70 lines
1.7 KiB
Python
70 lines
1.7 KiB
Python
#!//opt/bin/lv_micropython -i
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import utime as time
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import lvgl as lv
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import display_driver
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def set_value(indic,v):
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meter.set_indicator_end_value(indic, v)
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#
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# A meter with multiple arcs
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#
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meter = lv.meter(lv.scr_act())
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meter.center()
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meter.set_size(200, 200)
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# Remove the circle from the middle
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meter.remove_style(None, lv.PART.INDICATOR)
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# Add a scale first
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scale = meter.add_scale()
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meter.set_scale_ticks(scale, 11, 2, 10, lv.palette_main(lv.PALETTE.GREY))
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meter.set_scale_major_ticks(scale, 1, 2, 30, lv.color_hex3(0xeee), 10)
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meter.set_scale_range(scale, 0, 100, 270, 90)
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# Add a three arc indicator
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indic1 = meter.add_arc(scale, 10, lv.palette_main(lv.PALETTE.RED), 0)
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indic2 = meter.add_arc(scale, 10, lv.palette_main(lv.PALETTE.GREEN), -10)
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indic3 = meter.add_arc(scale, 10, lv.palette_main(lv.PALETTE.BLUE), -20)
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# Create an animation to set the value
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a1 = lv.anim_t()
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a1.init()
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a1.set_values(0, 100)
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a1.set_time(2000)
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a1.set_repeat_delay(100)
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a1.set_playback_delay(100)
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a1.set_playback_time(500)
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a1.set_var(indic1)
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a1.set_repeat_count(lv.ANIM_REPEAT.INFINITE)
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a1.set_custom_exec_cb(lambda a,val: set_value(indic1,val))
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lv.anim_t.start(a1)
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a2 = lv.anim_t()
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a2.init()
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a2.set_values(0, 100)
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a2.set_time(1000)
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a2.set_repeat_delay(100)
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a2.set_playback_delay(100)
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a2.set_playback_time(1000)
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a2.set_var(indic2)
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a2.set_repeat_count(lv.ANIM_REPEAT.INFINITE)
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a2.set_custom_exec_cb(lambda a,val: set_value(indic2,val))
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lv.anim_t.start(a2)
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a3 = lv.anim_t()
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a3.init()
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a3.set_values(0, 100)
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a3.set_time(1000)
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a3.set_repeat_delay(100)
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a3.set_playback_delay(100)
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a3.set_playback_time(2000)
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a3.set_var(indic3)
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a3.set_repeat_count(lv.ANIM_REPEAT.INFINITE)
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a3.set_custom_exec_cb(lambda a,val: set_value(indic3,val))
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lv.anim_t.start(a3)
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