protected override void OnPaint(Alt.GUI.PaintEventArgs e)
{
base.OnPaint(e);
Alt.Sketch.Graphics graphics = e.Graphics;
Matrix matrix = graphics.Transform;
{
// correct offset
Alt.Sketch.Rect clientRectangle = ClientRectangle;
Alt.Sketch.Rect rect = clientRectangle;
double targetX = (m_TargetX - (clientRectangle.Width / 2)) * clientRectangle.Width / rect.Width + clientRectangle.Width / 2;
double targetY = (m_TargetY - (clientRectangle.Height / 2)) * clientRectangle.Height / rect.Height + clientRectangle.Height / 2;
graphics.TranslateTransform(targetX, targetY);
graphics.RotateTransform(angle);
int radialStep = 30;
int nSteps = 5;
int lineDXY = radialStep * (nSteps + 1);
graphics.FillCircle(m_TargetBrush, 0, 0, radialStep * nSteps);
graphics.SmoothingMode = SmoothingMode.AntiAlias;
graphics.DrawLine(m_TargetPen, 0, -lineDXY, 0, lineDXY);
graphics.DrawLine(m_TargetPen, -lineDXY, 0, lineDXY, 0);
for (int i = 1; i <= nSteps; i++)
{
graphics.DrawCircle(m_TargetPen, 0, 0, radialStep * i);
}
}
graphics.Transform = matrix;
}
void PrintCommentWithLine(Alt.Sketch.Graphics graphics, QFont font, string comment, QFontAlignment alignment, double xOffset, ref double yOffset)
{
GraphicsState state = graphics.Save();
yOffset += 20;
graphics.TranslateTransform((int)xOffset, yOffset);
font.Print(comment, alignment);
Size bounds = font.Measure(comment, ClientWidth - 60, alignment);
graphics.DrawLine(m_LinesPen, 0, 0, 0, bounds.Height + 20);
yOffset += bounds.Height;
graphics.Restore(state);
}