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-rw-r--r--[-rwxr-xr-x]examples/tutorial/t14.py123
1 files changed, 89 insertions, 34 deletions
diff --git a/examples/tutorial/t14.py b/examples/tutorial/t14.py
index e9287fd..609af40 100755..100644
--- a/examples/tutorial/t14.py
+++ b/examples/tutorial/t14.py
@@ -1,21 +1,62 @@
#!/usr/bin/env python
-# PyQt tutorial 14
+#############################################################################
+##
+## Copyright (C) 2016 The Qt Company Ltd.
+## Contact: http://www.qt.io/licensing/
+##
+## This file is part of the PySide examples of the Qt Toolkit.
+##
+## $QT_BEGIN_LICENSE:BSD$
+## You may use this file under the terms of the BSD license as follows:
+##
+## "Redistribution and use in source and binary forms, with or without
+## modification, are permitted provided that the following conditions are
+## met:
+## * Redistributions of source code must retain the above copyright
+## notice, this list of conditions and the following disclaimer.
+## * Redistributions in binary form must reproduce the above copyright
+## notice, this list of conditions and the following disclaimer in
+## the documentation and/or other materials provided with the
+## distribution.
+## * Neither the name of The Qt Company Ltd nor the names of its
+## contributors may be used to endorse or promote products derived
+## from this software without specific prior written permission.
+##
+##
+## THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+## "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+## LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+## A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+## OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+## SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+## LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+## DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+## THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+## (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+## OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
+##
+## $QT_END_LICENSE$
+##
+#############################################################################
+
+# PySide2 tutorial 14
import sys
import math
import random
-from PySide2 import QtCore, QtGui
+from PySide2 import QtCore, QtGui, QtWidgets
-class LCDRange(QtGui.QWidget):
+class LCDRange(QtWidgets.QWidget):
+ valueChanged = QtCore.Signal(int)
def __init__(self, text=None, parent=None):
- if isinstance(text, QtGui.QWidget):
+ if isinstance(text, QtWidgets.QWidget):
parent = text
text = None
- QtGui.QWidget.__init__(self, parent)
+ QtWidgets.QWidget.__init__(self, parent)
self.init()
@@ -23,20 +64,20 @@ class LCDRange(QtGui.QWidget):
self.setText(text)
def init(self):
- lcd = QtGui.QLCDNumber(2)
- self.slider = QtGui.QSlider(QtCore.Qt.Horizontal)
+ lcd = QtWidgets.QLCDNumber(2)
+ self.slider = QtWidgets.QSlider(QtCore.Qt.Horizontal)
self.slider.setRange(0, 99)
self.slider.setValue(0)
- self.label = QtGui.QLabel()
+ self.label = QtWidgets.QLabel()
self.label.setAlignment(QtCore.Qt.AlignHCenter | QtCore.Qt.AlignTop)
- self.label.setSizePolicy(QtGui.QSizePolicy.Preferred, QtGui.QSizePolicy.Fixed)
+ self.label.setSizePolicy(QtWidgets.QSizePolicy.Preferred, QtWidgets.QSizePolicy.Fixed)
self.connect(self.slider, QtCore.SIGNAL("valueChanged(int)"),
lcd, QtCore.SLOT("display(int)"))
self.connect(self.slider, QtCore.SIGNAL("valueChanged(int)"),
self, QtCore.SIGNAL("valueChanged(int)"))
- layout = QtGui.QVBoxLayout()
+ layout = QtWidgets.QVBoxLayout()
layout.addWidget(lcd)
layout.addWidget(self.slider)
layout.addWidget(self.label)
@@ -47,6 +88,7 @@ class LCDRange(QtGui.QWidget):
def value(self):
return self.slider.value()
+ @QtCore.Slot(int)
def setValue(self, value):
self.slider.setValue(value)
@@ -66,9 +108,14 @@ class LCDRange(QtGui.QWidget):
self.label.setText(text)
-class CannonField(QtGui.QWidget):
+class CannonField(QtWidgets.QWidget):
+ angleChanged = QtCore.Signal(int)
+ forceChanged = QtCore.Signal(int)
+ hit = QtCore.Signal()
+ missed = QtCore.Signal()
+ canShoot = QtCore.Signal(bool)
def __init__(self, parent=None):
- QtGui.QWidget.__init__(self, parent)
+ QtWidgets.QWidget.__init__(self, parent)
self.currentAngle = 45
self.currentForce = 0
@@ -88,6 +135,7 @@ class CannonField(QtGui.QWidget):
def angle(self):
return self.currentAngle
+ @QtCore.Slot(int)
def setAngle(self, angle):
if angle < 5:
angle = 5
@@ -102,6 +150,7 @@ class CannonField(QtGui.QWidget):
def force(self):
return self.currentForce
+ @QtCore.Slot(int)
def setForce(self, force):
if force < 0:
force = 0
@@ -110,6 +159,7 @@ class CannonField(QtGui.QWidget):
self.currentForce = force;
self.emit(QtCore.SIGNAL("forceChanged(int)"), self.currentForce)
+ @QtCore.Slot()
def shoot(self):
if self.isShooting():
return
@@ -145,6 +195,7 @@ class CannonField(QtGui.QWidget):
self.update()
self.emit(QtCore.SIGNAL("canShoot(bool)"), True)
+ @QtCore.Slot()
def moveShot(self):
region = QtGui.QRegion(self.shotRect())
self.timerCount += 1
@@ -179,7 +230,7 @@ class CannonField(QtGui.QWidget):
if pos.y() >= self.height():
pos.setY(self.height() - 1)
rad = math.atan((float(self.rect().bottom()) - pos.y()) / pos.x())
- self.setAngle(QtCore.qRound(rad * 180 / 3.14159265))
+ self.setAngle(round(rad * 180 / 3.14159265))
def mouseReleaseEvent(self, event):
if event.button() == QtCore.Qt.LeftButton:
@@ -248,7 +299,7 @@ class CannonField(QtGui.QWidget):
y = y0 + vely * time - 0.5 * gravity * time * time
result = QtCore.QRect(0, 0, 6, 6)
- result.moveCenter(QtCore.QPoint(QtCore.qRound(x), self.height() - 1 - QtCore.qRound(y)))
+ result.moveCenter(QtCore.QPoint(round(x), self.height() - 1 - round(y)))
return result
def targetRect(self):
@@ -276,15 +327,15 @@ class CannonField(QtGui.QWidget):
return QtCore.QSize(400, 300)
-class GameBoard(QtGui.QWidget):
+class GameBoard(QtWidgets.QWidget):
def __init__(self, parent=None):
- QtGui.QWidget.__init__(self, parent)
+ QtWidgets.QWidget.__init__(self, parent)
- quit = QtGui.QPushButton("&Quit")
+ quit = QtWidgets.QPushButton("&Quit")
quit.setFont(QtGui.QFont("Times", 18, QtGui.QFont.Bold))
self.connect(quit, QtCore.SIGNAL("clicked()"),
- QtGui.qApp, QtCore.SLOT("quit()"))
+ QtWidgets.qApp, QtCore.SLOT("quit()"))
angle = LCDRange("ANGLE")
angle.setRange(5, 70)
@@ -292,8 +343,8 @@ class GameBoard(QtGui.QWidget):
force = LCDRange("FORCE")
force.setRange(10, 50)
- cannonBox = QtGui.QFrame()
- cannonBox.setFrameStyle(QtGui.QFrame.WinPanel | QtGui.QFrame.Sunken)
+ cannonBox = QtWidgets.QFrame()
+ cannonBox.setFrameStyle(QtWidgets.QFrame.WinPanel | QtWidgets.QFrame.Sunken)
self.cannonField = CannonField()
@@ -310,31 +361,31 @@ class GameBoard(QtGui.QWidget):
self.connect(self.cannonField, QtCore.SIGNAL("hit()"), self.hit)
self.connect(self.cannonField, QtCore.SIGNAL("missed()"), self.missed)
- shoot = QtGui.QPushButton("&Shoot")
+ shoot = QtWidgets.QPushButton("&Shoot")
shoot.setFont(QtGui.QFont("Times", 18, QtGui.QFont.Bold))
self.connect(shoot, QtCore.SIGNAL("clicked()"), self.fire)
self.connect(self.cannonField, QtCore.SIGNAL("canShoot(bool)"),
shoot, QtCore.SLOT("setEnabled(bool)"))
- restart = QtGui.QPushButton("&New Game")
+ restart = QtWidgets.QPushButton("&New Game")
restart.setFont(QtGui.QFont("Times", 18, QtGui.QFont.Bold))
self.connect(restart, QtCore.SIGNAL("clicked()"), self.newGame)
- self.hits = QtGui.QLCDNumber(2)
- self.shotsLeft = QtGui.QLCDNumber(2)
- hitsLabel = QtGui.QLabel("HITS")
- shotsLeftLabel = QtGui.QLabel("SHOTS LEFT")
+ self.hits = QtWidgets.QLCDNumber(2)
+ self.shotsLeft = QtWidgets.QLCDNumber(2)
+ hitsLabel = QtWidgets.QLabel("HITS")
+ shotsLeftLabel = QtWidgets.QLabel("SHOTS LEFT")
- QtGui.QShortcut(QtGui.QKeySequence(QtCore.Qt.Key_Enter),
+ QtWidgets.QShortcut(QtGui.QKeySequence(QtCore.Qt.Key_Enter),
self, self.fire)
- QtGui.QShortcut(QtGui.QKeySequence(QtCore.Qt.Key_Return),
+ QtWidgets.QShortcut(QtGui.QKeySequence(QtCore.Qt.Key_Return),
self, self.fire)
- QtGui.QShortcut(QtGui.QKeySequence(QtCore.Qt.CTRL + QtCore.Qt.Key_Q),
+ QtWidgets.QShortcut(QtGui.QKeySequence(QtCore.Qt.CTRL + QtCore.Qt.Key_Q),
self, QtCore.SLOT("close()"))
- topLayout = QtGui.QHBoxLayout()
+ topLayout = QtWidgets.QHBoxLayout()
topLayout.addWidget(shoot)
topLayout.addWidget(self.hits)
topLayout.addWidget(hitsLabel)
@@ -343,15 +394,15 @@ class GameBoard(QtGui.QWidget):
topLayout.addStretch(1)
topLayout.addWidget(restart)
- leftLayout = QtGui.QVBoxLayout()
+ leftLayout = QtWidgets.QVBoxLayout()
leftLayout.addWidget(angle)
leftLayout.addWidget(force)
- cannonLayout = QtGui.QVBoxLayout()
+ cannonLayout = QtWidgets.QVBoxLayout()
cannonLayout.addWidget(self.cannonField)
cannonBox.setLayout(cannonLayout)
- gridLayout = QtGui.QGridLayout()
+ gridLayout = QtWidgets.QGridLayout()
gridLayout.addWidget(quit, 0, 0)
gridLayout.addLayout(topLayout, 0, 1)
gridLayout.addLayout(leftLayout, 1, 0)
@@ -365,12 +416,14 @@ class GameBoard(QtGui.QWidget):
self.newGame()
+ @QtCore.Slot()
def fire(self):
if self.cannonField.gameOver() or self.cannonField.isShooting():
return
self.shotsLeft.display(self.shotsLeft.intValue() - 1)
self.cannonField.shoot()
+ @QtCore.Slot()
def hit(self):
self.hits.display(self.hits.intValue() + 1)
if self.shotsLeft.intValue() == 0:
@@ -378,10 +431,12 @@ class GameBoard(QtGui.QWidget):
else:
self.cannonField.newTarget()
+ @QtCore.Slot()
def missed(self):
if self.shotsLeft.intValue() == 0:
self.cannonField.setGameOver()
+ @QtCore.Slot()
def newGame(self):
self.shotsLeft.display(15)
self.hits.display(0)
@@ -389,7 +444,7 @@ class GameBoard(QtGui.QWidget):
self.cannonField.newTarget()
-app = QtGui.QApplication(sys.argv)
+app = QtWidgets.QApplication(sys.argv)
board = GameBoard()
board.setGeometry(100, 100, 500, 355)
board.show()
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-27 17:24:07 +0000