import sys
from OpenGL.GLUT import *
from OpenGL.GL import *
from OpenGL.GLU import *


def draw():
	glClear(GL_COLOR_BUFFER_BIT)
	glBegin(GL_TRIANGLES)
	glVertex2f(-0.3, -0.2)
	glVertex2f(0.3, -0.2)
	glVertex2f(0.0, 0.2)
	glEnd()
	glFlush()

def keyboard(key, x, y):
	if key == chr(27):
		sys.exit(0)

	elif key == 'a':
		glTranslatef(-0.05, 0, 0)
	elif key == 's':
		glTranslatef(0.05, 0, 0)
	elif key == 'w':
		glTranslatef(0, 0.05, 0)
	elif key == 'z':
		glTranslatef(0, -0.05, 0)

	elif key == 'f':
		glRotatef(2, 0, 0, 1)
	elif key == 'g':
		glRotatef(-2, 0, 0, 1)

	elif key == 'j':
		glScalef(0.9, 0.9, 1)
	elif key == 'k':
		glScalef(1.1, 1.1, 1)

	glutPostRedisplay()

glutInit(sys.argv)
glutInitDisplayMode(GLUT_SINGLE | GLUT_RGB)
glutInitWindowSize(400, 400)
glutCreateWindow(sys.argv[0])
glutDisplayFunc(draw)
glutKeyboardFunc(keyboard)
glutMainLoop()