本文整理汇总了C#中System.Windows.Controls.Image.UpdateLayout方法的典型用法代码示例。如果您正苦于以下问题：C# Image.UpdateLayout方法的具体用法？C# Image.UpdateLayout怎么用？C# Image.UpdateLayout使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类System.Windows.Controls.Image的用法示例。
在下文中一共展示了Image.UpdateLayout方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: InsertCanvasPositionedIcons
public Image InsertCanvasPositionedIcons (Canvas FramingCanvas, String IconFileName,
double WidthPercentage, double HeightPercentage,
double ImageWidthPercentage)
{
if (!File.Exists (IconFileName))
return null;
Image IconImage = new Image ();
FramingCanvas.Children.Add (IconImage);
FramingCanvas.UpdateLayout ();
double ActCanvasHeight = FramingCanvas.ActualHeight;
double ActCanvasWidth = FramingCanvas.ActualWidth;
BitmapImage IconBitmap = new BitmapImage ();
IconBitmap.BeginInit ();
IconBitmap.UriSource = new Uri (IconFileName);
IconBitmap.EndInit ();
IconImage.Source = IconBitmap;
IconImage.Width = ActCanvasWidth * ImageWidthPercentage / 100;
IconImage.UpdateLayout ();
double ActIconHeight = IconImage.ActualHeight;
double ActIconWidth = IconImage.ActualWidth;
Canvas.SetTop (IconImage, (((ActCanvasHeight * HeightPercentage) / 100) - (ActIconHeight / 2)));
Canvas.SetLeft (IconImage, (((ActCanvasWidth * WidthPercentage) / 100) - (ActIconWidth / 2)));
return IconImage;
}示例2: InsertCanvasPositionedPicture
public Image InsertCanvasPositionedPicture (Canvas FramingCanvas, String Base64Input,
double LeftPercentage,
double TopPercentage,
double ImageWidthPercentage,
double ImageHeightPercentage)
{
Image PictureImage = new Image ();
FramingCanvas.Children.Add (PictureImage);
FramingCanvas.UpdateLayout ();
double ActCanvasHeight = FramingCanvas.ActualHeight;
double ActCanvasWidth = FramingCanvas.ActualWidth;
byte [] ImageBytes = System.Convert.FromBase64String (Base64Input);
MemoryStream ImageDataStream = new MemoryStream ();
ImageDataStream.Write (ImageBytes, 0, ImageBytes.Length);
ImageDataStream.Seek (0, SeekOrigin.Begin);
BitmapImage DrawingBitmap = new BitmapImage ();
//DrawingBitmap.CacheOption = BitmapCacheOption.OnLoad;
DrawingBitmap.BeginInit ();
DrawingBitmap.StreamSource = ImageDataStream;
DrawingBitmap.EndInit ();
if (ImageWidthPercentage > 0)
{
DrawingBitmap.DecodePixelWidth = (int)(ActCanvasWidth * ImageWidthPercentage / 100);
PictureImage.Width = ActCanvasWidth * ImageWidthPercentage / 100;
}
if (ImageHeightPercentage > 0)
{
DrawingBitmap.DecodePixelHeight = (int)(ActCanvasHeight * ImageHeightPercentage / 100);
PictureImage.Height = ActCanvasHeight * ImageHeightPercentage / 100;
}
PictureImage.Source = DrawingBitmap;
//PictureImage.Width = ActCanvasWidth * ImageWidthPercentage / 100;
PictureImage.UpdateLayout ();
//double ActIconHeight = PictureImage.ActualHeight;
//double ActIconWidth = PictureImage.ActualWidth;
Canvas.SetTop (PictureImage, ((ActCanvasHeight * TopPercentage) / 100));
Canvas.SetLeft (PictureImage, ((ActCanvasWidth * LeftPercentage) / 100));
return PictureImage;
}