Python PyQt5.QtGui.QLinearGradient() Examples
The following are 8 code examples for showing how to use PyQt5.QtGui.QLinearGradient(). These examples are extracted from open source projects. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example.
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Example 1
| Project: MusicBox Author: HuberTRoy File: player.py License: MIT License | 5 votes |
|
def paintEvent(self, event):
painter = QPainter(self)
painter.setFont(self.font)
linear = QLinearGradient(QPoint(self.rect().topLeft()), QPoint(self.rect().bottomLeft()))
linear.setStart(0, 10)
linear.setFinalStop(0, 50)
linear.setColorAt(0.1, QColor(14, 179, 255));
linear.setColorAt(0.5, QColor(154, 232, 255));
linear.setColorAt(0.9, QColor(14, 179, 255));
linear2 = QLinearGradient(QPoint(self.rect().topLeft()), QPoint(self.rect().bottomLeft()))
linear2.setStart(0, 10)
linear2.setFinalStop(0, 50)
linear2.setColorAt(0.1, QColor(222, 54, 4));
linear2.setColorAt(0.5, QColor(255, 172, 116));
linear2.setColorAt(0.9, QColor(222, 54, 4));
painter.setPen(QColor(0, 0, 0, 200));
painter.drawText(QRect(1, 1, self.screen.width(), 60), Qt.AlignHCenter | Qt.AlignVCenter, self.lyric)
painter.setPen(QColor('transparent'));
self.textRect = painter.drawText(QRect(0, 0, self.screen.width(), 60), Qt.AlignHCenter | Qt.AlignVCenter, self.lyric)
painter.setPen(QPen(linear, 0))
painter.drawText(self.textRect, Qt.AlignLeft | Qt.AlignVCenter, self.lyric)
if self.intervel != 0:
self.widthBlock = self.textRect.width()/(self.intervel/150.0)
else:
self.widthBlock = 0
self.maskRect = QRectF(self.textRect.x(), self.textRect.y(), self.textRect.width(), self.textRect.height())
self.maskRect.setWidth(self.maskWidth)
painter.setPen(QPen(linear2, 0));
painter.drawText(self.maskRect, Qt.AlignLeft | Qt.AlignVCenter, self.lyric)
Example 2
| Project: QMusic Author: dragondjf File: lrcwindow.py License: GNU Lesser General Public License v2.1 | 5 votes |
|
def initData(self):
self._hovered = False
self.linear_gradient = QLinearGradient()
self.linear_gradient.setStart(0, 10)
self.linear_gradient.setFinalStop(0, 40)
self.linear_gradient.setColorAt(0.1, QColor(14, 179, 255));
self.linear_gradient.setColorAt(0.5, QColor(114, 232, 255));
self.linear_gradient.setColorAt(1, QColor(14, 179, 255));
self.mask_linear_gradient = QLinearGradient()
self.mask_linear_gradient.setStart(0, 10)
self.mask_linear_gradient.setFinalStop(0, 40)
self.mask_linear_gradient.setColorAt(0.1, QColor(0, 100, 40))
self.mask_linear_gradient.setColorAt(0.5, QColor(0, 72, 16))
self.mask_linear_gradient.setColorAt(1, QColor(0, 255, 40))
self.text = ""
self.percentage = 0
self.lyric_id = 0
self.line1_text = ''
self.line1_percentage = 0
self.line2_text = ''
self.line2_percentage = 0
self.lrcfont = QFont()
self.lrcfont.setPixelSize(30)
self.setFont(self.lrcfont)
self._lineMode = 1
Example 3
| Project: linux-show-player Author: FrancescoCeruti File: qdbmeter.py License: GNU General Public License v3.0 | 5 votes |
|
def __init__(self, parent):
super().__init__(parent)
db_range = abs(self.DB_MIN - self.DB_MAX)
yellow = abs(self.DB_MIN + 20) / db_range # -20 db
red = abs(self.DB_MIN) / db_range # 0 db
self.grad = QLinearGradient()
self.grad.setColorAt(0, QColor(0, 255, 0)) # Green
self.grad.setColorAt(yellow, QColor(255, 255, 0)) # Yellow
self.grad.setColorAt(red, QColor(255, 0, 0)) # Red
self.reset()
Example 4
| Project: FeelUOwn Author: feeluown File: right_panel.py License: GNU General Public License v3.0 | 5 votes |
|
def _draw_pixmap_overlay(self, painter, draw_width, draw_height, scrolled):
painter.save()
rect = QRect(0, 0, draw_width, draw_height)
painter.translate(0, -scrolled)
gradient = QLinearGradient(rect.topLeft(), rect.bottomLeft())
color = self.palette().color(QPalette.Base)
if draw_height == self.height():
gradient.setColorAt(0, add_alpha(color, 180))
gradient.setColorAt(1, add_alpha(color, 230))
else:
if self._app.theme_mgr.theme == Light:
gradient.setColorAt(0, add_alpha(color, 220))
gradient.setColorAt(0.1, add_alpha(color, 180))
gradient.setColorAt(0.2, add_alpha(color, 140))
gradient.setColorAt(0.6, add_alpha(color, 140))
gradient.setColorAt(0.8, add_alpha(color, 200))
gradient.setColorAt(0.9, add_alpha(color, 240))
gradient.setColorAt(1, color)
else:
gradient.setColorAt(0, add_alpha(color, 50))
gradient.setColorAt(0.6, add_alpha(color, 100))
gradient.setColorAt(0.8, add_alpha(color, 200))
gradient.setColorAt(0.9, add_alpha(color, 240))
gradient.setColorAt(1, color)
painter.setBrush(gradient)
painter.drawRect(rect)
painter.restore()
Example 5
| Project: FeelUOwn Author: feeluown File: right_panel.py License: GNU General Public License v3.0 | 5 votes |
|
def _draw_overlay(self, painter, draw_width, draw_height, scrolled):
painter.save()
rect = QRect(0, 0, draw_width, draw_height)
painter.translate(0, -scrolled)
gradient = QLinearGradient(rect.topLeft(), rect.bottomLeft())
gradient.setColorAt(0, self.palette().color(QPalette.Window))
gradient.setColorAt(1, self.palette().color(QPalette.Base))
painter.setBrush(gradient)
painter.drawRect(rect)
painter.restore()
Example 6
| Project: PyQt Author: PyQt5 File: AreaChart.py License: GNU General Public License v3.0 | 5 votes |
|
def getSeries(self):
# 创建Series
series0 = QLineSeries(self)
series1 = QLineSeries(self)
# 添加数据
series0 << QPointF(1, 5) << QPointF(3, 7) << QPointF(7, 6) << QPointF(9, 7) \
<< QPointF(12, 6) << QPointF(16, 7) << QPointF(18, 5)
series1 << QPointF(1, 3) << QPointF(3, 4) << QPointF(7, 3) << QPointF(8, 2) \
<< QPointF(12, 3) << QPointF(16, 4) << QPointF(18, 3)
# 创建区域图
series = QAreaSeries(series0, series1)
series.setName('Batman')
# 画笔
pen = QPen(0x059605)
pen.setWidth(3)
series.setPen(pen)
# 设置画刷
gradient = QLinearGradient(QPointF(0, 0), QPointF(0, 1))
gradient.setColorAt(0.0, QColor(0x3cc63c))
gradient.setColorAt(1.0, QColor(0x26f626))
gradient.setCoordinateMode(QGradient.ObjectBoundingMode)
series.setBrush(gradient)
return series
Example 7
| Project: mindfulness-at-the-computer Author: mindfulness-at-the-computer File: breathing_history_wt.py License: GNU General Public License v3.0 | 4 votes |
|
def add_new_breathing_rect(self, i_io: mc.mc_global.BreathingState, i_length: int=1):
if i_io == mc.mc_global.BreathingState.breathing_out:
self.new_cycle_bool = False
# Rectangle
xpos_ft = 0.0
if len(self.in_breath_graphics_qgri_list) > 0:
margin_int = SMALL_MARGIN_FT
if self.new_cycle_bool:
margin_int = LARGE_MARGIN_FT
last_graphics_rect_item = self.in_breath_graphics_qgri_list[-1]
xpos_ft = float(last_graphics_rect_item.rect().right() + margin_int)
if i_io == mc.mc_global.BreathingState.breathing_out:
xpos_ft = float(last_graphics_rect_item.rect().left())
ypos_ft = -i_length
if i_io == mc.mc_global.BreathingState.breathing_out:
ypos_ft = 0.0
t_drawrect = QtCore.QRectF(xpos_ft, ypos_ft, BAR_WIDTH_FT, i_length)
# Gradient
x_gradient = t_drawrect.x() - GRADIENT_IN_FT
if i_io == mc.mc_global.BreathingState.breathing_out:
x_gradient = t_drawrect.x() + GRADIENT_OUT_FT
t_start_qpointf = QtCore.QPointF(x_gradient, t_drawrect.y())
t_stop_qpointf = t_drawrect.bottomRight()
t_linear_gradient = QtGui.QLinearGradient(t_start_qpointf, t_stop_qpointf)
if i_io == mc.mc_global.BreathingState.breathing_in:
t_linear_gradient.setColorAt(0.0, QtGui.QColor(0, 153, 0))
t_linear_gradient.setColorAt(1.0, QtGui.QColor(0, 204, 0))
else:
t_linear_gradient.setColorAt(0.0, QtGui.QColor(51, 255, 51))
t_linear_gradient.setColorAt(1.0, QtGui.QColor(102, 255, 102))
# Adding rectangle with gradient
t_graphics_rect_item = self.breathing_graphicsscene.addRect(
t_drawrect,
pen=QtGui.QPen(QtCore.Qt.NoPen),
brush=QtGui.QBrush(t_linear_gradient)
)
if i_io == mc.mc_global.BreathingState.breathing_in:
self.in_breath_graphics_qgri_list.append(t_graphics_rect_item)
elif i_io == mc.mc_global.BreathingState.breathing_out:
self.out_breath_graphics_qgri_list.append(t_graphics_rect_item)
# -an alternative to storing this separately might be to use ".items" and check for type
# as there is a QGraphicsRectItem
# -another alternative: **http://doc.qt.io/qt-5/qgraphicsitem.html#type**
Example 8
| Project: QMusic Author: dragondjf File: lrcwindow.py License: GNU Lesser General Public License v2.1 | 4 votes |
|
def __init__(self):
super(DQuickWidget, self).__init__()
self.resize(1000, 100)
self.setMinimumSize(100, 80)
self.linear_gradient = QLinearGradient()
self.linear_gradient.setStart(0, 10)
self.linear_gradient.setFinalStop(0, 40)
self.linear_gradient.setColorAt(0.1, QColor(14, 179, 255));
self.linear_gradient.setColorAt(0.5, QColor(114, 232, 255));
self.linear_gradient.setColorAt(0.9, QColor(14, 179, 255));
self.mask_linear_gradient = QLinearGradient()
self.mask_linear_gradient.setStart(0, 10)
self.mask_linear_gradient.setFinalStop(0, 40)
self.mask_linear_gradient.setColorAt(0.1, QColor(222, 54, 4))
self.mask_linear_gradient.setColorAt(0.5, QColor(255, 72, 16))
self.mask_linear_gradient.setColorAt(0.9, QColor(222, 54, 4))
self.text = "PyQt 5.2版本最新发布了,Qt 库的Python绑定"
self.font = QFont()
self.font.setFamily("Times New Roman")
self.font.setBold(True)
self.font.setPixelSize(30)
self.setFont(self.font)
self.timer = QTimer(self)
self.timer.setInterval(100)
self.timer.timeout.connect(self.update)
self.timer.start()
self.textWidth = self.fontMetrics().width(self.text)
self.textHeight = self.fontMetrics().height()
self.p = 0.1
self.button = QPushButton('1111', self)
self.button.move(100, 0)
self.button.resize(40, 40)
self.toolBarHeight = 50
