From fd473eb30c68849d1aa6dc8cbfbb59eb1fe04320 Mon Sep 17 00:00:00 2001
From: johsin18 <johannes@singler.name>
Date: Tue, 21 Aug 2018 13:19:44 +0200
Subject: [PATCH] Water slide (#3346)

---
 amenity-points.mss | 33 +++++++++++++++++++++++++++++++++
 project.mml        |  5 ++++-
 2 files changed, 37 insertions(+), 1 deletion(-)

diff --git a/amenity-points.mss b/amenity-points.mss
index c50ec9a29a..1da3376523 100644
--- a/amenity-points.mss
+++ b/amenity-points.mss
@@ -2910,6 +2910,39 @@
     marker-file: url('symbols/transport_slipway.p.20.svg');
     marker-fill: @transportation-icon;
   }
+
+  [feature = 'attraction_water_slide'] {
+    [zoom >= 16] {
+      [zoom >= 17] {
+        bridgecasing/line-color: black;
+        bridgecasing/line-join: round;
+        bridgecasing/line-smooth: 1;
+        bridgecasing/line-width: 1.25;
+        [zoom >= 18] { bridgecasing/line-width: 2.5; }
+        [zoom >= 19] { bridgecasing/line-width: 5; }
+      }
+      line-color: @pitch;
+      line-join: round;
+      line-cap: round;
+      line-smooth: 1;
+      line-width: 1;
+      [zoom >= 18] { line-width: 2; }
+      [zoom >= 19] { line-width: 4; }
+
+      [zoom >= 19] {
+        text-name: "[name]";
+        text-size: 10;
+        text-face-name: @oblique-fonts;
+        text-fill: darken(@pitch, 40%);
+        text-halo-radius: @standard-halo-radius;
+        text-halo-fill: @standard-halo-fill;
+        text-placement: line;
+        text-vertical-alignment: middle;
+        text-repeat-distance: @waterway-text-repeat-distance;
+        text-dy: 8;
+      }
+    }
+  }
 }
 
 #trees [zoom >= 16] {
diff --git a/project.mml b/project.mml
index eef533a68d..a9cdf8d45f 100644
--- a/project.mml
+++ b/project.mml
@@ -1563,14 +1563,17 @@ Layer:
       table: |-
         (SELECT
           way,
+          name,
           COALESCE(
            'highway_' || CASE WHEN tags @> 'ford=>yes' OR tags @> 'ford=>stepping_stones' THEN 'ford' ELSE NULL END,
-           'leisure_' || CASE WHEN leisure IN ('slipway') THEN leisure ELSE NULL END
+           'leisure_' || CASE WHEN leisure IN ('slipway') THEN leisure ELSE NULL END,
+           'attraction_' || CASE WHEN tags @> 'attraction=>water_slide' THEN 'water_slide' ELSE NULL END
             ) AS feature
           FROM planet_osm_line
           -- The upcoming where clause is needed for performance only, as the CASE statements would end up doing the equivalent filtering
           WHERE tags @> 'ford=>yes' OR tags @> 'ford=>stepping_stones'
             OR leisure IN ('slipway')
+            OR tags @> 'attraction=>water_slide'
         ) AS amenity_line
     properties:
       minzoom: 16