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[apps/shared] Factorize go to parameter controllers in parent class

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(used in regression, graph, sequence)

Change-Id: I5e54bca17f9de7b21aeb705ea87818b064662904
This commit is contained in:
Émilie Feral
2017-03-30 16:08:40 +02:00
parent 4968ffff49
commit e76cab75c1
10 changed files with 92 additions and 114 deletions
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73
apps/regression/go_to_parameter_controller.cpp
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@@ -8,10 +8,8 @@ using namespace Poincare;
namespace Regression {
GoToParameterController::GoToParameterController(Responder * parentResponder, Store * store, CurveViewCursor * cursor) :
FloatParameterController(parentResponder),
m_abscisseCell(MessageTableCellWithEditableText(&m_selectableTableView, this, m_draftTextBuffer)),
Shared::GoToParameterController(parentResponder, store, cursor, I18n::Message::X),
m_store(store),
m_cursor(cursor),
m_xPrediction(true)
{
}
@@ -27,15 +25,6 @@ const char * GoToParameterController::title() {
return "Prediction sachant y";
}
int GoToParameterController::numberOfRows() {
return 2;
}
float GoToParameterController::previousParameterAtIndex(int index) {
assert(index == 0);
return m_previousParameter;
}
float GoToParameterController::parameterAtIndex(int index) {
assert(index == 0);
if (m_xPrediction) {
@@ -50,33 +39,26 @@ bool GoToParameterController::setParameterAtIndex(int parameterIndex, float f) {
app()->displayWarning(I18n::Message::ForbiddenValue);
return false;
}
float x = m_store->xValueForYValue(f);
if (m_xPrediction) {
float y = m_store->yValueForXValue(f);
if (fabsf(y) > k_maxDisplayableFloat) {
app()->displayWarning(I18n::Message::ForbiddenValue);
return false;
}
m_cursor->moveTo(f, y);
x = m_store->yValueForXValue(f);
}
if (fabsf(x) > k_maxDisplayableFloat) {
app()->displayWarning(I18n::Message::ForbiddenValue);
return false;
}
if (isnan(x)) {
app()->displayWarning(I18n::Message::ValueNotReachedByRegression);
return false;
}
if (m_xPrediction) {
m_cursor->moveTo(f, x);
} else {
float x = m_store->xValueForYValue(f);
if (fabsf(x) > k_maxDisplayableFloat) {
app()->displayWarning(I18n::Message::ForbiddenValue);
return false;
}
m_cursor->moveTo(x, f);
}
return true;
}
HighlightCell * GoToParameterController::reusableParameterCell(int index, int type) {
assert(index == 0);
return &m_abscisseCell;
}
int GoToParameterController::reusableParameterCellCount(int type) {
return 1;
}
void GoToParameterController::willDisplayCellForIndex(HighlightCell * cell, int index) {
if (index == numberOfRows()-1) {
return;
@@ -90,31 +72,4 @@ void GoToParameterController::willDisplayCellForIndex(HighlightCell * cell, int
FloatParameterController::willDisplayCellForIndex(cell, index);
}
bool GoToParameterController::textFieldDidFinishEditing(TextField * textField, const char * text) {
AppsContainer * appsContainer = ((TextFieldDelegateApp *)app())->container();
Context * globalContext = appsContainer->globalContext();
float floatBody = Expression::parse(text)->approximate(*globalContext);
float parameter = m_store->yValueForXValue(floatBody);
if (!m_xPrediction) {
parameter = m_store->xValueForYValue(floatBody);
}
if (isnan(parameter)) {
app()->displayWarning(I18n::Message::ValueNotReachedByRegression);
return false;
}
return FloatParameterController::textFieldDidFinishEditing(textField, text);
}
void GoToParameterController::viewWillAppear() {
m_previousParameter = parameterAtIndex(0);
}
void GoToParameterController::buttonAction() {
m_store->centerAxisAround(CurveViewRange::Axis::X, m_cursor->x());
m_store->centerAxisAround(CurveViewRange::Axis::Y, m_cursor->y());
StackViewController * stack = (StackViewController *)parentResponder();
stack->pop();
stack->pop();
}
}