Python Forum

hi all,

source code is already implemented and running in windows7 platform using python3.4 and 3.4 it is succesfully output generated
but when i used the same sourcecode in REDHAT7.5 linux python platform it is only displaying filemenu and images but the Touch function is not working

please guide me to resolve this issue sir


Thanks
shridhara s

import sys
from PyQt4.QtCore import *
from PyQt4.QtGui import *
from PyQt4.uic import *
from types import *
from tkinter import *
from tkinter import filedialog

root = Tk()
f1 = filedialog.askopenfilename(filetypes = (("how","*.py"),("ha","*.jpg"),("ha","*.png"),("all", "*.*")))
app = QApplication(sys.argv)
w = loadUi("main1.ui")
img = QImage(f1)
painter = QPainter()
scale = 1.0
angle = 1.0;
transformHistory = QTransform()
transformTotal = QTransform()
startPoint = QPoint()

def handleEvents(self, event):
    global scale, angle, transformHistory, transformTotal, startPoint
    if event.type() == QEvent.Gesture:
        g = event.gesture(Qt.PinchGesture)
        if g != None:
            upperLeft = self.mapToGlobal(QPoint())
            scale = g.totalScaleFactor()
            angle = g.totalRotationAngle()
            centerPoint = g.centerPoint()
            print ( "centerPoint.x(), centerPoint.y()")
            if g.state() == Qt.GestureStarted:
                startPoint = g.centerPoint()
            transformTotal = transformHistory * QTransform().translate(centerPoint.x(), centerPoint.y()).rotate(angle).scale(scale, scale).translate(-startPoint.x(), -startPoint.y())
            if g.state() == Qt.GestureFinished:
                transformHistory = transformTotal
            self.update()
        else:
            g = event.gesture(Qt.TapGesture)
            if g.state() == Qt.GestureFinished:
                print  ("tap"), g.position()
                transformTotal = QTransform()
                transformHistory = QTransform()
                self.update()
                
    elif event.type() == QEvent.Paint:
        painter.begin(self)
        painter.setTransform(transformTotal)
        #painter.rotate(angle)
        #painter.scale(scale, scale)
        painter.drawImage(0, 0, img)
        painter.end()
    #print "hello"
    return True
    
    
w.widget.event = MethodType(handleEvents, w.widget)
w.widget.grabGesture(Qt.PinchGesture)
w.widget.grabGesture(Qt.TapGesture)
w.show()
sys.exit(app.exec_())