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ImageCropper.WPF

WPF图片裁剪控件,移植自 WindowsCommunityToolkit. 用法与UWP版本一样,UWP支持的属性WPF也支持,并额外增加了两个属性,动画实现方式与UWP不一样,有点拉跨,凑合看。

项目结构

  • ImageCropper是控件实现库
  • ImageCropperDemo仅作演示使用

几个说明

  • 设置图片可将WriteableBitmap赋值给Source, 如果想直接从文件路径加载,调用方法 ImageCropper.LoadImageFromFile(string imageFile) 清空图片将Source设为null即可,或者ImageCropper.LoadImageFromFile(null)

  • CropperEnable 是否允许裁剪, false则隐藏裁剪相关显示,单纯显示图片(新增属性)

  • DragImgEnable 是否允许拖动图片(新增属性)

  • CroppedRegion 裁剪区域,最后要知道裁剪区域通过此属性拿

  • 更多请参考UWP使用

示例

xaml:

xmlns:imagecropper="clr-namespace:ImageCropper;assembly=ImageCropper"

<imagecropper:ImageCropper
            x:Name="ImageCropperControl"
            CropShape="Rectangular"
            CropperEnable="True"
            DragImgEnable="True"
            ThumbPlacement="All"/>

xaml.cs:

ImageCropperControl.LoadImageFromFile("sine_wave_omega.jpg"));

Demo

Img

Img

Img

Img

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