OffsetRegion Method (original) (raw)
Summary
Moves the image region by the specified number of rows and columns.
Syntax
C#
Objective-C
C++/CLI
Java
Python
- (BOOL)offsetRegionByAmount:(LeadPoint)offset
error:(NSError **)error
public void offsetRegion(
int intValue,
int intValue2
);
Parameters
rowOffset
The number of rows to move the region.
colOffset
The number of columns to move the region.
Example
using Leadtools;
using Leadtools.Codecs;
using Leadtools.ImageProcessing;
using Leadtools.ImageProcessing.Core;
using Leadtools.ImageProcessing.Color;
using Leadtools.Dicom;
using Leadtools.Drawing;
using Leadtools.Controls;
using Leadtools.Svg;
public void FlipRegionExample()
{
RasterCodecs codecs = new RasterCodecs();
string srcFileName = Path.Combine(LEAD_VARS.ImagesDir, "Image1.cmp");
string destFileName1 = Path.Combine(LEAD_VARS.ImagesDir, "Image1_OriginalRegion.bmp");
string destFileName2 = Path.Combine(LEAD_VARS.ImagesDir, "Image1_OffsetRegion.bmp");
string destFileName3 = Path.Combine(LEAD_VARS.ImagesDir, "Image1_FlipRegion.bmp");
string destFileName4 = Path.Combine(LEAD_VARS.ImagesDir, "Image1_ReverseRegion.bmp");
// Load the image
RasterImage image = codecs.Load(srcFileName);
// Add an ellipse inside a rectangle region to the image
LeadRect rc = new LeadRect(0, 0, image.Width / 3, image.Height / 6);
image.AddEllipseToRegion(null, rc, RasterRegionCombineMode.Set);
// Clone this image and run an image proccesing command on it
InvertCommand command = new InvertCommand();
RasterImage imageWithRegion = image.Clone();
command.Run(imageWithRegion);
codecs.Save(imageWithRegion, destFileName1, RasterImageFormat.Bmp, 24);
imageWithRegion.Dispose();
// Offset the region
image.OffsetRegion(100, 50);
imageWithRegion = image.Clone();
command.Run(imageWithRegion);
codecs.Save(imageWithRegion, destFileName2, RasterImageFormat.Bmp, 24);
imageWithRegion.Dispose();
// Flip the region
image.FlipRegion();
imageWithRegion = image.Clone();
command.Run(imageWithRegion);
codecs.Save(imageWithRegion, destFileName3, RasterImageFormat.Bmp, 24);
imageWithRegion.Dispose();
// Reverse the region
image.ReverseRegion();
imageWithRegion = image.Clone();
command.Run(imageWithRegion);
codecs.Save(imageWithRegion, destFileName4, RasterImageFormat.Bmp, 24);
imageWithRegion.Dispose();
image.Dispose();
codecs.Dispose();
}
static class LEAD_VARS
{
public const string ImagesDir = @"C:\LEADTOOLS22\Resources\Images";
}
Leadtools Assembly