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<style type="text/css">
html,body{width:100%;height:100%;margin:0;padding:0;}
body {
font-family: Menlo, monospace;
overflow: hidden;
}
#perspective {
position: absolute;
left:0%;
top:0px
}
#orthographic {
position: absolute;
left:50%;
top:0px
}
#hud {
white-space: pre;
}
</style>
<div id="perspective"></div>
<div id="orthographic"></div>
<div id="hud"></div>
<script src="/assets/javascripts/util.js"></script>
<script src="/assets/javascripts/vendor/bower_components/jquery/dist/jquery.min.js"></script>
<script src="/assets/javascripts/vendor/bower_components/lodash/lodash.min.js"></script>
<script src="/assets/javascripts/vendor/bower_components/hidpi-canvas/dist/hidpi-canvas.js"></script>
<script src="/assets/javascripts/vendor/polyfill.js"></script>
<script src="/assets/javascripts/vendor/tube.js"></script>
<script src="/assets/javascripts/mx/mx.js"></script>
<script src="/assets/javascripts/mx/extensions/mx.scene.js"></script>
<script src="/assets/javascripts/mx/extensions/mx.orbitCamera.js"></script>
<script src="/assets/javascripts/mx/primitives/mx.grid.js"></script>
<script src="/assets/javascripts/mx/primitives/mx.image.js"></script>
<script src="/assets/javascripts/rectangles/util/constants.js"></script>
<script src="/assets/javascripts/rectangles/util/mouse.js"></script>
<script src="/assets/javascripts/rectangles/util/wheel.js"></script>
<script src="/assets/javascripts/rectangles/util/coords.js"></script>
<script src="/assets/javascripts/rectangles/models/vec2.js"></script>
<script src="/assets/javascripts/rectangles/models/rect.js"></script>
<script src="/assets/javascripts/rectangles/models/rect.js"></script>
<script src="/assets/javascripts/rectangles/engine/map/_map.js"></script>
<script src="/assets/javascripts/rectangles/engine/map/ui_ortho.js"></script>
<script src="/assets/javascripts/rectangles/engine/map/draw.js"></script>
<script>
Map.UI = Map.UI || {}
Map.UI.Ortho = function(map){
var base = this
base.creating = base.dragging = base.resizing = false
base.mouse = new mouse({
el: map.el,
down: function(e, cursor){
cursor.x.div(map.dimensions.a).add(0.5).mul(map.dimensions.a / map.zoom).add(map.center.a)
cursor.y.div(map.dimensions.b).sub(0.5).mul(map.dimensions.b / map.zoom).sub(map.center.b)
if (e.ctrlKey || e.which === 3) {
if (placing) {
// close polyline or cancel
return
}
e.preventDefault()
e.stopPropagation()
cursor.quantize(1/map.zoom)
map.center.a = cursor.x.a
map.center.b = -cursor.y.a
cursor.x.b = cursor.x.a
cursor.y.b = cursor.y.a
base.mouse.down = false
return
}
// compare to initial point
var p = new vec2( cursor.x.a, cursor.y.a )
if (placing) {
if (points.length > 2 && points[0].distanceTo( p ) < 10/map.zoom) {
points.push( points[0].clone() )
placing = false
}
else {
points.push( p )
}
}
else {
placing = true
points = []
points.push( p )
}
},
move: function(e, cursor){
cursor.x.div(map.dimensions.a).add(0.5).mul(map.dimensions.a / map.zoom).add(map.center.a)
cursor.y.div(map.dimensions.b).sub(0.5).mul(map.dimensions.b / map.zoom).sub(map.center.b)
last_point = new vec2( cursor.x.a, cursor.y.a )
if (placing && points.length > 1 && points[0].distanceTo( last_point ) < 10/map.zoom) {
document.body.style.cursor = "pointer"
last_point.assign(points[0])
cursor.x.a = cursor.x.b = last_point.a
cursor.y.a = cursor.y.b = last_point.b
}
else {
document.body.style.cursor = "crosshair"
}
},
drag: function(e, cursor){
cursor.x.b = ((cursor.x.b/map.dimensions.a)+0.5) * map.dimensions.a / map.zoom + map.center.a
cursor.y.b = ((cursor.y.b/map.dimensions.b)-0.5) * map.dimensions.b / map.zoom - map.center.b
},
up: function(e, cursor, new_cursor){
new_cursor.x.div(map.dimensions.a).add(0.5).mul(map.dimensions.a / map.zoom).add(map.center.a)
new_cursor.y.div(map.dimensions.b).sub(0.5).mul(map.dimensions.b / map.zoom).sub(map.center.b)
}
})
base.wheel = new wheel({
el: map.el,
update: mousewheel,
})
function mousewheel (e, deltaY, deltaX){
map.set_zoom(map.zoom_exponent - deltaY/20)
}
}
var scene, map, controls
map = new Map ({
type: "ortho",
el: document.querySelector("#orthographic"),
width: window.innerWidth/2,
height: window.innerHeight,
zoom: -2,
})
$(window).resize(function(){
scene.width = window.innerWidth/2
map.canvas.width = map.dimensions.a = window.innerWidth/2
})
var placing = false
var points = []
var shapes = []
var ctx = map.draw.ctx
var last_point
function polyline (points, finished) {
if (! points) return
if (points.length == 1) {
ctx.fillStyle = "#f80"
map.draw.dot_at(points[0].a, points[0].b, 5)
}
if (points.length > 1) {
ctx.fillStyle = "#ff0"
ctx.strokeStyle = "#f80"
ctx.lineWidth = 2 / map.zoom
ctx.beginPath()
ctx.moveTo(points[0].a, points[0].b)
points.forEach(function(point, i){
i && ctx.lineTo(point.a, point.b)
})
ctx.stroke()
if (! placing || finished) {
ctx.fill()
}
}
}
document.addEventListener('DOMContentLoaded', build)
function build () {
scene = new MX.Scene().addTo("#perspective")
scene.camera.radius = 20
scene.width = window.innerWidth/2
scene.height = window.innerHeight
scene.perspective = window.innerHeight
floorplan = new MX.Image({
src: "https://s3.amazonaws.com/luckyplop/fbf4295da80f1f66c5e4a248f2ea3e1ce7a22c3d.jpg",
keepImage: true,
rotationX: -PI/2,
rotationY: PI,
})
scene.add(floorplan)
scene.update()
controls = new MX.OrbitCamera({
el: scene.el,
radius: 3000,
radiusRange: [ 10, 10000 ],
rotationX: PI/4,
rotationY: PI/2,
})
controls.init()
animate(0)
}
function animate(time){
requestAnimationFrame(animate)
map.update(time)
controls.update()
scene.update()
map.draw.ctx.save()
map.draw.translate()
floorplan.draw(map.draw.ctx, true)
map.draw.coords()
polyline(points)
if (placing && last_point) {
ctx.strokeStyle = "#f80"
ctx.lineWidth = 2 / map.zoom
ctx.beginPath()
ctx.moveTo(points[points.length-1].a, points[points.length-1].b)
ctx.lineTo(last_point.a, last_point.b)
ctx.stroke()
}
shapes.forEach(function(shape){
polyline(shape.points, true)
})
ctx.strokeStyle = "#f00";
map.draw.x_at(0,0)
map.draw.mouse(map.ui.mouse.cursor)
map.draw.camera(scene.camera)
map.draw.ctx.restore()
}
</script>
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