YiClosedCaptionsStylingBridge.h

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// © You i Labs Inc. 2000-2017. All rights reserved.
#ifndef _YI_CLOSED_CAPTIONS_STYLING_BRIDGE_H_
#define _YI_CLOSED_CAPTIONS_STYLING_BRIDGE_H_

#include "utility/YiColor.h"

#include "signal/YiSignal.h"

class CYIClosedCaptionsStylingBridge
{
public:
    enum MODE
    {
        USE_STYLE_FROM_CONTENT,
        USE_STYLE_FROM_USER,
        UNKNOWN
    };

    enum FONT_TYPE
    {
        FONT_DEFAULT,
        FONT_MONOSPACE_SANS_SERIF,
        FONT_PROPORTIONAL_SANS_SERIF,
        FONT_MONOSPACE_WITH_SERIF,
        FONT_PROPORTIONAL_WITH_SERIF,
        FONT_CASUAL,
        FONT_CURSIVE,
        FONT_SMALL_CAPITALS,
        FONT_CUSTOM
    };

    enum EDGE_STYLE
    {
        DEFAULT_EDGES,
        NO_EDGE,
        RAISED_EDGES,
        DEPRESSED_EDGES,
        UNIFORM_EDGES,
        DROP_SHADOWED_EDGES
    };

    struct Style
    {
        Style();

        const CYIString &GetFontFamily() const;

        ssize_t GetFontID() const;

        MODE eStylingMode;

        FONT_TYPE eFontType; 
        CYIString customFontFamily; 

        float fFontSizeFractionOfVideoHeight; 

        CYIColor characterColor;

        EDGE_STYLE eEdgeStyle;
        CYIColor edgeColor;

        CYIColor characterBackgroundColor; 

        CYIColor windowColor; 

        bool bUsesDefaultFontSize; 
        bool bUsesDefaultCharacterColor; 
        bool bUsesDefaultEdgeColor; 
        bool bUsesDefaultCharacterBackgroundColor; 
        bool bUsesDefaultWindowColor; 
    };

    virtual ~CYIClosedCaptionsStylingBridge();

    static const Style &GetDefaultStyle();

    virtual Style GetClosedCaptionsStyle() const = 0;
};

#endif