53 lines
1.5 KiB
Python
53 lines
1.5 KiB
Python
from PySide6.QtWidgets import (
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QGraphicsRectItem, QGraphicsSimpleTextItem, QGraphicsItem
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)
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from PySide6.QtGui import QBrush, QColor, QFont, QFontMetricsF
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class KeyItem(QGraphicsRectItem):
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def __init__(self, label):
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super().__init__()
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self.label = label
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self.text = QGraphicsSimpleTextItem(label, self)
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self.text.setFlag(QGraphicsItem.ItemIgnoresTransformations, True)
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self.setBrush(QBrush(QColor("lightgray")))
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self.scale_factor = 1.0
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self.width = 0
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self.height = 0
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def set_geometry(self, x, y, width, height):
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self.width = width
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self.height = height
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self.setRect(0, 0, width, height)
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self.setPos(x, y)
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self.setTransformOriginPoint(width / 2, height / 2)
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self.update_label_font()
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def update_label_font(self):
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# Dynamically size font
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font_size = min(self.width, self.height) * 0.4
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font = QFont()
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font.setPointSizeF(font_size)
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self.text.setFont(font)
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# Use font metrics for accurate bounding
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metrics = QFontMetricsF(font)
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text_rect = metrics.boundingRect(self.label)
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text_x = (self.width - text_rect.width()) / 2
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text_y = (self.height - text_rect.height()) / 2 # + metrics.ascent() - text_rect.height()
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self.text.setPos(text_x, text_y)
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def set_scale_factor(self, scale):
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self.scale_factor = scale
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self.setZValue(scale)
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self.setScale(scale)
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def mousePressEvent(self, q_mouse_event):
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print(self.label, "was clicked")
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