Android 2D Graphics知识点总结如下:
基本操作
- translate和rotate;
- save与restore、saveLayer与restoreToCount;
- 阴影ShadowLayer;
PorterDuffXfermode
参考文章:
km.oa.com/group/30595…
www.jianshu.com/p/d11892bbe…
www.jcodecraeer.com/a/anzhuokai…
着色器Shader
参考文章:
Matrix
Path
文本绘制
参考文章:
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
这部分大家网上查一下即可。