mirror of
https://github.com/UpsilonNumworks/Upsilon.git
synced 2026-01-19 00:37:25 +01:00
275 lines
11 KiB
C++
275 lines
11 KiB
C++
#include "values_controller.h"
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#include <assert.h>
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#include "../../constant.h"
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#include "../app.h"
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using namespace Shared;
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using namespace Poincare;
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namespace Graph {
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ValuesController::ValuesController(Responder * parentResponder, InputEventHandlerDelegate * inputEventHandlerDelegate, ButtonRowController * header) :
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Shared::ValuesController(parentResponder, header),
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m_functionTitleCells{},
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m_floatCells{},
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m_abscissaTitleCells{},
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m_abscissaCells{},
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m_functionParameterController(this),
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m_intervalParameterController(this, inputEventHandlerDelegate),
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m_derivativeParameterController(this),
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m_setIntervalButton(this, I18n::Message::IntervalSet, Invocation([](void * context, void * sender) {
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ValuesController * valuesController = (ValuesController *) context;
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StackViewController * stack = ((StackViewController *)valuesController->stackController());
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IntervalParameterSelectorController * intervalSelectorController = valuesController->intervalParameterSelectorController();
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if (intervalSelectorController->numberOfRows() == 1) {
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IntervalParameterController * intervalController = valuesController->intervalParameterController();
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intervalController->setInterval(valuesController->intervalAtColumn(0));
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int i = 1;
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intervalSelectorController->setStartEndMessages(intervalController, valuesController->plotTypeAtColumn(&i));
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stack->push(intervalController);
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return true;
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}
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stack->push(intervalSelectorController);
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return true;
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}, this), k_font)
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{
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for (int i = 0; i < k_maxNumberOfFunctions; i++) {
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m_functionTitleCells[i].setOrientation(FunctionTitleCell::Orientation::HorizontalIndicator);
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m_functionTitleCells[i].setFont(KDFont::SmallFont);
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}
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setupAbscissaCellsAndTitleCells(inputEventHandlerDelegate);
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m_selectableTableView.setDelegate(this);
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}
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void ValuesController::willDisplayCellAtLocation(HighlightCell * cell, int i, int j) {
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// Handle hidden cells
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int typeAtLoc = typeAtLocation(i,j);
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if (typeAtLoc == k_editableValueCellType) {
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StoreCell * storeCell = (StoreCell *)cell;
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storeCell->setSeparatorLeft(i > 0);
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}
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const int numberOfElementsInCol = numberOfElementsInColumn(i);
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if (j > numberOfElementsInCol + 1) {
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if (typeAtLoc == k_notEditableValueCellType) {
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Shared::HideableEvenOddBufferTextCell * myCell = static_cast<Shared::HideableEvenOddBufferTextCell *>(cell);
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myCell->setHide(true);
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myCell->setText("");
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} else if (typeAtLoc == k_editableValueCellType) {
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StoreCell * myCell = static_cast<StoreCell *>(cell);
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myCell->editableTextCell()->textField()->setText("");
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myCell->setHide(true);
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}
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return;
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} else {
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if (typeAtLoc == k_notEditableValueCellType) {
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Shared::Hideable * myCell = static_cast<Shared::Hideable *>(static_cast<Shared::HideableEvenOddBufferTextCell *>(cell));
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myCell->setHide(false);
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} else if (typeAtLoc == k_editableValueCellType) {
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StoreCell * myCell = static_cast<StoreCell *>(cell);
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myCell->setHide(false);
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}
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}
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if (j == numberOfElementsInCol+1) {
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static_cast<EvenOddCell *>(cell)->setEven(j%2 == 0);
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if (typeAtLoc == k_notEditableValueCellType) {
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Shared::HideableEvenOddBufferTextCell * myCell = static_cast<Shared::HideableEvenOddBufferTextCell *>(cell);
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myCell->setText("");
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} else if (typeAtLoc == k_editableValueCellType) {
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StoreCell * myCell = static_cast<StoreCell *>(cell);
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myCell->editableTextCell()->textField()->setText("");
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}
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return;
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}
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Shared::ValuesController::willDisplayCellAtLocation(cell, i, j);
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if (typeAtLoc == k_abscissaTitleCellType) {
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AbscissaTitleCell * myTitleCell = (AbscissaTitleCell *)cell;
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myTitleCell->setMessage(valuesParameterMessageAtColumn(i));
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myTitleCell->setSeparatorLeft(i > 0);
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return;
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}
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if (typeAtLoc == k_functionTitleCellType) {
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Shared::BufferFunctionTitleCell * myFunctionCell = (Shared::BufferFunctionTitleCell *)cell;
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const size_t bufferNameSize = Shared::Function::k_maxNameWithArgumentSize + 1;
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char bufferName[bufferNameSize];
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bool isDerivative = false;
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Ion::Storage::Record record = recordAtColumn(i, &isDerivative);
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Shared::ExpiringPointer<ContinuousFunction> function = functionStore()->modelForRecord(record);
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if (function->plotType() == ContinuousFunction::PlotType::Parametric) {
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bool isX = false;
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if (i+1 < numberOfColumns() && typeAtLocation(i+1,j) == k_functionTitleCellType) {
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isX = recordAtColumn(i+1) == record;
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function = functionStore()->modelForRecord(record); // To pass Expiring pointer assertions
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}
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if (isX) {
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// This is the parametric function x column title
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function->name(bufferName, bufferNameSize);
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myFunctionCell->setHorizontalAlignment(1.0f);
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} else {
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// This is the parametric function y column title
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myFunctionCell->setHorizontalAlignment(0.0f);
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strlcpy(bufferName, "(t)", bufferNameSize);
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}
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} else {
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myFunctionCell->setHorizontalAlignment(0.5f);
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if (isDerivative) {
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function->derivativeNameWithArgument(bufferName, bufferNameSize);
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} else {
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function->nameWithArgument(bufferName, bufferNameSize);
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}
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}
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myFunctionCell->setText(bufferName);
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myFunctionCell->setColor(function->color());
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return;
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}
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}
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int ValuesController::typeAtLocation(int i, int j) {
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plotTypeAtColumn(&i);
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return Shared::ValuesController::typeAtLocation(i, j);
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}
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I18n::Message ValuesController::emptyMessage() {
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if (functionStore()->numberOfDefinedModels() == 0) {
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return I18n::Message::NoFunction;
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}
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return I18n::Message::NoActivatedFunction;
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}
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void ValuesController::tableViewDidChangeSelection(SelectableTableView * t, int previousSelectedCellX, int previousSelectedCellY, bool withinTemporarySelection) {
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if (withinTemporarySelection) {
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return;
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}
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const int i = selectedColumn();
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const int j = selectedRow();
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const int numberOfElementsInCol = numberOfElementsInColumn(i);
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if (j > 1 + numberOfElementsInCol) {
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selectCellAtLocation(i, 1 + numberOfElementsInCol);
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}
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}
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Ion::Storage::Record ValuesController::recordAtColumn(int i) {
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bool isDerivative = false;
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return recordAtColumn(i, &isDerivative);
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}
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Ion::Storage::Record ValuesController::recordAtColumn(int i, bool * isDerivative) {
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assert(typeAtLocation(i, 0) == k_functionTitleCellType);
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ContinuousFunction::PlotType plotType = plotTypeAtColumn(&i);
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int index = 1;
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for (int k = 0; k < functionStore()->numberOfActiveFunctionsOfType(plotType); k++) {
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Ion::Storage::Record record = functionStore()->activeRecordOfTypeAtIndex(plotType, k);
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const int numberOfColumnsForCurrentRecord = numberOfColumnsForRecord(record);
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if (index <= i && i < index + numberOfColumnsForCurrentRecord) {
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ExpiringPointer<ContinuousFunction> f = functionStore()->modelForRecord(record);
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*isDerivative = i != index && f->plotType() == ContinuousFunction::PlotType::Cartesian;
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return record;
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}
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index += numberOfColumnsForCurrentRecord;
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}
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assert(false);
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return nullptr;
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}
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int ValuesController::numberOfColumnsForRecord(Ion::Storage::Record record) const {
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ExpiringPointer<ContinuousFunction> f = functionStore()->modelForRecord(record);
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ContinuousFunction::PlotType plotType = f->plotType();
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return 1 +
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(plotType == ContinuousFunction::PlotType::Cartesian && f->displayDerivative()) +
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(plotType == ContinuousFunction::PlotType::Parametric);
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}
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Shared::Interval * ValuesController::intervalAtColumn(int columnIndex) {
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return App::app()->intervalForType(plotTypeAtColumn(&columnIndex));
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}
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I18n::Message ValuesController::valuesParameterMessageAtColumn(int columnIndex) const {
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return ContinuousFunction::ParameterMessageForPlotType(plotTypeAtColumn(&columnIndex));
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}
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ContinuousFunction::PlotType ValuesController::plotTypeAtColumn(int * i) const {
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int plotTypeIndex = 0;
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while (plotTypeIndex < ContinuousFunction::k_numberOfPlotTypes && *i >= m_numberOfColumnsForType[plotTypeIndex]) {
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*i -= m_numberOfColumnsForType[plotTypeIndex++];
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}
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assert(plotTypeIndex < ContinuousFunction::k_numberOfPlotTypes);
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return static_cast<ContinuousFunction::PlotType>(plotTypeIndex);
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}
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int ValuesController::maxNumberOfCells() {
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return k_maxNumberOfCells;
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}
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int ValuesController::maxNumberOfFunctions() {
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return k_maxNumberOfFunctions;
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}
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Shared::BufferFunctionTitleCell * ValuesController::functionTitleCells(int j) {
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assert(j >= 0 && j < k_maxNumberOfFunctions);
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return &m_functionTitleCells[j];
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}
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EvenOddBufferTextCell * ValuesController::floatCells(int j) {
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assert(j >= 0 && j < k_maxNumberOfCells);
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return &m_floatCells[j];
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}
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ViewController * ValuesController::functionParameterController() {
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bool isDerivative = false;
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Ion::Storage::Record record = recordAtColumn(selectedColumn(), &isDerivative);
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if (functionStore()->modelForRecord(record)->plotType() != ContinuousFunction::PlotType::Cartesian) {
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return nullptr;
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}
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if (isDerivative) {
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m_derivativeParameterController.setRecord(record);
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return &m_derivativeParameterController;
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}
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m_functionParameterController.setRecord(record);
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return &m_functionParameterController;
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}
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double ValuesController::evaluationOfAbscissaAtColumn(double abscissa, int columnIndex) {
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bool isDerivative = false;
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Ion::Storage::Record record = recordAtColumn(columnIndex, &isDerivative);
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Shared::ExpiringPointer<ContinuousFunction> function = functionStore()->modelForRecord(record);
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Poincare::Context * context = textFieldDelegateApp()->localContext();
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if (isDerivative) {
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return function->approximateDerivative(abscissa, context);
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}
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Poincare::Coordinate2D<double> eval = function->evaluate2DAtParameter(abscissa, context);
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if (function->plotType() != ContinuousFunction::PlotType::Parametric
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|| (columnIndex == numberOfColumns() - 1
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|| !((typeAtLocation(columnIndex+1, 0) == k_functionTitleCellType)
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&& recordAtColumn(columnIndex+1) == record)))
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{
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return eval.x2();
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}
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return eval.x1();
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}
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void ValuesController::setStartEndMessages(Shared::IntervalParameterController * controller, int column) {
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int c = column+1;
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m_intervalParameterSelectorController.setStartEndMessages(controller, plotTypeAtColumn(&c));
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}
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void ValuesController::updateNumberOfColumns() const {
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for (int plotTypeIndex = 0; plotTypeIndex < ContinuousFunction::k_numberOfPlotTypes; plotTypeIndex++) {
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m_numberOfColumnsForType[plotTypeIndex] = 0;
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}
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for (int i = 0; i < functionStore()->numberOfActiveFunctions(); i++) {
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Ion::Storage::Record record = functionStore()->activeRecordAtIndex(i);
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ExpiringPointer<ContinuousFunction> f = functionStore()->modelForRecord(record);
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int plotTypeIndex = static_cast<int>(f->plotType());
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m_numberOfColumnsForType[plotTypeIndex] += numberOfColumnsForRecord(record);
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}
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m_numberOfColumns = 0;
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for (int plotTypeIndex = 0; plotTypeIndex < ContinuousFunction::k_numberOfPlotTypes; plotTypeIndex++) {
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// Count abscissa column if the sub table does exist
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m_numberOfColumnsForType[plotTypeIndex] += (m_numberOfColumnsForType[plotTypeIndex] > 0);
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m_numberOfColumns += m_numberOfColumnsForType[plotTypeIndex];
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}
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}
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}
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