def GetTextSizeFromPainter(painter: QG.QPainter, text: str):
try:
text_size = painter.fontMetrics().size(QC.Qt.TextSingleLine, text)
except ValueError:
from hydrus.client.metadata import ClientTags
if not ClientTags.have_shown_invalid_tag_warning:
from hydrus.core import HydrusData
HydrusData.ShowText(
'Hey, I think hydrus stumbled across an invalid tag! Please run _database->check and repair->fix invalid tags_ immediately, or you may get errors!'
)
bad_text = repr(text)
bad_text = HydrusText.ElideText(bad_text, 24)
HydrusData.ShowText('The bad text was: {}'.format(bad_text))
ClientTags.have_shown_invalid_tag_warning = True
text = '*****INVALID, UNDISPLAYABLE TAG, RUN DATABASE REPAIR NOW*****'
text_size = painter.fontMetrics().size(QC.Qt.TextSingleLine, text)
return (text_size, text)
def draw_entry_labels(painter: QPainter, geom: NodeGeometry,
state: NodeState, model: NodeDataModel,
node_style: NodeStyle):
"""
Draw entry labels
Parameters
----------
painter : QPainter
geom : NodeGeometry
state : NodeState
model : NodeDataModel
node_style : NodeStyle
"""
metrics = painter.fontMetrics()
for port in state.ports:
scene_pos = port.scene_position
if not port.connections:
painter.setPen(node_style.font_color_faded)
else:
painter.setPen(node_style.font_color)
display_text = port.display_text
rect = metrics.boundingRect(display_text)
scene_pos.setY(scene_pos.y() + rect.height() / 4.0)
if port.port_type == PortType.input:
scene_pos.setX(5.0)
elif port.port_type == PortType.output:
scene_pos.setX(geom.width - 5.0 - rect.width())
painter.drawText(scene_pos, display_text)
def paintEvent(self, event):
super().paintEvent(event)
painter = QPainter(self)
font_metrics = painter.fontMetrics()
text_layout = QTextLayout(self._text, painter.font())
text_layout.beginLayout()
y = 0
while True:
line = text_layout.createLine()
if not line.isValid():
break
line.setLineWidth(self.width())
nextLineY = y + font_metrics.lineSpacing()
if self.height() >= nextLineY + font_metrics.lineSpacing():
line.draw(painter, QPoint(0, y))
y = nextLineY
else:
lastLine = self._text[line.textStart():]
elidedLastLine = font_metrics.elidedText(
lastLine, Qt.ElideRight, self.width())
painter.drawText(QPoint(0, y + font_metrics.ascent()),
elidedLastLine)
line = text_layout.createLine()
break
text_layout.endLayout()
def get_font_array(sz, chars=DEFAULT_CHARS):
from qtpy.QtGui import QFont, QPainter, QColor
font = QFont()
font.setFixedPitch(True)
font.setPixelSize(int(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:
# PyQt4 (at least until Qt 4.8)
data = img.bits().asstring(img.numBytes())
except AttributeError:
if PYSIDE2:
# PySide2
data = bytes(img.bits())
else:
# PyQt5
data = img.bits().asstring(img.byteCount())
except SystemError:
# PyQt4 (4.11.3) and PyQt5 (5.3.2) on Python 3
return
npy = np.frombuffer(data, np.uint8)
npy.shape = img.height(), int(img.bytesPerLine() / 4), 4
return npy[:, :, 0]
