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雷达扫描动画GIF 用自定义View实现

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This commit is contained in:
kehaoyuan
2017-06-22 16:28:08 +08:00
parent 8f1f679077
commit d1bb27ad6b
5 changed files with 185 additions and 20 deletions
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168
app/src/main/java/com/gh/common/view/RadarView.java Normal file
View File

@ -0,0 +1,168 @@
package com.gh.common.view;
import android.content.Context;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.Paint;
import android.util.AttributeSet;
import android.view.View;
import com.gh.gamecenter.R;
/**
* Created by khy on 22/06/17.
*
* 光环快传-扫描雷达动画
*/
public class RadarView extends View {
private Context mContext;
private boolean isSearching = false;// 标识是否处于扫描状态,默认为不在扫描状态
private Paint mPaint;// 画笔
private Bitmap mScanBmp;// 执行扫描运动的图片
private int mOffsetArgs = 0;// 扫描运动偏移量参数
private int mWidth, mHeight;// 宽高
int mCx, mCy;// x、y轴中心点
int mOutsideRadius, mInsideRadius;// 外、内圆半径
public RadarView(Context context, AttributeSet attrs, int defStyleAttr) {
super(context, attrs, defStyleAttr);
// TODO Auto-generated constructor stub
init(context);
}
public RadarView(Context context, AttributeSet attrs) {
super(context, attrs);
// TODO Auto-generated constructor stub
init(context);
}
public RadarView(Context context) {
super(context);
// TODO Auto-generated constructor stub
init(context);
}
/**
* TODO<提前初始化好需要使用的对象,避免在绘制过程中多次初始化>
*
* @return void
*/
private void init(Context context) {
mPaint = new Paint();
this.mContext = context;
}
/**
* 测量视图及其内容,以确定所测量的宽度和高度(测量获取控件尺寸).
*/
@Override
protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
// TODO Auto-generated method stub
super.onMeasure(widthMeasureSpec, heightMeasureSpec);
// 获取控件区域宽高
if (mWidth == 0 || mHeight == 0) {
final int minimumWidth = getSuggestedMinimumWidth();
final int minimumHeight = getSuggestedMinimumHeight();
mWidth = resolveMeasured(widthMeasureSpec, minimumWidth);
mHeight = resolveMeasured(heightMeasureSpec, minimumHeight);
mScanBmp = Bitmap.createScaledBitmap(BitmapFactory.decodeResource(
mContext.getResources(), R.drawable.radar_scan_img), mWidth, mWidth, false);
// 获取x/y轴中心点
mCx = mWidth / 2;
mCy = mHeight / 2;
// 计算内、外半径
mOutsideRadius = mWidth / 2;// 外圆的半径
mInsideRadius = mWidth / 4 / 2;// 内圆的半径,除最外层,其它圆的半径=层数*insideRadius
}
}
/**
* 绘制视图--从外部向内部绘制
*/
@Override
protected void onDraw(Canvas canvas) {
// TODO Auto-generated method stub
super.onDraw(canvas);
// 开始绘制最外层的圆
mPaint.setAntiAlias(true);// 设置抗锯齿
mPaint.setStyle(Paint.Style.FILL);// 设置填充样式
mPaint.setColor(0xff327BD7);// 设置画笔颜色
// 1.开始绘制圆形
canvas.drawCircle(mCx, mCy, mOutsideRadius, mPaint);
// 开始绘制内3圆
mPaint.setStyle(Paint.Style.STROKE);
mPaint.setColor(Color.WHITE);
canvas.drawCircle(mCx, mCy, mInsideRadius * 3, mPaint);
// 开始绘制内2圆
canvas.drawCircle(mCx, mCy, mInsideRadius * 2, mPaint);
// 开始绘制内1圆
canvas.drawCircle(mCx, mCy, mInsideRadius * 1, mPaint);
// 2.开始绘制对角线
canvas.drawLine(0, mCy, mWidth, mCy, mPaint);// 绘制0°~180°对角线
canvas.drawLine(mCx, mHeight , mCx, 0,
mPaint);// 绘制90°~270°对角线
// 3.绘制扫描扇形图
canvas.save();// 用来保存Canvas的状态.save之后，可以调用Canvas的平移、放缩、旋转、错切、裁剪等操作.
if (isSearching) {// 判断是否处于扫描
canvas.rotate(mOffsetArgs, mCx, mCy);// 绘制旋转角度,参数一：角度;参数二：x中心;参数三：y中心.
canvas.drawBitmap(mScanBmp, mCx - mScanBmp.getWidth() / 2, mCy
- mScanBmp.getHeight() / 2, null);// 绘制Bitmap扫描图片效果
mOffsetArgs += 3;
} else {
canvas.drawBitmap(mScanBmp, mCx - mScanBmp.getWidth() / 2, mCy
- mScanBmp.getHeight() / 2, null);
}
mPaint.setStyle(Paint.Style.FILL);
mPaint.setColor(Color.WHITE);
canvas.drawCircle(mCx, mCy, mInsideRadius/4, mPaint);
if (isSearching)
this.invalidate();
}
/**
* TODO<设置扫描状态>
*
* @return void
*/
public void setSearching(boolean status) {
this.isSearching = status;
this.invalidate();
}
/**
* TODO<解析获取控件宽高>
*
* @return int
*/
private int resolveMeasured(int measureSpec, int desired) {
int result = 0;
int specSize = MeasureSpec.getSize(measureSpec);
switch (MeasureSpec.getMode(measureSpec)) {
case MeasureSpec.UNSPECIFIED:
result = desired;
break;
case MeasureSpec.AT_MOST:
result = Math.min(specSize, desired);
break;
case MeasureSpec.EXACTLY:
default:
result = specSize;
}
return result;
}
}

33
app/src/main/java/com/gh/gamecenter/ChooseReceiverActivity.java
View File

@ -26,8 +26,6 @@ import android.widget.LinearLayout;
import android.widget.RelativeLayout;
import android.widget.TextView;
import com.facebook.drawee.backends.pipeline.Fresco;
import com.facebook.drawee.interfaces.DraweeController;
import com.facebook.drawee.view.SimpleDraweeView;
import com.gh.base.AppController;
import com.gh.base.BaseActivity;
@ -36,6 +34,7 @@ import com.gh.common.util.DialogUtils;
import com.gh.common.util.DisplayUtils;
import com.gh.common.util.UserIconUtils;
import com.gh.common.util.Utils;
import com.gh.common.view.RadarView;
import com.gh.gamecenter.kuaichuan.BaseTransfer;
import com.gh.gamecenter.kuaichuan.Constant;
import com.gh.gamecenter.kuaichuan.FileInfo;
@ -87,8 +86,8 @@ public class ChooseReceiverActivity extends BaseActivity implements View.OnClick
SimpleDraweeView userIcon3;
@BindView(R.id.choosereceiver_user4_icon)
SimpleDraweeView userIcon4;
@BindView(R.id.scan_gif)
SimpleDraweeView mScanGif;
@BindView(R.id.choosereceiver_radar)
RadarView mRadarView;
@BindView(R.id.scan_user)
TextView mScanUser;
@BindView(R.id.scan_user_des)
@ -203,12 +202,7 @@ public class ChooseReceiverActivity extends BaseActivity implements View.OnClick
private void init() {
sp = getSharedPreferences(Config.PREFERENCE, Context.MODE_PRIVATE);
conUserIconTag = 1;
DraweeController controller = Fresco.newDraweeControllerBuilder()
.setUri("asset:///scan_receiver.gif")
.setAutoPlayAnimations(true)
.build();
mScanGif.setController(controller);
mRadarView.setSearching(true);
mScanHint.setText(Html.fromHtml("<u>" + "好友还没安装光环助手？请点这里" + "</u>"));
@ -306,10 +300,13 @@ public class ChooseReceiverActivity extends BaseActivity implements View.OnClick
@Override
protected void onDestroy() {
super.onDestroy();
mRadarView.setSearching(false);
isDestroy = true;
isStopScan = true;
handler.removeCallbacksAndMessages(null);
} @Override
}
@Override
public void onClick(View v) {
if (v == choosereceiver_user1) {
connReceiverWifi(0);
@ -332,6 +329,7 @@ public class ChooseReceiverActivity extends BaseActivity implements View.OnClick
startActivity(ShareGhActivity.getIntent(this));
} //1.连接网络
private void connReceiverWifi(int connPosition) {
if (isStopScan) {
@ -380,8 +378,9 @@ public class ChooseReceiverActivity extends BaseActivity implements View.OnClick
closeSocket();
AppController.remove("FileInfo");
} //发送UDP通知信息到 文件接收方 开启ServerSocketRunnable
private void createSendMsgToServerRunnable(final String ipAddress) {
AppController.MAIN_EXECUTOR.execute(new Runnable() {
AppController.MAIN_EXECUTOR.execute(new Runnable() {
@Override
public void run() {
try {
@ -420,7 +419,9 @@ public class ChooseReceiverActivity extends BaseActivity implements View.OnClick
}
}
}
} private void startFileSenderServer(String ipAddress) throws Exception {
}
private void startFileSenderServer(String ipAddress) throws Exception {
int serverPort = Constant.DEFAULT_SERVER_COM_PORT;
// 确保Wifi连接上之后获取得到IP地址
@ -493,6 +494,7 @@ public class ChooseReceiverActivity extends BaseActivity implements View.OnClick
handler.post(new Runnable() {
@Override
public void run() {
mRadarView.setSearching(false);
connSuccessAnimView();
}
});
@ -644,11 +646,6 @@ public class ChooseReceiverActivity extends BaseActivity implements View.OnClick
}
/**
* 关闭UDP Socket 流
*/