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#ifndef __LIBJIN_PAGE_H
#define __LIBJIN_PAGE_H
#include "../../math/je_vector2.hpp"
#include "je_font.h"
namespace jin
{
namespace graphics
{
class Font;
///
/// Glyphs data to be rendered.
///
struct GlyphVertex
{
int x, y; ///< screen coordinates
float u, v; ///< normalized texture uv
};
///
/// Glyphs info for reducing draw call.
///
struct GlyphArrayDrawInfo
{
GLuint texture; ///< atlas
unsigned int start; ///< glyph vertex indecies
unsigned int count; ///< glyph vertex count
};
///
/// Page to be rendered.
///
/// A page is a pre-rendered text struct for reducing draw call. Each page
/// keeps a font pointer which should not be changed.
///
struct Page
{
Font* font;
std::vector<GlyphArrayDrawInfo> glyphinfolist;
std::vector<GlyphVertex> glyphvertices;
math::Vector2<int> size;
};
} // namespace graphics
} // namespace jin
#endif
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