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#include "main.h"
#include "state.h"
#include "text.h"
#include "textures.h"
#include "lua_core.h"
/*
## Text - Loading
*/
/*
> RL.GetFontDefault()
Get the default Font
*/
int ltextGetFontDefault( lua_State *L ) {
uluaPushFont( L, GetFontDefault() );
return 1;
}
/*
> font = RL.LoadFont( string fileName )
Load font from file into GPU memory (VRAM)
- Failure return nil
- Success return Font
*/
int ltextLoadFont( lua_State *L ) {
if ( FileExists( luaL_checkstring( L, 1 ) ) ) {
uluaPushFont( L, LoadFont( lua_tostring( L, 1 ) ) );
return 1;
}
TraceLog( state->logLevelInvalid, "Invalid file path '%s'", lua_tostring( L, 1 ) );
lua_pushnil( L );
return 1;
}
/*
> font = RL.LoadFontEx( string fileName, int fontSize, int fontChars{} )
Load font from file with extended parameters. Loading the default character set
- Failure return nil
- Success return Font
*/
int ltextLoadFontEx( lua_State *L ) {
int fontSize = luaL_checkinteger( L, 2 );
if ( FileExists( luaL_checkstring( L, 1 ) ) ) {
if ( lua_istable( L, 3 ) ) {
int glyphCount = uluaGetTableLenIndex( L, 3 );
int fontChars[ glyphCount ];
int t = lua_gettop( L );
int i = 0;
lua_pushnil( L );
while ( lua_next( L, t ) != 0 ) {
fontChars[i] = lua_tointeger( L, -1 );
i++;
lua_pop( L, 1 );
}
uluaPushFont( L, LoadFontEx( lua_tostring( L, 1 ), fontSize, fontChars, glyphCount ) );
return 0;
}
uluaPushFont( L, LoadFontEx( lua_tostring( L, 1 ), fontSize, NULL, 0 ) );
return 1;
}
TraceLog( state->logLevelInvalid, "Invalid file path '%s'", lua_tostring( L, 1 ) );
lua_pushnil( L );
return 1;
}
/*
> font = RL.LoadFontFromImage( Image image, Color key, int firstChar )
Load font from Image ( XNA style )
- Success return Font
*/
int ltextLoadFontFromImage( lua_State *L ) {
Image *image = luaL_checkudata( L, 1, "Image" );
Color key = uluaGetColorIndex( L, 2 );
int firstChar = luaL_checkinteger( L, 3 );
uluaPushFont( L, LoadFontFromImage( *image, key, firstChar ) );
return 1;
}
/*
## Text - Draw
*/
/*
> RL.DrawFPS( Vector2 pos )
Draw current FPS
*/
int ltextDrawFPS( lua_State *L ) {
Vector2 pos = uluaGetVector2Index( L, 1 );
DrawFPS( pos.x, pos.y );
return 0;
}
/*
> RL.DrawText( Font font, string text, Vector2 position, float fontSize, float spacing, Color tint )
Draw text using font and additional parameters
*/
int ltextDrawText( lua_State *L ) {
Font *font = luaL_checkudata( L, 1, "Font" );
Vector2 position = uluaGetVector2Index( L, 3 );
float fontSize = luaL_checknumber( L, 4 );
float spacing = luaL_checknumber( L, 5 );
Color tint = uluaGetColorIndex( L, 6 );
DrawTextEx( *font, luaL_checkstring( L, 2 ), position, fontSize, spacing, tint );
return 0;
}
/*
> RL.DrawTextPro( Font font, string text, Vector2 position, Vector2 origin, float rotation, float fontSize, float spacing, Color tint )
Draw text using Font and pro parameters (rotation)
*/
int ltextDrawTextPro( lua_State *L ) {
Font *font = luaL_checkudata( L, 1, "Font" );
Vector2 position = uluaGetVector2Index( L, 3 );
Vector2 origin = uluaGetVector2Index( L, 4 );
float rotation = luaL_checknumber( L, 5 );
float fontSize = luaL_checknumber( L, 6 );
float spacing = luaL_checknumber( L, 7 );
Color tint = uluaGetColorIndex( L, 8 );
DrawTextPro( *font, luaL_checkstring( L, 2 ), position, origin, rotation, fontSize, spacing, tint );
return 0;
}
/*
## Text - Misc
*/
/*
> size = RL.MeasureText( Font font, string text, float fontSize, float spacing )
Measure string size for Font
- Success return Vector2
*/
int ltextMeasureText( lua_State *L ) {
Font *font = luaL_checkudata( L, 1, "Font" );
float fontSize = luaL_checknumber( L, 3 );
float spacing = luaL_checknumber( L, 4 );
uluaPushVector2( L, MeasureTextEx( *font, luaL_checkstring( L, 2 ), fontSize, spacing ) );
return 1;
}
/*
> baseSize = RL.GetFontBaseSize( Font font )
Get font base size (default chars height)
- Success return int
*/
int ltextGetFontBaseSize( lua_State *L ) {
Font *font = luaL_checkudata( L, 1, "Font" );
lua_pushinteger( L, font->baseSize );
return 1;
}
/*
> glyphCount = RL.GetFontGlyphCount( Font font )
Get font number of glyph characters
- Success return int
*/
int ltextGetFontGlyphCount( lua_State *L ) {
Font *font = luaL_checkudata( L, 1, "Font" );
lua_pushinteger( L, font->glyphCount );
return 1;
}
/*
> glyphPadding = RL.GetFontGlyphPadding( Font font )
Get font padding around the glyph characters
- Success return int
*/
int ltextGetFontGlyphPadding( lua_State *L ) {
Font *font = luaL_checkudata( L, 1, "Font" );
lua_pushinteger( L, font->glyphPadding );
return 1;
}
/*
> texture = RL.GetFontTexture( Font font )
Get font texture atlas containing the glyphs.
- Success return Texture
*/
int ltextGetFontTexture( lua_State *L ) {
Font *font = luaL_checkudata( L, 1, "Font" );
uluaPushTexture( L, font->texture );
return 1;
}
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