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<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Snap! Build Your Own Blocks. Beta</title>
<link rel="shortcut icon" href="favicon.ico">
<link rel="stylesheet" href="leaflet.css" />
<link rel="stylesheet" href="Leaflet.Coordinates-0.1.4.css" />
<script type="text/javascript" src="leaflet.js"></script>
<script type="text/javascript" src="OSMBuildings-Leaflet.js"></script>
<script type="text/javascript" src="Leaflet.Coordinates-0.1.4.min.js"></script>
<script type="text/javascript" src="leaflet-geodesy.js"></script>
<script type="text/javascript" src="leaflet-pip.min.js"></script>
<script type="text/javascript" src="pouchdb-3.3.1.min.js"></script>
<script type="text/javascript" src="L.TileLayer.PouchDBCached.js"></script>
<script type="text/javascript" src="peer.js"></script>
<script type="text/javascript" src="morphic.js"></script>
<script type="text/javascript" src="widgets.js"></script>
<script type="text/javascript" src="blocks.js"></script>
<script type="text/javascript" src="threads.js"></script>
<script type="text/javascript" src="objects.js"></script>
<script type="text/javascript" src="gui.js"></script>
<script type="text/javascript" src="paint.js"></script>
<script type="text/javascript" src="lists.js"></script>
<script type="text/javascript" src="byob.js"></script>
<script type="text/javascript" src="xml.js"></script>
<script type="text/javascript" src="store.js"></script>
<script type="text/javascript" src="locale.js"></script>
<script type="text/javascript" src="cloud.js"></script>
<script type="text/javascript" src="sha512.js"></script>
</head>
<body style="margin: 0;">
<canvas id="world" tabindex="1" style="position: absolute;"></canvas>
<div id="map" style="position: absolute; width: 480px; height: 360px;" />
<!-- set initial size to 480x360 or the map will not load properly -->
<script type="text/javascript">
// custom leaflet definitions
L.SpriteIcon = L.Icon.extend({
options: {
iconSize: [24, 24],
iconAnchor: [12, 12],
canvas: null,
className: 'leaflet-sprite-icon'
},
createIcon: function () {
this.options.iconSize =
[this.options.canvas.width, this.options.canvas.height];
var copy = document.createElement('canvas');
copy.width = this.options.iconSize[0];
copy.height = this.options.iconSize[1];
var context = copy.getContext('2d');
context.drawImage(this.options.canvas, 0, 0);
this._setIconStyles(copy, 'icon');
return copy;
},
createShadow: function (oldIcon) {
return null;
}
});
L.spriteIcon = function (options) {
return new L.SpriteIcon(options);
};
// Snap! YOW starts here
var world, map, layer, spriteGroup;
function loop() {
world.doOneCycle();
}
// Grabbing values via global variables from deep inside Snap! is easier
// Possible drawback: Multiple worlds could conflict
function locationfound(e) {
if (!window.geoposition) {
// Sets the view on the first locate
map.setView(e.latlng, 18);
}
window.geoposition = e.latlng;
}
window.map = map;
window.layer = layer;
// initialize leaflet
map = L.map('map', {
keyboard: false,
closePopupOnClick: false
});
// The map steals the key events, so the 'world' canvas has to be focused
map.on('mouseover', function() {document.getElementById('world').focus();});
// Resizing hides the markers
map.on('resize', function() {
ide.sprites.asArray().forEach(function (sprite) {
sprite.updateMarker();
});
});
var state = "mobilewifi"; // TODO: check other states than listed below
// TODO: too much repeated code, shorten the url part
if ("connection" in navigator) {
// mobile cordova app
state = navigator.connection.type;
}
console.log('Using tile layer appropriate for ' + state);
// download everything and in high resolution
if (state == 'wifi') {
layer = L.tileLayer('http://api.tiles.mapbox.com/v4/mapbox.streets/{z}/{x}/{y}@2x.png?access_token=pk.eyJ1IjoiY29kZS13dnMiLCJhIjoielU1N2dQayJ9.miUjtJaW7Y_Xx46dC6m0LA', {
useCache: true,
cacheMaxAge: 604800000, // one week
attribution: '© <a href="http://osm.org/copyright">OpenStreetMap</a> contributors'
});
new OSMBuildings(map).load();
// download low-res and cache as much as possible
// we do not need OSMBuildings here
} else if (state == "cellular") {
layer = L.tileLayer('http://api.tiles.mapbox.com/v4/mapbox.streets/{z}/{x}/{y}.jpg70?access_token=pk.eyJ1IjoiY29kZS13dnMiLCJhIjoielU1N2dQayJ9.miUjtJaW7Y_Xx46dC6m0LA', {
useCache: true,
cacheMaxAge: 604800000, // one week
attribution: '© <a href="http://osm.org/copyright">OpenStreetMap</a> contributors'
});
// shit, we're offline - let's hope there is something cached
// OSMBuildings won't work, anyway
} else {
layer = L.tileLayer('http://api.tiles.mapbox.com/v4/mapbox.streets/{z}/{x}/{y}.jpg70?access_token=pk.eyJ1IjoiY29kZS13dnMiLCJhIjoielU1N2dQayJ9.miUjtJaW7Y_Xx46dC6m0LA', {
useCache: true,
useOnlyCache: true,
cacheMaxAge: 604800000, // one week
attribution: '© <a href="http://osm.org/copyright">OpenStreetMap</a> contributors'
});
}
layer.addTo(map);
L.control.coordinates({
decimals: 7,
enableUserInput: false,
labelTemplateLng: "Lon: {x}",
position: "topright"
}).addTo(map);
// continuously update the local location variable
map.on('locationfound', locationfound);
map.locate({watch: true, enableHighAccuracy: true});
// OSMBuildings provides fancy 3D buildings
// A Sprite's X position is mapped to longitude
// A Sprite's Y position is mapped to latitude
// The stage has -x left and +x right,
// -y top and +y bottom but we want
// +y top and -y bottom.
window.spriteGroup = spriteGroup;
spriteGroup = L.layerGroup().addTo(map);
// During a pen down, a polything (thing = line/shape) is updated
// at polything[this.myPolythingIndex].
// On pen down, myPolythingIndex is set to window.polythingIndex and
// window.polythingIndex is incremented
// so window.polygons and window.polylines contain
// polygons/lines created by all sprites.
window.penTrails = L.layerGroup().addTo(map);
window.penShapes = L.layerGroup().addTo(window.penTrails);
window.penLines = L.layerGroup().addTo(window.penTrails);
window.polygons = [];
window.polylines = [];
window.polygonIndex = 0;
window.polylineIndex = 0;
// Load the IDE
world = new WorldMorph(document.getElementById('world'));
world.worldCanvas.focus();
ide = new IDE_Morph();
ide.openIn(world);
setTimeout(function () { // FIXME dirty hack
ide.droppedText(ide.getURL('overpass.xml'));
}, 2000);
setInterval(loop, 10);
</script>
</body>
</html>
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