mirror of
https://github.com/Relintai/broken_seals.git
synced 2024-11-13 20:47:19 +01:00
152 lines
4.8 KiB
GDScript
152 lines
4.8 KiB
GDScript
tool
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extends MarginContainer
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enum DragType {
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DRAG_NONE = 0,
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DRAG_MOVE = 1,
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DRAG_RESIZE_TOP = 1 << 1,
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DRAG_RESIZE_RIGHT = 1 << 2,
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DRAG_RESIZE_BOTTOM = 1 << 3,
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DRAG_RESIZE_LEFT = 1 << 4
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};
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var edited_resource : WorldGenBaseResource = null
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var drag_type : int
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var drag_offset : Vector2
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var drag_offset_far : Vector2
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func _draw():
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draw_rect(Rect2(get_position(), get_size()), Color(1, 1, 1, 1))
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func refresh() -> void:
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if !edited_resource:
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return
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var rect : Rect2 = edited_resource.get_rect()
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rect_position = rect.position
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rect_size = rect.size
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update()
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func set_edited_resource(res : WorldGenBaseResource):
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edited_resource = res
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refresh()
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#based on / ported from engine/scene/gui/dialogs.h and .cpp
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func _notification(p_what : int) -> void:
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if (p_what == NOTIFICATION_MOUSE_EXIT):
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# Reset the mouse cursor when leaving the resizable window border.
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if (edited_resource && !edited_resource.locked && !drag_type):
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if (get_default_cursor_shape() != CURSOR_ARROW):
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set_default_cursor_shape(CURSOR_ARROW)
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#based on / ported from engine/scene/gui/dialogs.h and .cpp
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func _gui_input(p_event : InputEvent) -> void:
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if (p_event is InputEventMouseButton) && (p_event.get_button_index() == BUTTON_LEFT):
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var mb : InputEventMouseButton = p_event as InputEventMouseButton
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if (mb.is_pressed()):
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# Begin a possible dragging operation.
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drag_type = _drag_hit_test(Vector2(mb.get_position().x, mb.get_position().y))
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if (drag_type != DragType.DRAG_NONE):
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drag_offset = get_global_mouse_position() - get_position()
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drag_offset_far = get_position() + get_size() - get_global_mouse_position()
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elif (drag_type != DragType.DRAG_NONE && !mb.is_pressed()):
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# End a dragging operation.
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drag_type = DragType.DRAG_NONE
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if p_event is InputEventMouseMotion:
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var mm : InputEventMouseMotion = p_event as InputEventMouseMotion
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if (drag_type == DragType.DRAG_NONE):
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# Update the cursor while moving along the borders.
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var cursor = CURSOR_ARROW
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if (!edited_resource.locked):
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var preview_drag_type : int = _drag_hit_test(Vector2(mm.get_position().x, mm.get_position().y));
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var top_left : int = DragType.DRAG_RESIZE_TOP + DragType.DRAG_RESIZE_LEFT
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var bottom_right : int = DragType.DRAG_RESIZE_BOTTOM + DragType.DRAG_RESIZE_RIGHT
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var top_right : int = DragType.DRAG_RESIZE_TOP + DragType.DRAG_RESIZE_RIGHT
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var bottom_left : int = DragType.DRAG_RESIZE_BOTTOM + DragType.DRAG_RESIZE_LEFT
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match (preview_drag_type):
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DragType.DRAG_RESIZE_TOP:
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cursor = CURSOR_VSIZE
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DragType.DRAG_RESIZE_BOTTOM:
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cursor = CURSOR_VSIZE
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DragType.DRAG_RESIZE_LEFT:
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cursor = CURSOR_HSIZE
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DragType.DRAG_RESIZE_RIGHT:
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cursor = CURSOR_HSIZE
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top_left:
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cursor = CURSOR_FDIAGSIZE
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bottom_right:
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cursor = CURSOR_FDIAGSIZE
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top_right:
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cursor = CURSOR_BDIAGSIZE
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bottom_left:
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cursor = CURSOR_BDIAGSIZE
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if (get_cursor_shape() != cursor):
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set_default_cursor_shape(cursor);
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else:
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# Update while in a dragging operation.
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var global_pos : Vector2 = get_global_mouse_position()
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global_pos.y = max(global_pos.y, 0) # Ensure title bar stays visible.
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var rect : Rect2 = get_rect()
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var min_size : Vector2 = get_combined_minimum_size()
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if (drag_type == DragType.DRAG_MOVE):
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rect.position = global_pos - drag_offset
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else:
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if (drag_type & DragType.DRAG_RESIZE_TOP):
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var bottom : int = rect.position.y + rect.size.y
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var max_y : int = bottom - min_size.y
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rect.position.y = min(global_pos.y - drag_offset.y, max_y)
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rect.size.y = bottom - rect.position.y
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elif (drag_type & DragType.DRAG_RESIZE_BOTTOM):
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rect.size.y = global_pos.y - rect.position.y + drag_offset_far.y
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if (drag_type & DragType.DRAG_RESIZE_LEFT):
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var right : int = rect.position.x + rect.size.x
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var max_x : int = right - min_size.x
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rect.position.x = min(global_pos.x - drag_offset.x, max_x)
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rect.size.x = right - rect.position.x
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elif (drag_type & DragType.DRAG_RESIZE_RIGHT):
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rect.size.x = global_pos.x - rect.position.x + drag_offset_far.x
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set_size(rect.size)
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set_position(rect.position)
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#based on / ported from engine/scene/gui/dialogs.h and .cpp
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func _drag_hit_test(pos : Vector2) -> int:
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var drag_type : int = DragType.DRAG_NONE
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if (!edited_resource.locked):
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var scaleborder_size : int = 10 #get_constant("scaleborder_size", "WindowDialog")
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var rect : Rect2 = get_rect()
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if (pos.y < (scaleborder_size)):
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drag_type = DragType.DRAG_RESIZE_TOP
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elif (pos.y >= (rect.size.y - scaleborder_size)):
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drag_type = DragType.DRAG_RESIZE_BOTTOM
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if (pos.x < scaleborder_size):
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drag_type |= DragType.DRAG_RESIZE_LEFT
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elif (pos.x >= (rect.size.x - scaleborder_size)):
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drag_type |= DragType.DRAG_RESIZE_RIGHT
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if (drag_type == DragType.DRAG_NONE && pos.y < 0):
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drag_type = DragType.DRAG_MOVE
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return drag_type
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