class AnimationSpinner(QLabel):
def __init__(self, parent=None):
QLabel.__init__(self, parent)
brightness = parent.palette().color(QPalette.Window).valueF()
self._bw = brightness < 0.5 and 1 or 0
self._steps = 12
self._setup()
self._isRunning = False
self.animationTimer = None
def _setup(self):
steps = self._steps
anglestep = 360. / steps
fillstep = 0.6 / (steps - 1)
self._fillsteps = [0.71 - i * fillstep for i in range(steps)]
self._coords = [coordinates(8, 8, 6, anglestep*i) for i in range(steps)]
self._path = QPainterPath()
self._path.addRoundedRect(0, 0, 4, 2, 1, 1)
def start(self):
self.animationTimer = QTimer(self)
self.connect(self.animationTimer, SIGNAL("timeout()"), self.run)
self.animationTimer.start(35)
self._isRunning = True
def stop(self):
if self.animationTimer is not None:
self.animationTimer.stop()
self.animationTimer = None
self._isRunning = False
self.repaint()
def run(self):
self.repaint()
self._fillsteps = self._fillsteps[1:] + [self._fillsteps[0]]
def paintEvent(self, event):
if self._isRunning:
anglestep = 360. / self._steps
fillsteps = self._fillsteps
factor = min(self.width(), self.height()) / 16.
bw = self._bw
p = QPainter(self)
p.setRenderHint(QPainter.Antialiasing, True)
p.scale(factor, factor)
p.setPen(Qt.NoPen)
for i in range(self._steps):
x1, y1 = self._coords[i]
c = fillsteps[self._steps - 1 - i]
a = anglestep * i
p.setBrush(QBrush(QColor.fromRgbF(bw, bw, bw, c)))
p.save()
p.translate(x1 - 2, y1 - 1)
p.translate(2, 1)
p.rotate(a)
p.translate(-2, -1)
p.drawPath(self._path)
p.restore()
def setup_display(self, x_offset, y_offset):
path = QPainterPath()
self.rect = QRectF(x_offset + 0,
y_offset + 0,
COMMIT_WIDTH, COMMIT_HEIGHT)
path.addRoundedRect(self.rect, 10, 10)
self.font = QFont()
self.font.setFamily("Helvetica")
self.font.setPointSize(FONT_SIZE)
path.addText(
x_offset + (COMMIT_WIDTH - len(self.commit.name()) * (FONT_SIZE - 4)) / 2 + 4,
y_offset + (COMMIT_HEIGHT + FONT_SIZE) / 2 ,
self.font, QString(self.commit.name()))
return path
def path_from_graphics(graphics):
"""
Return a constructed `QPainterPath` for a KEGG pathway graphics element.
"""
path = QPainterPath()
x, y, w, h = [int(graphics.get(c, 0)) for c in
["x", "y", "width", "height"]]
type = graphics.get("type", "rectangle")
if type == "rectangle":
path.addRect(QRectF(x - w / 2, y - h / 2, w, h))
elif type == "roundrectangle":
path.addRoundedRect(QRectF(x - w / 2, y - h / 2, w, h), 10, 10)
elif type == "circle":
path.addEllipse(QRectF(x - w / 2, y - h / 2, w, h))
else:
ValueError("Unknown graphics type %r." % type)
return path
def path_from_graphics(graphics):
"""
Return a constructed `QPainterPath` for a KEGG pathway graphics element.
"""
path = QPainterPath()
x, y, w, h = [int(graphics.get(c, 0)) for c in
["x", "y", "width", "height"]]
type = graphics.get("type", "rectangle")
if type == "rectangle":
path.addRect(QRectF(x - w / 2, y - h / 2, w, h))
elif type == "roundrectangle":
path.addRoundedRect(QRectF(x - w / 2, y - h / 2, w, h), 10, 10)
elif type == "circle":
path.addEllipse(QRectF(x - w / 2, y - h / 2, w, h))
else:
ValueError("Unknown graphics type %r." % type)
return path
def paintEvent(self, event):
painter = QPainter(self)
btnRect = self.geometry()
iconRect = self.iconSize()
color = QColor(Qt.black)
if self.hovered:
color = self.color
if self.pressed:
color = self.color.darker(120)
painter.setPen(QPen(QColor(Qt.lightGray), 2))
outline = QPainterPath()
outline.addRoundedRect(0, 0, btnRect.width(), btnRect.height(), 0, 0)
painter.setOpacity(1)
painter.drawPath(outline)
painter.setBrush(QBrush(color))
painter.setOpacity(self.opacity)
painter_path = QPainterPath()
painter_path.addRoundedRect(1, 1,
btnRect.width() - 2,
btnRect.height() - 2, 0, 0)
if self.hovered:
painter.setClipPath(painter_path)
painter.drawRoundedRect(1, 1,
btnRect.width() - 2,
btnRect.height() - 2, 0, 0)
painter.setOpacity(1)
iconPos, textPos = self.calIconTextPos(btnRect, iconRect)
# 重画文本
if not self.text().isNull():
painter.setFont(self.font())
painter.setPen(QPen(QColor(Qt.black), 2))
painter.drawText(textPos.x(), textPos.y(), textPos.width(),
textPos.height(), Qt.AlignCenter, self.text())
# 重画图标
if not self.icon().isNull():
painter.drawPixmap(iconPos,
QPixmap(self.icon().pixmap(self.iconSize())))
def pixmap(self, mode=QIcon.Normal, state=QIcon.Off):
pixmap = self.icon().pixmap(self.iconSize(), mode, state)
if pixmap.isNull():
return pixmap
size = max(pixmap.width(), pixmap.height())
offset_x = (size - pixmap.width())/2
offset_y = (size - pixmap.height())/2
new_pixmap = QPixmap(size, size)
new_pixmap.fill(Qt.transparent)
path = QPainterPath()
path.addRoundedRect(0, 0, size, size, 3.7, 3.7)
painter = QPainter(new_pixmap)
painter.setRenderHint(QPainter.Antialiasing, True)
painter.setCompositionMode(QPainter.CompositionMode_SourceOver)
painter.setClipPath(path)
painter.drawPixmap(offset_x, offset_y, pixmap)
painter.end()
return new_pixmap
def paintEvent(self,event):
painter = QPainter(self)
btnRect = self.geometry()
color = QColor(Qt.black)
if self.hovered:
color = self.color
if self.pressed:
color = self.color.darker(120)
painter.setBrush(QBrush(color))
painter_path = QPainterPath()
painter_path.addRoundedRect(1, 1, btnRect.width() - 2, btnRect.height() - 2, 0, 0)
if self.hovered:
painter.setPen(QPen(color,2))
outline = QPainterPath()
outline.addRoundedRect(0, 0, btnRect.width(), btnRect.height(), 0, 0)
painter.setOpacity(1)
painter.drawPath(outline)
painter.setClipPath(painter_path)
painter.drawRoundedRect(1, 1, btnRect.width() - 2, btnRect.height() - 2, 0, 0)
iconWidth = self.iconSize().width()*3/5
iconHeight = self.iconSize().height()*3/5
iconX = (btnRect.width()-iconWidth)/2
iconY = (btnRect.height()-iconHeight)/2
if self.pressed:
iconX += 2
iconY += 2
iconPos = QRect()
iconPos.setX(iconX)
iconPos.setY(iconY)
iconPos.setWidth(iconWidth)
iconPos.setHeight(iconHeight)
painter.drawPixmap(iconPos, QPixmap(self.icon().pixmap(self.iconSize())))
def paintEvent(self,event):
return
painter = QPainter(self)
btnRect = self.geometry()
iconRect = self.iconSize()
color = QColor(Qt.black)
if self.hovered:
color = self.color
if self.pressed:
color = self.color.darker(120)
painter.setPen(QPen(QColor(Qt.lightGray),2))
outline = QPainterPath()
outline.addRoundedRect(0, 0, btnRect.width(), btnRect.height(), 0, 0)
painter.setOpacity(1)
painter.drawPath(outline)
painter.setBrush(QBrush(color))
painter.setOpacity(self.opacity)
painter_path = QPainterPath()
painter_path.addRoundedRect(1, 1, btnRect.width() - 2, btnRect.height() - 2, 0, 0)
if self.hovered:
painter.setClipPath(painter_path)
painter.drawRoundedRect(1, 1, btnRect.width() - 2, btnRect.height() - 2, 0, 0)
painter.setOpacity(1)
iconPos,textPos = self.calIconTextPos(btnRect, iconRect)
# 重画文本
if not self.text().isNull():
painter.setFont(self.font())
painter.setPen(QPen(QColor(Qt.black),2))
painter.drawText(textPos.x(), textPos.y(), textPos.width(), textPos.height(), Qt.AlignCenter, self.text())
# 重画图标
if not self.icon().isNull():
painter.drawPixmap(iconPos, QPixmap(self.icon().pixmap(self.iconSize())))
class AnimationSpinner(QLabel):
def __init__(self, parent=None):
QLabel.__init__(self, parent)
brightness = parent.palette().color(QPalette.Window).valueF()
self._bw = brightness < 0.5 and 1 or 0
self._steps = 12
self._setup()
self._isRunning = False
self.animationTimer = None
def _setup(self):
steps = self._steps
anglestep = 360. / steps
fillstep = 0.6 / (steps - 1)
self._fillsteps = [0.71 - i * fillstep for i in range(steps)]
self._coords = [
coordinates(8, 8, 6, anglestep * i) for i in range(steps)
]
self._path = QPainterPath()
self._path.addRoundedRect(0, 0, 4, 2, 1, 1)
def start(self):
self.animationTimer = QTimer(self)
self.connect(self.animationTimer, SIGNAL("timeout()"), self.run)
self.animationTimer.start(35)
self._isRunning = True
def stop(self):
if self.animationTimer is not None:
self.animationTimer.stop()
self.animationTimer = None
self._isRunning = False
self.repaint()
def run(self):
self.repaint()
self._fillsteps = self._fillsteps[1:] + [self._fillsteps[0]]
def paintEvent(self, event):
if self._isRunning:
anglestep = 360. / self._steps
fillsteps = self._fillsteps
factor = min(self.width(), self.height()) / 16.
bw = self._bw
p = QPainter(self)
p.setRenderHint(QPainter.Antialiasing, True)
p.scale(factor, factor)
p.setPen(Qt.NoPen)
for i in range(self._steps):
x1, y1 = self._coords[i]
c = fillsteps[self._steps - 1 - i]
a = anglestep * i
p.setBrush(QBrush(QColor.fromRgbF(bw, bw, bw, c)))
p.save()
p.translate(x1 - 2, y1 - 1)
p.translate(2, 1)
p.rotate(a)
p.translate(-2, -1)
p.drawPath(self._path)
p.restore()
