【移动应用开发技术】Android中语音声波控件以及条形波控件怎么用

【移动应用开发技术】Android中语音声波控件以及条形波控件怎么用

SoundWavesView/**

*

语音通话的声波控件

*

Created

by

Mr.LongFace

on

2017/9/16.

*/

public

class

SoundWavesView

extends

View

{

private

int

mMini;

//

最短值

private

int

mMax;

//

最大值

private

int

mLineWidth;

//

每条声波的宽度

private

int

mSoundNum

=

5;

//

声波的数量

private

int

mSpac;

//

每条声波的中点

private

int

mWidth

,

mHeight;

//

控件宽高

private

boolean

isRun

=

false;

private

Paint

mPaint;

private

RectF

mRectF;

private

List<SoundLine>

mSoundList

=

new

ArrayList<>();

private

Handler

mHandler

=

new

Handler();

private

Runnable

mInvalidateRun

=

new

Runnable()

{

@Override

public

void

run()

{

postInvalidate();

}

};

public

SoundWavesView(Context

context,

@Nullable

AttributeSet

attrs)

{

super(context,

attrs);

mPaint

=

new

Paint();

mPaint.setAntiAlias(true);

mPaint.setColor(getResources().getColor(R.color.color_red));

mPaint.setStyle(Paint.Style.FILL);

mRectF

=

new

RectF();

}

@Override

protected

void

onMeasure(int

widthMeasureSpec,

int

heightMeasureSpec)

{

super.onMeasure(widthMeasureSpec,

heightMeasureSpec);

if

(widthMeasureSpec

>

0

&&

heightMeasureSpec

>

0)

{

initParam();

}

}

private

void

initParam()

{

mWidth

=

getWidth();

mHeight

=

getHeight();

mMini

=

(int)

(mHeight

*

0.3f);

mMax

=

mHeight;

initLines();

}

@Override

protected

void

onDraw(Canvas

canvas)

{

super.onDraw(canvas);

for

(int

i

=

0;

i

<

mSoundNum;

i++)

{

SoundLine

sound

=

mSoundList.get(i);

mRectF.left

=

sound.left;

mRectF.right

=

sound.right;

mRectF.top

=

sound.top;

mRectF.bottom

=

sound.bottom;

canvas.drawRoundRect(mRectF

,

mLineWidth

/

2

,

mLineWidth

/

2

,

mPaint);

}

if

(isRun)

{

mHandler.postDelayed(mInvalidateRun,

10);

}

}

@Override

protected

void

onVisibilityChanged(@NonNull

View

changedView,

int

visibility)

{

super.onVisibilityChanged(changedView,

visibility);

if

(isRun)

{

if

(visibility

==

VISIBLE)

{

if

(mWidth

==

0)

{

initParam();

}

if

(mSoundList

!=

null

&&

mSoundList.size()

>

0)

{

for

(SoundLine

soundLine

:

mSoundList)

{

soundLine.start();

}

}

}else{

if

(mSoundList

!=

null

&&

mSoundList.size()

>

0)

{

for

(SoundLine

soundLine

:

mSoundList)

{

soundLine.stop();

}

}

}

}

}

public

void

start()

{

if

(!isRun)

{

isRun

=

true;

for

(SoundLine

sound

:

mSoundList)

{

sound.start();

}

postInvalidate();

}

}

public

void

stop(){

if

(isRun)

{

isRun

=

false;

for

(SoundLine

sound

:

mSoundList)

{

sound.stop();

}

}

}

private

void

initLines()

{

mLineWidth

=

(int)

(mWidth

/

mSoundNum

*

0.7f);

mSpac

=

mWidth

/

(mSoundNum

-

1);

mSoundList.clear();

chaos();

}

/**

*

生成凌乱的

*/

private

void

chaos()

{

for

(int

i

=

0;

i

<

mSoundNum;

i++)

{

int

left

=

i

*

mSpac

-

mLineWidth

/

2;

int

right

=

i

*

mSpac

+

mLineWidth

/

2;

SoundLine

s

=

new

SoundLine(left

,

right

,

0

,

mHeight);

s.setMode(SoundLine.SPEED_RAN);

s.setBorder(mMini

,

mMax);

mSoundList.add(s);

}

}

/**

*

生成波浪的

*/

private

void

wave(){

//

TODO

防止UI抽风

}

/**

*

生成有序的

*/

private

void

order(){

//

TODO

防止UI抽风

}

}SoundLine/**

*

语音音频波纹的单个音波属性

*

Created

by

Mr.LongFace

on

2017/9/16.

*/

public

class

SoundLine

implements

ValueAnimator.AnimatorUpdateListener{

//

低

中

高

随机

4挡

public

static

final

int

SPEED_LOW

=

500;

public

static

final

int

SPEED_MID

=

200;

public

static

final

int

SPEED_HEI

=

0;

public

static

final

int

SPEED_RAN

=

0;

private

Random

mRandom;

private

ValueAnimator

mAnim;

public

int

left

,

right

,

top

,

bottom;

private

int

min

,

max;

public

SoundLine(int

left

,

int

right

,

int

top

,

int

bottom){

this.left

=

left;

this.right

=

right;

this.top

=

top;

this.bottom

=

bottom;

mRandom

=

new

Random();

initAnim();

}

private

void

initAnim()

{

mAnim

=

ValueAnimator.ofFloat(0.0f

,

1.0f);

setMode(SPEED_MID);

mAnim.setRepeatCount(-1);

mAnim.setRepeatMode(ValueAnimator.REVERSE);

mAnim.addUpdateListener(this);

}

public

void

setMode(int

mode){

if

(mode

==

SPEED_RAN)

{

mode

=

mRandom.nextInt(400);

}

mAnim.setDuration(300

+

mode);

}

public

void

start(){

if

(mAnim.isRunning()){

mAnim.end();

}

mAnim.start();

}

@Override

public

void

onAnimationUpdate(ValueAnimator

valueAnimator)

{

float

f

=

(float)

valueAnimator