Keep track of whether the board is animating (not used for anything yet).

[remoteglot] / www / js / remoteglot.js

diff --git a/www/js/remoteglot.js b/www/js/remoteglot.js
index f84ff3aa7ea3ffea87b64dd4aa62ea264d431b6d..da9f70a17f49522d464f8ba6236d47beaeccf8c1 100644 (file)
--- a/www/js/remoteglot.js
+++ b/www/js/remoteglot.js
@@ -20,6 +20,9 @@ var backend_url = "/analysis.pl";
 /** @type {window.ChessBoard} @private */
 var board = null;
 
+/** @type {boolean} @private */
+var board_is_animating = false;
+
 /**
  * The most recent analysis data we have from the server
  * (about the most recent position).
@@ -119,9 +122,7 @@ var fen = null;
 
 /** @typedef {{
  *    start_fen: string,
- *    uci_pv: Array.<string>,
  *    pretty_pv: Array.<string>,
- *    line_num: number
  * }} DisplayLine
  */
 
@@ -572,7 +573,6 @@ var add_pv = function(fen, pretty_pv, move_num, toplay, opt_limit, opt_showlast)
        display_lines.push({
                start_fen: fen,
                pretty_pv: pretty_pv,
-               line_number: display_lines.length
        });
        return print_pv(display_lines.length - 1, pretty_pv, move_num, toplay, opt_limit, opt_showlast);
 }
@@ -723,6 +723,9 @@ var update_refutation_lines = function() {
                $("#sortbyscore0").html("<strong>Move</strong>");
                $("#sortbyscore1").html("<a href=\"javascript:resort_refutation_lines(true)\">Score</a>");
        }
+
+       // Update the move highlight, as we've rewritten all the HTML.
+       update_move_highlight();
 }
 
 /**
@@ -932,6 +935,7 @@ var update_board = function() {
 
        if (data['failed']) {
                $("#score").text("No analysis for this move");
+               $("#pvtitle").text("PV:");
                $("#pv").empty();
                $("#searchstats").html("&nbsp;");
                $("#refutationlines").empty();
@@ -976,9 +980,9 @@ var update_board = function() {
        // Update the board itself.
        fen = data['position']['fen'];
        update_displayed_line();
-       update_move_highlight();
 
        // Print the PV.
+       $("#pvtitle").text("PV:");
        $("#pv").html(add_pv(data['position']['fen'], data['pv_pretty'], data['position']['move_num'], data['position']['toplay']));
 
        // Update the PV arrow.
@@ -1336,7 +1340,7 @@ var show_line = function(line_num, move_num) {
                        update_board();
                }
        } else {
-               current_display_line = display_lines[line_num];
+               current_display_line = jQuery.extend({}, display_lines[line_num]);  // Shallow clone.
                current_display_move = move_num;
        }
        current_display_line_is_history = (line_num == 0);
@@ -1344,6 +1348,7 @@ var show_line = function(line_num, move_num) {
        update_historic_analysis();
        update_displayed_line();
        update_board_highlight();
+       update_move_highlight();
        redraw_arrows();
 }
 window['show_line'] = show_line;
@@ -1439,9 +1444,27 @@ var update_move_highlight = function() {
        if (highlighted_move !== null) {
                highlighted_move.removeClass('highlight'); 
        }
-       if (current_display_line !== null) {
-               highlighted_move = $("#automove" + current_display_line.line_number + "-" + current_display_move);
-               highlighted_move.addClass('highlight'); 
+       if (current_display_line) {
+               // See if the current displayed line is identical to any of the ones
+               // we have on screen. (It might not be if e.g. the analysis reloaded
+               // since we started looking.)
+               for (var i = 0; i < display_lines.length; ++i) {
+                       var line = display_lines[i];
+                       if (current_display_line.start_fen !== line.start_fen) continue;
+                       if (current_display_line.pretty_pv.length !== line.pretty_pv.length) continue;
+                       var ok = true;
+                       for (var j = 0; j < line.pretty_pv.length; ++j) {
+                               if (current_display_line.pretty_pv[j] !== line.pretty_pv[j]) {
+                                       ok = false;
+                                       break;
+                               }
+                       }
+                       if (ok) {
+                               highlighted_move = $("#automove" + i + "-" + current_display_move);
+                               highlighted_move.addClass('highlight');
+                               break;
+                       }
+               }
        }
 }
 
@@ -1469,7 +1492,10 @@ var update_displayed_line = function() {
        }
 
        var hiddenboard = chess_from(current_display_line.start_fen, current_display_line.pretty_pv, current_display_move);
+       board_is_animating = true;
+       var old_fen = board.fen();
        board.position(hiddenboard.fen());
+       if (board.fen() === old_fen) board_is_animating = false;
        update_imbalance(hiddenboard.fen());
 }
 
@@ -1547,7 +1573,9 @@ var init = function() {
        }
 
        // Create board.
-       board = new window.ChessBoard('board', 'start');
+       board = new window.ChessBoard('board', {
+               onMoveEnd: function() { board_is_animating = false; }
+       });
 
        request_update();
        $(window).resize(function() {