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signals.mml
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scale: 1
metatile: 2
name: OpenRailwayMap Signals and Train Protection
description: A map style for railway signals and train protection
bounds: &world
- -180
- -85.05112877980659
- 180
- 85.05112877980659
center:
- 0
- 0
- 4
format: png
interactivity: false
minzoom: 0
maxzoom: 22
srs: "+proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 +lon_0=0.0 +x_0=0.0 +y_0=0.0 +k=1.0 +units=m +nadgrids=@null +wktext +no_defs +over"
# Various parts to be included later on
_parts:
extents: &extents
extent: *world
srs-name: "900913"
srs: "+proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 +lon_0=0.0 +x_0=0.0 +y_0=0.0 +k=1.0 +units=m +nadgrids=@null +wktext +no_defs +over"
extents84: &extents84
extent: *world
srs-name: "WGS84"
srs: "+proj=longlat +ellps=WGS84 +datum=WGS84 +no_defs"
osm2pgsql: &osm2pgsql
type: "postgis"
dbname: "gis"
key_field: ""
geometry_field: "way"
extent: "-20037508,-20037508,20037508,20037508"
Stylesheet:
- fonts.mss
- signals.mss
- signals_deactivated.mss
- signal_boxes.mss
- train_protection.mss
- common.mss
Layer:
- id: railway_line_casing
geometry: line
<<: *extents
Datasource:
<<: *osm2pgsql
table: |-
(SELECT
way, railway, usage, service,
disused, construction,
disused_railway,
construction_railway,
CASE WHEN railway = 'rail' AND usage IN ('tourism', 'military', 'test') AND service IS NULL THEN 400
WHEN railway = 'rail' AND usage IS NULL AND service IS NULL THEN 400
WHEN railway = 'rail' AND usage IS NULL AND service = 'siding' THEN 870
WHEN railway = 'rail' AND usage IS NULL AND service = 'yard' THEN 860
WHEN railway = 'rail' AND usage IS NULL AND service = 'spur' THEN 880
WHEN railway = 'rail' AND usage IS NULL AND service = 'crossover' THEN 300
WHEN railway = 'rail' AND usage = 'main' AND service IS NULL THEN 1100
WHEN railway = 'rail' AND usage = 'branch' AND service IS NULL THEN 1000
WHEN railway = 'rail' AND usage = 'industrial' AND service IS NULL THEN 850
WHEN railway = 'rail' AND usage = 'industrial' AND service IN ('siding', 'spur', 'yard', 'crossover') THEN 850
WHEN railway IN ('preserved', 'construction') THEN 400
WHEN railway = 'disused' THEN 300
ELSE 50
END AS rank
FROM
(SELECT
way, railway, usage, service,
tags->'disused' AS disused, construction,
tags->'disused:railway' AS disused_railway,
tags->'construction:railway' AS construction_railway,
layer
FROM openrailwaymap_osm_line
WHERE railway IN ('rail', 'tram', 'light_rail', 'subway', 'narrow_gauge', 'disused', 'construction')
) AS r
ORDER by layer, rank NULLS LAST
) AS railway_line_casing
properties:
minzoom: 9
- id: railway_line_low
geometry: line
<<: *extents
Datasource:
<<: *osm2pgsql
table: |-
(SELECT
way, railway, usage,
NULL AS service,
NULL AS disused, NULL AS construction,
NULL AS disused_railway,
NULL AS construction_railway,
NULL AS disused_usage, NULL AS disused_service,
NULL AS construction_usage, NULL AS construction_service,
NULL AS preserved_railway, NULL AS preserved_service,
NULL AS preserved_usage,
pzb, lzb, zsi127, atb, atb_eg, atb_ng, atb_vv, atc, kvb, tvm, scmt, asfa, ptc, etcs, construction_etcs,
railway_train_protection_rank(pzb, lzb, atb, atb_eg, atb_ng, atb_vv, atc, kvb, tvm, scmt, asfa, ptc, zsi127, etcs, construction_etcs) AS rank
FROM
(SELECT
way, railway, usage,
tags->'railway:pzb' AS pzb,
railway_null_to_no(tags->'railway:lzb') AS lzb,
tags->'railway:zsi127' as zsi127,
tags->'railway:atb' AS atb,
tags->'railway:atb-eg' AS atb_eg,
tags->'railway:atb-ng' AS atb_ng,
tags->'railway:atb-vv' AS atb_vv,
tags->'railway:atc' AS atc,
tags->'railway:kvb' AS kvb,
tags->'railway:tvm' AS tvm,
tags->'railway:scmt' AS scmt,
tags->'railway:asfa' AS asfa,
railway_null_or_zero_to_no(tags->'railway:ptc') AS ptc,
railway_null_or_zero_to_no(tags->'railway:etcs') AS etcs,
railway_null_or_zero_to_no(tags->'construction:railway:etcs') AS construction_etcs
FROM openrailwaymap_osm_line
WHERE railway = 'rail' AND usage IN ('main', 'branch') AND service IS NULL
) AS r
ORDER BY
rank NULLS LAST
) AS openrailwaymap_line_low
properties:
maxzoom: 7
- id: railway_line_med
geometry: line
<<: *extents
Datasource:
<<: *osm2pgsql
table: |-
(SELECT
way, railway, usage,
NULL AS service,
NULL AS disused, NULL AS construction,
NULL AS disused_railway,
NULL AS construction_railway,
NULL AS disused_usage, NULL AS disused_service,
NULL AS construction_usage, NULL AS construction_service,
NULL AS preserved_railway, NULL AS preserved_service,
NULL AS preserved_usage,
pzb, lzb, zsi127, atb, atb_eg, atb_ng, atb_vv, atc, kvb, tvm, scmt, asfa, ptc, etcs, construction_etcs,
railway_train_protection_rank(pzb, lzb, atb, atb_eg, atb_ng, atb_vv, atc, kvb, tvm, scmt, asfa, ptc, zsi127, etcs, construction_etcs) AS rank
FROM
(SELECT
way, railway, usage,
tags->'railway:pzb' AS pzb,
railway_null_to_no(tags->'railway:lzb') AS lzb,
tags->'railway:zsi127' AS zsi127,
tags->'railway:atb' AS atb,
tags->'railway:atb-eg' AS atb_eg,
tags->'railway:atb-ng' AS atb_ng,
tags->'railway:atb-vv' AS atb_vv,
tags->'railway:atc' AS atc,
tags->'railway:kvb' AS kvb,
tags->'railway:tvm' AS tvm,
tags->'railway:scmt' AS scmt,
tags->'railway:asfa' AS asfa,
railway_null_or_zero_to_no(tags->'railway:ptc') AS ptc,
railway_null_or_zero_to_no(tags->'railway:etcs') AS etcs,
railway_null_or_zero_to_no(tags->'construction:railway:etcs') AS construction_etcs
FROM openrailwaymap_osm_line
WHERE railway = 'rail' AND usage = 'main' AND service IS NULL
) AS r
ORDER BY
rank NULLS LAST
) AS railway_line_med
properties:
minzoom: 8
maxzoom: 8
- id: railway_line_fill
geometry: line
<<: *extents
Datasource:
<<: *osm2pgsql
table: |-
(SELECT
way, railway, usage, service,
disused, construction,
disused_railway,
construction_railway,
disused_usage, disused_service,
construction_usage, construction_service,
preserved_railway, preserved_service,
preserved_usage,
pzb, lzb, zsi127, atb, atb_eg, atb_ng, atb_vv, atc, kvb, tvm, scmt, asfa, ptc, etcs, construction_etcs,
railway_train_protection_rank(pzb, lzb, atb, atb_eg, atb_ng, atb_vv, atc, kvb, tvm, scmt, asfa, ptc, zsi127, etcs, construction_etcs) AS rank
FROM
(SELECT
way, railway, usage, service,
tags->'disused' AS disused, construction,
tags->'disused:railway' AS disused_railway,
tags->'construction:railway' AS construction_railway,
tags->'disused:usage' AS disused_usage, tags->'disused:service' AS disused_service,
tags->'construction:usage' AS construction_usage, tags->'construction:service' AS construction_service,
tags->'preserved:railway' AS preserved_railway, tags->'preserved:service' AS preserved_service,
tags->'preserved:usage' AS preserved_usage,
tags->'railway:pzb' AS pzb,
railway_null_to_no(tags->'railway:lzb') AS lzb,
tags->'railway:zsi127' AS zsi127,
tags->'railway:atb' AS atb,
tags->'railway:atb-eg' AS atb_eg,
tags->'railway:atb-ng' AS atb_ng,
tags->'railway:atb-vv' AS atb_vv,
tags->'railway:atc' AS atc,
tags->'railway:kvb' AS kvb,
tags->'railway:tvm' AS tvm,
tags->'railway:scmt' AS scmt,
tags->'railway:asfa' AS asfa,
railway_null_or_zero_to_no(tags->'railway:ptc') AS ptc,
railway_null_or_zero_to_no(tags->'railway:etcs') AS etcs,
railway_null_or_zero_to_no(tags->'construction:railway:etcs') AS construction_etcs,
layer
FROM openrailwaymap_osm_line
WHERE railway IN ('rail', 'tram', 'light_rail', 'subway', 'narrow_gauge', 'disused', 'construction', 'preserved')
) AS r
ORDER BY
layer,
rank NULLS LAST
) AS railway_line_fill
properties:
minzoom: 9
- id: signal_boxes_point
geometry: point
<<: *extents
Datasource:
<<: *osm2pgsql
table: |-
(SELECT
way
FROM (
SELECT
way
FROM openrailwaymap_osm_point
WHERE railway = 'signal_box'
UNION ALL
-- include small signal box polygons as well
SELECT
ST_PointOnSurface(way) AS way
FROM openrailwaymap_osm_polygon
WHERE
railway = 'signal_box'
AND way_area/NULLIF(POW(!scale_denominator!*0.001*0.28,2),0) < 24::real
) AS boxes
) AS signal_boxes_point
properties:
minzoom: 13
- id: signal_boxes_polygon
geometry: polygon
<<: *extents
Datasource:
<<: *osm2pgsql
table: |-
(SELECT
way
FROM openrailwaymap_osm_polygon
WHERE
railway = 'signal_box'
AND way_area/NULLIF(POW(!scale_denominator!*0.001*0.28,2),0) >= 24
) AS signal_boxes_point
properties:
minzoom: 13
- id: railway_signals
geometry: point
<<: *extents
Datasource:
<<: *osm2pgsql
table: |-
(SELECT
way,
railway,
ref,
array_to_string(ref_multiline, E'\n') AS ref_multiline,
array_length(ref_multiline, 1) AS height,
(
SELECT MAX(char_length(ref_ml))
FROM unnest(ref_multiline) AS u(ref_ml)
) AS width,
COALESCE(
tags->'railway:signal:combined',
tags->'railway:signal:main',
tags->'railway:signal:distant',
tags->'railway:signal:train_protection',
tags->'railway:signal:main_repeated',
tags->'railway:signal:minor',
tags->'railway:signal:passing',
tags->'railway:signal:shunting',
tags->'railway:signal:stop',
tags->'railway:signal:stop_demand',
tags->'railway:signal:station_distant',
tags->'railway:signal:crossing_distant',
tags->'railway:signal:crossing',
tags->'railway:signal:ring',
tags->'railway:signal:whistle',
tags->'railway:signal:resetting_switch',
tags->'railway:signal:resetting_switch_distant'
) AS feature,
tags->'railway:signal:passing:caption' AS passing_caption,
tags->'railway:signal:stop:caption' AS stop_caption,
tags->'railway:signal:resetting_switch:caption' AS resetting_switch_caption,
tags->'railway:signal:combined:deactivated' AS combined_deactivated,
tags->'railway:signal:main:deactivated' AS main_deactivated,
tags->'railway:signal:distant:deactivated' AS distant_deactivated,
tags->'railway:signal:train_protection:deactivated' AS train_protection_deactivated,
tags->'railway:signal:main_repeated:deactivated' AS main_repeated_deactivated,
tags->'railway:signal:wrong_road' AS wrong_road,
tags->'railway:signal:wrong_road:form' AS wrong_road_form,
tags->'railway:signal:minor:deactivated' AS minor_deactivated,
tags->'railway:signal:passing:deactivated' AS passing_deactivated,
tags->'railway:signal:shunting:deactivated' AS shunting_deactivated,
tags->'railway:signal:stop:deactivated' AS stop_deactivated,
tags->'railway:signal:stop_demand:deactivated' AS stop_demand_deactivated,
tags->'railway:signal:station:distant:deactivated' AS station_distant_deactivated,
tags->'railway:signal:crossing:distant:deactivated' AS crossing_distant_deactivated,
tags->'railway:signal:crossing:deactivated' AS crossing_deactivated,
tags->'railway:signal:ring:deactivated' AS ring_deactivated,
tags->'railway:signal:whistle:deactivated' AS whistle_deactivated,
tags->'railway:signal:combined:form' AS combined_form,
tags->'railway:signal:main:form' AS main_form,
tags->'railway:signal:distant:form' AS distant_form,
tags->'railway:signal:train_protection:form' AS train_protection_form,
tags->'railway:signal:main_repeated:form' AS main_repeated_form,
tags->'railway:signal:minor:form' AS minor_form,
tags->'railway:signal:passing:form' AS passing_form,
tags->'railway:signal:shunting:form' AS shunting_form,
tags->'railway:signal:stop:form' AS stop_form,
tags->'railway:signal:stop_demand:form' AS stop_demand_form,
tags->'railway:signal:station:distant:form' AS station_distant_form,
tags->'railway:signal:crossing:distant:form' AS crossing_distant_form,
tags->'railway:signal:crossing:form' AS crossing_form,
tags->'railway:signal:ring:form' AS ring_form,
tags->'railway:signal:whistle:form' AS whistle_form,
tags->'railway:signal:combined:height' AS combined_height,
tags->'railway:signal:main:height' AS main_height,
tags->'railway:signal:distant:height' AS distant_height,
tags->'railway:signal:train_protection:height' AS train_protection_height,
tags->'railway:signal:minor:height' AS minor_height,
tags->'railway:signal:passing:height' AS passing_height,
tags->'railway:signal:shunting:height' AS shunting_height,
tags->'railway:signal:stop:height' AS stop_height,
tags->'railway:signal:stop_demand:height' AS stop_demand_height,
tags->'railway:signal:station:distant:height' AS station_distant_height,
tags->'railway:signal:crossing:distant:height' AS crossing_distant_height,
tags->'railway:signal:crossing:height' AS crossing_height,
tags->'railway:signal:ring:height' AS ring_height,
tags->'railway:signal:whistle:height' AS whistle_height,
tags->'railway:signal:combined:states' AS combined_states,
tags->'railway:signal:main:states' AS main_states,
tags->'railway:signal:distant:states' AS distant_states,
tags->'railway:signal:train_protection:states' AS train_protection_states,
tags->'railway:signal:minor:states' AS minor_states,
tags->'railway:signal:passing:states' AS passing_states,
tags->'railway:signal:shunting:states' AS shunting_states,
tags->'railway:signal:stop:states' AS stop_states,
tags->'railway:signal:stop_demand:states' AS stop_demand_states,
tags->'railway:signal:station:distant:states' AS station_distant_states,
tags->'railway:signal:crossing:distant:states' AS crossing_distant_states,
tags->'railway:signal:crossing:states' AS crossing_states,
tags->'railway:signal:ring:states' AS ring_states,
tags->'railway:signal:whistle:states' AS whistle_states,
tags->'railway:signal:combined:repeated' AS combined_repeated,
tags->'railway:signal:main:repeated' AS main_repeated,
tags->'railway:signal:distant:repeated' AS distant_repeated,
tags->'railway:signal:train_protection:repeated' AS train_protection_repeated,
tags->'railway:signal:minor:repeated' AS minor_repeated,
tags->'railway:signal:passing:repeated' AS passing_repeated,
tags->'railway:signal:shunting:repeated' AS shunting_repeated,
tags->'railway:signal:stop:repeated' AS stop_repeated,
tags->'railway:signal:stop_demand:repeated' AS stop_demand_repeated,
tags->'railway:signal:station:distant:repeated' AS station_distant_repeated,
tags->'railway:signal:crossing:distant:repeated' AS crossing_distant_repeated,
tags->'railway:signal:crossing:repeated' AS crossing_repeated,
tags->'railway:signal:ring:repeated' AS ring_repeated,
tags->'railway:signal:whistle:repeated' AS whistle_repeated,
tags->'railway:signal:combined:shortened' AS combined_shortened,
tags->'railway:signal:main:shortened' AS main_shortened,
tags->'railway:signal:distant:shortened' AS distant_shortened,
tags->'railway:signal:train_protection:shortened' AS train_protection_shortened,
tags->'railway:signal:minor:shortened' AS minor_shortened,
tags->'railway:signal:passing:shortened' AS passing_shortened,
tags->'railway:signal:shunting:shortened' AS shunting_shortened,
tags->'railway:signal:stop:shortened' AS stop_shortened,
tags->'railway:signal:stop_demand:shortened' AS stop_demand_shortened,
tags->'railway:signal:station:distant:shortened' AS station_distant_shortened,
tags->'railway:signal:crossing_distant:shortened' AS crossing_distant_shortened,
tags->'railway:signal:crossing:shortened' AS crossing_shortened,
tags->'railway:signal:ring:shortened' AS ring_shortened,
tags->'railway:signal:whistle:shortened' AS whistle_shortened,
tags->'railway:signal:combined:only_transit' AS combined_only_transit,
tags->'railway:signal:main:only_transit' AS main_only_transit,
tags->'railway:signal:distant:only_transit' AS distant_only_transit,
tags->'railway:signal:train_protection:only_transit' AS train_protection_only_transit,
tags->'railway:signal:minor:only_transit' AS minor_only_transit,
tags->'railway:signal:passing:only_transit' AS passing_only_transit,
tags->'railway:signal:shunting:only_transit' AS shunting_only_transit,
tags->'railway:signal:stop:only_transit' AS stop_only_transit,
tags->'railway:signal:stop_demand:only_transit' AS stop_demand_only_transit,
tags->'railway:signal:station:distant:only_transit' AS station_distant_only_transit,
tags->'railway:signal:crossing:distant:only_transit' AS crossing_distant_only_transit,
tags->'railway:signal:crossing:only_transit' AS crossing_only_transit,
tags->'railway:signal:ring:only_transit' AS ring_only_transit,
tags->'railway:signal:whistle:only_transit' AS whistle_only_transit,
tags->'railway:signal:combined:type' AS combined_type,
tags->'railway:signal:main:type' AS main_type,
tags->'railway:signal:distant:type' AS distant_type,
tags->'railway:signal:train_protection:type' AS train_protection_type,
tags->'railway:signal:minor:type' AS minor_type,
tags->'railway:signal:passing:type' AS passing_type,
tags->'railway:signal:shunting:type' AS shunting_type,
tags->'railway:signal:stop:type' AS stop_type,
tags->'railway:signal:stop_demand:type' AS stop_demand_type,
tags->'railway:signal:station:distant:type' AS station_distant_type,
tags->'railway:signal:crossing:distant:type' AS crossing_distant_type,
tags->'railway:signal:crossing:type' AS crossing_type,
tags->'railway:signal:ring:type' AS ring_type,
tags->'railway:signal:whistle:type' AS whistle_type,
tags->'railway:signal:train_protection:shape' AS train_protection_shape,
tags->'railway:signal:resetting_switch:form' AS resetting_switch_form,
tags->'railway:signal:resetting_switch_distant:form' AS resetting_switch_distant_form
FROM openrailwaymap_osm_signals
WHERE
(railway IN ('signal', 'buffer_stop') AND "signal_direction" IS NOT NULL)
OR railway = 'derail'
ORDER BY
-- distant signals are less important, signals for slower speeds are more important
(CASE
WHEN railway_has_key(tags, 'railway:signal:main') THEN 10000
WHEN railway_has_key(tags, 'railway:signal:combined') THEN 10000
WHEN railway_has_key(tags, 'railway:signal:distant') THEN 9000
WHEN railway_has_key(tags, 'railway:signal:train_protection') THEN 8500
WHEN railway_has_key(tags, 'railway:signal:main_repeated') THEN 8000
WHEN railway_has_key(tags, 'railway:signal:minor') THEN 4000
WHEN railway_has_key(tags, 'railway:signal:passing') THEN 3500
WHEN railway_has_key(tags, 'railway:signal:shunting') THEN 3000
WHEN railway_has_key(tags, 'railway:signal:stop') THEN 1000
WHEN railway_has_key(tags, 'railway:signal:stop_demand') THEN 900
WHEN railway_has_key(tags, 'railway:signal:station_distant') THEN 550
WHEN railway_has_key(tags, 'railway:signal:crossing') THEN 1000
WHEN railway_has_key(tags, 'railway:signal:crossing_distant') THEN 500
WHEN railway_has_key(tags, 'railway:signal:ring') THEN 500
WHEN railway_has_key(tags, 'railway:signal:whistle') THEN 500
ELSE 0
END) ASC NULLS FIRST
) AS railway_signals
properties:
minzoom: 14
- id: signal_boxes_text
geometry: point
<<: *extents
Datasource:
<<: *osm2pgsql
table: |-
(SELECT
way,
ref,
name,
is_point,
way_area
FROM (
SELECT
way,
tags->'railway:ref' AS ref,
name,
1::int AS is_point,
0::real AS way_area
FROM openrailwaymap_osm_point
WHERE railway = 'signal_box'
UNION ALL
SELECT
ST_PointOnSurface(way) AS way,
tags->'railway:ref' AS ref,
-- (way_area/NULLIF(POW(!scale_denominator!*0.001*0.28, 2),0))::text AS ref,
name,
CASE
WHEN way_area/NULLIF(POW(!scale_denominator!*0.001*0.28,2),0) < 24::real THEN 1::int
ELSE 0::int
END AS is_point,
way_area
FROM openrailwaymap_osm_polygon
WHERE railway = 'signal_box'
) AS pointpolygons
ORDER BY way_area DESC NULLS LAST
) AS signal_boxes_text
properties:
minzoom: 13