/// <summary>
/// Draws the control.
/// </summary>
protected override void Draw()
{
UpdateTimer();
Update();
// Clear to the default control background color.
//Color backColor = new Color(BackColor.R, BackColor.G, BackColor.B);
Color backColor = Color.White;
GraphicsDevice.Clear(backColor);
if (DrawingBatch != null && Texture != null && SpriteFont != null)
{
drawingContext.Begin();
drawingContext.DrawLine(10, 20, 100, 20, Color.Red);
drawingContext.DrawRectangle(120, 10, 100, 20, Color.Blue);
drawingContext.DrawTriangle(240, 10, 240, 60, 200, 60, Color.Black);
drawingContext.DrawEllipse(310, 10, 50, 50, Color.Green);
drawingContext.DrawTexture(texture, new Vector2(10, 300), Color.White);
drawingContext.DrawPolyline(new Vector2[] { new Vector2(410, 10), new Vector2(440, 10), new Vector2(420, 20), new Vector2(440, 40), new Vector2(410, 60) }, Color.Aqua);
drawingContext.DrawFilledRectangle(120, 110, 50, 50, Color.Blue);
drawingContext.DrawFilledTriangle(240, 110, 240, 160, 200, 160, Color.Brown);
drawingContext.DrawFilledEllipse(310, 110, 80, 40, Color.Green);
drawingContext.DrawText(SpriteFont, "Hello World!", new Vector2(120, 300), Color.Black);
drawingContext.End();
}
}
public void LoadContent()
{
PresentationParameters pp = GraphicsDevice.PresentationParameters;
int bufferWidth = pp.BackBufferWidth;
int bufferHeight = pp.BackBufferHeight;
drawingTexture = new DrawingTexture(GraphicsDevice, bufferWidth, bufferHeight);
drawingTexture.Clear(Microsoft.Xna.Framework.Color.White);
XnaDrawingContext drawingContext = drawingTexture.DrawingContext;
drawingContext.Begin();
drawingContext.DrawLine(10, 20, 100, 20, Microsoft.Xna.Framework.Color.Red);
drawingContext.DrawRectangle(120, 10, 100, 20, Microsoft.Xna.Framework.Color.Blue);
drawingContext.DrawTriangle(240, 10, 240, 60, 200, 60, Microsoft.Xna.Framework.Color.Black);
drawingContext.DrawEllipse(310, 10, 50, 50, Microsoft.Xna.Framework.Color.Green);
drawingContext.DrawTexture(texture, new Vector2(10, 300), Microsoft.Xna.Framework.Color.White);
drawingContext.DrawPolyline(new Vector2[] { new Vector2(410, 10), new Vector2(440, 10), new Vector2(420, 20), new Vector2(440, 40), new Vector2(410, 60) }, Microsoft.Xna.Framework.Color.Aqua);
drawingContext.DrawFilledRectangle(120, 110, 50, 50, Microsoft.Xna.Framework.Color.Blue);
drawingContext.DrawFilledTriangle(240, 110, 240, 160, 200, 160, Microsoft.Xna.Framework.Color.Brown);
drawingContext.DrawFilledEllipse(310, 110, 80, 40, Microsoft.Xna.Framework.Color.Green);
drawingContext.DrawText(SpriteFont, "Hello World!", new Vector2(120, 300), Microsoft.Xna.Framework.Color.Black);
drawingContext.End();
}