Android code Draw corner Mark Offcutview

The effect is as follows:

Code:

<com.andye.OffcutView                android:layout_width= "30DP"                android:layout_height= "30DP"/ >

 Public classOffcutviewextendsView {PrivateString Text = "";//private int textSize =;    Private intRadius=6;  PublicChampionshipoffcutview (Context context) {Super(context); }     PublicChampionshipoffcutview (Context context, AttributeSet attrs) {Super(context, attrs); }     PublicChampionshipoffcutview (context context, AttributeSet attrs,intDefstyle) {        Super(context, attrs, Defstyle); } @SuppressLint ("Drawallocation")    protected voidOnDraw (canvas canvas) {if(text==NULL)        {            return; }        intW = getwidth (), h =getheight (); Paint Paint=NewPaint (); Paint.setantialias (true);        Paint.setstyle (Paint.Style.FILL); Paint.setcolor (Color.argb (255, 69, 112, 234));        Canvas.drawcircle (RADIUS, radius, radius, paint); Path Path=NewPath (); Path.moveto (RADIUS,0); Path.lineto (W,0); Path.lineto (0, h); Path.lineto (0, RADIUS);        Path.close ();        Canvas.drawpath (path, paint);        Canvas.save (); Textpaint Textpaint=NewTextpaint (); Textpaint.setcolor (Color.argb (255, 255, 255, 255)); Textpaint.setantialias (true); Textpaint.settextsize (W/4); floatx, y; Y=w*0.707f; Y= (y*8)/10; X=(float) (-textpaint.measuretext (Text))/2; Canvas.rotate (-45);        Canvas.drawtext (Text, x, Y, textpaint);    Canvas.restore (); }     Public voidSetText (String str) {Text= str==NULL?"": STR;    Invalidate (); }    }