"""

Ankerinfo / -alarm

"""

import os
import cairo
import math
from .page import Page

class Anchor(Page):

    def __init__(self, pageno, cfg, boatdata):
        super().__init__(pageno, cfg, boatdata)
        self.sym_anchor = cairo.ImageSurface.create_from_png(os.path.join(cfg['imgpath'], "anchor.png"))
        self.buttonlabel[1] = 'DEC'
        self.buttonlabel[2] = 'INC'
        self.buttonlabel[5] = 'SET'

    def draw(self, ctx):

        # Name
        ctx.select_font_face("Ubuntu", cairo.FontSlant.NORMAL, cairo.FontWeight.BOLD)
        ctx.set_font_size(20) 

        ctx.move_to(2, 50)
        ctx.show_text("Anchor")
        ctx.move_to(320, 50)
        ctx.show_text("Chain")

        ctx.set_font_size(16)
        ctx.move_to(2, 70)
        ctx.show_text("Alarm: off")
        ctx.move_to(320, 70)
        ctx.show_text("45 m")
        ctx.stroke()


        # Spezialseite
        cx = 200
        cy = 150
        r = 125

        ctx.set_line_width(1.5)
        ctx.arc(cx, cy, r, 0, 2*math.pi)
        ctx.stroke()

        ctx.save()
        ctx.set_source_surface(self.sym_anchor, cx-8, cy-8)
        ctx.paint()
        ctx.restore()