private void DrawRootPane(BasePane pane)
        {
            Color color = Color.Black;

            if (SelectedPanes.Contains(pane))
            {
                color = Color.Red;
            }

            CustomRectangle rect = pane.CreateRectangle();

            //Draw a quad which is the backcolor but lighter
            GL.Begin(PrimitiveType.Quads);
            GL.Color3(BackgroundColor.Lighten(10));
            GL.Vertex2(rect.LeftPoint, rect.TopPoint);
            GL.Vertex2(rect.RightPoint, rect.TopPoint);
            GL.Vertex2(rect.RightPoint, rect.BottomPoint);
            GL.Vertex2(rect.LeftPoint, rect.BottomPoint);
            GL.End();

            //Draw outline of root pane
            GL.Begin(PrimitiveType.LineLoop);
            GL.PolygonOffset(0.5f, 2);
            GL.LineWidth(33);
            GL.Color3(color);
            GL.Vertex2(rect.LeftPoint, rect.TopPoint);
            GL.Vertex2(rect.RightPoint, rect.TopPoint);
            GL.Vertex2(rect.RightPoint, rect.BottomPoint);
            GL.Vertex2(rect.LeftPoint, rect.BottomPoint);
            GL.End();
        }
        public void DrawRectangle(CustomRectangle rect, Vector2[] texCoords,
                                  Color[] colors, bool useLines = true, byte alpha = 255)
        {
            for (int i = 0; i < colors.Length; i++)
            {
                uint setalpha = (uint)((colors[i].A * alpha) / 255);
                colors[i] = Color.FromArgb((int)setalpha, colors[i]);
            }

            if (useLines)
            {
                GL.Begin(PrimitiveType.LineLoop);
                GL.Color4(colors[0]);
                GL.Vertex2(rect.LeftPoint, rect.BottomPoint);
                GL.Vertex2(rect.RightPoint, rect.BottomPoint);
                GL.Vertex2(rect.RightPoint, rect.TopPoint);
                GL.Vertex2(rect.LeftPoint, rect.TopPoint);
                GL.End();
            }
            else
            {
                GL.Begin(PrimitiveType.Quads);
                GL.Color4(colors[0]);
                GL.TexCoord2(texCoords[0]);
                GL.Vertex2(rect.LeftPoint, rect.BottomPoint);
                GL.Color4(colors[1]);
                GL.TexCoord2(texCoords[1]);
                GL.Vertex2(rect.RightPoint, rect.BottomPoint);
                GL.Color4(colors[2]);
                GL.TexCoord2(texCoords[2]);
                GL.Vertex2(rect.RightPoint, rect.TopPoint);
                GL.Color4(colors[3]);
                GL.TexCoord2(texCoords[3]);
                GL.Vertex2(rect.LeftPoint, rect.TopPoint);
                GL.End();

                //Draw outline
                GL.Begin(PrimitiveType.LineLoop);
                GL.LineWidth(3);
                GL.Color4(colors[0]);
                GL.Vertex2(rect.LeftPoint, rect.BottomPoint);
                GL.Vertex2(rect.RightPoint, rect.BottomPoint);
                GL.Vertex2(rect.RightPoint, rect.TopPoint);
                GL.Vertex2(rect.LeftPoint, rect.TopPoint);
                GL.End();
            }
        }
Exemple #3
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 private void UpdateRectangle()
 {
     rectangle = CreateRectangle();
 }