TextViewport constructor

const TextViewport({ required int startRow, required int endRow, required int totalRows, required int startColumn, required int endColumn, required int totalColumns, })

Implementation

const TextViewport({
  required this.startRow,
  required this.endRow,
  required this.totalRows,
  required this.startColumn,
  required this.endColumn,
  required this.totalColumns,
});