def mouseMoveEvent(self, e):
msg = MouseEvent()
msg.header.stamp = rospy.Time.now()
msg.type = MouseEvent.MOUSE_MOVE
msg.x, msg.y = self.mousePosition(e)
msg.width = self.label.pixmap().width()
msg.height = self.label.pixmap().height()
if self.event_pub:
self.event_pub.publish(msg)
def mouseReleaseEvent(self, e):
if e.button() == Qt.LeftButton:
self.left_button_clicked = False
msg = MouseEvent()
msg.header.stamp = rospy.Time.now()
msg.width = self.label.pixmap().width()
msg.height = self.label.pixmap().height()
msg.type = MouseEvent.MOUSE_LEFT_UP
msg.x, msg.y = self.mousePosition(e)
self.event_pub.publish(msg)
def main():
pub_plus = rospy.Publisher('~plus_rect_event', MouseEvent, queue_size=1)
pub_minus = rospy.Publisher('~minus_rect_event', MouseEvent, queue_size=1)
width = rospy.get_param('~image_width')
height = rospy.get_param('~image_height')
plus_events = [
MouseEvent(type=3, x=width/4, y=height/4, width=width, height=height),
MouseEvent(type=4, x=width/2, y=height/2, width=width, height=height),
MouseEvent(type=2, x=3*width/4, y=3*height/4, width=width, height=height),
]
minus_events = [
MouseEvent(type=3, x=3*width/4, y=3*height/4, width=width, height=height),
MouseEvent(type=4, x=width/2, y=height/2, width=width, height=height),
MouseEvent(type=2, x=width/4, y=height/4, width=width, height=height),
]
rate = rospy.Rate(10)
while not rospy.is_shutdown():
for e in plus_events:
e.header.stamp = rospy.get_rostime()
pub_plus.publish(e)
rate.sleep()
for e in minus_events:
e.header.stamp = rospy.get_rostime()
pub_minus.publish(e)
rate.sleep()
def mousePressEvent(self, e):
msg = MouseEvent()
msg.header.stamp = rospy.Time.now()
if e.button() == Qt.LeftButton:
msg.type = MouseEvent.MOUSE_LEFT_DOWN
self.left_button_clicked = True
elif msg.type == Qt.RightButton:
msg.type = MouseEvent.MOUSE_RIGHT_DOWN
msg.width = self.label.pixmap().width()
msg.height = self.label.pixmap().height()
msg.x, msg.y = self.mousePosition(e)
self.event_pub.publish(msg)
def mouseMoveEvent(self, e):
msg = MouseEvent()
msg.header.stamp = rospy.Time.now()
msg.type = MouseEvent.MOUSE_MOVE
msg.x, msg.y = self.mousePosition(e)
msg.width = self.label.pixmap().width()
msg.height = self.label.pixmap().height()
if self.event_pub:
self.event_pub.publish(msg)
def mouseReleaseEvent(self, e):
if e.button() == Qt.LeftButton:
self.left_button_clicked = False
msg = MouseEvent()
msg.header.stamp = rospy.Time.now()
msg.width = self.label.pixmap().width()
msg.height = self.label.pixmap().height()
msg.type = MouseEvent.MOUSE_LEFT_UP
msg.x, msg.y = self.mousePosition(e)
self.event_pub.publish(msg)
def mousePressEvent(self, e):
msg = MouseEvent()
msg.header.stamp = rospy.Time.now()
if e.button() == Qt.LeftButton:
msg.type = MouseEvent.MOUSE_LEFT_DOWN
self.left_button_clicked = True
elif msg.type == Qt.RightButton:
msg.type = MouseEvent.MOUSE_RIGHT_DOWN
msg.width = self.label.pixmap().width()
msg.height = self.label.pixmap().height()
msg.x, msg.y = self.mousePosition(e)
self.event_pub.publish(msg)
