4608b97e23
Separate comicapi into it's own package Add support for tar files Insert standard gitignore Use suggested _version from setuptools-scm Cleanup setup.py Fix formatting in the rename template help
309 lines
10 KiB
Python
309 lines
10 KiB
Python
"""A PyQt5 widget to display cover images
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Display cover images from either a local archive, or from Comic Vine.
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TODO: This should be re-factored using subclasses!
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"""
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# Copyright 2012-2014 Anthony Beville
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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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# http://www.apache.org/licenses/LICENSE-2.0
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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 PyQt5 import uic
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from PyQt5.QtCore import *
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from PyQt5.QtGui import *
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from PyQt5.QtWidgets import *
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from comictaggerlib.ui.qtutils import getQImageFromData, reduceWidgetFontSize
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from .comicvinetalker import ComicVineTalker, ComicVineTalkerException
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from .imagefetcher import ImageFetcher
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from .imagepopup import ImagePopup
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from .pageloader import PageLoader
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from .settings import ComicTaggerSettings
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def clickable(widget):
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"""# Allow a label to be clickable"""
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class Filter(QObject):
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dblclicked = pyqtSignal()
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def eventFilter(self, obj, event):
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if obj == widget:
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if event.type() == QEvent.MouseButtonDblClick:
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self.dblclicked.emit()
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return True
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return False
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filter = Filter(widget)
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widget.installEventFilter(filter)
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return filter.dblclicked
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class CoverImageWidget(QWidget):
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ArchiveMode = 0
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AltCoverMode = 1
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URLMode = 1
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DataMode = 3
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def __init__(self, parent, mode, expand_on_click=True):
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super(CoverImageWidget, self).__init__(parent)
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uic.loadUi(ComicTaggerSettings.getUIFile("coverimagewidget.ui"), self)
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reduceWidgetFontSize(self.label)
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self.mode = mode
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self.comicVine = ComicVineTalker()
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self.page_loader = None
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self.showControls = True
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self.btnLeft.setIcon(QIcon(ComicTaggerSettings.getGraphic("left.png")))
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self.btnRight.setIcon(QIcon(ComicTaggerSettings.getGraphic("right.png")))
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self.btnLeft.clicked.connect(self.decrementImage)
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self.btnRight.clicked.connect(self.incrementImage)
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self.resetWidget()
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if expand_on_click:
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clickable(self.lblImage).connect(self.showPopup)
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else:
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self.lblImage.setToolTip("")
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self.updateContent()
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def resetWidget(self):
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self.comic_archive = None
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self.issue_id = None
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self.comicVine = None
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self.cover_fetcher = None
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self.url_list = []
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if self.page_loader is not None:
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self.page_loader.abandoned = True
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self.page_loader = None
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self.imageIndex = -1
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self.imageCount = 1
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self.imageData = None
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def clear(self):
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self.resetWidget()
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self.updateContent()
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def incrementImage(self):
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self.imageIndex += 1
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if self.imageIndex == self.imageCount:
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self.imageIndex = 0
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self.updateContent()
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def decrementImage(self):
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self.imageIndex -= 1
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if self.imageIndex == -1:
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self.imageIndex = self.imageCount - 1
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self.updateContent()
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def setArchive(self, ca, page=0):
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if self.mode == CoverImageWidget.ArchiveMode:
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self.resetWidget()
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self.comic_archive = ca
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self.imageIndex = page
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self.imageCount = ca.getNumberOfPages()
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self.updateContent()
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def setURL(self, url):
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if self.mode == CoverImageWidget.URLMode:
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self.resetWidget()
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self.updateContent()
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self.url_list = [url]
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self.imageIndex = 0
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self.imageCount = 1
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self.updateContent()
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def setIssueID(self, issue_id):
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if self.mode == CoverImageWidget.AltCoverMode:
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self.resetWidget()
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self.updateContent()
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self.issue_id = issue_id
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self.comicVine = ComicVineTalker()
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self.comicVine.urlFetchComplete.connect(self.primaryUrlFetchComplete)
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self.comicVine.asyncFetchIssueCoverURLs(int(self.issue_id))
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def setImageData(self, image_data):
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if self.mode == CoverImageWidget.DataMode:
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self.resetWidget()
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if image_data is None:
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self.imageIndex = -1
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else:
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self.imageIndex = 0
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self.imageData = image_data
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self.updateContent()
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def primaryUrlFetchComplete(self, primary_url, thumb_url, issue_id):
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self.url_list.append(str(primary_url))
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self.imageIndex = 0
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self.imageCount = len(self.url_list)
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self.updateContent()
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# defer the alt cover search
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QTimer.singleShot(1, self.startAltCoverSearch)
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def startAltCoverSearch(self):
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# now we need to get the list of alt cover URLs
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self.label.setText("Searching for alt. covers...")
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# page URL should already be cached, so no need to defer
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self.comicVine = ComicVineTalker()
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issue_page_url = self.comicVine.fetchIssuePageURL(self.issue_id)
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self.comicVine.altUrlListFetchComplete.connect(self.altCoverUrlListFetchComplete)
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self.comicVine.asyncFetchAlternateCoverURLs(int(self.issue_id), issue_page_url)
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def altCoverUrlListFetchComplete(self, url_list, issue_id):
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if len(url_list) > 0:
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self.url_list.extend(url_list)
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self.imageCount = len(self.url_list)
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self.updateControls()
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def setPage(self, pagenum):
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if self.mode == CoverImageWidget.ArchiveMode:
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self.imageIndex = pagenum
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self.updateContent()
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def updateContent(self):
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self.updateImage()
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self.updateControls()
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def updateImage(self):
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if self.imageIndex == -1:
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self.loadDefault()
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elif self.mode in [CoverImageWidget.AltCoverMode, CoverImageWidget.URLMode]:
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self.loadURL()
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elif self.mode == CoverImageWidget.DataMode:
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self.coverRemoteFetchComplete(self.imageData, 0)
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else:
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self.loadPage()
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def updateControls(self):
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if not self.showControls or self.mode == CoverImageWidget.DataMode:
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self.btnLeft.hide()
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self.btnRight.hide()
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self.label.hide()
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return
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if self.imageIndex == -1 or self.imageCount == 1:
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self.btnLeft.setEnabled(False)
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self.btnRight.setEnabled(False)
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self.btnLeft.hide()
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self.btnRight.hide()
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else:
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self.btnLeft.setEnabled(True)
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self.btnRight.setEnabled(True)
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self.btnLeft.show()
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self.btnRight.show()
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if self.imageIndex == -1 or self.imageCount == 1:
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self.label.setText("")
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elif self.mode == CoverImageWidget.AltCoverMode:
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self.label.setText("Cover {0} (of {1})".format(self.imageIndex + 1, self.imageCount))
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else:
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self.label.setText("Page {0} (of {1})".format(self.imageIndex + 1, self.imageCount))
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def loadURL(self):
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self.loadDefault()
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self.cover_fetcher = ImageFetcher()
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self.cover_fetcher.fetchComplete.connect(self.coverRemoteFetchComplete)
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self.cover_fetcher.fetch(self.url_list[self.imageIndex])
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# print("ATB cover fetch started...")
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# called when the image is done loading from internet
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def coverRemoteFetchComplete(self, image_data, issue_id):
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img = getQImageFromData(image_data)
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self.current_pixmap = QPixmap(img)
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self.setDisplayPixmap(0, 0)
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# print("ATB cover fetch complete!")
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def loadPage(self):
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if self.comic_archive is not None:
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if self.page_loader is not None:
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self.page_loader.abandoned = True
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self.page_loader = PageLoader(self.comic_archive, self.imageIndex)
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self.page_loader.loadComplete.connect(self.pageLoadComplete)
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self.page_loader.start()
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def pageLoadComplete(self, img):
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self.current_pixmap = QPixmap(img)
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self.setDisplayPixmap(0, 0)
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self.page_loader = None
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def loadDefault(self):
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self.current_pixmap = QPixmap(ComicTaggerSettings.getGraphic("nocover.png"))
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# print("loadDefault called")
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self.setDisplayPixmap(0, 0)
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def resizeEvent(self, resize_event):
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if self.current_pixmap is not None:
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delta_w = resize_event.size().width() - resize_event.oldSize().width()
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delta_h = resize_event.size().height() - resize_event.oldSize().height()
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# print "ATB resizeEvent deltas", resize_event.size().width(),
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# resize_event.size().height()
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self.setDisplayPixmap(delta_w, delta_h)
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def setDisplayPixmap(self, delta_w, delta_h):
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"""The deltas let us know what the new width and height of the label will be"""
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# new_h = self.frame.height() + delta_h
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# new_w = self.frame.width() + delta_w
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# print "ATB setDisplayPixmap deltas", delta_w , delta_h
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# print "ATB self.frame", self.frame.width(), self.frame.height()
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# print "ATB self.", self.width(), self.height()
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# frame_w = new_w
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# frame_h = new_h
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new_h = self.frame.height()
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new_w = self.frame.width()
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frame_w = self.frame.width()
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frame_h = self.frame.height()
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new_h -= 4
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new_w -= 4
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if new_h < 0:
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new_h = 0
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if new_w < 0:
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new_w = 0
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# print "ATB setDisplayPixmap deltas", delta_w , delta_h
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# print "ATB self.frame", frame_w, frame_h
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# print "ATB new size", new_w, new_h
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# scale the pixmap to fit in the frame
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scaled_pixmap = self.current_pixmap.scaled(new_w, new_h, Qt.KeepAspectRatio, Qt.SmoothTransformation)
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self.lblImage.setPixmap(scaled_pixmap)
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# move and resize the label to be centered in the fame
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img_w = scaled_pixmap.width()
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img_h = scaled_pixmap.height()
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self.lblImage.resize(img_w, img_h)
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self.lblImage.move((frame_w - img_w) / 2, (frame_h - img_h) / 2)
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def showPopup(self):
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self.popup = ImagePopup(self, self.current_pixmap)
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