drawChart method

@override void drawChart(Canvas canvas, Size size)

draw chart

Implementation

@override
void drawChart(Canvas canvas, Size size) {
  canvas.save();
  canvas.translate(mTranslateX * scaleX + chartStyle.leftPadding, 0.0);
  canvas.scale(scaleX, 1.0);
  for (int i = mStartIndex; datas != null && i <= mStopIndex; i++) {
    KLineEntity? curPoint = datas?[i];
    if (curPoint == null) continue;
    KLineEntity lastPoint = i == 0 ? curPoint : datas![i - 1];
    double curX = getX(i);
    double lastX = i == 0 ? curX : getX(i - 1);

    mMainRenderer.drawChart(lastPoint, curPoint, lastX, curX, size, canvas);
    mVolRenderer?.drawChart(lastPoint, curPoint, lastX, curX, size, canvas);
    for (var element in mSecondaryRendererList) {
      element.drawChart(lastPoint, curPoint, lastX, curX, size, canvas);
    }
  }

  if (chartStyle.isLongFocus &&
      ((isLongPress == true || (isTapShowInfoDialog && longPressTriggered)) &&
          isTrendLine == false)) {
    drawCrossLine(canvas, size);
  } else if (!chartStyle.isLongFocus &&
      ((isLongPress == true || (isTapShowInfoDialog && isOnTap)) &&
          isTrendLine == false)) {
    drawCrossLine(canvas, size);
  }
  if (isTrendLine == true) drawTrendLines(canvas, size);
  canvas.restore();
}