mirror of
https://github.com/drwhut/tabletop-club.git
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80 lines
2.8 KiB
GDScript
80 lines
2.8 KiB
GDScript
# tabletop-club
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# Copyright (c) 2020-2024 Benjamin 'drwhut' Beddows.
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# Copyright (c) 2021-2024 Tabletop Club contributors (see game/CREDITS.tres).
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#
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# Permission is hereby granted, free of charge, to any person obtaining a copy
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# of this software and associated documentation files (the "Software"), to deal
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# in the Software without restriction, including without limitation the rights
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# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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# copies of the Software, and to permit persons to whom the Software is
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# furnished to do so, subject to the following conditions:
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#
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# The above copyright notice and this permission notice shall be included in all
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# copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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# SOFTWARE.
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extends Control
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onready var _label = $Label
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onready var _texture = $Texture
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var is_metric: bool = true
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var point1: Vector3
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var point2: Vector3
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var scale: float = 1.0
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var _make_label_visible: bool = true
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# Check if the label is visible or not.
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# Returns: If the label is visible.
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func is_label_visible() -> bool:
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return _make_label_visible
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# Set if the label is visible or not.
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# is_visible: If the label is visible.
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func set_label_visible(is_visible: bool) -> void:
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_make_label_visible = is_visible
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_label.visible = is_visible
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# Update the position and scale of the ruler on the screen.
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# camera: The camera being used.
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func update_ruler(camera: Camera) -> void:
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var line_behind_camera = camera.is_position_behind(point1) or camera.is_position_behind(point2)
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if _make_label_visible:
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_label.visible = not line_behind_camera
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else:
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_label.visible = false
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if not line_behind_camera:
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var point1_2d = camera.unproject_position(point1)
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var point2_2d = camera.unproject_position(point2)
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var line = point2_2d - point1_2d
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_texture.rect_position = point1_2d
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_texture.rect_size.x = line.length()
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if line.x != 0:
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var angle = atan(line.y / line.x)
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if line.x < 0:
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angle += PI
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_texture.rect_rotation = rad2deg(angle)
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if _label.visible:
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_label.rect_position = point2_2d
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var measure_cm = (point2 - point1).length() * scale
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if is_metric:
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var measure_m = measure_cm / 100.0
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_label.text = "%.1f cm\n%.2f m" % [measure_cm, measure_m]
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else:
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var measure_in = 0.3937008 * measure_cm
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var measure_ft = measure_in / 12.0
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_label.text = "%.1f in\n%.2f ft" % [measure_in, measure_ft]
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else:
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_texture.rect_size.x = 0
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