android hollowout drawable

镂空遮罩图层库是为了适配网易云Video的封面时看到有一层图层，且转角还画了线，没有找到好的方案就自己写成了库

Notes: library use 'androidx.palette:palette-ktx'

Including in your project

repositories add mavenCentral()

implementation "com.xuie0000:hollowout.drawable:1.0.5"

Usage

support AppCompatImageView&ShapeableImageView hollow out drawable

<com.xuie0000.hollowout.drawable.HollowOutImageView
    android:id="@+id/image"
    android:layout_width="match_parent"
    android:layout_height="160dp"
    android:scaleType="centerCrop"
    app:hollow_out_padding="18dp"
    app:hollow_out_shape="round_corner"
    app:layout_constraintTop_toTopOf="parent" />

<com.xuie0000.hollowout.drawable.HollowOutShapeableImageView
    android:id="@+id/image"
    android:layout_width="match_parent"
    android:layout_height="160dp"
    android:scaleType="centerCrop"
    app:hollow_out_padding="18dp"
    app:hollow_out_shape="round_corner"
    app:layout_constraintTop_toTopOf="parent"
    app:shapeAppearanceOverlay="@style/roundedCornerStyle" />

if you load net-image, need disable hardware function

binding.image.load(url) {
  allowHardware(false)
}

属性介绍

Attribute	Type	Default	Description
hollow_out_padding	dimension	40dp	padding to view side
hollow_out_paddingStart	dimension		start/left padding to view side
hollow_out_paddingTop	dimension		top padding to view side
hollow_out_paddingEnd	dimension		end/right padding to view side
hollow_out_paddingBottom	dimension		bottom padding to view side
hollow_out_shape	enum	round_corner	shapes, include round_corner,circle,oval,rectangle
hollow_out_color	color	null	if the color exist, will replace blur image
hollow_out_roundCorner	dimension	10dp	round corner radius
hollow_out_roundCornerStroke	dimension		round corner stroke width
hollow_out_roundCornerColor	color	10dp	round corner stroke color

References

https://zhuanlan.zhihu.com/p/329825945 https://xuie0000.com/post/2021-06-18-netease-10-hollowout-drawable.html