一、 看效果

二、上代码

package com.framework.widget;

import android.app.activity;

import android.content.context;

import android.content.res.typedarray;

import android.graphics.canvas;

import android.graphics.color;

import android.graphics.paint;

import android.graphics.rect;

import android.graphics.rectf;

import android.util.attributeset;

import android.util.displaymetrics;

import android.view.view;

import com.r;

/**

* @author dahai

* @classname: (仿支付宝) 收益进度条

* @description: ${todo}

* @date ${date} ${time}

* @email 202491024@qq.com

* @since $android

进度条

*/

public class profitprogerssbar extends view {

//背景色

private static final int default_back_color = color.parsecolor("#ffffff");

//字的颜色

private static final int default_text_color = color.parsecolor("#ffffff");

//进度条背景颜色

private static final int default_progress_color = color.parsecolor("#abacaf");

//进度条默认的高度

private static final float default_progress_height =120f;

//文字的大小

private static final float default_text_size = 50;

/**

* 收益进度条左右两边margin大小

*/

private static final int margin_size = 20;

private context context;

/**

* 背景颜色的画笔

*/

private paint backgroundpaint;

/**

* 收益进度颜色的画笔

*/

private paint progresspaint;

/**

* 画文字的画笔

*/

private paint textpaint;

/**

* 背景的宽度

*/

private int view_background_width;

/**

* 背景的高度

*/

private float view_background_height = default_progress_height;

/**

* 日期

*/

private string date = "2016/12/07";

/**

* 描叙(百分比/元)

*/

private string desc = "2.1234";

/**

* 要显示的长度的百分比

*/

private int progress = 70;

//进度条颜色

private int progress_color = default_progress_color;

//背景色

private int progress_back_color = default_back_color;

//字的颜色

private int text_color = default_text_color;

//字的大小

private float text_size = default_text_size;

public profitprogerssbar(context context) {

super(context);

initview(context);

}

public profitprogerssbar(context context, attributeset attrs) {

super(context, attrs);

initview(context);

}

public profitprogerssbar(context context, attributeset attrs, int defstyleattr) {

super(context, attrs, defstyleattr);

initview(context);

}

private void initview(context context) {

this.context = context;

typedarray typedarray = this.context.obtainstyledattributes(r.styleable.profitprogerssbar);

progress_back_color = typedarray.getcolor(r.styleable.profitprogerssbar_progress_backg_color,default_back_color);

text_color = typedarray.getcolor(r.styleable.profitprogerssbar_progress_text_color,default_text_color);

text_size = typedarray.getdimension(r.styleable.profitprogerssbar_progress_text_size,default_text_size);

backgroundpaint = new paint();

backgroundpaint.setstrokewidth(10);

backgroundpaint.setcolor(progress_back_color);

backgroundpaint.setdither(true);

backgroundpaint.setantialias(true);

progresspaint = new paint();

progresspaint.setstrokewidth(10);

progresspaint.setdither(true);

progresspaint.setantialias(true);

textpaint = new paint();

textpaint.setstrokewidth(10);

textpaint.setdither(true);

textpaint.setantialias(true);

textpaint.settextsize(text_size);

displaymetrics d = new displaymetrics();

((activity) context).getwindowmanager().getdefaultdisplay().getmetrics(d);

view_background_width = d.widthpixels;

}

/**

* 初始化 进度条

* @param date

* @param desc

* @param progress

* @param progresscolor

*/

public void init(string date,string desc,int progress,int progresscolor){

this.date = date;

this.desc = desc;

this.progress = progress;

this.progress_color = progresscolor;

}

@override

protected void ondraw(canvas canvas) {

super.ondraw(canvas);

view_background_height = this.getmeasuredheight();

rectf r = new rectf();

r.left = 0;

r.top = 0;

r.right = view_background_width;

r.bottom = view_background_height;------------------------

canvas.drawrect(r, backgroundpaint);

rectf r1 = new rectf();

r1.left = 0;

r1.top = 0;

r1.right = view_background_width * progress / 100;

r1.bottom = view_background_height;------------------------

progresspaint.setcolor(progress_color);

canvas.drawrect(r1, progresspaint);

textpaint.setcolor(text_color);

rect r2 = new rect();

textpaint.gettextbounds(date,0,date.length(),r2);

canvas.drawtext(date, margin_size, (view_background_height-r2.top)/2, textpaint);//日期

rect r3 = new rect();

textpaint.gettextbounds(desc,0,desc.length(),r3);

if(progress>95&&progress<100){

canvas.drawtext(desc, r1.right-textpaint.measuretext(desc)-margin_size-30,(view_background_height-r3.top)/2, textpaint);

}else if(progress>=100) {

canvas.drawtext(desc, r1.right-textpaint.measuretext(desc)-margin_size-45,(view_background_height-r3.top)/2, textpaint);

}else {

canvas.drawtext(desc, r1.right - textpaint.measuretext(desc) - margin_size, (view_background_height - r3.top) / 2, textpaint);

}

invalidate();

}

}

三、

android:layout_width="match_parent"

android:layout_height="35dp"

android:layout_marginleft="10dp"

android:layout_marginright="10dp"

android:layout_margintop="10dp"

app:progress_back_color="@color/white"

app:progress_text_color="@color/white"

app:progress_text_size="14dp"

android:id="@+id/profitprogerssbar"

/>

以上所述是小编给大家介绍的android 仿支付宝中的余额宝收益进度条，希望对大家有所帮助