X-Git-Url: http://gitweb.pgornicz.com/gitweb.cgi?a=blobdiff_plain;f=src%2FEntities%2FPolygon.cpp;h=ecaf2c41d5e626d74583a8cf0c5a8555978554e3;hb=30a93c3992f0e1fc44193dde6d53216d3ae4f4e9;hp=085c6e2c1b364b7d77bb1a92b4449deb03da520b;hpb=617dcc71d9a71663f63fb56ffac2505b45bf91b9;p=physics.git
diff --git a/src/Entities/Polygon.cpp b/src/Entities/Polygon.cpp
index 085c6e2..ecaf2c4 100644
--- a/src/Entities/Polygon.cpp
+++ b/src/Entities/Polygon.cpp
@@ -1,14 +1,37 @@
+/*
+ * 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 .
+ */
+
#include "Polygon.h"
+#include "debug.h"
+
+#include "Vector2.h"
-#include "../Vector2.h"
+#include "graphics/graphics.h"
/// ***** Constructors/Destructors *****
-Polygon::Polygon(const Vector2& pos, vector points)
- : PhysicsEntity(pos), points(points)
+Polygon::Polygon(const vector& points, const float* color)
+ : PhysicsEntity(Vector2(0,0)), points(points), color(color)
{
+ DASSERT(0 < points.size());
+
createBindingBox();
+ centerPosition();
}
Polygon::~Polygon()
{
@@ -19,11 +42,28 @@ Polygon::~Polygon()
void Polygon::draw() const
{
- // TODO
+ graphics::drawPolygon(points, color);
}
/// ***** Private Class Methods *****
void Polygon::createBindingBox()
{
+ DASSERT(0 < points.size());
+
+ maxP = points.at(0);
+ minP = points.at(0);
+
+ for(unsigned int i=1; i 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
}