src/Text.h

/*
 *   O         ,-
 *  ° o    . -´  '     ,-
 *   °  .´        ` . ´,´
 *     ( °   ))     . (
 *      `-;_    . -´ `.`.
 *          `._'       ´
 *
 * Copyright (c) 2007-2012 Markus Fisch <mf@markusfisch.de>
 *
 * Licensed under the MIT license:
 * http://www.opensource.org/licenses/mit-license.php
 */
#ifndef _PieDock_Text_
#define _PieDock_Text_

#include <X11/Xlib.h>

#ifdef HAVE_XFT
#include <X11/Xft/Xft.h>
#endif

#include <string>

namespace PieDock
{
    class Text
    {
        public:
            class Color
            {
                public:
                    Color() :
                        alpha( 0 ),
                        red( 0 ),
                        green( 0 ),
                        blue( 0 ) {}
                    Color( int r, int g, int b, int a = 0xff ) :
                        alpha( a ),
                        red( r ),
                        green( g ),
                        blue( b ) {}
                    Color( const char * );
                    virtual ~Color() {}
                    inline const int &getAlpha() const { return alpha; }
                    inline const int &getRed() const { return red; }
                    inline const int &getGreen() const { return green; }
                    inline const int &getBlue() const { return blue; }
                    inline const unsigned int getColor() const { return
                        alpha<<24 |
                        red<<16 |
                        green<<8 |
                        blue; }

                private:
                    int alpha;
                    int red;
                    int green;
                    int blue;
            };

            class Font
            {
                public:
                    Font() { reset(); }
                    Font( const std::string f, const double s, const Color c ) :
                        family( f ),
                        size( s ),
                        color( c ) {}
                    virtual ~Font() {}
                    inline const std::string &getFamily() const {
                        return family; }
                    inline void setFamily( const std::string &s ) {
                        family = s; }
                    inline const double &getSize() const { return size; }
                    inline void setSize( const double s ) { size = s; }
                    inline const Color &getColor() const { return color; }
                    inline void setColor( const Color c ) { color = c; }
                    inline void reset()
                    {
#ifdef HAVE_XFT
                        family = "Sans";
#else
                        family = "6x10";
#endif
                        size = 9.0;
                        color = Color( 0xff, 0xff, 0xff, 0xff );
                    }

                private:
                    std::string family;
                    double size;
                    Color color;
            };

            class Metrics
            {
                public:
                    Metrics() : x( 0 ), y( 0 ), width( 0 ), height( 0 ) {}
                    Metrics( int xx, int yy, int w, int h ) :
                        x( xx ),
                        y( yy ),
                        width( w ),
                        height( h ) {}
                    virtual ~Metrics() {}
                    inline const int &getX() const { return x; }
                    inline void setX( int xx ) { x = xx; }
                    inline const int &getY() const { return y; }
                    inline void setY( int yy ) { y = yy; }
                    inline const int &getWidth() const { return width; }
                    inline void setWidth( int w ) { width = w; }
                    inline const int &getHeight() const { return height; }
                    inline void setHeight( int h ) { height = h; }                  

                private:
                    int x;
                    int y;
                    int width;
                    int height;
            };

            Text( Display *, Drawable, Visual *, Font );
            virtual ~Text() {}
            virtual void setColor( const Color );
            virtual void draw( const int, const int, const std::string ) const;
            virtual Metrics getMetrics( const std::string ) const;

        private:
            Display *display;
#ifdef HAVE_XFT
            XftFont *xftFont;
            XftDraw *xftDraw;
            XftColor xftColor;
#else
            Drawable drawable;
            XFontStruct *fontInfo;
            XColor xColor;
            GC gc;
#endif

#ifdef HAVE_XFT
            void translateColor( const Color &, XftColor * );
#else
            void translateColor( const Color &, XColor * );
#endif
    };
}

#endif