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[apps/shared] ValuesController: reload memoized cell when abscissa is

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edited
This commit is contained in:
Émilie Feral
2019-10-03 16:49:57 +02:00
committed by LeaNumworks
parent 60ad096956
commit f995fb0fc2
4 changed files with 20 additions and 0 deletions
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17
apps/shared/values_controller.cpp
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@@ -224,6 +224,23 @@ double ValuesController::dataAtLocation(int columnIndex, int rowIndex) {
return intervalAtColumn(columnIndex)->element(rowIndex-1);
}
void ValuesController::didChangeRow(int row) {
/* Update the row memoization if it exists */
// Conversion of coordinates from absolute table to values table
int valuesRow = valuesRowForAbsoluteRow(row);
if (m_firstMemoizedRow > valuesRow || valuesRow >= m_firstMemoizedRow + k_maxNumberOfRows) {
// The changed row is out of the memoized table
return;
}
int memoizedRow = valuesRow - m_firstMemoizedRow;
int maxI = numberOfValuesColumns() - m_firstMemoizedColumn;
int nbOfMemoizedColumns = numberOfMemoizedColumn();
for (int i = 0; i < minInt(nbOfMemoizedColumns, maxI); i++) {
fillMemoizedBuffer(absoluteColumnForValuesColumn(m_firstMemoizedColumn + i), row, nbOfMemoizedColumns*memoizedRow+i);
}
}
int ValuesController::numberOfElementsInColumn(int columnIndex) const {
return const_cast<ValuesController *>(this)->intervalAtColumn(columnIndex)->numberOfElements();
}