+/*
+ * Copyright (C) 2008 Patrik Gornicz, Gornicz_P (at) hotmail (dot) com.
+ *
+ * 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/>.
+ */
+
#include "Polygon.h"
-#include "../Vector2.h"
+#include "debug.h"
-/// ***** Public Class Methods *****
-Polygon::Polygon(Vector2 pos, vector<Vector2> points)
- : PhysicsEntity(pos), points(points)
+#include "Vector2.h"
+
+#include "graphics/graphics.h"
+
+
+/// ***** Constructors/Destructors *****
+
+Polygon::Polygon(const vector<Vector2>& points)
+ : PhysicsEntity(Vector2(0,0)), points(points)
{
- CreateBindingBox();
+ DASSERT(0 < points.size());
+
+ createBindingBox();
+ centerPosition();
}
Polygon::~Polygon()
{
}
+/// ***** Public Class Methods *****
+
void Polygon::draw() const
{
- // TODO
+ graphics::drawPolygon(points);
}
/// ***** Private Class Methods *****
-void CreateBindingBox()
+void Polygon::createBindingBox()
+{
+ DASSERT(0 < points.size());
+
+ maxP = points.at(0);
+ minP = points.at(0);
+
+ for(unsigned int i=1; i<points.size(); i++)
+ {
+ if(points[i].x < minP.x) minP.x = points[i].x;
+ else if(points[i].x > maxP.x) maxP.x = points[i].x;
+
+ if(points[i].y < minP.y) minP.y = points[i].y;
+ else if(points[i].y > maxP.y) maxP.y = points[i].y;
+ }
+}
+
+void Polygon::centerPosition()
{
// TODO
}