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/************************************************************************************************
* Method: Wanderer()
* Effect: Receives an object of strucure when thread is started. A random color will be chosen,
* and will draw pixels based on a random direction/velocity.
* **********************************************************************************************/
public static void Wanderer(object holder)
{
DrawingData info = (DrawingData)(holder); //Unboxes structure
Color drawingColor = RandColor.GetColor(); //Holds random color for drawing
Point newPoint = info.m_pCoor;
drawSpace.SetBBScaledPixel(info.m_pCoor.X, info.m_pCoor.Y, drawingColor);
drawSpace.Render();
//Draw pixels
for (int i = 0; i < info.m_iPixels; i++)
{
newPoint.X += rnd.Next(-1, 2);
newPoint.Y += rnd.Next(-1, 2);
newPoint.X = (newPoint.X < 0) ? 0 : newPoint.X;
newPoint.Y = (newPoint.Y < 0) ? 0 : newPoint.Y;
newPoint.X = (newPoint.X > 799) ? 799 : newPoint.X;
newPoint.Y = (newPoint.Y > 599) ? 599 : newPoint.Y;
drawSpace.SetBBScaledPixel(newPoint.X, newPoint.Y, drawingColor);
Thread.Sleep(1);
drawSpace.Render();
}
//lock gdi drawer during loop
}
//When Timer tick occurs
private void UI_Timer1_Tick(object sender, EventArgs e)
{
drawSpace.GetLastMouseLeftClickScaled(out getPoint);
//Periodically check mouse in drawer window
if (getPoint != lastPoint && getPoint.X >= 0)
{
lastPoint = getPoint;
//Create new thread
//Apply method
DrawingData newData = new DrawingData(getPoint, numPixels);
Wanderer((object)newData); //pass to wanderer method
}
}