def paintEvent(self, evt):
painter = QPainter(self)
if self.color is not None:
painter.setPen(QPen(self.color))
painter.rotate(self.angle)
transform = painter.transform().inverted()[0]
rct = transform.mapRect(self.rect())
painter.drawText(rct, self.alignment(), self.text())
def paintEvent(self, evt):
painter = QPainter(self)
if self.color is not None:
painter.setPen(QPen(self.color))
painter.rotate(self.angle)
transform = painter.transform().inverted()[0]
rct = transform.mapRect(self.rect())
painter.drawText(rct, self.alignment(), self.text())
def get(self):
"""Override AbstractDataSetWidget method"""
value = self.item.get()
if value is not None:
color = QColor(value)
self.picture = QPicture()
painter = QPainter()
painter.begin(self.picture)
painter.fillRect(QRect(0, 0, 60, 20), QBrush(color))
painter.end()
self.group.setPicture(self.picture)
def get(self):
"""Override AbstractDataSetWidget method"""
value = self.item.get()
if value is not None:
color = QColor(value)
self.picture = QPicture()
painter = QPainter()
painter.begin(self.picture)
painter.fillRect(QRect(0, 0, 60, 20), QBrush(color))
painter.end()
self.group.setPicture(self.picture)
def print_(self, device):
if not self.win:
self.build_window()
W = device.width()
H = device.height()
from numpy import array
coords = array(list(self.axes.keys()))
imin = coords[:, 0].min()
imax = coords[:, 0].max()
jmin = coords[:, 1].min()
jmax = coords[:, 1].max()
w = W / (jmax - jmin + 1)
h = H / (imax - imin + 1)
paint = QPainter(device)
for (i, j), ax in list(self.axes.items()):
oy = (i - imin) * h
ox = (j - jmin) * w
ax.widget.print_(paint, QRect(ox, oy, w, h))
def get_font_array(sz, chars=DEFAULT_CHARS):
from guidata.qt.QtGui import QFont, QPainter, QColor
font = QFont()
font.setFixedPitch(True)
font.setPixelSize(sz)
font.setStyleStrategy(QFont.NoAntialias)
dummy = QImage(10, 10, QImage.Format_ARGB32)
pnt = QPainter(dummy)
pnt.setFont(font)
metric = pnt.fontMetrics()
rct = metric.boundingRect(chars)
pnt.end()
h = rct.height()
w = rct.width()
img = QImage(w, h, QImage.Format_ARGB32)
paint = QPainter()
paint.begin(img)
paint.setFont(font)
paint.setBrush(QColor(255, 255, 255))
paint.setPen(QColor(255, 255, 255))
paint.drawRect(0, 0, w + 1, h + 1)
paint.setPen(QColor(0, 0, 0))
paint.setBrush(QColor(0, 0, 0))
paint.drawText(0, paint.fontMetrics().ascent(), chars)
paint.end()
try:
try:
data = img.bits().asstring(img.numBytes())
except AttributeError:
# PyQt5
data = img.bits().asstring(img.byteCount())
except SystemError:
# Python 3
return
npy = np.frombuffer(data, np.uint8)
npy.shape = img.height(), img.bytesPerLine() / 4, 4
return npy[:, :, 0]
def get_font_array(sz, chars=DEFAULT_CHARS):
from guidata.qt.QtGui import QFont, QPainter, QColor
font = QFont()
font.setFixedPitch(True)
font.setPixelSize(sz)
font.setStyleStrategy(QFont.NoAntialias)
dummy = QImage(10, 10, QImage.Format_ARGB32)
pnt = QPainter(dummy)
pnt.setFont(font)
metric = pnt.fontMetrics()
rct = metric.boundingRect(chars)
pnt.end()
h = rct.height()
w = rct.width()
img = QImage(w, h, QImage.Format_ARGB32)
paint = QPainter()
paint.begin(img)
paint.setFont(font)
paint.setBrush( QColor(255, 255, 255) )
paint.setPen( QColor(255, 255, 255) )
paint.drawRect(0, 0, w+1, h+1)
paint.setPen( QColor(0, 0, 0))
paint.setBrush( QColor(0, 0, 0) )
paint.drawText(0, paint.fontMetrics().ascent(), chars)
paint.end()
try:
try:
data = img.bits().asstring(img.numBytes())
except AttributeError:
# PyQt5
data = img.bits().asstring(img.byteCount())
except SystemError:
# Python 3
return
npy = np.frombuffer(data, np.uint8)
npy.shape = img.height(), img.bytesPerLine()/4, 4
return npy[:,:, 0]
