94 lines
3.5 KiB
Python
94 lines
3.5 KiB
Python
"""A PyQT4 widget to display a popup image"""
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#
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# Copyright 2012-2014 Anthony Beville
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from __future__ import annotations
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import logging
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from PyQt5 import QtCore, QtGui, QtWidgets, sip, uic
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from comictaggerlib.graphics import graphics_path
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from comictaggerlib.ui import ui_path
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logger = logging.getLogger(__name__)
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class ImagePopup(QtWidgets.QDialog):
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def __init__(self, parent: QtWidgets.QWidget, image_pixmap: QtGui.QPixmap) -> None:
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super().__init__(parent)
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uic.loadUi(ui_path / "imagepopup.ui", self)
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QtWidgets.QApplication.setOverrideCursor(QtGui.QCursor(QtCore.Qt.CursorShape.WaitCursor))
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self.setWindowFlags(QtCore.Qt.WindowType.Popup)
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self.setWindowState(QtCore.Qt.WindowState.WindowFullScreen)
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self.imagePixmap = image_pixmap
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screen_size = QtGui.QGuiApplication.primaryScreen().geometry()
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QtWidgets.QApplication.primaryScreen()
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self.resize(screen_size.width(), screen_size.height())
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self.move(0, 0)
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# This is a total hack. Uses a snapshot of the desktop, and overlays a
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# translucent screen over it. Probably can do it better by setting opacity of a widget
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# TODO: macOS denies this
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screen = QtWidgets.QApplication.primaryScreen()
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self.desktopBg = screen.grabWindow(sip.voidptr(0), 0, 0, screen_size.width(), screen_size.height())
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bg = QtGui.QPixmap(str(graphics_path / "popup_bg.png"))
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self.clientBgPixmap = bg.scaled(
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screen_size.width(),
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screen_size.height(),
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QtCore.Qt.AspectRatioMode.IgnoreAspectRatio,
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QtCore.Qt.SmoothTransformation,
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)
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self.setMask(self.clientBgPixmap.mask())
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self.apply_image_pixmap()
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self.showFullScreen()
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self.raise_()
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QtWidgets.QApplication.restoreOverrideCursor()
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def paintEvent(self, event: QtGui.QPaintEvent) -> None:
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painter = QtGui.QPainter(self)
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painter.setRenderHint(QtGui.QPainter.RenderHint.Antialiasing)
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painter.drawPixmap(0, 0, self.desktopBg)
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painter.drawPixmap(0, 0, self.clientBgPixmap)
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painter.end()
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def apply_image_pixmap(self) -> None:
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win_h = self.height()
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win_w = self.width()
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if self.imagePixmap.width() > win_w or self.imagePixmap.height() > win_h:
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# scale the pixmap to fit in the frame
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display_pixmap = self.imagePixmap.scaled(
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win_w, win_h, QtCore.Qt.AspectRatioMode.KeepAspectRatio, QtCore.Qt.SmoothTransformation
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)
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self.lblImage.setPixmap(display_pixmap)
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else:
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display_pixmap = self.imagePixmap
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self.lblImage.setPixmap(display_pixmap)
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# move and resize the label to be centered in the fame
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img_w = display_pixmap.width()
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img_h = display_pixmap.height()
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self.lblImage.resize(img_w, img_h)
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self.lblImage.move(int((win_w - img_w) / 2), int((win_h - img_h) / 2))
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def mousePressEvent(self, event: QtGui.QMouseEvent) -> None:
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self.close()
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