Leadtools Namespace > RasterImage Class : RectangleFromImage Method |
public LeadRect RectangleFromImage( RasterViewPerspective viewPerspective, LeadRect rc )
'Declaration Public Function RectangleFromImage( _ ByVal viewPerspective As RasterViewPerspective, _ ByVal rc As LeadRect _ ) As LeadRect
'Usage Dim instance As RasterImage Dim viewPerspective As RasterViewPerspective Dim rc As LeadRect Dim value As LeadRect value = instance.RectangleFromImage(viewPerspective, rc)
public LeadRect RectangleFromImage( RasterViewPerspective viewPerspective, LeadRect rc )
-(LeadRect)rectangleFromImage:(LTRasterViewPerspective)viewPerspectiveToUse rc:(LeadRect)rc;
public LeadRect rectangleFromImage( RasterViewPerspective viewPerspective, LeadRect rc )
function Leadtools.RasterImage.RectangleFromImage( viewPerspective , rc )
public: LeadRect RectangleFromImage( RasterViewPerspective viewPerspective, LeadRect rc )
For more information, refer to Accounting for View Perspective.
For more information, refer to Changing Image Coordinates.
Imports Leadtools Imports Leadtools.Codecs Imports Leadtools.ImageProcessing Imports Leadtools.ImageProcessing.Core Imports Leadtools.ImageProcessing.Color Imports Leadtools.WinForms Imports Leadtools.Dicom Imports Leadtools.Drawing Public Sub RectangleFromImageExample() Dim codecs As RasterCodecs = New RasterCodecs() ' Load an image that has BottomLeft ViewPerspective Dim image As RasterImage = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "ULAY1.BMP")) Dim ImageRectangle As LeadRect = New LeadRect(0, 0, image.Width - 1, image.Height - 1) ImageRectangle = image.RectangleFromImage(RasterViewPerspective.TopLeft, ImageRectangle) Console.WriteLine(String.Format("{0},{1},{2},{3}", ImageRectangle.Left, ImageRectangle.Top, ImageRectangle.Right, ImageRectangle.Bottom)) ImageRectangle = New LeadRect(0, 0, image.Width - 1, image.Height - 1) ImageRectangle = image.RectangleToImage(RasterViewPerspective.TopLeft, ImageRectangle) Console.WriteLine(String.Format("{0},{1},{2},{3}", ImageRectangle.Left, ImageRectangle.Top, ImageRectangle.Right, ImageRectangle.Bottom)) image.Dispose() codecs.Dispose() End Sub Public NotInheritable Class LEAD_VARS Public Const ImagesDir As String = "C:\Users\Public\Documents\LEADTOOLS Images" End Class
using Leadtools; using Leadtools.Codecs; using Leadtools.ImageProcessing; using Leadtools.ImageProcessing.Core; using Leadtools.ImageProcessing.Color; using Leadtools.WinForms; using Leadtools.Dicom; using Leadtools.Drawing; public void RectangleFromImageExample() { RasterCodecs codecs = new RasterCodecs(); // Load an image that has BottomLeft ViewPerspective RasterImage image = codecs.Load(Path.Combine(ImagesPath.Path, "ULAY1.BMP")); LeadRect imageRectangle = new LeadRect(0, 0, image.Width - 1, image.Height - 1); imageRectangle = image.RectangleFromImage(Leadtools.RasterViewPerspective.TopLeft, imageRectangle); Console.WriteLine(string.Format("{0},{1},{2},{3}", imageRectangle.Left, imageRectangle.Top, imageRectangle.Right, imageRectangle.Bottom)); imageRectangle = new LeadRect(0, 0, image.Width - 1, image.Height - 1); imageRectangle = image.RectangleToImage(Leadtools.RasterViewPerspective.TopLeft, imageRectangle); Console.WriteLine(string.Format("{0},{1},{2},{3}", imageRectangle.Left, imageRectangle.Top, imageRectangle.Right, imageRectangle.Bottom)); image.Dispose(); codecs.Dispose(); }
RasterImageExamples.prototype.RectangleFromImageExample = function ( ) { Tools.SetLicense ( ) ; with (Leadtools) { with (Leadtools.Codecs) { var codecs = new RasterCodecs(); // Load an image that has BottomLeft ViewPerspective var srcFileName = "Assets\\ULAY1.BMP"; var image; return Tools.AppInstallFolder().getFileAsync(srcFileName).then(function (loadFile) { return codecs.loadAsync(LeadStreamFactory.create(loadFile)) }) .then(function (img) { image = img; var imageRectangle = LeadRectHelper.create(0, 0, image.width - 1, image.height - 1); imageRectangle = image.rectangleFromImage(Leadtools.RasterViewPerspective.topLeft, imageRectangle); console.info(imageRectangle.x + "," + imageRectangle.y + "," + imageRectangle.width + "," + imageRectangle.height); imageRectangle = LeadRectHelper.create(0, 0, image.width - 1, image.height - 1); imageRectangle = image.rectangleToImage(Leadtools.RasterViewPerspective.topRight, imageRectangle); console.info(imageRectangle.x + "," + imageRectangle.y + "," + imageRectangle.width + "," + imageRectangle.height); image.close(); codecs.close(); }); } } }
using Leadtools; using Leadtools.Codecs; using Leadtools.ImageProcessing; using Leadtools.ImageProcessing.Core; using Leadtools.ImageProcessing.Color; using Leadtools.Dicom; public async Task RectangleFromImageExample() { RasterCodecs codecs = new RasterCodecs(); // Load an image that has BottomLeft ViewPerspective string srcFileName = @"Assets\ULAY1.BMP"; StorageFile loadFile = await Tools.AppInstallFolder.GetFileAsync(srcFileName); RasterImage image = await codecs.LoadAsync(LeadStreamFactory.Create(loadFile)); LeadRect imageRectangle = LeadRectHelper.Create(0, 0, image.Width - 1, image.Height - 1); imageRectangle = image.RectangleFromImage(Leadtools.RasterViewPerspective.TopLeft, imageRectangle); Debug.WriteLine(string.Format("{0},{1},{2},{3}", imageRectangle.X, imageRectangle.Y, imageRectangle.Width, imageRectangle.Height)); imageRectangle = LeadRectHelper.Create(0, 0, image.Width - 1, image.Height - 1); imageRectangle = image.RectangleToImage(Leadtools.RasterViewPerspective.TopLeft, imageRectangle); Debug.WriteLine(string.Format("{0},{1},{2},{3}", imageRectangle.X, imageRectangle.Y, imageRectangle.Width, imageRectangle.Height)); image.Dispose(); codecs.Dispose(); }
using Leadtools; using Leadtools.Codecs; using Leadtools.Dicom; using Leadtools.ImageProcessing; using Leadtools.ImageProcessing.Core; using Leadtools.ImageProcessing.Color; using Leadtools.Examples; using Leadtools.Windows.Media; public void RectangleFromImageExample(RasterImage image) { // image should be an image that has BottomLeft ViewPerspective (ulay1.bmp) LeadRect ImageRectangle = new LeadRect(0, 0, image.Width - 1, image.Height - 1); ImageRectangle = image.RectangleFromImage(Leadtools.RasterViewPerspective.TopLeft, ImageRectangle); Debug.WriteLine(string.Format("{0},{1},{2},{3}", ImageRectangle.Left, ImageRectangle.Top, ImageRectangle.Right, ImageRectangle.Bottom)); ImageRectangle = new LeadRect(0, 0, image.Width - 1, image.Height - 1); ImageRectangle = image.RectangleToImage(Leadtools.RasterViewPerspective.TopLeft, ImageRectangle); Debug.WriteLine(string.Format("{0},{1},{2},{3}", ImageRectangle.Left, ImageRectangle.Top, ImageRectangle.Right, ImageRectangle.Bottom)); image.Dispose(); }
Imports Leadtools Imports Leadtools.Codecs Imports Leadtools.Dicom Imports Leadtools.ImageProcessing Imports Leadtools.ImageProcessing.Core Imports Leadtools.ImageProcessing.Color Imports Leadtools.Windows.Media Public Sub RectangleFromImageExample(ByVal image As RasterImage) ' image should be an image that has BottomLeft ViewPerspective (ulay1.bmp) Dim ImageRectangle As LeadRect = New LeadRect(0, 0, image.Width - 1, image.Height - 1) ImageRectangle = image.RectangleFromImage(RasterViewPerspective.TopLeft, ImageRectangle) Debug.WriteLine(String.Format("{0},{1},{2},{3}", ImageRectangle.Left, ImageRectangle.Top, ImageRectangle.Right, ImageRectangle.Bottom)) ImageRectangle = New LeadRect(0, 0, image.Width - 1, image.Height - 1) ImageRectangle = image.RectangleToImage(RasterViewPerspective.TopLeft, ImageRectangle) Debug.WriteLine(String.Format("{0},{1},{2},{3}", ImageRectangle.Left, ImageRectangle.Top, ImageRectangle.Right, ImageRectangle.Bottom)) image.Dispose() End Sub