Prepare frontend repository for monorepo

This change prepares the frontend Git repository for the monorepo
residing at https://github.com/atlarge-research.com/opendc. To
accomodate for this, we move all files into a frontend subdirectory.

6 files changed, 78 insertions, 0 deletions

diff --git a/frontend/src/components/app/map/controls/ExportCanvasComponent.js b/frontend/src/components/app/map/controls/ExportCanvasComponent.js
new file mode 100644
index 00000000..ee934f21
--- /dev/null
+++ b/frontend/src/components/app/map/controls/ExportCanvasComponent.js
@@ -0,0 +1,13 @@
+import React from "react";
+
+const ExportCanvasComponent = () => (
+  <button
+    className="btn btn-success btn-circle btn-sm"
+    title="Export Canvas to PNG Image"
+    onClick={() => window["exportCanvasToImage"]()}
+  >
+    <span className="fa fa-camera" />
+  </button>
+);
+
+export default ExportCanvasComponent;
diff --git a/frontend/src/components/app/map/controls/ScaleIndicatorComponent.js b/frontend/src/components/app/map/controls/ScaleIndicatorComponent.js
new file mode 100644
index 00000000..b7b5cc36
--- /dev/null
+++ b/frontend/src/components/app/map/controls/ScaleIndicatorComponent.js
@@ -0,0 +1,14 @@
+import React from "react";
+import { TILE_SIZE_IN_METERS, TILE_SIZE_IN_PIXELS } from "../MapConstants";
+import "./ScaleIndicatorComponent.css";
+
+const ScaleIndicatorComponent = ({ scale }) => (
+  <div
+    className="scale-indicator"
+    style={{ width: TILE_SIZE_IN_PIXELS * scale }}
+  >
+    {TILE_SIZE_IN_METERS}m
+  </div>
+);
+
+export default ScaleIndicatorComponent;
diff --git a/frontend/src/components/app/map/controls/ScaleIndicatorComponent.sass b/frontend/src/components/app/map/controls/ScaleIndicatorComponent.sass
new file mode 100644
index 00000000..f2d2b55b
--- /dev/null
+++ b/frontend/src/components/app/map/controls/ScaleIndicatorComponent.sass
@@ -0,0 +1,9 @@
+.scale-indicator
+  position: absolute
+  right: 10px
+  bottom: 10px
+  z-index: 50
+
+  border: solid 2px #212529
+  border-top: none
+  border-left: none
diff --git a/frontend/src/components/app/map/controls/ToolPanelComponent.js b/frontend/src/components/app/map/controls/ToolPanelComponent.js
new file mode 100644
index 00000000..605e9887
--- /dev/null
+++ b/frontend/src/components/app/map/controls/ToolPanelComponent.js
@@ -0,0 +1,13 @@
+import React from "react";
+import ZoomControlContainer from "../../../../containers/app/map/controls/ZoomControlContainer";
+import ExportCanvasComponent from "./ExportCanvasComponent";
+import "./ToolPanelComponent.css";
+
+const ToolPanelComponent = () => (
+  <div className="tool-panel">
+    <ZoomControlContainer />
+    <ExportCanvasComponent />
+  </div>
+);
+
+export default ToolPanelComponent;
diff --git a/frontend/src/components/app/map/controls/ToolPanelComponent.sass b/frontend/src/components/app/map/controls/ToolPanelComponent.sass
new file mode 100644
index 00000000..996712b3
--- /dev/null
+++ b/frontend/src/components/app/map/controls/ToolPanelComponent.sass
@@ -0,0 +1,5 @@
+.tool-panel
+  position: absolute
+  left: 10px
+  bottom: 10px
+  z-index: 50
diff --git a/frontend/src/components/app/map/controls/ZoomControlComponent.js b/frontend/src/components/app/map/controls/ZoomControlComponent.js
new file mode 100644
index 00000000..e1b7491e
--- /dev/null
+++ b/frontend/src/components/app/map/controls/ZoomControlComponent.js
@@ -0,0 +1,24 @@
+import React from "react";
+
+const ZoomControlComponent = ({ zoomInOnCenter }) => {
+  return (
+    <span>
+      <button
+        className="btn btn-default btn-circle btn-sm mr-1"
+        title="Zoom in"
+        onClick={() => zoomInOnCenter(true)}
+      >
+        <span className="fa fa-plus" />
+      </button>
+      <button
+        className="btn btn-default btn-circle btn-sm mr-1"
+        title="Zoom out"
+        onClick={() => zoomInOnCenter(false)}
+      >
+        <span className="fa fa-minus" />
+      </button>
+    </span>
+  );
+};
+
+export default ZoomControlComponent;