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[poincare] Function expression

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This commit is contained in:
Léa Saviot
2018-09-25 11:45:05 +02:00
committed by Émilie Feral
parent 3bbb8b39d1
commit 522f5e781e
9 changed files with 123 additions and 9 deletions
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5
apps/graph/graph/graph_controller.cpp
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@@ -2,11 +2,10 @@
#include "../app.h"
using namespace Shared;
using namespace Poincare;
namespace Graph {
GraphController::GraphController(Responder * parentResponder, CartesianFunctionStore * functionStore, Shared::InteractiveCurveViewRange * curveViewRange, CurveViewCursor * cursor, int * indexFunctionSelectedByCursor, uint32_t * modelVersion, uint32_t * rangeVersion, Preferences::AngleUnit * angleUnitVersion, ButtonRowController * header) :
GraphController::GraphController(Responder * parentResponder, CartesianFunctionStore * functionStore, Shared::InteractiveCurveViewRange * curveViewRange, CurveViewCursor * cursor, int * indexFunctionSelectedByCursor, uint32_t * modelVersion, uint32_t * rangeVersion, Poincare::Preferences::AngleUnit * angleUnitVersion, ButtonRowController * header) :
FunctionGraphController(parentResponder, header, curveViewRange, &m_view, cursor, indexFunctionSelectedByCursor, modelVersion, rangeVersion, angleUnitVersion),
m_bannerView(),
m_view(functionStore, curveViewRange, m_cursor, &m_bannerView, &m_cursorView),
@@ -44,7 +43,7 @@ float GraphController::interestingXRange() {
TextFieldDelegateApp * myApp = (TextFieldDelegateApp *)app();
for (int i = 0; i < functionStore()->numberOfActiveFunctions(); i++) {
Function * f = functionStore()->activeFunctionAtIndex(i);
float fRange = f->expression(myApp->localContext()).characteristicXRange(*(myApp->localContext()), Preferences::sharedPreferences()->angleUnit());
float fRange = f->expression(myApp->localContext()).characteristicXRange(*(myApp->localContext()), Poincare::Preferences::sharedPreferences()->angleUnit());
if (!std::isnan(fRange)) {
characteristicRange = fRange > characteristicRange ? fRange : characteristicRange;
}