def plot(self):
#時間がキーで、その時間にアナウンスされたエッジ全て(重み集計なし)
f = open("../data/pickles/%s" % announceFile, "rb")
self.announce = pickle.load(f)
f = open("../data/pickles/%s" % withdrawFile, "rb")
self.withdraw = pickle.load(f)
timeRangeFrom = "0802241824"
timeRangeTo = "0802241923"
startDate = timeRangeFrom[:len(timeRangeFrom) - 4]
startMin = int(timeRangeFrom[len(timeRangeFrom) - 2:]) #下2桁
startHour = int(timeRangeFrom[len(timeRangeFrom) -
4:len(timeRangeFrom) - 2]) #下4桁〜下2桁
# withdrawならそのまま
for i in range(timeRange):
min = i + startMin #時間繰り上げなしの分カウント
if min > 59:
currentMin = min % 60
if currentMin < 10:
strMin = "0" + str(currentMin) #"00 ~ 09"
else:
strMin = str(currentMin) #"10 ~ 59"
else:
strMin = str(min)
hour = min // 60
currentHour = startHour + hour
strHour = str(currentHour)
time = startDate + strHour + strMin
print(time)
value = math.log(len(self.announce[time]), 1.1)
announcebar = QGraphicsRectItem(i * barWidth, 200, barWidth,
-value)
announcebar.setPen(announcebarPen)
announcebar.setBrush(announcebarBrush)
announcebar.setFlags(QGraphicsItem.ItemIsSelectable)
self.plotScene.addItem(announcebar)
withdrawbar = QGraphicsRectItem(i * barWidth, 200, barWidth, value)
withdrawbar.setPen(withdrawbarPen)
withdrawbar.setBrush(withdrawbarBrush)
withdrawbar.setFlags(QGraphicsItem.ItemIsSelectable)
self.plotScene.addItem(withdrawbar)
vertivalCenter = self.height / 2
horizontalCenter = self.width / 2
def on_actItem_Rect(self): # 添加一个矩形 _triggered
rect = QRectF(-50, -25, 100, 50)
item = QGraphicsRectItem(rect) # x,y 为左上角的图元局部坐标，图元中心点为0,0
item.rect = rect
item.setFlags(QGraphicsItem.ItemIsMovable | QGraphicsItem.ItemIsSelectable | QGraphicsItem.ItemIsFocusable)
item.brush = Qt.yellow
item.setBrush(QBrush(item.brush))
item.style = Qt.SolidLine
#item.setTransform(QTransform())
self.view.frontZ = self.view.frontZ + 1
item.setZValue(self.view.frontZ)
item.setPos(-50 + (QtCore.qrand() % 100), -50 + (QtCore.qrand() % 100))
self.view.seqNum = self.view.seqNum + 1
item.setData(self.view.ItemId, self.view.seqNum)
item.setData(self.view.ItemDesciption, "矩形")
self.scene.addItem(item)
self.scene.clearSelection()
item.setSelected(True)
def __init__(self):
super(MainWindow, self).__init__()
self.resize(600, 400)
self.view = QMyGraphicsView() # 创建视图窗口
self.setCentralWidget(self.view) # 设置中央控件
self.statusbar = self.statusBar() # 添加状态栏
self.labviewcorrd = QLabel('view坐标:')
self.labviewcorrd.setMinimumWidth(150)
self.statusbar.addWidget(self.labviewcorrd)
self.labscenecorrd = QLabel('scene坐标：')
self.labscenecorrd.setMinimumWidth(150)
self.statusbar.addWidget(self.labscenecorrd)
self.labitemcorrd = QLabel('item坐标：')
self.labitemcorrd.setMinimumWidth(150)
self.statusbar.addWidget(self.labitemcorrd)
rect = QRectF(-200, -100, 400, 200)
self.scene = QGraphicsScene(rect) # 创建场景
# 参数：场景区域
# 场景坐标原点默认在场景中心---场景中心位于界面中心
self.view.setScene(self.scene) # 给视图窗口设置场景
item1 = QGraphicsRectItem(rect) # 创建矩形---以场景为坐标
item1.setFlags(QGraphicsItem.ItemIsSelectable
| QGraphicsItem.ItemIsFocusable
| QGraphicsItem.ItemIsMovable) # 给图元设置标志
# QGraphicsItem.ItemIsSelectable---可选择
# QGraphicsItem.ItemIsFocusable---可设置焦点
# QGraphicsItem.ItemIsMovable---可移动
# QGraphicsItem.ItemIsPanel---
self.scene.addItem(item1) # 给场景添加图元
for pos, color in zip([rect.left(), 0, rect.right()],
[Qt.red, Qt.yellow, Qt.blue]):
item = QGraphicsEllipseItem(-50, -50, 100, 100) # 创建椭圆--场景坐标
# 参数1 参数2 矩形左上角坐标
# 参数3 参数4 矩形的宽和高
item.setPos(pos, 0) # 给图元设置在场景中的坐标(移动图元)--图元中心坐标
item.setBrush(color) # 设置画刷
item.setFlags(QGraphicsItem.ItemIsSelectable
| QGraphicsItem.ItemIsFocusable
| QGraphicsItem.ItemIsMovable)
self.scene.addItem(item)
self.scene.clearSelection() # 【清除选择】
self.view.sigMouseMovePoint.connect(self.slotMouseMovePoint)
