/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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 * This file incorporates work covered by the following license notice:
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 *   Licensed to the Apache Software Foundation (ASF) under one or more
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#ifndef INCLUDED_SVX_SOURCE_SIDEBAR_AREA_AREAPROPERTYPANELBASE_HXX
#define INCLUDED_SVX_SOURCE_SIDEBAR_AREA_AREAPROPERTYPANELBASE_HXX

#include <memory>
#include <sfx2/sidebar/IContextChangeReceiver.hxx>
#include <svx/sidebar/AreaTransparencyGradientPopup.hxx>
#include <sfx2/sidebar/ControllerItem.hxx>
#include <svx/colorbox.hxx>
#include <basegfx/utils/bgradient.hxx>
#include <svx/xfilluseslidebackgrounditem.hxx>
#include <svx/xfillit0.hxx>
#include <svx/xflclit.hxx>
#include <svx/xflgrit.hxx>
#include <svx/xflhtit.hxx>
#include <svx/xbtmpit.hxx>
#include <sfx2/sidebar/PanelLayout.hxx>
#include <svl/intitem.hxx>
#include <svx/svxdllapi.h>
#include <vcl/EnumContext.hxx>

class ToolbarUnoDispatcher;
class XFillFloatTransparenceItem;
class XFillUseSlideBackgroundItem;
class XFillTransparenceItem;
class XFillStyleItem;
class XFillGradientItem;
class XFillColorItem;
class XFillHatchItem;
class XFillBitmapItem;

namespace svx::sidebar {

class UNLESS_MERGELIBS(SVX_DLLPUBLIC) AreaPropertyPanelBase
:   public PanelLayout,
    public ::sfx2::sidebar::IContextChangeReceiver,
    public ::sfx2::sidebar::ControllerItem::ItemUpdateReceiverInterface
{
public:

    virtual void NotifyItemUpdate(
        const sal_uInt16 nSId,
        const SfxItemState eState,
        const SfxPoolItem* pState) override;

    virtual void GetControlState(
        const sal_uInt16 /*nSId*/,
        boost::property_tree::ptree& /*rState*/) override {};

    const static sal_Int32 DEFAULT_CENTERX;
    const static sal_Int32 DEFAULT_CENTERY;
    const static sal_Int32 DEFAULT_ANGLE;
    const static sal_Int32 DEFAULT_STARTVALUE;
    const static sal_Int32 DEFAULT_ENDVALUE;
    const static sal_Int32 DEFAULT_BORDER;

    const basegfx::BGradient& GetGradient (const css::awt::GradientStyle eStyle) const;
    void SetGradient (const basegfx::BGradient& rGradient);
    sal_Int32 GetSelectedTransparencyTypeIndex() const;

    // constructor/destructor
    AreaPropertyPanelBase(
        weld::Widget* pParent,
        const css::uno::Reference<css::frame::XFrame>& rxFrame);

    virtual ~AreaPropertyPanelBase() override;

    virtual void setFillTransparence(const XFillTransparenceItem& rItem) = 0;
    virtual void setFillFloatTransparence(const XFillFloatTransparenceItem& rItem) = 0;
    virtual void setFillStyle(const XFillStyleItem& rItem) = 0;
    virtual void setFillStyleAndColor(const XFillStyleItem* pStyleItem, const XFillColorItem& aColorItem) = 0;
    virtual void setFillStyleAndGradient(const XFillStyleItem* pStyleItem, const XFillGradientItem& aGradientItem) = 0;
    virtual void setFillStyleAndHatch(const XFillStyleItem* pStyleItem, const XFillHatchItem& aHatchItem) = 0;
    virtual void setFillStyleAndBitmap(const XFillStyleItem* pStyleItem, const XFillBitmapItem& aHatchItem) = 0;
    virtual void setFillUseBackground(const XFillStyleItem* pStyleItem, const XFillUseSlideBackgroundItem& rItem) = 0;

    void updateFillTransparence(bool bDisabled, bool bDefaultOrSet, const XFillTransparenceItem* pState);
    void updateFillFloatTransparence(bool bDisabled, bool bDefaultOrSet, const SfxPoolItem* pState);
    void updateFillStyle(bool bDisabled, bool bDefaultOrSet, const SfxPoolItem* pState);
    void updateFillGradient(bool bDisabled, bool bDefaultOrSet, const SfxPoolItem* pState);
    void updateFillHatch(bool bDisabled, bool bDefaultOrSet, const SfxPoolItem* pState);
    void updateFillColor(bool bDefaultOrSet, const SfxPoolItem* pState);
    void updateFillBitmap(bool BDisabled, bool bDefaultOrSet, const SfxPoolItem* pState);
    void updateFillUseBackground(bool BDisabled, bool bDefaultOrSet, const SfxPoolItem* pState);

private:
    void Initialize();

protected:
    const css::uno::Reference<css::frame::XFrame>&      mxFrame;
    vcl::EnumContext                                    maContext;

    sal_uInt16                                          meLastXFS;

    sal_Int32                                           mnLastPosHatch;
    sal_Int32                                           mnLastPosBitmap;
    sal_Int32                                           mnLastPosPattern;
    sal_uInt16                                          mnLastTransSolid;
    OUString                                            msUseBackgroundText;

    basegfx::BGradient                                  maGradientLinear;
    basegfx::BGradient                                  maGradientAxial;
    basegfx::BGradient                                  maGradientRadial;
    basegfx::BGradient                                  maGradientElliptical;
    basegfx::BGradient                                  maGradientSquare;
    basegfx::BGradient                                  maGradientRect;

    //ui controls
    std::unique_ptr<weld::Label> mxColorTextFT;
    std::unique_ptr<weld::ComboBox> mxLbFillType;
    std::unique_ptr<weld::ComboBox> mxLbFillAttr;
    std::unique_ptr<ColorListBox> mxLbFillGradFrom;
    std::unique_ptr<ColorListBox> mxLbFillGradTo;
    std::unique_ptr<weld::Toolbar> mxToolBoxColor; // for new color picker
    std::unique_ptr<ToolbarUnoDispatcher> mxColorDispatch;
    std::unique_ptr<weld::Label> mxTrspTextFT;
    std::unique_ptr<weld::ComboBox> mxLBTransType;
    std::unique_ptr<weld::MetricSpinButton> mxMTRTransparent;
    std::unique_ptr<weld::Scale> mxSldTransparent;
    std::unique_ptr<weld::Toolbar> mxBTNGradient;
    std::unique_ptr<weld::MetricSpinButton> mxMTRAngle;
    std::unique_ptr<weld::ComboBox> mxGradientStyle;
    std::unique_ptr<weld::Button> mxBmpImport;
    std::unique_ptr<AreaTransparencyGradientPopup> mxTrGrPopup;

    std::unique_ptr< XFillStyleItem >               mpStyleItem;
    std::unique_ptr< XFillColorItem >               mpColorItem;
    std::unique_ptr< XFillGradientItem >            mpFillGradientItem;
    std::unique_ptr< XFillHatchItem >               mpHatchItem;
    std::unique_ptr< XFillBitmapItem >              mpBitmapItem;

    OUString maImgAxial;
    OUString maImgElli;
    OUString maImgQuad;
    OUString maImgRadial;
    OUString maImgSquare;
    OUString  maImgLinear;

    std::unique_ptr< XFillFloatTransparenceItem >   mpFloatTransparenceItem;
    std::unique_ptr< XFillTransparenceItem >        mpTransparenceItem;

    // MCGR: Preserve ColorStops until we have a UI to edit these
    basegfx::BColorStops maColorStops;

    DECL_DLLPRIVATE_LINK(SelectFillTypeHdl, weld::ComboBox&, void );
    DECL_DLLPRIVATE_LINK(SelectFillAttrHdl, weld::ComboBox&, void );
    DECL_DLLPRIVATE_LINK(SelectFillColorHdl, ColorListBox&, void);
    DECL_DLLPRIVATE_LINK(ChangeGradientAngle, weld::MetricSpinButton&, void);
    DECL_DLLPRIVATE_LINK(ChangeTrgrTypeHdl_Impl, weld::ComboBox&, void);
    DECL_DLLPRIVATE_LINK(ModifyTransparentHdl_Impl, weld::MetricSpinButton&, void);
    DECL_DLLPRIVATE_LINK(ModifyTransSliderHdl, weld::Scale&, void);
    DECL_DLLPRIVATE_LINK(ClickImportBitmapHdl, weld::Button&, void);
    DECL_DLLPRIVATE_LINK(ToolbarHdl_Impl, const OUString&, void);

    void ImpUpdateTransparencies();
    void SetTransparency(sal_uInt16 nVal);
    void SelectFillAttrHdl_Impl();
    void FillStyleChanged(bool bUpdateModel);

    // MCGR: Preserve ColorStops until we have a UI to edit these
    basegfx::BColorStops createColorStops();

    virtual void HandleContextChange(const vcl::EnumContext& rContext) override;
};

} // end of namespace svx::sidebar

#endif // INCLUDED_SVX_SOURCE_SIDEBAR_AREA_AREAPROPERTYPANEL_HXX

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