// Lua: ucg.print( self, str )
static int lucg_print( lua_State *L )
{
lucg_userdata_t *lud;
if ((lud = get_lud( L )) == NULL)
return 0;
const char *s = luaL_checkstring( L, 2 );
if (s == NULL)
return 0;
while (*s)
{
ucg_int_t delta;
delta = ucg_DrawGlyph(LUCG, lud->tx, lud->ty, lud->tdir, *(s++));
switch(lud->tdir)
{
case 0: lud->tx += delta; break;
case 1: lud->ty += delta; break;
case 2: lud->tx -= delta; break;
default: case 3: lud->ty -= delta; break;
}
}
return 0;
}
ucg_int_t ucg_DrawString(ucg_t *ucg, ucg_int_t x, ucg_int_t y, uint8_t dir, const char *str)
{
ucg_int_t delta, sum;
sum = 0;
while( *str != '\0' )
{
delta = ucg_DrawGlyph(ucg, x, y, dir, (uint8_t)*str);
switch(dir)
{
case 0:
x += delta;
break;
case 1:
y += delta;
break;
case 2:
x -= delta;
break;
case 3:
y -= delta;
break;
}
sum += delta;
str++;
}
return sum;
}
void set_clip_range(ucg_t *ucg)
{
prepare_picture(ucg);
ucg_SetFontPosBaseline(ucg);
ucg_SetFont(ucg, ucg_font_ncenB18_tf);
ucg_SetColor(ucg, 0, 255, 255, 255); /* draw white A */
ucg_DrawGlyph(ucg, 50, 40, 0, 'A');
ucg_SetClipRange(ucg, 57, 20, 30, 15); /* restrict area */
ucg_SetColor(ucg, 0, 0, 0, 127);
ucg_DrawBox(ucg, 0, 0, 128, 64); /* fill the restricted area with dark blue */
ucg_SetColor(ucg, 0, 0, 0, 255);
ucg_DrawGlyph(ucg, 50, 40, 0, 'A'); /* draw light blue A */
hrule(ucg, ox+57, 20, 30, 0);
vrule(ucg, ox+57+30, 20, 15, 1);
pos(ucg, ox+50, 40, 0);
save_picture(ucg, "set_clip_range");
}
// Lua: width = ucg.drawGlyph( self, x, y, dir, encoding )
static int lucg_drawGlyph( lua_State *L )
{
lucg_userdata_t *lud;
if ((lud = get_lud( L )) == NULL)
return 0;
ucg_int_t args[3];
lucg_get_int_args( L, 2, 3, args );
const char *c = luaL_checkstring( L, (1+3) + 1 );
if (c == NULL)
return 0;
lua_pushinteger( L, ucg_DrawGlyph( LUCG, args[0], args[1], args[2], *c ) );
return 1;
}
int main(void)
{
ucg_int_t a,b;
ucg_Init(&ucg, ucg_sdl_dev_cb, ucg_ext_none, (ucg_com_fnptr)0);
ucg_SetFontMode(&ucg, UCG_FONT_MODE_TRANSPARENT);
ucg_SetFont(&ucg, ucg_font_ncenB24);
//ucg_SetRotate90(&ucg);
//ucg_SetRotate270(&ucg);
//ucg_SetClipRange(&ucg, 10,5,40,20);
a = 2;
b = 3;
ucg_SetColor(&ucg, 0, 135*a/b,206*a/b,250*a/b);
ucg_SetColor(&ucg, 1, 176*a/b,226*a/b,255*a/b);
ucg_SetColor(&ucg, 2, 25*a/b,25*a/b,112*a/b);
ucg_SetColor(&ucg, 3, 85*a/b,26*a/b,139*a/b);
ucg_DrawGradientBox(&ucg, 0, 0, ucg_GetWidth(&ucg)/4, ucg_GetHeight(&ucg));
ucg_SetColor(&ucg, 1, 135*a/b,206*a/b,250*a/b);
ucg_SetColor(&ucg, 0, 176*a/b,226*a/b,255*a/b);
ucg_SetColor(&ucg, 3, 25*a/b,25*a/b,112*a/b);
ucg_SetColor(&ucg, 2, 85*a/b,26*a/b,139*a/b);
ucg_DrawGradientBox(&ucg, ucg_GetWidth(&ucg)/4, 0, ucg_GetWidth(&ucg)/4, ucg_GetHeight(&ucg));
ucg_SetColor(&ucg, 0, 135*a/b,206*a/b,250*a/b);
ucg_SetColor(&ucg, 1, 176*a/b,226*a/b,255*a/b);
ucg_SetColor(&ucg, 2, 25*a/b,25*a/b,112*a/b);
ucg_SetColor(&ucg, 3, 85*a/b,26*a/b,139*a/b);
ucg_DrawGradientBox(&ucg, ucg_GetWidth(&ucg)*2/4, 0, ucg_GetWidth(&ucg)/4, ucg_GetHeight(&ucg));
ucg_SetColor(&ucg, 1, 135*a/b,206*a/b,250*a/b);
ucg_SetColor(&ucg, 0, 176*a/b,226*a/b,255*a/b);
ucg_SetColor(&ucg, 3, 25*a/b,25*a/b,112*a/b);
ucg_SetColor(&ucg, 2, 85*a/b,26*a/b,139*a/b);
ucg_DrawGradientBox(&ucg, ucg_GetWidth(&ucg)*3/4, 0, ucg_GetWidth(&ucg)/4, ucg_GetHeight(&ucg));
upper_pin(&ucg, 7+0*14, 4);
upper_pin(&ucg, 7+1*14, 4);
upper_pin(&ucg, 7+2*14, 4);
upper_pin(&ucg, 7+3*14, 4);
ic_body(&ucg, 2, 10);
lower_pin(&ucg, 7+0*14, 41);
lower_pin(&ucg, 7+1*14, 41);
lower_pin(&ucg, 7+2*14, 41);
lower_pin(&ucg, 7+3*14, 41);
ucg_SetColor(&ucg, 0, 135*a/b, 206*a/b, 250*a/b);
ucg_DrawString(&ucg, 63+1, 33+1, 0, "glib");
ucg_SetColor(&ucg, 0, 255, 168, 0);
ucg_DrawGlyph(&ucg, 26, 38, 0, 'U');
ucg_DrawString(&ucg, 63, 33, 0, "glib");
ucg_SetColor(&ucg, 0, 135*a/b, 206*a/b, 250*a/b);
ucg_SetColor(&ucg, 1, 135*a/b, 206*a/b, 250*a/b);
ucg_SetColor(&ucg, 2, 135*a/b, 206*a/b, 250*a/b);
ucg_SetColor(&ucg, 3, 135*a/b, 206*a/b, 250*a/b);
ucg_DrawGradientBox(&ucg, 84+1, 42+1-6, 42, 4);
ucg_SetColor(&ucg, 0, 255, 180, 40);
ucg_SetColor(&ucg, 1, 235, 148, 0);
//ucg_DrawGradientLine(&ucg, 79, 42, 20, 0);
ucg_SetColor(&ucg, 2, 245, 158, 0);
ucg_SetColor(&ucg, 3, 220, 138, 0);
ucg_DrawGradientBox(&ucg, 84, 42-6, 42, 4);
ucg_SetColor(&ucg, 0, 255, 168, 0);
ucg_SetFont(&ucg, ucg_font_5x8);
//ucg_SetFont(&ucg, ucg_font_courB08);
ucg_DrawString(&ucg, 2, 54, 0, "http://");
ucg_DrawString(&ucg, 1, 61, 0, "code.google.com/p/ucglib/");
while( ucg_sdl_get_key() < 0 )
;
return 0;
}
