# Alexandre B A Villares - https://abav.lugaralgum.com/sketch-a-day
"""
A minimal poly editor
- Add points
"""

from poly import Poly
# add_library('GifAnimation')
# from gif_exporter import gif_export

# f_pts = [map(lambda x: x / 5 - 12, pair) for pair in f_pts]
polys = [Poly([(2, 2), (2, 4), (4, 4), (4, 2)]),
         Poly([(5, 5), (5, 7), (3, 3)]),
         Poly([(-8, -7), (-1, 0), (1, -9)],
              holes=[[(-4, -4), (-6, -6), (-1, -7)], ]),
         ]

def setup():
    size(500, 500, P2D)
    CELL_SIZE = 25
    order = width / CELL_SIZE
    x_offset = y_offset = int(order / 2)
    Poly.setup_grid(CELL_SIZE, order, x_offset, y_offset)
    Poly.text_on = False
    strokeJoin(ROUND)
    f = createFont("Fira Mono Bold", 16)
    textFont(f)

def draw():
    background(230)
    # grade
    Poly.draw_grid()
    # polígonos
    for p in polys:
        p.plot()

def mousePressed():
    if keyPressed and keyCode == CONTROL:
        for p in polys:
            if p.remove_pt():  # io, jo):
                return
    else:
        for ip, p in enumerate(polys):
            if p.set_drag():  # io, jo):
                Poly.drag = ip
                return

def mouseDragged():
    if Poly.drag >= 0 and not keyPressed:
        # a Poly point has been selected to be dragged
        # and no modifier key is pressed...
        if Poly.drag_hole == -1:  # if no hole wase selected
            polys[Poly.drag].outer_pts[Poly.drag_pt] = (
                int(mouseX / Poly.cell_size) - Poly.x_offset,
                int(mouseY / Poly.cell_size) - Poly.y_offset)
        else:
            polys[Poly.drag].holes[Poly.drag_hole][Poly.drag_pt] = (
                int(mouseX / Poly.cell_size) - Poly.x_offset,
                int(mouseY / Poly.cell_size) - Poly.y_offset)

def mouseReleased():
    if Poly.drag >= 0 and keyPressed and keyCode == SHIFT:
        # a Poly point has been selected to be dragged
        # and SHIFT key is pressed...
        if Poly.drag_hole == -1:  # if no hole wase selected
            polys[Poly.drag].outer_pts.insert(
                Poly.drag_pt, (int(mouseX / Poly.cell_size) - Poly.x_offset,
                               int(mouseY / Poly.cell_size) - Poly.y_offset))
        else:
            polys[Poly.drag].holes[Poly.drag_hole].insert(
                Poly.drag_pt, (int(mouseX / Poly.cell_size) - Poly.x_offset,
                               int(mouseY / Poly.cell_size) - Poly.y_offset))

    Poly.drag = -1  # No poly selected
    Poly.drag_hole = -1  # No hole selected
    Poly.drag_pt = -1  # No point selected

def keyPressed():
    if key == " ":
        for p in polys:
            p.outer_pts[:] = Poly.clockwise_sort(p.outer_pts)
            for h in p.holes:
                h[:] = Poly.clockwise_sort(h)[::-1]
    # if key == "g":
    #     gif_export(GifMaker, filename=SKETCH_NAME)
    if key == "s":
        saveFrame(SKETCH_NAME + "#.png")
    if key == "t":
        Poly.text_on = not Poly.text_on

def settings():
    from os import path
    global SKETCH_NAME
    SKETCH_NAME = path.basename(sketchPath())
    OUTPUT = ".png"
    println(
        """
![{0}](2019/{0}/{0}{1})

[{0}](https://github.com/villares/sketch-a-day/tree/master/2019/{0}) [[Py.Processing](https://villares.github.io/como-instalar-o-processing-modo-python/index-EN)]
""".format(SKETCH_NAME, OUTPUT)
    )