godot/scene/resources/rectangle_shape_2d.cpp

92 lines
3.9 KiB
C++

/*************************************************************************/
/* rectangle_shape_2d.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/*************************************************************************/
#include "rectangle_shape_2d.h"
#include "servers/physics_2d_server.h"
#include "servers/visual_server.h"
void RectangleShape2D::_update_shape() {
Physics2DServer::get_singleton()->shape_set_data(get_rid(), extents);
emit_changed();
}
void RectangleShape2D::set_extents(const Vector2 &p_extents) {
extents = p_extents;
_update_shape();
}
Vector2 RectangleShape2D::get_extents() const {
return extents;
}
void RectangleShape2D::draw(const RID &p_to_rid, const Color &p_color) {
// Draw an outlined rectangle to make individual shapes easier to distinguish.
Vector<Vector2> stroke_points;
stroke_points.resize(5);
stroke_points.write[0] = -extents;
stroke_points.write[1] = Vector2(extents.x, -extents.y);
stroke_points.write[2] = extents;
stroke_points.write[3] = Vector2(-extents.x, extents.y);
stroke_points.write[4] = -extents;
Vector<Color> stroke_colors;
stroke_colors.resize(5);
for (int i = 0; i < 5; i++) {
stroke_colors.write[i] = p_color;
}
VisualServer::get_singleton()->canvas_item_add_rect(p_to_rid, Rect2(-extents, extents * 2.0), p_color);
VisualServer::get_singleton()->canvas_item_add_polyline(p_to_rid, stroke_points, stroke_colors, 1.0, true);
}
Rect2 RectangleShape2D::get_rect() const {
return Rect2(-extents, extents * 2.0);
}
void RectangleShape2D::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_extents", "extents"), &RectangleShape2D::set_extents);
ClassDB::bind_method(D_METHOD("get_extents"), &RectangleShape2D::get_extents);
ADD_PROPERTY(PropertyInfo(Variant::VECTOR2, "extents"), "set_extents", "get_extents");
}
RectangleShape2D::RectangleShape2D() :
Shape2D(Physics2DServer::get_singleton()->rectangle_shape_create()) {
extents = Vector2(10, 10);
_update_shape();
}