69 lines
2.2 KiB
Python
69 lines
2.2 KiB
Python
import curses
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def mode(to_mode: str):
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if to_mode == "block":
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print("\033[2 q")
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elif to_mode == "line":
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print("\033[6 q")
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elif to_mode == "hidden":
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curses.curs_set(0)
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elif to_mode == "visible":
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curses.curs_set(1)
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def push(instance, direction: (int, str)):
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if direction in (0, "up", "north"):
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# If the cursor isn't at the top of the screen
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if instance.raw_cursor[0] > 0:
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# Move the cursor up
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instance.raw_cursor[0] -= 1
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# Move the buffer upwards if the cursor is at the top of the screen and not at the top of the buffer
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if instance.raw_cursor[0] == 0 and instance.cursor[0] == instance.offset[0] and instance.cursor[0] != 0:
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instance.offset[0] -= 1
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elif direction in (2, "down", "south"):
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if instance.raw_cursor[0] == instance.safe_height and instance.cursor[0] != len(instance.buffer.data) - 1:
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instance.offset[0] += 1
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# If the cursor isn't at the bottom of the screen
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elif instance.raw_cursor[0] != instance.safe_height and instance.cursor[0] != len(instance.buffer.data) - 1:
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# Move the cursor down
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instance.raw_cursor[0] += 1
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elif direction in (1, "right", "east"):
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# Move the cursor one to the right
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instance.raw_cursor[1] += 1
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elif direction in (3, "left", "west"):
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# Move the cursor one to the left
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instance.raw_cursor[1] -= 1
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def check(instance, cursor: list) -> list:
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# Prevent the cursor from going outside the buffer
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cursor[1] = min(len(instance.buffer.data[instance.cursor[0]]) - 1, cursor[1])
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# Prevent any negative values
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cursor[0] = max(0, cursor[0])
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cursor[1] = max(0, cursor[1])
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# Prevent the cursor from going outside the screen
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cursor[1] = min(instance.safe_width, cursor[1])
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cursor[0] = min(instance.safe_height, cursor[0])
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return cursor
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def move(instance):
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# Run a final check to see if the cursor is valid
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instance.raw_cursor = check(instance, instance.raw_cursor)
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# Moves the cursor to anywhere on the screen
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instance.screen.move(instance.raw_cursor[0], instance.raw_cursor[1] +
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instance.components.get_component_width(instance.components.components["left"]))
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