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40 lines
1.6 KiB
C++
40 lines
1.6 KiB
C++
#ifndef GRAPH_CALCULATION_GRAPH_CONTROLLER_H
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#define GRAPH_CALCULATION_GRAPH_CONTROLLER_H
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#include "graph_view.h"
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#include "banner_view.h"
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#include "../../shared/curve_view_cursor.h"
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#include "../../shared/interactive_curve_view_range.h"
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#include "../../shared/function_banner_delegate.h"
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#include "../cartesian_function.h"
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namespace Graph {
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class CalculationGraphController : public ViewController, public Shared::FunctionBannerDelegate {
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public:
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CalculationGraphController(Responder * parentResponder, GraphView * graphView, BannerView * bannerView, Shared::InteractiveCurveViewRange * curveViewRange, Shared::CurveViewCursor * cursor, I18n::Message defaultMessage);
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View * view() override;
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void viewWillAppear() override;
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bool handleEvent(Ion::Events::Event event) override;
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void setFunction(CartesianFunction * function);
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protected:
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constexpr static float k_cursorTopMarginRatio = 0.07f; // (cursorHeight/2)/graphViewHeight
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constexpr static float k_cursorBottomMarginRatio = 0.15f; // (cursorHeight/2+bannerHeigh)/graphViewHeight
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BannerView * bannerView() override { return m_bannerView; }
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virtual void reloadBannerView();
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bool moveCursor(int direction);
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Poincare::Expression::Coordinate2D computeNewPointOfInteresetFromAbscissa(double start, int direction);
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virtual Poincare::Expression::Coordinate2D computeNewPointOfInterest(double start, double step, double max, Poincare::Context * context) = 0;
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GraphView * m_graphView;
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BannerView * m_bannerView;
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Shared::InteractiveCurveViewRange * m_graphRange;
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Shared::CurveViewCursor * m_cursor;
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CartesianFunction * m_function;
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MessageTextView m_defaultBannerView;
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bool m_isActive;
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};
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}
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#endif
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