class CoverView(QWidget): # {{{ cover_changed = pyqtSignal(object, object) cover_removed = pyqtSignal(object) def __init__(self, vertical, parent=None): QWidget.__init__(self, parent) self._current_pixmap_size = QSize(120, 120) self.vertical = vertical self.animation = QPropertyAnimation(self, 'current_pixmap_size', self) self.animation.setEasingCurve(QEasingCurve(QEasingCurve.OutExpo)) self.animation.setDuration(1000) self.animation.setStartValue(QSize(0, 0)) self.animation.valueChanged.connect(self.value_changed) self.setSizePolicy( QSizePolicy.Expanding if vertical else QSizePolicy.Minimum, QSizePolicy.Expanding) self.default_pixmap = QPixmap(I('book.png')) self.pixmap = self.default_pixmap self.pwidth = self.pheight = None self.data = {} self.do_layout() def value_changed(self, val): self.update() def setCurrentPixmapSize(self, val): self._current_pixmap_size = val def do_layout(self): if self.rect().width() == 0 or self.rect().height() == 0: return pixmap = self.pixmap pwidth, pheight = pixmap.width(), pixmap.height() try: self.pwidth, self.pheight = fit_image(pwidth, pheight, self.rect().width(), self.rect().height())[1:] except: self.pwidth, self.pheight = self.rect().width()-1, \ self.rect().height()-1 self.current_pixmap_size = QSize(self.pwidth, self.pheight) self.animation.setEndValue(self.current_pixmap_size) def show_data(self, data): self.animation.stop() same_item = getattr(data, 'id', True) == self.data.get('id', False) self.data = {'id':data.get('id', None)} if data.cover_data[1]: self.pixmap = QPixmap.fromImage(data.cover_data[1]) if self.pixmap.isNull() or self.pixmap.width() < 5 or \ self.pixmap.height() < 5: self.pixmap = self.default_pixmap else: self.pixmap = self.default_pixmap self.do_layout() self.update() if (not same_item and not config['disable_animations'] and self.isVisible()): self.animation.start() def paintEvent(self, event): canvas_size = self.rect() width = self.current_pixmap_size.width() extrax = canvas_size.width() - width if extrax < 0: extrax = 0 x = int(extrax/2.) height = self.current_pixmap_size.height() extray = canvas_size.height() - height if extray < 0: extray = 0 y = int(extray/2.) target = QRect(x, y, width, height) p = QPainter(self) p.setRenderHints(QPainter.Antialiasing | QPainter.SmoothPixmapTransform) p.drawPixmap(target, self.pixmap.scaled(target.size(), Qt.KeepAspectRatio, Qt.SmoothTransformation)) if gprefs['bd_overlay_cover_size']: sztgt = target.adjusted(0, 0, 0, -4) f = p.font() f.setBold(True) p.setFont(f) sz = u'\u00a0%d x %d\u00a0'%(self.pixmap.width(), self.pixmap.height()) flags = Qt.AlignBottom|Qt.AlignRight|Qt.TextSingleLine szrect = p.boundingRect(sztgt, flags, sz) p.fillRect(szrect.adjusted(0, 0, 0, 4), QColor(0, 0, 0, 200)) p.setPen(QPen(QColor(255,255,255))) p.drawText(sztgt, flags, sz) p.end() current_pixmap_size = pyqtProperty('QSize', fget=lambda self: self._current_pixmap_size, fset=setCurrentPixmapSize ) def contextMenuEvent(self, ev): cm = QMenu(self) paste = cm.addAction(_('Paste Cover')) copy = cm.addAction(_('Copy Cover')) remove = cm.addAction(_('Remove Cover')) if not QApplication.instance().clipboard().mimeData().hasImage(): paste.setEnabled(False) copy.triggered.connect(self.copy_to_clipboard) paste.triggered.connect(self.paste_from_clipboard) remove.triggered.connect(self.remove_cover) cm.exec_(ev.globalPos()) def copy_to_clipboard(self): QApplication.instance().clipboard().setPixmap(self.pixmap) def paste_from_clipboard(self, pmap=None): if not isinstance(pmap, QPixmap): cb = QApplication.instance().clipboard() pmap = cb.pixmap() if pmap.isNull() and cb.supportsSelection(): pmap = cb.pixmap(cb.Selection) if not pmap.isNull(): self.pixmap = pmap self.do_layout() self.update() self.update_tooltip(getattr(self.parent(), 'current_path', '')) if not config['disable_animations']: self.animation.start() id_ = self.data.get('id', None) if id_ is not None: self.cover_changed.emit(id_, pixmap_to_data(pmap)) def remove_cover(self): id_ = self.data.get('id', None) self.pixmap = self.default_pixmap self.do_layout() self.update() if id_ is not None: self.cover_removed.emit(id_) def update_tooltip(self, current_path): try: sz = self.pixmap.size() except: sz = QSize(0, 0) self.setToolTip( '<p>'+_('Double-click to open Book Details window') + '<br><br>' + _('Path') + ': ' + current_path + '<br><br>' + _('Cover size: %(width)d x %(height)d')%dict( width=sz.width(), height=sz.height()) )
class CoverView(QWidget): # {{{ cover_changed = pyqtSignal(object, object) cover_removed = pyqtSignal(object) def __init__(self, vertical, parent=None): QWidget.__init__(self, parent) self._current_pixmap_size = QSize(120, 120) self.vertical = vertical self.animation = QPropertyAnimation(self, 'current_pixmap_size', self) self.animation.setEasingCurve(QEasingCurve(QEasingCurve.OutExpo)) self.animation.setDuration(1000) self.animation.setStartValue(QSize(0, 0)) self.animation.valueChanged.connect(self.value_changed) self.setSizePolicy( QSizePolicy.Expanding if vertical else QSizePolicy.Minimum, QSizePolicy.Expanding) self.default_pixmap = QPixmap(I('book.png')) self.pixmap = self.default_pixmap self.pwidth = self.pheight = None self.data = {} self.do_layout() def value_changed(self, val): self.update() def setCurrentPixmapSize(self, val): self._current_pixmap_size = val def do_layout(self): if self.rect().width() == 0 or self.rect().height() == 0: return pixmap = self.pixmap pwidth, pheight = pixmap.width(), pixmap.height() try: self.pwidth, self.pheight = fit_image(pwidth, pheight, self.rect().width(), self.rect().height())[1:] except: self.pwidth, self.pheight = self.rect().width()-1, \ self.rect().height()-1 self.current_pixmap_size = QSize(self.pwidth, self.pheight) self.animation.setEndValue(self.current_pixmap_size) def show_data(self, data): self.animation.stop() same_item = getattr(data, 'id', True) == self.data.get('id', False) self.data = {'id': data.get('id', None)} if data.cover_data[1]: self.pixmap = QPixmap.fromImage(data.cover_data[1]) if self.pixmap.isNull() or self.pixmap.width() < 5 or \ self.pixmap.height() < 5: self.pixmap = self.default_pixmap else: self.pixmap = self.default_pixmap self.do_layout() self.update() if (not same_item and not config['disable_animations'] and self.isVisible()): self.animation.start() def paintEvent(self, event): canvas_size = self.rect() width = self.current_pixmap_size.width() extrax = canvas_size.width() - width if extrax < 0: extrax = 0 x = int(extrax / 2.) height = self.current_pixmap_size.height() extray = canvas_size.height() - height if extray < 0: extray = 0 y = int(extray / 2.) target = QRect(x, y, width, height) p = QPainter(self) p.setRenderHints(QPainter.Antialiasing | QPainter.SmoothPixmapTransform) p.drawPixmap( target, self.pixmap.scaled(target.size(), Qt.KeepAspectRatio, Qt.SmoothTransformation)) if gprefs['bd_overlay_cover_size']: sztgt = target.adjusted(0, 0, 0, -4) f = p.font() f.setBold(True) p.setFont(f) sz = u'\u00a0%d x %d\u00a0' % (self.pixmap.width(), self.pixmap.height()) flags = Qt.AlignBottom | Qt.AlignRight | Qt.TextSingleLine szrect = p.boundingRect(sztgt, flags, sz) p.fillRect(szrect.adjusted(0, 0, 0, 4), QColor(0, 0, 0, 200)) p.setPen(QPen(QColor(255, 255, 255))) p.drawText(sztgt, flags, sz) p.end() current_pixmap_size = pyqtProperty( 'QSize', fget=lambda self: self._current_pixmap_size, fset=setCurrentPixmapSize) def contextMenuEvent(self, ev): cm = QMenu(self) paste = cm.addAction(_('Paste Cover')) copy = cm.addAction(_('Copy Cover')) remove = cm.addAction(_('Remove Cover')) if not QApplication.instance().clipboard().mimeData().hasImage(): paste.setEnabled(False) copy.triggered.connect(self.copy_to_clipboard) paste.triggered.connect(self.paste_from_clipboard) remove.triggered.connect(self.remove_cover) cm.exec_(ev.globalPos()) def copy_to_clipboard(self): QApplication.instance().clipboard().setPixmap(self.pixmap) def paste_from_clipboard(self, pmap=None): if not isinstance(pmap, QPixmap): cb = QApplication.instance().clipboard() pmap = cb.pixmap() if pmap.isNull() and cb.supportsSelection(): pmap = cb.pixmap(cb.Selection) if not pmap.isNull(): self.pixmap = pmap self.do_layout() self.update() self.update_tooltip(getattr(self.parent(), 'current_path', '')) if not config['disable_animations']: self.animation.start() id_ = self.data.get('id', None) if id_ is not None: self.cover_changed.emit(id_, pixmap_to_data(pmap)) def remove_cover(self): id_ = self.data.get('id', None) self.pixmap = self.default_pixmap self.do_layout() self.update() if id_ is not None: self.cover_removed.emit(id_) def update_tooltip(self, current_path): try: sz = self.pixmap.size() except: sz = QSize(0, 0) self.setToolTip('<p>' + _('Double-click to open Book Details window') + '<br><br>' + _('Path') + ': ' + current_path + '<br><br>' + _('Cover size: %(width)d x %(height)d') % dict(width=sz.width(), height=sz.height()))
class Pointer(QWidget): def __init__(self, gui): QWidget.__init__(self, gui) self.setObjectName('jobs_pointer') self.setVisible(False) self.resize(100, 80) self.animation = QPropertyAnimation(self, "geometry", self) self.animation.setDuration(750) self.animation.setLoopCount(2) self.animation.setEasingCurve(QEasingCurve.Linear) self.animation.finished.connect(self.hide) taily, heady = 0, 55 self.arrow_path = QPainterPath(QPointF(40, taily)) self.arrow_path.lineTo(40, heady) self.arrow_path.lineTo(20, heady) self.arrow_path.lineTo(50, self.height()) self.arrow_path.lineTo(80, heady) self.arrow_path.lineTo(60, heady) self.arrow_path.lineTo(60, taily) self.arrow_path.closeSubpath() c = self.palette().color(QPalette.Active, QPalette.WindowText) self.color = QColor(c) self.color.setAlpha(100) self.brush = QBrush(self.color, Qt.SolidPattern) # from PyQt4.Qt import QTimer # QTimer.singleShot(1000, self.start) @property def gui(self): return self.parent() def point_at(self, frac): return (self.path.pointAtPercent(frac).toPoint() - QPoint(self.rect().center().x(), self.height())) def rect_at(self, frac): return QRect(self.point_at(frac), self.size()) def abspos(self, widget): pos = widget.pos() parent = widget.parent() while parent is not self.gui: pos += parent.pos() parent = parent.parent() return pos def start(self): if config['disable_animations']: return self.setVisible(True) self.raise_() end = self.abspos(self.gui.jobs_button) end = QPointF(end.x() + self.gui.jobs_button.width() / 3.0, end.y() + 20) start = QPointF(end.x(), end.y() - 0.5 * self.height()) self.path = QPainterPath(QPointF(start)) self.path.lineTo(end) self.path.closeSubpath() self.animation.setStartValue(self.rect_at(0.0)) self.animation.setEndValue(self.rect_at(1.0)) self.animation.setDirection(self.animation.Backward) num_keys = 100 for i in xrange(1, num_keys): i /= num_keys self.animation.setKeyValueAt(i, self.rect_at(i)) self.animation.start() def paintEvent(self, ev): p = QPainter(self) p.setRenderHints(p.Antialiasing) p.setBrush(self.brush) p.setPen(Qt.NoPen) p.drawPath(self.arrow_path) p.end()
class SlideFlip(QWidget): # API {{{ # In addition the isVisible() and setVisible() methods must be present def __init__(self, parent): QWidget.__init__(self, parent) self.setGeometry(0, 0, 1, 1) self._current_width = 0 self.before_image = self.after_image = None self.animation = QPropertyAnimation(self, 'current_width', self) self.setVisible(False) self.animation.valueChanged.connect(self.update) self.animation.finished.connect(self.finished) self.flip_forwards = True self.setAttribute(Qt.WA_OpaquePaintEvent) @property def running(self): 'True iff animation is currently running' return self.animation.state() == self.animation.Running def initialize(self, image, forwards=True): ''' Initialize the flipper, causes the flipper to show itself displaying the full `image`. :param image: The image to display as background :param forwards: If True flipper will flip forwards, otherwise backwards ''' self.flip_forwards = forwards self.before_image = QPixmap.fromImage(image) self.after_image = None self.setGeometry(0, 0, image.width(), image.height()) self.setVisible(True) def __call__(self, image, duration=0.5): ''' Start the animation. You must have called :meth:`initialize` first. :param duration: Animation duration in seconds. ''' if self.running: return self.after_image = QPixmap.fromImage(image) if self.flip_forwards: self.animation.setStartValue(image.width()) self.animation.setEndValue(0) t = self.before_image self.before_image = self.after_image self.after_image = t self.animation.setEasingCurve(QEasingCurve(QEasingCurve.InExpo)) else: self.animation.setStartValue(0) self.animation.setEndValue(image.width()) self.animation.setEasingCurve(QEasingCurve(QEasingCurve.OutExpo)) self.animation.setDuration(duration * 1000) self.animation.start() # }}} def finished(self): self.setVisible(False) self.before_image = self.after_image = None def paintEvent(self, ev): if self.before_image is None: return canvas_size = self.rect() p = QPainter(self) p.setRenderHints(QPainter.Antialiasing | QPainter.SmoothPixmapTransform) p.drawPixmap(canvas_size, self.before_image, self.before_image.rect()) if self.after_image is not None: width = self._current_width iw = self.after_image.width() sh = min(self.after_image.height(), canvas_size.height()) if self.flip_forwards: source = QRect(max(0, iw - width), 0, width, sh) else: source = QRect(0, 0, width, sh) target = QRect(source) target.moveLeft(0) p.drawPixmap(target, self.after_image, source) p.end() def set_current_width(self, val): self._current_width = val current_width = pyqtProperty('int', fget=lambda self: self._current_width, fset=set_current_width)
class Pointer(QWidget): def __init__(self, gui): QWidget.__init__(self, gui) self.setObjectName('jobs_pointer') self.setVisible(False) self.resize(100, 80) self.animation = QPropertyAnimation(self, "geometry", self) self.animation.setDuration(750) self.animation.setLoopCount(2) self.animation.setEasingCurve(QEasingCurve.Linear) self.animation.finished.connect(self.hide) taily, heady = 0, 55 self.arrow_path = QPainterPath(QPointF(40, taily)) self.arrow_path.lineTo(40, heady) self.arrow_path.lineTo(20, heady) self.arrow_path.lineTo(50, self.height()) self.arrow_path.lineTo(80, heady) self.arrow_path.lineTo(60, heady) self.arrow_path.lineTo(60, taily) self.arrow_path.closeSubpath() c = self.palette().color(QPalette.Active, QPalette.WindowText) self.color = QColor(c) self.color.setAlpha(100) self.brush = QBrush(self.color, Qt.SolidPattern) # from PyQt4.Qt import QTimer # QTimer.singleShot(1000, self.start) @property def gui(self): return self.parent() def point_at(self, frac): return (self.path.pointAtPercent(frac).toPoint() - QPoint(self.rect().center().x(), self.height())) def rect_at(self, frac): return QRect(self.point_at(frac), self.size()) def abspos(self, widget): pos = widget.pos() parent = widget.parent() while parent is not self.gui: pos += parent.pos() parent = parent.parent() return pos def start(self): if config['disable_animations']: return self.setVisible(True) self.raise_() end = self.abspos(self.gui.jobs_button) end = QPointF( end.x() + self.gui.jobs_button.width()/3.0, end.y()+20) start = QPointF(end.x(), end.y() - 0.5*self.height()) self.path = QPainterPath(QPointF(start)) self.path.lineTo(end) self.path.closeSubpath() self.animation.setStartValue(self.rect_at(0.0)) self.animation.setEndValue(self.rect_at(1.0)) self.animation.setDirection(self.animation.Backward) num_keys = 100 for i in xrange(1, num_keys): i /= num_keys self.animation.setKeyValueAt(i, self.rect_at(i)) self.animation.start() def paintEvent(self, ev): p = QPainter(self) p.setRenderHints(p.Antialiasing) p.setBrush(self.brush) p.setPen(Qt.NoPen) p.drawPath(self.arrow_path) p.end()