drawRightSelectView method

void drawRightSelectView(Canvas canvas, int index)

Implementation

void drawRightSelectView(Canvas canvas, int index) {
  DepthEntity entity = mSellData![index];
  double dx = getSellX(index);
  double dy = getY(entity.vol);

  /// draw overlay barrier model
  canvas.drawRect(
    Rect.fromLTRB(dx, 0, mWidth, mDrawHeight),
    mBarrierPathPaint!,
  );

  /// draw cross line
  canvas.drawDashLine(
    Offset(dx, 0),
    Offset(dx, mDrawHeight),
    crossPaint ?? Paint(),
  );

  /// draw dot
  canvas.drawCircle(
    Offset(dx, dy),
    chartStyle.dotRadius * .6,
    mSellLinePaint!..style = PaintingStyle.fill,
  );
  canvas.drawCircle(
    Offset(dx, dy),
    chartStyle.dotRadius,
    mSellLinePaint!..style = PaintingStyle.stroke,
  );

  ///draw popup info
  ///
  _PopupPainter popupPainter = _PopupPainter(
    translations: this.chartTranslations,
    chartColors: this.chartColors,
    chartStyle: this.chartStyle,
    price: NumberUtil.format(entity.price, quoteUnit) ?? '',
    amount: NumberUtil.formatCompact(entity.vol, baseUnit),
  );

  dx = dx < mWidth * 0.75
      ? dx + offset.dx
      : dx - offset.dx - popupPainter.width;
  // dx = dx + offset.dx;
  // dy = dy < mDrawHeight / 2
  //   ? dy + offset.dy
  //   : dy - offset.dy - popupPainter.height;
  dy = (dy - popupPainter.height / 2)
      .clamp(offset.dy, mDrawHeight - popupPainter.height - offset.dy);

  Rect rect = Rect.fromLTWH(dx, dy, popupPainter.width, popupPainter.height);
  RRect boxRect =
      RRect.fromRectAndRadius(rect, Radius.circular(chartStyle.radius));

  canvas.drawRRect(boxRect, selectPaint!);
  canvas.drawRRect(boxRect, selectBorderPaint!);
  popupPainter.paint(canvas, rect.topLeft);
}