67 lines
1.5 KiB
Python
67 lines
1.5 KiB
Python
"""
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Batteriewerte eines INA219 oder INA226 Sensors
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Ähnlich ThreeValue
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"""
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import cairo
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from .page import Page
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class Battery(Page):
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avg = (1, 10, 60, 300);
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def __init__(self, pageno, cfg, appdata, boatdata):
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super().__init__(pageno, cfg, boatdata)
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self.avgindex = 0
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self.buttonlabel[1] = 'AVG'
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def handle_key(self, buttonid):
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if buttonid == 1:
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if self.avgindex < len(self.avg) -1:
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self.avgindex += 1
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else:
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self.avgindex = 0
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return True
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return False
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def draw(self, ctx):
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# Aufteilung in 3 Bereiche durch 2 Linien
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ctx.rectangle(0, 105, 400, 3);
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ctx.rectangle(0, 195, 400, 3);
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ctx.fill()
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# Name
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ctx.select_font_face("Ubuntu", cairo.FontSlant.NORMAL, cairo.FontWeight.BOLD)
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ctx.set_font_size(40)
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ctx.move_to(20, 55)
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ctx.show_text("VBat")
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ctx.move_to(20, 145)
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ctx.show_text("IBat")
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ctx.move_to(20, 235)
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ctx.show_text("PBat")
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ctx.stroke()
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# Einheit
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ctx.set_font_size(24)
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ctx.move_to(20, 90)
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ctx.show_text("V")
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ctx.move_to(20, 180)
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ctx.show_text("A")
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ctx.move_to(20, 270)
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ctx.show_text("W")
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# Werte
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ctx.select_font_face("DSEG7 Classic")
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ctx.set_font_size(60)
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ctx.move_to(180, 90)
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ctx.show_text("12.3")
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ctx.move_to(180, 180)
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ctx.show_text("3.2")
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ctx.move_to(180, 270)
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ctx.show_text("39.4")
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