KwidgetGUI.h

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namespace krotos
{
    const int k_padding{5};
    const float k_borderThickness{1.0f};
    const int k_buttonSize{15};
    const int k_minimumHeight{25};
    const float k_topBarCornerSize{6.0f};
    //==============================================================================
    class KwidgetGUI : public Component, public ActionBroadcaster
    {
      public:
        KwidgetGUI(Kwidget& owner);
 
        ~KwidgetGUI() override = default;
 
        enum class RenderStyle
        {
            normal = 0,
            borderless,
            borderless_with_buttons,
            minimised, // this style shows only the top Bar and everything else invisible
            NUM_STYLES
        };
 
        void moved() override;
 
        void paint(Graphics& g) override;
 
        void resized() override;
 
        void mouseDown(const MouseEvent& event) override;
 
#if ENABLE_SANDBOX
        void mouseDrag(const MouseEvent& event) override;
#endif
 
        const String& getKwidgetType() const;
 
        const String& getKwidgetID() const;
 
        void setRenderStyle(RenderStyle newStyle);
 
        inline int divideIntByFloat(int dividend, float divisor)
        {
            return static_cast<int>(static_cast<float>(dividend) / divisor);
        }
 
        inline int multiplyIntByFloat(int mult, float factor)
        {
            return static_cast<int>(static_cast<float>(mult) * factor);
        }
 
        virtual void finalSetup() {}
 
        void ignorePadding(bool ignore) { m_ignorePadding = ignore; };
 
        TopBarComponent& getTopBarComponent() { return m_topBarComponent; }
 
        Kwidget& getOwner();
 
        std::function<void(const String&)> onDelete;
 
      protected:
        std::unique_ptr<SliderParameterAttachment> createParameterAttachment(const String& paramID, Slider& slider);
        std::unique_ptr<ButtonParameterAttachment> createParameterAttachment(const String& paramID, Button& button);
        std::unique_ptr<ComboBoxParameterAttachment> createParameterAttachment(const String& paramID,
                                                                               ComboBox& comboBox);
        std::unique_ptr<ParameterAttachment> createParameterAttachment(const String& paramID,
                                                                       std::function<void(float)> callback);
 
        std::unique_ptr<LabelCustomParameterAttachment> createCustomParameterAttachment(const String& paramID,
                                                                                        Label& label);
 
        template <typename AttachedComponentType>
        void addAttachedComponent(AttachedComponentType& component, const String& paramID, bool isDraggable = true)
        {
            addAndMakeVisible(component);
 
            if (isDraggable)
                component.setDragAndDropDescription(m_owner.getDragID(paramID));
 
            component.getAttachment() = createParameterAttachment(paramID, component.getControlComponent());
        }
 
        template <typename AttachedComponentType>
        void addAttachedComponent(Component& parent, AttachedComponentType& component, const String& paramID,
                                  bool isDraggable = true)
        {
            parent.addAndMakeVisible(component);
 
            if (isDraggable)
                component.setDragAndDropDescription(m_owner.getDragID(paramID));
 
            component.getAttachment() = createParameterAttachment(paramID, component.getControlComponent());
        }
 
        void addParameterCallback(const String& paramID, std::function<void(float)> callback);
 
        bool m_ignorePadding{false};
        Rectangle<int> m_currentBounds;
        TextButton m_selectButton;
        TextButton m_deleteButton;
        Colour m_borderColour{Colours::fuchsia};
 
        TopBarComponent m_topBarComponent;
 
        RenderStyle m_renderStyle{RenderStyle::normal};
 
      private:
        Kwidget& m_owner;
        UndoManager* m_undoManager{nullptr};
        OwnedArray<KParameter::AsyncListenerObject> m_parameterCallbacks;
 
        // Takes care of the logic for dragging KWidgetGUIs around with the mouse
        ComponentDragger m_dragger;
 
        bool m_allowDrag{false};
    };
} // namespace krotos