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🎨 respecting feature type set in style (line, fill or symbol)

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This commit is contained in:
Michael Straßburger 2016-11-06 16:04:32 +01:00
parent e9d92a71fa
commit 2e7f9abfeb
2 changed files with 17 additions and 18 deletions
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29
src/Renderer.coffee
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@ -193,7 +193,7 @@ module.exports = class Renderer
continue if feature.id and drawn[feature.id]
drawn[feature.id] = true
@_drawFeature layer, feature, tile.scale, tile.zoom
@_drawFeature tile, feature
@canvas.restore()
@ -211,14 +211,15 @@ module.exports = class Renderer
baseZoom = Math.min @config.maxZoom, Math.floor Math.max 0, zoom
@config.tileSize / @config.projectSize / Math.pow(2, zoom-baseZoom)
_drawFeature: (layer, feature, scale, zoom) ->
style = feature.style
_drawFeature: (tile, feature) ->
return false if feature.style.minzoom and tile.zoom < feature.style.minzoom
return false if style.minzoom and zoom < style.minzoom
toDraw = (@_scaleAndReduce points, tile.scale for points in feature.points)
toDraw = (@_scaleAndReduce points, scale for points in feature.points)
color = style.paint['line-color'] or style.paint['fill-color'] or style.paint['text-color']
color =
feature.style.paint['line-color'] or
feature.style.paint['fill-color'] or
feature.style.paint['text-color']
# TODO: zoom calculation todo for perfect styling
if color instanceof Object
@ -226,15 +227,15 @@ module.exports = class Renderer
colorCode = x256 utils.hex2rgb color
switch feature.type
when "LineString"
width = style.paint['line-width']?.base*1.4 or 1
switch feature.style.type
when "line"
width = feature.style.paint['line-width']?.base*1.4 or 1
@canvas.polyline points, colorCode, width for points in toDraw
when "Polygon"
when "fill"
@canvas.polygon toDraw, colorCode
when "Point"
when "symbol"
text = feature.properties["name_"+@config.language] or
feature.properties["name_en"] or
feature.properties["name"] or
@ -246,11 +247,11 @@ module.exports = class Renderer
for points in toDraw
for point in points
x = point[0] - text.length
margin = @config.layers[layer]?.margin or @config.labelMargin
margin = @config.layers[feature.layer]?.margin or @config.labelMargin
if @labelBuffer.writeIfPossible text, x, point[1], feature, margin
@canvas.text text, x, point[1], colorCode
else if @config.layers[layer]?.cluster and @labelBuffer.writeIfPossible "X", point[0], point[1], feature, 3
else if @config.layers[feature.layer]?.cluster and @labelBuffer.writeIfPossible "X", point[0], point[1], feature, 3
@canvas.text "◉", point[0], point[1], colorCode
_scaleAndReduce: (points, scale) ->

6
src/Tile.coffee
View File

@ -46,9 +46,7 @@ class Tile
#continue if @styler and not @styler.getStyleFor layer, feature
feature = layer.feature i
feature.properties.$type = type =
[undefined, "Point", "LineString", "Polygon"][feature.type]
feature.properties.$type = [undefined, "Point", "LineString", "Polygon"][feature.type]
if @styler
style = @styler.getStyleFor name, feature
@ -62,7 +60,7 @@ class Tile
points: points
properties: feature.properties
id: feature.id
type: type
layer: name
@_addToTree tree, data
data