claude_dev
3fbe6c9be5
- 添加 vnpy_v4.4.0/ 目录到版本控制 - 删除嵌入的 .git 目录避免嵌套仓库 - 添加 README_SANGUO.md 说明来源和用途 - 更新 .gitignore 移除 vnpy_v4.4.0/ 忽略规则 上游代码信息: - 项目: VeighNa 量化交易平台 - 版本: 4.4.0 - 来源: https://github.com/vnpy/vnpy 用途: 版本参考、代码学习、差异对比、离线开发 Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
45 lines
1.1 KiB
Python
45 lines
1.1 KiB
Python
from datetime import datetime
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from typing import Any
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import pyqtgraph as pg # type: ignore
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from .manager import BarManager
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from .base import AXIS_WIDTH, NORMAL_FONT, QtGui
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class DatetimeAxis(pg.AxisItem):
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""""""
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def __init__(self, manager: BarManager, *args: Any, **kwargs: Any) -> None:
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""""""
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super().__init__(*args, **kwargs)
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self._manager: BarManager = manager
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self.setPen(width=AXIS_WIDTH)
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self.tickFont: QtGui.QFont = NORMAL_FONT
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def tickStrings(self, values: list[int], scale: float, spacing: int) -> list:
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"""
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Convert original index to datetime string.
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"""
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# Show no axis string if spacing smaller than 1
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if spacing < 1:
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return ["" for i in values]
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strings: list = []
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for ix in values:
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dt: datetime | None = self._manager.get_datetime(ix)
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if not dt:
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s: str = ""
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elif dt.hour:
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s = dt.strftime("%Y-%m-%d\n%H:%M:%S")
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else:
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s = dt.strftime("%Y-%m-%d")
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strings.append(s)
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return strings
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