aaron/stock-ai-agent
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aaron 2026-02-22 09:37:54 +08:00
parent 55202f959b
commit f8128ff327
1 changed files with 32 additions and 5 deletions
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37
frontend/paper-trading.html
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@ -1532,7 +1532,8 @@
dailyReturns: [], dailyReturns: [],
loadingReturns: false, loadingReturns: false,
balanceChart: null, balanceChart: null,
returnsChart: null returnsChart: null,
_renderingCharts: false // 防止重复渲染标志
}; };
}, },
mounted() { mounted() {
@ -1923,8 +1924,22 @@
// 渲染图表 // 渲染图表
renderCharts() { renderCharts() {
this.renderBalanceChart(); // 防止重复渲染
this.renderReturnsChart(); if (this._renderingCharts) {
console.log('Charts already rendering, skipping...');
return;
}
this._renderingCharts = true;
try {
this.renderBalanceChart();
this.renderReturnsChart();
} finally {
// 延迟重置标志，确保渲染完成
setTimeout(() => {
this._renderingCharts = false;
}, 200);
}
}, },
// 渲染净值曲线图 // 渲染净值曲线图
@ -1935,6 +1950,12 @@
return; return;
} }
// 检查 canvas 是否可见（offsetParent 不为 null 表示元素可见）
if (!canvas.offsetParent) {
console.warn('balanceChart canvas is not visible');
return;
}
// 销毁已存在的图表 // 销毁已存在的图表
if (this.balanceChart) { if (this.balanceChart) {
this.balanceChart.destroy(); this.balanceChart.destroy();
@ -1943,7 +1964,7 @@
const ctx = canvas.getContext('2d'); const ctx = canvas.getContext('2d');
if (!ctx) { if (!ctx) {
console.warn('Cannot get 2d context'); console.warn('Cannot get 2d context for balanceChart');
return; return;
} }
@ -2038,6 +2059,12 @@
return; return;
} }
// 检查 canvas 是否可见
if (!canvas.offsetParent) {
console.warn('returnsChart canvas is not visible');
return;
}
// 销毁已存在的图表 // 销毁已存在的图表
if (this.returnsChart) { if (this.returnsChart) {
this.returnsChart.destroy(); this.returnsChart.destroy();
@ -2046,7 +2073,7 @@
const ctx = canvas.getContext('2d'); const ctx = canvas.getContext('2d');
if (!ctx) { if (!ctx) {
console.warn('Cannot get 2d context'); console.warn('Cannot get 2d context for returnsChart');
return; return;
} }