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https://github.com/m5stack/MicroPythonOS.git
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Thomas Farstrike
47 lines
1.3 KiB
Python
47 lines
1.3 KiB
Python
# lib/mpos/ui/display.py
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import lvgl as lv
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_horizontal_resolution = None
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_vertical_resolution = None
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def init_rootscreen():
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global _horizontal_resolution, _vertical_resolution
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screen = lv.screen_active()
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disp = screen.get_display()
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_horizontal_resolution = disp.get_horizontal_resolution()
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_vertical_resolution = disp.get_vertical_resolution()
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print(f"init_rootscreen set _vertical_resolution to {_vertical_resolution}")
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label = lv.label(screen)
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label.set_text("Welcome to MicroPythonOS")
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label.center()
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def get_pointer_xy():
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indev = lv.indev_active()
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if indev:
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p = lv.point_t()
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indev.get_point(p)
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return p.x, p.y
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return -1, -1
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def pct_of_display_width(pct):
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return round(_horizontal_resolution * pct / 100)
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def pct_of_display_height(pct):
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return round(_vertical_resolution * pct / 100)
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def min_resolution():
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return min(_horizontal_resolution, _vertical_resolution)
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def max_resolution():
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return max(_horizontal_resolution, _vertical_resolution)
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def get_display_width():
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if _horizontal_resolution is None:
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_init_resolution()
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return _horizontal_resolution
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def get_display_height():
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if _vertical_resolution is None:
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_init_resolution()
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return _vertical_resolution
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