106 lines
3.3 KiB
Python
106 lines
3.3 KiB
Python
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"""
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Toolbar am oberen Rand: Datei-Aktionen, Zoom-Kontrolle, Ansichtsoptionen.
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"""
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from __future__ import annotations
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from PySide6.QtWidgets import (
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QToolBar, QLabel, QSlider, QPushButton, QWidget, QHBoxLayout,
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QCheckBox,
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)
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from PySide6.QtCore import Signal, Qt
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class MainToolbar(QToolBar):
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open_file_requested = Signal()
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save_file_requested = Signal()
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zoom_to_fit_requested = Signal()
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zoom_value_changed = Signal(float)
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show_original_toggled = Signal(bool)
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show_vectors_toggled = Signal(bool)
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def __init__(self, parent=None):
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super().__init__("Hauptwerkzeugleiste", parent)
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self.setMovable(False)
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self.setStyleSheet("""
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QToolBar {
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background: #1e1e1e;
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border-bottom: 1px solid #333;
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padding: 4px 8px;
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spacing: 8px;
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}
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""")
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self._build()
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def _build(self):
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btn_style = """
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QPushButton {
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background: #3c3c3c; color: #ddd; border: 1px solid #555;
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border-radius: 3px; padding: 5px 12px; font-size: 12px;
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}
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QPushButton:hover { background: #505050; }
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"""
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# Datei öffnen
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self.btn_open = QPushButton("PNG laden")
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self.btn_open.setStyleSheet(btn_style)
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self.btn_open.clicked.connect(self.open_file_requested.emit)
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self.addWidget(self.btn_open)
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# Speichern
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self.btn_save = QPushButton("Speichern")
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self.btn_save.setStyleSheet(btn_style)
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self.btn_save.clicked.connect(self.save_file_requested.emit)
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self.addWidget(self.btn_save)
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self.addSeparator()
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# Zoom
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zoom_widget = QWidget()
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zl = QHBoxLayout(zoom_widget)
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zl.setContentsMargins(4, 0, 4, 0)
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zl.setSpacing(6)
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zl.addWidget(QLabel("Zoom:"))
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self.zoom_slider = QSlider(Qt.Orientation.Horizontal)
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self.zoom_slider.setRange(10, 3200)
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self.zoom_slider.setValue(100)
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self.zoom_slider.setFixedWidth(150)
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self.zoom_slider.valueChanged.connect(
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lambda v: self.zoom_value_changed.emit(v / 100.0)
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)
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zl.addWidget(self.zoom_slider)
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self.zoom_label = QLabel("100%")
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self.zoom_label.setFixedWidth(50)
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zl.addWidget(self.zoom_label)
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self.btn_fit = QPushButton("Einpassen")
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self.btn_fit.setStyleSheet(btn_style)
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self.btn_fit.clicked.connect(self.zoom_to_fit_requested.emit)
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zl.addWidget(self.btn_fit)
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self.addWidget(zoom_widget)
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self.addSeparator()
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# Ansichts-Toggles
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self.chk_original = QCheckBox("Original")
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self.chk_original.setChecked(True)
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self.chk_original.setStyleSheet("color: #ccc;")
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self.chk_original.toggled.connect(self.show_original_toggled.emit)
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self.addWidget(self.chk_original)
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self.chk_vectors = QCheckBox("Vektoren")
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self.chk_vectors.setChecked(True)
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self.chk_vectors.setStyleSheet("color: #ccc;")
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self.chk_vectors.toggled.connect(self.show_vectors_toggled.emit)
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self.addWidget(self.chk_vectors)
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def update_zoom_display(self, zoom: float):
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pct = int(zoom * 100)
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self.zoom_label.setText(f"{pct}%")
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self.zoom_slider.blockSignals(True)
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self.zoom_slider.setValue(pct)
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self.zoom_slider.blockSignals(False)
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