Fix 1
This commit is contained in:
@@ -0,0 +1,127 @@
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<ResourceDictionary
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xmlns="https://github.com/avaloniaui"
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xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
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xmlns:controls="using:Toolkit.UI.Controls.Avalonia">
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<ResourceDictionary.ThemeDictionaries>
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<ResourceDictionary x:Key="Light">
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<StaticResource x:Key="ContentCropperThumbBackground" ResourceKey="AccentFillColorDefaultBrush" />
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<StaticResource x:Key="ContentCropperThumbBrush" ResourceKey="ControlElevationBorderBrush" />
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<StaticResource x:Key="ContentCropperOuterThumbBackground" ResourceKey="ControlSolidFillColorDefaultBrush" />
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</ResourceDictionary>
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<ResourceDictionary x:Key="Dark">
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<StaticResource x:Key="ContentCropperThumbBackground" ResourceKey="AccentFillColorDefaultBrush" />
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<StaticResource x:Key="ContentCropperThumbBrush" ResourceKey="ControlElevationBorderBrush" />
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<StaticResource x:Key="ContentCropperOuterThumbBackground" ResourceKey="ControlSolidFillColorDefaultBrush" />
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</ResourceDictionary>
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</ResourceDictionary.ThemeDictionaries>
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<CornerRadius x:Key="ContentCropperThumbCornerRadius">10</CornerRadius>
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<x:Double x:Key="ContentCropperInnerThumbWidth">12</x:Double>
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<x:Double x:Key="ContentCropperInnerThumbHeight">12</x:Double>
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<x:Double x:Key="ContentCropperThumbWidth">18</x:Double>
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<x:Double x:Key="ContentCropperThumbHeight">18</x:Double>
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<ControlTheme x:Key="ContentCropperThumbStyle" TargetType="Thumb">
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<Setter Property="BorderThickness" Value="1" />
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<Setter Property="Background" Value="{DynamicResource ContentCropperThumbBackground}" />
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<Setter Property="BorderBrush" Value="{DynamicResource ContentCropperThumbBrush}" />
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<Setter Property="ClipToBounds" Value="False" />
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<Setter Property="Template">
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<Setter.Value>
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<ControlTemplate>
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<Border
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Margin="-2"
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Background="{DynamicResource ContentCropperOuterThumbBackground}"
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BorderBrush="{TemplateBinding BorderBrush}"
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BorderThickness="{TemplateBinding BorderThickness}"
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CornerRadius="{DynamicResource ContentCropperOuterThumbCornerRadius}">
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<Ellipse
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Name="InnerThumb"
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Width="{DynamicResource ContentCropperInnerThumbWidth}"
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Height="{DynamicResource ContentCropperInnerThumbHeight}"
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Fill="{TemplateBinding Background}"
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RenderTransform="scaleX(0.86) scaleY(0.86)">
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<Ellipse.Transitions>
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<Transitions>
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<TransformOperationsTransition
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Easing="0,0 0,1"
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Property="RenderTransform"
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Duration="00:00:00.167" />
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</Transitions>
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</Ellipse.Transitions>
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</Ellipse>
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</Border>
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</ControlTemplate>
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</Setter.Value>
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</Setter>
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<Style Selector="^:pointerover /template/ Ellipse#InnerThumb">
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<Setter Property="RenderTransform" Value="scaleX(1.167) scaleY(1.167)" />
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</Style>
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<Style Selector="^:pressed /template/ Ellipse#InnerThumb">
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<Setter Property="RenderTransform" Value="scaleX(0.71) scaleY(0.71)" />
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</Style>
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<Style Selector="^:disabled /template/ Ellipse#InnerThumb">
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<Setter Property="RenderTransform" Value="scaleX(1.167) scaleY(1.167)" />
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</Style>
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</ControlTheme>
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<ControlTheme x:Key="{x:Type ContentCropper}" TargetType="ContentCropper">
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<Setter Property="Template">
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<ControlTemplate>
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<Grid>
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<ZoomBorder
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x:Name="ZoomBorder"
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ClipToBounds="True"
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PanButton="Left">
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<ContentPresenter
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HorizontalContentAlignment="{TemplateBinding HorizontalContentAlignment}"
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VerticalContentAlignment="{TemplateBinding VerticalContentAlignment}"
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Content="{TemplateBinding Content}"
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ContentTemplate="{TemplateBinding ContentTemplate}" />
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</ZoomBorder>
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<Canvas x:Name="Canvas">
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<Rectangle
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x:Name="RectangleLeft"
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Fill="{DynamicResource SmokeFillColorDefaultBrush}"
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UseLayoutRounding="True" />
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<Rectangle
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x:Name="RectangleTop"
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Fill="{DynamicResource SmokeFillColorDefaultBrush}"
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UseLayoutRounding="True" />
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<Rectangle
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x:Name="RectangleRight"
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Fill="{DynamicResource SmokeFillColorDefaultBrush}"
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UseLayoutRounding="True" />
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<Rectangle
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x:Name="RectangleBottom"
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Fill="{DynamicResource SmokeFillColorDefaultBrush}"
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UseLayoutRounding="True" />
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<Border
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x:Name="Border"
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Background="Transparent"
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BorderBrush="Transparent"
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BorderThickness="2"
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Cursor="SizeAll" />
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<Thumb
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x:Name="TopLeftButton"
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Width="{DynamicResource ContentCropperThumbWidth}"
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Height="{DynamicResource ContentCropperThumbHeight}"
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Theme="{StaticResource ContentCropperThumbStyle}" />
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<Thumb
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x:Name="TopRightButton"
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Width="{DynamicResource ContentCropperThumbWidth}"
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Height="{DynamicResource ContentCropperThumbHeight}"
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Theme="{StaticResource ContentCropperThumbStyle}" />
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<Thumb
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x:Name="BottomLeftButton"
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Width="{DynamicResource ContentCropperThumbWidth}"
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Height="{DynamicResource ContentCropperThumbHeight}"
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Theme="{StaticResource ContentCropperThumbStyle}" />
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<Thumb
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x:Name="BottomRightButton"
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Width="{DynamicResource ContentCropperThumbWidth}"
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Height="{DynamicResource ContentCropperThumbHeight}"
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Theme="{StaticResource ContentCropperThumbStyle}" />
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</Canvas>
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</Grid>
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</ControlTemplate>
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</Setter>
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</ControlTheme>
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</ResourceDictionary>
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+99
-121
@@ -1,39 +1,34 @@
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using Avalonia;
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using Avalonia.Controls.Primitives;
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using Avalonia.Controls;
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using Avalonia.Controls.Primitives;
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using Avalonia.Controls.Shapes;
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using Avalonia.Input;
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using Avalonia.Interactivity;
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using Avalonia.Media;
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using Avalonia.Media.Imaging;
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using Avalonia;
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using Avalonia.Controls.Shapes;
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namespace Toolkit.UI.Controls.Avalonia;
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public class ImageCropper :
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TemplatedControl
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public class ContentCropper : ContentControl
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{
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public static readonly StyledProperty<IImage?> CurrentAreaBitmapProperty =
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AvaloniaProperty.Register<ImageCropper, IImage?>(nameof(CurrentAreaBitmap));
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public static readonly StyledProperty<Rect> CurrentRectProperty =
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AvaloniaProperty.Register<ImageCropper, Rect>(nameof(CurrentRect));
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public static readonly StyledProperty<Rect> CropRectangleProperty =
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AvaloniaProperty.Register<ContentCropper, Rect>(nameof(CropRectangle));
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public static readonly StyledProperty<bool> IsRatioScaleProperty =
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AvaloniaProperty.Register<ImageCropper, bool>(nameof(IsRatioScale));
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AvaloniaProperty.Register<ContentCropper, bool>(nameof(IsRatioScale));
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public static readonly StyledProperty<double> RectScaleProperty =
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AvaloniaProperty.Register<ImageCropper, double>(nameof(RectScale), 0.5);
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AvaloniaProperty.Register<ContentCropper, double>(nameof(RectScale), 0.5);
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public static readonly StyledProperty<Size> ScaleSizeProperty =
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AvaloniaProperty.Register<ImageCropper, Size>(nameof(ScaleSize), new Size(2, 1));
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public static readonly StyledProperty<IImage?> SourceProperty =
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AvaloniaProperty.Register<ImageCropper, IImage?>(nameof(Source));
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AvaloniaProperty.Register<ContentCropper, Size>(nameof(ScaleSize), new Size(2, 1));
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private Border? border;
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private Thumb? bottomLeftButton;
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private Thumb? bottomRightButton;
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private Canvas? canvas;
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private double cropHeightRatio;
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private double cropLeftRatio;
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private double cropTopRatio;
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private double cropWidthRatio;
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private bool isDragging;
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private double offsetX;
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private double offsetY;
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@@ -41,25 +36,18 @@ public class ImageCropper :
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private Rectangle? rectangleLeft;
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private Rectangle? rectangleRight;
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private Rectangle? rectangleTop;
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private Thumb? topLeftButton;
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private Thumb? topRightButton;
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static ImageCropper()
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static ContentCropper()
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{
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AffectsRender<ImageCropper>(SourceProperty, RectScaleProperty);
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AffectsRender<ContentCropper>(RectScaleProperty, ContentProperty);
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}
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public IImage? CurrentAreaBitmap
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public Rect CropRectangle
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{
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get => GetValue(CurrentAreaBitmapProperty);
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private set => SetValue(CurrentAreaBitmapProperty, value);
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}
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public Rect CurrentRect
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{
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get => GetValue(CurrentRectProperty);
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private set => SetValue(CurrentRectProperty, value);
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get => GetValue(CropRectangleProperty);
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private set => SetValue(CropRectangleProperty, value);
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}
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public bool IsRatioScale
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@@ -80,12 +68,6 @@ public class ImageCropper :
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set => SetValue(ScaleSizeProperty, value);
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}
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public IImage? Source
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{
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get => GetValue(SourceProperty);
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set => SetValue(SourceProperty, value);
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}
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protected override void OnApplyTemplate(TemplateAppliedEventArgs args)
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{
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base.OnApplyTemplate(args);
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@@ -120,59 +102,85 @@ public class ImageCropper :
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{
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bottomRightButton.DragDelta += OnThumbDragDelta;
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}
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DrawImage();
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}
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protected override void OnLoaded(RoutedEventArgs args)
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{
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base.OnLoaded(args);
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DrawImage();
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InitializeCropRect();
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}
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protected override void OnPropertyChanged(AvaloniaPropertyChangedEventArgs change)
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{
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base.OnPropertyChanged(change);
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if (change.Property == SourceProperty ||
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change.Property == IsRatioScaleProperty ||
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change.Property == RectScaleProperty)
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if (change.Property == IsRatioScaleProperty ||
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change.Property == RectScaleProperty ||
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change.Property == ContentProperty)
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{
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DrawImage();
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InitializeCropRect();
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}
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}
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private void DrawImage()
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protected override void OnSizeChanged(SizeChangedEventArgs args)
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{
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if (canvas is null || Source is not Bitmap bitmap)
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base.OnSizeChanged(args);
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if (canvas is null || border is null)
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{
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return;
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}
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double maxWidth = DesiredSize.Width;
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double maxHeight = DesiredSize.Height;
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double newContentWidth = Bounds.Width;
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double newContentHeight = Bounds.Height;
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double imageWidth = Source.Size.Width;
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double imageHeight = Source.Size.Height;
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canvas.Width = newContentWidth;
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canvas.Height = newContentHeight;
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double scaleFactor = Math.Min(maxWidth / imageWidth, maxHeight / imageHeight);
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double width = imageWidth * scaleFactor;
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double height = imageHeight * scaleFactor;
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// Calculate new positions and sizes based on updated ratios
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double newCropLeft = cropLeftRatio * newContentWidth;
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double newCropTop = cropTopRatio * newContentHeight;
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double newCropWidth = cropWidthRatio * newContentWidth;
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double newCropHeight = cropHeightRatio * newContentHeight;
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// Check if the crop rectangle was resized or moved, and update accordingly
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if (border.Width != newCropWidth || border.Height != newCropHeight)
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{
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border.Width = newCropWidth;
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border.Height = newCropHeight;
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Canvas.SetLeft(border, newCropLeft);
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Canvas.SetTop(border, newCropTop);
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}
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PositionThumbs();
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RenderOverLays();
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}
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private void InitializeCropRect()
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{
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if (canvas is null || Content is not Control content)
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{
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return;
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}
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double maxWidth = Bounds.Width;
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double maxHeight = Bounds.Height;
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double contentWidth = content.Bounds.Width > 0 ? content.Bounds.Width : maxWidth * 0.5;
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double contentHeight = content.Bounds.Height > 0 ? content.Bounds.Height : maxHeight * 0.5;
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double scaleFactor = Math.Min(maxWidth / contentWidth, maxHeight / contentHeight);
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double width = contentWidth * scaleFactor;
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double height = contentHeight * scaleFactor;
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canvas.Width = width;
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canvas.Height = height;
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canvas.Background = new ImageBrush
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{
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Source = bitmap
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};
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UpdatePunchThrough(width, height);
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Render();
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UpdateCropArea(width, height);
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RenderOverLays();
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}
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private void OnBorderPointerMoved(object? sender,
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PointerEventArgs args)
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private void OnBorderPointerMoved(object? sender, PointerEventArgs args)
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{
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if (!isDragging || canvas is null || border is null)
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{
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@@ -187,11 +195,10 @@ public class ImageCropper :
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Canvas.SetTop(border, newY);
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PositionThumbs();
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Render();
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RenderOverLays();
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}
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private void OnBorderPointerPressed(object? sender,
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PointerPressedEventArgs args)
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private void OnBorderPointerPressed(object? sender, PointerPressedEventArgs args)
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{
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if (!isDragging && border is not null)
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{
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@@ -203,8 +210,11 @@ public class ImageCropper :
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}
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}
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private void OnBorderPointerReleased(object? sender,
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PointerReleasedEventArgs args) => isDragging = false;
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private void OnBorderPointerReleased(object? sender, PointerReleasedEventArgs args)
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{
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isDragging = false;
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UpdateCropRatios();
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}
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private void OnThumbDragDelta(object? sender, VectorEventArgs args)
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{
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@@ -226,33 +236,20 @@ public class ImageCropper :
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case "TopLeftButton":
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newWidth = Math.Max(0, border.Width - deltaX);
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newHeight = Math.Max(0, border.Height - deltaY);
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if (newWidth > 0)
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{
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leftPosition += deltaX;
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}
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if (newHeight > 0)
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{
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topPosition += deltaY;
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}
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if (newWidth > 0) leftPosition += deltaX;
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if (newHeight > 0) topPosition += deltaY;
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break;
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case "TopRightButton":
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newWidth = Math.Max(0, border.Width + deltaX);
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newHeight = Math.Max(0, border.Height - deltaY);
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if (newHeight > 0)
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{
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topPosition += deltaY;
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}
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if (newHeight > 0) topPosition += deltaY;
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break;
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case "BottomLeftButton":
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newWidth = Math.Max(0, border.Width - deltaX);
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newHeight = Math.Max(0, border.Height + deltaY);
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if (newWidth > 0)
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{
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leftPosition += deltaX;
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}
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if (newWidth > 0) leftPosition += deltaX;
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break;
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case "BottomRightButton":
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@@ -261,45 +258,16 @@ public class ImageCropper :
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break;
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}
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if (newWidth < 0 || newHeight < 0)
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{
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return;
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}
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if (thumb.Name == "TopLeftButton" || thumb.Name == "BottomLeftButton")
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{
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leftPosition = Math.Max(0, leftPosition);
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if (newWidth > 0)
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{
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newWidth = Math.Max(0, border.Width - (leftPosition - Canvas.GetLeft(border)));
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}
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}
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else if (thumb.Name == "TopRightButton" || thumb.Name == "BottomRightButton")
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{
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newWidth = Math.Min(newWidth, canvas.Width - leftPosition);
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}
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if (thumb.Name == "TopLeftButton" || thumb.Name == "TopRightButton")
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{
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topPosition = Math.Max(0, topPosition);
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if (newHeight > 0)
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{
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newHeight = Math.Max(0, border.Height - (topPosition - Canvas.GetTop(border)));
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}
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}
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else if (thumb.Name == "BottomLeftButton" || thumb.Name == "BottomRightButton")
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{
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newHeight = Math.Min(newHeight, canvas.Height - topPosition);
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}
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border.Width = newWidth;
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border.Height = newHeight;
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Canvas.SetLeft(border, leftPosition);
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Canvas.SetTop(border, topPosition);
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UpdateCropRatios();
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PositionThumbs();
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Render();
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RenderOverLays();
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}
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private void PositionThumbs()
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@@ -340,7 +308,7 @@ public class ImageCropper :
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}
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}
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private void Render()
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private void RenderOverLays()
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{
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if (canvas == null ||
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border == null ||
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@@ -376,11 +344,22 @@ public class ImageCropper :
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Canvas.SetTop(rectangleBottom, bottomY);
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}
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private void UpdatePunchThrough(double width,
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double height)
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private void UpdateCropRatios()
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{
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if (canvas == null ||
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border == null)
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if (canvas == null || border == null)
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{
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return;
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}
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cropLeftRatio = Canvas.GetLeft(border) / canvas.Width;
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cropTopRatio = Canvas.GetTop(border) / canvas.Height;
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cropWidthRatio = border.Width / canvas.Width;
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cropHeightRatio = border.Height / canvas.Height;
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}
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private void UpdateCropArea(double width, double height)
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{
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if (canvas == null || border == null)
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||||
{
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return;
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}
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@@ -420,4 +399,3 @@ public class ImageCropper :
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border.PointerReleased += OnBorderPointerReleased;
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||||
}
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||||
}
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||||
|
||||
@@ -1,115 +0,0 @@
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||||
<ResourceDictionary
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||||
xmlns="https://github.com/avaloniaui"
|
||||
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
|
||||
xmlns:controls="using:Toolkit.UI.Controls.Avalonia">
|
||||
<ResourceDictionary.ThemeDictionaries>
|
||||
<ResourceDictionary x:Key="Light">
|
||||
<StaticResource x:Key="ImageCropperThumbBackground" ResourceKey="AccentFillColorDefaultBrush" />
|
||||
<StaticResource x:Key="ImageCropperThumbBrush" ResourceKey="ControlElevationBorderBrush" />
|
||||
<StaticResource x:Key="ImageCropperOuterThumbBackground" ResourceKey="ControlSolidFillColorDefaultBrush" />
|
||||
</ResourceDictionary>
|
||||
<ResourceDictionary x:Key="Dark">
|
||||
<StaticResource x:Key="ImageCropperThumbBackground" ResourceKey="AccentFillColorDefaultBrush" />
|
||||
<StaticResource x:Key="ImageCropperThumbBrush" ResourceKey="ControlElevationBorderBrush" />
|
||||
<StaticResource x:Key="ImageCropperOuterThumbBackground" ResourceKey="ControlSolidFillColorDefaultBrush" />
|
||||
</ResourceDictionary>
|
||||
</ResourceDictionary.ThemeDictionaries>
|
||||
<CornerRadius x:Key="ImageCropperThumbCornerRadius">10</CornerRadius>
|
||||
<x:Double x:Key="ImageCropperInnerThumbWidth">12</x:Double>
|
||||
<x:Double x:Key="ImageCropperInnerThumbHeight">12</x:Double>
|
||||
<x:Double x:Key="ImageCropperThumbWidth">18</x:Double>
|
||||
<x:Double x:Key="ImageCropperThumbHeight">18</x:Double>
|
||||
<ControlTheme x:Key="ImageCropperThumbStyle" TargetType="Thumb">
|
||||
<Setter Property="BorderThickness" Value="1" />
|
||||
<Setter Property="Background" Value="{DynamicResource ImageCropperThumbBackground}" />
|
||||
<Setter Property="BorderBrush" Value="{DynamicResource ImageCropperThumbBrush}" />
|
||||
<Setter Property="ClipToBounds" Value="False" />
|
||||
<Setter Property="Template">
|
||||
<Setter.Value>
|
||||
<ControlTemplate>
|
||||
<Border
|
||||
Margin="-2"
|
||||
Background="{DynamicResource ImageCropperOuterThumbBackground}"
|
||||
BorderBrush="{TemplateBinding BorderBrush}"
|
||||
BorderThickness="{TemplateBinding BorderThickness}"
|
||||
CornerRadius="{DynamicResource ImageCropperOuterThumbCornerRadius}">
|
||||
<Ellipse
|
||||
Name="InnerThumb"
|
||||
Width="{DynamicResource ImageCropperInnerThumbWidth}"
|
||||
Height="{DynamicResource ImageCropperInnerThumbHeight}"
|
||||
Fill="{TemplateBinding Background}"
|
||||
RenderTransform="scaleX(0.86) scaleY(0.86)">
|
||||
<Ellipse.Transitions>
|
||||
<Transitions>
|
||||
<TransformOperationsTransition
|
||||
Easing="0,0 0,1"
|
||||
Property="RenderTransform"
|
||||
Duration="00:00:00.167" />
|
||||
</Transitions>
|
||||
</Ellipse.Transitions>
|
||||
</Ellipse>
|
||||
</Border>
|
||||
</ControlTemplate>
|
||||
</Setter.Value>
|
||||
</Setter>
|
||||
<Style Selector="^:pointerover /template/ Ellipse#InnerThumb">
|
||||
<Setter Property="RenderTransform" Value="scaleX(1.167) scaleY(1.167)" />
|
||||
</Style>
|
||||
<Style Selector="^:pressed /template/ Ellipse#InnerThumb">
|
||||
<Setter Property="RenderTransform" Value="scaleX(0.71) scaleY(0.71)" />
|
||||
</Style>
|
||||
<Style Selector="^:disabled /template/ Ellipse#InnerThumb">
|
||||
<Setter Property="RenderTransform" Value="scaleX(1.167) scaleY(1.167)" />
|
||||
</Style>
|
||||
</ControlTheme>
|
||||
<ControlTheme x:Key="{x:Type ImageCropper}" TargetType="ImageCropper">
|
||||
<Setter Property="Template">
|
||||
<ControlTemplate>
|
||||
<Canvas x:Name="Canvas">
|
||||
<Rectangle
|
||||
x:Name="RectangleLeft"
|
||||
Fill="{DynamicResource SmokeFillColorDefaultBrush}"
|
||||
UseLayoutRounding="True" />
|
||||
<Rectangle
|
||||
x:Name="RectangleTop"
|
||||
Fill="{DynamicResource SmokeFillColorDefaultBrush}"
|
||||
UseLayoutRounding="True" />
|
||||
<Rectangle
|
||||
x:Name="RectangleRight"
|
||||
Fill="{DynamicResource SmokeFillColorDefaultBrush}"
|
||||
UseLayoutRounding="True" />
|
||||
<Rectangle
|
||||
x:Name="RectangleBottom"
|
||||
Fill="{DynamicResource SmokeFillColorDefaultBrush}"
|
||||
UseLayoutRounding="True" />
|
||||
<Border
|
||||
x:Name="Border"
|
||||
Background="Transparent"
|
||||
BorderBrush="Transparent"
|
||||
BorderThickness="2"
|
||||
Cursor="SizeAll" />
|
||||
<Thumb
|
||||
x:Name="TopLeftButton"
|
||||
Width="{DynamicResource ImageCropperThumbWidth}"
|
||||
Height="{DynamicResource ImageCropperThumbHeight}"
|
||||
Theme="{StaticResource ImageCropperThumbStyle}" />
|
||||
<Thumb
|
||||
x:Name="TopRightButton"
|
||||
Width="{DynamicResource ImageCropperThumbWidth}"
|
||||
Height="{DynamicResource ImageCropperThumbHeight}"
|
||||
Theme="{StaticResource ImageCropperThumbStyle}" />
|
||||
<Thumb
|
||||
x:Name="BottomLeftButton"
|
||||
Width="{DynamicResource ImageCropperThumbWidth}"
|
||||
Height="{DynamicResource ImageCropperThumbHeight}"
|
||||
Theme="{StaticResource ImageCropperThumbStyle}" />
|
||||
<Thumb
|
||||
x:Name="BottomRightButton"
|
||||
Width="{DynamicResource ImageCropperThumbWidth}"
|
||||
Height="{DynamicResource ImageCropperThumbHeight}"
|
||||
Theme="{StaticResource ImageCropperThumbStyle}" />
|
||||
</Canvas>
|
||||
</ControlTemplate>
|
||||
</Setter>
|
||||
</ControlTheme>
|
||||
</ResourceDictionary>
|
||||
@@ -66,7 +66,7 @@
|
||||
<MergeResourceInclude Source="../Overflow/Overflow.axaml" />
|
||||
<MergeResourceInclude Source="../ContentBadge/ContentBadge.axaml" />
|
||||
<MergeResourceInclude Source="../TabStrip/TabStrip.axaml" />
|
||||
<MergeResourceInclude Source="../ImageCropper/ImageCropper.axaml" />
|
||||
<MergeResourceInclude Source="../ContentCropper/ContentCropper.axaml" />
|
||||
<MergeResourceInclude Source="../ContentCard/ContentCard.axaml" />
|
||||
<MergeResourceInclude Source="../TaskDialog/TaskDialog.axaml" />
|
||||
<MergeResourceInclude Source="../ContentColorPicker/ContentColorPicker.axaml" />
|
||||
|
||||
Reference in New Issue
Block a user