2023-12-24 13:19:25 +01:00

108 lines
3.2 KiB
C++

/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
#ifndef TETRAEDGE_TE_TE_FONT2_H
#define TETRAEDGE_TE_TE_FONT2_H
#include "common/str.h"
#include "common/file.h"
#include "common/hashmap.h"
#include "graphics/font.h"
#include "tetraedge/te/te_resource.h"
#include "tetraedge/te/te_vector2s32.h"
#include "tetraedge/te/te_vector3f32.h"
#include "tetraedge/te/te_3d_texture.h"
#include "tetraedge/te/te_intrusive_ptr.h"
#include "tetraedge/te/te_i_font.h"
namespace Tetraedge {
struct KernChars {
uint32 _c1;
uint32 _c2;
};
bool operator==(const KernChars &l, const KernChars &r);
}
namespace Common {
template<> struct Hash<Tetraedge::KernChars> : public UnaryFunction<Tetraedge::KernChars, uint> {
uint operator()(Tetraedge::KernChars val) const { return val._c1 * 7333 + val._c2; }
};
}
namespace Tetraedge {
/**
* A pre-rendered font format with positioning data used in Amerzone
* ('tef' format)
*/
class TeFont2 : public TeIFont, public Graphics::Font {
public:
struct GlyphData2 {
float _xSz;
float _ySz;
float _xOff; // from nominal location
float _yOff; // top location, from baseline
float _xAdvance;
float _floats[3];
TeVector3f32 _vec; // location in texture - offset from bottom left
};
TeFont2();
virtual ~TeFont2();
bool load(const Common::Path &path);
bool load(const Common::FSNode &node);
void unload();
Graphics::Font *getAtSize(uint size) override;
virtual int getFontHeight() const override;
virtual int getMaxCharWidth() const override;
virtual int getCharWidth(uint32 chr) const override;
virtual void drawChar(Graphics::Surface *dst, uint32 chr, int x, int y, uint32 color) const override;
virtual int getKerningOffset(uint32 left, uint32 right) const override;
virtual Common::Rect getBBox(const Common::String &str, int fontSize) override;
virtual Common::Rect getBoundingBox(uint32 chr) const override;
virtual TeVector3f32 kerning(uint pxSize, uint isocode1, uint isocode2) override;
virtual float height(uint pxSize) override;
private:
Common::Path _loadedPath;
uint32 _numChars;
TeVector2s32 _somePt;
TeVector3f32 _someVec;
bool _hasKernData;
float _maxHeight;
// Records a map of character pairs to kerning offsets
Common::HashMap<KernChars, TeVector3f32> _kernData;
Common::Array<uint32> _uintArray;
Common::Array<GlyphData2> _glyphs;
TeImage _texture;
};
} // end namespace Tetraedge
#endif // TETRAEDGE_TE_TE_FONT2_H