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#ifndef QS60STYLE_P_H

#define QS60STYLE_P_H

#include "qs60style.h"

#include "qcommonstyle_p.h"

#include <QtCore/qhash.h>

//

//  W A R N I N G

//  -------------

//

// This file is not part of the Qt API.  It exists purely as an

// implementation detail.  This header file may change from version to

// version without notice, or even be removed.

//

// We mean it.

//

QT_BEGIN_NAMESPACE

const int MAX_NON_CUSTOM_PIXELMETRICS = 92;

const int CUSTOMVALUESCOUNT = 4;

enum {

    PM_Custom_FrameCornerWidth = MAX_NON_CUSTOM_PIXELMETRICS,

    PM_Custom_FrameCornerHeight,

    PM_Custom_BoldLineWidth,

    PM_Custom_ThinLineWidth

    };

const int MAX_PIXELMETRICS = MAX_NON_CUSTOM_PIXELMETRICS + CUSTOMVALUESCOUNT;

typedef struct {

    unsigned short height;

    unsigned short width;

    int major_version;

    int minor_version;

    bool mirroring; // TODO: (nice to have) Use Qt::LayoutDirection

    const char* layoutName;

} layoutHeader;

#ifdef Q_OS_SYMBIAN

NONSHARABLE_CLASS (QS60StyleEnums)

#else

class QS60StyleEnums

#endif

: public QObject

{

#ifndef Q_WS_S60

    Q_OBJECT

    Q_ENUMS(FontCategories)

    Q_ENUMS(SkinParts)

    Q_ENUMS(ColorLists)

#endif // !Q_WS_S60

public:

    // S60 look-and-feel font categories

    enum FontCategories {

        FC_Undefined,

        FC_Primary,

        FC_Secondary,

        FC_Title,

        FC_PrimarySmall,

        FC_Digital

    };

    enum SkinParts {

        SP_QgnGrafBarWait,

        SP_QgnGrafBarFrameCenter,

        SP_QgnGrafBarFrameSideL,

        SP_QgnGrafBarFrameSideR,

        SP_QgnGrafBarProgress,

        SP_QgnGrafScrollArrowDown,

        SP_QgnGrafScrollArrowLeft,

        SP_QgnGrafScrollArrowRight,

        SP_QgnGrafScrollArrowUp,

        SP_QgnGrafTabActiveL,

        SP_QgnGrafTabActiveM,

        SP_QgnGrafTabActiveR,

        SP_QgnGrafTabPassiveL,

        SP_QgnGrafTabPassiveM,

        SP_QgnGrafTabPassiveR,

        SP_QgnGrafNsliderEndLeft,

        SP_QgnGrafNsliderEndRight,

        SP_QgnGrafNsliderMiddle,

        SP_QgnIndiCheckboxOff,

        SP_QgnIndiCheckboxOn,

        SP_QgnIndiHlColSuper,     // Available in S60 release 3.2 and later.

        SP_QgnIndiHlExpSuper,     // Available in S60 release 3.2 and later.

        SP_QgnIndiHlLineBranch,   // Available in S60 release 3.2 and later.

        SP_QgnIndiHlLineEnd,      // Available in S60 release 3.2 and later.

        SP_QgnIndiHlLineStraight, // Available in S60 release 3.2 and later.

        SP_QgnIndiMarkedAdd,

        SP_QgnIndiNaviArrowLeft,

        SP_QgnIndiNaviArrowRight,

        SP_QgnIndiRadiobuttOff,

        SP_QgnIndiRadiobuttOn,

        SP_QgnGrafNsliderMarker,

        SP_QgnGrafNsliderMarkerSelected,

        SP_QgnIndiSubMenu,

        SP_QgnNoteErased,

        SP_QgnNoteError,

        SP_QgnNoteInfo,

        SP_QgnNoteOk,

        SP_QgnNoteQuery,

        SP_QgnNoteWarning,

        SP_QgnPropFileSmall,

        SP_QgnPropFolderCurrent,

        SP_QgnPropFolderSmall,

        SP_QgnPropFolderSmallNew,

        SP_QgnPropPhoneMemcLarge,

        SP_QsnCpScrollHandleBottomPressed, //ScrollBar handle, pressed state

        SP_QsnCpScrollHandleMiddlePressed,

        SP_QsnCpScrollHandleTopPressed,

        SP_QsnBgScreen,

        SP_QsnCpScrollBgBottom,

        SP_QsnCpScrollBgMiddle,

        SP_QsnCpScrollBgTop,

        SP_QsnCpScrollHandleBottom,

        SP_QsnCpScrollHandleMiddle,

        SP_QsnCpScrollHandleTop,

        SP_QsnFrButtonTbCornerTl,           // Button, normal state

        SP_QsnFrButtonTbCornerTr,

        SP_QsnFrButtonTbCornerBl,

        SP_QsnFrButtonTbCornerBr,

        SP_QsnFrButtonTbSideT,

        SP_QsnFrButtonTbSideB,

        SP_QsnFrButtonTbSideL,

        SP_QsnFrButtonTbSideR,

        SP_QsnFrButtonTbCenter,

        SP_QsnFrButtonTbCornerTlPressed,    // Button, pressed state

        SP_QsnFrButtonTbCornerTrPressed,

        SP_QsnFrButtonTbCornerBlPressed,

        SP_QsnFrButtonTbCornerBrPressed,

        SP_QsnFrButtonTbSideTPressed,

        SP_QsnFrButtonTbSideBPressed,

        SP_QsnFrButtonTbSideLPressed,

        SP_QsnFrButtonTbSideRPressed,

        SP_QsnFrButtonTbCenterPressed,

        SP_QsnFrCaleCornerTl,               // calendar grid item

        SP_QsnFrCaleCornerTr,

        SP_QsnFrCaleCornerBl,

        SP_QsnFrCaleCornerBr,

        SP_QsnFrCaleGSideT,

        SP_QsnFrCaleGSideB,

        SP_QsnFrCaleGSideL,

        SP_QsnFrCaleGSideR,

        SP_QsnFrCaleCenter,

        SP_QsnFrCaleHeadingCornerTl,        // calendar grid header

        SP_QsnFrCaleHeadingCornerTr,

        SP_QsnFrCaleHeadingCornerBl,

        SP_QsnFrCaleHeadingCornerBr,

        SP_QsnFrCaleHeadingSideT,

        SP_QsnFrCaleHeadingSideB,

        SP_QsnFrCaleHeadingSideL,

        SP_QsnFrCaleHeadingSideR,

        SP_QsnFrCaleHeadingCenter,

        SP_QsnFrInputCornerTl,              // Text input field

        SP_QsnFrInputCornerTr,

        SP_QsnFrInputCornerBl,

        SP_QsnFrInputCornerBr,

        SP_QsnFrInputSideT,

        SP_QsnFrInputSideB,

        SP_QsnFrInputSideL,

        SP_QsnFrInputSideR,

        SP_QsnFrInputCenter,

        SP_QsnFrListCornerTl,               // List background

        SP_QsnFrListCornerTr,

        SP_QsnFrListCornerBl,

        SP_QsnFrListCornerBr,

        SP_QsnFrListSideT,

        SP_QsnFrListSideB,

        SP_QsnFrListSideL,

        SP_QsnFrListSideR,

        SP_QsnFrListCenter,

        SP_QsnFrPopupCornerTl,              // Option menu background

        SP_QsnFrPopupCornerTr,

        SP_QsnFrPopupCornerBl,

        SP_QsnFrPopupCornerBr,

        SP_QsnFrPopupSideT,

        SP_QsnFrPopupSideB,

        SP_QsnFrPopupSideL,

        SP_QsnFrPopupSideR,

        SP_QsnFrPopupCenter,

        SP_QsnFrPopupPreviewCornerTl,       // tool tip background

        SP_QsnFrPopupPreviewCornerTr,

        SP_QsnFrPopupPreviewCornerBl,

        SP_QsnFrPopupPreviewCornerBr,

        SP_QsnFrPopupPreviewSideT,

        SP_QsnFrPopupPreviewSideB,

        SP_QsnFrPopupPreviewSideL,

        SP_QsnFrPopupPreviewSideR,

        SP_QsnFrPopupPreviewCenter,

        SP_QsnFrSetOptCornerTl,             // Settings list

        SP_QsnFrSetOptCornerTr,

        SP_QsnFrSetOptCornerBl,

        SP_QsnFrSetOptCornerBr,

        SP_QsnFrSetOptSideT,

        SP_QsnFrSetOptSideB,

        SP_QsnFrSetOptSideL,

        SP_QsnFrSetOptSideR,

        SP_QsnFrSetOptCenter,

        SP_QsnFrPopupSubCornerTl,           // Toolbar background

        SP_QsnFrPopupSubCornerTr,

        SP_QsnFrPopupSubCornerBl,

        SP_QsnFrPopupSubCornerBr,

        SP_QsnFrPopupSubSideT,

        SP_QsnFrPopupSubSideB,

        SP_QsnFrPopupSubSideL,

        SP_QsnFrPopupSubSideR,

        SP_QsnFrPopupSubCenter,

        SP_QsnFrSctrlButtonCornerTl,        // Toolbar button

        SP_QsnFrSctrlButtonCornerTr,

        SP_QsnFrSctrlButtonCornerBl,

        SP_QsnFrSctrlButtonCornerBr,

        SP_QsnFrSctrlButtonSideT,

        SP_QsnFrSctrlButtonSideB,

        SP_QsnFrSctrlButtonSideL,

        SP_QsnFrSctrlButtonSideR,

        SP_QsnFrSctrlButtonCenter,

        SP_QsnFrSctrlButtonCornerTlPressed,    // Toolbar button, pressed

        SP_QsnFrSctrlButtonCornerTrPressed,

        SP_QsnFrSctrlButtonCornerBlPressed,

        SP_QsnFrSctrlButtonCornerBrPressed,

        SP_QsnFrSctrlButtonSideTPressed,

        SP_QsnFrSctrlButtonSideBPressed,

        SP_QsnFrSctrlButtonSideLPressed,

        SP_QsnFrSctrlButtonSideRPressed,

        SP_QsnFrSctrlButtonCenterPressed,

        SP_QsnFrButtonCornerTlInactive,     // Inactive button

        SP_QsnFrButtonCornerTrInactive,

        SP_QsnFrButtonCornerBlInactive,

        SP_QsnFrButtonCornerBrInactive,

        SP_QsnFrButtonSideTInactive,

        SP_QsnFrButtonSideBInactive,

        SP_QsnFrButtonSideLInactive,

        SP_QsnFrButtonSideRInactive,

        SP_QsnFrButtonCenterInactive,

    };

    enum ColorLists {

        CL_QsnHighlightColors,

        CL_QsnIconColors,

        CL_QsnLineColors,

        CL_QsnOtherColors,

        CL_QsnParentColors,

        CL_QsnTextColors

    };

};

class QFocusFrame;

// Private class

#ifdef Q_OS_SYMBIAN

NONSHARABLE_CLASS (QS60StylePrivate)

#else

class QS60StylePrivate

#endif

: public QCommonStylePrivate

{

    Q_DECLARE_PUBLIC(QS60Style)

public:

    QS60StylePrivate();

    ~QS60StylePrivate();

    enum SkinElements {

        SE_ButtonNormal,

        SE_ButtonPressed,

        SE_FrameLineEdit,

        SE_ProgressBarGrooveHorizontal,

        SE_ProgressBarIndicatorHorizontal,

        SE_ProgressBarGrooveVertical,

        SE_ProgressBarIndicatorVertical,

        SE_ScrollBarGrooveHorizontal,

        SE_ScrollBarGrooveVertical,

        SE_ScrollBarHandleHorizontal,

        SE_ScrollBarHandleVertical,

        SE_SliderHandleHorizontal,

        SE_SliderHandleVertical,

        SE_SliderHandleSelectedHorizontal,

        SE_SliderHandleSelectedVertical,

        SE_SliderGrooveVertical,

        SE_SliderGrooveHorizontal,

        SE_TabBarTabEastActive,

        SE_TabBarTabEastInactive,

        SE_TabBarTabNorthActive,

        SE_TabBarTabNorthInactive,

        SE_TabBarTabSouthActive,

        SE_TabBarTabSouthInactive,

        SE_TabBarTabWestActive,

        SE_TabBarTabWestInactive,

        SE_ListHighlight,

        SE_OptionsMenu,

        SE_SettingsList,

        SE_TableItem,

        SE_TableHeaderItem,

        SE_ToolTip, //own graphic available on 3.2+ releases,

        SE_ToolBar,

        SE_ToolBarButton,

        SE_ToolBarButtonPressed,

        SE_PanelBackground,

        SE_ScrollBarHandlePressedHorizontal, //only for 5.0+

        SE_ScrollBarHandlePressedVertical,

        SE_ButtonInactive,

        SE_Editor,

    };

    enum SkinFrameElements {

        SF_ButtonNormal,

        SF_ButtonPressed,

        SF_FrameLineEdit,

        SF_ListHighlight,

        SF_OptionsMenu,

        SF_SettingsList,

        SF_TableItem,

        SF_TableHeaderItem,

        SF_ToolTip,

        SF_ToolBar,

        SF_ToolBarButton,

        SF_ToolBarButtonPressed,

        SF_PanelBackground,

        SF_ButtonInactive,

    };

    enum SkinElementFlag {

        SF_PointNorth =       0x0001, // North = the default

        SF_PointEast =        0x0002,

        SF_PointSouth =       0x0004,

        SF_PointWest =        0x0008,

        SF_StateEnabled =     0x0010, // Enabled = the default

        SF_StateDisabled =    0x0020,

        SF_ColorSkinned =     0x0040, // pixmap is colored with foreground pen color

    };

    enum CacheClearReason {

        CC_UndefinedChange = 0,

        CC_LayoutChange,

        CC_ThemeChange

    };

    Q_DECLARE_FLAGS(SkinElementFlags, SkinElementFlag)

    // draws skin element

    static void drawSkinElement(SkinElements element, QPainter *painter,

        const QRect &rect, SkinElementFlags flags = KDefaultSkinElementFlags);

    // draws a specific skin part

    static void drawSkinPart(QS60StyleEnums::SkinParts part, QPainter *painter,

        const QRect &rect, SkinElementFlags flags = KDefaultSkinElementFlags);

    // gets pixel metrics value

    static short pixelMetric(int metric);

    // gets color. 'index' is NOT 0-based.

    // It corresponds to the enum key 1-based numbers of TAknsQsnXYZColorsIndex, not the values.

    static QColor s60Color(QS60StyleEnums::ColorLists list,

        int index, const QStyleOption *option);

    // gets state specific color

    static QColor stateColor(const QColor &color, const QStyleOption *option);

    // gets lighter color than base color

    static QColor lighterColor(const QColor &baseColor);

    //deduces if the given widget should have separately themeable background

    static bool drawsOwnThemeBackground(const QWidget *widget);

    QFont s60Font(QS60StyleEnums::FontCategories fontCategory,

    // clears all style caches (fonts, colors, pixmaps)

    void clearCaches(CacheClearReason reason = CC_UndefinedChange);

    // themed main background oprations

    void setBackgroundTexture(QApplication *application) const;

    static void deleteBackground();

    static bool isTouchSupported();

    static bool isToolBarBackground();

    static bool hasSliderGrooveGraphic();

    // calculates average color based on button skin graphics (minus borders).

    QColor colorFromFrameGraphics(SkinFrameElements frame) const;

    //set theme palette for application

    void setThemePalette(QApplication *application) const;

    //access to theme palette

    static QPalette* themePalette();

    static const layoutHeader m_layoutHeaders[];

    static const short data[][MAX_PIXELMETRICS];

    void setCurrentLayout(int layoutIndex);

    void setActiveLayout();

    // Pointer

    static short const *m_pmPointer;

    // number of layouts supported by the style

    static const int m_numberOfLayouts;

    mutable QHash<QPair<QS60StyleEnums::FontCategories , int>, QFont> m_mappedFontsCache;

    mutable QHash<SkinFrameElements, QColor> m_colorCache;

    // Has one entry per SkinFrameElements

    static const struct frameElementCenter {

        SkinElements element;

        QS60StyleEnums::SkinParts center;

    } m_frameElementsData[];

    static QPixmap frame(SkinFrameElements frame, const QSize &size,

        SkinElementFlags flags = KDefaultSkinElementFlags);

    static QPixmap backgroundTexture();

#ifdef Q_WS_S60

    void handleDynamicLayoutVariantSwitch();

    void handleSkinChange();

#endif // Q_WS_S60

    static QSize naviPaneSize();

    //Checks that the current brush is transparent or has BrushStyle NoBrush,

    //so that theme graphic background can be drawn.

    static bool canDrawThemeBackground(const QBrush &backgroundBrush);

private:

    static void drawPart(QS60StyleEnums::SkinParts part, QPainter *painter,

        const QRect &rect, SkinElementFlags flags = KDefaultSkinElementFlags);

    static void drawRow(QS60StyleEnums::SkinParts start, QS60StyleEnums::SkinParts middle,

        QS60StyleEnums::SkinParts end, Qt::Orientation orientation, QPainter *painter,

        const QRect &rect, SkinElementFlags flags = KDefaultSkinElementFlags);

    static void drawFrame(SkinFrameElements frame, QPainter *painter,

        const QRect &rect, SkinElementFlags flags = KDefaultSkinElementFlags);

    static QPixmap cachedPart(QS60StyleEnums::SkinParts part, const QSize &size,

        QPainter *painter, SkinElementFlags flags = KDefaultSkinElementFlags);

    static QPixmap cachedFrame(SkinFrameElements frame, const QSize &size,

        SkinElementFlags flags = KDefaultSkinElementFlags);

    static void refreshUI();

    // set S60 font for widget

    void setFont(QWidget *widget) const;

    void setThemePalette(QWidget *widget) const;

    void setThemePalette(QPalette *palette) const;

    void setThemePaletteHash(QPalette *palette) const;

    static void storeThemePalette(QPalette *palette);

    static void deleteThemePalette();

    static QSize partSize(QS60StyleEnums::SkinParts part,

        SkinElementFlags flags = KDefaultSkinElementFlags);

    static QPixmap part(QS60StyleEnums::SkinParts part, const QSize &size,

        QPainter *painter, SkinElementFlags flags = KDefaultSkinElementFlags);

    static QSize screenSize();

    // Contains background texture.

    static QPixmap *m_background;

    const static SkinElementFlags KDefaultSkinElementFlags;

    // defined theme palette

    static QPalette *m_themePalette;

    QPalette m_originalPalette;

    QPointer<QFocusFrame> m_focusFrame;

};

QT_END_NAMESPACE

#endif // QS60STYLE_P_H