mistarA

package com.example.customviewhandson.customviews;

import android.animation.PropertyValuesHolder;
import android.animation.ValueAnimator;
import android.content.Context;
import android.content.res.TypedArray;
import android.graphics.Canvas;
import android.graphics.Paint;
import android.graphics.Path;
import android.graphics.PathMeasure;

mistarA

<?xml version="1.0" encoding="utf-8"?>
<resources>

    <attr name="color" format="color"/>
    <attr name="widthStroke" format="integer"/>
    <attr name="radius" format="integer"/>

    <declare-styleable name="MyCustomView">
        <attr name="square_color" format="color"/>
    </declare-styleable>

mistarA

package com.example.customviewhandson.customviews;

import android.content.Context;
import android.graphics.Canvas;
import android.graphics.Paint;
import android.util.AttributeSet;
import android.view.View;

import com.example.customviewhandson.R;