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[poincare][apps] Make preferences a const object accessible from

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anywhere (poincare and apps)

Change-Id: I49cc6bf940d1efeb6b153daac949ffcb23999a8d
This commit is contained in:
Émilie Feral
2017-02-14 15:34:41 +01:00
parent 7382a09b86
commit e5e9f7cc41
115 changed files with 691 additions and 565 deletions
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4
apps/graph/function.cpp
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@@ -16,12 +16,12 @@ void Function::setDisplayDerivative(bool display) {
m_displayDerivative = display;
}
float Function::approximateDerivative(float x, Poincare::Context * context, Poincare::Expression::AngleUnit angleUnit) const {
float Function::approximateDerivative(float x, Poincare::Context * context) const {
Poincare::Complex abscissa = Poincare::Complex(x);
Poincare::Expression * args[2] = {m_expression, &abscissa};
Poincare::Derivative derivative = Poincare::Derivative();
derivative.setArgument(args, 2, true);
return derivative.approximate(*context, angleUnit);
return derivative.approximate(*context);
}
char Function::symbol() const {