From 61569d29c765bc16ed6f45ca353c2e287c48a48d Mon Sep 17 00:00:00 2001
From: Sara <sarasdj@stud.ntnu.no>
Date: Wed, 20 Mar 2024 17:41:26 +0100
Subject: [PATCH] update: add color value mapping
---
app/lib/widgets/choropleth_map.dart | 31 +++++++++++++++++++++++++----
1 file changed, 27 insertions(+), 4 deletions(-)
diff --git a/app/lib/widgets/choropleth_map.dart b/app/lib/widgets/choropleth_map.dart
index 655b54ad..5e043c15 100644
--- a/app/lib/widgets/choropleth_map.dart
+++ b/app/lib/widgets/choropleth_map.dart
@@ -66,7 +66,29 @@ class _ChoroplethMapState extends State<ChoroplethMap> {
shapeDataField: 'sub_div_id',
dataCount: count,
primaryValueMapper: (int index) => subdivisions[index].sub_div_id,
- shapeColorValueMapper: (int index) => subdivisions[index].color,
+ shapeColorValueMapper: (int index) => subdivisions[index].avgThickness,
+ shapeColorMappers: const [
+ MapColorMapper(
+ from: 0,
+ to: 4,
+ color: Color(0xFFff0000),
+ text: '{0},{25}'),
+ MapColorMapper(
+ from: 4,
+ to: 7,
+ color: Color(0xffff6a00),
+ text: '75'),
+ MapColorMapper(
+ from: 7,
+ to: 10,
+ color: Color(0xFFb1ff00),
+ text: '150'),
+ MapColorMapper(
+ from: 10,
+ to: 400,
+ color: Color(0xff4fa8d7),
+ text: '400'),
+ ],
),
zoomPanBehavior: _zoomPanBehavior,
strokeColor: Colors.blue.shade50,
@@ -75,12 +97,13 @@ class _ChoroplethMapState extends State<ChoroplethMap> {
onSelectionChanged: (int index) {
setState(() {
selectedIndex = index;
- for (int i = 0; i < subdivisions.length; i++) {
- subdivisions[i].color = i == index ? Colors.red : subdivisions[i].savedColor;
- }
});
widget.onSelectionChanged(selectedIndex);
},
+ selectionSettings: const MapSelectionSettings(
+ strokeWidth: 3.0, // Increase stroke width
+ color: Colors.black,
+ ),
),
],
),
--
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