Created
February 2, 2019 03:16
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#!python2 | |
# -*- coding: utf-8 -*- | |
import sys | |
from PySide import QtCore, QtGui | |
class testWindow(QtGui.QMainWindow): | |
def __init__(self, parent=None): | |
super(testWindow, self).__init__(parent) | |
self.scene = Scene(QtCore.QRect(0, 0, 640, 480)) | |
self.scene.addRect(0, 0, 640, 480, QtGui.QPen(QtCore.Qt.black), QtGui.QBrush(QtCore.Qt.white)) | |
self.view = QtGui.QGraphicsView(self.scene) | |
self.view.setBackgroundBrush(QtGui.QBrush(QtCore.Qt.gray)) | |
# itemを配置 | |
item = TestItem(QtCore.QRect(0, 0, 100, 100)) | |
self.scene.addItem(item) | |
child = TestItem(QtCore.QRect(150, 0, 100, 100)) | |
self.scene.addItem(child) | |
child.setParentItem(item) | |
self.setCentralWidget(self.view) | |
self.setGeometry(100, 100, 700, 500) | |
class Scene(QtGui.QGraphicsScene): | |
mouse_pos = None | |
sel_item = None | |
def __init__(self, *args, **kwargs): | |
super(Scene, self).__init__(*args, **kwargs) | |
class TestItem(QtGui.QGraphicsItem): | |
rect = None | |
color = QtGui.QColor('pink') | |
def __init__(self, rect, parent=None): | |
super(TestItem, self).__init__(parent) | |
self.__rect = rect | |
self.setAcceptHoverEvents(True) | |
def boundingRect(self): | |
return self.__rect | |
def paint(self, painter, option, widget): | |
painter.setBrush(self.color) | |
painter.drawRoundedRect(self.__rect, 5, 5) | |
def hoverEnterEvent(self, e): | |
if self.isUnderMouse(): | |
self.color = QtGui.QColor('yellow') | |
self.update() | |
def hoverLeaveEvent(self, e): | |
self.color = QtGui.QColor('pink') | |
self.update() | |
def changeRect(self, rect): | |
self.__rect = rect | |
self.update() | |
if __name__ == '__main__': | |
app = QtGui.QApplication(sys.argv) | |
a = testWindow() | |
a.show() | |
sys.exit(app.exec_()) |
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