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Dominik Madarász 2023-12-10 16:48:21 +01:00
parent 616ade56d7
commit 3008fb5b65
4 changed files with 107 additions and 22 deletions
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9
bind/v4k.lua
View File

@ -2323,6 +2323,12 @@ FONT_TH =2097152,
FONT_VI =4194304,
FONT_CJK = FONT_ZH|FONT_JP|FONT_KR,
};
typedef struct font_metrics_t {
float ascent;
float descent;
float linegap;
float linedist;
} font_metrics_t;
void font_face(const char *face_tag, const char *filename_ttf, float font_size, unsigned flags);
void font_face_from_mem(const char *tag, const void *ttf_buffer, unsigned ttf_len, float font_size, unsigned flags);
void font_scales(const char *face_tag, float h1, float h2, float h3, float h4, float h5, float h6);
@ -2332,6 +2338,7 @@ FONT_CJK = FONT_ZH|FONT_JP|FONT_KR,
void font_goto(float x, float y);
vec2 font_print(const char *text);
vec2 font_rect(const char *text);
font_metrics_t font_metrics(const char *text);
void* font_colorize(const char *text, const char *comma_types, const char *comma_keywords);
vec2 font_highlight(const char *text, const void *colors);
int input_use( int controller_id );
@ -3342,7 +3349,7 @@ unsigned play;
bool paused;
struct atlas_t *a;
} sprite_t;
enum { OBJTYPE_sprite_t = 10 }; typedef struct { unsigned static_assert_on_L__LINE__ : !!(10 <= 255); } static_assert_on_Lconcat(_L,3963)___COUNTER__; typedef struct { unsigned static_assert_on_L__LINE__ : !!(sizeof(sprite_t)); } static_assert_on_Lconcat(_L,3963)___COUNTER__;;
enum { OBJTYPE_sprite_t = 10 }; typedef struct { unsigned static_assert_on_L__LINE__ : !!(10 <= 255); } static_assert_on_Lconcat(_L,3971)___COUNTER__; typedef struct { unsigned static_assert_on_L__LINE__ : !!(sizeof(sprite_t)); } static_assert_on_Lconcat(_L,3971)___COUNTER__;;
void sprite_ctor(sprite_t *s);
void sprite_dtor(sprite_t *s);
void sprite_tick(sprite_t *s);

39
engine/joint/v4k.h
View File

@ -16115,6 +16115,13 @@ enum FONT_FLAGS {
// FONT_DEFAULTS = FONT_512 | FONT_NO_OVERSAMPLE | FONT_ASCII,
};
typedef struct font_metrics_t {
float ascent; // max distance above baseline for all glyphs
float descent; // max distance below baseline for all glyphs
float linegap; // distance betwen ascent of next line and descent of current line
float linedist; // distance between the baseline of two lines (ascent - descent + linegap)
} font_metrics_t;
// configures
API void font_face(const char *face_tag, const char *filename_ttf, float font_size, unsigned flags);
API void font_face_from_mem(const char *tag, const void *ttf_buffer, unsigned ttf_len, float font_size, unsigned flags);
@ -16127,6 +16134,7 @@ API vec2 font_xy();
API void font_goto(float x, float y);
API vec2 font_print(const char *text);
API vec2 font_rect(const char *text);
API font_metrics_t font_metrics(const char *text);
// void font_clip(vec2 topleft, vec2 bottomright);
// void font_wrap(vec2 topleft, vec2 bottomright);
@ -360722,6 +360730,37 @@ vec2 font_highlight(const char *text, const void *colors) {
vec2 font_rect(const char *str) {
return font_draw_ex(str, gotoxy, NULL, NULL);
}
font_metrics_t font_metrics(const char *text) {
font_metrics_t m={0};
int S = 3;
font_t *f = &fonts[0];
// utf8 to utf32
array(uint32_t) unicode = string32(text);
// parse string
for( int i = 0, end = array_count(unicode); i < end; ++i ) {
uint32_t ch = unicode[i];
if( ch >= 1 && ch <= 6 ) {
S = ch;
continue;
}
if( ch >= 0x1a && ch <= 0x1f ) {
if( fonts[ ch - 0x1a ].initialized) {
// change face
f = &fonts[ ch - 0x1a ];
}
continue;
}
}
m.ascent = f->ascent*f->factor*f->scale[S];
m.descent = f->descent*f->factor*f->scale[S];
m.linegap = f->linegap*f->factor*f->scale[S];
m.linedist = f->linedist*f->factor*f->scale[S];
return m;
}
#line 0
#line 1 "v4k_gui.c"

31
engine/split/v4k_font.c
View File

@ -2396,3 +2396,34 @@ vec2 font_highlight(const char *text, const void *colors) {
vec2 font_rect(const char *str) {
return font_draw_ex(str, gotoxy, NULL, NULL);
}
font_metrics_t font_metrics(const char *text) {
font_metrics_t m={0};
int S = 3;
font_t *f = &fonts[0];
// utf8 to utf32
array(uint32_t) unicode = string32(text);
// parse string
for( int i = 0, end = array_count(unicode); i < end; ++i ) {
uint32_t ch = unicode[i];
if( ch >= 1 && ch <= 6 ) {
S = ch;
continue;
}
if( ch >= 0x1a && ch <= 0x1f ) {
if( fonts[ ch - 0x1a ].initialized) {
// change face
f = &fonts[ ch - 0x1a ];
}
continue;
}
}
m.ascent = f->ascent*f->factor*f->scale[S];
m.descent = f->descent*f->factor*f->scale[S];
m.linegap = f->linegap*f->factor*f->scale[S];
m.linedist = f->linedist*f->factor*f->scale[S];
return m;
}

8
engine/split/v4k_font.h
View File

@ -70,6 +70,13 @@ enum FONT_FLAGS {
// FONT_DEFAULTS = FONT_512 | FONT_NO_OVERSAMPLE | FONT_ASCII,
};
typedef struct font_metrics_t {
float ascent; // max distance above baseline for all glyphs
float descent; // max distance below baseline for all glyphs
float linegap; // distance betwen ascent of next line and descent of current line
float linedist; // distance between the baseline of two lines (ascent - descent + linegap)
} font_metrics_t;
// configures
API void font_face(const char *face_tag, const char *filename_ttf, float font_size, unsigned flags);
API void font_face_from_mem(const char *tag, const void *ttf_buffer, unsigned ttf_len, float font_size, unsigned flags);
@ -82,6 +89,7 @@ API vec2 font_xy();
API void font_goto(float x, float y);
API vec2 font_print(const char *text);
API vec2 font_rect(const char *text);
API font_metrics_t font_metrics(const char *text);
// void font_clip(vec2 topleft, vec2 bottomright);
// void font_wrap(vec2 topleft, vec2 bottomright);