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Use new spinner for cover downloads in the edit metadata dialog as well

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Kovid Goyal 2015-11-06 14:19:06 +05:30
parent 9e231f9e32
commit 2f8c415f49
1 changed files with 7 additions and 32 deletions
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39
src/calibre/gui2/metadata/single_download.py
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@ -21,7 +21,7 @@ from PyQt5.Qt import (
QDialog, QVBoxLayout, QLabel, QDialogButtonBox, QStyle, QStackedWidget,
QWidget, QTableView, QGridLayout, QFontInfo, QPalette, QTimer, pyqtSignal,
QAbstractTableModel, QSize, QListView, QPixmap, QModelIndex, QUrl,
QAbstractListModel, QColor, QRect, QTextBrowser, QStringListModel, QMenu,
QAbstractListModel, QRect, QTextBrowser, QStringListModel, QMenu,
QCursor, QHBoxLayout, QPushButton, QSizePolicy)
from PyQt5.QtWebKitWidgets import QWebView
@ -32,6 +32,7 @@ from calibre.ebooks.metadata.sources.identify import urls_from_identifiers
from calibre.ebooks.metadata.book.base import Metadata
from calibre.ebooks.metadata.opf2 import OPF
from calibre.gui2 import error_dialog, rating_font, gprefs
from calibre.gui2.progress_indicator import draw_snake_spinner
from calibre.utils.date import (utcnow, fromordinal, format_date,
UNDEFINED_DATE, as_utc)
from calibre.library.comments import comments_to_html
@ -88,47 +89,21 @@ class CoverDelegate(QStyledItemDelegate): # {{{
self.angle = 0
self.timer = QTimer(self)
self.timer.timeout.connect(self.frame_changed)
self.color = parent.palette().color(QPalette.WindowText)
self.dark_color = parent.palette().color(QPalette.WindowText)
self.light_color = parent.palette().color(QPalette.Window)
self.spinner_width = 64
def frame_changed(self, *args):
self.angle = (self.angle+30)%360
self.angle = (self.angle-2)%360
self.needs_redraw.emit()
def start_animation(self):
self.angle = 0
self.timer.start(200)
self.timer.start(10)
def stop_animation(self):
self.timer.stop()
def draw_spinner(self, painter, rect):
width = rect.width()
outer_radius = (width-1)*0.5
inner_radius = (width-1)*0.5*0.38
capsule_height = outer_radius - inner_radius
capsule_width = int(capsule_height * (0.23 if width > 32 else 0.35))
capsule_radius = capsule_width//2
painter.save()
painter.setRenderHint(painter.Antialiasing)
for i in xrange(12):
color = QColor(self.color)
color.setAlphaF(1.0 - (i/12.0))
painter.setPen(Qt.NoPen)
painter.setBrush(color)
painter.save()
painter.translate(rect.center())
painter.rotate(self.angle - i*30.0)
painter.drawRoundedRect(-capsule_width*0.5,
-(inner_radius+capsule_height), capsule_width,
capsule_height, capsule_radius, capsule_radius)
painter.restore()
painter.restore()
def paint(self, painter, option, index):
QStyledItemDelegate.paint(self, painter, option, index)
style = QApplication.style()
@ -136,7 +111,7 @@ class CoverDelegate(QStyledItemDelegate): # {{{
if waiting:
rect = QRect(0, 0, self.spinner_width, self.spinner_width)
rect.moveCenter(option.rect.center())
self.draw_spinner(painter, rect)
draw_snake_spinner(painter, rect, self.angle, self.light_color, self.dark_color)
else:
# Ensure the cover is rendered over any selection rect
style.drawItemPixmap(painter, option.rect, Qt.AlignTop|Qt.AlignHCenter,