forked from gravitystorm/openstreetmap-carto
/
treeinspector.mml
186 lines (184 loc) · 6.45 KB
/
treeinspector.mml
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scale: 1
metatile: 2
name: OpenStreetMap Carto tree symbols
description: Tree symbol inspector for OSM-Carto alternative colors
bounds: &world
- -180
- -85.05112877980659
- 180
- 85.05112877980659
center:
- 0
- 0
- 4
format: png
interactivity: false
minzoom: 0
maxzoom: 8
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 are used for tilemill, and don't actually make it to the generated XML
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:
- style/treeinspector.mss
Layer:
- id: tree_symbols_compact
geometry: polygon
<<: *extents
Datasource:
<<: *osm2pgsql
table: |-
(SELECT
ST_Translate(
way,
ST_X(point),
ST_Y(point)
) AS way
FROM
(SELECT
way,
CASE
WHEN ((symbol_size % 2) = 0) THEN
ST_SnapToGrid(
point,
NULLIF(!scale_denominator!*0.001*0.28,0), NULLIF(!scale_denominator!*0.001*0.28,0))
ELSE
ST_SnapToGrid(
point,
0.5*NULLIF(!scale_denominator!*0.001*0.28,0), 0.5*NULLIF(!scale_denominator!*0.001*0.28,0),
NULLIF(!scale_denominator!*0.001*0.28,0), NULLIF(!scale_denominator!*0.001*0.28,0))
END
AS point
FROM (SELECT
ST_TransScale(
way,
-width*0.5,
-height*0.5,
NULLIF(!scale_denominator!*0.001*0.28,0),
NULLIF(!scale_denominator!*0.001*0.28,0)
) AS way,
ST_Point(
-256*NULLIF(!scale_denominator!*0.001*0.28,0)
-((CASE
WHEN leaf_type IN ('broadleaved') THEN 1*(3 + 2.0/50)
WHEN leaf_type IN ('needleleaved') THEN 2*(3 + 2.0/50)
WHEN leaf_type IN ('palm') THEN 3*(3 + 2.0/50)
ELSE 0
END +
CASE
WHEN leaf_cycle IN ('evergreen') THEN 1
WHEN leaf_cycle IN ('deciduous') THEN 2
ELSE 0
END)*50)*NULLIF(!scale_denominator!*0.001*0.28,0),
(SELECT SUM(CASE WHEN (g > 17) AND (g % 2) = 0 THEN 0 ELSE g+2 END) FROM generate_series(1, symbol_size) AS g)*NULLIF(!scale_denominator!*0.001*0.28,0)
) AS point,
name,
symbol_size
FROM carto_symbols WHERE symbol_size < 18 OR (symbol_size % 2) != 0
) AS _
) AS features
) AS tree_symbols
properties:
minzoom: 0
- id: tree_symbols
geometry: polygon
<<: *extents
Datasource:
<<: *osm2pgsql
table: |-
(SELECT
ST_Translate(
way,
ST_X(point),
ST_Y(point)
) AS way
FROM
(SELECT
way,
CASE
WHEN ((symbol_size % 2) = 0) THEN
ST_SnapToGrid(
point,
NULLIF(!scale_denominator!*0.001*0.28,0), NULLIF(!scale_denominator!*0.001*0.28,0))
ELSE
ST_SnapToGrid(
point,
0.5*NULLIF(!scale_denominator!*0.001*0.28,0), 0.5*NULLIF(!scale_denominator!*0.001*0.28,0),
NULLIF(!scale_denominator!*0.001*0.28,0), NULLIF(!scale_denominator!*0.001*0.28,0))
END
AS point
FROM (SELECT
ST_TransScale(
way,
-width*0.5,
-height*0.5,
NULLIF(!scale_denominator!*0.001*0.28,0),
NULLIF(!scale_denominator!*0.001*0.28,0)
) AS way,
ST_Point(
((CASE
WHEN leaf_type IN ('broadleaved') THEN 4
WHEN leaf_type IN ('needleleaved') THEN 8
WHEN leaf_type IN ('palm') THEN 12
ELSE 0
END +
CASE
WHEN leaf_cycle IN ('evergreen') THEN 1
WHEN leaf_cycle IN ('deciduous') THEN 2
ELSE 0
END)*256)*NULLIF(!scale_denominator!*0.001*0.28,0),
(SELECT SUM(g+2) FROM generate_series(1, symbol_size) AS g)*NULLIF(!scale_denominator!*0.001*0.28,0)
) AS point,
name,
symbol_size
FROM carto_symbols
) AS _
) AS features
) AS tree_symbols
properties:
minzoom: 0
- id: labels
geometry: point
<<: *extents
Datasource:
<<: *osm2pgsql
table: |-
(SELECT
way,
CONCAT(name, ' (', symbol_size::text, ')') AS name
FROM (SELECT
ST_Point(
((CASE
WHEN leaf_type IN ('broadleaved') THEN 4
WHEN leaf_type IN ('needleleaved') THEN 8
WHEN leaf_type IN ('palm') THEN 12
ELSE 0
END +
CASE
WHEN leaf_cycle IN ('evergreen') THEN 1
WHEN leaf_cycle IN ('deciduous') THEN 2
ELSE 0
END)*256-width*0.5-6)*NULLIF(!scale_denominator!*0.001*0.28,0),
(SELECT SUM(g+2) FROM generate_series(1, symbol_size) AS g)*NULLIF(!scale_denominator!*0.001*0.28,0)
) AS way,
name,
symbol_size
FROM carto_symbols
) AS features
) AS labels
properties:
minzoom: 0