uPdfRectFromArray function
Rect
uPdfRectFromArray(
- List<Object?>? values, {
- Rect fallback = const Rect.fromLTWH(0, 0, 612, 792),
})
Implementation
Rect uPdfRectFromArray(List<Object?>? values, {Rect fallback = const Rect.fromLTWH(0, 0, 612, 792)}) {
if (values == null || values.length < 4) return fallback;
final List<double> numbers = <double>[];
for (final Object? value in values) {
if (value is num) numbers.add(value.toDouble());
}
if (numbers.length < 4) return fallback;
final double left = numbers[0] < numbers[2] ? numbers[0] : numbers[2];
final double right = numbers[0] < numbers[2] ? numbers[2] : numbers[0];
final double bottom = numbers[1] < numbers[3] ? numbers[1] : numbers[3];
final double top = numbers[1] < numbers[3] ? numbers[3] : numbers[1];
final Rect rect = Rect.fromLTRB(left, bottom, right, top);
return rect.width <= 0 || rect.height <= 0 ? fallback : rect;
}