Leadtools Namespace > RasterImage Class : PointFromImage Method |
public LeadPoint PointFromImage( RasterViewPerspective viewPerspective, LeadPoint pt )
'Declaration Public Function PointFromImage( _ ByVal viewPerspective As RasterViewPerspective, _ ByVal pt As LeadPoint _ ) As LeadPoint
'Usage Dim instance As RasterImage Dim viewPerspective As RasterViewPerspective Dim pt As LeadPoint Dim value As LeadPoint value = instance.PointFromImage(viewPerspective, pt)
public LeadPoint PointFromImage( RasterViewPerspective viewPerspective, LeadPoint pt )
-(LeadPoint)pointFromImage:(LTRasterViewPerspective)viewPerspectiveToUse pt:(LeadPoint)pt;
public LeadPoint pointFromImage( RasterViewPerspective viewPerspective, LeadPoint pt )
function Leadtools.RasterImage.PointFromImage( viewPerspective , pt )
public: LeadPoint PointFromImage( RasterViewPerspective viewPerspective, LeadPoint pt )
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 PointFromImageExample() 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 ImagePoint As LeadPoint = New LeadPoint(0, 0) ImagePoint = image.PointFromImage(RasterViewPerspective.TopLeft, ImagePoint) Console.WriteLine(String.Format("{0},{1}", ImagePoint.X, ImagePoint.Y)) ImagePoint.X = 0 ImagePoint.Y = 0 ImagePoint = image.PointToImage(RasterViewPerspective.TopLeft, ImagePoint) Console.WriteLine(String.Format("{0},{1}", ImagePoint.X, ImagePoint.Y)) 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 PointFromImageExample() { RasterCodecs codecs = new RasterCodecs(); // Load an image that has BottomLeft ViewPerspective RasterImage image = codecs.Load(Path.Combine(ImagesPath.Path, "ULAY1.BMP")); LeadPoint ImagePoint = new LeadPoint(0, 0); ImagePoint = image.PointFromImage(RasterViewPerspective.TopLeft, ImagePoint); Console.WriteLine(string.Format("{0},{1}", ImagePoint.X, ImagePoint.Y)); ImagePoint.X = 0; ImagePoint.Y = 0; ImagePoint = image.PointToImage(RasterViewPerspective.TopLeft, ImagePoint); Console.WriteLine(string.Format("{0},{1}", ImagePoint.X, ImagePoint.Y)); image.Dispose(); codecs.Dispose(); }
RasterImageExamples.prototype.PointFromImageExample = 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 ImagePoint = LeadPointHelper.create(0, 0); ImagePoint = image.pointFromImage(RasterViewPerspective.topLeft, ImagePoint); console.info ( ImagePoint.x, ", ", ImagePoint.y); ImagePoint.x = 0; ImagePoint.y = 0; ImagePoint = image.pointToImage(RasterViewPerspective.topRight, ImagePoint); console.info ( ImagePoint.x, ", ", ImagePoint.y); 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 PointFromImageExample() { 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)); LeadPoint ImagePoint = LeadPointHelper.Create(0, 0); ImagePoint = image.PointFromImage(RasterViewPerspective.TopLeft, ImagePoint); Debug.WriteLine(string.Format("{0},{1}", ImagePoint.X, ImagePoint.Y)); ImagePoint.X = 0; ImagePoint.Y = 0; ImagePoint = image.PointToImage(RasterViewPerspective.TopLeft, ImagePoint); Debug.WriteLine(string.Format("{0},{1}", ImagePoint.X, ImagePoint.Y)); 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 PointFromImageExample(RasterImage image) { // image should be an image that has BottomLeft ViewPerspective (ulay1.bmp) LeadPoint ImagePoint = new LeadPoint(0, 0); ImagePoint = image.PointFromImage(RasterViewPerspective.TopLeft, ImagePoint); Debug.WriteLine(string.Format("{0},{1}", ImagePoint.X, ImagePoint.Y)); ImagePoint.X = 0; ImagePoint.Y = 0; ImagePoint = image.PointToImage(RasterViewPerspective.TopLeft, ImagePoint); Debug.WriteLine(string.Format("{0},{1}", ImagePoint.X, ImagePoint.Y)); 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 PointFromImageExample(ByVal image As RasterImage) ' image should be an image that has BottomLeft ViewPerspective (ulay1.bmp) Dim ImagePoint As LeadPoint = New LeadPoint(0, 0) ImagePoint = image.PointFromImage(RasterViewPerspective.TopLeft, ImagePoint) Debug.WriteLine(String.Format("{0},{1}", ImagePoint.X, ImagePoint.Y)) ImagePoint.X = 0 ImagePoint.Y = 0 ImagePoint = image.PointToImage(RasterViewPerspective.TopLeft, ImagePoint) Debug.WriteLine(String.Format("{0},{1}", ImagePoint.X, ImagePoint.Y)) image.Dispose() End Sub