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[shared] Create ExpiringPointer: in DEBUG, check that pointers to

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memoized functions are not used when invalid
This commit is contained in:
Émilie Feral
2018-10-23 17:46:15 +02:00
parent 8e6cff9572
commit e8b58a2b5b
29 changed files with 108 additions and 49 deletions
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4
apps/graph/graph/intersection_graph_controller.cpp
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@@ -24,11 +24,11 @@ void IntersectionGraphController::reloadBannerView() {
const char * space = " ";
const char * legend = "=";
// 'f(x)=g(x)=', keep 2 chars for '='
StorageCartesianFunction * f = functionStore()->modelForRecord(m_record);
ExpiringPointer<StorageCartesianFunction> f = functionStore()->modelForRecord(m_record);
int numberOfChar = f->nameWithArgument(buffer, bufferSize-2, StorageCartesianFunctionStore::Symbol());
numberOfChar += strlcpy(buffer+numberOfChar, legend, bufferSize-numberOfChar);
// keep 1 char for '=';
StorageCartesianFunction * g = functionStore()->modelForRecord(m_intersectedRecord);
ExpiringPointer<StorageCartesianFunction> g = functionStore()->modelForRecord(m_intersectedRecord);
numberOfChar += g->nameWithArgument(buffer, bufferSize-numberOfChar-1, StorageCartesianFunctionStore::Symbol());
numberOfChar += strlcpy(buffer+numberOfChar, legend, bufferSize-numberOfChar);
numberOfChar += PoincareHelpers::ConvertFloatToText<double>(m_cursor->y(), buffer+numberOfChar, bufferSize-numberOfChar, Constant::MediumNumberOfSignificantDigits);