from typing import List, Union, Tuple import numpy as np from qtpy.QtWidgets import QGraphicsOpacityEffect, QLabel, QColorDialog, QMenu from qtpy.QtCore import Qt, QPropertyAnimation, QEasingCurve, Signal from qtpy.QtGui import QMouseEvent, QWheelEvent, QColor from utils.shared import CONFIG_FONTSIZE_CONTENT from utils import shared class FadeLabel(QLabel): def __init__(self, *args, **kwargs): super().__init__(*args, **kwargs) # https://stackoverflow.com/questions/57828052/qpropertyanimation-not-working-with-window-opacity effect = QGraphicsOpacityEffect(self, opacity=1.0) self.setGraphicsEffect(effect) self.fadeAnimation = QPropertyAnimation( self, propertyName=b"opacity", targetObject=effect, duration=1200, startValue=1.0, endValue=0., ) self.fadeAnimation.setEasingCurve(QEasingCurve.Type.InQuint) self.fadeAnimation.finished.connect(self.hide) self.setHidden(True) self.gv = None def startFadeAnimation(self): self.show() self.fadeAnimation.stop() self.fadeAnimation.start() def wheelEvent(self, event: QWheelEvent) -> None: if self.gv is not None: self.gv.wheelEvent(event) return super().wheelEvent(event) class ColorPickerLabel(QLabel): colorChanged = Signal(bool) apply_color = Signal(str, tuple) changingColor = Signal() def __init__(self, parent=None, param_name='', *args, **kwargs): super().__init__(parent=parent, *args, **kwargs) self.color: QColor = None self.param_name = param_name def mousePressEvent(self, event: QMouseEvent): btn = event.button() if btn == Qt.MouseButton.LeftButton: self.changingColor.emit() color = QColorDialog.getColor() is_valid = color.isValid() if is_valid: self.setPickerColor(color) self.colorChanged.emit(is_valid) elif btn == Qt.MouseButton.RightButton: menu = QMenu(self) apply_act = menu.addAction(self.tr("Apply Color")) rst = menu.exec(event.globalPosition().toPoint()) if rst == apply_act and self.color is not None: self.apply_color.emit(self.param_name, self.rgb()) def setPickerColor(self, color: Union[QColor, List, Tuple]): if not isinstance(color, QColor): if isinstance(color, np.ndarray): color = np.round(color).astype(np.uint8).tolist() color = QColor(*color) self.color = color r, g, b, a = color.getRgb() rgba = f'rgba({r}, {g}, {b}, {a})' self.setStyleSheet("background-color: " + rgba) def rgb(self) -> List: color = self.color return (color.red(), color.green(), color.blue()) def rgba(self) -> List: color = self.color return (color.red(), color.green(), color.blue(), color.alpha()) class SmallColorPickerLabel(ColorPickerLabel): pass class ClickableLabel(QLabel): clicked = Signal() def __init__(self, text=None, parent=None, *args, **kwargs): super().__init__(parent=parent, *args, **kwargs) if text is not None: self.setText(text) def mousePressEvent(self, e: QMouseEvent) -> None: if e.button() == Qt.MouseButton.LeftButton: self.clicked.emit() return super().mousePressEvent(e) class ConfigClickableLabel(ClickableLabel): pass class CheckableLabel(QLabel): checkStateChanged = Signal(bool) def __init__(self, checked_text: str, unchecked_text: str, default_checked: bool = False, *args, **kwargs): super().__init__(*args, **kwargs) self.checked_text = checked_text self.unchecked_text = unchecked_text self.checked = default_checked self.setAlignment(Qt.AlignmentFlag.AlignCenter) if default_checked: self.setText(checked_text) else: self.setText(unchecked_text) def mousePressEvent(self, e: QMouseEvent) -> None: if e.button() == Qt.MouseButton.LeftButton: self.setChecked(not self.checked) self.checkStateChanged.emit(self.checked) return super().mousePressEvent(e) def setChecked(self, checked: bool): self.checked = checked if checked: self.setText(self.checked_text) else: self.setText(self.unchecked_text) class TextCheckerLabel(QLabel): checkStateChanged = Signal(bool) def __init__(self, text: str, checked: bool = False, *args, **kwargs): super().__init__(*args, **kwargs) self.setText(text) self.setCheckState(checked) self.setAlignment(Qt.AlignmentFlag.AlignCenter) self.setCursor(Qt.CursorShape.PointingHandCursor) def setCheckState(self, checked: bool): self.checked = checked if checked: self.setStyleSheet("QLabel { background-color: rgb(30, 147, 229); color: white; }") else: self.setStyleSheet("") def isChecked(self): return self.checked def mousePressEvent(self, event: QMouseEvent): if event.button() == Qt.MouseButton.LeftButton: self.setCheckState(not self.checked) self.checkStateChanged.emit(self.checked) class ParamNameLabel(QLabel): def __init__(self, param_name: str, alignment = None, *args, **kwargs) -> None: super().__init__(*args, **kwargs) if alignment is None: self.setAlignment(Qt.AlignmentFlag.AlignLeft | Qt.AlignmentFlag.AlignVCenter) else: self.setAlignment(alignment) font = self.font() font.setPointSizeF(CONFIG_FONTSIZE_CONTENT-2) self.setFont(font) self.setText(param_name) self.setAttribute(Qt.WidgetAttribute.WA_TranslucentBackground, True) class SmallParamLabel(QLabel): def __init__(self, param_name: str, alignment = None, *args, **kwargs) -> None: super().__init__(*args, **kwargs) if alignment is None: self.setAlignment(Qt.AlignmentFlag.AlignLeft | Qt.AlignmentFlag.AlignVCenter) else: self.setAlignment(alignment) self.setText(param_name) self.setAttribute(Qt.WidgetAttribute.WA_TranslucentBackground, True) class SizeControlLabel(QLabel): btn_released = Signal() size_ctrl_changed = Signal(int) def __init__(self, parent=None, direction=0, text='', alignment=None, transparent_bg=True): super().__init__(parent) if text: self.setText(text) if direction == 0: self.setCursor(Qt.CursorShape.SizeHorCursor) else: self.setCursor(Qt.CursorShape.SizeVerCursor) self.cur_pos = 0 self.direction = direction self.mouse_pressed = False if transparent_bg: self.setAttribute(Qt.WidgetAttribute.WA_TranslucentBackground, True) if alignment is not None: self.setAlignment(alignment) def mousePressEvent(self, e: QMouseEvent) -> None: if e.button() == Qt.MouseButton.LeftButton: self.mouse_pressed = True if shared.FLAG_QT6: g_pos = e.globalPosition().toPoint() else: g_pos = e.globalPos() self.cur_pos = g_pos.x() if self.direction == 0 else g_pos.y() return super().mousePressEvent(e) def mouseReleaseEvent(self, e: QMouseEvent) -> None: if e.button() == Qt.MouseButton.LeftButton: self.mouse_pressed = False self.btn_released.emit() return super().mouseReleaseEvent(e) def mouseMoveEvent(self, e: QMouseEvent) -> None: if self.mouse_pressed: if shared.FLAG_QT6: g_pos = e.globalPosition().toPoint() else: g_pos = e.globalPos() if self.direction == 0: new_pos = g_pos.x() self.size_ctrl_changed.emit(new_pos - self.cur_pos) else: new_pos = g_pos.y() self.size_ctrl_changed.emit(self.cur_pos - new_pos) self.cur_pos = new_pos return super().mouseMoveEvent(e) class SmallSizeControlLabel(SizeControlLabel): pass