#!/usr/bin/env python2

from eagle import *

def print_data(app, button):
    print "rot_hor:", get_value("rot_hor", app)
    print "color:", app["color"]
    print "pizza:", app["pizza"]

    print "active?", get_value("active", app)
    print "something:", get_value("name", app)


def change_color(app, button):
    app["color"] = "green"


def hide_group(app, button):
    if hide_group.hidden:
        show("group", app)
    else:
        hide("group", app)

    hide_group.hidden = not hide_group.hidden
hide_group.hidden = False


def toggle_spin_active(app, button):
    if toggle_spin_active.active:
        set_inactive("rot_hor", app)
    else:
        set_active("rot_hor", True, app)

    toggle_spin_active.active = not toggle_spin_active.active
toggle_spin_active.active = True

def draw_image(app, button):
    i = Image(filename="test.png")
    app["canvas"].draw_image(i)

def draw_arc(app, button):
    app["canvas"].draw_arc(x=0, y=0, width=100, height=100,
                           start_angle=0, end_angle=3.14/2,
                           color="red", size=2,
                           fillcolor="blue", filled=True)


def raise_exception(app, button):
    raise Exception("As requested, this exception was raised.")


def show_info(app, button):
    info("Some info.")

def show_error(app, button):
    error("Some error.")

def show_warn(app, button):
    warn("Some warning.")

def show_yesno(app, button):
    r = yesno("Some question?")
    info("Question returned: %s" % r)

def show_confirm(app, button):
    r = confirm("Some question?", okdefault=True)
    info("Question returned: %s" % r)




def changed(app, widget, value):
    print app.id, widget.id, "changed to", value


def mouse_callback(app, widget, button, x, y):
    color = app["color"]
    canvas = app["canvas"]
    if mouse_callback.last_point is not None:
        x0, y0 = mouse_callback.last_point
        canvas.draw_line(x0, y0, x, y, color=color)
    mouse_callback.last_point = x, y
mouse_callback.last_point = None


def file_choose(app, widget, filename):
    print app.id, widget.id, filename


App(title="test app",
    author="Gustavo Sverzut Barbieri <barbieri@gmail.com>",
    version="0.1",
    license="GNU LGPL",
    description="""\
Test application to demonstrate library features.
""",
    help="""\
I have nothing to help you.
""",
    preferences=(
        Entry(id="username",
              label="Username:"),
        Password(id="password",
                 label="Password:"),
        ),
    left=(
        UIntSpin(id="rot_hor",
                 label="Horizontal:",
                 value=45,
                 max=360,
                 step=10,
                 callback=changed,
                 persistent=True,
                 ),
        HSeparator(),
        Group(id="group",
              label="Group:",
              children=(
                CheckBox(id="active",
                         label="Active?",
                         value=True,
                         callback=changed,
                         ),
                Entry(id="name",
                      label="Name:",
                      value="Something",
                      callback=changed,
                      ),
                )
              ),
        Color(id="color",
              label="My Color:",
              color=0xffff00,
              callback=changed,
              persistent=True,
              ),
        Button(id="print_data", label="Print Data", callback=print_data),
        Button(id="change_color", label="Change color", callback=change_color),
        Button(id="hide_group", label="Hide Group", callback=hide_group),
        Button(id="toggle_spin_active", label="Toggle Spin Active",
               callback=toggle_spin_active),
        Button(id="draw_image", label="Draw Image", callback=draw_image),
        Button(id="draw_arc", label="Draw Arc", callback=draw_arc),
        Button(id="raise_exception", label="Raise Exception",
               callback=raise_exception),
        Button(id="show_info", label="Show Info", callback=show_info),
        Button(id="show_warn", label="Show Warning", callback=show_warn),
        Button(id="show_error", label="Show Error", callback=show_error),
        Button(id="show_yesno", label="Show Yes/No", callback=show_yesno),
        Button(id="show_confirm", label="Show Confirmation",
               callback=show_confirm),
        ),
    right=(
        Selection(id="pizza",
                  label="Pizza:",
                  options=("Cheese",
                           "Peperoni",
                           "Marguerita",
                           ),
                  value="Peperoni",
                  callback=changed,
                  ),
        HelpButton(),
        AboutButton(),
        CloseButton(),
        Label(label="A simple text label"),
        Progress(id="progress",
                 label="Progress:",
                 value=0.5,
                 ),
        HSeparator(),
        OpenFileButton(filter="image/png", callback=file_choose),
        SelectFolderButton(callback=file_choose),
        SaveFileButton(callback=file_choose),
        HSeparator(),
        Font("font", label="My Font:"),
        Canvas(id="dummy2",
               label="dummy", width=800, height=600)
        ),
    center=(
        Canvas(id="canvas",
               label="Draw here",
               bgcolor="white",
               width=800, height=600,
               callback=mouse_callback,
               ),
        Canvas(id="dummy",
               label="dummy", width=800, height=600)
        ),
    top=(
        PreferencesButton(),
        ),
    bottom=(
        CloseButton(),
        QuitButton(),
        ),
    data_changed_callback=changed,
    )

App(title="bla", left=CloseButton())

run()