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107 lines
3.6 KiB
C++
107 lines
3.6 KiB
C++
#ifndef GRAPH_VALUES_CONTROLLER_H
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#define GRAPH_VALUES_CONTROLLER_H
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#include <escher.h>
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#include "../function_store.h"
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#include "../evaluate_context.h"
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#include "../function_title_cell.h"
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#include "value_cell.h"
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#include "title_cell.h"
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#include "interval.h"
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#include "abscissa_parameter_controller.h"
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#include "derivative_parameter_controller.h"
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#include "function_parameter_controller.h"
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#include "values_parameter_controller.h"
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namespace Graph {
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class ValuesController : public HeaderViewController, public TableViewDataSource {
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public:
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ValuesController(Responder * parentResponder, FunctionStore * functionStore, EvaluateContext * evaluateContext);
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void setActiveCell(int i, int j);
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int activeRow();
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int activeColumn();
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Interval * interval();
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ValueCell * abscisseCellAtRow(int rowIndex);
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void editValue(bool overwrite, char initialDigit = 0);
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const char * title() const override;
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bool handleEvent(Ion::Events::Event event) override;
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void didBecomeFirstResponder() override;
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ViewController * parameterController();
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int numberOfButtons() const override;
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Button * buttonAtIndex(int index) override;
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int numberOfRows() override;
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int numberOfColumns() override;
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void willDisplayCellAtLocation(View * cell, int i, int j) override;
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KDCoordinate columnWidth(int i) override;
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KDCoordinate rowHeight(int j) override;
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KDCoordinate cumulatedWidthFromIndex(int i) override;
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KDCoordinate cumulatedHeightFromIndex(int j) override;
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int indexFromCumulatedWidth(KDCoordinate offsetX) override;
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int indexFromCumulatedHeight(KDCoordinate offsetY) override;
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View * reusableCell(int index, int type) override;
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int reusableCellCount(int type) override;
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int typeAtLocation(int i, int j) override;
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static constexpr KDCoordinate k_topMargin = 10;
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static constexpr KDCoordinate k_bottomMargin = 5;
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static constexpr KDCoordinate k_leftMargin = 1;
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static constexpr KDCoordinate k_rightMargin = 10;
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static constexpr KDCoordinate k_cellHeight = 30;
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static constexpr KDCoordinate k_abscissaCellWidth = 150;
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static constexpr KDCoordinate k_ordinateCellWidth = 100;
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private:
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class ContentView : public View {
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public:
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enum class TableState {
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Empty,
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NonEmpty
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};
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ContentView(View * mainView);
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void drawRect(KDContext * ctx, KDRect rect) const override;
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void setTableState(TableState tableState);
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TableState tableState();
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private:
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PointerTextView m_noFunctionSelected;
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View * m_mainView;
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TableState m_tableState;
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int numberOfSubviews() const override;
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View * subviewAtIndex(int index) override;
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void layoutSubviews() override;
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};
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Function * functionAtColumn(int i);
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bool isDerivativeColumn(int i);
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Responder * tabController() const;
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void configureAbscissa();
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void configureFunction();
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void configureDerivativeFunction();
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constexpr static int k_maxNumberOfCells = 40;
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constexpr static int k_maxNumberOfFunctions = 5;
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// !!! CAUTION: The order here is important
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// The cells should be initialized *before* the TableView!
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TitleCell m_abscissaTitleCell;
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FunctionTitleCell m_functionTitleCells[k_maxNumberOfFunctions];
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ValueCell m_floatCells[k_maxNumberOfCells];
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TableView m_tableView;
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int m_activeCellX;
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int m_activeCellY;
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FunctionStore * m_functionStore;
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EvaluateContext * m_evaluateContext;
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Interval m_interval;
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ValuesParameterController m_parameterController;
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AbscissaParameterController m_abscissaParameterController;
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FunctionParameterController m_functionParameterController;
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DerivativeParameterController m_derivativeParameterController;
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Button m_setIntervalButton;
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ContentView m_contentView;
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};
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}
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#endif
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