public LeadRect GetBounds()
@property (nonatomic, assign, readonly) LeadRect bounds
public LeadRect getBounds();
public:
LeadRect GetBounds();
def GetBounds(self):
A LeadRect structure that represents a rectangle that bounds this RasterRegion in pixels.
The bounding rectangle is always the smallest possible bounding rectangle of this RasterRegion. The returned rectangle is empty (all values equals to zero) if the region is empty.
using Leadtools;
using Leadtools.Codecs;
using Leadtools.ImageProcessing;
public void RasterRegionExample()
{
string srcFileName = Path.Combine(LEAD_VARS.ImagesDir, "Image1.cmp");
string destFileName1 = Path.Combine(LEAD_VARS.ImagesDir, "Image1_WithRegion1.bmp");
string destFileName2 = Path.Combine(LEAD_VARS.ImagesDir, "Image1_WithRegion2.bmp");
using (RasterCodecs codecs = new RasterCodecs())
{
// Load the source image
using (RasterImage image = codecs.Load(srcFileName, 0, CodecsLoadByteOrder.BgrOrGray, 1, 1))
{
// Create a new rectangular RasterRegion
using (RasterRegion region = new RasterRegion(new LeadRect(20, 30, 100, 200)))
{
// Show this region properties
Console.WriteLine("IsEmpty: {0}\nBounds: {1}", region.IsEmpty, region.GetBounds());
// Set it into the image
image.SetRegion(null, region, RasterRegionCombineMode.Set);
// Fill the image with a color and save it to disk to show the region
FillCommand cmd = new FillCommand(RasterColor.FromKnownColor(RasterKnownColor.Yellow));
cmd.Run(image);
codecs.Save(image, destFileName1, RasterImageFormat.Bmp, 24);
// Clear this region
region.MakeEmpty();
// Show its properties
Console.WriteLine("IsEmpty: {0}\nBounds: {1}", region.IsEmpty, region.GetBounds());
// Set it into the image and fill again with red, notice
// that this will fill the whole image since
// the region is now empty
image.SetRegion(null, region, RasterRegionCombineMode.Set);
cmd = new FillCommand(RasterColor.FromKnownColor(RasterKnownColor.Red));
cmd.Run(image);
codecs.Save(image, destFileName2, RasterImageFormat.Bmp, 24);
}
}
}
}
static class LEAD_VARS
{
public const string ImagesDir = @"C:\LEADTOOLS23\Resources\Images";
}
import static org.junit.Assert.assertTrue;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Paths;
import org.junit.*;
import org.junit.runner.JUnitCore;
import org.junit.runner.Result;
import org.junit.runner.notification.Failure;
import leadtools.*;
import leadtools.codecs.*;
import leadtools.imageprocessing.FillCommand;
public void rasterRegionExample() {
final String LEAD_VARS_IMAGES_DIR = "C:\\LEADTOOLS23\\Resources\\Images";
String srcFileName = combine(LEAD_VARS_IMAGES_DIR, "Image1.cmp");
String destFileName1 = combine(LEAD_VARS_IMAGES_DIR, "Image1_WithRegion1.bmp");
String destFileName2 = combine(LEAD_VARS_IMAGES_DIR, "Image1_WithRegion2.bmp");
RasterCodecs codecs = new RasterCodecs();
// Load the source image
RasterImage image = codecs.load(srcFileName, 0, CodecsLoadByteOrder.BGR_OR_GRAY, 1, 1);
// Create a new rectangular RasterRegion
RasterRegion region = new RasterRegion(new LeadRect(20, 30, 100, 200));
// Show this region properties
System.out.println("IsEmpty: " + region.isEmpty() + "\nBounds: " + region.getBounds());
// Set it into the image
image.setRegion(null, region, RasterRegionCombineMode.SET);
// Fill the image with a color and save it to disk to show the region
FillCommand cmd = new FillCommand(RasterColor.fromKnownColor(RasterKnownColor.YELLOW));
cmd.run(image);
codecs.save(image, destFileName1, RasterImageFormat.BMP, 24);
// Clear this region
region.makeEmpty();
// Show its properties
System.out.println("IsEmpty: " + region.isEmpty() + "\nBounds: " + region.getBounds());
// Set it into the image and fill again with red, notice
// that this will fill the whole image since
// the region is now empty
image.setRegion(null, region, RasterRegionCombineMode.SET);
cmd = new FillCommand(RasterColor.fromKnownColor(RasterKnownColor.RED));
cmd.run(image);
codecs.save(image, destFileName2, RasterImageFormat.BMP, 24);
assertTrue("Image unsuccessfully saved", (new File(destFileName2)).exists());
System.out.println("Command run and image saved to " + destFileName2);
}
Help Collections
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Imaging, Medical, and Document
C API/C++ Class Libraries
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