Examples with PointF android.graphics.PointF used on opensource projects

Example 91 with PointF

use of android.graphics.PointF in project RxTools by vondear.

the class RxSwipeCaptcha method drawPartCircle.

/**
 * 传入起点、终点 坐标、凹凸和Path。
 * 会自动绘制凹凸的半圆弧
 *
 * @param start 起点坐标
 * @param end   终点坐标
 * @param path  半圆会绘制在这个path上
 * @param outer 是否凸半圆
 */
private void drawPartCircle(PointF start, PointF end, Path path, boolean outer) {
    float c = 0.551915024494f;
    // 中点
    PointF middle = new PointF(start.x + (end.x - start.x) / 2, start.y + (end.y - start.y) / 2);
    // 半径
    float r1 = (float) Math.sqrt(Math.pow((middle.x - start.x), 2) + Math.pow((middle.y - start.y), 2));
    // gap值
    float gap1 = r1 * c;
    if (start.x == end.x) {
        // 绘制竖直方向的
        // 是否是从上到下
        boolean topToBottom = end.y - start.y > 0 ? true : false;
        // 以下是我写出了所有的计算公式后推的，不要问我过程，只可意会。
        // 旋转系数
        int flag;
        if (topToBottom) {
            flag = 1;
        } else {
            flag = -1;
        }
        if (outer) {
            // 凸的 两个半圆
            path.cubicTo(start.x + gap1 * flag, start.y, middle.x + r1 * flag, middle.y - gap1 * flag, middle.x + r1 * flag, middle.y);
            path.cubicTo(middle.x + r1 * flag, middle.y + gap1 * flag, end.x + gap1 * flag, end.y, end.x, end.y);
        } else {
            // 凹的 两个半圆
            path.cubicTo(start.x - gap1 * flag, start.y, middle.x - r1 * flag, middle.y - gap1 * flag, middle.x - r1 * flag, middle.y);
            path.cubicTo(middle.x - r1 * flag, middle.y + gap1 * flag, end.x - gap1 * flag, end.y, end.x, end.y);
        }
    } else {
        // 绘制水平方向的
        // 是否是从左到右
        boolean leftToRight = end.x - start.x > 0 ? true : false;
        // 以下是我写出了所有的计算公式后推的，不要问我过程，只可意会。
        // 旋转系数
        int flag;
        if (leftToRight) {
            flag = 1;
        } else {
            flag = -1;
        }
        if (outer) {
            // 凸 两个半圆
            path.cubicTo(start.x, start.y - gap1 * flag, middle.x - gap1 * flag, middle.y - r1 * flag, middle.x, middle.y - r1 * flag);
            path.cubicTo(middle.x + gap1 * flag, middle.y - r1 * flag, end.x, end.y - gap1 * flag, end.x, end.y);
        } else {
            // 凹 两个半圆
            path.cubicTo(start.x, start.y + gap1 * flag, middle.x - gap1 * flag, middle.y + r1 * flag, middle.x, middle.y + r1 * flag);
            path.cubicTo(middle.x + gap1 * flag, middle.y + r1 * flag, end.x, end.y + gap1 * flag, end.x, end.y);
        }
    }
}

Example 92 with PointF

use of android.graphics.PointF in project RxTools by vondear.

the class RxSwipeCaptcha method createCaptchaPath.

/**
 *生成验证码Path
 */
private void createCaptchaPath() {
    // 原本打算随机生成gap，后来发现 宽度/3 效果比较好，
    int gap = mRandom.nextInt(mCaptchaWidth / 2);
    gap = mCaptchaWidth / 3;
    // 随机生成验证码阴影左上角 x y 点，
    mCaptchaX = mRandom.nextInt(Math.abs(mWidth - mCaptchaWidth - gap));
    mCaptchaY = mRandom.nextInt(Math.abs(mHeight - mCaptchaHeight - gap));
    Log.d(TAG, "createCaptchaPath() called mWidth:" + mWidth + ", mHeight:" + mHeight + ", mCaptchaX:" + mCaptchaX + ", mCaptchaY:" + mCaptchaY);
    mCaptchaPath.reset();
    mCaptchaPath.lineTo(0, 0);
    // 从左上角开始 绘制一个不规则的阴影
    // 左上角
    mCaptchaPath.moveTo(mCaptchaX, mCaptchaY);
    /*mCaptchaPath.lineTo(mCaptchaX + gap, mCaptchaY);
        //画出凹凸 由于是多段Path 无法闭合，简直阿西吧
        int r = mCaptchaWidth / 2 - gap;
        RectF oval = new RectF(mCaptchaX + gap, mCaptchaY - (r), mCaptchaX + gap + r * 2, mCaptchaY + (r));
        mCaptchaPath.arcTo(oval, 180, 180);*/
    mCaptchaPath.lineTo(mCaptchaX + gap, mCaptchaY);
    // draw一个随机凹凸的圆
    drawPartCircle(new PointF(mCaptchaX + gap, mCaptchaY), new PointF(mCaptchaX + gap * 2, mCaptchaY), mCaptchaPath, mRandom.nextBoolean());
    // 右上角
    mCaptchaPath.lineTo(mCaptchaX + mCaptchaWidth, mCaptchaY);
    mCaptchaPath.lineTo(mCaptchaX + mCaptchaWidth, mCaptchaY + gap);
    // draw一个随机凹凸的圆
    drawPartCircle(new PointF(mCaptchaX + mCaptchaWidth, mCaptchaY + gap), new PointF(mCaptchaX + mCaptchaWidth, mCaptchaY + gap * 2), mCaptchaPath, mRandom.nextBoolean());
    // 右下角
    mCaptchaPath.lineTo(mCaptchaX + mCaptchaWidth, mCaptchaY + mCaptchaHeight);
    mCaptchaPath.lineTo(mCaptchaX + mCaptchaWidth - gap, mCaptchaY + mCaptchaHeight);
    // draw一个随机凹凸的圆
    drawPartCircle(new PointF(mCaptchaX + mCaptchaWidth - gap, mCaptchaY + mCaptchaHeight), new PointF(mCaptchaX + mCaptchaWidth - gap * 2, mCaptchaY + mCaptchaHeight), mCaptchaPath, mRandom.nextBoolean());
    // 左下角
    mCaptchaPath.lineTo(mCaptchaX, mCaptchaY + mCaptchaHeight);
    mCaptchaPath.lineTo(mCaptchaX, mCaptchaY + mCaptchaHeight - gap);
    // draw一个随机凹凸的圆
    drawPartCircle(new PointF(mCaptchaX, mCaptchaY + mCaptchaHeight - gap), new PointF(mCaptchaX, mCaptchaY + mCaptchaHeight - gap * 2), mCaptchaPath, mRandom.nextBoolean());
    mCaptchaPath.close();
/*        RectF oval = new RectF(mCaptchaX + gap, mCaptchaY - (r), mCaptchaX + gap + r * 2, mCaptchaY + (r));
        mCaptchaPath.addArc(oval, 180,180);
        mCaptchaPath.lineTo(mCaptchaX + mCaptchaWidth, mCaptchaY);
        //凹的话，麻烦一点，要利用多次move
        mCaptchaPath.lineTo(mCaptchaX + mCaptchaWidth, mCaptchaY + gap);
        oval = new RectF(mCaptchaX + mCaptchaWidth - r, mCaptchaY + gap, mCaptchaX + mCaptchaWidth + r, mCaptchaY + gap + r * 2);
        mCaptchaPath.addArc(oval, 90, 180);
        mCaptchaPath.moveTo(mCaptchaX + mCaptchaWidth, mCaptchaY + gap + r * 2);*/
/*
        mCaptchaPath.lineTo(mCaptchaX + mCaptchaWidth, mCaptchaY + mCaptchaHeight);
        mCaptchaPath.lineTo(mCaptchaX, mCaptchaY + mCaptchaHeight);
        mCaptchaPath.close();*/
}

Example 93 with PointF

use of android.graphics.PointF in project RxTools by vondear.

the class ActivityELMe method add.

@Override
public void add(View view, int position) {
    int[] addLocation = new int[2];
    int[] cartLocation = new int[2];
    int[] recycleLocation = new int[2];
    view.getLocationInWindow(addLocation);
    mShoppingCart.getLocationInWindow(cartLocation);
    mRightMenu.getLocationInWindow(recycleLocation);
    PointF startP = new PointF();
    PointF endP = new PointF();
    PointF controlP = new PointF();
    startP.x = addLocation[0];
    startP.y = addLocation[1] - recycleLocation[1];
    endP.x = cartLocation[0];
    endP.y = cartLocation[1] - recycleLocation[1];
    controlP.x = endP.x;
    controlP.y = startP.y;
    final RxFakeAddImageView rxFakeAddImageView = new RxFakeAddImageView(this);
    mMainLayout.addView(rxFakeAddImageView);
    rxFakeAddImageView.setImageResource(R.drawable.ic_add_circle_blue_700_36dp);
    rxFakeAddImageView.getLayoutParams().width = getResources().getDimensionPixelSize(R.dimen.item_dish_circle_size);
    rxFakeAddImageView.getLayoutParams().height = getResources().getDimensionPixelSize(R.dimen.item_dish_circle_size);
    rxFakeAddImageView.setVisibility(View.VISIBLE);
    ObjectAnimator addAnimator = ObjectAnimator.ofObject(rxFakeAddImageView, "mPointF", new RxPointFTypeEvaluator(controlP), startP, endP);
    addAnimator.setInterpolator(new AccelerateInterpolator());
    addAnimator.addListener(new Animator.AnimatorListener() {

        @Override
        public void onAnimationStart(Animator animator) {
            rxFakeAddImageView.setVisibility(View.VISIBLE);
        }

        @Override
        public void onAnimationEnd(Animator animator) {
            rxFakeAddImageView.setVisibility(View.GONE);
            mMainLayout.removeView(rxFakeAddImageView);
        }

        @Override
        public void onAnimationCancel(Animator animator) {
        }

        @Override
        public void onAnimationRepeat(Animator animator) {
        }
    });
    ObjectAnimator scaleAnimatorX = new ObjectAnimator().ofFloat(mShoppingCart, "scaleX", 0.6f, 1.0f);
    ObjectAnimator scaleAnimatorY = new ObjectAnimator().ofFloat(mShoppingCart, "scaleY", 0.6f, 1.0f);
    scaleAnimatorX.setInterpolator(new AccelerateInterpolator());
    scaleAnimatorY.setInterpolator(new AccelerateInterpolator());
    AnimatorSet animatorSet = new AnimatorSet();
    animatorSet.play(scaleAnimatorX).with(scaleAnimatorY).after(addAnimator);
    animatorSet.setDuration(800);
    animatorSet.start();
    showTotalPrice();
}

Example 94 with PointF

use of android.graphics.PointF in project StreetComplete by westnordost.

the class MapFragment method onDoubleTap.

/* -------------------------------- Touch responders --------------------------------------- */
@Override
public boolean onDoubleTap(float x, float y) {
    if (requestUnglueViewFromPosition()) {
        LngLat zoomTo = controller.screenPositionToLngLat(new PointF(x, y));
        controller.setPositionEased(zoomTo, 500);
    }
    controller.setZoomEased(controller.getZoom() + 1.5f, 500);
    updateView();
    return true;
}

Example 95 with PointF

use of android.graphics.PointF in project StreetComplete by westnordost.

the class QuestsMapFragment method getDisplayedArea.

public BoundingBox getDisplayedArea(Rect offset) {
    if (controller == null)
        return null;
    if (getView() == null)
        return null;
    Point size = new Point(getView().getWidth() - offset.left - offset.right, getView().getHeight() - offset.top - offset.bottom);
    if (size.equals(0, 0))
        return null;
    // 45°
    if (controller.getTilt() > Math.PI / 4f)
        return null;
    LatLon[] positions = new LatLon[4];
    positions[0] = getPositionAt(new PointF(offset.left, offset.top));
    positions[1] = getPositionAt(new PointF(offset.left + size.x, offset.top));
    positions[2] = getPositionAt(new PointF(offset.left, offset.top + size.y));
    positions[3] = getPositionAt(new PointF(offset.left + size.x, offset.top + size.y));
    // dealing with rotation: find each the largest latlon and the smallest latlon, that'll
    // be our bounding box
    Double latMin = null, lonMin = null, latMax = null, lonMax = null;
    for (LatLon position : positions) {
        double lat = position.getLatitude();
        double lon = position.getLongitude();
        if (latMin == null || latMin > lat)
            latMin = lat;
        if (latMax == null || latMax < lat)
            latMax = lat;
        if (lonMin == null || lonMin > lon)
            lonMin = lon;
        if (lonMax == null || lonMax < lon)
            lonMax = lon;
    }
    return new BoundingBox(latMin, lonMin, latMax, lonMax);
}