def process_draw(self, gc: wx.GraphicsContext):
gc.SetBrush(self.background_brush)
gc.DrawRectangle(self.left, self.top, self.right, self.bottom)
gc.SetBrush(self.lacking_brush)
gc.SetPen(self.lacking_pen)
gc.DrawLines([(self.start_x, self.start_y), (self.end_x, self.end_y)])
for idx, value in enumerate(self.values):
amount = self.value_to_position(value)
tx = amount * (self.end_x - self.start_x) + self.start_x
ty = amount * (self.end_y - self.start_y) + self.start_y
gc.SetBrush(self.selected_brush)
gc.SetPen(self.selected_pen)
gc.DrawLines([(self.start_x, self.start_y), (tx, ty)])
gc.DrawEllipse(tx - BLIP_RADIUS / 2, ty - BLIP_RADIUS / 2,
BLIP_RADIUS, BLIP_RADIUS)
if self.moving and self.seeker == idx:
gc.SetBrush(self.moving_brush)
gc.DrawEllipse(
tx - MOVE_RADIUS / 2,
ty - MOVE_RADIUS / 2,
MOVE_RADIUS,
MOVE_RADIUS,
)
if self.seeker != -1:
try:
gc.DrawText(
f"{self.values[self.seeker]:.2f}",
self.start_x,
self.start_y,
)
except IndexError:
pass
def paint_arrow_tip(self, gc: wx.GraphicsContext, fill: wx.Colour):
assert len(self.arrow_adjusted_coords) == 4, \
"Arrow adjusted coords is not of length 4: {}".format(self.arrow_adjusted_coords)
gc.SetPen(gc.CreatePen(wx.GraphicsPenInfo(fill)))
gc.SetBrush(wx.Brush(fill))
gc.DrawLines([wx.Point2D(*(coord))
for coord in self.arrow_adjusted_coords])
def process_draw(self, gc: wx.GraphicsContext):
# Draw Box
gc.SetBrush(wx.TRANSPARENT_BRUSH)
gc.SetPen(self.checkline_pen)
gc.DrawRectangle(self.left, self.top, self.right - self.left,
self.bottom - self.top)
if self.value:
# Draw Check
gc.SetPen(self.checkline_pen)
check = [(0.2, 0.5), (0.4, 0.75), (0.8, 0.2)]
for i in range(len(check)):
x, y = check[i]
check[i] = towards(self.left, self.right,
x), towards(self.top, self.bottom, y)
gc.DrawLines(check)
if self.text:
height = self.bottom - self.top
width = self.right - self.left
text_size = height * 3.0 / 4.0 # px to pt conversion
try:
self.font.SetFractionalPointSize(text_size)
except AttributeError:
self.font.SetPointSize(int(text_size))
gc.SetFont(self.font, self.font_color)
gc.DrawText(self.text, self.right + width * self._text_gap,
self.top)
def process_draw(self, gc: wx.GraphicsContext):
if self.point_series:
if self.scene.context.elements.default_stroke is None:
self.pen.SetColour(wx.BLUE)
else:
self.pen.SetColour(
wx.Colour(
swizzlecolor(
self.scene.context.elements.default_stroke)))
gc.SetPen(self.pen)
if self.scene.context.elements.default_fill is None:
gc.SetBrush(wx.TRANSPARENT_BRUSH)
else:
gc.SetBrush(
wx.Brush(
wx.Colour(
swizzlecolor(
self.scene.context.elements.default_fill)),
wx.BRUSHSTYLE_SOLID,
))
points = list(self.point_series)
if self.mouse_position is not None:
points.append(self.mouse_position)
points.append(points[0])
gc.DrawLines(points)
def draw_points(self, gc: wx.GraphicsContext, points: List[Vec2],
radius: float):
"""
Drawing points for arrow.
Args:
self: the Designer Window to initialize.
gc (wx.GraphixContext): Graphics context to modify.
points (List[Vect2]): Points to be drawn in form of a list.
radius (float): radius for the points.
"""
gc.SetPen(wx.Pen(wx.BLACK, 2))
gc.SetBrush(wx.Brush(wx.BLACK, wx.BRUSHSTYLE_FDIAGONAL_HATCH))
plotted = [p * self.csize for p in points] # points to be plotted
if self.dragging:
assert self.hover_idx != -1 and self.dragged_point is not None
plotted[self.hover_idx] = self.dragged_point
gc.DrawLines([wx.Point2D(*p)
for p in plotted] + [wx.Point2D(*plotted[0])])
for i, p in enumerate(plotted):
if self.dragging and i == self.hover_idx:
continue
if i == 3:
# the last point is the tip, so draw it in a different color
gc.SetPen(wx.BLACK_PEN)
gc.SetBrush(wx.BLACK_BRUSH)
else:
gc.SetPen(self.handle_pen)
gc.SetBrush(self.handle_brush)
self.draw_point(gc, p, radius)
# Draw the hover point
if self.hover_idx != -1:
point = self.dragged_point if self.dragging else plotted[
self.hover_idx]
assert self.hover_idx >= 0 and self.hover_idx < 4
assert point is not None
gc.SetPen(self.hl_handle_pen)
gc.SetBrush(self.hl_handle_brush)
self.draw_point(gc, point, radius)
if self.dragging:
assert self.dragged_point is not None
drop_point = self.projected_landing(self.dragged_point)
gc.SetPen(self.phantom_pen)
gc.SetBrush(self.phantom_brush)
self.draw_point(gc, drop_point, radius)
