drawDots method
void
drawDots(
- CanvasWrapper canvasWrapper,
- LineChartBarData barData,
- PaintHolder<
LineChartData> holder
Implementation
@visibleForTesting
void drawDots(
CanvasWrapper canvasWrapper,
LineChartBarData barData,
PaintHolder<LineChartData> holder,
) {
if (!barData.dotData.show || barData.spots.isEmpty) {
return;
}
final viewSize = canvasWrapper.size;
final barXDelta = getBarLineXLength(barData, viewSize, holder);
for (var i = 0; i < barData.spots.length; i++) {
final spot = barData.spots[i];
if (spot.isNotNull() && barData.dotData.checkToShowDot(spot, barData)) {
final x = getPixelX(spot.x, viewSize, holder);
final y = getPixelY(spot.y, viewSize, holder);
final xPercentInLine = (x / barXDelta) * 100;
final painter =
barData.dotData.getDotPainter(spot, xPercentInLine, barData, i);
canvasWrapper.drawDot(painter, spot, Offset(x, y));
}
}
}