Add wind text boxes for map

web/src/aggregator/map/MapView.tsx

@@ -1,18 +1,38 @@
 import { Component, createEffect, createSignal, onMount } from "solid-js";
+
 import { ResultKeyVal } from "../../consts";
 import { cityCoords } from "./cityCoords";
+import { drawRotatedImage, getAngleFromString } from "./windAngles";
+import { WindInputs, WindSignals } from "./WindInputs";
+
+const arrowImg = new Image();
+arrowImg.src = "src/assets/arrow.webp";
 
 export const MapView: Component<{ data: () => ResultKeyVal[] }> = ({ data }) => {
     const [getCanvas, setCanvas] = createSignal<HTMLCanvasElement>();
     const [getImg, setImg] = createSignal(new Image());
     let lastCoords: [string, {x: number, y: number }, number][] = [];
 
+    const windSignals: WindSignals = {
+        direction: createSignal(""),
+        speed: createSignal(""),
+        gusts: createSignal(""),
+    }
+
+    function getWindData(): [string, string, string] {
+        return [
+            windSignals.direction[0](),
+            windSignals.speed[0](),
+            windSignals.gusts[0](),
+        ];
+    }
+
     onMount(() => {
         const ctx = getCanvas()!.getContext("2d")!;
         const img = new Image();
         img.onload = () => {
             setImg(img);
-            drawOnMap(ctx, img, lastCoords);
+            drawOnMap(ctx, img, lastCoords, getWindData());
         };
         img.src = "src/assets/map_1920x1080.webp";
     });
@@ -26,31 +46,65 @@ export const MapView: Component<{ data: () => ResultKeyVal[] }> = ({ data }) =>
                 typeof value === "number" ? value : -99,
             ]);
             lastCoords = coordsAndData;
-        drawOnMap(ctx, getImg(), coordsAndData);
+        drawOnMap(ctx, getImg(), coordsAndData, getWindData());
     });
 
     return (
-        <canvas ref={setCanvas} width="1920px" height="1080px" />
+        <>
+            <WindInputs signals={windSignals} />
+            <canvas ref={setCanvas} width="1920px" height="1080px" />
+        </>
     );
 }
 
 function drawOnMap(
     ctx: CanvasRenderingContext2D,
     img: HTMLImageElement,
-    coords: [string, {x: number, y: number }, number][]
+    coords: [string, {x: number, y: number }, number][],
+    windData: [string, string, string],
 ): void {
     const size = 80;
+
+    // bg
+    ctx.drawImage(img, 0, 0);
+
+    // city boxes
+    ctx.fillStyle = "#FFFFFF";
+    coords.forEach(([, {x, y}, value]) => {
+        ctx.rect(x, y, size, size);
+    });
+    ctx.fill();
+
+    // weather values
     ctx.font = "bold 30px Arial";
     ctx.textAlign = "center";
     ctx.textBaseline = "middle";
-
-    ctx.drawImage(img, 0, 0);
+    ctx.fillStyle = "#000000";
     coords.forEach(([, {x, y}, value]) => {
-        ctx.beginPath();
-        ctx.fillStyle = "#FFFFFF";
         ctx.rect(x, y, size, size);
-        ctx.fill();
-        ctx.fillStyle = "#000000";
         ctx.fillText(`${value}`, x + size/2, y + size/2);
     });
+
+    // wind values
+    ctx.font = "bold 45px Arial";
+    ctx.textAlign = "left";
+    ctx.textBaseline = "top";
+    ctx.fillStyle = "#FFFFFF";
+    const boxMiddleX = 1675;
+
+    const directionWidth = ctx.measureText(windData[0]).width;
+    ctx.fillText(windData[0], boxMiddleX - directionWidth / 2 + 30, 370);
+    const angleInDegrees = getAngleFromString(windData[0]);
+    drawRotatedImage(ctx, arrowImg, boxMiddleX - directionWidth / 2 - 30, 370, angleInDegrees);
+
+    const speedWidth = ctx.measureText(windData[1]).width;
+    ctx.fillText(windData[1], boxMiddleX - speedWidth / 2 - 30, 575);
+    ctx.font = "bold 25px Arial";
+    ctx.fillText("M/S", boxMiddleX + speedWidth / 2 - 22, 590);
+
+    ctx.font = "bold 45px Arial";
+    const gustsWidth = ctx.measureText(windData[2]).width;
+    ctx.fillText(windData[2], boxMiddleX - gustsWidth / 2 - 30, 790);
+    ctx.font = "bold 25px Arial";
+    ctx.fillText("M/S", boxMiddleX + gustsWidth / 2 - 22, 805);
 }