54 lines
1.4 KiB
C++
54 lines
1.4 KiB
C++
#pragma once
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#include "Asset.h"
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#include "Containers/Map.h"
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#include "Graphics/Texture.h"
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#include "Math/Math.h"
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#include <freetype/freetype.h>
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#include <harfbuzz/hb.h>
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namespace Seele {
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class FontAsset : public Asset {
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public:
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static constexpr uint64 IDENTIFIER = 0x10;
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FontAsset();
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FontAsset(std::string_view folderPath, std::string_view name);
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virtual ~FontAsset();
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virtual void save(ArchiveBuffer& buffer) const override;
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virtual void load(ArchiveBuffer& buffer) override;
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struct Glyph {
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UVector2 size = {};
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UVector2 bearing = {};
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uint32 advance = 0;
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Array<uint8> textureData;
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Gfx::OTexture2D texture = nullptr;
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void save(ArchiveBuffer& buffer) const;
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void load(ArchiveBuffer& buffer);
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};
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struct FontData {
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Map<uint32, Glyph> glyphs;
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};
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void loadFace();
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struct RenderGlyph {
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Gfx::PTexture2D texture;
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UVector2 position;
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UVector2 dimensions;
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};
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UVector2 shapeText(std::string_view view, uint32 fontSize, Array<RenderGlyph>& render);
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private:
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void loadGlyphs(uint32 fontSize);
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Gfx::PGraphics graphics;
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hb_blob_t* blob;
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hb_face_t* hb_face;
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hb_font_t* hb_font;
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FT_Library ft;
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FT_Face ft_face;
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Array<char> ttfFile;
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Map<uint32, FontData> fontSizes;
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friend class FontLoader;
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};
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DECLARE_REF(FontAsset)
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} // namespace Seele
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