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engines/crab/Shape.cpp

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+/* 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