WarpMagnifierTransform(WarpMagnifierTransform from)
{
m_CenterX = from.m_CenterX;
m_CenterY = from.m_CenterY;
m_Magnification = from.m_Magnification;
m_Radius = from.m_Radius;
m_Radius2 = from.m_Radius2;
m_Radius2Magnification2 = from.m_Radius2Magnification2;
m_RadiusMulMagnificationMinus1 = from.m_RadiusMulMagnificationMinus1;
}
void DrawingPanel_Paint(object sender, GUI.PaintEventArgs e)
{
e.Graphics.SmoothingMode = SmoothingMode.AntiAlias;
// Transformed
Matrix4 mtx = Matrix4.CreateTranslation(-m_SVGPathBounds.Center.X, -m_SVGPathBounds.Center.Y);
double scale = m_ScaleSlider.Value;
mtx.Scale(scale, scale, MatrixOrder.Append);
mtx.Rotate(m_RotateSlider.Value, MatrixOrder.Append);
int k = 30;
mtx.Translate(ClientWidth / 2 + k, ClientHeight / 2 + k, MatrixOrder.Append);
Point center = new Point(m_x, m_y);
WarpMagnifierTransform warpMagnifierTransform = new WarpMagnifierTransform();
warpMagnifierTransform.Center = center;
warpMagnifierTransform.Magnification = m_MagnificationSlider.Value;
warpMagnifierTransform.Radius =
m_RadiusSlider.Value / warpMagnifierTransform.Magnification;
SVGWarpMagnifier WarpMagnifier = new SVGWarpMagnifier(warpMagnifierTransform);
double opacity = e.Graphics.Opacity;
e.Graphics.Opacity = m_OpacitySlider.Value;
m_SVGPath.Render(e.Graphics, mtx, WarpMagnifier);
e.Graphics.Opacity = opacity;
// radius
if (m_ShowSightCheckBox.IsChecked)
{
e.Graphics.DrawCircle(m_RadiusPen, center, m_RadiusSlider.Value);
double crossSize = 10;
e.Graphics.DrawLine(m_RadiusPen, new Point(center.X - crossSize, center.Y), new Point(center.X + crossSize, center.Y));
e.Graphics.DrawLine(m_RadiusPen, new Point(center.X, center.Y - crossSize), new Point(center.X, center.Y + crossSize));
}
}
public SVGWarpMagnifier(WarpMagnifierTransform transform)
: base(transform)
{
}
