def add_polygon(self, pts, col, outline='black', thickness=1.0):
"""Draw a polygon on this pixmap.
Args:
pts (QPointF list): polygon points
col (QColor): fill colour
outline (str|None): outline colour (if any)
thickness (float): line thickness
"""
from psyhive import qt
if outline:
_pen = QtGui.QPen(outline)
_pen.setCapStyle(Qt.RoundCap)
if thickness:
_pen.setWidthF(thickness)
else:
_pen = QtGui.QPen()
_pen.setStyle(Qt.NoPen)
_col = qt.get_col(col)
_brush = QtGui.QBrush(_col)
_poly = QtGui.QPolygonF()
for _pt in pts:
_pt = qt.get_p(_pt)
_poly.append(_pt)
_pnt = HPainter()
_pnt.begin(self)
_pnt.setBrush(_brush)
_pnt.setPen(_pen)
_pnt.drawPolygon(_poly)
_pnt.end()
def add_dot(self,
pos,
col='black',
radius=1.0,
outline=None,
thickness=None,
operation=None,
render_hint=None):
"""Draw a circle on this pixmap.
Args:
pos (QPoint): centre point
col (str): dot colour
radius (float): dot radius
outline (QPen): apply outline pen
thickness (float): line thickness
operation (str): compositing operation
render_hint (RenderHint): add render hint
"""
from psyhive import qt
_pos = qt.get_p(pos)
_col = qt.get_col(col)
_brush = QtGui.QBrush(_col)
# Set outline
if thickness:
_pen = QtGui.QPen(qt.get_col('Black'))
_pen.setWidthF(thickness)
elif not outline:
_pen = QtGui.QPen(_col)
_pen.setStyle(Qt.NoPen)
elif isinstance(outline, QtGui.QPen):
_pen = outline
elif isinstance(outline, six.string_types):
_out_col = qt.get_col(outline)
_pen = QtGui.QPen(_out_col)
else:
raise ValueError(outline)
_pnt = HPainter()
_pnt.begin(self)
_pnt.setBrush(_brush)
_pnt.setPen(_pen)
if render_hint:
_pnt.setRenderHint(render_hint)
_pnt.set_operation(operation)
_pnt.drawEllipse(_pos.x() - radius,
_pos.y() - radius, radius * 2, radius * 2)
_pnt.end()
def add_square(self, pos, size, col='black', thickness=None):
"""Draw a square.
Args:
pos (QPoint): square position
size (QSize): square size
col (str): square colour
thickness (float): line thickness
"""
from psyhive import qt
_pos = qt.get_p(pos)
_size = qt.get_size(size)
_rect = QtCore.QRect(_pos, _size)
_brush = QtGui.QBrush(qt.HColor(0, 0, 0, 0))
_col = qt.get_col(col)
_pen = QtGui.QPen(_col)
if thickness:
_pen.setWidthF(thickness)
_pnt = qt.HPainter()
_pnt.begin(self)
_pnt.setPen(_pen)
_pnt.setBrush(_brush)
_pnt.drawRect(_rect)
_pnt.end()
return _rect
def add_circle(self,
pos,
col='black',
radius=10,
thickness=None,
operation=None,
pen=None):
"""Draw a circle on this pixmap.
Args:
pos (QPoint): centre point
col (str): line colour
radius (int): circle radius
thickness (float): line thickness
operation (str): compositing operation
pen (QPen): override pen
"""
from psyhive import qt
_pos = qt.get_p(pos)
_col = qt.get_col(col)
_pen = pen or QtGui.QPen(_col)
if thickness:
_pen.setWidthF(thickness)
_rect = QtCore.QRect(_pos.x() - radius,
_pos.y() - radius, radius * 2, radius * 2)
_pnt = HPainter()
_pnt.begin(self)
_pnt.set_operation(operation)
_pnt.setPen(_pen)
_pnt.drawArc(_rect, 0, 360 * 16)
_pnt.end()
return _rect
def add_rect(self,
pos,
size,
col='white',
outline='black',
operation=None,
anchor='TL',
thickness=None):
"""Draw a rectangle on this pixmap.
Args:
pos (QPoint): position
size (QSize): rectangle size
col (str): rectangle colour
outline (str): outline colour
operation (str): overlay mode
anchor (str): position anchor point
thickness (float): line thickness
"""
from psyhive import qt
_col = qt.get_col(col)
_brush = QtGui.QBrush(_col)
_rect = _get_rect(pos=pos, size=size, anchor=anchor)
# Set outline
if outline:
_pen = QtGui.QPen(outline)
else:
_pen = QtGui.QPen()
_pen.setStyle(Qt.NoPen)
if thickness:
_pen.setWidthF(thickness)
_pnt = HPainter()
_pnt.begin(self)
_pnt.set_operation(operation)
_pnt.setPen(_pen)
_pnt.setBrush(_brush)
_pnt.drawRect(_rect)
_pnt.end()
return _rect
def add_rounded_rect(self,
pos,
size,
col='White',
bevel=5,
anchor='TL',
pen=None,
outline=True):
"""Draw a rounded rectangle on this pixmap.
Args:
pos (QPoint): position
size (QSize): rectangle size
col (str): rectangle fill colour
bevel (int): edge bevel
anchor (str): position anchor point
pen (QPen): override pen
outline (bool): show outline
Returns:
(QRect): draw region
"""
from psyhive import qt
if isinstance(col, QtGui.QPixmap):
_col = col
else:
_col = qt.get_col(col)
_brush = QtGui.QBrush(_col)
_rect = _get_rect(pos=pos, size=size, anchor=anchor)
# Set pen
_pen = None
if pen:
_pen = pen
elif not outline:
_pen = QtGui.QPen(_col)
_pen.setStyle(Qt.NoPen)
_pnt = qt.HPainter()
_pnt.begin(self)
if _pen:
_pnt.setPen(_pen)
_pnt.setBrush(_brush)
_pnt.drawRoundedRect(_rect, bevel, bevel)
_pnt.end()
return _rect
def add_line(self,
pt1,
pt2,
col='black',
thickness=None,
operation=None,
pen=None,
verbose=0):
"""Draw a straight line on this pixmap.
Args:
pt1 (QPoint): start point
pt2 (QPoint): end point
col (str): line colour
thickness (float): line thickness
operation (str): compositing operation
pen (QPen): override pen (ignores all other pen attrs)
verbose (int): print process data
"""
from psyhive import qt
_pt1 = qt.get_p(pt1)
_pt2 = qt.get_p(pt2)
# Get pen
if pen:
_pen = pen
else:
_col = qt.get_col(col)
_pen = QtGui.QPen(_col)
_pen.setCapStyle(Qt.RoundCap)
_pen.setJoinStyle(Qt.RoundJoin)
if thickness:
_pen.setWidthF(thickness)
lprint("COL", _col, verbose=verbose)
_pnt = HPainter()
_pnt.begin(self)
_pnt.setPen(_pen)
_pnt.set_operation(operation)
_pnt.drawLine(_pt1.x(), _pt1.y(), _pt2.x(), _pt2.y())
_pnt.end()
def add_path(self, pts, col='black', thickness=None, pen=None):
"""Draw a path on this pixmap.
Args:
pts (QPoint list): list of points in path
col (str): path colour
thickness (float): line thickness
pen (QPen): override pen (ignores all other pen attrs)
"""
from psyhive import qt
# Set pen
if pen:
_pen = pen
else:
_col = qt.get_col(col)
_pen = pen or QtGui.QPen(_col)
_pen.setCapStyle(Qt.RoundCap)
if thickness:
_pen.setWidthF(thickness)
_brush = QtGui.QBrush()
_brush.setStyle(Qt.NoBrush)
# Make path object
_path = QtGui.QPainterPath()
_path.moveTo(qt.get_p(pts[0]))
for _pt in pts[1:]:
_path.lineTo(qt.get_p(_pt))
_pnt = HPainter()
_pnt.begin(self)
_pnt.setPen(_pen)
_pnt.setBrush(_brush)
_pnt.drawPath(_path)
_pnt.end()