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import sdl2.ext
from sdl2 import *
import os
import time
Colors = {
'red': sdl2.ext.Color(255, 0, 0, 255),
'green': sdl2.ext.Color(0, 255, 0, 255),
'blue': sdl2.ext.Color(0, 0, 255, 255),
'white': sdl2.ext.Color(255, 255, 255, 255),
'black': sdl2.ext.Color(0, 0, 0, 255),
}
class SDL2(object):
__resources = None
__w = 1024
__h = 768
__winName = "noname"
__window = None
__factory = None
__renderer = None
__srender = None
def __init__(self, parent):
os.environ['SDL_VIDEODRIVER'] = "x11"
os.environ['DISPLAY'] = ":0"
self.__resources = sdl2.ext.Resources(parent.getAppPath(), 'files')
sdl2.ext.init()
self.__createWindow()
def __createWindow(self):
self.__window = sdl2.ext.Window(title='{}'.format(self.__winName), size=(self.__w, self.__h), position=(0, 0),
flags=(
SDL_WINDOW_HIDDEN | SDL_WINDOW_FULLSCREEN | SDL_WINDOW_BORDERLESS | SDL_WINDOW_MAXIMIZED))
self.__renderer = sdl2.ext.Renderer(self.__window)
self.__factory = sdl2.ext.SpriteFactory(sdl2.ext.TEXTURE, renderer=self.__renderer)
self.__srender = self.__factory.create_sprite_render_system(self.__window)
self.__window.show()
SDL_ShowCursor(SDL_DISABLE)
def createFont(self, fontName, fontSize, fontColor):
return sdl2.ext.FontManager(font_path=self.__resources.get_path(fontName), size=fontSize, color=fontColor)
def WriteText(self, text, x, y, fontManager):
imText = self.__factory.from_text(text, fontmanager=fontManager)
self.__renderer.copy(imText, dstrect=(x, y, imText.size[0], imText.size[1]))
def show(self):
self.__window.show()
def hide(self):
self.__window.hide()
def setColor(self, red, green, blue, alpha):
self.__renderer.color = sdl2.ext.Color(red, green, blue, alpha)
def fillColor(self, red, green, blue, alpha):
self.setColor(red, green, blue, alpha)
self.__renderer.clear()
def fillbgColor(self, color, update=False):
if color in Colors:
self.__renderer.color = Colors[color]
self.__renderer.clear()
if update:
self.update()
def update(self):
self.__renderer.present()
def showImage(self, filename):
im = self.__factory.from_image(self.__resources.get_path(filename))
self.__srender.render(im)
class SDL2_Test(object):
__sdl2 = None
def __init__(self, parent):
self.__sdl2 = SDL2(parent)
def Clear(self):
self.__sdl2.fillbgColor('black', True)
def Paint(self, dcolor):
self.Clear()
self.__sdl2.fillbgColor(dcolor.lower(), True)
class SDL2_Message(object):
__sdl2 = None
__fontManager_w = None
__fontManager_b = None
def __init__(self, parent):
self.__sdl2 = SDL2(parent)
self.__fontManager_w = self.__sdl2.createFont('OpenSans-Regular.ttf', 24, Colors['white'])
self.__fontManager_b = self.__sdl2.createFont('OpenSans-Regular.ttf', 24, Colors['black'])
def Clear(self):
self.__sdl2.fillbgColor('black', True)
def Paint(self, dcolor):
self.Clear()
self.__sdl2.fillbgColor(dcolor.lower(), True)
def __write_w(self, x, y, text):
self.__sdl2.WriteText(text, x, y, self.__fontManager_w)
def __write_b(self, x, y, text):
self.__sdl2.WriteText(text, x, y, self.__fontManager_b)
def setTestOK(self, board_uuid, qrdata):
self.Paint('GREEN')
self.__write_b(100, 50, 'TEST OK')
self.__write_b(100, 100, 'uuid={}'.format(board_uuid))
self.__write_b(100, 150, 'qr={}'.format(qrdata))
self.__sdl2.update()
def setTestERROR(self, error):
self.Paint('RED')
self.__write_w(100, 50, 'TEST FAILED')
self.__write_w(100, 100, '{}'.format(error))
self.__sdl2.update()
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