private static void OnImageWidthChanged(DependencyObject d, DependencyPropertyChangedEventArgs e) { ImageScaler s = (ImageScaler)d; var doub = e.NewValue as double?; if (!doub.IsRealNumber() || !s.ImageHeight.IsRealNumber()) { return; } if (!s.scaleHeight || !s.linkedScale) { return; } if (e.NewValue == null || e.OldValue == null) { return; } s.scaleWidth = false; double sizeFactor = (double)e.NewValue / (double)e.OldValue; double newHeight = sizeFactor * s.ImageHeight.Value; s.ImageHeight = newHeight; s.scaleWidth = true; }
private static void OnImageChanged(DependencyObject d, DependencyPropertyChangedEventArgs e) { ImageScaler s = (ImageScaler)d; if (e.NewValue == null) { Reset(s); return; } Image help = new Image(); help.Source = (ImageSource)e.NewValue; try { s.scaleHeight = false; s.scaleWidth = false; BitmapSource SourceData = (BitmapSource)help.Source; s.ImageWidth = SourceData.PixelWidth; s.ImageHeight = SourceData.PixelHeight; s._originalSize = new Size(SourceData.PixelWidth, SourceData.PixelHeight); s.border1.BorderBrush = s.border2.BorderBrush = Brushes.DarkGray; s.noimage.Visibility = Visibility.Hidden; } catch { Reset(s); } finally { s.scaleHeight = true; s.scaleWidth = true; } }
private static void Reset(ImageScaler s) { s.ImageWidth = null; s.ImageHeight = null; s.border1.BorderBrush = s.border2.BorderBrush = new SolidColorBrush(DiverseUtilities.ColorFromString("#FF283266")); s.noimage.Visibility = Visibility.Visible; }
private static void OnStringListChanged(DependencyObject d, DependencyPropertyChangedEventArgs e) { ImageScaler s = (ImageScaler)d; if (e.NewValue == null) { return; } s.Watermark = ((ImageScalerTranslations)e.NewValue).DoubleClick; }
private static void LineColorChanged(DependencyObject d, DependencyPropertyChangedEventArgs e) { ImageScaler scal = (ImageScaler)d; Color col = (Color)e.NewValue; col.A = 0; LinearGradientBrush br = new LinearGradientBrush((Color)e.NewValue, col, new Point(0, 0), new Point(1, 1)); scal.trenner.Stroke = br; }
private static void OnScaleModeChanged(DependencyObject d, DependencyPropertyChangedEventArgs e) { ImageScaler s = (ImageScaler)d; s.comboBorder.Visibility = (bool)e.NewValue ? Visibility.Visible : Visibility.Hidden; }