OBP60v/pages/anchor.py

53 lines
1.1 KiB
Python

"""
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()