129 lines
5.2 KiB
C#
129 lines
5.2 KiB
C#
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using System.Windows.Controls;
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// ReSharper disable once CheckNamespace
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namespace WPFluent.Controls;
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/// <summary>
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/// Represents an image with additional properties for Borders and Rounded corners
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/// </summary>
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public class Image : Control
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{
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/// <summary>
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/// Identifies the <see cref="CornerRadius"/> dependency property.
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/// </summary>
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public static readonly DependencyProperty CornerRadiusProperty = DependencyProperty.Register(
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nameof(CornerRadius),
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typeof(CornerRadius),
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typeof(Image),
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new PropertyMetadata(new CornerRadius(0), new PropertyChangedCallback(OnCornerRadiusChanged)));
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/// <summary>
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/// Identifies the <see cref="InnerCornerRadius"/> dependency property.
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/// </summary>
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public static readonly DependencyPropertyKey InnerCornerRadiusPropertyKey =
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DependencyProperty.RegisterReadOnly(
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nameof(InnerCornerRadius),
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typeof(CornerRadius),
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typeof(Image),
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new PropertyMetadata(new CornerRadius(0)));
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/// <summary>
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/// Identifies the <see cref="InnerCornerRadius"/> dependency property.
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/// </summary>
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public static readonly DependencyProperty InnerCornerRadiusProperty =
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InnerCornerRadiusPropertyKey.DependencyProperty;
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/// <summary>
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/// Identifies the <see cref="Source"/> dependency property.
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/// </summary>
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public static readonly DependencyProperty SourceProperty = DependencyProperty.Register(
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nameof(Source),
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typeof(ImageSource),
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typeof(Image),
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new FrameworkPropertyMetadata(
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null,
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FrameworkPropertyMetadataOptions.AffectsMeasure | FrameworkPropertyMetadataOptions.AffectsRender,
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null,
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null),
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null);
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/// <summary>
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/// Identifies the <see cref="StretchDirection"/> dependency property.
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/// </summary>
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public static readonly DependencyProperty StretchDirectionProperty = DependencyProperty.Register(
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nameof(StretchDirection),
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typeof(StretchDirection),
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typeof(Image),
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new FrameworkPropertyMetadata(
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StretchDirection.Both,
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FrameworkPropertyMetadataOptions.AffectsMeasure | FrameworkPropertyMetadataOptions.AffectsRender),
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null);
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/// <summary>
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/// Identifies the <see cref="Stretch"/> dependency property.
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/// </summary>
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/// <seealso cref="Viewbox.Stretch"/>
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public static readonly DependencyProperty StretchProperty = DependencyProperty.Register(
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nameof(Stretch),
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typeof(Stretch),
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typeof(Image),
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new FrameworkPropertyMetadata(
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Stretch.Uniform,
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FrameworkPropertyMetadataOptions.AffectsMeasure | FrameworkPropertyMetadataOptions.AffectsRender),
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null);
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private static void OnCornerRadiusChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
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{
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var thickness = (Thickness)d.GetValue(BorderThicknessProperty);
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var outerRarius = (CornerRadius)e.NewValue;
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// Inner radius = Outer radius - thickenss/2
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d.SetValue(
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InnerCornerRadiusPropertyKey,
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new CornerRadius(
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topLeft: Math.Max(0, (int)Math.Round(outerRarius.TopLeft - thickness.Left / 2, 0)),
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topRight: Math.Max(0, (int)Math.Round(outerRarius.TopRight - thickness.Top / 2, 0)),
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bottomRight: Math.Max(0, (int)Math.Round(outerRarius.BottomRight - thickness.Right / 2, 0)),
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bottomLeft: Math.Max(0, (int)Math.Round(outerRarius.BottomLeft - thickness.Bottom / 2, 0))));
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}
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/// <summary>
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/// Gets the CornerRadius for the inner image's Mask.
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/// </summary>
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internal CornerRadius InnerCornerRadius => (CornerRadius)GetValue(InnerCornerRadiusProperty);
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/// <summary>
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/// Gets or sets the CornerRadius property allows users to control the roundness of the corners independently by
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/// setting a radius value for each corner. Radius values that are too large are scaled so that they smoothly blend
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/// from corner to corner.
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/// </summary>
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public CornerRadius CornerRadius
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{
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get => (CornerRadius)GetValue(CornerRadiusProperty);
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set => SetValue(CornerRadiusProperty, value);
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}
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/// <summary>
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/// Gets or sets the Source on this Image. The Source property is the ImageSource that holds the actual image drawn.
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/// </summary>
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public ImageSource Source { get => (ImageSource)GetValue(SourceProperty); set => SetValue(SourceProperty, value); }
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/// <summary>
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/// Gets or sets the Stretch on this Image. The Stretch property determines how large the Image will be drawn.
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/// </summary>
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public Stretch Stretch { get => (Stretch)GetValue(StretchProperty); set => SetValue(StretchProperty, value); }
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/// <summary>
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/// Gets or sets the stretch direction of the Viewbox, which determines the restrictions on scaling that are applied
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/// to the content inside the Viewbox. For instance, this property can be used to prevent the content from being
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/// smaller than its native size or larger than its native size.
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/// </summary>
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public StretchDirection StretchDirection
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{
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get => (StretchDirection)GetValue(StretchDirectionProperty);
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set => SetValue(StretchDirectionProperty, value);
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}
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}
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