ProjectCobra/graphics_constructor.py at master · davilajose23/ProjectCobra · GitHub

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"""Modulo que contiene la clase GraphicsConstructor que conecta la ventana
Canvas de Tkinter con la MaquinaVirtual.
-----------------------------------------------------------------
Compilers Design Project
Tec de Monterrey
Julio Cesar Aguilar Villanueva  A01152537
Jose Fernando Davila Orta       A00999281
-----------------------------------------------------------------

DOCUMENTATION: For complete Documentation see UserManual.pdf"""
from graphics import *

class GraphicsConstructor(object):
    '''Clase que crea una instancia de un Canvas de Tkinter para crear
        una nueva ventana que lo muestre'''
    def __init__(self):
        # creamos una nueva ventana con el tamanio predefinido
        self.window = GraphWin('ProjectCobra', 900, 600)

    def construct(self, name, arguments):
        '''metodo que sirve para ir agregando objetos al canvas.
            Por cada funcion se buscan todos los argumentos necesarios
            y se forma el objecto para al final dibujarlo en el canvas.'''
        if name == 'vgdrawText':
            point = Point(float(arguments.get('x')), float(arguments.get('y')))
            text = Text(point, arguments.get('text'))
            text.setFill(arguments.get('color'))
            text.setSize(arguments.get('size'))
            text.setFace('courier')
            text.draw(self.window)

        elif name == 'vgdrawLine':
            a = Point(float(arguments.get('ax')), float(arguments.get('ay')))
            b = Point(float(arguments.get('bx')), float(arguments.get('by')))
            line = Line(a, b)
            line.setWidth(str(arguments.get('size')))
            line.setFill(arguments.get('fill'))
            line.draw(self.window)

        elif name == 'vgdrawCircle':
            point = Point(float(arguments.get('x')), float(arguments.get('y')))
            circle = Circle(point, float(arguments.get('radio')))
            circle.setFill(arguments.get('fill'))
            circle.setOutline(arguments.get('line'))
            circle.setWidth(str(arguments.get('size')))
            circle.draw(self.window)

        elif name == 'vgdrawOval':
            a = Point(float(arguments.get('ax')), float(arguments.get('ay')))
            b = Point(float(arguments.get('bx')), float(arguments.get('by')))
            oval = Oval(a, b)
            oval.setFill(arguments.get('fill'))
            oval.setOutline(arguments.get('line'))
            oval.setWidth(str(arguments.get('size')))
            oval.draw(self.window)

        elif name == 'vgdrawTriangle':
            a = Point(float(arguments.get('ax')), float(arguments.get('ay')))
            b = Point(float(arguments.get('bx')), float(arguments.get('by')))
            c = Point(float(arguments.get('cx')), float(arguments.get('cy')))
            triangle = Polygon(a, b, c)
            triangle.setFill(arguments.get('fill'))
            triangle.setOutline(arguments.get('line'))
            triangle.setWidth(str(arguments.get('size')))
            triangle.draw(self.window)

        elif name == 'vgdrawRectangle':
            a = Point(float(arguments.get('ax')), float(arguments.get('ay')))
            b = Point(float(arguments.get('bx')), float(arguments.get('by')))
            rectangle = Rectangle(a, b)
            rectangle.setFill(arguments.get('fill'))
            rectangle.setOutline(arguments.get('line'))
            rectangle.setWidth(str(arguments.get('size')))
            rectangle.draw(self.window)

        elif name == 'vgdrawDot':
            dot = Point(float(arguments.get('x')), float(arguments.get('y')))
            dot.setFill(str(arguments.get('fill')))
            dot.draw(self.window)

        elif name == 'vgdrawCurve':
            a = Point(float(arguments.get('ax')), float(arguments.get('ay')))
            ax = a.getX()
            ay = a.getY()
            b = Point(float(arguments.get('bx')), float(arguments.get('by')))
            bx = b.getX()
            by = b.getY()

            if bx < ax:
                helper = ax
                ax = bx
                bx = helper
                helper2 = ay
                ay = by
                by = helper2

            curvx = 400
            curvy = 500

            cont = 0.0
            while cont < 1:
                aux = 1 - cont
                x = aux**2 * ax + 2 * aux * cont * curvx + cont**2 * bx
                y = aux**2 * ay + 2 * aux * cont * curvy + cont**2 * by
                point = Point(x, y)
                point.setOutline(arguments.get('fill'))
                point.draw(self.window)
                cont += 0.005

        elif name == 'vginsertImage':
            a = Point(float(arguments.get('ax')), float(arguments.get('ay')))
            image = Image(a, str(arguments.get('filename')))
            image.draw(self.window)


    def display(self):
        '''metodo para mostrar la nueva ventana creada'''
        self.window.wait()
        self.window.close()