大家好，今天剛學會使用Android Studio實現(xiàn)滑動開關的效果，自己感覺還可以，和大家分享一下，如果覺得可以的可以拿去，然后再給我點個贊，謝謝。本人也是學Android studiok開發(fā)不久，是個菜鳥，各位大佬覺得有不好的地方，可以討論一下，共同學習，一起進步。

實現(xiàn)效果

下面是代碼，代碼寫的比較粗糙，注釋沒有寫的很好，需要用的可以自己移植一下

package com.example.biansheng2;import android.content.Context;import android.graphics.Canvas;import android.graphics.Color;import android.graphics.Paint;import android.graphics.RectF;import android.graphics.Typeface;import android.util.AttributeSet;import android.view.MotionEvent;import android.view.View;import androidx.annotation.Nullable;/** * 用于選擇手動模式還是路線規(guī)劃模式 */public class ModelSelectView extends View { Paint backPaint = new Paint();//背景畫筆 Paint facePaint = new Paint();//表面視圖畫筆 Paint colorPaint1 = new Paint();//繪制紅色和藍色 Paint colorPaint2 = new Paint();//繪制橙色 Paint colorPaint3 = new Paint();//繪制灰色 Paint handFont = new Paint();//手動控制模式字體 Paint routeFont = new Paint();//路線規(guī)劃模式字體 boolean modelFlag = false;//false表示為手動控制模式,true表示為路線規(guī)劃模式 RectF mRectF1 = new RectF(150, 840, 580, 960); int x = 150, y = 900;//得到手指再控件上移動的坐標 public ModelSelectView(Context context, @Nullable AttributeSet attrs) { super(context, attrs); } @Override protected void onDraw(Canvas canvas) { super.onDraw(canvas); paintInit(); canvas.drawRect(mRectF1, backPaint); canvas.drawCircle(150, 900, 60, backPaint); canvas.drawCircle(580, 900, 60, backPaint); if (!modelFlag){ canvas.drawCircle(150, 900, 60, facePaint); canvas.drawRect(150,840,x,960,facePaint); //設置手動控制字體可見 handFont.setAlpha(255); //設置路線規(guī)劃字體不可見 routeFont.setAlpha(0); }else { canvas.drawCircle(580, 900, 60, facePaint); canvas.drawRect(x,840,580,960,facePaint); //設置手動控制字體不可見 handFont.setAlpha(0); //設置路線規(guī)劃字體可見 routeFont.setAlpha(255); } canvas.drawText('手動控制',250,915,handFont); canvas.drawText('路線規(guī)劃',250,915,routeFont); canvas.drawCircle(x, y, 44, backPaint); canvas.drawCircle(x, y, 40, colorPaint2); canvas.drawCircle(x, y, 47, colorPaint3); } private void paintInit() { if (!modelFlag) { backPaint.setAntiAlias(true); backPaint.setColor(Color.parseColor('#ff00b5eb')); facePaint.setColor(Color.parseColor('#D81B60')); facePaint.setAntiAlias(true); }else { backPaint.setAntiAlias(true); backPaint.setColor(Color.parseColor('#D81B60')); facePaint.setColor(Color.parseColor('#ff00b5eb')); facePaint.setAntiAlias(true); } colorPaint2.setAntiAlias(true); colorPaint2.setColor(Color.parseColor('#FF6407')); colorPaint1.setAntiAlias(true); colorPaint1.setColor(Color.BLUE); colorPaint3.setColor(Color.WHITE); colorPaint3.setAntiAlias(true); colorPaint3.setStyle(Paint.Style.STROKE); colorPaint3.setStrokeWidth(5); Typeface font = Typeface.create(Typeface.DEFAULT_BOLD,Typeface.BOLD_ITALIC); handFont.setTypeface(font); handFont.setColor(Color.WHITE); handFont.setAntiAlias(true); handFont.setTextSize(50); routeFont.setTypeface(font); routeFont.setColor(Color.WHITE); routeFont.setAntiAlias(true); routeFont.setTextSize(50); } @Override public boolean onTouchEvent(MotionEvent event) { switch (event.getAction()) { case MotionEvent.ACTION_DOWN: break; case MotionEvent.ACTION_MOVE: int getX = (int) event.getX(); int getY = (int) event.getY(); //判斷得到的坐標是否在視圖范圍之內(nèi) if (getX >= 150 && getX <= 580 && getY >= 840 && getY <= 960) { x = getX; y = 900; } break; case MotionEvent.ACTION_UP: int getX1 = (int) event.getX(); int getY1 = (int) event.getY(); //判斷是否在控件內(nèi) if (getY1 >= 810 && getY1 <= 990) { if (getX1 <= 280) { x = 150; modelFlag = false; } else if (getX1 >= 443) { x = 580; modelFlag = true; } else { if (!modelFlag) { x = 150; modelFlag = false; } else { x = 580; modelFlag = true; } } } break; } invalidate();//刷新界面 return true; }}

以上就是本文的全部內(nèi)容，希望對大家的學習有所幫助，也希望大家多多支持好吧啦網(wǎng)。