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[apps/shared] Change Zoom API

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Moved some code around to decrease redundancy and put more of the logic
into Poincare::Zoom

Change-Id: I4804cf39493ac7f2f0b3c4eb554e5c15c3cef1c9
This commit is contained in:
Gabriel Ozouf
2020-10-13 12:19:26 +02:00
committed by Émilie Feral
parent 8572f4953c
commit 6be5e7d62c
11 changed files with 93 additions and 128 deletions
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27
apps/shared/function_graph_controller.cpp
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@@ -138,22 +138,23 @@ int FunctionGraphController::numberOfCurves() const {
void FunctionGraphController::interestingRanges(InteractiveCurveViewRange * range) const {
Poincare::Context * context = textFieldDelegateApp()->localContext();
float resultXMin = FLT_MAX;
float resultXMax = -FLT_MAX;
float resultYMin = FLT_MAX;
float resultYMax = -FLT_MAX;
assert(functionStore()->numberOfActiveFunctions() > 0);
int functionsCount = functionStore()->numberOfActiveFunctions();
for (int i = 0; i < functionsCount; i++) {
constexpr int maxLength = 10;
float xMins[maxLength], xMaxs[maxLength], yMins[maxLength], yMaxs[maxLength];
int length = functionStore()->numberOfActiveFunctions();
for (int i = 0; i < length; i++) {
ExpiringPointer<Function> f = functionStore()->modelForRecord(functionStore()->activeRecordAtIndex(i));
f->rangeForDisplay(&resultXMin, &resultXMax, &resultYMin, &resultYMax, context);
f->rangeForDisplay(xMins + i, xMaxs + i, yMins + i, yMaxs + i, context);
}
range->setXMin(resultXMin);
range->setXMax(resultXMax);
range->setYMin(resultYMin);
range->setYMax(resultYMax);
/* We can only call this method once the X range has been fully computed. */
float xMin, xMax, yMin, yMax;
Poincare::Zoom::CombineRanges(length, xMins, xMaxs, &xMin, &xMax);
Poincare::Zoom::CombineRanges(length, yMins, yMaxs, &yMin, &yMax);
range->setXMin(xMin);
range->setXMax(xMax);
range->setYMin(yMin);
range->setYMax(yMax);
yRangeForCursorFirstMove(range);
}