Android 2D Graphics总结

Android 2D Graphics知识点总结以下:html

image

基本操做

  • translate和rotate;
  • save与restore、saveLayer与restoreToCount;
  • 阴影ShadowLayer;

PorterDuffXfermode

参考文章:android

km.oa.com/group/30595…
www.jianshu.com/p/d11892bbe…
www.jcodecraeer.com/a/anzhuokai…spring

着色器Shader

参考文章:canvas

km.oa.com/group/30595….net

Matrix

Path

文本绘制

参考文章:rest

mp.weixin.qq.com/s/XFJK38NTe…code

过滤

  • rgb过滤 ColorFilter ,ColorMatrixFilter,PorterDuffColorFilter,LightingColorFilter blog.csdn.net/allen315410…
  • alpha过滤 MaskFilter,BlurMaskFilter,EmbossMaskFilter
    blog.csdn.net/iispring/ar…
  • DrawFilter:PaintFlagsDrawFilter
    设置cavas抗锯齿 canvas.setDrawFilter(new PaintFlagsDrawFilter(0, Paint.ANTI_ALIAS_FLAG | Paint.FILTER_BITMAP_FLAG));

Clip与Region

这部分你们网上查一下便可。cdn

个人相关文章参考
PorterDuffXfermode误区总结
Android着色器Shader使用误区htm

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