scummvm/engines/crab/Shape.cpp
2023-08-10 17:06:59 +02:00

86 lines
2.2 KiB
C++

/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
/*
* This code is based on the CRAB engine
*
* Copyright (c) Arvind Raja Yadav
*
* Licensed under MIT
*
*/
#include "crab/Shape.h"
namespace Crab {
void Shape::load(rapidxml::xml_node<char> *node, const bool &echo) {
if (nodeValid("polygon", node, echo)) {
_type = SHAPE_POLYGON;
_poly.load(node, _rect);
} else {
_rect.load(node, echo, "x", "y", "width", "height");
if (nodeValid("ellipse", node, echo))
_type = SHAPE_ELLIPSE;
else
_type = SHAPE_RECT;
}
}
CollisionData Shape::collide(Rect box) const {
CollisionData res;
res._intersect = _rect.collide(box);
if (res._intersect) {
res._type = _type;
if (_type == SHAPE_POLYGON) {
PolygonCollisionResult pcr = _poly.collide(box);
res._intersect = pcr._intersect;
res._data.x = pcr._mtv.x;
res._data.y = pcr._mtv.y;
return res;
} else
res._data = _rect;
}
return res;
}
bool Shape::contains(const Vector2i &pos) {
if (_rect.contains(pos)) {
if (_type == SHAPE_POLYGON)
return _poly.contains(pos.x, pos.y);
else
return true;
}
return false;
}
void Shape::draw(const int &xOffset, const int &yOffset, const uint8 &r, const uint8 &g, const uint8 &b, const uint8 &a) {
if (_type == SHAPE_POLYGON)
_poly.draw(xOffset, yOffset, r, g, b, a);
else
_rect.draw(xOffset, yOffset, r, g, b, a);
}
} // End of namespace Crab