X-Git-Url: https://git.auder.net/?a=blobdiff_plain;f=client%2Fsrc%2Fcomponents%2FBoard.vue;h=f20e7da6ef08423fdc6d28c5cd6d041f400e271a;hb=07d62cec868b1c1a04cf28679cc274417fdf2649;hp=b45280821e91119e533e00ca046206780df93b79;hpb=cdab566355412821c9187078ee0864ceb30545de;p=vchess.git

diff --git a/client/src/components/Board.vue b/client/src/components/Board.vue
index b4528082..f20e7da6 100644
--- a/client/src/components/Board.vue
+++ b/client/src/components/Board.vue
@@ -194,7 +194,9 @@ export default {
                     showCheck && lightSquare && incheckSq[ci][cj],
                   "incheck-dark":
                     showCheck && !lightSquare && incheckSq[ci][cj],
-                  "hover-highlight": this.vr.hoverHighlight(ci, cj)
+                  "hover-highlight":
+                    this.vr.hoverHighlight(
+                      [ci, cj], !this.analyze ? this.userColor : null)
                 },
                 attrs: {
                   id: getSquareId({ x: ci, y: cj })
@@ -544,15 +546,20 @@ export default {
       }
     },
     addArrow: function(arrow) {
-      this.arrows.push(arrow);
-      // Also add to DOM:
-      const boardElt = document.getElementById("gamePosition");
-      const squareWidth = boardElt.offsetWidth / V.size.y;
-      const bPos = boardElt.getBoundingClientRect();
-      const newArrow =
-        this.getSvgArrow(arrow, bPos.top, bPos.left, squareWidth);
-      document.getElementById("arrowCanvas")
-        .insertAdjacentElement("beforeend", newArrow);
+      const arrowIdx = this.arrows.findIndex(a => {
+        return (
+          a.start[0] == arrow.start[0] && a.start[1] == arrow.start[1] &&
+          a.end[0] == arrow.end[0] && a.end[1] == arrow.end[1]
+        );
+      });
+      if (arrowIdx >= 0)
+        // Erase the arrow
+        this.arrows.splice(arrowIdx, 1);
+      else
+        // Add to arrows vector:
+        this.arrows.push(arrow);
+      // NOTE: no need to draw here, will be re-draw
+      // by updated() hook callong re_setDrawings()
     },
     getSvgArrow: function(arrow, top, left, squareWidth) {
       const aStart =
@@ -575,11 +582,12 @@ export default {
       return path;
     },
     re_setDrawings: function() {
+      // Add some drawing on board (for some variants + arrows and circles)
+      const boardElt = document.getElementById("gamePosition");
+      if (!boardElt) return;
       // Remove current canvas, if any
       const curCanvas = document.getElementById("arrowCanvas");
       if (!!curCanvas) curCanvas.parentNode.removeChild(curCanvas);
-      // Add some drawing on board (for some variants + arrows and circles)
-      const boardElt = document.getElementById("gamePosition");
       const squareWidth = boardElt.offsetWidth / V.size.y;
       const bPos = boardElt.getBoundingClientRect();
       let svgArrows = [];