From 2b6e767840292db180d7312aae23db68497e021c Mon Sep 17 00:00:00 2001
From: Jiri Lysek <lysek.jiri@gmail.com>
Date: Mon, 23 Mar 2020 10:10:12 +0100
Subject: [PATCH] encoding color into KML

---
 src/ol/format/KML.js            | 8 +++++++-
 test/spec/ol/format/kml.test.js | 4 +++-
 2 files changed, 10 insertions(+), 2 deletions(-)

diff --git a/src/ol/format/KML.js b/src/ol/format/KML.js
index 2833548651..88b69bbc98 100644
--- a/src/ol/format/KML.js
+++ b/src/ol/format/KML.js
@@ -2452,7 +2452,7 @@ function writeIcon(node, icon, objectStack) {
 // @ts-ignore
 const ICON_STYLE_SEQUENCE = makeStructureNS(
   NAMESPACE_URIS, [
-    'scale', 'heading', 'Icon', 'hotSpot'
+    'scale', 'heading', 'Icon', 'color', 'hotSpot'
   ]);
 
 
@@ -2464,6 +2464,7 @@ const ICON_STYLE_SEQUENCE = makeStructureNS(
 const ICON_STYLE_SERIALIZERS = makeStructureNS(
   NAMESPACE_URIS, {
     'Icon': makeChildAppender(writeIcon),
+    'color': makeChildAppender(writeColorTextNode),
     'heading': makeChildAppender(writeDecimalTextNode),
     'hotSpot': makeChildAppender(writeVec2),
     'scale': makeChildAppender(writeScaleTextNode)
@@ -2519,6 +2520,11 @@ function writeIconStyle(node, style, objectStack) {
     properties['heading'] = rotation; // 0-360
   }
 
+  const color = style.getColor();
+  if (color) {
+    properties['color'] = color;
+  }
+
   const parentNode = objectStack[objectStack.length - 1].node;
   const orderedKeys = ICON_STYLE_SEQUENCE[parentNode.namespaceURI];
   const values = makeSequence(properties, orderedKeys);
diff --git a/test/spec/ol/format/kml.test.js b/test/spec/ol/format/kml.test.js
index 7adedfc2c8..7369705db5 100644
--- a/test/spec/ol/format/kml.test.js
+++ b/test/spec/ol/format/kml.test.js
@@ -2394,7 +2394,8 @@ describe('ol.format.KML', function() {
               rotation: 45,
               scale: 0.5,
               size: [48, 48],
-              src: 'http://foo.png'
+              src: 'http://foo.png',
+              color: 'rgba(255,0,0,1)'
             })
           });
           const imageStyle = style.getImage();
@@ -2420,6 +2421,7 @@ describe('ol.format.KML', function() {
               '          <gx:w>48</gx:w>' +
               '          <gx:h>48</gx:h>' +
               '        </Icon>' +
+              '        <color>ff0000ff</color>' +
               '        <hotSpot x="12" y="12" xunits="pixels" ' +
               '                 yunits="pixels"/>' +
               '      </IconStyle>' +