1 files changed, 100 insertions, 0 deletions
diff --git a/external/RoundedRectangleShape.cpp b/external/RoundedRectangleShape.cpp
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+++ b/external/RoundedRectangleShape.cpp
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+////////////////////////////////////////////////////////////
+//
+// This software is provided 'as-is', without any express or implied warranty.
+// In no event will the authors be held liable for any damages arising from the use of this software.
+//
+// Permission is granted to anyone to use this software for any purpose,
+// including commercial applications, and to alter it and redistribute it freely,
+// subject to the following restrictions:
+//
+// 1. The origin of this software must not be misrepresented;
+// you must not claim that you wrote the original software.
+// If you use this software in a product, an acknowledgment
+// in the product documentation would be appreciated but is not required.
+//
+// 2. Altered source versions must be plainly marked as such,
+// and must not be misrepresented as being the original software.
+//
+// 3. This notice may not be removed or altered from any source distribution.
+//
+////////////////////////////////////////////////////////////
+
+////////////////////////////////////////////////////////////
+// Headers
+////////////////////////////////////////////////////////////
+#include "RoundedRectangleShape.hpp"
+#include <cmath>
+
+namespace sf
+{
+////////////////////////////////////////////////////////////
+RoundedRectangleShape::RoundedRectangleShape(const Vector2f& size, float radius, unsigned int cornerPointCount)
+{
+    mySize = size;
+    myRadius = radius;
+    myCornerPointCount = cornerPointCount;
+    update();
+}
+
+////////////////////////////////////////////////////////////
+void RoundedRectangleShape::setSize(const Vector2f& size)
+{
+    mySize = size;
+    update();
+}
+
+////////////////////////////////////////////////////////////
+const Vector2f& RoundedRectangleShape::getSize() const
+{
+    return mySize;
+}
+
+////////////////////////////////////////////////////////////
+void RoundedRectangleShape::setCornersRadius(float radius)
+{
+    myRadius = radius;
+    update();
+}
+
+////////////////////////////////////////////////////////////
+float RoundedRectangleShape::getCornersRadius() const
+{
+    return myRadius;
+}
+
+////////////////////////////////////////////////////////////
+void RoundedRectangleShape::setCornerPointCount(unsigned int count)
+{
+    myCornerPointCount = count;
+    update();
+}
+
+////////////////////////////////////////////////////////////
+std::size_t RoundedRectangleShape::getPointCount() const
+{
+    return myCornerPointCount*4;
+}
+
+////////////////////////////////////////////////////////////
+sf::Vector2f RoundedRectangleShape::getPoint(std::size_t index) const
+{
+    if(index >= myCornerPointCount*4)
+        return sf::Vector2f(0,0);
+
+    float deltaAngle = 90.0f/(myCornerPointCount-1);
+    sf::Vector2f center;
+    unsigned int centerIndex = index/myCornerPointCount;
+    static const float pi = 3.141592654f;
+
+    switch(centerIndex)
+    {
+        case 0: center.x = mySize.x - myRadius; center.y = myRadius; break;
+        case 1: center.x = myRadius; center.y = myRadius; break;
+        case 2: center.x = myRadius; center.y = mySize.y - myRadius; break;
+        case 3: center.x = mySize.x - myRadius; center.y = mySize.y - myRadius; break;
+    }
+
+    return sf::Vector2f(myRadius*cos(deltaAngle*(index-centerIndex)*pi/180)+center.x,
+                        -myRadius*sin(deltaAngle*(index-centerIndex)*pi/180)+center.y);
+}
+} // namespace sf
+\ No newline at end of file