Floater Property (original) (raw)
Summary
Floater image (single item mode).
Syntax
Property Value
The floater image (single item mode). Default value is null.
Example
using Leadtools;
using Leadtools.Controls;
using Leadtools.Codecs;
using Leadtools.Drawing;
using Leadtools.ImageProcessing;
using Leadtools.ImageProcessing.Color;
public void ImageViewerFloater_Example()
{
ImageViewerItem item = null;
RasterImage image = null;
if (_imageViewer.Items.Count > 0)
{
item = _imageViewer.Items[0];
image = item.Image;
}
if (image == null)
{
if (item == null)
item = _imageViewer.Items.AddFromImage(RasterImage.Create(400, 400, 24, 96, RasterColor.White), 1);
else
item.Image = RasterImage.Create(400, 400, 24, 96, RasterColor.White);
}
var xForm = RasterRegionXForm.Default;
image.AddRectangleToRegion(xForm, new LeadRect(10, 10, 400, 200), RasterRegionCombineMode.Set);
xForm = RasterRegionXForm.Default;
xForm.ViewPerspective = image.ViewPerspective;
var rc = image.GetRegionBounds(xForm);
var command = new CopyRectangleCommand(rc, RasterMemoryFlags.Conventional);
command.Run(image);
var floater = command.DestinationImage;
rc = image.RectangleFromImage(RasterViewPerspective.TopLeft, rc);
if (floater != null)
{
xForm.ViewPerspective = RasterViewPerspective.TopLeft;
xForm.ViewPerspective = RasterViewPerspective.TopLeft;
xForm.XOffset = -rc.Left;
xForm.YOffset = -rc.Top;
}
image.MakeRegionEmpty();
floater.MakeRegionEmpty();
item.Floater = floater;
var transform = item.FloaterTransform;
transform.RotateAt(45, floater.ImageWidth / 2, floater.ImageHeight / 2);
item.FloaterTransform = transform;
}