From 8a64f94659e2b158089b9b44dab9ef1ca11679b2 Mon Sep 17 00:00:00 2001
From: Troispoils <git.troispoils@gmail.com>
Date: Sat, 21 Sep 2024 17:54:36 +0200
Subject: [PATCH] Add resctangle after clic (landblock rectangle)

---
 public/scripts/main.js                   |  3 +-
 public/scripts/overlays/overlaysCoord.js | 36 ++++++++++++++++++++++++
 2 files changed, 38 insertions(+), 1 deletion(-)

diff --git a/public/scripts/main.js b/public/scripts/main.js
index 17e460d..dbcdbcf 100644
--- a/public/scripts/main.js
+++ b/public/scripts/main.js
@@ -1,6 +1,6 @@
 import InitMap, { map } from "./map.js";
 import InitOverlayPoi from "./overlays/overlaysPoi.js";
-import InitOverlayCoord, { UpdateCoord } from "./overlays/overlaysCoord.js";
+import InitOverlayCoord, { RectLandBlock, UpdateCoord } from "./overlays/overlaysCoord.js";
 import InitOverlayPlayer from "./overlays/overlaysPlayer.js";
 
 //Init leaflet
@@ -12,6 +12,7 @@ InitOverlayCoord(map);
 
 map.on("click", function (ev) {
     UpdateCoord(ev, map);
+    RectLandBlock(ev, map);
 });
 
 //Interval Player Overlay
diff --git a/public/scripts/overlays/overlaysCoord.js b/public/scripts/overlays/overlaysCoord.js
index 700b66e..15180d8 100644
--- a/public/scripts/overlays/overlaysCoord.js
+++ b/public/scripts/overlays/overlaysCoord.js
@@ -1,6 +1,12 @@
 import * as math from "../modules/math.js";
 
+var boundsMax = [
+  [-255, 0],
+  [0, 255],
+];
+
 var coordOverlay = L.control({ position: "bottomleft" });
+var rectangle = L.rectangle(boundsMax, {color: "#ff7800", weight: 1});
 
 coordOverlay.onAdd = function (map) {
   this._div = L.DomUtil.create("div", "coordinates-overlay");
@@ -19,6 +25,36 @@ coordOverlay.update = function (coord, cardinal) {
   + cardinal;
 };
 
+
+export function RectLandBlock(ev, map) {
+  rectangle.remove();
+  // Latitude et longitude initiales du coin supérieur gauche du rectangle
+  var latlng = ev.latlng;
+
+  //4352
+  var pointATmp = map.project(latlng, 4);
+
+  const blockSize = 16; // Taille d'un bloc
+  var testReverse = Math.floor((4080 - pointATmp.y) / blockSize);
+  var pointA = L.point(Math.round(pointATmp.x), Math.round(pointATmp.y));
+  const blockX = Math.floor(pointA.x / blockSize) * 16;
+  const blockY = Math.floor(pointA.y / blockSize) * 16;
+
+  var landX = blockX / 16;
+
+  var pointAn = L.point(blockX, blockY);
+  var pointB = L.point(blockX + blockSize, blockY + blockSize);
+  console.log(pointAn, pointB);
+  var latlngA = map.unproject(pointAn, 4); 
+  var latlngB = map.unproject(pointB, 4); 
+
+  // Création du rectangle
+  var bounds = L.latLngBounds(latlngA, latlngB);
+  rectangle = L.rectangle(bounds, {color: "#ff7800", weight: 1}).addTo(map)
+  .bindPopup("LandBlock : 0x" + landX.toString(16).toUpperCase().padStart(2, '0') 
+  + "" + testReverse.toString(16).toUpperCase().padStart(2, '0') + "FFFF");
+}
+
 export function UpdateCoord(ev, map) {
     coordOverlay.update(math.GetLandBlockId(ev, map), math.coordToCardinal(ev.latlng.lat, ev.latlng.lng));
 }