public bool HasProgress { get; }
public final boolean hasProgress()
public:
property bool HasProgress {
bool get();
}
HasProgress # get (RasterCommand)
true if the command object has a progress event handler set; false, otherwise.
using Leadtools;
using Leadtools.Codecs;
using Leadtools.ImageProcessing;
public void RasterCommandExample()
{
RasterCodecs codecs = new RasterCodecs();
string srcFileName = Path.Combine(LEAD_VARS.ImagesDir, "Image1.cmp");
string rotatedFileName = Path.Combine(LEAD_VARS.ImagesDir, "Image1_rotated.bmp");
string flippedFileName = Path.Combine(LEAD_VARS.ImagesDir, "Image1_flipped.bmp");
// Load the source image from disk
RasterImage image = codecs.Load(srcFileName);
// flip the image
FlipCommand flip = new FlipCommand(false);
RunCommand(image, flip);
// save the image
codecs.Save(image, flippedFileName, RasterImageFormat.Bmp, 24);
// rotate the image by 45 degrees
RotateCommand rotate = new RotateCommand();
rotate.Angle = 45 * 100;
rotate.FillColor = RasterColor.FromKnownColor(RasterKnownColor.White);
rotate.Flags = RotateCommandFlags.Resize;
RunCommand(image, rotate);
// save the image
codecs.Save(image, rotatedFileName, RasterImageFormat.Bmp, 24);
// clean up
image.Dispose();
codecs.Dispose();
}
bool cancelAt50;
void RunCommand(RasterImage image, RasterCommand command)
{
// subscribe to the progress event of the command
command.Progress += new EventHandler<RasterCommandProgressEventArgs>(command_Progress);
// if this is a flip command, we want to stop at 50 percent
cancelAt50 = command is FlipCommand;
// run the command
command.Run(image);
command.Progress -= new EventHandler<RasterCommandProgressEventArgs>(command_Progress);
}
void command_Progress(object sender, RasterCommandProgressEventArgs e)
{
// show the percentage
Console.WriteLine(e.Percent);
// check if we need to cancel the command at 50%
if (e.Percent == 50 && cancelAt50)
e.Cancel = true;
}
static class LEAD_VARS
{
public const string ImagesDir = @"C:\LEADTOOLS22\Resources\Images";
}
Help Collections
Raster .NET | C API | C++ Class Library | HTML5 JavaScript
Document .NET | C API | C++ Class Library | HTML5 JavaScript
Medical .NET | C API | C++ Class Library | HTML5 JavaScript
Medical Web Viewer .NET
Multimedia
Direct Show .NET | C API | Filters
Media Foundation .NET | C API | Transforms
Supported Platforms
.NET, Java, Android, and iOS/macOS Assemblies
Imaging, Medical, and Document
C API/C++ Class Libraries
Imaging, Medical, and Document
HTML5 JavaScript Libraries
Imaging, Medical, and Document
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