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[shared] Factorize GraphController::initCursorParameters of Graph and

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This commit is contained in:
Émilie Feral
2018-07-06 13:46:12 +02:00
committed by EmilieNumworks
parent 9dc775295b
commit 66d920a280
6 changed files with 24 additions and 29 deletions
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15
apps/graph/graph/graph_controller.cpp
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@@ -79,21 +79,6 @@ bool GraphController::moveCursorHorizontally(int direction) {
return privateMoveCursorHorizontally(m_cursor, direction, m_graphRange, k_numberOfCursorStepsInGradUnit, f, myApp, k_cursorTopMarginRatio, k_cursorRightMarginRatio, k_cursorBottomMarginRatio, k_cursorLeftMarginRatio);
}
void GraphController::initCursorParameters() {
double x = (interactiveCurveViewRange()->xMin()+interactiveCurveViewRange()->xMax())/2.0f;
TextFieldDelegateApp * myApp = (TextFieldDelegateApp *)app();
int functionIndex = 0;
double y = 0;
do {
CartesianFunction * firstFunction = functionStore()->activeFunctionAtIndex(functionIndex++);
y = firstFunction->evaluateAtAbscissa(x, myApp->localContext());
} while ((std::isnan(y) || std::isinf(y)) && functionIndex < functionStore()->numberOfActiveFunctions());
m_cursor->moveTo(x, y);
functionIndex = (std::isnan(y) || std::isinf(y)) ? 0 : functionIndex - 1;
selectFunctionWithCursor(functionIndex);
interactiveCurveViewRange()->panToMakePointVisible(x, y, k_cursorTopMarginRatio, k_cursorRightMarginRatio, k_cursorBottomMarginRatio, k_cursorLeftMarginRatio);
}
InteractiveCurveViewRange * GraphController::interactiveCurveViewRange() {
return m_graphRange;
}