Leadtools Library Changes
Summary
Version Changes: 18 to 19
Removed
The following members have been removed from the existing types:
| Member | Description |
|---|---|
| Leadtools.LeadEventArgs | Removed in v19 |
| Leadtools.LeadEventArgs.Empty | Removed in v19 |
| Leadtools.LeadEventArgs (Constructor) | Removed in v19 |
| Leadtools.LeadEventArgs.AddToEvent(Object,String,Delegate) | Removed in v19 |
| Leadtools.LeadEventArgs.RemoveFromEvent(Object,String,Delegate) | Removed in v19 |
| Leadtools.NotifyLeadCollectionChangedEventHandler | Removed in v19 |
| Leadtools.LeadEventHandler | Removed in v19 |
| Leadtools.LeadEventHandler<T> | Removed in v19 |
| Leadtools.LeadEvent.Invoke(Object,Leadtools.LeadEventArgs) | Removed in v19 |
| Leadtools.ImageProcessingCompletedEventArgs.Create | Removed in v19 |
| Leadtools.ImageProcessingProgressEventHandler | Removed in v19 |
| Leadtools.ImageProcessingCompletedEventHandler | Removed in v19 |
| Leadtools.Html.Element | Removed in v19 |
| Leadtools.Html.ElementEvent | Removed in v19 |
| Leadtools.Html.CanvasContext2D | Removed in v19 |
| Leadtools.Html.ImageData | Removed in v19 |
| Leadtools.Html.CanvasElement | Removed in v19 |
| Leadtools.Html.ImageElement | Removed in v19 |
| Leadtools.Xml.XmlNode | Removed in v19 |
| Leadtools.Xml.XmlDocument | Removed in v19 |
New Members
The following members have been added to the existing types:
| Member | Description |
|---|---|
| Leadtools.LeadEvent.Invoke(Object,EventArgs) | Invokes this event with the specified sender and data. |
| Leadtools.ImageProcessingCompletedEventArgs.Create(Leadtools.Html.ImageData,Object) | Initializes a new instance of ImageProcessingCompletedEventArgs with the specified values. |
| Leadtools.ImageProcessingErrorEventArgs | Contains data for the ImageProcessing.Error event. |
| Leadtools.ImageProcessingErrorEventArgs (Constructor) | Initializes a new instance of ImageProcessingErrorEventArgs with default parameters. |
| Leadtools.ImageProcessingErrorEventArgs.Create(Exception) | Creates a new instance of ImageProcessingErrorEventArgs with the specified parameters. |
| Leadtools.ImageProcessingErrorEventArgs.Error | Gets the current image processing error object. |
| Leadtools.ImageProcessing.Error | Occurs when an error occurs when the command is running. |
| Leadtools.ImageProcessing.RunInMainThread | Force running this image processing operation in the current thread. |
| Leadtools.LeadLengthD.ToJSON | Converts this LeadLengthD to a JSON-compatible dictionary object. |
| Leadtools.LeadLengthD.FromJSON(Object) | Converts a JSON-compatible dictionary object to a new LeadLengthD instance. |
| Leadtools.LeadMatrix.ToJSON | Converts this LeadMatrix to a JSON-compatible dictionary object. |
| Leadtools.LeadMatrix.FromJSON(Object) | Converts a JSON-compatible dictionary object to a new LeadMatrix instance. |
| Leadtools.LeadPointD.ToJSON | Converts this LeadPointD to a JSON-compatible dictionary object. |
| Leadtools.LeadPointD.FromJSON(Object) | Converts a JSON-compatible dictionary object to a new LeadPointD instance. |
| Leadtools.LeadRectD.ToJSON | Converts this LeadRectD to a JSON-compatible dictionary object. |
| Leadtools.LeadRectD.FromJSON(Object) | Converts a JSON-compatible dictionary object to a new LeadRectD instance. |
| Leadtools.LeadSizeD.ToJSON | Converts this LeadSizeD to a JSON-compatible dictionary object. |
| Leadtools.LeadSizeD.FromJSON(Object) | Converts a JSON-compatible dictionary object to a new LeadSizeD instance. |
| Leadtools.ImageLoaderUrlMode | Specifies the mode by which the Image or XML will be loaded. |
| Leadtools.ImageLoaderUrlMode.ImageUrl | The typical way to load an HTML Image Element, by setting the Url to the src attribute of the element. |
| Leadtools.ImageLoaderUrlMode.AjaxDataUrl | Use an XMLHttpRequest to load the image or SVG as binary data. |
| Leadtools.ImageLoaderUrlMode.AjaxXml | Use an XMLHttpRequest to load the image or SVG directly. |
| Leadtools.ImageLoaderPreRunEventArgs | Provides data for the PreRun event. |
| Leadtools.ImageLoaderPreRunEventArgs (Constructor) | Initializes a new ImageLoaderPreRunEventArgs object. |
| Leadtools.ImageLoaderPreRunEventArgs.Cancel | Indicates whether or not to cancel the image load. |
| Leadtools.ImageLoaderAjaxOptions | Provides options for use with an ImageLoader AJAX load. |
| Leadtools.ImageLoaderAjaxOptions (Constructor) | Initializes a new ImageLoaderAjaxOptions object. |
| Leadtools.ImageLoaderAjaxOptions.Headers | A dictionary of key-value headers for the XMLHttpRequest. |
| Leadtools.ImageLoaderAjaxOptions.Method | The AJAX method to use for the XMLHTTPRequest (GET or POST), case-insensitive. |
| Leadtools.ImageLoaderAjaxOptions.PostData | Serialized data to send with the POST request. |
| Leadtools.ImageLoader | Loads an HTML, SVG, or other XML element from a URL. |
| Leadtools.ImageLoader (Constructor) | Initializes a new ImageLoader. |
| Leadtools.ImageLoader.Abort | Aborts the current ImageLoader, guaranteeing that callbacks for Done, Fail, or Always will not be run. |
| Leadtools.ImageLoader.Dispose | Clears the ImageLoader instance. |
| Leadtools.ImageLoader.Run | Runs the ImageLoader. |
| Leadtools.ImageLoader.PreRun | Occurs when the Run method is called, sending out ImageLoaderPreRunEventArgs. |
| Leadtools.ImageLoader.Done | Occurs when the image has loaded successfully. |
| Leadtools.ImageLoader.Fail | Occurs when the image has failed to load. |
| Leadtools.ImageLoader.Always | Occurs after either the Done or Fail event handlers have fired. |
| Leadtools.ImageLoader.UrlMode | Represents the type of loading that will occur when Run is called. |
| Leadtools.ImageLoader.Tag | A reference object to distinguish ImageLoader instances. |
| Leadtools.ImageLoader.Element | The loaded element when Run is successful. |
| Leadtools.ImageLoader.IsHTMLImageElement | Gets a boolean indicating if Element exists and is an HTML Image Element, specifically. |
| Leadtools.ImageLoader.Width | The width of the successfully loaded Element. |
| Leadtools.ImageLoader.Height | The height of the successfully loaded Element. |
| Leadtools.ImageLoader.Error | An error describing the reason for the image load failure from Run. |
| Leadtools.ImageLoader.IsWorking | A boolean indicating whether the ImageLoader is trying to load an image. |
| Leadtools.ImageLoader.AjaxOptions | An ImageLoaderAjaxOptions object to use when loading an image via AJAX. |
| Leadtools.ImageLoader.Url | The URL to load for the image. |
| Leadtools.ImageLoader.ImagesHolder | The HTML Element to use for temporary image loading, when necessary. |
| Leadtools.ImageLoader.CanRun | Indicates whether the ImageLoader instance can be run. |
| Leadtools.LTBrowser.Edge | Microsoft Edge |
| Leadtools.LTHelper.LicenseDirectory | The server directory path where LEADTOOLS looks for the license file. |
| Leadtools.LTHelper.SupportsHTMLPointerEvents | Gets or sets a value indicating whether the current browser supports the CSS rule pointer-events for HTML elements. |
| Leadtools.LTHelper.SupportsCSSTransitions | Gets or sets a value indicating whether the current browser supports CSS3 Transitions, either through the normal transition rule or a vendor prefix such as webkitTransition/webkit-transition. |
| Leadtools.LTHelper.SupportsFileReader | Gets or sets a value indicating whether the current browser supports the File/FileReader API, including the File, FileReader, URL, and Blob objects. |
| Leadtools.LTHelper.HasClass(Leadtools.Html.Element,String) | Checks an HTML or SVG element for the given class string. |
| Leadtools.LTHelper.RemoveClass(Leadtools.Html.Element,String) | Removes the specified class string from the HTML or SVG element's current class list. |
| Leadtools.LTHelper.AddClass(Leadtools.Html.Element,String) | Adds the specified class string to the HTML or SVG element's current class list. |
| Leadtools.LTHelper.Base64EncodeFromArrayBuffer(Object) | Encodes an array buffer as Base 64 and returns the result. |
| Leadtools.LTHelper.Base64DecodeToArrayBuffer(String) | Decodes a Base 64 encoded string and returns the result as an array buffer. |
| Leadtools.LTHelper.Base64DecodeToByteArray(String) | Decodes a Base 64 encoded string and returns the result as a byte array. |
Version Changes: 17.5 to 18
New Members
The following members have been added to the existing types:
| Member | Description |
|---|---|
| Leadtools.NotifyLeadCollectionChangedAction | Describes the action that caused a CollectionChanged event. |
| Leadtools.NotifyLeadCollectionChangedAction.Add | One or more items were added to the collection. |
| Leadtools.NotifyLeadCollectionChangedAction.Remove | One or more items were removed from the collection. |
| Leadtools.NotifyLeadCollectionChangedAction.Replace | One or more items were replaced in the collection. |
| Leadtools.NotifyLeadCollectionChangedAction.Move | One or more items were moved within the collection. |
| Leadtools.NotifyLeadCollectionChangedAction.Reset | The content of the collection changed dramatically. |
| Leadtools.NotifyLeadCollectionChangedEventArgs | Provides data for the CollectionChanged event. |
| Leadtools.LeadEventArgs.AddToEvent(Object,String,Delegate) | Adds a handler to an event. |
| Leadtools.LeadEventArgs.RemoveFromEvent(Object,String,Delegate) | Removes a handler from an event. |
| Leadtools.NotifyLeadCollectionChangedEventArgs (Constructor) | Initializes a new NotifyLeadCollectionChangedEventArgs object. |
| Leadtools.NotifyLeadCollectionChangedEventArgs.Create(Leadtools.NotifyLeadCollectionChangedAction) | Creates a new instance of NotifyLeadCollectionChangedEventArgs with the specified action. |
| Leadtools.NotifyLeadCollectionChangedEventArgs.CreateMove(Int32,Int32) | Creates a new instance of NotifyLeadCollectionChangedEventArgs for a move operation. |
| Leadtools.NotifyLeadCollectionChangedEventArgs.CreateRemove(Int32) | Creates a new instance of NotifyLeadCollectionChangedEventArgs for a remove operation. |
| Leadtools.NotifyLeadCollectionChangedEventArgs.CreateReplace(Int32) | Creates a new instance of NotifyLeadCollectionChangedEventArgs for a replace operation. |
| Leadtools.NotifyLeadCollectionChangedEventArgs.Action | Gets the action that caused the event. |
| Leadtools.NotifyLeadCollectionChangedEventArgs.NewItems | Gets the list of new items involved in the change. |
| Leadtools.NotifyLeadCollectionChangedEventArgs.OldItems | Gets the list of old items involved in the change. |
| Leadtools.NotifyLeadCollectionChangedEventArgs.NewStartingIndex | Gets the 0-based index at which the change occurred. |
| Leadtools.NotifyLeadCollectionChangedEventArgs.OldStartingIndex | Gets the 0-based index at which a Move, Remove, or Replace action occurred. |
| Leadtools.LeadCollection | Represents a dynamic data collection that provides notifications when items get added, removed, or when the whole list is refreshed. |
| Leadtools.LeadCollection.ToArray | Gets an array of the items in this collection. |
| Leadtools.LeadCollection (Constructor) | Initializes a new empty instance of the LeadCollection class. |
| Leadtools.LeadCollection.Clear | Removes all items from the LeadCollection. |
| Leadtools.LeadCollection.Remove(Object) | Removes the first occurrence of a specific object from the LeadCollection. |
| Leadtools.LeadCollection.Add(Object) | Adds an object to the end of the LeadCollection. |
| Leadtools.LeadCollection.Contains(Object) | Determines whether an item is in the LeadCollection. |
| Leadtools.LeadCollection.InsertItem(Int32,Object) | Inserts an item into the LeadCollection at the specified index. |
| Leadtools.LeadCollection.Insert(Int32,Object) | Inserts an item into the LeadCollection at the specified index. |
| Leadtools.LeadCollection.Move(Int32,Int32) | Moves the item at the specified index to a new location in the collection. |
| Leadtools.LeadCollection.MoveItem(Int32,Int32) | Moves the item at the specified index to a new location in the collection. |
| Leadtools.LeadCollection.OnCollectionChanged(Leadtools.NotifyLeadCollectionChangedEventArgs) | Raises the CollectionChanged event with the provided arguments. |
| Leadtools.LeadCollection.RemoveAt(Int32) |
Removes the item at the specified index of the LeadCollection. |
| Leadtools.LeadCollection.RemoveItem(Int32) | Removes the item at the specified index of the collection. |
| Leadtools.LeadCollection.SetItem(Int32,Object) | Replaces the item at the specified index. |
| Leadtools.LeadCollection.ClearItems | Removes all items from the collection. |
| Leadtools.LeadCollection.IndexOf(Object) | Searches for the specified object and returns the 0-based index of the first occurrence within the entire LeadCollection. |
| Leadtools.LeadCollection.Count | Gets the number of items contained in the LeadCollection. |
| Leadtools.LeadCollection.Item(Int32) | Gets or sets the item at the specified index. |
| Leadtools.LeadCollection.CollectionChanged | Occurs when an item is added, removed, changed, moved, or the entire list is refreshed. |
| Leadtools.LeadEvent | LEADTOOLS support for JavaScript events. |
| Leadtools.LeadEvent.Create(Object,String) | Creates a new LeadEvent object. |
| Leadtools.LeadEvent.Invoke(Object,Leadtools.LeadEventArgs) | Invokes this event with the specified sender and data. |
| Leadtools.ImageProcessingProgressEventArgs | Contains data for the ImageProcessing.Progress event. |
| Leadtools.ImageProcessingProgressEventArgs (Constructor) | Initializes a new instance of ImageProcessingProgressEventArgs with default parameters. |
| Leadtools.ImageProcessingProgressEventArgs.Create(Int32) | Creates a new instance of ImageProcessingProgressEventArgs with the specified parameters. |
| Leadtools.ImageProcessingProgressEventArgs.Percentage | Gets the current image processing completion percentage. |
| Leadtools.ImageProcessingProgressEventArgs.Cancel | Gets or sets a value that indicate whether to abort the current image processing operation. |
| Leadtools.ImageProcessingCompletedEventArgs | Contains data for the ImageProcessing.Completed event. |
| Leadtools.ImageProcessingCompletedEventArgs (Constructor) | Initializes a new instance of ImageProcessingCompletedEventArgs. |
| Leadtools.ImageProcessingCompletedEventArgs.ImageData | Gets the result HTML5 canvas image data. |
| Leadtools.ImageProcessingCompletedEventArgs.Results | Gets a dictionary that contains the extra results. |
| Leadtools.ImageProcessing | Provides support for image processing on a HTML5 ImageData. |
| Leadtools.ImageProcessing (Constructor) | Initializes a new instance of ImageProcessing. |
| Leadtools.ImageProcessing.Abort | Abort the current image processing. |
| Leadtools.ImageProcessing.Run | Run the current image processing. |
| Leadtools.ImageProcessing.JSFilePath | Gets or sets the path to JavaScript file containing the image processing functions to use. |
| Leadtools.ImageProcessing.Command | Gets or sets the name of the image processing command to run. |
| Leadtools.ImageProcessing.ImageData | Gets or sets the source HTML5 canvas image data. |
| Leadtools.ImageProcessing.Arguments | Get the dictionary to add the arguments for the current image processing command to. |
| Leadtools.ImageProcessing.Progress | Occurs while the command is running to provide progress report. |
| Leadtools.ImageProcessing.Completed | Occurs when the command finishes running. |
| Leadtools.ImageProcessing.IsRunning | Gets a value that indicate whether the image processing command is currently running. |
| Leadtools.LTHelper.SupportsWebWorker | Gets or sets a value indicating whether the current browser supports HTML 5 Web Workers. |
| Leadtools.LTHelper.LoadJS(String,Action) | Helper method to dynamically load a JS file and add it to the script section of the current document. |
| Leadtools.LTHelper.RemoveJS(String) | Helper method to dynamically remove a JS file previously loaded from the script section of the current document. |
| Leadtools.LTHelper.EnsureUsableCanvas(Leadtools.Html.CanvasElement) | Helper method to ensure that a canvas of a given size is usable. |
Version Changes: 17 to 17.5
New JavaScript Library
The following library has been added to LEADTOOLS For .NET v17.5:
| Namespace | Description |
|---|---|
| Leadtools JavaScript | Provides objects and functions that define the basic primitives, enable image transformations, and support various browsers and operating systems. |
