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Major breakthrough, just some artifacting to resolve

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This commit is contained in:
stirringhalo
2017-01-28 10:54:52 -05:00
parent e10e2b9b94
commit 199095a2ba
39 changed files with 1179 additions and 264 deletions
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28
layers/waterway/waterway.sql
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@@ -1,60 +1,66 @@
-- etldoc: ne_110m_rivers_lake_centerlines -> waterway_z3
CREATE OR REPLACE VIEW waterway_z3 AS (
SELECT geometry, 'river'::text AS class, NULL::text AS name FROM ne_110m_rivers_lake_centerlines
SELECT geometry, 'river'::text AS class, NULL::text AS name, NULL::text AS name_en
FROM ne_110m_rivers_lake_centerlines
WHERE featurecla = 'River'
);
-- etldoc: ne_50m_rivers_lake_centerlines -> waterway_z4
CREATE OR REPLACE VIEW waterway_z4 AS (
SELECT geometry, 'river'::text AS class, NULL::text AS name FROM ne_50m_rivers_lake_centerlines
SELECT geometry, 'river'::text AS class, NULL::text AS name, NULL::text AS name_en
FROM ne_50m_rivers_lake_centerlines
WHERE featurecla = 'River'
);
-- etldoc: ne_10m_rivers_lake_centerlines -> waterway_z6
CREATE OR REPLACE VIEW waterway_z6 AS (
SELECT geometry, 'river'::text AS class, NULL::text AS name FROM ne_10m_rivers_lake_centerlines
SELECT geometry, 'river'::text AS class, NULL::text AS name, NULL::text AS name_en
FROM ne_10m_rivers_lake_centerlines
WHERE featurecla = 'River'
);
-- etldoc: osm_important_waterway_linestring_gen3 -> waterway_z9
CREATE OR REPLACE VIEW waterway_z9 AS (
SELECT geometry, 'river'::text AS class, name FROM osm_important_waterway_linestring_gen3
SELECT geometry, 'river'::text AS class, name, name_en FROM osm_important_waterway_linestring_gen3
);
-- etldoc: osm_important_waterway_linestring_gen2 -> waterway_z10
CREATE OR REPLACE VIEW waterway_z10 AS (
SELECT geometry, 'river'::text AS class, name FROM osm_important_waterway_linestring_gen2
SELECT geometry, 'river'::text AS class, name, name_en FROM osm_important_waterway_linestring_gen2
);
-- etldoc:osm_important_waterway_linestring_gen1 -> waterway_z11
CREATE OR REPLACE VIEW waterway_z11 AS (
SELECT geometry, 'river'::text AS class, name FROM osm_important_waterway_linestring_gen1
SELECT geometry, 'river'::text AS class, name, name_en FROM osm_important_waterway_linestring_gen1
);
-- etldoc: osm_waterway_linestring -> waterway_z12
CREATE OR REPLACE VIEW waterway_z12 AS (
SELECT geometry, waterway AS class, name FROM osm_waterway_linestring
SELECT geometry, waterway AS class, name, name_en FROM osm_waterway_linestring
WHERE waterway IN ('river', 'canal')
);
-- etldoc: osm_waterway_linestring -> waterway_z13
CREATE OR REPLACE VIEW waterway_z13 AS (
SELECT geometry, waterway::text AS class, name FROM osm_waterway_linestring
SELECT geometry, waterway::text AS class, name, name_en FROM osm_waterway_linestring
WHERE waterway IN ('river', 'canal', 'stream', 'drain', 'ditch')
);
-- etldoc: osm_waterway_linestring -> waterway_z14
CREATE OR REPLACE VIEW waterway_z14 AS (
SELECT geometry, waterway::text AS class, name FROM osm_waterway_linestring
SELECT geometry, waterway::text AS class, name, name_en FROM osm_waterway_linestring
);
-- etldoc: layer_waterway[shape=record fillcolor=lightpink, style="rounded,filled",
-- etldoc: label="layer_waterway | <z3> z3 |<z4_5> z4-z5 |<z6_8> z6-8 | <z9> z9 |<z10> z10 |<z11> z11 |<z12> z12|<z13> z13|<z14> z14+" ];
CREATE OR REPLACE FUNCTION layer_waterway(bbox geometry, zoom_level int)
RETURNS TABLE(geometry geometry, class text, name text) AS $$
SELECT geometry, class, NULLIF(name, '') AS name FROM (
RETURNS TABLE(geometry geometry, class text, name text, name_en text) AS $$
SELECT geometry, class,
NULLIF(name, '') AS name,
COALESCE(NULLIF(name_en, ''), name) AS name_en
FROM (
-- etldoc: waterway_z3 -> layer_waterway:z3
SELECT * FROM waterway_z3 WHERE zoom_level = 3
UNION ALL