Android 拯救者光效实现_android拯救者

记录下之前开发ui效果。

• Doom 圆环实现

public class RoundScaleView2 extends View {
    private static final String TAG = "RoundScaleView2";

    private Context mContext;
    /**
     * 画笔对象的引用
     */
    private Paint paint;

    /**
     * 圆环的宽度
     */
    private float roundWidth;

    /**
     * 最大进度
     */
    private int max;

    /**
     * 当前进度
     */
    private int progress = 0;
    private int progress2 = 0;

    private boolean lightType = false;
    public static final int LIGHTID = 66;

    private int last_y = -1;
    private int last_y2 = -1;

    private int numberOfPointers = 1;

    String[] paintColors = {
            "#FF0000", "#FF2525", "#FF9C00", "#FFEF00", "#CBFF00", "#7BFF00", "#00FF37", "#02E863", "#00D35E", "#00C45C", "#00D795", "#00C1FF"
            ,"#0082FF", "#0050FF", "#0032FF", "#0000FF", "#2814FF", "#4E00FF", "#6A10FF", "#BD0EFF", "#FF00E3", "#FF2288", "#FF1666", "#FF0039"
            ,"#E60000", "#FF0000", "#FF0000", "#FF0000", "#FF0000", "#FF0000", "#FF0000", "#FF0000", "#FF0000", "#FF0000", "#FF0000", "#FF0000"
    };

    // 调整后颜色值
    int[] colors = {
             0xFF0000, 0xFF0500, 0xFF5000, 0xC8C800, 0x82FF00, 0x64FF00, 0x46FF00, 0x1EFF00, 0x28C800, 0x146400, 0x14DC05, 0x00A00F
            ,0x14641E, 0x003232, 0x003296, 0x0032E6, 0x0000FF, 0x1E00FF, 0x3C00FF, 0x6400FF, 0x960064, 0xC8001E, 0xEB000A, 0xFF0005
            ,0xE60000, 0xFF0000, 0xFF0000, 0xFF0000, 0xFF0000, 0xFF0000, 0xFF0000, 0xFF0000, 0xFF0000, 0xFF0000, 0xFF0000, 0xFF0000
    };

    int[] progress_rate = {
             0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11
            ,12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23
            ,24, -11, -10, -9, -8, -7, -6, -5, -4, -3, -2, -1};

    private PointF mProgressPoint;
    private PointF mProgressPoint2;
    private Boolean isEnabled = true;

    public RoundScaleView2(Context context) {
        this(context, null);
    }

    public RoundScaleView2(Context context, AttributeSet attrs) {
        this(context, attrs, 0);
    }

    public RoundScaleView2(Context context, AttributeSet attrs, int defStyleAttr) {
        super(context, attrs, defStyleAttr);
        mContext = context;
        paint = new Paint();

        //获取自定义属性和默认值
        roundWidth = dip2px(context,9);
        //最大刻度
        max = 36;
        //外边距
        paddingOuterThumb = dip2px(mContext,10);
    }

    @Override
    public void onDraw(Canvas canvas) {

        /**
         * 圆环颜色
         */
        paint.setStrokeWidth(roundWidth); //设置圆环的宽度
        paint.setColor(getResources().getColor(R.color.transparent));  //设置进度的颜色
//        paint.setColor(getResources().getColor(R.color.light_effectt_red));
        RectF oval2 = new RectF(centerX - radius  , centerY - radius , centerX + radius , centerY +
                radius);  //用于定义的圆弧的形状和大小的界限
        paint.setStyle(Paint.Style.STROKE);
        paint.setAntiAlias(true);  //消除锯齿
        canvas.drawArc(oval2, 270, 360, false, paint);  //根据进度画圆弧

        // 画Thumb
        canvas.save();

        //画可拖动的圆点
        if (isLightType()){
            drawTouchBar(canvas);
        }
    }

    /**
     * 画可拖动的圆点
     * @param canvas
     */
    private void drawTouchBar(Canvas canvas) {
        mProgressPoint = calcArcEndPointXY(centerX, centerY, radius + 30, 360 *
                progress / max, (float) 150.5);
//        //直接用画笔画
        paint.setColor(Color.parseColor(getPaintColors()));
        canvas.drawCircle(mProgressPoint.x, mProgressPoint.y,1,paint);
//        canvas.rotate(getTouchBarOffset(),progressPoint.x, progressPoint.y);
//        canvas.drawRect(progressPoint.x, progressPoint.y,progressPoint.x, progressPoint.y,paint);
        canvas.restore();
        canvas.save();


        mProgressPoint2 = calcArcEndPointXY(centerX, centerY, radius + 30, 360 *
                progress2 / max, (float) 150.5);
//        //直接用画笔画
        paint.setColor(Color.parseColor(getPaintColors2()));
        canvas.drawCircle(mProgressPoint2.x, mProgressPoint2.y,1,paint);
        canvas.restore();

    }

    public String getPaintColors() {
        String color = "#000000";
        HashMap<Integer, Object> map = new HashMap<>();
        for (int i = 0; i < paintColors.length; i++) {
            map.put(progress_rate[i], paintColors[i]);
        }
        if (map.size() >0) {
            for (int i = 0; i < map.size(); i++) {
                if (progress == progress_rate[i]) {
                    color = paintColors[i];
                }
            }
        }
        if (!isEnabled){
            color = "#00000000";
        }
        return color;
    }

    public String getPaintColors2() {
        String color = "#000000";
        HashMap<Integer, Object> map = new HashMap<>();
        for (int i = 0; i < paintColors.length; i++) {
            map.put(progress_rate[i], paintColors[i]);
        }
        if (map.size() >0) {
            for (int i = 0; i < map.size(); i++) {
                if (progress2 == progress_rate[i]) {
                    color = paintColors[i];
                }
            }
        }
        if (getNumberOfPointers() == 1){
            color = "#00000000";
        }
        return color;
    }

    private boolean downOnArc = false;
    private int downOnPointNum = 0;

    public void setViewEnabled(boolean enabled) {
        isEnabled = enabled;
        if (isEnabled){
            setAlpha(1f);
        }else {
            setAlpha(0.4f);
        }
    }

    @Override
    public boolean onTouchEvent(MotionEvent event) {
        if (!isEnabled){
            return false;
        }
        int action = event.getAction();
        int x = (int) event.getX();
        int y = (int) event.getY();
        switch (action) {
            case MotionEvent.ACTION_DOWN:
                if (isLightType()&&isTouchArc(x, y)) {
                    downOnArc = true;
                    if (isPointerOne(x,y) && downOnPointNum == 0){
                        updateArc(x, y,1);
                        downOnPointNum = 1;
                    }
                    if (!isPointerOne(x,y) && downOnPointNum == 0){
                        updateArc(x, y,2);
                        downOnPointNum = 2;
                    }
                    return true;
                }
                break;
            case MotionEvent.ACTION_MOVE:
                if (isLightType()&&downOnArc) {
                    if (downOnPointNum == 1){
                        updateArc(x, y,1);
                    }else {
                        updateArc(x, y,2);
                    }
                    setUpVibration();
                    final ViewParent parent = getParent();
                    if (parent != null) {
                        //通知父控件不要拦截事件
                        parent.requestDisallowInterceptTouchEvent(true);
                    }
                    return true;
                }
                break;
            case MotionEvent.ACTION_UP:
                downOnArc = false;
                downOnPointNum = 0;

                if (progress2 == progress){
                    if (progress2 == 24){
                        progress2 = progress - 1;
                    }else {
                        progress2 = progress + 1;
                    }
                }
                invalidate();
                if (isLightType()&&changeListener != null) {
                    changeListener.onProgressChangeEnd(max, progress,progress2);
                    if (!valueInTheDarkArea(progress)){
                        // 调用振动
                        LightEffectUtils.performKeyPressHapticFeedback(getContext(),this);
                    }
                }
                break;
        }
        return super.onTouchEvent(event);
    }

    private void setUpVibration() {
        if (last_y != getProgress() && !valueInTheDarkArea(getProgress())){
            for (int i = 0; i <progress_rate.length ; i++) {
                if (getProgress() == progress_rate[i]){
                    // 调用振动
                    LightEffectUtils.performKeyPressHapticFeedback(getContext(),this);
                    last_y = getProgress();
                }
            }
        }
        if (last_y2 != getProgress2() && !valueInTheDarkArea(getProgress2())){
            for (int i = 0; i <progress_rate.length ; i++) {
                if (getProgress2() == progress_rate[i]){
                    // 调用振动
                    LightEffectUtils.performKeyPressHapticFeedback(getContext(),this);
                    last_y2 = getProgress2();
                }
            }
        }
    }

    private int centerX, centerY;
    private int radius;
    private int paddingOuterThumb;

    @Override
    protected void onSizeChanged(int width, int height, int oldw, int oldh) {
        centerX = width / 2;
        centerY = height / 2;
        int minCenter = Math.min(centerX, centerY);

        radius = (int) (minCenter - roundWidth / 2 - paddingOuterThumb); //圆环的半径
        minValidateTouchArcRadius = (int) (radius - paddingOuterThumb * 1.5f);
        maxValidateTouchArcRadius = (int) (radius + paddingOuterThumb * 1.5f);
        super.onSizeChanged(width, height, oldw, oldh);
    }

    // 根据点的位置，更新进度
    private void updateArc(int x, int y,int downOnPointNum) {
        // 当前移动或者点击位置
        int cx = x - getWidth() / 2;
        int cy = y - getHeight() / 2;
        // 计算角度，得出（-1->1）之间的数据，等同于（-180°->180°）
        double angle = Math.atan2(cy, cx) / Math.PI;
        // 将角度转换成（0->2）之间的值，然后减去145°的偏移量
        angle = ((2 + angle) % 2 - (145 / 180f)) % 2;

        // 用（0->2）之间的角度值乘以总进度，等于当前进度
        // 当前变化进度
        int i = (int) (angle * max / 2);
        int adjustProgress = progressFormatConversion(i);

        if (isLeftDarkArea(adjustProgress)){
            adjustProgress = 0;
        }else if (isRightDarkArea(adjustProgress)){
            adjustProgress = 24;
        }
        if (downOnPointNum == 1){
            progress = adjustProgress;
        }else if(downOnPointNum == 2){
            progress2 = adjustProgress;
        }
        if (changeListener != null) {
            changeListener.onProgressChange(max, progress,progress2);
        }
        invalidate();
    }

     private int progressFormatConversion(int num){
        switch (num){
            case -14:
                num = 22;
                break;
            case -13:
                num = 23;
                break;
            case -12:
                num = 24;
                break;
        }
        return num;
     }

    // 判断是指针1
    private boolean isPointerOne(int x, int y){
        // 当前移动或者点击位置
        int cx = x - getWidth() / 2;
        int cy = y - getHeight() / 2;
        // 计算角度，得出（-1->1）之间的数据，等同于（-180°->180°）
        double angle = Math.atan2(cy, cx) / Math.PI;
        // 将角度转换成（0->2）之间的值，然后减去145°的偏移量
        angle = ((2 + angle) % 2 - (145 / 180f)) % 2;

        // 用（0->2）之间的角度值乘以总进度，等于当前进度
        // 当前变化进度
        int i = (int) (angle * max / 2);
        int adjustProgress = progressFormatConversion(i);

        if (isLeftDarkArea(adjustProgress)){
            adjustProgress = 0;
        }else if (isRightDarkArea(adjustProgress)){
            adjustProgress = 24;
        }
        if (getNumberOfPointers() != 1){
            int abs1 = Math.abs(adjustProgress - progress);
            int abs2 = Math.abs(adjustProgress - progress2);
            if (abs1 > abs2){
                return false;
            }else {
               return true;
            }
        }else {
            return true;
        }
    }


    private int minValidateTouchArcRadius; // 最小有效点击半径
    private int maxValidateTouchArcRadius; // 最大有效点击半径

    // 判断是否按在圆边上
    private boolean isTouchArc(int x, int y) {
        double d = getTouchRadius(x, y);
        if (d >= minValidateTouchArcRadius && d <= maxValidateTouchArcRadius) {
            return true;
        }
        return false;
    }

    // 计算某点到圆点的距离
    private double getTouchRadius(int x, int y) {
        int cx = x - getWidth() / 2;
        int cy = y - getHeight() / 2;
        return Math.hypot(cx, cy);
    }


    public synchronized int getMax() {
        return max;
    }

    /**
     * 设置进度的最大值
     *
     * @param max
     */
    public synchronized void setMax(int max) {
        if (max < 0) {
            throw new IllegalArgumentException("max not less than 0");
        }
        this.max = max;
    }
    /**
     *  获取指针数量
     *
     * @return
     */
    public int getNumberOfPointers() {
        return numberOfPointers;
    }

    /**
     *  设置指针数量
     *
     * @return
     */
    public void setNumberOfPointers(int numberOfPointers) {
        this.numberOfPointers = numberOfPointers;
    }

    /**
     * 获取进度.需要同步
     *
     * @return
     */
    public synchronized int getProgress() {
        return progress;
    }

    /**
     * 获取进度.需要同步
     *
     * @return
     */
    public synchronized int getProgress2() {
        return progress2;
    }

    /**
     * 设置进度，此为线程安全控件，由于考虑多线的问题，需要同步
     * 刷新界面调用postInvalidate()能在非UI线程刷新
     *
     * @param mProgress
     */
    public synchronized void setProgress(int mProgress) {
        if (mProgress < 0) {
            throw new IllegalArgumentException("progress not less than 0");
        }
        if (mProgress > max) {
            progress = max;
        }
        if (mProgress <= max) {
            this.progress = mProgress;
            postInvalidate();
        }
    }

    /**
     * 设置进度，此为线程安全控件，由于考虑多线的问题，需要同步
     * 刷新界面调用postInvalidate()能在非UI线程刷新
     *
     * @param mProgress2
     */
    public synchronized void setProgress2(int mProgress2) {
        if (mProgress2 < 0) {
            throw new IllegalArgumentException("progress2 not less than 0");
        }
        if (mProgress2 > max) {
            progress2 = max;
        }
        if (mProgress2 <= max) {
            if (mProgress2 == progress){
                if (progress2 == 24){
                    progress2 = progress - 1;
                }else {
                    progress2 = progress + 1;
                }
            }else {
                this.progress2 = mProgress2;
            }
            postInvalidate();
        }
    }

    public void setViewColorfulType(int type){
        if (type == 2){
            if (progress2 == progress){
                if (progress2 == 24){
                    progress2 = progress - 1;
                }else {
                    progress2 = progress + 1;
                }
            }else {
                progress2 = 0;
            }
            setNumberOfPointers(2);
        }else {
            progress2 = progress;
            setNumberOfPointers(1);
        }
        postInvalidate();
    }



    /**
     * 根据手机的分辨率从 dp 的单位 转成为 px(像素)
     */
    public static int dip2px(Context context, float dpValue) {
        final float scale = context.getResources().getDisplayMetrics().density;
        return (int) (dpValue * scale + 0.5f);
    }

    /**
     * 根据手机的分辨率从 px(像素) 的单位 转成为 dp
     */
    public static int px2dip(Context context, float pxValue) {
        final float scale = context.getResources().getDisplayMetrics().density;
        return (int) (pxValue / scale + 0.5f);
    }

    /**
     *  是否是黑暗不可点击区域
     * @param mProgress
     * @return
     */
    public static boolean valueInTheDarkArea(int mProgress){
        int[] progress = {-11,-10,-9,-8,-7,-6,-5,-4,-3,-2,-1 };
        for (int i = 0; i < progress.length; i++) {
            if (mProgress == progress[i]){
                return true;
            }
        }
        return false;
    }

    /**
     *  是否是左区域
     * @param mProgress
     * @return
     */
    public static boolean isLeftDarkArea(int mProgress){
        int [] progress = {-5,-4,-3,-2,-1};
        for (int i = 0; i < progress.length; i++) {
            if (mProgress == progress[i]){
                return true;
            }
        }
        return false;
    }

    /**
     *  是否是左区域
     * @param mProgress
     * @return
     */
    public static boolean isRightDarkArea(int mProgress){
        int[] progress = {-11,-10,-9,-8,-7,-6};
        for (int i = 0; i < progress.length; i++) {
            if (mProgress == progress[i]){
                return true;
            }
        }
        return false;
    }


    /**
     * 依圆心坐标，半径，扇形角度，计算出扇形终射线与圆弧交叉点的xy坐标
     *
     * @param cirX       圆centerX
     * @param cirY       圆centerY
     * @param radius     圆半径
     * @param cirAngle   当前弧角度
     * @param orginAngle 起点弧角度
     * @return 扇形终射线与圆弧交叉点的xy坐标
     */
    public static PointF calcArcEndPointXY(float cirX, float cirY, float radius, float
            cirAngle, float orginAngle) {
        cirAngle = (orginAngle + cirAngle) % 360;
        return calcArcEndPointXYForDoom(cirX, cirY, radius, cirAngle);
    }

    /**
     * For Doom
     * 依圆心坐标，半径，扇形角度，计算出扇形终射线与圆弧交叉点的xy坐标
     *
     * @param cirX     圆centerX
     * @param cirY     圆centerY
     * @param radius   圆半径
     * @param cirAngle 当前弧角度
     * @return 扇形终射线与圆弧交叉点的xy坐标
     */
    public static PointF calcArcEndPointXYForDoom(float cirX, float cirY, float radius, float
            cirAngle) {
        float posX = 0.0f;
        float posY = 0.0f;
        float arcAngle = 0.0f;
        //将角度转换为弧度
        if (cirAngle<90&&cirAngle>28) {
            arcAngle = (float) (Math.PI * 28.0 / 180.0);
        }else {
            arcAngle = (float) (Math.PI * cirAngle / 180.0);
        }
        if (cirAngle < 90) {
            posX = cirX + (float) (Math.cos(arcAngle)) * radius;
            posY = cirY + (float) (Math.sin(arcAngle)) * radius;
        } else if (cirAngle == 90) {
            posX = cirX;
            posY = cirY + radius;
        } else if (cirAngle > 90 && cirAngle < 180) {
            if(cirAngle>90&&cirAngle<150.5){
                arcAngle = (float) (Math.PI * (180 - 150.5) / 180.0);
            }else{
                arcAngle = (float) (Math.PI * (180 - cirAngle) / 180.0);
            }
            posX = cirX - (float) (Math.cos(arcAngle)) * radius;
            posY = cirY + (float) (Math.sin(arcAngle)) * radius;
        } else if (cirAngle == 180) {
            posX = cirX - radius;
            posY = cirY;
        } else if (cirAngle > 180 && cirAngle < 270) {
            arcAngle = (float) (Math.PI * (cirAngle - 180) / 180.0);
            posX = cirX - (float) (Math.cos(arcAngle)) * radius;
            posY = cirY - (float) (Math.sin(arcAngle)) * radius;
        } else if (cirAngle == 270) {
            posX = cirX;
            posY = cirY - radius;
        } else {
            arcAngle = (float) (Math.PI * (360 - cirAngle) / 180.0);
            posX = cirX + (float) (Math.cos(arcAngle)) * radius;
            posY = cirY - (float) (Math.sin(arcAngle)) * radius;
        }
        return new PointF(posX, posY);
    }


    private OnProgressChangeListener changeListener;

    public void setChangeListener(OnProgressChangeListener changeListener) {
        this.changeListener = changeListener;
    }

    public interface OnProgressChangeListener {
        void onProgressChange(int duration, int progress ,int progress2);

        void onProgressChangeEnd(int duration, int progress ,int progress2);
    }


    public boolean isLightType() {
        return lightType;
    }

    public void setLightType(boolean lightType) {
        this.lightType = lightType;
    }

  }
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