merge: Integrate v2.1 progress into public repository

This pull request integrates the changes planned for the v2.1 release of
OpenDC into the public Github repository in order to sync the progress
of both repositories.

1 files changed, 36 insertions, 0 deletions

diff --git a/opendc-web/opendc-web-ui/src/components/topologies/map/groups/GridGroup.js b/opendc-web/opendc-web-ui/src/components/topologies/map/groups/GridGroup.js
new file mode 100644
index 00000000..d66a18de
--- /dev/null
+++ b/opendc-web/opendc-web-ui/src/components/topologies/map/groups/GridGroup.js
@@ -0,0 +1,36 @@
+import React from 'react'
+import { Group, Line } from 'react-konva'
+import { GRID_COLOR } from '../../../../util/colors'
+import { GRID_LINE_WIDTH_IN_PIXELS, MAP_SIZE, MAP_SIZE_IN_PIXELS, TILE_SIZE_IN_PIXELS } from '../MapConstants'
+
+const MAP_COORDINATE_ENTRIES = Array.from(new Array(MAP_SIZE), (x, i) => i)
+const HORIZONTAL_POINT_PAIRS = MAP_COORDINATE_ENTRIES.map((index) => [
+    0,
+    index * TILE_SIZE_IN_PIXELS,
+    MAP_SIZE_IN_PIXELS,
+    index * TILE_SIZE_IN_PIXELS,
+])
+const VERTICAL_POINT_PAIRS = MAP_COORDINATE_ENTRIES.map((index) => [
+    index * TILE_SIZE_IN_PIXELS,
+    0,
+    index * TILE_SIZE_IN_PIXELS,
+    MAP_SIZE_IN_PIXELS,
+])
+
+function GridGroup() {
+    return (
+        <Group>
+            {HORIZONTAL_POINT_PAIRS.concat(VERTICAL_POINT_PAIRS).map((points, index) => (
+                <Line
+                    key={index}
+                    points={points}
+                    stroke={GRID_COLOR}
+                    strokeWidth={GRID_LINE_WIDTH_IN_PIXELS}
+                    listening={false}
+                />
+            ))}
+        </Group>
+    )
+}
+
+export default GridGroup