Files
jsix_import/src/drivers/fb/font.h
Justin C. Miller 4c41205e73 [fb] Change to embedding PSF file
Moved old PSF parsing code from kernel, and switched to embedding whole
PSF instead of just glyph data to make font class the same code paths
for both cases.
2021-01-03 00:08:20 -08:00

34 lines
700 B
C++

#pragma once
#include <stdint.h>
#include "screen.h"
class font
{
public:
/// Constructor.
/// \arg data The font data to load. If null, will load the default
/// built-in font.
font(void const *data = nullptr);
unsigned glyph_bytes() const { return m_sizey * ((m_sizex + 7) / 8); }
unsigned count() const { return m_count; }
unsigned width() const { return m_sizex; }
unsigned height() const { return m_sizey; }
bool valid() const { return m_count > 0; }
void draw_glyph(
screen &s,
uint32_t glyph,
screen::pixel_t fg,
screen::pixel_t bg,
unsigned x,
unsigned y) const;
private:
unsigned m_sizex, m_sizey;
unsigned m_count;
uint8_t const *m_data;
};