package com.loaderman.customviewdemo;

import android.content.Context;

import android.graphics.Canvas;

import android.graphics.Color;

import android.graphics.Paint;

import android.graphics.Rect;

import android.util.AttributeSet;

import android.view.View;

public class RectView extends View {

    private Paint mPaint;

    public RectView(Context context) {

        super(context);

        init();

    }

    public RectView(Context context, AttributeSet attrs) {

        super(context, attrs);

        init();

    }

    public RectView(Context context, AttributeSet attrs, int defStyle) {

        super(context, attrs, defStyle);

        init();

    }

    private void init() {

        mPaint = new Paint();

        mPaint.setTextSize(30);

    }

    @Override

    protected void onDraw(Canvas canvas) {

        super.onDraw(canvas);

        //画大方

        mPaint.setColor(Color.RED);

        canvas.drawRect(new Rect(10, 10, 600, 600),mPaint);

        //画中方

        mPaint.setColor(Color.GREEN);

        canvas.drawRect(new Rect(30, 30, 570, 570),mPaint);

        //画小方

        mPaint.setColor(Color.BLUE);

        canvas.drawRect(new Rect(60, 60, 540, 540),mPaint);

        //画小小圆

        mPaint.setColor(Color.argb(0x3F, 0xFF, 0xFF, 0xFF));

        canvas.drawCircle(300, 300, 100, mPaint);

        //写字

        mPaint.setColor(Color.GREEN);

        canvas.drawText( "6", 300, 300, mPaint);

    }

}