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[apps] Modular reimplementation of application models (stores and

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ranges) and of curve views/curve view controllers.

Change-Id: If4ca9bf1bec024917ef540a3fc7baefa8700f7ba
This commit is contained in:
Émilie Feral
2017-01-09 14:57:13 +01:00
parent 6e9528103b
commit affda5eae9
70 changed files with 1406 additions and 1416 deletions
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104
apps/regression/graph_controller.cpp
View File

@@ -3,29 +3,21 @@
namespace Regression {
GraphController::GraphController(Responder * parentResponder, HeaderViewController * headerViewController, Store * store) :
CurveViewWindowWithBannerAndCursorController(parentResponder, headerViewController, store, &m_view),
m_view(GraphView(store, &m_bannerView, &m_cursorView)),
InteractiveCurveViewController(parentResponder, headerViewController, store, &m_view),
m_bannerView(BannerView()),
m_view(GraphView(store, &m_cursor, &m_bannerView, &m_cursorView)),
m_store(store),
m_initialisationParameterController(InitialisationParameterController(this, m_store)),
m_predictionParameterController(PredictionParameterController(this, m_store))
m_predictionParameterController(PredictionParameterController(this, m_store, &m_cursor)),
m_selectedDotIndex(-1)
{
m_store->setCursor(&m_cursor);
}
ViewController * GraphController::initialisationParameterController() {
return &m_initialisationParameterController;
}
void GraphController::didBecomeFirstResponder() {
uint32_t storeChecksum = m_store->checksum();
if (m_storeVersion != storeChecksum) {
m_storeVersion = storeChecksum;
m_store->initWindowParameters();
m_store->initCursorPosition();
}
CurveViewWindowWithBannerAndCursorController::didBecomeFirstResponder();
}
bool GraphController::isEmpty() {
if (m_store->numberOfPairs() < 2 || isinf(m_store->slope()) || isnan(m_store->slope())) {
return true;
@@ -40,8 +32,20 @@ const char * GraphController::emptyMessage() {
return "Pas assez de donnees pour un regression";
}
BannerView * GraphController::bannerView() {
return &m_bannerView;
}
CurveView * GraphController::curveView() {
return &m_view;
}
InteractiveCurveViewRange * GraphController::interactiveCurveViewRange() {
return m_store;
}
bool GraphController::handleEnter() {
if (m_store->selectedDotIndex() == -1) {
if (m_selectedDotIndex == -1) {
stackController()->push(&m_predictionParameterController);
return true;
}
@@ -66,9 +70,9 @@ void GraphController::reloadBannerView() {
m_bannerView.setLegendAtIndex(buffer, 2);
legend = "x = ";
float x = m_store->xCursorPosition();
float x = m_cursor.x();
// Display a specific legend if the mean dot is selected
if (m_store->selectedDotIndex() == m_store->numberOfPairs()) {
if (m_selectedDotIndex == m_store->numberOfPairs()) {
legend = "x^ = ";
x = m_store->meanOfColumn(0);
}
@@ -78,8 +82,8 @@ void GraphController::reloadBannerView() {
m_bannerView.setLegendAtIndex(buffer, 3);
legend = "y = ";
float y = m_store->yCursorPosition();
if (m_store->selectedDotIndex() == m_store->numberOfPairs()) {
float y = m_cursor.y();
if (m_selectedDotIndex == m_store->numberOfPairs()) {
legend = "y^ = ";
y = m_store->meanOfColumn(1);
}
@@ -91,4 +95,66 @@ void GraphController::reloadBannerView() {
m_bannerView.layoutSubviews();
}
void GraphController::initRangeParameters() {
m_store->setDefault();
}
void GraphController::initCursorParameters() {
float x = (m_store->xMin() + m_store->xMax())/2.0f;
float y = m_store->yValueForXValue(x);
m_store->moveCursorTo(x, y);
m_selectedDotIndex = -1;
}
int GraphController::moveCursorHorizontally(int direction) {
if (m_selectedDotIndex >= 0) {
int dotSelected = m_store->nextDot(direction, m_selectedDotIndex);
if (dotSelected >= 0 && dotSelected < m_store->numberOfPairs()) {
m_selectedDotIndex = dotSelected;
return m_store->moveCursorTo(m_store->get(0, m_selectedDotIndex), m_store->get(1, m_selectedDotIndex));
}
if (dotSelected == m_store->numberOfPairs()) {
m_selectedDotIndex = dotSelected;
return m_store->moveCursorTo(m_store->meanOfColumn(0), m_store->meanOfColumn(1));
}
return -1;
} else {
float x = direction > 0 ? m_cursor.x() + m_store->xGridUnit()/InteractiveCurveViewRange::k_numberOfCursorStepsInGradUnit :
m_cursor.x() - m_store->xGridUnit()/InteractiveCurveViewRange::k_numberOfCursorStepsInGradUnit;
float y = m_store->yValueForXValue(x);
return m_store->moveCursorTo(x, y);
}
}
int GraphController::moveCursorVertically(int direction) {
float yRegressionCurve = m_store->yValueForXValue(m_cursor.x());
if (m_selectedDotIndex >= 0) {
if ((yRegressionCurve - m_cursor.y() > 0) == (direction > 0)) {
m_selectedDotIndex = -1;
return m_store->moveCursorTo(m_cursor.x(), yRegressionCurve);
} else {
return -1;
}
} else {
int dotSelected = m_store->closestVerticalDot(direction, m_cursor.x());
if (dotSelected >= 0 && dotSelected < m_store->numberOfPairs()) {
m_selectedDotIndex = dotSelected;
return m_store->moveCursorTo(m_store->get(0, m_selectedDotIndex), m_store->get(1, m_selectedDotIndex));
}
if (dotSelected == m_store->numberOfPairs()) {
m_selectedDotIndex = dotSelected;
return m_store->moveCursorTo(m_store->meanOfColumn(0), m_store->meanOfColumn(1));
}
return -1;
}
}
uint32_t GraphController::modelVersion() {
return m_store->storeChecksum();
}
uint32_t GraphController::rangeVersion() {
return m_store->rangeChecksum();
}
}