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😄 adding support for points, using emoji utf8 symbols

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This commit is contained in:
Michael Straßburger 2016-09-18 16:10:33 +02:00
parent 29d6a084fb
commit d3ddc23de4
1 changed files with 41 additions and 16 deletions
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57
termap.coffee
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@ -16,9 +16,30 @@ width = null
height = null height = null
config = config =
drawOrder: ["admin", "water", "landuse", "building", "road"] drawOrder: ["admin", "water", "landuse", "building", "road", "poi_label"]
icons:
car: "🚗"
school: "🏫"
marker: "⭐"
'art-gallery': "🎨"
attraction: "❕"
stadium: "🏈"
toilet: "🚽"
cafe: "☕"
laundry: "👚"
bus: "🚌"
restaurant: "🍕"
lodging: "🏨"
'fire-station': "🚒"
shop: "🏬"
pharmacy: "💊"
beer: "🍺"
cinema: "🎦"
layers: layers:
poi_label:
color: "red"
road: road:
color: "white" color: "white"
landuse: landuse:
@ -53,7 +74,7 @@ zlib.gunzip data, (err, buffer) ->
for i in [0...layer.length] for i in [0...layer.length]
feature = layer.feature i feature = layer.feature i
features[name].push features[name].push
type: feature.type type: [undefined, "point", "line", "polygon"][feature.type]
id: feature.id id: feature.id
properties: feature.properties properties: feature.properties
points: feature.loadGeometry() points: feature.loadGeometry()
@ -80,25 +101,29 @@ draw = ->
for layer in config.drawOrder for layer in config.drawOrder
continue unless features[layer] continue unless features[layer]
canvas.strokeStyle = config.layers[layer].color canvas.strokeStyle = canvas.fillStyle = config.layers[layer].color
for feature in features[layer] for feature in features[layer]
for line in feature.points for points in feature.points
found = false
points = for point in line visible = false
points = for point in points
p = [point.x/scale, point.y/scale] p = [point.x/scale, point.y/scale]
if not found and p[0]+view[0]>=0 and p[0]+view[0]<width and p[1]+view[1]>=0 and p[1]+view[1]<height if not visible and p[0]+view[0]>=4 and p[0]+view[0]<width-4 and p[1]+view[1]>=0 and p[1]+view[1]<height
found = true visible = true
p p
continue unless found continue unless visible
canvas.beginPath() switch feature.type
canvas.moveTo points.shift()... when "polygon", "line"
canvas.lineTo point... for point in points canvas.beginPath()
canvas.stroke() canvas.moveTo points.shift()...
canvas.lineTo point... for point in points
canvas.stroke()
when "point"
canvas.fillText (config.icons[feature.properties.maki] or "X"), point... for point in points
canvas.fillStyle = "white"
canvas.fillText "test", 0, 0
canvas.stroke()
canvas.restore() canvas.restore()
flush() flush()