66 lines
2.6 KiB
Python
66 lines
2.6 KiB
Python
from PySide6.QtWidgets import QPushButton
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from PySide6.QtGui import QPainter, QFont, Qt, QPixmap, QColor
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from PySide6.QtCore import QRectF
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import resources.resources_rc
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from utils.image_paths import ImagePaths
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# 用于 开、拱 等功能按钮
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class CircularButton(QPushButton):
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"""自定义圆形按钮"""
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def __init__(self, text, parent=None):
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super().__init__(text, parent)
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# 设置按钮大小为41x41（与图片尺寸一致）
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self.setFixedSize(41, 41)
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# 加载背景图片
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self.normal_pixmap = QPixmap(ImagePaths.ROUND_BTN_BG1) # 正常状态图片 需要修改为实际的路径
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self.hover_pixmap = QPixmap(ImagePaths.ROUND_BTN_BG2) # hover状态图片 需要修改为实际的路径
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# 确保图片加载成功（可选：添加错误处理）
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if self.normal_pixmap.isNull():
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print("警告：圆形按钮背景1.png 加载失败")
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if self.hover_pixmap.isNull():
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print("警告：圆形按钮背景2.png 加载失败")
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# 字体初始化状态和颜色
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self.is_hover = False
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self.normal_text_color = QColor(6, 224, 239)
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self.hover_text_color = QColor(3, 20, 100)
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# 设置按钮手势
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self.setCursor(Qt.PointingHandCursor)
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# 去除默认样式
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self.setStyleSheet("background: transparent; border: none;")
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def enterEvent(self, event):
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self.is_hover = True
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self.update() # 触发重绘
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super().enterEvent(event)
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def leaveEvent(self, event):
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self.is_hover = False
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self.update() # 触发重绘
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super().leaveEvent(event)
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def paintEvent(self, event):
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painter = QPainter(self)
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painter.setRenderHint(QPainter.RenderHint.Antialiasing) # 抗锯齿
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# 绘制对应状态的背景图片
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current_pixmap = self.hover_pixmap if self.is_hover else self.normal_pixmap
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if not current_pixmap.isNull():
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# 绘制图片并适应按钮大小（保持圆形）
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painter.drawPixmap(self.rect(), current_pixmap)
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# 绘制文字
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# painter.setPen(self.hover_text_color if self.is_hover else self.normal_text_color)
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# print("self.is_hover: ", self.is_hover)
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if self.is_hover: # 根据鼠标是否解除修改字体颜色
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painter.setPen(self.hover_text_color)
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else:
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painter.setPen( self.normal_text_color)
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painter.setFont(QFont("Arial", 12, QFont.Weight.Bold))
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# 在按钮中心绘制文字
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painter.drawText(self.rect(), Qt.AlignmentFlag.AlignCenter, self.text()) |