Code:
/ 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / fx / src / MIT / System / Web / UI / MobileControls / Design / Util / WbmpConverter.cs / 1305376 / WbmpConverter.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- namespace System.Web.UI.Design.MobileControls.Util { using System; using System.Drawing; using System.Diagnostics; [ System.Security.Permissions.SecurityPermission(System.Security.Permissions.SecurityAction.Demand, Flags=System.Security.Permissions.SecurityPermissionFlag.UnmanagedCode) ] [Obsolete("The System.Web.Mobile.dll assembly has been deprecated and should no longer be used. For information about how to develop ASP.NET mobile applications, see http://go.microsoft.com/fwlink/?LinkId=157231.")] internal class WbmpConverter { private static int ExtractMultiByte(Byte[] buffer, ref int cursor) { int sum = 0; do { sum <<= 7; sum += buffer[cursor] & 0x7F; } while((buffer[cursor++] & 0x80) != 0); return sum; } internal static Bitmap Convert(Byte[] buffer) { try { int cursor = 0; int type = buffer[cursor++]; if(type != 0) { Debug.Fail("Wbmp is not type 0. (Unsupported)"); return null; } int header = buffer[cursor++]; int width = ExtractMultiByte(buffer, ref cursor); int height = ExtractMultiByte(buffer, ref cursor); Bitmap bitmap = new Bitmap(width, height); Byte mask = 0x80; for(int y = 0; y < height; y++) { for(int x = 0; x < width; x++) { if((buffer[cursor] & mask) == 0) { bitmap.SetPixel(x, y, Color.Black); } else { bitmap.SetPixel(x, y, Color.White); } mask >>= 1; if(mask == 0) { mask = 0x80; cursor++; } } // each row starts at the beginning of an octet if(mask != 0x80) { mask = 0x80; cursor++; } } return bitmap; } catch { Debug.Fail("Wbmp file appears to be corrupt."); return null; } } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007.
Link Menu
This book is available now!
Buy at Amazon US or
Buy at Amazon UK
- DateTimeValueSerializer.cs
- ClientSideQueueItem.cs
- Zone.cs
- EditorPartCollection.cs
- HttpContextBase.cs
- XmlDesigner.cs
- HttpPostProtocolImporter.cs
- SqlParameterCollection.cs
- XslAst.cs
- PackageRelationshipSelector.cs
- DateTimeFormatInfoScanner.cs
- Tokenizer.cs
- TextStore.cs
- PrivilegedConfigurationManager.cs
- ButtonPopupAdapter.cs
- MimeFormatter.cs
- PriorityQueue.cs
- NullableFloatSumAggregationOperator.cs
- WindowsFormsHostPropertyMap.cs
- AppSettingsReader.cs
- StackOverflowException.cs
- WarningException.cs
- QueryGenerator.cs
- CollectionConverter.cs
- AttachedPropertyBrowsableForTypeAttribute.cs
- ExpandoObject.cs
- List.cs
- CreateParams.cs
- Configuration.cs
- WebBrowserBase.cs
- Compilation.cs
- Keywords.cs
- SectionInput.cs
- NativeMethods.cs
- DefaultPrintController.cs
- CodeSubDirectoriesCollection.cs
- MULTI_QI.cs
- HeaderUtility.cs
- HttpAsyncResult.cs
- SchemaTableColumn.cs
- VisualCollection.cs
- PersonalizablePropertyEntry.cs
- CustomValidator.cs
- UpdateCompiler.cs
- TrustSection.cs
- RuntimeArgumentHandle.cs
- RouteItem.cs
- ScrollContentPresenter.cs
- EventDriven.cs
- OleDbSchemaGuid.cs
- SamlNameIdentifierClaimResource.cs
- CodeLabeledStatement.cs
- ProtocolViolationException.cs
- XmlSerializerVersionAttribute.cs
- DiagnosticTrace.cs
- RequestDescription.cs
- StatusBarPanelClickEvent.cs
- WebControlAdapter.cs
- EventHandlersStore.cs
- WeakReference.cs
- PageContentCollection.cs
- DetailsViewInsertedEventArgs.cs
- ServiceNameCollection.cs
- SizeKeyFrameCollection.cs
- BaseParaClient.cs
- ExtendedPropertyCollection.cs
- QueryContinueDragEventArgs.cs
- EncoderExceptionFallback.cs
- FunctionCommandText.cs
- arabicshape.cs
- TargetFrameworkUtil.cs
- LinearGradientBrush.cs
- PrintingPermission.cs
- SoapInteropTypes.cs
- DataSetUtil.cs
- CompModSwitches.cs
- ToolStripSplitButton.cs
- MappingException.cs
- DataGridSortCommandEventArgs.cs
- OpenTypeMethods.cs
- EventBindingService.cs
- MembershipUser.cs
- DeclarationUpdate.cs
- HandleExceptionArgs.cs
- LinkConverter.cs
- BitmapMetadataEnumerator.cs
- XmlTextWriter.cs
- StandardToolWindows.cs
- HtmlDocument.cs
- COMException.cs
- TabControlAutomationPeer.cs
- BoundField.cs
- PageParserFilter.cs
- MembershipUser.cs
- DrawingContextDrawingContextWalker.cs
- FloaterBaseParaClient.cs
- MultitargetUtil.cs
- PropertyChangedEventManager.cs
- smtpconnection.cs
- ToolStripDropDownClosingEventArgs.cs