void _viewer_MouseDown(object sender, MouseEventArgs e)
{
if (command != null && e.Button == MouseButtons.Left)
{
if (_viewer.ViewBounds.Contains(LeadPoint.Create(e.X, e.Y)))
{
double xFactor = _viewer.XScaleFactor;
double yFactor = _viewer.YScaleFactor;
int xOffset = _viewer.ViewBounds.Left;
int yOffset = _viewer.ViewBounds.Top;
LeadPoint pnt = new LeadPoint((int)((e.X - xOffset) * 1.0 / xFactor + 0.5), (int)((e.Y - yOffset) * 1.0 / yFactor + 0.5));
_drawing = true;
_mousedown = true;
_center = pnt;
_curntMousePoint = _center;
_viewer.Invalidate();
if (_viewer.WorkingInteractiveMode is ImageViewerFloaterInteractiveMode)
{
_mainForm.DisableAllInteractiveModes(_viewer);
_form.Viewer.InteractiveModes.BeginUpdate();
_form.NoneInteractiveMode.IsEnabled = true;
_form.Viewer.InteractiveModes.EndUpdate();
try
{
if (_viewer.Floater != null)
{
RasterRegionXForm xForm = new RasterRegionXForm();
xForm.ViewPerspective = RasterViewPerspective.TopLeft;
/*LeadMatrix mm = _viewer.FloaterTransform.OffsetY;
* Matrix m = new Matrix((float)mm.M11, (float)mm.M12, (float)mm.M21, (float)mm.M22, (float)mm.OffsetX, (float)mm.OffsetY);
* Transformer t = new Transformer(m);*/
LeadMatrix floaterTransform = _viewer.FloaterTransform;
xForm.XOffset = (int)floaterTransform.OffsetX;
xForm.YOffset = (int)floaterTransform.OffsetY;
xForm.YScalarDenominator =
xForm.XScalarDenominator =
xForm.XScalarNumerator =
xForm.YScalarNumerator = 1;
_viewer.Image.SetRegion(xForm, _viewer.Floater.GetRegion(null), RasterRegionCombineMode.Set);
_viewer.Floater.Dispose();
_viewer.Floater = null;
}
}
catch (Exception ex)
{
Messager.ShowError(this, ex);
}
}
}
}
}
private void MyMouseUp(object sender, System.Windows.Forms.MouseEventArgs e)
{
if (_useROI && _startDrawing)
{
Point endPt = new Point(e.X, e.Y);
if (e.X > _viewer.Image.Width)
{
endPt.X = _viewer.Image.Width;
}
if (e.Y > _viewer.Image.Height)
{
endPt.Y = _viewer.Image.Height;
}
if (e.X < 0)
{
endPt.X = 0;
}
if (e.Y < 0)
{
endPt.Y = 0;
}
_drawRect = MakeRect(_originPoint, endPt);
_mousePath.Reset();
_mousePath.AddRectangle(_drawRect);
// Draw the path to the screen.
_viewer.Refresh();
_graph.DrawPath(_myDrawPen, _mousePath);
_graph.Dispose();
double power = Math.Log(_viewer.ScaleFactor) / Math.Log(2.0);
int numerator = (power > 0.0) ? 1 : (int)(Math.Pow(2.0, -1 * power));
int denominator = (power > 0.0) ? (int)(Math.Pow(2.0, power)) : 1;
Leadtools.RasterRegionXForm xForm = new RasterRegionXForm();
xForm.ViewPerspective = RasterViewPerspective.TopLeft;
xForm.XScalarNumerator = numerator;
xForm.XScalarDenominator = denominator;
xForm.YScalarNumerator = numerator;
xForm.YScalarDenominator = denominator;
xForm.XOffset = _viewer.ScrollOffset.X;
xForm.YOffset = _viewer.ScrollOffset.Y;
_viewer.BeginRender();
if (!_viewer.Image.HasRegion)
{
_viewer.Image.AddRectangleToRegion(xForm, Leadtools.Demos.Converters.ConvertRect(_drawRect), RasterRegionCombineMode.Set);
}
else
{
_viewer.Image.AddRectangleToRegion(xForm, Leadtools.Demos.Converters.ConvertRect(_drawRect), RasterRegionCombineMode.Or);
}
_viewer.EndRender();
}
_startDrawing = false;
}
void _viewer_MouseDown(object sender, MouseEventArgs e)
{
if (command != null && e.Button == MouseButtons.Left)
{
if (_viewer.ViewBounds.Contains(LeadPoint.Create(e.X, e.Y)))
{
double xFactor = _viewer.XScaleFactor;
double yFactor = _viewer.YScaleFactor;
int xOffset = _viewer.ClientRectangle.Left;
int yOffset = _viewer.ClientRectangle.Top;
LeadPoint pnt = new LeadPoint((int)((e.X - xOffset) * 1.0 / xFactor + 0.5), (int)((e.Y - yOffset) * 1.0 / yFactor + 0.5));
_drawing = true;
_mousedown = true;
_center = pnt;
_curntMousePoint = _center;
_viewer.Invalidate();
if (_viewer.InteractiveModes.FindById(_form.FloaterInteractiveMode.Id).IsEnabled)
{
_form.DisableInteractiveModes(_viewer);
_viewer.InteractiveModes.EnableById(_form.NoneInteractiveMode.Id);
try
{
if (_viewer.Floater != null)
{
RasterRegionXForm xForm = new RasterRegionXForm();
xForm.ViewPerspective = RasterViewPerspective.TopLeft;
xForm.XOffset = (int)_viewer.FloaterTransform.OffsetX;
xForm.YOffset = (int)_viewer.FloaterTransform.OffsetY;
xForm.YScalarDenominator =
xForm.XScalarDenominator =
xForm.XScalarNumerator =
xForm.YScalarNumerator = 1;
_viewer.Image.SetRegion(xForm, _viewer.Floater.GetRegion(null), RasterRegionCombineMode.Set);
_viewer.Floater.Dispose();
_viewer.Floater = null;
}
}
catch (Exception ex)
{
Messager.ShowError(this, ex);
}
}
}
}
}
