static bool exportCSV(std::string const& filename)
{
std::ofstream file(filename.c_str());
if (!file.is_open())
{
flashMessage("Could not save document!");
return false;
}
// Write all the cells
for (int y = 0; y < currentDoc().height_; ++y)
{
for (int x = 0; x < currentDoc().width_; ++x)
{
Cell const& cell = getCell(Index(x, y));
file << getText(cell);
if (x < (currentDoc().width_ - 1))
{
file << currentDoc().delimiter_;
}
else
{
if (y < (currentDoc().height_ - 1))
file << std::endl;
}
}
}
return true;
}
bool load(std::string const& filename)
{
std::ifstream file(filename.c_str());
if (!file.is_open())
{
logError("Could not open document '", filename, "'");
flashMessage("Could not open document!");
return false;
}
std::string data = "";
std::string line = "";
while (std::getline(file, line))
data += line + "\n";
if (data.size() == 0)
{
logError("No data in file '", filename, "'");
return false;
}
// Determin if we are reading a zum file, of a csv type of file.
if (data.size() > 5 && data[0] == 'Z' && data[1] == 'U' && data[2] == 'M' && data[3] == '1' && data[4] == '\n')
{
if (!loadZum1(data))
{
logError("Could not parse document '", filename, "'");
return false;
}
}
else
{
if (!loadCSV(data, 0))
{
logError("Could not parse document '", filename, "'");
return false;
}
}
currentDoc().filename_ = filename;
currentDoc().readOnly_ = false;
return true;
}
void loop() {
if (digitalRead(switchPin) == LOW) {
flashMessage(message);
}
}
bool save(std::string const& filename)
{
logInfo("Saving document: ", filename);
std::ofstream file(filename.c_str());
if (!file.is_open())
{
flashMessage("Could not save document!");
return false;
}
// Collect and sort the cells, so they are saved in the same order
std::vector<Index> allCells;
allCells.reserve(currentDoc().cells_.size());
for (auto it : currentDoc().cells_)
allCells.push_back(it.first);
std::stable_sort(allCells.begin(), allCells.end(), [](Index const& lhs, Index const& rhs) -> bool { return lhs.y < rhs.y; });
std::stable_sort(allCells.begin(), allCells.end(), [](Index const& lhs, Index const& rhs) -> bool { return lhs.x < rhs.x; });
// Collect and sort all columns so they are saved in the same order
std::vector<int> allColumns;
allColumns.reserve(currentDoc().columnWidth_.size());
for (auto it : currentDoc().columnWidth_)
allColumns.push_back(it.first);
std::stable_sort(allColumns.begin(), allColumns.end());
// Write file header
file << "ZUM1" << std::endl;
// Write column information section
file << std::endl << "[columns]" << std::endl;
for (auto col : allColumns)
file << Index::columnToStr(col) << " = " << currentDoc().columnWidth_[col] << std::endl;
// Write cell content
file << std::endl << "[data]" << std::endl;
for (auto idx: allCells)
{
const std::string text = getText(getCell(idx));
if (!text.empty())
file << idx.toStr() << " = " << text << std::endl;
}
// Write cell format
file << std::endl << "[format]" << std::endl;
for (auto idx: allCells)
{
const Cell & cell = getCell(idx);
if (cell.format != 0)
file << idx.toStr() << " = " << formatToStr(cell.format) << std::endl;
}
file << std::endl;
currentDoc().filename_ = filename;
return true;
}
