font.h

#pragma once

#include <stdint.h>
#include "core.h"

namespace Pixie
{
    class Window;

    // BMP font loader. Expects the entire character set (256 ASCII characters) on one line.
    class Font
    {
        public:
            Font();
            ~Font();

            // Loads the font in the given BMP filename using the specified character size.
            bool Load(const char* filename, int characterSizeX, int characterSizeY);

            // Draws the specified font to the window in the font colour.
            void Draw(const char* msg, int x, int y, Pixie::Window* window);

            // Draws the specified font to the window in the given colour.
            void DrawColour(const char* msg, int x, int y, uint32_t colour, Pixie::Window* window);

            // Returns the width of the specified string in this font.
            int GetStringWidth(const char* msg) const;

            // Returns the character height of the font.
            int GetCharacterHeight() const;

            // Returns the character width of the font.
            int GetCharacterWidth() const;

        private:
            uint32_t* m_fontBuffer;
            uint32_t m_width;
            uint32_t m_height;
            uint8_t m_characterSizeX;
            uint8_t m_characterSizeY;
    };

    inline Font::Font()
    {
        m_fontBuffer = 0;
        m_width = m_height = 0;
    }

    inline int Font::GetCharacterHeight() const
    {
        return m_characterSizeY;
    }

    inline int Font::GetCharacterWidth() const
    {
        return m_characterSizeX;
    }
}