autojs量角器-相机背景

ui.layout(
  <frame fitsSystemWindows="false" id="parentView">
    <Camera2View id="camera2_view" layout_width="match_parent" layout_height="match_parent" />
    <canvas id="board" w="*" h="*"></canvas>
  </frame>
);

function getTouchListener() {
  let touchListener = function (view, event) {
    let x = event.getX();
    let y = event.getY();
    touchX = x;
    touchY = y;
    angle = parseInt(get2PointAngle({ x: 0, y: circle.y - circle.radius }, { x: x, y: y }, { x: 0, y: circle.y }));
    return true;
  };
  return touchListener;
}

path.addCircle(circle.x, circle.y, circle.radius, circle.dir);
canvas.clipPath(path, Region.Op.DIFFERENCE);

board.on("draw", (canvas) => {
  canvas.save();
  canvas.clipPath(path, Region.Op.DIFFERENCE);
  canvas.drawColor(colors.parseColor(config.mainColor));
  canvas.restore();
  drawScale(canvas);
  drawSlideBar(canvas);
  drawValueDisplayArea(canvas);
});

function drawValueDisplayArea(canvas) {
  let circle = config.circle;
  let x = circle.x + circle.radius / 2;
  let y = circle.y;
  let radius = circle.radius / 9;
  canvas.drawCircle(x, y, radius, ValueDisplayAreaPaint);
  canvas.save();
  canvas.translate(x, y);
  canvas.rotate(90);
  canvas.drawText(angle + "", 0, ValueDisplayAreaTextHeight / 2, config.ValueDisplayAreaTextPaint);
  canvas.restore();
}

ValueDisplayAreaTextPaint.setTextSize(70);
let rect = new Rect();
ValueDisplayAreaTextPaint.getTextBounds("1", 0, 1, rect);
ValueDisplayAreaTextHeight = rect.height();