype]);
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$tileImage = imagecreatefromstring($this->fetchTile($url));
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$destX = ($x-$startX)*$this->tileSize+$this->offsetX;
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$destY = ($y-$startY)*$this->tileSize+$this->offsetY;
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imagecopy($this->image, $tileImage, $destX, $destY, 0, 0, $this->tileSize, $this->tileSize);
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}
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}
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}
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public function placeMarkers(){
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foreach($this->markers as $marker){
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list($markerLat, $markerLon, $markerImage) = split(',',$marker);
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$markerIndex++;
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$markerFilename = $markerImage?(file_exists($this->markerBaseDir.'/'.$markerImage.".png")?$markerImage:'lightblue'.$markerIndex):'lightblue'.$markerIndex;
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if(file_exists($this->markerBaseDir.'/'.$markerFilename.".png")){
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$markerImg = imagecreatefrompng($this->markerBaseDir.'/'.$markerFilename.".png");
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} else {
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$markerImg = imagecreatefrompng($this->markerBaseDir.'/lightblue1.png');
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}
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$destX = floor(($this->width/2)-$this->tileSize*($this->centerX-$this->lonToTile($markerLon, $this->zoom)));
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$destY = floor(($this->height/2)-$this->tileSize*($this->centerY-$this->latToTile($markerLat, $this->zoom)));
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$destY = $destY - imagesy($markerImg);
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imagecopy($this->image, $markerImg, $destX, $destY, 0, 0, imagesx($markerImg), imagesy($markerImg));
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}
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}
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public function tileUrlToFilename($url){
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return $this->tileCacheBaseDir."/".str_replace(array('http://'),'',$url);
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}
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public function checkTileCache($url){
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$filename = $this->tileUrlToFilename($url);
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if(file_exists($filename)){
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return file_get_contents($filename);
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}
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}
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public function mkdir_recursive($pathname, $mode){
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is_dir(dirname($pathname)) || $this->mkdir_recursive(dirname($pathname), $mode);
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return is_dir($pathname) || @mkdir($pathname, $mode);
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}
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public function writeTileToCache($url, $data){
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$filename = $this->tileUrlToFilename($url);
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$this->mkdir_recursive(dirname($filename),0777);
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file_put_contents($filename, $data);
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}
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public function fetchTile($url){
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if($this->useTileCache && ($cached = $this->checkTileCache($url))) return $cached;
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$ch = curl_init();
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curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
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curl_setopt($ch, CURLOPT_USERAGENT, "Mozilla/4.0");
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curl_setopt($ch, CURLOPT_URL, $url);
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$tile = curl_exec($ch);
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curl_close($ch);
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if($this->useTileCache){
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$this->writeTileToCache($url,$tile);
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}
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return $tile;
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}
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public function copyrightNotice(){
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$logoImg = imagecreatefrompng($this->osmLogo);
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imagecopy($this->image, $logoImg, imagesx($this->image)-imagesx($logoImg), imagesy($this->image)-imagesy($logoImg), 0, 0, imagesx($logoImg), imagesy($logoImg));
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}
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public function showMap(){
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$this->parseParams();
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$this->initCoords();
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$this->createBaseMap();
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if(count($this->markers))$this->placeMarkers();
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if($this->osmLogo) $this->copyrightNotice();
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header('Content-Type: image/png');
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$expires = 60*60*24*14;
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header("Pragma: public");
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header("Cache-Control: maxage=".$expires);
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header('Expires: ' . gmdate('D, d M Y H:i:s', time()+$expires) . ' GMT');
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return imagepng($this->image);
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}
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}
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$map = new staticMapLite();
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print $map->showMap();
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?>
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