def drag_icon(self, cover, multiple):
cover = cover.scaledToHeight(120, Qt.SmoothTransformation)
if multiple:
base_width = cover.width()
base_height = cover.height()
base = QImage(base_width+21, base_height+21,
QImage.Format_ARGB32_Premultiplied)
base.fill(QColor(255, 255, 255, 0).rgba())
p = QPainter(base)
rect = QRect(20, 0, base_width, base_height)
p.fillRect(rect, QColor('white'))
p.drawRect(rect)
rect.moveLeft(10)
rect.moveTop(10)
p.fillRect(rect, QColor('white'))
p.drawRect(rect)
rect.moveLeft(0)
rect.moveTop(20)
p.fillRect(rect, QColor('white'))
p.save()
p.setCompositionMode(p.CompositionMode_SourceAtop)
p.drawImage(rect.topLeft(), cover)
p.restore()
p.drawRect(rect)
p.end()
cover = base
return QPixmap.fromImage(cover)
def drag_icon(self, cover, multiple):
cover = cover.scaledToHeight(120, Qt.SmoothTransformation)
if multiple:
base_width = cover.width()
base_height = cover.height()
base = QImage(base_width+21, base_height+21,
QImage.Format_ARGB32_Premultiplied)
base.fill(QColor(255, 255, 255, 0).rgba())
p = QPainter(base)
rect = QRect(20, 0, base_width, base_height)
p.fillRect(rect, QColor('white'))
p.drawRect(rect)
rect.moveLeft(10)
rect.moveTop(10)
p.fillRect(rect, QColor('white'))
p.drawRect(rect)
rect.moveLeft(0)
rect.moveTop(20)
p.fillRect(rect, QColor('white'))
p.save()
p.setCompositionMode(p.CompositionMode_SourceAtop)
p.drawImage(rect.topLeft(), cover)
p.restore()
p.drawRect(rect)
p.end()
cover = base
return QPixmap.fromImage(cover)
def paintEvent(self, event):
'''
@param: event QPaintEvent
'''
if not self._use_background:
return
painter = QPainter(self)
rect = self._side_widget.rect().adjusted(0, 0, 1, 0)
rect = self.style().visualRect(self.layoutDirection(), self.geometry(),
rect)
styleHelper.verticalGradient(painter, rect, rect)
if not self._background_pixmap.isNull():
pixmap_rect = QRect(self._background_pixmap.rect())
pixmap_rect.moveTo(rect.topLeft())
while pixmap_rect.top() < rect.bottom():
source_rect = QRect(pixmap_rect.intersected(rect))
source_rect.moveTo(0, 0)
painter.drawPixmap(pixmap_rect.topLeft(),
self._background_pixmap, source_rect)
pixmap_rect.moveTop(pixmap_rect.bottom() - 10)
painter.setPen(styleHelper.borderColor())
painter.drawLine(rect.topRight(), rect.bottomRight())
# QColor
light = styleHelper.sidebarHighlight()
painter.setPen(light)
painter.drawLine(rect.bottomLeft(), rect.bottomRight())
def drawControl(self, element, option, painter, widget):
'''
@param: element ControlElement
@param: option QStyleOption
@param: painter QPainter
@param: widget QWidget
'''
v_opt = option
if element != self.CE_TabBarTab or not isinstance(
v_opt, QStyleOptionTab):
QProxyStyle.drawControl(element, option, painter, widget)
return
rect = v_opt.rect
selected = v_opt.state & self.State_Selected
vertical_tabs = v_opt.shape == QTabBar.RoundedWest
text = v_opt.text
if selected:
# background
painter.save()
grad = QLinearGradient(rect.topLeft(), rect.topRight())
grad.setColorAt(0, QColor(255, 255, 255, 140))
grad.setColorAt(0, QColor(255, 255, 255, 210))
painter.fillRect(rect.adjusted(0, 0, 0, -1), grad)
painter.restore()
# shadows
painter.setPen(QColor(0, 0, 0, 110))
painter.drawLine(rect.topLeft() + QPoint(1, -1),
rect.topRight() - QPoint(0, 1))
painter.drawLine(rect.bottomLeft(), rect.bottomRight())
painter.setPen(QColor(0, 0, 0, 40))
painter.drawLine(rect.topLeft(), rect.bottomLeft())
# highlights
painter.setPen(QColor(255, 255, 255, 50))
painter.drawLine(rect.topLeft() + QPoint(0, -2),
rect.topRight() - QPoint(0, 2))
painter.drawLine(rect.bottomLeft() + QPoint(0, 1),
rect.bottomRight() + QPoint(0, 1))
painter.setPen(QColor(255, 255, 255, 40))
painter.drawLine(rect.topLeft() + QPoint(0, 0), rect.topRight())
painter.drawLine(rect.topRight() + QPoint(0, 1),
rect.bottomRight() - QPoint(0, 1))
painter.drawLine(rect.bottomLeft() + QPoint(0, -1),
rect.bottomRight() - QPoint(0, 1))
m = QTransform()
if vertical_tabs:
m = QTransform.fromTranslate(rect.left(), rect.bottom())
m.rotate(-90)
else:
m = QTransform.fromTranslate(rect.left(), rect.top())
draw_rect = QRect(QPoint(0, 0), m.mapRect(rect).size())
painter.save()
painter.setTransform(m)
icon_rect = QRect(QPoint(8, 0), v_opt.iconSize)
text_rect = QRect(icon_rect.topRight() + QPoint(4, 0),
draw_rect.size())
text_rect.setRight(draw_rect.width())
icon_rect.translate(0, (draw_rect.height() - icon_rect.height()) / 2)
boldFont = QFont(painter.font())
boldFont.setPointSizeF(styleHelper.sidebarFontSize())
boldFont.setBold(True)
painter.setFont(boldFont)
painter.setPen(selected and QColor(255, 255, 255, 160)
or QColor(0, 0, 0, 110))
textFlags = Qt.AlignHCenter | Qt.AlignVCenter
painter.drawText(text_rect, textFlags, text)
painter.setPen(selected and QColor(60, 60, 60)
or styleHelper.panelTextColor())
if widget:
fader_key = 'tab_' + text + '_fader'
animation_key = 'tab_' + text + '_animation'
tab_hover = widget.property('tab_hover')
# int
fader = widget.property(fader_key)
# QPropertyAnimation
animation = widget.property(animation_key)
if not animation:
mut_widget = widget
fader = 0
mut_widget.setProperty(fader_key, fader)
animation = QPropertyAnimation(mut_widget, fader_key,
mut_widget)
animation.valueChanged.connect(mut_widget.update)
mut_widget.setProperty(animation_key, animation)
if text == tab_hover:
if animation.state(
) != QAbstractAnimation.Running and fader != 40:
animation.stop()
animation.setDuration(80)
animation.setEndValue(40)
animation.start()
else:
if animation.state(
) != QAbstractAnimation.Running and fader != 0:
animation.stop()
animation.setDuration(160)
animation.setEndValue(0)
animation.start()
if not selected:
painter.save()
painter.fillRect(draw_rect, QColor(255, 255, 255, fader))
painter.setPen(QPen(QColor(255, 255, 255, fader), 1.0))
painter.drawLine(
draw_rect.topLeft(),
vertical_tabs and draw_rect.bottomLeft()
or draw_rect.topRight())
painter.drawLine(
draw_rect.bottomRight(),
vertical_tabs and draw_rect.topRight()
or draw_rect.bottomLeft())
painter.restore()
if selected:
iconMode = QIcon.Selected
else:
iconMode = QIcon.Normal
styleHelper.drawIconWithShadow(v_opt.icon, icon_rect, painter,
iconMode)
painter.drawText(text_rect.translated(0, -1), textFlags, text)
painter.restore()
def drawIconWithShadow(self,
icon,
rect,
painter,
iconMode,
radius=3,
color=QColor(0, 0, 0, 130),
offset=QPoint(1, -2)):
'''
@brief: Draw a cached pixmap with shadow
@param: icon QIcon
@param: rect QRect
@param: painter QPainter
@param: iconMode QIcon.Mode
@param: radius int
@param: color QColor
@param: offset QPoint
'''
cache = QPixmap()
pixmapName = 'icon %s %s %s' % (icon.cacheKey(), iconMode,
rect.height())
cache = QPixmapCache.find(pixmapName)
if not cache:
px = icon.pixmap(rect.size(), iconMode)
px.setDevicePixelRatio(gVar.app.devicePixelRatio())
cache = QPixmap(px.size() + QSize(radius * 2, radius * 2))
cache.setDevicePixelRatio(px.devicePixelRatioF())
cache.fill(Qt.transparent)
cachePainter = QPainter(cache)
# Draw shadow
tmp = QImage(px.size() + QSize(radius * 2, radius * 2 + 1),
QImage.Format_ARGB32_Premultiplied)
tmp.setDevicePixelRatio(px.devicePixelRatioF())
tmp.fill(Qt.transparent)
tmpPainter = QPainter(tmp)
tmpPainter.setCompositionMode(QPainter.CompositionMode_Source)
tmpPainter.drawPixmap(QPoint(radius, radius), px)
tmpPainter.end()
# blur the alpha channel
blurred = QImage(tmp.size(), QImage.Format_ARGB32_Premultiplied)
blurred.fill(Qt.transparent)
blurPainter = QPainter(blurred)
# TODO:
#qt_blurImage(blurPainter, tmp, radius, False, True)
blurPainter.end()
tmp = blurred
# blacken the image...
tmpPainter.begin(tmp)
tmpPainter.setCompositionMode(QPainter.CompositionMode_SourceIn)
tmpPainter.fillRect(tmp.rect(), color)
tmpPainter.end()
tmpPainter.begin(tmp)
tmpPainter.setCompositionMode(QPainter.CompositionMode_SourceIn)
tmpPainter.fillRect(tmp.rect(), color)
tmpPainter.end()
# draw the blurred drop shadow...
cachePainter.drawImage(
QRect(0, 0,
cache.rect().width() / cache.devicePixelRatioF(),
cache.rect().height() / cache.devicePixelRatioF()), tmp)
# Draw the actual pixmap...
cachePainter.drawPixmap(QPoint(radius, radius) + offset, px)
if self.usePixmapCache():
QPixmapCache.insert(pixmapName, cache)
sip.delete(cachePainter)
sip.delete(tmpPainter)
sip.delete(blurPainter)
targetRect = QRect(cache.rect())
targetRect.setWidth(cache.rect().width() / cache.devicePixelRatioF())
targetRect.setHeight(cache.rect().height() / cache.devicePixelRatioF())
targetRect.moveCenter(rect.center())
painter.drawPixmap(targetRect.topLeft() - offset, cache)
