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ff8fe2b498
very large values, casting in float gives approximate values that trigger bugs Change-Id: I5aac31ad07f267f1b96ee3406b041e527cf247ba
59 lines
2.0 KiB
C++
59 lines
2.0 KiB
C++
#ifndef STATISTICS_HISTOGRAM_CONTROLLER_H
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#define STATISTICS_HISTOGRAM_CONTROLLER_H
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#include <escher.h>
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#include "store.h"
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#include "histogram_view.h"
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#include "histogram_banner_view.h"
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#include "histogram_parameter_controller.h"
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#include "../shared/curve_view.h"
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namespace Statistics {
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class HistogramController : public ViewController, public ButtonRowDelegate, public AlternateEmptyViewDelegate {
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public:
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HistogramController(Responder * parentResponder, ButtonRowController * header, Store * store, uint32_t * m_storeVersion, uint32_t * m_barVersion, uint32_t * m_rangeVersion, int * m_selectedBarIndex);
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const char * title() override;
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View * view() override;
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StackViewController * stackController();
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HistogramParameterController * histogramParameterController();
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bool handleEvent(Ion::Events::Event event) override;
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void didBecomeFirstResponder() override;
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int numberOfButtons(ButtonRowController::Position) const override;
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Button * buttonAtIndex(int index, ButtonRowController::Position position) const override;
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bool isEmpty() const override;
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I18n::Message emptyMessage() override;
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Responder * defaultController() override;
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void viewWillAppear() override;
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void willExitResponderChain(Responder * nextFirstResponder) override;
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private:
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constexpr static int k_maxNumberOfBarsPerWindow = 100;
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constexpr static int k_maxIntervalLegendLength = 33;
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constexpr static int k_maxLegendLength = 13;
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constexpr static int k_maxNumberOfCharacters = 30;
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Responder * tabController() const;
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void reloadBannerView();
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void initRangeParameters();
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void initBarParameters();
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void initBarSelection();
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// return true if the window has scrolled
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bool moveSelection(int deltaIndex);
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HistogramBannerView m_bannerView;
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HistogramView m_view;
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Button m_settingButton;
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Store * m_store;
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uint32_t * m_storeVersion;
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uint32_t * m_barVersion;
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uint32_t * m_rangeVersion;
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int * m_selectedBarIndex;
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HistogramParameterController m_histogramParameterController;
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};
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}
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#endif
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