Created
December 12, 2013 15:55
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<!DOCTYPE html > | |
<html> | |
<head> | |
<meta charset='UTF-8'/> | |
<title>Export to imgur</title> | |
<script>window.L_PREFER_CANVAS = true;</script> | |
<link href='//api.tiles.mapbox.com/mapbox.js/v1.5.1/mapbox.css' rel='stylesheet' /> | |
<script src='//api.tiles.mapbox.com/mapbox.js/v1.5.1/mapbox.js'></script> | |
<script src='//code.jquery.com/jquery-1.8.2.min.js'></script> | |
<script src='leaflet-image.js'></script> | |
<script src='test.js'></script> | |
<style> | |
#map { | |
position:relative; | |
top:0; | |
bottom:0; | |
width:500px; | |
height:500px; | |
} | |
button{ | |
position: absolute; | |
z-index: 1001; | |
} | |
</style> | |
</head> | |
<body> | |
<h2>Export to Imgur</h2> | |
<div id='map'></div> | |
<div id='images'></div> | |
<button id='output'>output</button> | |
<script> | |
L.Browser.retina = true; | |
var map = L.mapbox.map('map', 'bobbysud.map-tyt3admo', { | |
tileLayer: { | |
detectRetina: true | |
} | |
}) | |
.setView([38.8737,-77.0729], 12); | |
L.geoJson(data).addTo(map); | |
document.getElementById('output').addEventListener('click', function() { | |
leafletImage(map, doImage); | |
}); | |
function doImage(err, canvas) { | |
var img = document.createElement('img'); | |
var dimensions = map.getSize(); | |
img.width = dimensions.x; | |
img.height = dimensions.y; | |
img.src = canvas.toDataURL(); | |
try { | |
var imgSend = canvas.toDataURL('image/png').split(',')[1]; | |
} catch(e) { | |
var imgSend = canvas.toDataURL('image/png').split(',')[1]; | |
} | |
$.ajax({ | |
url:'https://api.imgur.com/3/upload', | |
type: 'POST', | |
data: { | |
image:imgSend, | |
type: 'png', | |
title: 'image' | |
}, | |
beforeSend: function(xhr){ | |
xhr.setRequestHeader('Authorization', 'Client-ID 469226b25b097ff') | |
}, | |
success: function(data) { | |
alert(data.data.link) | |
imgUrl = data.link | |
}, | |
error: function(data) { | |
console.log(data); | |
} | |
}); | |
}//do image | |
</script> | |
</body> | |
</html> |
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(function(e){if("function"==typeof bootstrap)bootstrap("leafletimage",e);else if("object"==typeof exports)module.exports=e();else if("function"==typeof define&&define.amd)define(e);else if("undefined"!=typeof ses){if(!ses.ok())return;ses.makeLeafletImage=e}else"undefined"!=typeof window?window.leafletImage=e():global.leafletImage=e()})(function(){var define,ses,bootstrap,module,exports; | |
return (function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);throw new Error("Cannot find module '"+o+"'")}var f=n[o]={exports:{}};t[o][0].call(f.exports,function(e){var n=t[o][1][e];return s(n?n:e)},f,f.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s})({1:[function(require,module,exports){ | |
var queue = require('./queue'); | |
// leaflet-image | |
module.exports = function leafletImage(map, callback) { | |
var dimensions = map.getSize(), | |
layerQueue = new queue(1); | |
var canvas = document.createElement('canvas'); | |
canvas.width = dimensions.x; | |
canvas.height = dimensions.y; | |
var ctx = canvas.getContext('2d'); | |
// layers are drawn in the same order as they are composed in the DOM: | |
// tiles, paths, and then markers | |
map.eachLayer(drawTileLayer); | |
if (map._pathRoot) layerQueue.defer(handlePathRoot, map._pathRoot); | |
map.eachLayer(drawMarkerLayer); | |
layerQueue.awaitAll(layersDone); | |
function drawTileLayer(l) { | |
if (l instanceof L.TileLayer) layerQueue.defer(handleTileLayer, l); | |
} | |
function drawMarkerLayer(l) { | |
if (l instanceof L.Marker) layerQueue.defer(handleMarkerLayer, l); | |
} | |
function done() { | |
callback(null, canvas); | |
} | |
function layersDone(err, layers) { | |
if (err) throw err; | |
layers.forEach(function(layer) { | |
if (layer && layer.canvas) { | |
ctx.drawImage(layer.canvas, 0, 0); | |
} | |
}); | |
done(); | |
} | |
function handleTileLayer(layer, callback) { | |
var canvas = document.createElement('canvas'); | |
canvas.width = dimensions.x; | |
canvas.height = dimensions.y; | |
var ctx = canvas.getContext('2d'), | |
bounds = map.getPixelBounds(), | |
origin = map.getPixelOrigin(), | |
zoom = map.getZoom(), | |
tileSize = layer.options.tileSize; | |
if (zoom > layer.options.maxZoom || | |
zoom < layer.options.minZoom || | |
// mapbox.tileLayer | |
(layer.options.format && !layer.options.tiles)) { | |
return callback(); | |
} | |
var offset = new L.Point( | |
((origin.x / tileSize) - Math.floor(origin.x / tileSize)) * tileSize, | |
((origin.y / tileSize) - Math.floor(origin.y / tileSize)) * tileSize | |
); | |
var tileBounds = L.bounds( | |
bounds.min.divideBy(tileSize)._floor(), | |
bounds.max.divideBy(tileSize)._floor()), | |
tiles = [], | |
center = tileBounds.getCenter(), | |
j, i, point, | |
tileQueue = new queue(1); | |
for (j = tileBounds.min.y; j <= tileBounds.max.y; j++) { | |
for (i = tileBounds.min.x; i <= tileBounds.max.x; i++) { | |
tiles.push(new L.Point(i, j)); | |
} | |
} | |
tiles.forEach(function(tilePoint) { | |
var originalTilePoint = tilePoint.clone(); | |
layer._adjustTilePoint(tilePoint); | |
var tilePos = layer._getTilePos(originalTilePoint) | |
.subtract(bounds.min) | |
.add(origin); | |
if (tilePoint.y >= 0) { | |
var url = layer.getTileUrl(tilePoint) + '?cache=' + (+new Date()); | |
tileQueue.defer(loadTile, url, tilePos, tileSize); | |
} | |
}); | |
tileQueue.awaitAll(tileQueueFinish); | |
function loadTile(url, tilePos, tileSize, callback) { | |
var im = new Image(); | |
im.crossOrigin = ''; | |
im.onload = function() { | |
callback(null, { | |
img: this, | |
pos: tilePos, | |
size: tileSize | |
}); | |
}; | |
im.src = url; | |
} | |
function tileQueueFinish(err, data) { | |
data.forEach(drawTile); | |
callback(null, { canvas: canvas }); | |
} | |
function drawTile(d) { | |
ctx.drawImage(d.img, Math.floor(d.pos.x), Math.floor(d.pos.y), | |
d.size, d.size); | |
} | |
} | |
function handlePathRoot(root, callback) { | |
var bounds = map.getPixelBounds(); | |
var origin = map.getPixelOrigin(); | |
var canvas = document.createElement('canvas'); | |
canvas.width = dimensions.x; | |
canvas.height = dimensions.y; | |
var ctx = canvas.getContext('2d'); | |
var pos = L.DomUtil.getPosition(root).subtract(bounds.min).add(origin); | |
ctx.drawImage(root, pos.x, pos.y); | |
callback(null, { | |
canvas: canvas | |
}); | |
} | |
function handleMarkerLayer(marker, callback) { | |
var canvas = document.createElement('canvas'), | |
ctx = canvas.getContext('2d'), | |
pixelBounds = map.getPixelBounds(), | |
minPoint = new L.Point(pixelBounds.min.x, pixelBounds.min.y), | |
pixelPoint = map.project(marker.getLatLng()), | |
url = marker._icon.src + '?cache=false', | |
im = new Image(), | |
size = marker.options.icon.options.iconSize, | |
pos = pixelPoint.subtract(minPoint), | |
x = pos.x - (size[0] / 2), | |
y = pos.y - size[1]; | |
canvas.width = dimensions.x; | |
canvas.height = dimensions.y; | |
im.crossOrigin = ''; | |
im.onload = function() { | |
ctx.drawImage(this, x, y, size[0], size[1]); | |
callback(null, { | |
canvas: canvas | |
}); | |
}; | |
im.src = url; | |
} | |
}; | |
},{"./queue":2}],2:[function(require,module,exports){ | |
(function() { | |
if (typeof module === "undefined") self.queue = queue; | |
else module.exports = queue; | |
queue.version = "1.0.4"; | |
var slice = [].slice; | |
function queue(parallelism) { | |
var q, | |
tasks = [], | |
started = 0, // number of tasks that have been started (and perhaps finished) | |
active = 0, // number of tasks currently being executed (started but not finished) | |
remaining = 0, // number of tasks not yet finished | |
popping, // inside a synchronous task callback? | |
error = null, | |
await = noop, | |
all; | |
if (!parallelism) parallelism = Infinity; | |
function pop() { | |
while (popping = started < tasks.length && active < parallelism) { | |
var i = started++, | |
t = tasks[i], | |
a = slice.call(t, 1); | |
a.push(callback(i)); | |
++active; | |
t[0].apply(null, a); | |
} | |
} | |
function callback(i) { | |
return function(e, r) { | |
--active; | |
if (error != null) return; | |
if (e != null) { | |
error = e; // ignore new tasks and squelch active callbacks | |
started = remaining = NaN; // stop queued tasks from starting | |
notify(); | |
} else { | |
tasks[i] = r; | |
if (--remaining) popping || pop(); | |
else notify(); | |
} | |
}; | |
} | |
function notify() { | |
if (error != null) await(error); | |
else if (all) await(error, tasks); | |
else await.apply(null, [error].concat(tasks)); | |
} | |
return q = { | |
defer: function() { | |
if (!error) { | |
tasks.push(arguments); | |
++remaining; | |
pop(); | |
} | |
return q; | |
}, | |
await: function(f) { | |
await = f; | |
all = false; | |
if (!remaining) notify(); | |
return q; | |
}, | |
awaitAll: function(f) { | |
await = f; | |
all = true; | |
if (!remaining) notify(); | |
return q; | |
} | |
}; | |
} | |
function noop() {} | |
})(); | |
},{}]},{},[1]) | |
(1) | |
}); | |
; |
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var data = { | |
"type": "FeatureCollection", | |
"features": [ | |
{ | |
"type": "Feature", | |
"properties": {}, | |
"geometry": { | |
"type": "LineString", | |
"coordinates": [ | |
[ | |
-77.02274322509766, | |
38.948462386483904 | |
], | |
[ | |
-76.98532104492188, | |
38.882748451536834 | |
], | |
[ | |
-77.09827423095703, | |
38.87633407842684 | |
], | |
[ | |
-77.08694458007812, | |
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], | |
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-77.02411651611327, | |
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], | |
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], | |
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], | |
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], | |
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], | |
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], | |
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-76.97502136230469, | |
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], | |
[ | |
-76.93965911865234, | |
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], | |
[ | |
-77.04299926757812, | |
38.78352824456894 | |
] | |
] | |
} | |
} | |
] | |
} |
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