handleMouseEvent method

void handleMouseEvent(MouseEvent event, int localX, int localY)

Handles mouse interactions.

Implementation

void handleMouseEvent(MouseEvent event, int localX, int localY) {
  final resolvedWidth = widget.width ?? _lastWidth;
  final resolvedHeight = widget.height ?? _lastHeight;
  if (resolvedWidth <= 0 || resolvedHeight <= 0) return;

  // Body is always at (0, 0) with width W - 1 and height H - 1
  final inBounds =
      localX >= 0 &&
      localX < resolvedWidth - 1 &&
      localY >= 0 &&
      localY < resolvedHeight - 1;

  if (event.type == MouseEventType.press) {
    if (inBounds) {
      setState(() {
        _isPressed = true;
        _isHovered = false;

        final clickPoint = Point(localX, localY);
        triggerEffect(_ripple, clickPoint);
      });
    }
  } else if (event.type == MouseEventType.release) {
    if (_isPressed) {
      setState(() {
        _isPressed = false;
        _ripple.reset();
        if (inBounds) {
          _isHovered = true;
          widget.onPressed();
        } else {
          _isHovered = false;
        }
      });
    }
  } else if (event.type == MouseEventType.move ||
      event.type == MouseEventType.drag) {
    final oldHovered = _isHovered;
    _isHovered = inBounds && !_isPressed;
    if (_isHovered != oldHovered) {
      setState(() {});
    }
  }
}