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[apps/regession] Improve graph banner view

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Change-Id: Ifceb03d33b796efd55f65a6249d49254450e5c35
This commit is contained in:
Émilie Feral
2017-06-07 15:28:32 +02:00
parent 731461e35e
commit 09b484c62d
6 changed files with 71 additions and 43 deletions
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88
apps/regression/graph_controller.cpp
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@@ -58,36 +58,35 @@ bool GraphController::handleEnter() {
}
void GraphController::reloadBannerView() {
m_bannerView.setMessageAtIndex(I18n::Message::RegressionFormula, 0);
m_bannerView.setMessageAtIndex(I18n::Message::RegressionFormula, 3);
char buffer[k_maxNumberOfCharacters + Complex::bufferSizeForFloatsWithPrecision(Constant::LargeNumberOfSignificantDigits)];
int numberOfChar = 0;
const char * legend = " a=";
float slope = m_store->slope();
const char * legend = " P(";
int legendLength = strlen(legend);
strlcpy(buffer, legend, legendLength+1);
numberOfChar += legendLength;
numberOfChar += Complex::convertFloatToText(slope, buffer+numberOfChar, Complex::bufferSizeForFloatsWithPrecision(Constant::LargeNumberOfSignificantDigits), Constant::LargeNumberOfSignificantDigits);
legend = " ";
if (m_selectedDotIndex == m_store->numberOfPairs()) {
legend = I18n::translate(I18n::Message::Mean);
legendLength = strlen(legend);
strlcpy(buffer+numberOfChar, legend, legendLength+1);
numberOfChar += legendLength;
} 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((float)m_selectedDotIndex, buffer+numberOfChar, Complex::bufferSizeForFloatsWithPrecision(Constant::LargeNumberOfSignificantDigits), Constant::LargeNumberOfSignificantDigits, Expression::FloatDisplayMode::Decimal);
}
legend = ") ";
legendLength = strlen(legend);
strlcpy(buffer+numberOfChar, legend, legendLength+1);
buffer[k_maxLegendLength] = 0;
m_bannerView.setLegendAtIndex(buffer, 1);
m_bannerView.setLegendAtIndex(buffer, 0);
numberOfChar = 0;
legend = " b=";
float yIntercept = m_store->yIntercept();
legendLength = strlen(legend);
strlcpy(buffer, legend, legendLength+1);
numberOfChar += legendLength;
numberOfChar += Complex::convertFloatToText(yIntercept, buffer+numberOfChar, Complex::bufferSizeForFloatsWithPrecision(Constant::LargeNumberOfSignificantDigits), Constant::LargeNumberOfSignificantDigits);
legend = " ";
legendLength = strlen(legend);
strlcpy(buffer+numberOfChar, legend, legendLength+1);
buffer[k_maxLegendLength] = 0;
m_bannerView.setLegendAtIndex(buffer, 2);
numberOfChar = 0;
legend = " x=";
legend = "x=";
float x = m_cursor->x();
// Display a specific legend if the mean dot is selected
if (m_selectedDotIndex == m_store->numberOfPairs()) {
@@ -99,14 +98,14 @@ void GraphController::reloadBannerView() {
strlcpy(buffer, legend, legendLength+1);
numberOfChar += legendLength;
numberOfChar += Complex::convertFloatToText(x, buffer+numberOfChar, Complex::bufferSizeForFloatsWithPrecision(Constant::LargeNumberOfSignificantDigits), Constant::LargeNumberOfSignificantDigits);
legend = " ";
legend = " ";
legendLength = strlen(legend);
strlcpy(buffer+numberOfChar, legend, legendLength+1);
buffer[k_maxLegendLength] = 0;
m_bannerView.setLegendAtIndex(buffer, 3);
m_bannerView.setLegendAtIndex(buffer, 1);
numberOfChar = 0;
legend = " y=";
legend = "y=";
float y = m_cursor->y();
if (m_selectedDotIndex == m_store->numberOfPairs()) {
constexpr static char legY[] = {Ion::Charset::YBar, '=', 0};
@@ -117,38 +116,63 @@ void GraphController::reloadBannerView() {
strlcpy(buffer, legend, legendLength+1);
numberOfChar += legendLength;
numberOfChar += Complex::convertFloatToText(y, buffer+numberOfChar, Complex::bufferSizeForFloatsWithPrecision(Constant::LargeNumberOfSignificantDigits), Constant::LargeNumberOfSignificantDigits);
legend = " ";
legend = " ";
legendLength = strlen(legend);
strlcpy(buffer+numberOfChar, legend, legendLength+1);
buffer[k_maxLegendLength] = 0;
m_bannerView.setLegendAtIndex(buffer, 2);
numberOfChar = 0;
legend = " a=";
float slope = m_store->slope();
legendLength = strlen(legend);
strlcpy(buffer, legend, legendLength+1);
numberOfChar += legendLength;
numberOfChar += Complex::convertFloatToText(slope, buffer+numberOfChar, Complex::bufferSizeForFloatsWithPrecision(Constant::LargeNumberOfSignificantDigits), Constant::LargeNumberOfSignificantDigits);
legend = " ";
legendLength = strlen(legend);
strlcpy(buffer+numberOfChar, legend, legendLength+1);
buffer[k_maxLegendLength] = 0;
m_bannerView.setLegendAtIndex(buffer, 4);
numberOfChar = 0;
legend = " r=";
float r = m_store->correlationCoefficient();
legend = " b=";
float yIntercept = m_store->yIntercept();
legendLength = strlen(legend);
strlcpy(buffer, legend, legendLength+1);
numberOfChar += legendLength;
numberOfChar += Complex::convertFloatToText(r, buffer+numberOfChar, Complex::bufferSizeForFloatsWithPrecision(Constant::LargeNumberOfSignificantDigits), Constant::LargeNumberOfSignificantDigits);
legend = " ";
numberOfChar += Complex::convertFloatToText(yIntercept, buffer+numberOfChar, Complex::bufferSizeForFloatsWithPrecision(Constant::LargeNumberOfSignificantDigits), Constant::LargeNumberOfSignificantDigits);
legend = " ";
legendLength = strlen(legend);
strlcpy(buffer+numberOfChar, legend, legendLength+1);
buffer[k_maxLegendLength] = 0;
m_bannerView.setLegendAtIndex(buffer, 5);
numberOfChar = 0;
legend = " r^2=";
legend = " r=";
float r = m_store->correlationCoefficient();
legendLength = strlen(legend);
strlcpy(buffer, legend, legendLength+1);
numberOfChar += legendLength;
numberOfChar += Complex::convertFloatToText(r, buffer+numberOfChar, Complex::bufferSizeForFloatsWithPrecision(Constant::LargeNumberOfSignificantDigits), Constant::LargeNumberOfSignificantDigits);
legend = " ";
legendLength = strlen(legend);
strlcpy(buffer+numberOfChar, legend, legendLength+1);
buffer[k_maxLegendLength+10] = 0;
m_bannerView.setLegendAtIndex(buffer, 6);
numberOfChar = 0;
legend = " r2=";
float r2 = m_store->squaredCorrelationCoefficient();
legendLength = strlen(legend);
strlcpy(buffer, legend, legendLength+1);
numberOfChar += legendLength;
numberOfChar += Complex::convertFloatToText(r2, buffer+numberOfChar, Complex::bufferSizeForFloatsWithPrecision(Constant::LargeNumberOfSignificantDigits), Constant::LargeNumberOfSignificantDigits);
legend = " ";
legend = " ";
legendLength = strlen(legend);
strlcpy(buffer+numberOfChar, legend, legendLength+1);
buffer[k_maxLegendLength] = 0;
m_bannerView.setLegendAtIndex(buffer, 6);
m_bannerView.setLegendAtIndex(buffer, 7);
}
void GraphController::initRangeParameters() {