Slider.hpp

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#pragma once

#include <etk/types.hpp>
#include <etk/Color.hpp>
#include <ewol/debug.hpp>
#include <ewol/widget/Widget.hpp>
#include <ewol/compositing/Drawing.hpp>
#include <esignal/Signal.hpp>

namespace ewol {
    namespace widget {
        class Slider;
        using SliderShared = ememory::SharedPtr<ewol::widget::Slider>;
        using SliderWeak = ememory::WeakPtr<ewol::widget::Slider>;
        class Slider : public ewol::Widget {
            public: // signals
                esignal::Signal<float> signalChange;
            public:
                //eproperty::Value<std::string> propertyShape; //!< name of the shape used
                eproperty::Value<float> propertyValue; 
                eproperty::Value<float> propertyMinimum; 
                eproperty::Value<float> propertyMaximum; 
                eproperty::Value<float> propertyStep; 
            protected:
                Slider();
            public:
                DECLARE_WIDGET_FACTORY(Slider, "Slider");
                virtual ~Slider();
            public:
                // TODO : Rewoek the color in the theme ...
                void setColor(etk::Color<> _newColor) {
                    m_textColorFg = _newColor;
                };
            protected:
                ewol::compositing::Drawing m_draw; 
                etk::Color<> m_textColorFg; 
                etk::Color<> m_textColorBg; 
                void updateValue(float _newValue);
            public: // Derived function
                void onDraw() override;
                void calculateMinMaxSize() override;
                void onRegenerateDisplay() override;
                bool onEventInput(const ewol::event::Input& _event) override;
            protected:
                virtual void onChangePropertyValue();
                virtual void onChangePropertyMinimum();
                virtual void onChangePropertyMaximum();
                virtual void onChangePropertyStep();
        };
    }
}