Files
Upsilon/apps/graph/graph/calculation_graph_controller.h
Émilie Feral c70278941a [graph] Do not keep a function pointer as member variable but a record.
Indeed, function pointers can become invalid at any point...
2018-11-23 12:04:02 +01:00

43 lines
1.7 KiB
C++

#ifndef GRAPH_CALCULATION_GRAPH_CONTROLLER_H
#define GRAPH_CALCULATION_GRAPH_CONTROLLER_H
#include "graph_view.h"
#include "banner_view.h"
#include "../../shared/curve_view_cursor.h"
#include "../../shared/interactive_curve_view_range.h"
#include "../../shared/storage_function_banner_delegate.h"
#include "../storage_cartesian_function_store.h"
namespace Graph {
class App;
class CalculationGraphController : public ViewController, public Shared::StorageFunctionBannerDelegate {
public:
CalculationGraphController(Responder * parentResponder, GraphView * graphView, BannerView * bannerView, Shared::InteractiveCurveViewRange * curveViewRange, Shared::CurveViewCursor * cursor, I18n::Message defaultMessage);
View * view() override;
void viewWillAppear() override;
bool handleEvent(Ion::Events::Event event) override;
void setRecord(Ion::Storage::Record record);
protected:
constexpr static float k_cursorTopMarginRatio = 0.07f; // (cursorHeight/2)/graphViewHeight
constexpr static float k_cursorBottomMarginRatio = 0.15f; // (cursorHeight/2+bannerHeigh)/graphViewHeight
BannerView * bannerView() override { return m_bannerView; }
virtual void reloadBannerView();
bool moveCursor(int direction);
Poincare::Expression::Coordinate2D computeNewPointOfInteresetFromAbscissa(double start, int direction);
StorageCartesianFunctionStore * functionStore() const;
virtual Poincare::Expression::Coordinate2D computeNewPointOfInterest(double start, double step, double max, Poincare::Context * context) = 0;
GraphView * m_graphView;
BannerView * m_bannerView;
Shared::InteractiveCurveViewRange * m_graphRange;
Shared::CurveViewCursor * m_cursor;
Ion::Storage::Record m_record;
MessageTextView m_defaultBannerView;
bool m_isActive;
};
}
#endif