MRViewerSettingsPlugin.h

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#pragma once
 
#include "MRViewer/MRStatePlugin.h"
#include "MRViewer/MRShadowsGL.h"
#include "MRViewer/MRSpaceMouseParameters.h"
#include "MRViewer/MRTouchpadParameters.h"
#include "MRMesh/MRVector4.h"
#include "MRCommonPlugins/exports.h"
 
namespace MR
{
 
class MRVIEWER_CLASS ViewerSettingsPlugin : public StatePlugin
{
public:
 
    enum class TabType
    {
        Quick,
        Application,
        Control,
        Viewport,
        MeasurementUnits,
        Features,
        Count
    };
 
    ViewerSettingsPlugin();
 
    virtual const std::string& uiName() const override;
 
    virtual void drawDialog( float menuScaling, ImGuiContext* ctx ) override;
 
    virtual bool blocking() const override { return false; }
 
    // call this function if you save/delete color theme, or change current theme outside of this plugin
    MRVIEWER_API void updateThemes();
 
    // basic class of external settings
    class ExternalSettings
    {
    public:
        virtual ~ExternalSettings() {}
        // returns the name of the setting, which is a unique value
        virtual const std::string& getName() const = 0;
        // the function of drawing the configuration UI
        virtual void draw( float menuScaling ) = 0;
        // restore the settings to their default values
        virtual void reset() {}
        // if not overriden this setting will be drawn in tools block
        virtual const char* separatorName() const { return "Tools"; }
    };
 
    MRVIEWER_API void addComboSettings( const TabType tab, std::shared_ptr<ExternalSettings> settings );
 
    MRVIEWER_API void delComboSettings( const TabType tab, const ExternalSettings * settings );
 
    MRVIEWER_API static ViewerSettingsPlugin* instance();
 
    MRVIEWER_API void setActiveTab( TabType tab );
private:
    virtual bool onEnable_() override;
    virtual bool onDisable_() override;
 
    void drawTab_( float menuWidth, float menuScaling );
 
    void drawQuickTab_( float menuWidth, float menuScaling );
    void drawApplicationTab_( float menuWidth, float menuScaling );
    void drawControlTab_( float menuWidth, float menuScaling );
    void drawViewportTab_( float menuWidth, float menuScaling );
    void drawMeasurementUnitsTab_( float menuScaling );
    void drawFeaturesTab_( float menuScaling );
 
    void drawThemeSelector_( float menuScaling );
    void drawResetDialog_( bool activated, float menuScaling );
    void drawShadingModeCombo_( bool inGroup, float menuScaling, float toolWidth );
    void drawProjectionModeSelector_( float menuScaling, float toolWidth );
    void drawUpDirectionSelector_();
    void drawBackgroundButton_( bool allViewports );
    void drawRenderOptions_( float menuScaling );
    void drawShadowsOptions_( float menuWidth, float menuScaling );
    void drawMouseSceneControlsSettings_( float menuWidth, float menuScaling );
    void drawSpaceMouseSettings_( float menuWidth, float menuScaling );
    void drawTouchpadSettings_( float menuScaling );
 
    void drawGlobalSettings_( float buttonWidth, float menuScaling );
    void drawCustomSettings_( const std::string& separatorName, bool needSeparator, float menuScaling );
    void drawSeparator_( const std::string& separatorName, float menuScaling );
 
 
    void updateDialog_();
    void resetSettings_();
 
    int curSamples_{ 0 };
    int storedSamples_{ 0 };
    int maxSamples_{ 0 };
    bool needReset_{ false };
#ifndef __EMSCRIPTEN__
    bool gpuOverridesMSAA_{ false };
#endif
 
    Vector4f backgroundColor_;
 
    int selectedUserPreset_{ 0 };
    std::vector<std::string> userThemesPresets_;
 
    std::unique_ptr<ShadowsGL> shadowGl_;
 
    SpaceMouseParameters spaceMouseParams_;
#if defined(_WIN32) || defined(__APPLE__)
    bool activeMouseScrollZoom_{ false };
#endif
 
    TouchpadParameters touchpadParameters_;
 
    TabType activeTab_ = TabType::Quick;
    TabType orderedTab_ = TabType::Count; // invalid
 
    std::array<std::vector<std::shared_ptr<ExternalSettings>>, size_t(TabType::Count)> comboSettings_;
};
 
}