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106 lines
2.6 KiB
GDScript
106 lines
2.6 KiB
GDScript
extends RefCounted
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# Control Sequence Introducer
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const CSI = "\u001b["
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const CURSOR_UP = "\u001b[A"
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const CURSOR_DOWN = "\u001b[B"
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const CURSOR_RIGHT = "\u001b[C"
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const CURSOR_LEFT = "\u001b[D"
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const DEFAULT_FOREGROUND_COLOR = "\u001b[0m"
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class ANSIColor:
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extends Object
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# Using ANSIColor constants, rather than Color will respect the
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# colors of the selected terminal theme. Whereas Color will set
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# the exact color specified regardless of theme.
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const black = {fg = 30, panel = 40}
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const red = {fg = 31, panel = 41}
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const green = {fg = 32, panel = 42}
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const yellow = {fg = 33, panel = 43}
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const blue = {fg = 34, panel = 44}
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const magenta = {fg = 35, panel = 45}
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const cyan = {fg = 36, panel = 46}
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const white = {fg = 37, panel = 47}
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const bright_black = {fg = 90, panel = 100}
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const gray = bright_black
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const grey = bright_black
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const bright_red = {fg = 91, panel = 101}
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const bright_green = {fg = 92, panel = 102}
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const bright_yellow = {fg = 93, panel = 103}
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const bright_blue = {fg = 94, panel = 104}
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const bright_magenta = {fg = 95, panel = 105}
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const bright_cyan = {fg = 96, panel = 106}
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const bright_white = {fg = 97, panel = 107}
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func _init():
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assert(
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false,
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"ANSIColor is an abstract class. You should only use the color constants (e.g. ANSIColor.black)."
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)
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var terminal
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func _init(p_terminal: Control):
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if p_terminal:
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terminal = p_terminal
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func write_string(string: String, color: Color = Color.WHITE) -> void:
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if color:
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var fg = "\u001b[38;2;%d;%d;%dm" % [color.r8, color.g8, color.b8]
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terminal.write(fg.to_utf8_buffer())
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terminal.write(string.to_utf8_buffer())
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# Reset color back to default.
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terminal.write("\u001b[0m".to_utf8_buffer())
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# tput_* functions based on the tput command.
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# See: https://man7.org/linux/man-pages/man1/tput.1.html for more info.
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# Hide the cursor.
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func civis():
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terminal.write("%s?25l" % CSI)
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# Position the cursor at the given row and col.
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func cup(row: int = 0, col: int = 0) -> void:
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terminal.write("\u001b[%d;%dH" % [row, col])
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func setaf(color) -> void:
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if color is Color:
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terminal.write("\u001b[38;2;%d;%d;%dm" % [color.r8, color.g8, color.b8])
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elif "fg" in color and color.fg is int:
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terminal.write("\u001b[%dm" % color.fg)
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else:
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push_error("Invalid color: %s" % color)
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func setab(color) -> void:
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if color is Color:
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terminal.write("\u001b[48;2;%d;%d;%dm" % [color.r8, color.g8, color.b8])
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elif "panel" in color and color.panel is int:
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terminal.write("\u001b[%dm" % color.panel)
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else:
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push_error("Invalid color: %s" % color)
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func rev() -> void:
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terminal.write("\u001b[7m")
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func sgr0() -> void:
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terminal.write("\u001b[0m")
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func reset() -> void:
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terminal.write("\u001bc")
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