updateTextScale method

void updateTextScale(
  1. ScaleUpdateDetails details
)

Implementation

void updateTextScale(ScaleUpdateDetails details) {
  double newScaleFactor = state.baseScaleFactor.value * details.scale;
  if (newScaleFactor < 1.0) {
    newScaleFactor = 1.0;
  } else if (newScaleFactor < 4) {
    state.scaleFactor.value = newScaleFactor;
  }

  update(['_pageViewBuild']);
}