drawGrid method

void drawGrid({ required Canvas canvas, required double canvasWidth, required double canvasHeight, required int verticalGrids, required int horizontalGrids, required Color lineColor, required double strokeWidth, required double paddingTop, })

Implementation

void drawGrid({
  required Canvas canvas,
  required double canvasWidth,
  required double canvasHeight,
  required int verticalGrids,
  required int horizontalGrids,
  required Color lineColor,
  required double strokeWidth,
  required double paddingTop,
}) {
  _paint ??= Paint()
    ..isAntiAlias = true
    ..color = lineColor
    ..strokeWidth = strokeWidth
    ..style = PaintingStyle.stroke
    ..filterQuality = FilterQuality.high;
  double horizontalSpace = canvasWidth / horizontalGrids;
  for (int i = 1; i < horizontalGrids; i++) {
    double x = horizontalSpace * i;
    canvas.drawLine(
        Offset(x, 0), Offset(x, canvasHeight + paddingTop), _paint!);
  }

  double verticalSpace = canvasHeight / verticalGrids;
  for (int i = 1; i <= verticalGrids; i++) {
    double y = verticalSpace * i + paddingTop;
    canvas.drawLine(Offset(0, y), Offset(canvasWidth, y), _paint!);
  }
}