1 files changed, 37 insertions, 0 deletions
diff --git a/Project/Element.cpp b/Project/Element.cpp
new file mode 100644
index 0000000..e5304a0
--- /dev/null
+++ b/Project/Element.cpp
@@ -0,0 +1,37 @@
+#include "Element.h"
+
+Element::Element() {}
+Element::~Element() {}
+void Element::SetPosition(const wxPoint2DDouble position)
+{
+    m_position = position;
+    m_rect =
+        wxRect2DDouble(m_position.m_x - m_width / 2.0 - m_borderSize, m_position.m_y - m_height / 2.0 - m_borderSize,
+                       m_width + 2.0 * m_borderSize, m_height + 2.0 * m_borderSize);
+}
+
+wxPoint2DDouble Element::WorldToScreen(wxPoint2DDouble translation, double scale, double offsetX, double offsetY) const
+{
+    return wxPoint2DDouble(m_position.m_x + offsetX + translation.m_x, m_position.m_y + offsetY + translation.m_y) *
+           scale;
+}
+
+void Element::DrawCircle(wxPoint2DDouble position, double radius, int numSegments, GLenum mode) const
+{
+    glBegin(mode);
+    for(int i = 0; i < numSegments; i++) {
+	    double theta = 2.0 * 3.1415926 * double(i) / double(numSegments);
+	    glVertex2f(radius * std::cos(theta) + position.m_x, radius * std::sin(theta) + position.m_y);
+	}
+    glEnd();
+}
+
+void Element::DrawRectangle(wxPoint2DDouble position, double width, double height, GLenum mode) const
+{
+    glBegin(mode);  // TODO: GL_QUADS é obsoleto (OpenGL 3.0+), encontrar outra solução.
+    glVertex2d(position.m_x - width / 2.0, position.m_y - height / 2.0);
+    glVertex2d(position.m_x - width / 2.0, position.m_y + height / 2.0);
+    glVertex2d(position.m_x + width / 2.0, position.m_y + height / 2.0);
+    glVertex2d(position.m_x + width / 2.0, position.m_y - height / 2.0);
+    glEnd();
+}