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🎨 improving Styler condition parser, adding main.js

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This commit is contained in:
Michael Straßburger 2016-09-21 21:52:35 +02:00
parent 1acde4d1d3
commit d7c7500a7f
9 changed files with 946 additions and 26 deletions
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39
LabelBuffer.coffee Normal file
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@ -0,0 +1,39 @@
###
termap - Terminal Map Viewer
by Michael Strassburger <codepoet@cpan.org>
Using 2D spatial indexing to avoid overlapping labels and markers
Future: to detect collision on mouse interaction
###
rbush = require 'rbush'
module.exports = class LabelBuffer
tree: null
margin: 5
constructor: (@width, @height) ->
@tree = rbush()
clear: ->
@tree.clear()
project: (x, y) ->
[Math.floor(x/2), Math.floor(y/4)]
writeIfPossible: (text, x, y) ->
point = @project x, y
if @_hasSpace text, point[0], point[1]
@tree.insert @_calculateArea text, point[0], point[1]
else
false
_hasSpace: (text, x, y) ->
not @tree.collides @_calculateArea text, x, y, 0
_calculateArea: (text, x, y, margin = @margin) ->
minX: x-margin
minY: y-margin
maxX: x+margin+text.length
maxY: y+margin

21
main.js Normal file
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@ -0,0 +1,21 @@
/*#
termap - Terminal Map Viewer
by Michael Strassburger <codepoet@cpan.org>
Discover the planet in your console!
This scripts boots up the application.
TODO: params parsing and so on
#*/
require('coffee-script/register');
const fs = require('fs');
const Termap = require(__dirname+'/src/Termap');
termap = new Termap();
// TODO: abstracing this class, create loader class
data = fs.readFileSync(__dirname+"/tiles/regensburg.pbf.gz");
termap.renderer.features = termap.renderer._getFeatures(termap.renderer._parseTile(data));
termap._draw();

2
package.json
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@ -4,7 +4,7 @@
"description": "Terminal Map Viewer", "description": "Terminal Map Viewer",
"main": "termap.coffee", "main": "termap.coffee",
"scripts": { "scripts": {
"start": "./node_modules/coffee-script/bin/coffee termap.coffee", "start": "node main",
"test": "echo \"Error: no test specified\" && exit 1" "test": "echo \"Error: no test specified\" && exit 1"
}, },
"keywords": [ "keywords": [

18
src/Renderer.coffee
View File

@ -148,7 +148,7 @@ module.exports = class Renderer
_drawFeature: (layer, feature, scale) -> _drawFeature: (layer, feature, scale) ->
# TODO: this is ugly :) need to be fixed @style # TODO: this is ugly :) need to be fixed @style
return false if feature.properties.class is "ferry" #return false if feature.properties.class is "ferry"
feature.type = "LineString" if layer is "building" or layer is "road" feature.type = "LineString" if layer is "building" or layer is "road"
toDraw = [] toDraw = []
@ -169,16 +169,16 @@ module.exports = class Renderer
continue unless visible continue unless visible
toDraw.push projectedPoints toDraw.push projectedPoints
if style = @styler.getStyleFor layer, feature, 14 unless style = @styler.getStyleFor layer, feature, 14
color = style.paint['line-color'] or style.paint['fill-color'] return false
# TODO: zoom calculation todo for perfect styling color = style.paint['line-color'] or style.paint['fill-color'] or style.paint['text-color']
if color instanceof Object
color = color.stops[0][1]
@canvas.fillStyle = @canvas.strokeStyle = x256 utils.hex2rgb color # TODO: zoom calculation todo for perfect styling
else if color instanceof Object
@canvas.strokeStyle = @canvas.fillStyle = @config.layers[layer].color color = color.stops[0][1]
@canvas.fillStyle = @canvas.strokeStyle = x256 utils.hex2rgb color
switch feature.type switch feature.type
when "LineString" when "LineString"

4
src/Styler.coffee
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@ -47,10 +47,10 @@ module.exports = class Styler
true true
when "==" when "=="
feature.properties[filter[0]] is filter[1] feature.properties[filter[1]] is filter[2]
when "!=" when "!="
feature.properties[filter[0]] isnt filter[1] feature.properties[filter[2]] isnt filter[2]
when "in" when "in"
field = filter[1] field = filter[1]

2
src/Termap.coffee
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@ -1,6 +1,8 @@
### ###
termap - Terminal Map Viewer termap - Terminal Map Viewer
by Michael Strassburger <codepoet@cpan.org> by Michael Strassburger <codepoet@cpan.org>
UI and central command center
### ###
keypress = require 'keypress' keypress = require 'keypress'

867
styles/basic.json Normal file
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@ -0,0 +1,867 @@
{
"version": 8,
"name": "Basic",
"metadata": {
"mapbox:autocomposite": true,
"mapbox:type": "template"
},
"sources": {
"mapbox": {
"url": "mapbox://mapbox.mapbox-streets-v7",
"type": "vector"
}
},
"sprite": "mapbox://sprites/mapbox/basic-v9",
"glyphs": "mapbox://fonts/mapbox/{fontstack}/{range}.pbf",
"layers": [
{
"id": "background",
"type": "background",
"paint": {
"background-color": "#dedede"
},
"interactive": true
},
{
"id": "landuse_overlay_national_park",
"type": "fill",
"source": "mapbox",
"source-layer": "landuse_overlay",
"filter": [
"==",
"class",
"national_park"
],
"paint": {
"fill-color": "#d2edae",
"fill-opacity": 0.75
},
"interactive": true
},
{
"id": "landuse_park",
"type": "fill",
"source": "mapbox",
"source-layer": "landuse",
"filter": [
"==",
"class",
"park"
],
"paint": {
"fill-color": "#d2edae"
},
"interactive": true
},
{
"id": "waterway",
"type": "line",
"source": "mapbox",
"source-layer": "waterway",
"filter": [
"all",
[
"==",
"$type",
"LineString"
],
[
"in",
"class",
"river",
"canal"
]
],
"paint": {
"line-color": "#a0cfdf",
"line-width": {
"base": 1.4,
"stops": [
[
8,
0.5
],
[
20,
15
]
]
}
},
"interactive": true
},
{
"id": "water",
"type": "fill",
"source": "mapbox",
"source-layer": "water",
"paint": {
"fill-color": "#a0cfdf"
},
"interactive": true
},
{
"id": "building",
"type": "fill",
"source": "mapbox",
"source-layer": "building",
"paint": {
"fill-color": "#d6d6d6"
},
"interactive": true
},
{
"interactive": true,
"layout": {
"line-cap": "butt",
"line-join": "miter"
},
"filter": [
"all",
[
"==",
"$type",
"LineString"
],
[
"all",
[
"in",
"class",
"motorway_link",
"street",
"street_limited",
"service",
"track",
"pedestrian",
"path",
"link"
],
[
"==",
"structure",
"tunnel"
]
]
],
"type": "line",
"source": "mapbox",
"id": "tunnel_minor",
"paint": {
"line-color": "#efefef",
"line-width": {
"base": 1.55,
"stops": [
[
4,
0.25
],
[
20,
30
]
]
},
"line-dasharray": [
0.36,
0.18
]
},
"source-layer": "road"
},
{
"interactive": true,
"layout": {
"line-cap": "butt",
"line-join": "miter"
},
"filter": [
"all",
[
"==",
"$type",
"LineString"
],
[
"all",
[
"in",
"class",
"motorway",
"primary",
"secondary",
"tertiary",
"trunk"
],
[
"==",
"structure",
"tunnel"
]
]
],
"type": "line",
"source": "mapbox",
"id": "tunnel_major",
"paint": {
"line-color": "#fff",
"line-width": {
"base": 1.4,
"stops": [
[
6,
0.5
],
[
20,
30
]
]
},
"line-dasharray": [
0.28,
0.14
]
},
"source-layer": "road"
},
{
"interactive": true,
"layout": {
"line-cap": "round",
"line-join": "round"
},
"filter": [
"all",
[
"==",
"$type",
"LineString"
],
[
"all",
[
"in",
"class",
"motorway_link",
"street",
"street_limited",
"service",
"track",
"pedestrian",
"path",
"link"
],
[
"in",
"structure",
"none",
"ford"
]
]
],
"type": "line",
"source": "mapbox",
"id": "road_minor",
"paint": {
"line-color": "#efefef",
"line-width": {
"base": 1.55,
"stops": [
[
4,
0.25
],
[
20,
30
]
]
}
},
"source-layer": "road"
},
{
"interactive": true,
"layout": {
"line-cap": "round",
"line-join": "round"
},
"filter": [
"all",
[
"==",
"$type",
"LineString"
],
[
"all",
[
"in",
"class",
"motorway",
"primary",
"secondary",
"tertiary",
"trunk"
],
[
"in",
"structure",
"none",
"ford"
]
]
],
"type": "line",
"source": "mapbox",
"id": "road_major",
"paint": {
"line-color": "#fff",
"line-width": {
"base": 1.4,
"stops": [
[
6,
0.5
],
[
20,
30
]
]
}
},
"source-layer": "road"
},
{
"interactive": true,
"layout": {
"line-cap": "butt",
"line-join": "miter"
},
"filter": [
"all",
[
"==",
"$type",
"LineString"
],
[
"all",
[
"in",
"class",
"motorway_link",
"street",
"street_limited",
"service",
"track",
"pedestrian",
"path",
"link"
],
[
"==",
"structure",
"bridge"
]
]
],
"type": "line",
"source": "mapbox",
"id": "bridge_minor case",
"paint": {
"line-color": "#dedede",
"line-width": {
"base": 1.6,
"stops": [
[
12,
0.5
],
[
20,
10
]
]
},
"line-gap-width": {
"base": 1.55,
"stops": [
[
4,
0.25
],
[
20,
30
]
]
}
},
"source-layer": "road"
},
{
"interactive": true,
"layout": {
"line-cap": "butt",
"line-join": "miter"
},
"filter": [
"all",
[
"==",
"$type",
"LineString"
],
[
"all",
[
"in",
"class",
"motorway",
"primary",
"secondary",
"tertiary",
"trunk"
],
[
"==",
"structure",
"bridge"
]
]
],
"type": "line",
"source": "mapbox",
"id": "bridge_major case",
"paint": {
"line-color": "#dedede",
"line-width": {
"base": 1.6,
"stops": [
[
12,
0.5
],
[
20,
10
]
]
},
"line-gap-width": {
"base": 1.55,
"stops": [
[
4,
0.25
],
[
20,
30
]
]
}
},
"source-layer": "road"
},
{
"interactive": true,
"layout": {
"line-cap": "round",
"line-join": "round"
},
"filter": [
"all",
[
"==",
"$type",
"LineString"
],
[
"all",
[
"in",
"class",
"motorway_link",
"street",
"street_limited",
"service",
"track",
"pedestrian",
"path",
"link"
],
[
"==",
"structure",
"bridge"
]
]
],
"type": "line",
"source": "mapbox",
"id": "bridge_minor",
"paint": {
"line-color": "#efefef",
"line-width": {
"base": 1.55,
"stops": [
[
4,
0.25
],
[
20,
30
]
]
}
},
"source-layer": "road"
},
{
"interactive": true,
"layout": {
"line-cap": "round",
"line-join": "round"
},
"filter": [
"all",
[
"==",
"$type",
"LineString"
],
[
"all",
[
"in",
"class",
"motorway",
"primary",
"secondary",
"tertiary",
"trunk"
],
[
"==",
"structure",
"bridge"
]
]
],
"type": "line",
"source": "mapbox",
"id": "bridge_major",
"paint": {
"line-color": "#fff",
"line-width": {
"base": 1.4,
"stops": [
[
6,
0.5
],
[
20,
30
]
]
}
},
"source-layer": "road"
},
{
"interactive": true,
"layout": {
"line-cap": "round",
"line-join": "round"
},
"filter": [
"all",
[
"==",
"$type",
"LineString"
],
[
"all",
[
"<=",
"admin_level",
2
],
[
"==",
"maritime",
0
]
]
],
"type": "line",
"source": "mapbox",
"id": "admin_country",
"paint": {
"line-color": "#8b8a8a",
"line-width": {
"base": 1.3,
"stops": [
[
3,
0.5
],
[
22,
15
]
]
}
},
"source-layer": "admin"
},
{
"interactive": true,
"minzoom": 5,
"layout": {
"icon-image": "{maki}-11",
"text-offset": [
0,
0.5
],
"text-field": "{name_en}",
"text-font": [
"Open Sans Semibold",
"Arial Unicode MS Bold"
],
"text-max-width": 8,
"text-anchor": "top",
"text-size": 11,
"icon-size": 1
},
"filter": [
"all",
[
"==",
"$type",
"Point"
],
[
"all",
[
"==",
"scalerank",
1
],
[
"==",
"localrank",
1
]
]
],
"type": "symbol",
"source": "mapbox",
"id": "poi_label",
"paint": {
"text-color": "#666",
"text-halo-width": 1,
"text-halo-color": "rgba(255,255,255,0.75)",
"text-halo-blur": 1
},
"source-layer": "poi_label"
},
{
"interactive": true,
"layout": {
"symbol-placement": "line",
"text-field": "{name_en}",
"text-font": [
"Open Sans Semibold",
"Arial Unicode MS Bold"
],
"text-transform": "uppercase",
"text-letter-spacing": 0.1,
"text-size": {
"base": 1.4,
"stops": [
[
10,
8
],
[
20,
14
]
]
}
},
"filter": [
"all",
[
"==",
"$type",
"LineString"
],
[
"in",
"class",
"motorway",
"primary",
"secondary",
"tertiary",
"trunk"
]
],
"type": "symbol",
"source": "mapbox",
"id": "road_major_label",
"paint": {
"text-color": "#666",
"text-halo-color": "rgba(255,255,255,0.75)",
"text-halo-width": 2
},
"source-layer": "road_label"
},
{
"interactive": true,
"minzoom": 8,
"layout": {
"text-field": "{name_en}",
"text-font": [
"Open Sans Semibold",
"Arial Unicode MS Bold"
],
"text-max-width": 6,
"text-size": {
"stops": [
[
6,
12
],
[
12,
16
]
]
}
},
"filter": [
"all",
[
"==",
"$type",
"Point"
],
[
"in",
"type",
"town",
"village",
"hamlet",
"suburb",
"neighbourhood",
"island"
]
],
"type": "symbol",
"source": "mapbox",
"id": "place_label_other",
"paint": {
"text-color": "#666",
"text-halo-color": "rgba(255,255,255,0.75)",
"text-halo-width": 1,
"text-halo-blur": 1
},
"source-layer": "place_label"
},
{
"interactive": true,
"layout": {
"text-field": "{name_en}",
"text-font": [
"Open Sans Bold",
"Arial Unicode MS Bold"
],
"text-max-width": 10,
"text-size": {
"stops": [
[
3,
12
],
[
8,
16
]
]
}
},
"maxzoom": 16,
"filter": [
"all",
[
"==",
"$type",
"Point"
],
[
"==",
"type",
"city"
]
],
"type": "symbol",
"source": "mapbox",
"id": "place_label_city",
"paint": {
"text-color": "#666",
"text-halo-color": "rgba(255,255,255,0.75)",
"text-halo-width": 1,
"text-halo-blur": 1
},
"source-layer": "place_label"
},
{
"interactive": true,
"layout": {
"text-field": "{name_en}",
"text-font": [
"Open Sans Regular",
"Arial Unicode MS Regular"
],
"text-max-width": 10,
"text-size": {
"stops": [
[
3,
14
],
[
8,
22
]
]
}
},
"maxzoom": 12,
"filter": [
"==",
"$type",
"Point"
],
"type": "symbol",
"source": "mapbox",
"id": "country_label",
"paint": {
"text-color": "#666",
"text-halo-color": "rgba(255,255,255,0.75)",
"text-halo-width": 1,
"text-halo-blur": 1
},
"source-layer": "country_label"
}
]
}

10
styles/bright.json
View File

@ -988,7 +988,7 @@
"type": "symbol", "type": "symbol",
"id": "poi_label_4", "id": "poi_label_4",
"paint": { "paint": {
"text-color": "#666" "text-color": "#aa0"
}, },
"source-layer": "poi_label", "source-layer": "poi_label",
"filter": [ "filter": [
@ -1013,7 +1013,7 @@
"type": "symbol", "type": "symbol",
"id": "poi_label_3", "id": "poi_label_3",
"paint": { "paint": {
"text-color": "#666" "text-color": "#cc0"
}, },
"source-layer": "poi_label", "source-layer": "poi_label",
"filter": [ "filter": [
@ -1038,7 +1038,7 @@
"type": "symbol", "type": "symbol",
"id": "poi_label_2", "id": "poi_label_2",
"paint": { "paint": {
"text-color": "#666" "text-color": "#ee0"
}, },
"source-layer": "poi_label", "source-layer": "poi_label",
"filter": [ "filter": [
@ -1074,7 +1074,7 @@
"type": "symbol", "type": "symbol",
"id": "poi_label_1", "id": "poi_label_1",
"paint": { "paint": {
"text-color": "#666" "text-color": "#ff0"
}, },
"source-layer": "poi_label", "source-layer": "poi_label",
"filter": [ "filter": [
@ -1242,7 +1242,7 @@
"type": "symbol", "type": "symbol",
"id": "place_label_city", "id": "place_label_city",
"paint": { "paint": {
"text-color": "#333" "text-color": "#f00"
}, },
"source-layer": "place_label", "source-layer": "place_label",
"filter": [ "filter": [

9
termap.coffee
View File

@ -1,9 +0,0 @@
fs = require 'fs'
Termap = require __dirname+'/src/Termap'
termap = new Termap()
# TODO: abstracing this class, create loader class
data = fs.readFileSync __dirname+"/tiles/regensburg.pbf.gz"
termap.renderer.features = termap.renderer._getFeatures termap.renderer._parseTile data
termap._draw()