fix(web): 开关缠论元素保留视窗；分周期 Trend 涨跌配色

本地重绘统一冻结视窗；次/次次周期 Trend 上涨下跌使用独立颜色。 Co-authored-by: Cursor <cursoragent@cursor.com>
2026-08-25 23:56:55 +08:00
parent 90499533fb
commit 97e77847d0
6 changed files with 130 additions and 84 deletions
@@ -107,6 +107,30 @@ function snapshotPendingChartViewport() {
    }
 }

+/** 本地重绘（开关缠论元素 / K 线类型等）：先冻结视窗再 init */
+function reinitTradingViewPreservingViewport() {
+    snapshotPendingChartViewport();
+    initTradingView($('#symbol').val(), $('#timeframe').val());
+}
+
+/** 全量 init 前确保 _pendingRestoreView 与 bar 数齐全（refreshChart 等路径） */
+function ensurePendingChartViewportBeforeInit() {
+    if (window._preserveViewOnRefresh) {
+        window._pendingRestoreView = window._preserveViewOnRefresh;
+        if (!window._preserveViewBarCount) {
+            window._preserveViewBarCount = getActiveKlineBarCount();
+        }
+        return;
+    }
+    if (!window._pendingRestoreView && tvWidget && tvWidget.mainChart) {
+        snapshotPendingChartViewport();
+        return;
+    }
+    if (window._pendingRestoreView && !window._preserveViewBarCount) {
+        window._preserveViewBarCount = getActiveKlineBarCount();
+    }
+}
+
 function freezeChartViewportBeforeRequest() {
    try {
        if (tvWidget && tvWidget.mainChart) {