WhyCan Forum(哇酷开发者社区)

$ python3 ./setup.py

$ pip3 install PyQt5

$ python3
Python 3.6.5 (default, May  9 2018, 10:02:20) 
[GCC 4.2.1 Compatible Apple LLVM 9.1.0 (clang-902.0.39.1)] on darwin
Type "help", "copyright", "credits" or "license" for more information.
>>> 
>>> from pylvgl import Demo, lvgl
>>> d = Demo()
>>>
>>> b1 = lvgl.Btn(lvgl.scr_act())        
>>> b1.set_size(200,50)
>>> b1.align(b1.get_parent(), lvgl.ALIGN_IN_LEFT_MID, 0, 0)
>>>
>>> l1 = lvgl.Label(b1)
>>> l1.set_text('LittlevGL')
>>>
>>> lm = lvgl.Lmeter(lvgl.scr_act())
>>> lm.align(cal.get_parent(), lvgl.ALIGN_IN_LEFT_MID, 300, 0)
>>> lm.set_range(0,100)
>>> lm.set_value(10)
>>>
>>> style_lm1.line_width = 4
>>> style_lm1.body_main_color = 0x2200
>>> style_lm1.body_grad_color = 0x0022
>>> lm.set_style(style_lm1)
>>>
>>> lb2 = lvgl.Label(lm)
>>> lb2.set_text('10%')
>>> lb2.align(lm, lvgl.ALIGN_CENTER, 0, 0)

import lvgl
from PyQt5 import QtGui, QtWidgets, QtCore

class LvglWindow(QtWidgets.QLabel):
    def __init__(self):
        super().__init__()
        self.setMinimumSize(lvgl.HOR_RES, lvgl.VER_RES)
        self.setMaximumSize(lvgl.HOR_RES, lvgl.VER_RES)
        self.timer = QtCore.QTimer()
        self.timer.timeout.connect(self.update)
        self.timer.start(10)

    def mousePressEvent(self, evt):
        self.mouseMoveEvent(evt)
    def mouseReleaseEvent(self, evt):
        self.mouseMoveEvent(evt)
    def mouseMoveEvent(self, evt):
        pos = evt.pos()
        lvgl.send_mouse_event(pos.x(), pos.y(), evt.buttons() & QtCore.Qt.LeftButton)
    def update(self):
        # Poll lvgl and display the framebuffer
        for i in range(10):
            lvgl.poll()
    
        data = bytes(lvgl.framebuffer)
        img = QtGui.QImage(data, lvgl.HOR_RES, lvgl.VER_RES, QtGui.QImage.Format_RGB16) 
        pm = QtGui.QPixmap.fromImage(img)
        
        self.setPixmap(pm)

class Demo():
    def __init__(self):
        self.app = QtWidgets.QApplication([])
        self.window = LvglWindow();
        self.window.show()
    def run(self):
        self.app.exec_()

 $ pip3 install pycparser
 $ python3 ./bindingsgen.py