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🎨 starting refactor, config hash, more todos
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@ -8,7 +8,8 @@ Discover the world in your console - render vector tile maps from any source!
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* [ ] from local mbtiles
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* [ ] from remote url
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* [ ] label drawing
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* [ ] center+zoom based viewport
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* [ ] lat/lng-center + zoom based viewport
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* [ ] TileSource class (abstracting URL, mbtiles, single vector tile source)
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* [ ] zoom while keeping center
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* [ ] API
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* [ ] setCenter
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@ -15,13 +15,20 @@ mouse.start()
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width = null
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height = null
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drawOrder = ["admin", "water", "landuse", "building", "road"]
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layers =
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road: "white"
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landuse: "green"
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water: "blue"
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admin: "red"
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building: 8
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config =
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drawOrder: ["admin", "water", "landuse", "building", "road"]
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layers:
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road:
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color: "white"
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landuse:
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color: "green"
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water:
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color: "blue"
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admin:
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color: "red"
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building:
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color: 8
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canvas = null
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@ -37,11 +44,19 @@ zlib.gunzip data, (err, buffer) ->
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throw new Error err if err
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tile = new VectorTile new Protobuf buffer
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# Load all layers and preparse the included geometries
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for name,layer of tile.layers
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if layers[name]
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if config.layers[name]
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features[name] = []
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for i in [0...layer.length]
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features[name].push layer.feature(i).loadGeometry()
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feature = layer.feature i
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features[name].push
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type: feature.type
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id: feature.id
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properties: feature.properties
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points: feature.loadGeometry()
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draw()
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@ -62,12 +77,12 @@ draw = ->
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canvas.save()
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canvas.translate view[0], view[1]
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for layer in drawOrder
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for layer in config.drawOrder
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continue unless features[layer]
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canvas.strokeStyle = layers[layer]
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canvas.strokeStyle = config.layers[layer].color
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for feature in features[layer]
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for line in feature
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for line in feature.points
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found = false
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points = for point in line
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p = [point.x/scale, point.y/scale]
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@ -81,7 +96,11 @@ draw = ->
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canvas.lineTo point... for point in points
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canvas.stroke()
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canvas.fillStyle = "white"
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canvas.fillText "test", 0, 0
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canvas.stroke()
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canvas.restore()
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flush()
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process.stdout.write getStatus()
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