/*
 * Copyright 2006-2011, Haiku.
 * Distributed under the terms of the MIT License.
 *
 * Authors:
 *              Stephan Aßmus <superstippi@gmx.de>
 */
#ifndef STYLE_VIEW_H
#define STYLE_VIEW_H


#include "IconBuild.h"
#include "Observer.h"

#include <Referenceable.h>
#include <View.h>


class BMenu;
class BMenuField;
class CommandStack;
class CurrentColor;
class GradientControl;

_BEGIN_ICON_NAMESPACE
        class Gradient;
        class Style;
_END_ICON_NAMESPACE

_USING_ICON_NAMESPACE


// TODO: write lock the document when changing something...

enum {
        MSG_STYLE_TYPE_CHANGED  = 'stch',
};

class StyleView : public BView, public Observer {
public:
                                                                        StyleView(BRect frame);
        virtual                                                 ~StyleView();

        // BView interface
        virtual void                                    AttachedToWindow();
        virtual void                                    FrameResized(float width, float height);
        virtual void                                    MessageReceived(BMessage* message);

        virtual BSize                                   MinSize();

        // Observer interface
        virtual void                                    ObjectChanged(const Observable* object);

        // StyleView
                        void                                    SetStyle(Style* style);
                        void                                    SetCommandStack(CommandStack* stack);
                        void                                    SetCurrentColor(CurrentColor* color);

private:
                        void                                    _SetGradient(Gradient* gradient,
                                                                                bool forceControlUpdate = false,
                                                                                bool sendMessage = false);
                        void                                    _MarkType(BMenu* menu, int32 type) const;
                        void                                    _SetStyleType(int32 type);
                        void                                    _SetGradientType(int32 type);
                        void                                    _AdoptCurrentColor(rgb_color color);
                        void                                    _TransferGradientStopColor();

private:
                        CommandStack*                   fCommandStack;
                        CurrentColor*                   fCurrentColor;

                        Style*                                  fStyle;
                        BReference<Gradient>    fGradient;
                        bool                                    fIgnoreCurrentColorNotifications;
                        bool                                    fIgnoreControlGradientNotifications;

                        GradientControl*                fGradientControl;
                        BMenuField*                             fStyleType;
                        BMenuField*                             fGradientType;

                        BRect                                   fPreviousBounds;
};


#endif // STYLE_VIEW_H