#include <escher/table_view_data_source.h>
  
  void TableViewDataSource::willDisplayCellAtLocation(HighlightCell * cell, int i, int j) {
  }
  
  KDCoordinate TableViewDataSource::cumulatedWidthFromIndex(int i) {
    int result = 0;
    for (int k = 0; k < i; k++) {
      result += columnWidth(k);
    }
    return result;
  }
  
  KDCoordinate TableViewDataSource::cumulatedHeightFromIndex(int j) {
    int result = 0;
    for (int k = 0; k < j; k++) {
      result += rowHeight(k);
    }
    return result;
  }
  
  int TableViewDataSource::indexFromCumulatedWidth(KDCoordinate offsetX) {
    int result = 0;
    int i = 0;
    while (result < offsetX && i < numberOfColumns()) {
      result += columnWidth(i++);
    }
    return (result < offsetX || offsetX == 0) ? i : i - 1;
  }
  
  int TableViewDataSource::indexFromCumulatedHeight(KDCoordinate offsetY) {
    int result = 0;
    int j = 0;
    while (result < offsetY && j < numberOfRows()) {
      result += rowHeight(j++);
    }
    return (result < offsetY || offsetY == 0) ? j : j - 1;
  }