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[apps] Graph: change banner view when displaying Tangent in graph view

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This commit is contained in:
Émilie Feral
2018-01-08 17:44:33 +01:00
committed by EmilieNumworks
parent f19e31f4cd
commit d1808ae26f
8 changed files with 80 additions and 39 deletions
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12
apps/shared/function_graph_controller.cpp
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@@ -50,6 +50,8 @@ bool FunctionGraphController::handleEnter() {
void FunctionGraphController::reloadBannerView() {
char buffer[k_maxNumberOfCharacters+PrintFloat::bufferSizeForFloatsWithPrecision(Constant::LargeNumberOfSignificantDigits)];
const char * space = " ";
int spaceLength = strlen(space);
const char * legend = "0=";
int legendLength = strlen(legend);
int numberOfChar = 0;
@@ -57,9 +59,8 @@ void FunctionGraphController::reloadBannerView() {
numberOfChar += legendLength;
buffer[0] = functionStore()->symbol();
numberOfChar += Complex<float>::convertFloatToText(m_cursor->x(), buffer+numberOfChar, PrintFloat::bufferSizeForFloatsWithPrecision(Constant::MediumNumberOfSignificantDigits), Constant::MediumNumberOfSignificantDigits);
legend = " ";
legendLength = strlen(legend);
strlcpy(buffer+numberOfChar, legend, legendLength+1);
strlcpy(buffer+numberOfChar, space, spaceLength+1);
buffer[k_maxLegendLength] = 0;
bannerView()->setLegendAtIndex(buffer, 0);
numberOfChar = 0;
@@ -75,9 +76,8 @@ void FunctionGraphController::reloadBannerView() {
Function * f = functionStore()->activeFunctionAtIndex(m_indexFunctionSelectedByCursor);
buffer[0] = f->name()[0];
numberOfChar += Complex<float>::convertFloatToText(m_cursor->y(), buffer+legendLength, PrintFloat::bufferSizeForFloatsWithPrecision(Constant::MediumNumberOfSignificantDigits), Constant::MediumNumberOfSignificantDigits);
legend = " ";
legendLength = strlen(legend);
strlcpy(buffer+numberOfChar, legend, legendLength+1);
strlcpy(buffer+numberOfChar, space, spaceLength+1);
buffer[k_maxLegendLength] = 0;
bannerView()->setLegendAtIndex(buffer, 1);
}