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[apps/regression] In graph, make selected dot persistent in snapshot

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Change-Id: I0d1ca7bd45678861c946b2c1e6d580b9537089e2
This commit is contained in:
Émilie Feral
2017-06-12 16:38:50 +02:00
parent 25aee1c2b2
commit 37fc0ab60a
4 changed files with 29 additions and 22 deletions
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38
apps/regression/graph_controller.cpp
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@@ -6,14 +6,14 @@ using namespace Shared;
namespace Regression {
GraphController::GraphController(Responder * parentResponder, ButtonRowController * header, Store * store, CurveViewCursor * cursor, uint32_t * modelVersion, uint32_t * rangeVersion) :
GraphController::GraphController(Responder * parentResponder, ButtonRowController * header, Store * store, CurveViewCursor * cursor, uint32_t * modelVersion, uint32_t * rangeVersion, int * selectedDotIndex) :
InteractiveCurveViewController(parentResponder, header, store, &m_view, cursor, modelVersion, rangeVersion),
m_bannerView(),
m_view(store, m_cursor, &m_bannerView, &m_cursorView),
m_store(store),
m_initialisationParameterController(this, m_store),
m_predictionParameterController(this, m_store, m_cursor, this),
m_selectedDotIndex(-1)
m_selectedDotIndex(selectedDotIndex)
{
m_store->setCursor(m_cursor);
}
@@ -37,7 +37,7 @@ I18n::Message GraphController::emptyMessage() {
}
void GraphController::selectRegressionCurve() {
m_selectedDotIndex = -1;
*m_selectedDotIndex = -1;
}
BannerView * GraphController::bannerView() {
@@ -66,18 +66,18 @@ void GraphController::reloadBannerView() {
int legendLength = strlen(legend);
strlcpy(buffer, legend, legendLength+1);
numberOfChar += legendLength;
if (m_selectedDotIndex == m_store->numberOfPairs()) {
if (*m_selectedDotIndex == m_store->numberOfPairs()) {
legend = I18n::translate(I18n::Message::MeanDot);
legendLength = strlen(legend);
strlcpy(buffer+numberOfChar, legend, legendLength+1);
numberOfChar += legendLength;
} else if (m_selectedDotIndex < 0) {
} else if (*m_selectedDotIndex < 0) {
legend = I18n::translate(I18n::Message::Reg);
legendLength = strlen(legend);
strlcpy(buffer+numberOfChar, legend, legendLength+1);
numberOfChar += legendLength;
} else {
numberOfChar += Complex::convertFloatToText(roundf((float)m_selectedDotIndex+1.0f), buffer+numberOfChar, Complex::bufferSizeForFloatsWithPrecision(Constant::LargeNumberOfSignificantDigits), Constant::LargeNumberOfSignificantDigits, Expression::FloatDisplayMode::Decimal);
numberOfChar += Complex::convertFloatToText(roundf((float)*m_selectedDotIndex+1.0f), buffer+numberOfChar, Complex::bufferSizeForFloatsWithPrecision(Constant::LargeNumberOfSignificantDigits), Constant::LargeNumberOfSignificantDigits, Expression::FloatDisplayMode::Decimal);
}
legend = ") ";
legendLength = strlen(legend);
@@ -89,7 +89,7 @@ void GraphController::reloadBannerView() {
legend = "x=";
float x = m_cursor->x();
// Display a specific legend if the mean dot is selected
if (m_selectedDotIndex == m_store->numberOfPairs()) {
if (*m_selectedDotIndex == m_store->numberOfPairs()) {
constexpr static char legX[] = {Ion::Charset::XBar, '=', 0};
legend = legX;
x = m_store->meanOfColumn(0);
@@ -107,7 +107,7 @@ void GraphController::reloadBannerView() {
numberOfChar = 0;
legend = "y=";
float y = m_cursor->y();
if (m_selectedDotIndex == m_store->numberOfPairs()) {
if (*m_selectedDotIndex == m_store->numberOfPairs()) {
constexpr static char legY[] = {Ion::Charset::YBar, '=', 0};
legend = legY;
y = m_store->meanOfColumn(1);
@@ -184,20 +184,20 @@ void GraphController::initCursorParameters() {
float y = m_store->yValueForXValue(x);
m_cursor->moveTo(x, y);
m_store->panToMakePointVisible(x, y, k_cursorTopMarginRatio, k_cursorRightMarginRatio, k_cursorBottomMarginRatio, k_cursorLeftMarginRatio);
m_selectedDotIndex = -1;
selectRegressionCurve();
}
bool GraphController::moveCursorHorizontally(int direction) {
if (m_selectedDotIndex >= 0) {
int dotSelected = m_store->nextDot(direction, m_selectedDotIndex);
if (*m_selectedDotIndex >= 0) {
int dotSelected = m_store->nextDot(direction, *m_selectedDotIndex);
if (dotSelected >= 0 && dotSelected < m_store->numberOfPairs()) {
m_selectedDotIndex = dotSelected;
m_cursor->moveTo(m_store->get(0, m_selectedDotIndex), m_store->get(1, m_selectedDotIndex));
*m_selectedDotIndex = dotSelected;
m_cursor->moveTo(m_store->get(0, *m_selectedDotIndex), m_store->get(1, *m_selectedDotIndex));
m_store->panToMakePointVisible(m_cursor->x(), m_cursor->y(), k_cursorTopMarginRatio, k_cursorRightMarginRatio, k_cursorBottomMarginRatio, k_cursorLeftMarginRatio);
return true;
}
if (dotSelected == m_store->numberOfPairs()) {
m_selectedDotIndex = dotSelected;
*m_selectedDotIndex = dotSelected;
m_cursor->moveTo(m_store->meanOfColumn(0), m_store->meanOfColumn(1));
m_store->panToMakePointVisible(m_cursor->x(), m_cursor->y(), k_cursorTopMarginRatio, k_cursorRightMarginRatio, k_cursorBottomMarginRatio, k_cursorLeftMarginRatio);
return true;
@@ -214,9 +214,9 @@ bool GraphController::moveCursorHorizontally(int direction) {
bool GraphController::moveCursorVertically(int direction) {
float yRegressionCurve = m_store->yValueForXValue(m_cursor->x());
if (m_selectedDotIndex >= 0) {
if (*m_selectedDotIndex >= 0) {
if ((yRegressionCurve - m_cursor->y() > 0) == (direction > 0)) {
m_selectedDotIndex = -1;
*m_selectedDotIndex = -1;
m_cursor->moveTo(m_cursor->x(), yRegressionCurve);
m_store->panToMakePointVisible(m_cursor->x(), m_cursor->y(), k_cursorTopMarginRatio, k_cursorRightMarginRatio, k_cursorBottomMarginRatio, k_cursorLeftMarginRatio);
return true;
@@ -226,13 +226,13 @@ bool GraphController::moveCursorVertically(int direction) {
} else {
int dotSelected = m_store->closestVerticalDot(direction, m_cursor->x());
if (dotSelected >= 0 && dotSelected < m_store->numberOfPairs()) {
m_selectedDotIndex = dotSelected;
m_cursor->moveTo(m_store->get(0, m_selectedDotIndex), m_store->get(1, m_selectedDotIndex));
*m_selectedDotIndex = dotSelected;
m_cursor->moveTo(m_store->get(0, *m_selectedDotIndex), m_store->get(1, *m_selectedDotIndex));
m_store->panToMakePointVisible(m_cursor->x(), m_cursor->y(), k_cursorTopMarginRatio, k_cursorRightMarginRatio, k_cursorBottomMarginRatio, k_cursorLeftMarginRatio);
return true;
}
if (dotSelected == m_store->numberOfPairs()) {
m_selectedDotIndex = dotSelected;
*m_selectedDotIndex = dotSelected;
m_cursor->moveTo(m_store->meanOfColumn(0), m_store->meanOfColumn(1));
m_store->panToMakePointVisible(m_cursor->x(), m_cursor->y(), k_cursorTopMarginRatio, k_cursorRightMarginRatio, k_cursorBottomMarginRatio, k_cursorLeftMarginRatio);
return true;