def paste(self):
data = {}
try:
data = json.loads(QGuiApplication.clipboard().text())
except Exception as e:
return
self.clear_selection()
# calculate offset
positions = []
for d in data['drawings']:
positions.append({'x': d['pos x'], 'y': d['pos y']})
for n in data['nodes']:
positions.append({'x': n['position x'], 'y': n['position y']})
offset_for_middle_pos = QPointF(0, 0)
if len(positions) > 0:
rect = QRectF(positions[0]['x'], positions[0]['y'], 0, 0)
for p in positions:
x = p['x']
y = p['y']
if x < rect.left():
rect.setLeft(x)
if x > rect.right():
rect.setRight(x)
if y < rect.top():
rect.setTop(y)
if y > rect.bottom():
rect.setBottom(y)
offset_for_middle_pos = self.last_mouse_move_pos - rect.center()
self.undo_stack.push(Paste_Command(self, data, offset_for_middle_pos))
def get_points_rect(self):
rect = QRectF()
left = 1
right = -1
up = 1
down = -1
for p in self.points:
if p.x() < left:
left = p.x()
if p.x() > right:
right = p.x()
if p.y() < up:
up = p.y()
if p.y() > down:
down = p.y()
rect.setLeft(left)
rect.setRight(right)
rect.setTop(up)
rect.setBottom(down)
self.width = rect.width()
self.height = rect.height()
# rect.setLeft(-self.width/2)
# rect.setRight(self.width/2)
# rect.setTop(-self.height/2)
# rect.setBottom(self.height/2)
return rect
def boundingRect(self):
anchor = self.mapFromParent(self._chart.mapToPosition(self._anchor))
rect = QRectF()
rect.setLeft(min(self._rect.left(), anchor.x()))
rect.setRight(max(self._rect.right(), anchor.x()))
rect.setTop(min(self._rect.top(), anchor.y()))
rect.setBottom(max(self._rect.bottom(), anchor.y()))
return rect
def boundingRect(self):
anchor = self.mapFromParent(self._chart.mapToPosition(self._anchor))
rect = QRectF()
rect.setLeft(min(self._rect.left(), anchor.x()))
rect.setRight(max(self._rect.right(), anchor.x()))
rect.setTop(min(self._rect.top(), anchor.y()))
rect.setBottom(max(self._rect.bottom(), anchor.y()))
return rect
def boundingRect(self):
# remember: (0, 0) shall be the NI's center!
rect = QRectF()
w = self.layout.geometry().width()
h = self.layout.geometry().height()
rect.setLeft(-w / 2)
rect.setTop(-h / 2)
rect.setWidth(w)
rect.setHeight(h)
return rect
def get_title_rect(self):
title_rect_offset_factor = 0.56
header_rect = self.get_header_rect()
rect = QRectF()
rect.setTop(header_rect.top() + (header_rect.height() / 2) *
(1 - title_rect_offset_factor))
rect.setLeft(header_rect.left() + 10)
rect.setHeight(header_rect.height() * title_rect_offset_factor)
w = header_rect.width() * title_rect_offset_factor
title_width = self.display_name_FM.width(
get_longest_line(self.parent_node.title))
rect.setWidth(w if w > title_width else title_width)
return rect
def get_whole_scene_img(self):
self.hide_proxies()
img = QImage(self.sceneRect().width() / self.total_scale_div, self.sceneRect().height() / self.total_scale_div,
QImage.Format_RGB32)
img.fill(Qt.transparent)
painter = QPainter(img)
painter.setRenderHint(QPainter.Antialiasing)
rect = QRectF()
rect.setLeft(-self.viewport().pos().x())
rect.setTop(-self.viewport().pos().y())
rect.setWidth(img.rect().width())
rect.setHeight(img.rect().height())
# rect is right... but it only renders from the viewport's point down-and rightwards, not from topleft (0,0) ...
self.render(painter, rect, rect.toRect())
self.show_proxies()
return img
class Apartment:
def __init__(self, coppelia_, n_rooms):
self.coppelia = coppelia_
self.num_rooms = n_rooms
self.max_rooms_per_side = math.ceil(self.num_rooms / 2)
self.initial_corridor_width = -1
self.initial_corridor_height = -1
self.initial_corridor = QRectF()
self.fixed_height = random.uniform(4, 6)
# Almacena los indices de las habitaciones que tendrán a su izquierda un pasillo
self.dict_corridors_index_per_side = {'bottom': [], 'top': []}
self.dict_rooms_per_side = {'bottom': [], 'top': []}
self.dict_rooms_and_corridors_per_side = {'bottom': [], 'top': []}
# Lista final una vez hechas todas las transformaciones
self.total_rooms_and_corridors = []
self.create_initial_corridor()
self.select_side_corridors()
self.get_random_rooms()
self.adjust_rooms() # to avoid narrow corridors
self.add_doors()
self.center_apartment()
self.add_floor_per_room()
self.add_walls()
def create_initial_corridor(self):
self.initial_corridor_height = random.uniform(1.5, 3)
self.initial_corridor_width = random.uniform(self.num_rooms * 4 / 2,
self.num_rooms * 8 / 2)
self.initial_corridor = QRectF(
0, 0, self.initial_corridor_width, -self.initial_corridor_height
) # - height para que la parte de arriba sea el top
self.initial_corridor.translate(-self.initial_corridor.center())
def select_side_corridors(self):
# -1 sin pasillo, 0 antes de la primera habitacion, 1 antes de la segunda
corridor_position = np.arange(-1, self.max_rooms_per_side)
possibles_corridors_per_side = round(self.max_rooms_per_side / 2)
if possibles_corridors_per_side == 0:
possibles_corridors_per_side = 1
self.dict_corridors_index_per_side['top'] = random.sample(
list(corridor_position), k=possibles_corridors_per_side)
self.dict_corridors_index_per_side['bottom'] = random.sample(
list(corridor_position), k=possibles_corridors_per_side)
while -1 in self.dict_corridors_index_per_side['top']:
self.dict_corridors_index_per_side['top'].remove(-1)
while -1 in self.dict_corridors_index_per_side['bottom']:
self.dict_corridors_index_per_side['bottom'].remove(-1)
print('posicion pasillo parte superior',
self.dict_corridors_index_per_side['top'])
print('posicion pasillo parte inferior',
self.dict_corridors_index_per_side['bottom'])
def get_random_rooms(self):
dict_opposite_side = {'bottom': 'top', 'top': 'bottom'}
for i in range(0, self.num_rooms):
random_side = random.choice(['top', 'bottom'])
if len(self.dict_rooms_per_side[random_side]
) >= self.max_rooms_per_side:
random_side = dict_opposite_side[random_side]
# El indice de mi habitacion está en la lista de pasillos por indice luego tengo que añadir un pasillo a
# su izquierda
if len(self.dict_rooms_per_side[random_side]
) in self.dict_corridors_index_per_side[random_side]:
self.add_corridor(random_side, self.initial_corridor_height,
self.fixed_height)
if len(self.dict_rooms_and_corridors_per_side[random_side]) == 0:
if random_side == 'bottom':
initial_point = self.initial_corridor.bottomLeft()
else:
initial_point = self.initial_corridor.topLeft() + QPointF(
0, self.fixed_height)
else:
initial_point = self.dict_rooms_and_corridors_per_side[
random_side][-1].room_qrect.topRight()
room = Room(type='genericRoom',
p=initial_point,
w=random.uniform(4, 8),
h=-self.fixed_height)
self.dict_rooms_and_corridors_per_side[random_side].append(room)
self.dict_rooms_per_side[random_side].append(room)
for room_location in ['top', 'bottom']:
if len(self.dict_rooms_per_side[room_location]
) in self.dict_corridors_index_per_side[room_location]:
try:
if self.dict_rooms_and_corridors_per_side[room_location][
-1].type != 'corridor':
self.add_corridor(random_side,
self.initial_corridor_height,
self.fixed_height)
except:
print('there isnt rooms in this side of the corridor')
def add_corridor(self, side, corridor_width, corridor_height):
if len(self.dict_rooms_and_corridors_per_side[side]) == 0:
if side == 'bottom':
initial_point = self.initial_corridor.bottomLeft()
else:
initial_point = self.initial_corridor.topLeft() + QPointF(
0, self.fixed_height)
else:
initial_point = self.dict_rooms_and_corridors_per_side[side][
-1].room_qrect.topRight()
corridor = Room(type='corridor',
p=initial_point,
w=corridor_width,
h=-corridor_height)
self.dict_rooms_and_corridors_per_side[side].append(corridor)
def adjust_rooms(self):
if self.num_rooms == 1:
return
dict_side_width = {'bottom': 0., 'right': 0., 'top': 0., 'left': 0.}
for side, rooms in self.dict_rooms_per_side.items():
print(f' side {side} has {len(rooms)} rooms ')
for room in rooms:
r = room.room_qrect
dict_side_width[side] += r.width()
diff = abs(dict_side_width['top'] - dict_side_width['bottom'])
dict_opposite_side = {
'bottom': 'top',
'right': 'left',
'top': 'bottom',
'left': 'right'
}
if dict_side_width['top'] > dict_side_width['bottom']:
print('top side is longer')
side_to_modify = 'bottom'
else:
print('bottom side is longer')
side_to_modify = 'top'
print(f'--- Modifying {side_to_modify} room ---')
room_to_modify = self.dict_rooms_and_corridors_per_side[
side_to_modify][-1]
opposite_room = self.dict_rooms_and_corridors_per_side[
dict_opposite_side[side_to_modify]][-1]
my_side_right = room_to_modify.room_qrect.topRight()
opposite_side_right = opposite_room.room_qrect.topRight()
if room_to_modify.type == 'corridor':
print(f' Room of type {room_to_modify.type} ')
room_to_modify.room_qrect.setTopRight(
QPointF(opposite_side_right.x(), my_side_right.y()))
self.dict_rooms_and_corridors_per_side[side_to_modify][
-1] = room_to_modify
self.dict_rooms_and_corridors_per_side[side_to_modify][
-1].update_room_dimensions()
else:
if diff < self.initial_corridor_height:
print('widening room')
num_corridors_to_add = 0
else:
print('widening room and creating corridor')
num_corridors_to_add = 1
print(
f' Room of type {room_to_modify.type} -- adding {num_corridors_to_add} corridors'
)
room_to_modify.room_qrect.setTopRight(
QPointF(
opposite_side_right.x() -
num_corridors_to_add * self.initial_corridor_height,
my_side_right.y()))
self.dict_rooms_and_corridors_per_side[side_to_modify][
-1] = room_to_modify
self.dict_rooms_and_corridors_per_side[side_to_modify][
-1].update_room_dimensions()
if num_corridors_to_add > 0:
self.add_corridor(side=side_to_modify,
corridor_width=num_corridors_to_add *
self.initial_corridor_height,
corridor_height=self.fixed_height)
def add_doors(self):
opposite = {'bottom': 'top', 'top': 'bottom'}
for current_side, rooms in self.dict_rooms_per_side.items():
for i, room in enumerate(rooms):
possibles_door_locations = [opposite[current_side]]
if i in self.dict_corridors_index_per_side[
current_side]: # Pasillo a la izquierda
possibles_door_locations.append('left')
if i + 1 in self.dict_corridors_index_per_side[current_side]:
possibles_door_locations.append('right')
door_location = random.choice(possibles_door_locations)
room.add_door(door_location)
def center_apartment(self):
union_polygon = QPolygonF()
for list in self.dict_rooms_and_corridors_per_side.values():
for room in list:
union_polygon = union_polygon.united(
room.room_qpolygon) # Para obtener el bounding box
self.total_rooms_and_corridors.append(room)
self.initial_corridor.setLeft(union_polygon.boundingRect().left())
self.initial_corridor.setRight(union_polygon.boundingRect().right())
self.total_rooms_and_corridors.append(
Room(type='corridor',
p=self.initial_corridor.topLeft(),
w=self.initial_corridor.width(),
h=self.initial_corridor.height()))
union_polygon = union_polygon.united(self.initial_corridor)
initial_center = union_polygon.boundingRect().center()
union_polygon.translate(-initial_center)
self.apartment_boundingRect = union_polygon.boundingRect()
# Desplazo habitaciones y pasillos al centro
for i, room in enumerate(self.total_rooms_and_corridors):
room.room_qpolygon.translate(
-initial_center
) # Desplazo los poligonos para que la habitación esté centrada
room.room_qrect.translate(-initial_center)
def add_walls(self):
for i, room in enumerate(self.total_rooms_and_corridors):
walls = []
if room.type == 'corridor':
continue
polygon = room.room_qpolygon
prev_point = polygon[0]
for i, curr_point in enumerate(polygon):
if i == 0:
continue
walls.append(([prev_point.x(),
prev_point.y(),
.425], [curr_point.x(),
curr_point.y(), .425]))
prev_point = curr_point
room.walls = walls
wall_thread = WallCreator(data, walls)
wall_thread.start()
walls = []
polygon_br = QPolygonF(self.apartment_boundingRect, closed=True)
prev_point_br = polygon_br[0]
for i, curr_point_br in enumerate(polygon_br):
if i == 0:
continue
walls.append(([prev_point_br.x(),
prev_point_br.y(),
.4], [curr_point_br.x(),
curr_point_br.y(), .4]))
prev_point_br = curr_point_br
wall_thread = WallCreator(data, walls)
wall_thread.start()
def add_floor(self): # un suelo conjunto para el apartamento
fscale_x = self.apartment_boundingRect.width() / 5 + 0.5
fscale_y = self.apartment_boundingRect.height() / 5 + 0.5
# Create and scale a floor
r = self.coppelia.create_model(
'models/infrastructure/floors/5mX5m wooden floor.ttm', 0, 0, 0, 0)
self.coppelia.scale_object(r, fscale_x, fscale_y, 1)
for handle in self.coppelia.get_objects_children(r):
self.coppelia.scale_object(handle, fscale_x, fscale_y, 1)
def add_floor_per_room(self):
for room in self.total_rooms_and_corridors:
room_boundingRect = room.room_qpolygon.boundingRect()
room_center = room_boundingRect.center()
fscale_x = room_boundingRect.width() / 5
fscale_y = room_boundingRect.height() / 5
if room.type == 'corridor':
floor = self.coppelia.create_model(
'models/infrastructure/floors/5mX5m wooden floor.ttm',
room_center.x(), room_center.y(), 0, 0)
else:
floor = self.coppelia.create_model(
'models/infrastructure/floors/5mX5m concrete floor.ttm',
room_center.x(), room_center.y(), 0, 0)
self.coppelia.scale_object(floor, fscale_x, fscale_y, 1)
class QSlideNavigationBar(QWidget):
class ItemLineStyle(Enum):
ItemNone = 1
ItemTop = 2
ItemRight = 3
ItemBottom = 4
ItemLeft = 5
ItemRect = 6
itemClicked = Signal(int, str)
def __init__(self):
super(QSlideNavigationBar, self).__init__()
# -------成员变量定义------------#
# ==========属性=========#
self._m_bar_start_color = QColor('#511235') # type: QColor # 导航栏起始颜色
self._m_bar_end_color = QColor('#150507') # type: QColor # 导航栏结束颜色
self._m_bar_radius = 0 # type: int # 导航栏四个角的圆弧半径
self._m_item_start_color = QColor(255, 255, 255, 50) # type: QColor # item 的起始颜色
self._m_item_end_color = QColor("black") # type: QColor # item 的结束颜色
self._m_current_hover_index = -1 # type: int # 当前光标所在的item的index
self._m_item_hover_start_color = QColor(255, 0, 0, 25) # type: QColor # 光标所在的item 的起始颜色
self._m_item_hover_end_color = QColor(255, 0, 255, 25) # type: QColor
self._m_item_text_color = QColor("red") # type: QColor # item 的文字颜色
self._m_item_line_color = QColor("red") # type: QColor # item 的线的颜色
self._m_item_line_width = 5 # type: int # 线的宽度
self._m_item_line_style = self.ItemLineStyle.ItemNone # type: QSlideNavigationBar.ItemLineStyle # 线的样式类型
self._m_item_font = QFont('宋体') # type: QFont # 字体家族
self._m_item_font_size = 16 # type: int # 字体大小
self._m_item_radius = 0 # type: int # item 的圆角半径
self._m_space = 40 # type: int # 间距大小, item 背景大小
self._m_orientation = Qt.Horizontal # type: Qt.Orientation # 导航栏的方向：横向，纵向
self._m_enable_key_move = True # type: bool # 是否可以使用按键切换item
self._m_fixed = False # type: bool # 大小固定
self._m_slide_velocity = 10 # type: int # 滑动速度
self._m_shake_velocity = 10 # type: int # 晃动速度
# ===========内部变量=========#
self._m_item_maps = {} # type: map(int, list(str, QRectF)) # 保存的item列表
self._m_total_text_width = 0 # type: int # 总的文字的宽度
self._m_total_text_height = 0 # type: int # 总的文字的高度
self._m_current_index = 0 # type: int # 当前选中的item 的索引
self._m_start_rect = QRectF() # type：QRectF #起始矩形
self._m_stop_rect = QRectF() # type: QRectF # 结束矩形
self._m_slide_timer = QTimer(self) # type: QTimer # 滑动的定时器
self._m_shake_timer = QTimer(self) # type: QTimer # 晃动的定时器
self._m_forward = False # type: bool # 前进
# ----------执行初始化动作-------------#
self.setAttribute(Qt.WA_TranslucentBackground)
self._m_slide_timer.setInterval(self._m_slide_velocity)
self._m_slide_timer.timeout.connect(self._on_do_slide)
self._m_shake_timer.setInterval(self._m_shake_velocity)
self._m_shake_timer.timeout.connect(self._on_do_shake)
self.setFocusPolicy(Qt.ClickFocus)
self.setMouseTracking(True)
# ---------以下是 API 接口----------#
def add_item(self, item_str: str):
"""
向导航栏中添加项目（代表一个选项卡），添加之前会查重
:param item_str:项目名称（显示出来的文字）
:return:None
"""
if not item_str:
return
for key, value in self._m_item_maps.items():
if value[0] == item_str:
return # 如果存在同名item，则返回
f = QFont()
f.setPointSize(self._m_item_font_size)
fm = QFontMetrics(f)
text_width = fm.width(item_str)
text_height = fm.height()
item_count = len(self._m_item_maps)
if item_count > 0:
if self._m_orientation == Qt.Horizontal:
top_left = QPointF(self._m_total_text_width, 0)
self._m_total_text_width += text_width + self._m_space
bottom_right = QPointF(self._m_total_text_width, self._m_total_text_height)
else:
top_left = QPointF(0, self._m_total_text_height)
self._m_total_text_height += text_height + self._m_space
bottom_right = QPointF(self._m_total_text_width, self._m_total_text_height)
self._m_item_maps[item_count] = [item_str, QRectF(top_left, bottom_right)]
else:
if self._m_orientation == Qt.Horizontal:
# 水平方向，水平各占1个space， 竖直占1个space
self._m_total_text_width = text_width + self._m_space
self._m_total_text_height = text_height + self._m_space
else:
# 竖直方向， 水平各占2个space， 竖直占一个space
self._m_total_text_width = text_width + 2 * self._m_space
self._m_total_text_height = text_height + self._m_space
top_left = QPointF(0.0, 0.0)
bottom_right = QPointF(self._m_total_text_width, self._m_total_text_height)
self._m_item_maps[item_count] = [item_str, QRectF(top_left, bottom_right)]
self.setMinimumSize(self._m_total_text_width, self._m_total_text_height)
if self._m_fixed:
if self._m_orientation == Qt.Horizontal:
self.setSizePolicy(QSizePolicy.Preferred, QSizePolicy.Fixed) # 固定高度
else:
self.setSizePolicy(QSizePolicy.Fixed, QSizePolicy.Preferred) # 固定宽度
if len(self._m_item_maps):
self._m_start_rect = QRectF(self._m_item_maps[0][1])
self.update()
def set_items(self, items_list: list):
"""
一次性设置一组项目， 会清空之前设置的项目
:param items_list: 项目名称列表
:return: None
"""
pass
def get_items(self):
pass
def set_bar_start_color(self, color: QColor):
"""
设置导航栏背景的起始颜色（渐变色的起始）
:param color:QColor类型
:return: None
"""
if color != self._m_bar_start_color:
self._m_bar_start_color = color
self.update()
def set_bar_end_color(self, color: QColor):
"""
设置导航栏背景的结束颜色（渐变色的结束）
:param color: QColor 类型
:return: None
"""
if color != self._m_bar_end_color:
self._m_bar_end_color = color
self.update()
def set_item_start_color(self, color: QColor):
"""
设置项目的背景色的起始颜色（渐变色的起始）
:param color: QColor 类型
:return: None
"""
if color != self._m_item_start_color:
self._m_item_start_color = color
self.update()
def set_item_end_color(self, color: QColor):
"""
设置项目的背景色的结束颜色（渐变色的结束）
:param color: QColor 类型
:return: None
"""
if color != self._m_item_end_color:
self._m_item_end_color = color
self.update()
def set_item_text_color(self, color: QColor) -> None:
"""
设置 item 的文字颜色
:param color: QColor 类型
:return: None
"""
if color != self._m_item_text_color:
self._m_item_text_color = color
self.update()
def set_item_line_color(self, color: QColor) -> None:
"""
设置 item 的线的颜色
:param color: QColor 类型
:return: None
"""
if color != self._m_item_line_color:
self._m_item_line_color = color
self.update()
def set_bar_radius(self, radius: int):
"""
设置导航栏四个角的圆弧半径
:param radius: int 类型
:return: None
"""
if radius >= 0 and radius != self._m_bar_radius:
self._m_bar_radius = radius
self.update()
def set_item_radius(self, radius: int):
"""
设置项目的四个角的圆弧半径
:param radius: int 类型
:return: None
"""
if radius >= 0 and radius != self._m_item_radius:
self._m_item_radius = radius
self.update()
def set_space(self, space: int):
"""
设置 item 所占的空间大小
:param space: int 类型
:return: None
"""
if space >= 0 and space != self._m_space:
self._m_space = space
self.update()
def set_item_line_width(self, width: int):
"""
设置项目周围的线宽度
:param width: int 类型
:return: None
"""
if width >= 0 and width != self._m_item_line_width:
self._m_item_line_width = width
self.update()
def set_item_line_style(self, style: ItemLineStyle):
"""
设置项目周围的线的类型：不显示，上方，下方，左方， 右方， 矩形
:param style: 枚举类型
:return: None
"""
if style != self._m_item_line_style:
self._m_item_line_style = style
self.update()
def set_orientation(self, orientation: Qt.Orientation):
"""
设置导航栏是横向还是纵向
:param orientation: Qt.Orientation 类型
:return: None
"""
if orientation != self._m_orientation:
self._m_orientation = orientation
self.update()
def set_fixed(self, fixed: bool):
"""
设置导航栏尺寸固定，不随窗口大小进行缩放
:param fixed: bool 类型
:return: None
"""
if fixed != self._m_fixed:
self._m_fixed = fixed
self.update()
def get_current_item_index(self):
"""
返回当前选中项目的索引号
:return: int类型，索引号
"""
return self._m_current_index
# -----------以下是槽函数--------------#
def on_set_enable_key_move(self, enable: bool):
"""
设置可以使用按键来切换导航项目
:param enable: bool 类型
:return: None
"""
if enable != self._m_enable_key_move:
self._m_enable_key_move = enable
def on_move_to_first_item(self):
"""
切换到第一个项目
:return: None
"""
self.on_move_to_index(0)
def on_move_to_last_item(self):
"""
切换到最后一个项目
:return: None
"""
self.on_move_to_index(len(self._m_item_maps) - 1)
def on_move_to_previous_item(self):
"""
切换到上一个项目
:return: None
"""
if self._m_current_index == 0:
return
self.on_move_to_index(self._m_current_index - 1)
def on_move_to_next_item(self):
"""
切换到下一个项目
:return: None
"""
if self._m_current_index == len(self._m_item_maps) - 1:
return
self.on_move_to_index(self._m_current_index + 1)
def on_move_to_index(self, index: int):
"""
切换到指定索引的项目
:param index: int, 项目的索引号
:return: None
"""
if (index >= 0) and (index < len(self._m_item_maps)) and (index != self._m_current_index):
self.itemClicked.emit(index, self._m_item_maps[index][0])
if self._m_current_index == -1:
self._m_start_rect = QRectF(self._m_item_maps[index][1])
self._m_forward = index > self._m_current_index
self._m_current_index = index
self._m_stop_rect = QRectF(self._m_item_maps[index][1])
self._m_slide_timer.start()
def on_move_to_name(self, name: str):
"""
切换到指定名称的项目
:param name: 项目的名称，str类型
:return: None
"""
for key, value in self._m_item_maps.items():
if value[0] == name:
target_index = key
if target_index == self._m_current_index:
return
self.on_move_to_index(target_index)
break
def on_move_to_position(self, point: QPointF):
"""
切换到指定位置的项目
:param point: 位置坐标，QPointF类型
:return: None
"""
for key, value in self._m_item_maps.items():
if value[1].contains(point):
target_index = key
if target_index == self._m_current_index:
return
self.on_move_to_index(target_index)
break
def on_set_current_item_index(self, index: int):
"""
将当前选中项目切换到指定索引的项目
:param index: 索引号， int
:return: NOne
"""
self.on_move_to_index(index)
# ------------以下是私有槽函数---------#
def _on_do_slide(self):
"""
完成滑动动作
:return: None
"""
if self._m_space <= 0 or self._m_start_rect == self._m_stop_rect:
self.update()
self._m_slide_timer.stop()
return
if self._m_orientation == Qt.Horizontal:
dx = self._m_space / 2.0
dy = 0
else:
dx = 0
dy = self._m_space / 2.0
if self._m_forward:
self._m_start_rect.adjust(dx, dy, dx, dy)
if ((self._m_orientation == Qt.Horizontal) and
(self._m_start_rect.topLeft().x() >= self._m_stop_rect.topLeft().x())) or \
((self._m_orientation == Qt.Vertical) and
(self._m_start_rect.topLeft().y() >= self._m_stop_rect.topLeft().y())):
self._m_slide_timer.stop()
if self._m_start_rect != self._m_stop_rect:
self._m_shake_timer.start()
else:
self._m_start_rect.adjust(-dx, -dy, -dx, -dy)
if ((self._m_orientation == Qt.Horizontal) and
(self._m_start_rect.topLeft().x() <= self._m_stop_rect.topLeft().x())) or \
((self._m_orientation == Qt.Vertical) and
(self._m_start_rect.topLeft().y() <= self._m_stop_rect.topLeft().y())):
self._m_slide_timer.stop()
if self._m_start_rect != self._m_stop_rect:
self._m_shake_timer.start()
self.update()
def _on_do_shake(self):
"""
完成晃动动作
:return: None
"""
delta = 2.0
dx1 = dx2 = dy1 = dy2 = 0.0
if self._m_start_rect.topLeft().x() > self._m_stop_rect.topLeft().x():
dx1 = -delta
elif self._m_start_rect.topLeft().x() < self._m_stop_rect.topLeft().x():
dx1 = delta
if self._m_start_rect.topLeft().y() > self._m_stop_rect.topLeft().y():
dy1 = -delta
elif self._m_start_rect.topLeft().y() < self._m_stop_rect.topLeft().y():
dy1 = delta
if self._m_start_rect.bottomRight().x() > self._m_stop_rect.bottomRight().x():
dx2 = -delta
elif self._m_start_rect.bottomRight().x() < self._m_stop_rect.bottomRight().x():
dx2 = delta
if self._m_start_rect.bottomRight().y() > self._m_stop_rect.bottomRight().y():
dy2 = -delta
elif self._m_start_rect.bottomRight().y() < self._m_stop_rect.bottomRight().y():
dy2 = delta
self._m_start_rect.adjust(dx1, dy1, dx2, dy2)
if abs(self._m_start_rect.topLeft().x() - self._m_stop_rect.topLeft().x()) <= delta:
self._m_start_rect.setLeft(self._m_stop_rect.topLeft().x())
if abs(self._m_start_rect.topLeft().y() - self._m_stop_rect.topLeft().y()) <= delta:
self._m_start_rect.setTop(self._m_stop_rect.topLeft().y())
if abs(self._m_start_rect.bottomRight().x() - self._m_stop_rect.bottomRight().x()) <= delta:
self._m_start_rect.setRight(self._m_stop_rect.bottomRight().x())
if abs(self._m_start_rect.bottomRight().y() - self._m_stop_rect.bottomRight().y()) <= delta:
self._m_start_rect.setBottom(self._m_stop_rect.bottomRight().y())
if self._m_start_rect == self._m_stop_rect:
self._m_shake_timer.stop()
self.update()
# -----------以下是事件响应函数的重载函数-----------#
def paintEvent(self, a0: QtGui.QPaintEvent) -> None:
"""
重载paintEvent函数
:param a0:
:return:
"""
painter = QPainter(self)
painter.setRenderHint(QPainter.Antialiasing)
self._draw_bar_background(painter)
self._draw_item_background(painter)
self._draw_item_line(painter)
self._draw_text(painter)
def resizeEvent(self, a0: QtGui.QResizeEvent) -> None:
"""
重载resizeEvent函数
:param a0:
:return:
"""
self._adjust_item_size()
def mousePressEvent(self, a0: QtGui.QMouseEvent) -> None:
"""
重载mousePressEvent函数
:param a0: 事件
:return:None
"""
self.on_move_to_position(a0.pos())
def mouseMoveEvent(self, a0: QtGui.QMouseEvent) -> None:
"""
重载mouseMoveEvent函数
:param a0: 事件
:return: None
"""
is_on_item = False
for key, value in self._m_item_maps.items():
if value[1].contains(a0.pos()):
self._m_current_hover_index = key
is_on_item = True
break
if not is_on_item:
self._m_current_hover_index = -1
self.update()
def keyPressEvent(self, a0: QtGui.QKeyEvent) -> None:
"""
重载keyPressEvent函数
:param a0:
:return:
"""
if not self._m_enable_key_move:
# self.keyPressEvent(a0)
return
if a0.key() == Qt.Key_Home:
self.on_move_to_first_item()
elif a0.key() == Qt.Key_End:
self.on_move_to_last_item()
elif a0.key() == Qt.Key_Up or a0.key() == Qt.Key_Left:
self.on_move_to_previous_item()
elif a0.key() == Qt.Key_Down or a0.key() == Qt.Key_Right:
self.on_move_to_next_item()
else:
# self.keyPressEvent(a0)
return
# -----------------以下是私有成员函数---------------------#
def _draw_bar_background(self, p: QPainter):
"""
绘制导航栏的背景
:param p: 画刷
:return: None
"""
p.save()
p.setPen(Qt.NoPen)
lgt = QLinearGradient(QPointF(0, 0), QPointF(0, self.height()))
lgt.setColorAt(0.0, self._m_bar_start_color)
lgt.setColorAt(1.0, self._m_bar_end_color)
p.setBrush(lgt)
p.drawRoundedRect(self.rect(), self._m_bar_radius, self._m_bar_radius)
p.restore()
def _draw_item_background(self, p: QPainter):
"""
绘制项目的背景
:param p: 画刷
:return: None
"""
if self._m_start_rect.isNull():
return
p.save()
lgt = QLinearGradient(self._m_start_rect.topLeft(), self._m_start_rect.bottomRight())
lgt.setColorAt(0.0, self._m_item_start_color)
lgt.setColorAt(1.0, self._m_item_end_color)
p.setPen(Qt.NoPen)
p.setBrush(lgt)
p.drawRoundedRect(self._m_start_rect, self._m_item_radius, self._m_item_radius)
# 绘制 hover 状态下的item
if self._m_current_hover_index != -1:
hover_rect = QRectF(self._m_item_maps[self._m_current_hover_index][1])
lgt = QLinearGradient(hover_rect.topLeft(), hover_rect.bottomRight())
lgt.setColorAt(0.0, self._m_item_hover_start_color)
lgt.setColorAt(1.0, self._m_item_hover_end_color)
p.setPen(Qt.NoPen)
p.setBrush(lgt)
p.drawRoundedRect(hover_rect, self._m_item_radius, self._m_item_radius)
p.restore()
def _draw_item_line(self, p: QPainter) -> None:
"""
绘制项目周边的线条
:param p: 画刷
:return: None
"""
if self._m_start_rect.isNull():
return
if self._m_item_line_style == self.ItemLineStyle.ItemNone:
return
elif self._m_item_line_style == self.ItemLineStyle.ItemTop:
p1 = self._m_start_rect.topLeft()
p2 = self._m_start_rect.topRight()
elif self._m_item_line_style == self.ItemLineStyle.ItemRight:
p1 = self._m_start_rect.topRight()
p2 = self._m_start_rect.bottomRight()
elif self._m_item_line_style == self.ItemLineStyle.ItemBottom:
p1 = self._m_start_rect.bottomLeft()
p2 = self._m_start_rect.bottomRight()
elif self._m_item_line_style == self.ItemLineStyle.ItemLeft:
p1 = self._m_start_rect.topLeft()
p2 = self._m_start_rect.bottomLeft()
elif self._m_item_line_style == self.ItemLineStyle.ItemRect:
p1 = self._m_start_rect.topLeft()
p2 = self._m_start_rect.bottomRight()
else:
return
p.save()
line_pen = QPen()
line_pen.setColor(self._m_item_line_color)
line_pen.setWidth(self._m_item_line_width)
p.setPen(line_pen)
if self._m_item_line_style == self.ItemLineStyle.ItemRect:
p.drawRoundedRect(QRectF(p1, p2), self._m_item_radius, self._m_item_radius)
else:
p.drawLine(p1, p2)
p.restore()
def _draw_text(self, p: QPainter) -> None:
"""
绘制项目的名称
:param p: 画刷
:return: None
"""
p.save()
p.setPen(self._m_item_text_color)
for key, value in self._m_item_maps.items():
self._m_item_font.setPointSize(self._m_item_font_size)
p.setFont(self._m_item_font)
p.drawText(value[1], Qt.AlignCenter, value[0])
p.restore()
def _adjust_item_size(self) -> None:
"""
调整Item大小
:return:
"""
if self._m_fixed:
return
item_count = len(self._m_item_maps)
if self._m_orientation == Qt.Horizontal:
add_width = 1.0 * (self.width() - self._m_total_text_width) / item_count
add_height = 1.0 * (self.height() - self._m_total_text_height)
else:
add_width = 1.0 * (self.width() - self._m_total_text_width)
add_height = 1.0 * (self.height() - self._m_total_text_height) / item_count
dx = dy = 0.0
for key, value in self._m_item_maps.items():
# f = QFont()
fm = QFontMetrics(self._m_item_font)
text_width = fm.width(value[0])
text_height = fm.height()
if self._m_orientation == Qt.Horizontal:
topLeft = QPointF(dx, 0)
dx += text_width + self._m_space + add_width
dy = self._m_total_text_height + add_height
else:
topLeft = QPointF(0, dy)
dx = self._m_total_text_width + add_width
dy += text_height + self._m_space + add_height
bottomRight = QPointF(dx, dy)
text_rect = QRectF(topLeft, bottomRight)
self._m_item_maps[key] = [value[0], QRectF(text_rect)]
if key == self._m_current_index:
self._m_start_rect = text_rect
self._m_stop_rect = text_rect
self.update()
