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/* Starshatter: The Open Source Project
Copyright (c) 2021-2022, Starshatter: The Open Source Project Contributors
Copyright (c) 2011-2012, Starshatter OpenSource Distribution Contributors
Copyright (c) 1997-2006, Destroyer Studios LLC.
AUTHOR: John DiCamillo
OVERVIEW
========
Font Resource class
*/
#ifndef Font_h
#define Font_h
#include "Types.h"
#include "Bitmap.h"
#include "Color.h"
#include "Geometry.h"
// +--------------------------------------------------------------------+
struct Poly;
struct Material;
struct VertexSet;
class Video;
// +--------------------------------------------------------------------+
struct FontChar
{
short offset;
short width;
};
// +--------------------------------------------------------------------+
class Font
{
public:
static const char* TYPENAME() { return "Font"; }
enum FLAGS { FONT_FIXED_PITCH = 1,
FONT_ALL_CAPS = 2,
FONT_NO_KERN = 4
};
enum CHARS { PIPE_NBSP = 16,
PIPE_VERT = 17,
PIPE_LT = 18,
PIPE_TEE = 19,
PIPE_UL = 20,
PIPE_LL = 21,
PIPE_HORZ = 22,
PIPE_PLUS = 23,
PIPE_MINUS = 24,
ARROW_UP = 25,
ARROW_DOWN = 26,
ARROW_LEFT = 27,
ARROW_RIGHT = 28
};
// default constructor:
Font();
Font(const char* name);
~Font();
bool Load(const char* name);
int CharWidth(char c) const;
int SpaceWidth() const;
int KernWidth(char left, char right) const;
int StringWidth(const char* str, int len=0) const;
void DrawText(const char* txt, int count, Rect& txt_rect, DWORD flags, Bitmap* tgt_bitmap=0);
int DrawString( const char* txt, int len, int x1, int y1, const Rect& clip, Bitmap* tgt_bitmap=0);
int Height() const { return height; }
int Baseline() const { return baseline; }
WORD GetFlags() const { return flags; }
void SetFlags(WORD s) { flags = s; }
Color GetColor() const { return color; }
void SetColor(const Color& c) { color = c; }
double GetExpansion() const { return expansion; }
void SetExpansion(double e) { expansion = (float) e; }
double GetAlpha() const { return alpha; }
void SetAlpha(double a) { alpha = (float) a; }
int GetBlend() const { return blend; }
void SetBlend(int b) { blend = b; }
void SetKern(char left, char right, int k=0);
int GetCaretIndex() const { return caret_index; }
void SetCaretIndex(int n) { caret_index = n; }
private:
void AutoKern();
void FindEdges(BYTE c, double* l, double* r);
int CalcWidth(BYTE c) const;
int GlyphOffset(BYTE c) const;
int GlyphLocationX(BYTE c) const;
int GlyphLocationY(BYTE c) const;
void DrawTextSingle(const char* txt, int count, const Rect& txt_rect, Rect& clip_rect, DWORD flags);
void DrawTextWrap(const char* txt, int count, const Rect& txt_rect, Rect& clip_rect, DWORD flags);
void DrawTextMulti(const char* txt, int count, const Rect& txt_rect, Rect& clip_rect, DWORD flags);
void LoadDef(char* defname, char* imgname);
char name[64];
WORD flags;
BYTE height;
BYTE baseline;
BYTE interspace;
BYTE spacewidth;
float expansion;
float alpha;
int blend;
int scale;
int caret_index;
int caret_x;
int caret_y;
int imagewidth;
BYTE* image;
Bitmap bitmap;
Bitmap* tgt_bitmap;
Material* material;
VertexSet* vset;
Poly* polys;
int npolys;
FontChar glyph[256];
Color color;
char kern[256][256];
};
#endif // Font_h
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