def draw_position(self, e):
p = self.mapToScene(e.x(), e.y())
v = (p.x() - self.drag_start[0], p.y() - self.drag_start[1])
mag = sqrt(pow(v[0], 2) + pow(v[1], 2))
v = (v[0] / mag, v[1] / mag) # Normalize diff vector
u = (-v[1], v[0]) # Project diff vector to mirrored map
if self.last_path:
self._scene.removeItem(self.last_path)
self.last_path = None
res = (v[0] * 25, v[1] * 25)
if self._pose_mode:
pen = QPen(QColor("red"))
elif self._goal_mode:
pen = QPen(QColor("green"))
self.last_path = self._scene.addLine(self.drag_start[0],
self.drag_start[1],
self.drag_start[0] + res[0],
self.drag_start[1] + res[1], pen)
map_p = self.point_qt_to_map(self.drag_start)
angle = atan2(u[0], u[1])
quat = quaternion_from_euler(0, 0, angle)
self.drag_start = None
return map_p, quat
def getComponentPen(state):
b = QPen(QColor(0, 0, 255)) # unconfigured/preoperational
if state == 'A': # stopped
b = QPen(QBrush(QColor(255, 0, 0)), 5)
elif state == 'N': # running
b = QPen(QBrush(QColor(0, 0, 0)), 1)
return b
def __init__(self, highlight_level, bounding_box, label, shape, color=None, parent=None, label_pos=None, tooltip=None):
super(NodeItem, self).__init__(highlight_level, parent)
self._default_color = self._COLOR_BLACK if color is None else color
self._brush = QBrush(self._default_color)
self._label_pen = QPen()
self._label_pen.setColor(self._default_color)
self._label_pen.setJoinStyle(Qt.RoundJoin)
self._ellipse_pen = QPen(self._label_pen)
self._ellipse_pen.setWidth(1)
self._incoming_edges = set()
self._outgoing_edges = set()
self.parse_shape(shape, bounding_box)
self.addToGroup(self._graphics_item)
self._label = QGraphicsSimpleTextItem(label)
self._label.setFont(GraphItem._LABEL_FONT)
label_rect = self._label.boundingRect()
if label_pos is None:
label_rect.moveCenter(bounding_box.center())
else:
label_rect.moveCenter(label_pos)
self._label.setPos(label_rect.x(), label_rect.y())
self.addToGroup(self._label)
if tooltip is not None:
self.setToolTip(tooltip)
self.set_node_color()
self.setAcceptHoverEvents(True)
self.hovershape = None
def _draw_annotation(self, data):
old_item = None
if self.annotation_item:
old_item = self.annotation_item
annotation_item = None
if not data == {}:
resolution = self._drawing_objects['map'].info.resolution
origin = self._drawing_objects['map'].info.origin
w = self._drawing_objects['map'].info.width
h = self._drawing_objects['map'].info.height
x = -((data['x'] - origin.position.x) / resolution - w)
y = (data['y'] - origin.position.y) / resolution
if data['type'] == "yocs_msgs/Waypoint":
#annotation_item = self._scene.addEllipse(x - (data['scale'][0] / resolution), y -(data['scale'][1] / resolution), data['scale'][0] / resolution * 2, data['scale'][1] / resolution * 2, pen=QPen(QColor(0, 0, 255)), brush=QBrush(QColor(0, 0, 255, 125)))
viz_marker_pose = QMatrix().rotate(-data['yaw'] + 180).map(
self._viz_marker_polygon).translated(x, y)
annotation_item = self._scene.addPolygon(
viz_marker_pose,
pen=QPen(QColor(0, 0, 255)),
brush=QBrush(QColor(0, 0, 255, 125)))
elif data['type'] == "ar_track_alvar_msgs/AlvarMarker":
viz_marker_pose = QMatrix().rotate(
-(data['yaw'] - 90) + 180).map(
self._viz_marker_polygon).translated(x, y)
annotation_item = self._scene.addPolygon(
viz_marker_pose,
pen=QPen(QColor(0, 0, 255)),
brush=QBrush(QColor(0, 0, 255, 125)))
annotation_item.setZValue(2)
if old_item:
self._scene.removeItem(old_item)
self.annotation_item = annotation_item
def paintEvent(self, event):
geom = super(AxisWidget, self).geometry()
h = geom.height()
w = geom.width()
box = QRect(2, 2, w - 4, h - 4)
horiz = QLine(2, h / 2, w - 2, h / 2)
vert = QLine(w / 2, 2, w / 2, h - 2)
targ = QPoint(self._x * (w - 4) / 2 + w / 2,
self._y * (h - 4) / 2 + h / 2)
plt = super(AxisWidget, self).palette()
linebrsh = plt.dark()
targetbrsh = plt.highlight()
linepen = QPen(linebrsh, 1, Qt.SolidLine, Qt.SquareCap)
targetpen = QPen(targetbrsh, 2, Qt.SolidLine, Qt.SquareCap)
qp = QPainter()
qp.begin(self)
qp.setPen(linepen)
qp.drawRect(box)
qp.drawLine(horiz)
qp.drawLine(vert)
qp.setPen(targetpen)
qp.drawEllipse(targ, 10, 10)
qp.end()
def paintEvent(self,event):
super(JoystickPointView,self).paintEvent(event)
try:
if self._initialized:
pass
except:
self._origPos = self.pos()
self._initialized = True
qp = QPainter()
qp.begin(self)
borderWidth = 2
radius = self.height()/2
center = QtCore.QPoint(self.height()/2,self.width()/2)
# Outer Circle
qp.setRenderHint(QPainter.Antialiasing, True)
qp.setPen(QPen(QtCore.Qt.darkGray, borderWidth, QtCore.Qt.SolidLine, QtCore.Qt.RoundCap,QtCore.Qt.RoundJoin))
qp.setBrush(QBrush(QtCore.Qt.white, QtCore.Qt.SolidPattern))
qp.drawEllipse(center,radius-borderWidth,radius-borderWidth)
# Inner Circle
qp.setPen(QPen(QtCore.Qt.lightGray, borderWidth, QtCore.Qt.SolidLine, QtCore.Qt.RoundCap,QtCore.Qt.RoundJoin))
qp.setBrush(QBrush(QtCore.Qt.white, QtCore.Qt.SolidPattern))
qp.drawEllipse(center,radius-borderWidth-1,radius-borderWidth-1)
qp.end()
def paint(self, painter, option, widget):
painter.setFont(self._time_font)
painter.fillRect(0, 0, SandtrayItem.length * SandtrayItem.scale,
SandtrayItem.width * SandtrayItem.scale,
painter.background())
for color, polys in self._zones.items():
painter.setPen(QPen(color, 2))
for poly in polys:
painter.drawPolygon(QPolygonF(poly))
painter.setBrush(QBrush(self._fg_color))
painter.setPen(QPen(self._border_color, 1))
painter.drawRect(0, 0, SandtrayItem.length * SandtrayItem.scale,
SandtrayItem.width * SandtrayItem.scale)
for label, pos in self._items.items():
x, y = pos[0] * SandtrayItem.scale, pos[1] * SandtrayItem.scale
painter.drawText(x - 10, y - 10, label)
if "cube" in label:
painter.setBrush(QBrush(self._cube_color))
painter.drawRect(x - 5, y - 5, 10, 10)
else:
painter.setBrush(QBrush(self._item_color))
painter.drawEllipse(QPointF(x, y), 10, 10)
def _draw_control_target(self, painter, color, robot):
# ロボットの制御目標値を描画する
# 経路の線を描画するための変数
prev_point = None
robot_id = robot.robot_id
target = self._control_targets[color][robot_id]
# 経路を描画
for pose in target.path:
point = self._convert_to_view(pose.x, pose.y)
size = self._ROBOT_RADIUS * self._scale_field_to_view
target_color = QColor(Qt.magenta)
target_color.setAlphaF(0.5)
painter.setPen(Qt.black)
painter.setBrush(target_color)
painter.drawEllipse(point, size, size)
# 角度
line_x = self._ROBOT_RADIUS * math.cos(pose.theta)
line_y = self._ROBOT_RADIUS * math.sin(pose.theta)
line_point = point + self._convert_to_view(line_x, line_y)
painter.drawLine(point, line_point)
# IDを添える
text_point = point + self._convert_to_view(self._ID_POS[0],
self._ID_POS[1])
painter.drawText(text_point, str(robot_id))
# 経路を描画
if prev_point is None:
prev_point = point
else:
painter.setPen(QPen(QColor(0, 0, 255, 127), 4))
painter.drawLine(prev_point, point)
prev_point = point
# キック・ドリブルフラグを、ロボットの現在位置周辺に描画
text_flag = ""
if target.kick_power > 0.0:
text_flag += "K:" + str(target.kick_power)
if target.chip_enable is True:
text_flag += "\nC:ON"
if target.dribble_power > 0.0:
text_flag += "\nD:" + str(target.dribble_power)
point = self._convert_to_view(robot.pose.x, robot.pose.y)
text_point = point + self._convert_to_view(self._FLAG_POS[0],
self._FLAG_POS[1])
# 複数行に分けてテキストを描画するため、widthとheightを設定する
text_width = 50
text_height = 100
painter.setPen(QPen(Qt.red, 2))
painter.drawText(text_point.x(), text_point.y(), text_width,
text_height, 0, text_flag)
def __init__(self,
bounding_box,
shape,
label,
label_pos=None,
url=None,
parent=None,
**kwargs):
super(DmgHtmlNodeItem, self).__init__(parent, **kwargs)
self.url = url
self._incoming_edges = set()
self._outgoing_edges = set()
self._brush = QBrush(self._color)
self._label_pen = QPen()
self._label_pen.setColor(self._color)
self._label_pen.setJoinStyle(Qt.RoundJoin)
self._label_pen.setWidthF(self._label_pen_width)
self._graphics_item_pen = QPen(self._label_pen)
self._graphics_item_pen.setWidthF(self._pen_width)
self._label = QGraphicsTextItem()
self._label.setHtml(label)
label_rectangle = self._label.boundingRect()
if label_pos is None:
label_rectangle.moveCenter(bounding_box.center())
else:
label_rectangle.moveCenter(label_pos)
self._label.setPos(label_rectangle.x(), label_rectangle.y())
self.addToGroup(self._label)
self._graphics_item = ShapeFactory.create(shape, bounding_box)
if ShapeFactory.message is not None:
print ShapeFactory.message
self.addToGroup(self._graphics_item)
self._brush.setColor(self._color)
self._graphics_item_pen.setColor(self._color)
self._label_pen.setColor(self._color)
self._graphics_item.setPen(self._graphics_item_pen)
self._highlight_level = kwargs.get('highlight_level',
self.HIGHLIGHT_LEVEL)
self._hovered_color = kwargs.get('hovered_color', self.HOVERED_COLOR)
self._highlighted_color = kwargs.get('highlighted_color',
self.HIGHLIGHTED_COLOR)
self._highlighted_pen_width = kwargs.get('highlighted_pen_width',
self.HIGHLIGHTED_PEN_WIDTH)
self._highlighted_label_pen_width = kwargs.get(
'highlighted_label_pen_width', self.HIGHLIGHTED_LABEL_PEN_WIDTH)
self.hover_shape = None
self.setAcceptHoverEvents(True)
def on_qPixmapItemBottom_clicked(self, ev):
radius = 10
pen = QPen(Qt.red, Qt.SolidPattern)
pen.setWidth(5)
qEllipse = self._qGraphicsSceneBottom.addEllipse(ev.pos().x() - radius, ev.pos().y() - radius, 2 * radius, 2 * radius, pen, QBrush())
self._qEllipseObjects.append(qEllipse)
self._widget.pushButton_reset.setEnabled(True)
self._widget.pushButton_send.setEnabled(True)
def __init__(self, parent):
super(AngularLabel, self).__init__(parent)
self.colorGreen = QColor(66, 255, 100, 128)
self.colorRed = QColor(255, 66, 100, 128)
self.brushGreen = QBrush(self.colorGreen)
self.brushRed = QBrush(self.colorRed)
self.penGreen = QPen(self.brushGreen, 1)
self.penRed = QPen(self.brushRed, 1)
self.setFixedSize(100, 100)
self.angle = 0
self.velocity = 0
def __init__(self, mark_dim, view_dim):
self.mark_dim = mark_dim
self.view_dim = view_dim
self._pens = {
'black': QPen(QtCore.Qt.black),
'white': QPen(QtCore.Qt.white)
}
self._brushes = {
'black': QBrush(QtCore.Qt.black),
'white': QBrush(QtCore.Qt.white)
}
self._prepare()
def __init__(self, bounding_box, shape, label, label_pos=None, url=None, parent=None, **kwargs):
super(NodeItem, self).__init__(parent, **kwargs)
self.url = url
self._incoming_edges = set()
self._outgoing_edges = set()
self._brush = QBrush(self._color)
self._label_pen = QPen()
self._label_pen.setColor(self._color)
self._label_pen.setJoinStyle(Qt.RoundJoin)
self._label_pen.setWidthF(self._label_pen_width)
if self._pen_width == 0.0:
self._graphics_item_pen = QPen(Qt.NoPen)
else:
self._graphics_item_pen = QPen(self._label_pen)
self._graphics_item_pen.setWidthF(self._pen_width)
self._graphics_item = ShapeFactory.create(shape, bounding_box)
if ShapeFactory.message is not None:
print ShapeFactory.message
self.addToGroup(self._graphics_item)
if not shape == 'point':
self._label = QGraphicsSimpleTextItem(label)
label_rectangle = self._label.boundingRect()
if label_pos is None:
label_rectangle.moveCenter(bounding_box.center())
else:
label_rectangle.moveCenter(label_pos)
self._label.setPos(label_rectangle.x(), label_rectangle.y())
self.addToGroup(self._label)
else:
self._graphics_item.setBrush(self._color)
self._label = None
self._brush.setColor(self._color)
self._graphics_item_pen.setColor(self._color)
self._label_pen.setColor(self._color)
self._graphics_item.setPen(self._graphics_item_pen)
if self._label is not None:
self._label.setBrush(self._brush)
self._label.setPen(self._label_pen)
def transitionSelected(self, index):
for e in self.prev_selected_connections:
e.setPen(QPen(QBrush(QColor(0, 0, 0)), 0))
self.prev_selected_connections = []
if not self.component_selected:
return
for e in self.edges:
data = e.data(0)
if (data[0] == self.component_selected) and (
data[1]
== self.selected_component_next_states_names[index]):
e.setPen(QPen(QBrush(QColor(255, 0, 0)), 5))
self.prev_selected_connections.append(e)
def paintEvent(self, event):
with self.lock:
self.event = event
rect = event.rect()
qp = QPainter()
qp.begin(self)
radius = min(rect.width(), rect.height()) - 50
qp.setFont(QFont('Helvetica', 100))
qp.setPen(QPen(QBrush(QColor(255, 255, 255)), 20))
if self.is_disabled:
qp.fillRect(rect, self._DISABLED_COLOR)
qp.drawText(rect, QtCore.Qt.AlignCenter, self._FROWN)
elif self.is_blackout:
qp.fillRect(rect, self._BLACKOUT_COLOR)
qp.drawText(rect, QtCore.Qt.AlignCenter, self._FROWN)
time_diff = (self.next_whiteout_time - rospy.Time.now()).to_sec()
if time_diff < 0:
time_diff = 0
time_ratio = time_diff / (self.next_whiteout_time - self.blackout_time).to_sec()
qp.setFont(QFont('Helvetica', 30))
qp.drawText(0, rect.height() - 150, rect.width(), 150, QtCore.Qt.AlignCenter, "%.1f sec" % time_diff)
# 0-360
if time_ratio > 0:
rad = int(math.fmod(time_ratio * 360 + 90*16, 360) * 16)
qp.drawArc((rect.width() - radius) / 2, (rect.height() - radius) / 2, radius, radius, 90*16, rad)
else:
qp.fillRect(rect, self._OK_COLOR)
qp.drawText(rect, QtCore.Qt.AlignCenter, self._SMILEY)
qp.end()
def addArrow(self, startPoint=QPointF(), endPoint=QPointF(), pen=QPen()):
alpha = 5 * pi / 6
arrowLength = 10
theta = atan2((endPoint.y() - startPoint.y()),
(endPoint.x() - startPoint.x()))
gamma1 = theta + alpha
gamma2 = theta - alpha
arrowPoint_1 = QPointF(endPoint.x() + arrowLength * cos(gamma1),
endPoint.y() + arrowLength * sin(gamma1))
arrowPoint_2 = QPointF(endPoint.x() + arrowLength * cos(gamma2),
endPoint.y() + arrowLength * sin(gamma2))
line_0 = QLineF(startPoint, endPoint)
line_1 = QLineF(endPoint, arrowPoint_1)
line_2 = QLineF(endPoint, arrowPoint_2)
line_item_0 = QGraphicsLineItem(line_0)
line_item_0.setPen(pen)
line_item_1 = QGraphicsLineItem(line_1)
line_item_1.setPen(pen)
line_item_2 = QGraphicsLineItem(line_2)
line_item_2.setPen(pen)
arrowItems = [line_item_0, line_item_1, line_item_2]
self.addItem(line_item_0)
self.addItem(line_item_1)
self.addItem(line_item_2)
return arrowItems
def paintEvent(self,event):
if not self._initialized:
self.placeStickAtCenter()
self._initialized = True
borderWidth = 1
joyRange = 80
center = QtCore.QPoint(self.height()/2,self.width()/2)
qp = QPainter()
qp.begin(self)
qp.setRenderHint(QPainter.Antialiasing, True)
qp.setPen(QPen(QtCore.Qt.lightGray, borderWidth, QtCore.Qt.SolidLine, QtCore.Qt.RoundCap,QtCore.Qt.RoundJoin))
if self._mode == "circle":
qp.drawEllipse(center,joyRange,joyRange)
if self._mode == "square":
x = center.x() - joyRange
y = center.y() - joyRange
width = joyRange * 2
height = joyRange * 2
qp.drawRect(x,y,width,height)
qp.end()
super(JoystickView,self).paintEvent(event)
def _draw_field(self, painter):
# フィールドの緑と白線を描画する
# グリーンカーペットを描画
painter.setPen(Qt.black)
painter.setBrush(Qt.green)
rect = QRectF(-self._view_width * 0.5, -self._view_height * 0.5,
self._view_width, self._view_height)
painter.drawRect(rect)
# 白線を描画
painter.setPen(QPen(Qt.white, self._WHITE_LINE_THICKNESS))
for line in self._field_lines:
p1 = self._convert_to_view(line["p1_x"], line["p1_y"])
p2 = self._convert_to_view(line["p2_x"], line["p2_y"])
painter.drawLine(p1, p2)
for arc in self._field_arcs:
top_left = self._convert_to_view(arc["center_x"] - arc["radius"],
arc["center_y"] + arc["radius"])
size = arc["radius"] * 2.0 * self._scale_field_to_view
# angle must be 1/16 degrees order
start_angle = math.degrees(arc["a1"]) * 16
end_angle = math.degrees(arc["a2"]) * 16
span_angle = end_angle - start_angle
painter.drawArc(top_left.x(), top_left.y(), size, size,
start_angle, span_angle)
def _draw_playhead(self, painter):
"""
Draw a line and 2 triangles to denote the current position being viewed
:param painter: ,''QPainter''
"""
px = self.map_stamp_to_x(self.playhead.to_sec())
pw, ph = self._playhead_pointer_size
# Line
painter.setPen(QPen(self._playhead_color))
painter.setBrush(QBrush(self._playhead_color))
painter.drawLine(px, self._history_top - 1, px,
self._history_bottom + 2)
# Upper triangle
py = self._history_top - ph
painter.drawPolygon(
QPolygonF([
QPointF(px, py + ph),
QPointF(px + pw, py),
QPointF(px - pw, py)
]))
# Lower triangle
py = self._history_bottom + 1
painter.drawPolygon(
QPolygonF([
QPointF(px, py),
QPointF(px + pw, py + ph),
QPointF(px - pw, py + ph)
]))
painter.setBrush(self._default_brush)
painter.setPen(self._default_pen)
def drawAngleReplacement(self, painter):
robot_pos = QPointF()
if self._replace_is_friend:
robot_pos.setX(
self.friendOdoms[self._replace_id].pose.pose.position.x)
robot_pos.setY(
self.friendOdoms[self._replace_id].pose.pose.position.y)
else:
robot_pos.setX(
self.enemyOdoms[self._replace_id].pose.pose.position.x)
robot_pos.setY(
self.enemyOdoms[self._replace_id].pose.pose.position.y)
currentPos = self.convertToRealWorld(self._current_mouse_pos.x(),
self._current_mouse_pos.y())
angle = math.degrees(self._to_angle(robot_pos, currentPos))
robotPoint = self.convertToDrawWorld(robot_pos.x(), robot_pos.y())
currentPoint = self.convertToDrawWorld(currentPos.x(), currentPos.y())
painter.setPen(QPen(Qt.blue, 2))
painter.drawLine(robotPoint, currentPoint)
text = "[" + str(round(angle, 2)) + "]"
painter.setPen(Qt.black)
painter.drawText(currentPoint, text)
def drawField(self, painter):
# draw green surface rectangle
painter.setPen(Qt.black)
painter.setBrush(Qt.green)
rx = -self.world_width * 0.5
ry = -self.world_height * 0.5
rect = QRectF(rx, ry, self.world_width, self.world_height)
painter.drawRect(rect)
# draw white lines
painter.setPen(QPen(Qt.white,2))
for line in self.field_geometry.field_lines:
p1 = self.convertToDrawWorld(line.p1_x, line.p1_y)
p2 = self.convertToDrawWorld(line.p2_x, line.p2_y)
painter.drawLine(p1, p2)
for arc in self.field_geometry.field_arcs:
top_left = self.convertToDrawWorld(
arc.center_x - arc.radius, arc.center_y + arc.radius)
size = arc.radius * 2.0 * self.scaleOnField
start_angle = math.degrees(arc.a1)
end_angle = math.degrees(arc.a2)
span_angle = end_angle - start_angle
# angle must be 1/16 degrees order
start_angle *= 16
span_angle *= 16
painter.drawArc(top_left.x(), top_left.y(), size, size, start_angle, span_angle)
def _draw_joy_target(self, painter):
# JoyStickのControlTargetを描画する
# 経路の線を描画するための変数
prev_point = None
for i, pose in enumerate(self._joy_target.path):
point = self._convert_to_view(pose.x, pose.y)
size = self._ROBOT_RADIUS * self._scale_field_to_view
joy_color = QColor(Qt.magenta)
painter.setPen(Qt.black)
painter.setBrush(joy_color)
painter.drawEllipse(point, size, size)
# 角度
line_x = self._ROBOT_RADIUS * math.cos(pose.theta)
line_y = self._ROBOT_RADIUS * math.sin(pose.theta)
line_point = point + self._convert_to_view(line_x, line_y)
painter.drawLine(point, line_point)
# インデックス
text_point = point + self._convert_to_view(self._ID_POS[0],
self._ID_POS[1])
painter.drawText(text_point, str(i))
# 経路を描画
if prev_point is None:
prev_point = point
else:
painter.setPen(QPen(QColor(0, 0, 255, 127), 4))
painter.drawLine(prev_point, point)
prev_point = point
def __init__(self, scene, time, color=None):
y2 = len(scene._tracks) * TimelineTrack.height
super(TimelineMarker, self).__init__(time, - TimelineTrack.height, time, y2, None, scene)
self.setZValue(self._z)
if color is None:
color = QColor(self._default_color)
color.setAlphaF(0.5)
self.setPen(QPen(QBrush(color), 0.05))
def draw_viz_markers(self, data, key):
old_items = []
if len(self._viz_marker_items[key]):
for item in self._viz_marker_items[key]:
old_items.append(item)
self._viz_marker_items[key] = []
for viz_marker in data:
if viz_marker['type'] is Marker.TEXT_VIEW_FACING:
# text
viz_marker_text = viz_marker['text']
viz_marker_pose_item = self._scene.addSimpleText(
viz_marker_text, font=QFont())
# Everything must be mirrored
viz_marker_pose_item.translate(-viz_marker['x'],
viz_marker['y'])
elif viz_marker['type'] is Marker.CYLINDER:
# # waypoint
# viz_marker_pose_item = self._scene.addEllipse(viz_marker['x'] - viz_marker['scale'][0] / 2, viz_marker['y'] - viz_marker['scale'][1] / 2, viz_marker['scale'][0], viz_marker['scale'][1], pen=QPen(QColor(255, 0, 0)), brush=QBrush(QColor(255, 0, 0)))
# # Everything must be mirrored
# self._mirror(viz_marker_pose_item)
viz_marker_pose = QMatrix().scale(
1, -1).rotate(viz_marker['yaw'] + 180).map(
self._viz_marker_polygon).translated(
-viz_marker['x'], viz_marker['y'])
viz_marker_pose_item = self._scene.addPolygon(
viz_marker_pose,
pen=QPen(QColor(0, 255, 0)),
brush=QBrush(QColor(0, 255, 0)))
elif viz_marker['type'] is Marker.ARROW:
# marker
# Everything must be mirrored
viz_marker_pose = QMatrix().scale(
1, -1).rotate((viz_marker['yaw'] - 90) + 180).map(
self._viz_marker_polygon).translated(
-viz_marker['x'], viz_marker['y'])
viz_marker_pose_item = self._scene.addPolygon(
viz_marker_pose,
pen=QPen(QColor(255, 0, 0)),
brush=QBrush(QColor(255, 0, 0)))
else:
rospy.logerr("Unknown Marker type : %s" % (viz_marker['type']))
viz_marker_pose_item.setZValue(1)
self._viz_marker_items[key].append(viz_marker_pose_item)
if len(old_items):
for item in old_items:
self._scene.removeItem(item)
def __init__(self, bounding_box, shape, label, label_pos=None, url=None, parent=None, **kwargs):
super(DmgHtmlNodeItem, self).__init__(parent, **kwargs)
self.url = url
self._incoming_edges = set()
self._outgoing_edges = set()
self._brush = QBrush(self._color)
self._label_pen = QPen()
self._label_pen.setColor(self._color)
self._label_pen.setJoinStyle(Qt.RoundJoin)
self._label_pen.setWidthF(self._label_pen_width)
self._graphics_item_pen = QPen(self._label_pen)
self._graphics_item_pen.setWidthF(self._pen_width)
self._label = QGraphicsTextItem()
self._label.setHtml(label)
label_rectangle = self._label.boundingRect()
if label_pos is None:
label_rectangle.moveCenter(bounding_box.center())
else:
label_rectangle.moveCenter(label_pos)
self._label.setPos(label_rectangle.x(), label_rectangle.y())
self.addToGroup(self._label)
self._graphics_item = ShapeFactory.create(shape, bounding_box)
if ShapeFactory.message is not None:
print ShapeFactory.message
self.addToGroup(self._graphics_item)
self._brush.setColor(self._color)
self._graphics_item_pen.setColor(self._color)
self._label_pen.setColor(self._color)
self._graphics_item.setPen(self._graphics_item_pen)
self._highlight_level = kwargs.get('highlight_level', self.HIGHLIGHT_LEVEL)
self._hovered_color = kwargs.get('hovered_color', self.HOVERED_COLOR)
self._highlighted_color = kwargs.get('highlighted_color', self.HIGHLIGHTED_COLOR)
self._highlighted_pen_width = kwargs.get('highlighted_pen_width', self.HIGHLIGHTED_PEN_WIDTH)
self._highlighted_label_pen_width = kwargs.get('highlighted_label_pen_width', self.HIGHLIGHTED_LABEL_PEN_WIDTH)
self.hover_shape = None
self.setAcceptHoverEvents(True)
def portSelected(self, index):
for e in self.prev_selected_connections:
e.setPen(QPen(QBrush(QColor(0, 0, 0)), 0))
self.prev_selected_connections = []
if not self.component_selected:
return
for conn in self.parent.all_connections:
if (conn[0] == self.component_selected and conn[1] == self.selected_component_port_names[index]) or \
(conn[2] == self.component_selected and conn[3] == self.selected_component_port_names[index]):
for graph_name in self.edges:
for e in self.edges[graph_name]:
data = e.data(0)
if (data[0] == conn[0] and data[1] == conn[2]) or \
(data[0] == conn[2] and data[1] == conn[0]):
e.setPen(QPen(QBrush(QColor(255, 0, 0)), 5))
self.prev_selected_connections.append(e)
def _update_path(self, name):
old_item = None
if name in self._paths.keys():
old_item = self._paths[name].item
self._paths[name].item = self._scene.addPath(
self._paths[name].path, pen=QPen(QColor(*self._paths[name].color)))
if old_item:
self._scene.removeItem(old_item)
def paint(self, painter, option, index):
is_dark = True
item = self.parent().item(index.row())
if item.faulty:
pen = QPen(QColor(255, 117, 117), 3)
painter.setPen(pen)
painter.drawRect(option.rect)
elif item == self.parent().currentItem():
pen = QPen(Qt.white, 3)
painter.setPen(pen)
painter.drawRect(option.rect)
if not item.has_script:
painter.fillRect(option.rect, QColor(153, 153, 153))
else:
painter.fillRect(option.rect, Qt.white)
is_dark = False
doc = QTextDocument()
highlight = syntax.PythonHighlighter(doc, is_dark = is_dark)
font = QFont("Courier")
font.setFamily("Courier");
font.setStyleHint(QFont.Monospace);
font.setFixedPitch(True);
font.setPointSize(self.parent().font().pointSize())
doc.setDefaultFont(font)
text = index.data(Qt.EditRole)
text = text.replace("\t", ''.join([' '] * 4))
doc.setPlainText(text)
doc.setDefaultStyleSheet("background-color: red;")
painter.translate(option.rect.topLeft())
doc.drawContents(painter)
painter.resetTransform()
def drawPosReplacement(self, painter):
startPos = self.convertToRealWorld(
self.clickPoint.x(), self.clickPoint.y())
currentPos = self.convertToRealWorld(
self._current_mouse_pos.x(), self._current_mouse_pos.y())
startPoint = self.convertToDrawWorld(startPos.x(), startPos.y())
currentPoint = self.convertToDrawWorld(currentPos.x(), currentPos.y())
painter.setPen(QPen(Qt.red,2))
painter.drawLine(startPoint, currentPoint)
def add_curve(self, curve_id, curve_name, curve_color=QColor(Qt.blue), markers_on=False):
curve_id = str(curve_id)
if curve_id in self._curves:
return
curve_object = Qwt.QwtPlotCurve(curve_name)
curve_object.attach(self)
curve_object.setPen(curve_color)
if markers_on:
curve_object.setSymbol(
Qwt.QwtSymbol(Qwt.QwtSymbol.Ellipse, QBrush(curve_color), QPen(Qt.black), QSize(4, 4)))
self._curves[curve_id] = curve_object
def __init__(self, *args):
super(QwtDataPlot, self).__init__(*args)
self.setCanvasBackground(Qt.white)
self.insertLegend(Qwt.QwtLegend(), Qwt.QwtPlot.BottomLegend)
self._curves = {}
# TODO: rejigger these internal data structures so that they're easier
# to work with, and easier to use with set_xlim and set_ylim
# this may also entail rejiggering the _time_axis so that it's
# actually time axis data, or just isn't required any more
# new data structure
self._x_limits = [0.0, 10.0]
self._y_limits = [0.0, 10.0]
# old data structures
self._last_canvas_x = 0
self._last_canvas_y = 0
self._pressed_canvas_y = 0
self._pressed_canvas_x = 0
self._last_click_coordinates = None
marker_axis_y = Qwt.QwtPlotMarker()
marker_axis_y.setLabelAlignment(Qt.AlignRight | Qt.AlignTop)
marker_axis_y.setLineStyle(Qwt.QwtPlotMarker.HLine)
marker_axis_y.setYValue(0.0)
marker_axis_y.attach(self)
self._picker = Qwt.QwtPlotPicker(Qwt.QwtPlot.xBottom,
Qwt.QwtPlot.yLeft,
Qwt.QwtPicker.PolygonSelection,
Qwt.QwtPlotPicker.PolygonRubberBand,
Qwt.QwtPicker.AlwaysOn, self.canvas())
self._picker.setRubberBandPen(QPen(Qt.blue))
self._picker.setTrackerPen(QPen(Qt.blue))
# Initialize data
self.rescale()
#self.move_canvas(0, 0)
self.canvas().setMouseTracking(True)
self.canvas().installEventFilter(self)
def _draw_pos_replacement(self, painter):
# 位置のReplacementを描画する
start_pos = self._convert_to_field(self._click_point.x(),
self._click_point.y())
current_pos = self._convert_to_field(self._current_mouse_pos.x(),
self._current_mouse_pos.y())
start_point = self._convert_to_view(start_pos.x(), start_pos.y())
current_point = self._convert_to_view(current_pos.x(), current_pos.y())
painter.setPen(QPen(Qt.red, 2))
painter.drawLine(start_point, current_point)
def __init__(self, *args):
super(QwtDataPlot, self).__init__(*args)
self.setCanvasBackground(Qt.white)
self.insertLegend(Qwt.QwtLegend(), Qwt.QwtPlot.BottomLegend)
self._curves = {}
self._data_offset_x = 0
self._canvas_offset_x = 0
self._canvas_offset_y = 0
self._last_canvas_x = 0
self._last_canvas_y = 0
self._pressed_canvas_y = 0
self._last_click_coordinates = None
self._color_index = 0
self._autoscroll = False
marker_axis_y = Qwt.QwtPlotMarker()
marker_axis_y.setLabelAlignment(Qt.AlignRight | Qt.AlignTop)
marker_axis_y.setLineStyle(Qwt.QwtPlotMarker.HLine)
marker_axis_y.setYValue(0.0)
marker_axis_y.attach(self)
self._picker = Qwt.QwtPlotPicker(Qwt.QwtPlot.xBottom,
Qwt.QwtPlot.yLeft,
Qwt.QwtPicker.PolygonSelection,
Qwt.QwtPlotPicker.PolygonRubberBand,
Qwt.QwtPicker.AlwaysOn, self.canvas())
self._picker.setRubberBandPen(QPen(self._colors[-1]))
self._picker.setTrackerPen(QPen(self._colors[-1]))
# Initialize data
self._time_axis = arange(self._num_values_ploted)
self._canvas_display_height = 1000
self._canvas_display_width = self.canvas().width()
self._data_offset_x = self._num_value_saved - len(self._time_axis)
self.redraw()
self.move_canvas(0, 0)
self.canvas().setMouseTracking(True)
self.canvas().installEventFilter(self)
def paint(self, painter, option, widget):
"""Overwrites BlockItem.paint so that we can fill in the block rectangles"""
brush = QBrush()
brush.setStyle(Qt.SolidPattern)
brush.setColor(self.bgcolor)
painter.fillRect(self.rect(), brush)
border_pen = QPen()
border_pen.setBrush(self.border_color)
border_pen.setStyle(Qt.SolidLine)
border_pen.setWidth(self.border_width)
painter.setPen(border_pen)
painter.drawRect(self.rect())
def __init__(self, highlight_level, bounding_box, label, shape, color=None, parent=None, label_pos=None, tooltip=None):
super(NodeItem, self).__init__(highlight_level, parent)
self._default_color = self._COLOR_BLACK if color is None else color
self._brush = QBrush(self._default_color)
self._label_pen = QPen()
self._label_pen.setColor(self._default_color)
self._label_pen.setJoinStyle(Qt.RoundJoin)
self._ellipse_pen = QPen(self._label_pen)
self._ellipse_pen.setWidth(1)
self._incoming_edges = set()
self._outgoing_edges = set()
if shape == 'box':
self._graphics_item = QGraphicsRectItem(bounding_box)
else:
self._graphics_item = QGraphicsEllipseItem(bounding_box)
self.addToGroup(self._graphics_item)
self._label = QGraphicsSimpleTextItem(label)
label_rect = self._label.boundingRect()
if label_pos is None:
label_rect.moveCenter(bounding_box.center())
else:
label_rect.moveCenter(label_pos)
self._label.setPos(label_rect.x(), label_rect.y())
self.addToGroup(self._label)
if tooltip is not None:
self.setToolTip(tooltip)
self.set_node_color()
self.setAcceptHoverEvents(True)
self.hovershape = None
def paint(self, painter, option, widget):
# Paint background
brush = QBrush()
brush.setStyle(Qt.SolidPattern)
brush.setColor(self.bgcolor)
painter.fillRect(self.rect(), brush)
# Paint border
border_pen = QPen()
border_pen.setBrush(self.border_color)
border_pen.setStyle(Qt.SolidLine)
border_pen.setWidth(self.border_width)
painter.setPen(border_pen)
painter.drawRect(self.rect())
rect = self.geometry()
# Create arrows
arrow_scale = 0.25
arrow_width = rect.width() * arrow_scale
arrow_height = arrow_width * 0.8
arrow_margin = (rect.width() - arrow_width) / 2.0
brush.setColor(self.label_color)
painter.setPen(Qt.NoPen)
painter.setBrush(brush)
arrow = None
if self.topBand == self.dest_band_item:
# Draw pointing up
arrow = QPolygon([QPoint(0, arrow_height), QPoint(arrow_width, arrow_height), QPoint(arrow_width / 2.0, 0)])
arrow.translate(self.rect().x() + arrow_margin, self.rect().y() + 1)
else:
# Draw pointing down
arrow = QPolygon([QPoint(0, 0), QPoint(arrow_width, 0), QPoint(arrow_width / 2.0, arrow_height)])
arrow.translate(self.rect().x() + arrow_margin, self.rect().y() + rect.height() - arrow_height)
painter.drawPolygon(arrow)
# Label
painter.setPen(self.label_color)
painter.rotate(-90)
fm = painter.fontMetrics()
elided = fm.elidedText(self.label, Qt.ElideRight, rect.height())
twidth = fm.width(elided)
painter.drawText(-twidth - (rect.height() - twidth) / 2, rect.width() - 2, elided)
def paint(self, painter, option, widget):
# Paint background
brush = QBrush()
brush.setStyle(Qt.SolidPattern)
brush.setColor(self.bgcolor)
painter.fillRect(self.rect(), brush)
# Paint border
border_pen = QPen()
border_pen.setBrush(self.border_color)
border_pen.setStyle(Qt.SolidLine)
border_pen.setWidth(self.border_width)
painter.setPen(border_pen)
painter.drawRect(self.rect())
rect = self.geometry()
# Create arrows
arrow_scale = 0.25
arrow_width = rect.width() * arrow_scale
arrow_height = arrow_width * 0.8
arrow_margin = (rect.width() - arrow_width) / 2.0
brush.setColor(self.label_color)
painter.setPen(Qt.NoPen)
painter.setBrush(brush)
class DmgHtmlNodeItem(GraphItem):
HIGHLIGHT_LEVEL = 1
HOVERED_COLOR = QColor(250, 0, 0)
HIGHLIGHTED_COLOR = QColor(100, 100, 100)
HIGHLIGHTED_PEN_WIDTH = 2.0
HIGHLIGHTED_LABEL_PEN_WIDTH = 1.0
def __init__(self, bounding_box, shape, label, label_pos=None, url=None, parent=None, **kwargs):
super(DmgHtmlNodeItem, self).__init__(parent, **kwargs)
self.url = url
self._incoming_edges = set()
self._outgoing_edges = set()
self._brush = QBrush(self._color)
self._label_pen = QPen()
self._label_pen.setColor(self._color)
self._label_pen.setJoinStyle(Qt.RoundJoin)
self._label_pen.setWidthF(self._label_pen_width)
self._graphics_item_pen = QPen(self._label_pen)
self._graphics_item_pen.setWidthF(self._pen_width)
self._label = QGraphicsTextItem()
self._label.setHtml(label)
label_rectangle = self._label.boundingRect()
if label_pos is None:
label_rectangle.moveCenter(bounding_box.center())
else:
label_rectangle.moveCenter(label_pos)
self._label.setPos(label_rectangle.x(), label_rectangle.y())
self.addToGroup(self._label)
self._graphics_item = ShapeFactory.create(shape, bounding_box)
if ShapeFactory.message is not None:
print ShapeFactory.message
self.addToGroup(self._graphics_item)
self._brush.setColor(self._color)
self._graphics_item_pen.setColor(self._color)
self._label_pen.setColor(self._color)
self._graphics_item.setPen(self._graphics_item_pen)
self._highlight_level = kwargs.get('highlight_level', self.HIGHLIGHT_LEVEL)
self._hovered_color = kwargs.get('hovered_color', self.HOVERED_COLOR)
self._highlighted_color = kwargs.get('highlighted_color', self.HIGHLIGHTED_COLOR)
self._highlighted_pen_width = kwargs.get('highlighted_pen_width', self.HIGHLIGHTED_PEN_WIDTH)
self._highlighted_label_pen_width = kwargs.get('highlighted_label_pen_width', self.HIGHLIGHTED_LABEL_PEN_WIDTH)
self.hover_shape = None
self.setAcceptHoverEvents(True)
def add_incoming_edge(self, edge):
self._incoming_edges.add(edge)
def add_outgoing_edge(self, edge):
self._outgoing_edges.add(edge)
def set_color(self, color=None):
if color is None:
color = self._color
self._brush.setColor(color)
self._graphics_item_pen.setColor(color)
self._label.setDefaultTextColor(color)
self._graphics_item.setPen(self._graphics_item_pen)
def set_hover_shape(self, shape):
self.hover_shape = shape
def shape(self):
if self.hover_shape is not None:
path = QPainterPath()
path.addRect(self.hover_shape)
return path
return super(GraphItem, self).shape()
def hoverEnterEvent(self, event):
self.set_color(self._highlighted_color)
self._highlight_connections()
def hoverLeaveEvent(self, event):
self.set_color()
self._highlight_connections(False)
def _highlight_connections(self, highlighted=True):
if highlighted:
if self._highlight_level > 1:
cyclic_edges = self._incoming_edges.intersection(self._outgoing_edges)
# incoming edges in blue
incoming_nodes = set()
for incoming_edge in self._incoming_edges.difference(cyclic_edges):
incoming_edge.set_color(self.COLOR_BLUE)
if incoming_edge.from_node != self:
incoming_nodes.add(incoming_edge.from_node)
# outgoing edges in green
outgoing_nodes = set()
for outgoing_edge in self._outgoing_edges.difference(cyclic_edges):
outgoing_edge.set_color(self.COLOR_GREEN)
if outgoing_edge.to_node != self:
outgoing_nodes.add(outgoing_edge.to_node)
# incoming/outgoing edges in teal
for edge in cyclic_edges:
edge.set_color(self.COLOR_TEAL)
if self._highlight_level > 2:
cyclic_nodes = incoming_nodes.intersection(outgoing_nodes)
# incoming nodes in blue
for incoming_node in incoming_nodes.difference(cyclic_nodes):
incoming_node.set_color(self.COLOR_BLUE)
# outgoing nodes in green
for outgoing_node in outgoing_nodes.difference(cyclic_nodes):
outgoing_node.set_color(self.COLOR_GREEN)
# incoming/outgoing nodes in teal
for node in cyclic_nodes:
node.set_color(self.COLOR_TEAL)
else:
if self._highlight_level > 1:
for incoming_edge in self._incoming_edges:
incoming_edge.set_color()
if self.highlight_level > 2 and incoming_edge.from_node != self:
incoming_edge.from_node.set_color()
for outgoing_edge in self._outgoing_edges:
outgoing_edge.set_color()
if self.highlight_level > 2 and outgoing_edge.to_node != self:
outgoing_edge.to_node.set_color()
def highlight(self, highlighted=True):
if highlighted:
self._graphics_item_pen.setWidthF(self._highlighted_pen_width)
else:
self._graphics_item_pen.setWidthF(self._pen_width)
self._graphics_item.setPen(self._graphics_item_pen)
def __init__(self, highlight_level, spline, label_center, label, from_node, to_node, parent=None, penwidth=1, edge_color=None, style='solid'):
super(EdgeItem, self).__init__(highlight_level, parent)
self.from_node = from_node
self.from_node.add_outgoing_edge(self)
self.to_node = to_node
self.to_node.add_incoming_edge(self)
self._default_edge_color = self._COLOR_BLACK
if edge_color is not None:
self._default_edge_color = edge_color
self._default_text_color = self._COLOR_BLACK
self._default_color = self._COLOR_BLACK
self._text_brush = QBrush(self._default_color)
self._shape_brush = QBrush(self._default_color)
if style in ['dashed', 'dotted']:
self._shape_brush = QBrush(Qt.transparent)
self._label_pen = QPen()
self._label_pen.setColor(self._default_text_color)
self._label_pen.setJoinStyle(Qt.RoundJoin)
self._edge_pen = QPen(self._label_pen)
self._edge_pen.setWidth(penwidth)
self._edge_pen.setColor(self._default_edge_color)
self._edge_pen.setStyle(self._qt_pen_styles.get(style, Qt.SolidLine))
self._sibling_edges = set()
self._label = None
if label is not None:
self._label = QGraphicsSimpleTextItem(label)
label_rect = self._label.boundingRect()
label_rect.moveCenter(label_center)
self._label.setPos(label_rect.x(), label_rect.y())
self._label.hoverEnterEvent = self._handle_hoverEnterEvent
self._label.hoverLeaveEvent = self._handle_hoverLeaveEvent
self._label.setAcceptHoverEvents(True)
# spline specification according to http://www.graphviz.org/doc/info/attrs.html#k:splineType
coordinates = spline.split(' ')
# extract optional end_point
end_point = None
if (coordinates[0].startswith('e,')):
parts = coordinates.pop(0)[2:].split(',')
end_point = QPointF(float(parts[0]), -float(parts[1]))
# extract optional start_point
if (coordinates[0].startswith('s,')):
parts = coordinates.pop(0).split(',')
# first point
parts = coordinates.pop(0).split(',')
point = QPointF(float(parts[0]), -float(parts[1]))
path = QPainterPath(point)
while len(coordinates) > 2:
# extract triple of points for a cubic spline
parts = coordinates.pop(0).split(',')
point1 = QPointF(float(parts[0]), -float(parts[1]))
parts = coordinates.pop(0).split(',')
point2 = QPointF(float(parts[0]), -float(parts[1]))
parts = coordinates.pop(0).split(',')
point3 = QPointF(float(parts[0]), -float(parts[1]))
path.cubicTo(point1, point2, point3)
self._arrow = None
if end_point is not None:
# draw arrow
self._arrow = QGraphicsPolygonItem()
polygon = QPolygonF()
polygon.append(point3)
offset = QPointF(end_point - point3)
corner1 = QPointF(-offset.y(), offset.x()) * 0.35
corner2 = QPointF(offset.y(), -offset.x()) * 0.35
polygon.append(point3 + corner1)
polygon.append(end_point)
polygon.append(point3 + corner2)
self._arrow.setPolygon(polygon)
self._arrow.hoverEnterEvent = self._handle_hoverEnterEvent
self._arrow.hoverLeaveEvent = self._handle_hoverLeaveEvent
self._arrow.setAcceptHoverEvents(True)
self._path = QGraphicsPathItem()
self._path.setPath(path)
self.addToGroup(self._path)
self.set_node_color()
self.set_label_color()
class EdgeItem(GraphItem):
_qt_pen_styles = {
'dashed': Qt.DashLine,
'dotted': Qt.DotLine,
'solid': Qt.SolidLine,
}
def __init__(self, highlight_level, spline, label_center, label, from_node, to_node, parent=None, penwidth=1, edge_color=None, style='solid'):
super(EdgeItem, self).__init__(highlight_level, parent)
self.from_node = from_node
self.from_node.add_outgoing_edge(self)
self.to_node = to_node
self.to_node.add_incoming_edge(self)
self._default_edge_color = self._COLOR_BLACK
if edge_color is not None:
self._default_edge_color = edge_color
self._default_text_color = self._COLOR_BLACK
self._default_color = self._COLOR_BLACK
self._text_brush = QBrush(self._default_color)
self._shape_brush = QBrush(self._default_color)
if style in ['dashed', 'dotted']:
self._shape_brush = QBrush(Qt.transparent)
self._label_pen = QPen()
self._label_pen.setColor(self._default_text_color)
self._label_pen.setJoinStyle(Qt.RoundJoin)
self._edge_pen = QPen(self._label_pen)
self._edge_pen.setWidth(penwidth)
self._edge_pen.setColor(self._default_edge_color)
self._edge_pen.setStyle(self._qt_pen_styles.get(style, Qt.SolidLine))
self._sibling_edges = set()
self._label = None
if label is not None:
self._label = QGraphicsSimpleTextItem(label)
label_rect = self._label.boundingRect()
label_rect.moveCenter(label_center)
self._label.setPos(label_rect.x(), label_rect.y())
self._label.hoverEnterEvent = self._handle_hoverEnterEvent
self._label.hoverLeaveEvent = self._handle_hoverLeaveEvent
self._label.setAcceptHoverEvents(True)
# spline specification according to http://www.graphviz.org/doc/info/attrs.html#k:splineType
coordinates = spline.split(' ')
# extract optional end_point
end_point = None
if (coordinates[0].startswith('e,')):
parts = coordinates.pop(0)[2:].split(',')
end_point = QPointF(float(parts[0]), -float(parts[1]))
# extract optional start_point
if (coordinates[0].startswith('s,')):
parts = coordinates.pop(0).split(',')
# first point
parts = coordinates.pop(0).split(',')
point = QPointF(float(parts[0]), -float(parts[1]))
path = QPainterPath(point)
while len(coordinates) > 2:
# extract triple of points for a cubic spline
parts = coordinates.pop(0).split(',')
point1 = QPointF(float(parts[0]), -float(parts[1]))
parts = coordinates.pop(0).split(',')
point2 = QPointF(float(parts[0]), -float(parts[1]))
parts = coordinates.pop(0).split(',')
point3 = QPointF(float(parts[0]), -float(parts[1]))
path.cubicTo(point1, point2, point3)
self._arrow = None
if end_point is not None:
# draw arrow
self._arrow = QGraphicsPolygonItem()
polygon = QPolygonF()
polygon.append(point3)
offset = QPointF(end_point - point3)
corner1 = QPointF(-offset.y(), offset.x()) * 0.35
corner2 = QPointF(offset.y(), -offset.x()) * 0.35
polygon.append(point3 + corner1)
polygon.append(end_point)
polygon.append(point3 + corner2)
self._arrow.setPolygon(polygon)
self._arrow.hoverEnterEvent = self._handle_hoverEnterEvent
self._arrow.hoverLeaveEvent = self._handle_hoverLeaveEvent
self._arrow.setAcceptHoverEvents(True)
self._path = QGraphicsPathItem()
self._path.setPath(path)
self.addToGroup(self._path)
self.set_node_color()
self.set_label_color()
def add_to_scene(self, scene):
scene.addItem(self)
if self._label is not None:
scene.addItem(self._label)
if self._arrow is not None:
scene.addItem(self._arrow)
def setToolTip(self, tool_tip):
super(EdgeItem, self).setToolTip(tool_tip)
if self._label is not None:
self._label.setToolTip(tool_tip)
if self._arrow is not None:
self._arrow.setToolTip(tool_tip)
def add_sibling_edge(self, edge):
self._sibling_edges.add(edge)
def set_node_color(self, color=None):
if color is None:
self._label_pen.setColor(self._default_text_color)
self._text_brush.setColor(self._default_color)
if self._shape_brush.isOpaque():
self._shape_brush.setColor(self._default_color)
self._edge_pen.setColor(self._default_edge_color)
else:
self._label_pen.setColor(color)
self._text_brush.setColor(color)
if self._shape_brush.isOpaque():
self._shape_brush.setColor(color)
self._edge_pen.setColor(color)
self._path.setPen(self._edge_pen)
if self._arrow is not None:
self._arrow.setBrush(self._shape_brush)
self._arrow.setPen(self._edge_pen)
def set_label_color(self, color=None):
if color is None:
self._label_pen.setColor(self._default_text_color)
else:
self._label_pen.setColor(color)
if self._label is not None:
self._label.setBrush(self._text_brush)
self._label.setPen(self._label_pen)
def _handle_hoverEnterEvent(self, event):
# hovered edge item in red
self.set_node_color(self._COLOR_RED)
if self._highlight_level > 1:
if self.from_node != self.to_node:
# from-node in blue
self.from_node.set_node_color(self._COLOR_BLUE)
# to-node in green
self.to_node.set_node_color(self._COLOR_GREEN)
else:
# from-node/in-node in teal
self.from_node.set_node_color(self._COLOR_TEAL)
self.to_node.set_node_color(self._COLOR_TEAL)
if self._highlight_level > 2:
# sibling edges in orange
for sibling_edge in self._sibling_edges:
sibling_edge.set_node_color(self._COLOR_ORANGE)
def _handle_hoverLeaveEvent(self, event):
self.set_node_color()
if self._highlight_level > 1:
self.from_node.set_node_color()
self.to_node.set_node_color()
if self._highlight_level > 2:
for sibling_edge in self._sibling_edges:
sibling_edge.set_node_color()
class NodeItem(GraphItem):
def __init__(self, highlight_level, bounding_box, label, shape, color=None, parent=None, label_pos=None, tooltip=None):
super(NodeItem, self).__init__(highlight_level, parent)
self._default_color = self._COLOR_BLACK if color is None else color
self._brush = QBrush(self._default_color)
self._label_pen = QPen()
self._label_pen.setColor(self._default_color)
self._label_pen.setJoinStyle(Qt.RoundJoin)
self._ellipse_pen = QPen(self._label_pen)
self._ellipse_pen.setWidth(1)
self._incoming_edges = set()
self._outgoing_edges = set()
if shape == 'box':
self._graphics_item = QGraphicsRectItem(bounding_box)
else:
self._graphics_item = QGraphicsEllipseItem(bounding_box)
self.addToGroup(self._graphics_item)
self._label = QGraphicsSimpleTextItem(label)
label_rect = self._label.boundingRect()
if label_pos is None:
label_rect.moveCenter(bounding_box.center())
else:
label_rect.moveCenter(label_pos)
self._label.setPos(label_rect.x(), label_rect.y())
self.addToGroup(self._label)
if tooltip is not None:
self.setToolTip(tooltip)
self.set_node_color()
self.setAcceptHoverEvents(True)
self.hovershape = None
def set_hovershape(self, newhovershape):
self.hovershape = newhovershape
def shape(self):
if self.hovershape is not None:
path = QPainterPath()
path.addRect(self.hovershape)
return path
else:
return super(self.__class__, self).shape()
def add_incoming_edge(self, edge):
self._incoming_edges.add(edge)
def add_outgoing_edge(self, edge):
self._outgoing_edges.add(edge)
def set_node_color(self, color=None):
if color is None:
color = self._default_color
self._brush.setColor(color)
self._ellipse_pen.setColor(color)
self._label_pen.setColor(color)
self._graphics_item.setPen(self._ellipse_pen)
self._label.setBrush(self._brush)
self._label.setPen(self._label_pen)
def hoverEnterEvent(self, event):
# hovered node item in red
self.set_node_color(self._COLOR_RED)
if self._highlight_level > 1:
cyclic_edges = self._incoming_edges.intersection(self._outgoing_edges)
# incoming edges in blue
incoming_nodes = set()
for incoming_edge in self._incoming_edges.difference(cyclic_edges):
incoming_edge.set_node_color(self._COLOR_BLUE)
if incoming_edge.from_node != self:
incoming_nodes.add(incoming_edge.from_node)
# outgoing edges in green
outgoing_nodes = set()
for outgoing_edge in self._outgoing_edges.difference(cyclic_edges):
outgoing_edge.set_node_color(self._COLOR_GREEN)
if outgoing_edge.to_node != self:
outgoing_nodes.add(outgoing_edge.to_node)
# incoming/outgoing edges in teal
for edge in cyclic_edges:
edge.set_node_color(self._COLOR_TEAL)
if self._highlight_level > 2:
cyclic_nodes = incoming_nodes.intersection(outgoing_nodes)
# incoming nodes in blue
for incoming_node in incoming_nodes.difference(cyclic_nodes):
incoming_node.set_node_color(self._COLOR_BLUE)
# outgoing nodes in green
for outgoing_node in outgoing_nodes.difference(cyclic_nodes):
outgoing_node.set_node_color(self._COLOR_GREEN)
# incoming/outgoing nodes in teal
for node in cyclic_nodes:
node.set_node_color(self._COLOR_TEAL)
def hoverLeaveEvent(self, event):
self.set_node_color()
if self._highlight_level > 1:
for incoming_edge in self._incoming_edges:
incoming_edge.set_node_color()
if self._highlight_level > 2 and incoming_edge.from_node != self:
incoming_edge.from_node.set_node_color()
for outgoing_edge in self._outgoing_edges:
outgoing_edge.set_node_color()
if self._highlight_level > 2 and outgoing_edge.to_node != self:
outgoing_edge.to_node.set_node_color()
def __init__(self, spline, label, label_center, from_node, to_node, parent=None, **kwargs):
super(EdgeItem, self).__init__(parent, **kwargs)
self._edge_pen_width = kwargs.get('edge_pen_width', self.EDGE_PEN_WIDTH)
self.from_node = from_node
self.from_node.add_outgoing_edge(self)
self.to_node = to_node
self.to_node.add_incoming_edge(self)
self._brush = QBrush(self._color)
self._label_pen = QPen()
self._label_pen.setColor(self._color)
self._label_pen.setJoinStyle(Qt.RoundJoin)
self._label_pen.setWidthF(self._label_pen_width)
self._edge_pen = QPen()
self._edge_pen.setColor(self._color)
self._edge_pen.setWidthF(self._edge_pen_width)
self._sibling_edges = set()
self._label = None
if label is not None:
self._label = QGraphicsSimpleTextItem(label)
font = self._label.font()
font.setPointSize(8)
self._label.setFont(font)
label_rect = self._label.boundingRect()
label_rect.moveCenter(label_center)
self._label.setPos(label_rect.x(), label_rect.y())
# spline specification according to http://www.graphviz.org/doc/info/attrs.html#k:splineType
coordinates = spline.split(' ')
# extract optional end_point
end_point = None
if coordinates[0].startswith('e,'):
parts = coordinates.pop(0)[2:].split(',')
end_point = QPointF(float(parts[0]), -float(parts[1]))
# extract optional start_point
if coordinates[0].startswith('s,'):
parts = coordinates.pop(0).split(',')
# first point
parts = coordinates.pop(0).split(',')
point = QPointF(float(parts[0]), -float(parts[1]))
path = QPainterPath(point)
while len(coordinates) > 2:
# extract triple of points for a cubic spline
parts = coordinates.pop(0).split(',')
point1 = QPointF(float(parts[0]), -float(parts[1]))
parts = coordinates.pop(0).split(',')
point2 = QPointF(float(parts[0]), -float(parts[1]))
parts = coordinates.pop(0).split(',')
point3 = QPointF(float(parts[0]), -float(parts[1]))
path.cubicTo(point1, point2, point3)
self._arrow = None
if end_point is not None:
# draw arrow
self._arrow = QGraphicsPolygonItem()
polygon = QPolygonF()
polygon.append(point3)
offset = QPointF(end_point - point3)
corner1 = QPointF(-offset.y(), offset.x()) * 0.35
corner2 = QPointF(offset.y(), -offset.x()) * 0.35
polygon.append(point3 + corner1)
polygon.append(end_point)
polygon.append(point3 + corner2)
self._arrow.setPolygon(polygon)
self._path = QGraphicsPathItem()
self._path.setPath(path)
self.addToGroup(self._path)
self._brush.setColor(self._color)
self._edge_pen.setColor(self._color)
self._label_pen.setColor(self._color)
self._path.setPen(self._edge_pen)
if self._arrow is not None:
self._arrow.setBrush(self._brush)
self._arrow.setPen(self._edge_pen)
if self._label is not None:
self._label.setBrush(self._brush)
self._label.setPen(self._label_pen)
