/**
* \brief Draws text in a color specified by hue and value.
*
* A '~' in the text is not drawn but instead toggles highlighting which
* increases \c value by 4.
*
* \li like JE_outText() with (brightness >= 0)
* \li like JE_outTextAdjust() without shadow
*
* @param surface destination surface
* @param x initial x-position in pixels; which direction(s) the text is drawn
* from this position depends on the alignment
* @param y initial upper y-position in pixels
* @param text text to be drawn
* @param font style/size of text
* @param alignment left_aligned, centered, or right_aligned
* @param hue hue component of text color
* @param value value component of text color
*/
void draw_font_hv( SDL_Surface *surface, int x, int y, const char *text, Font font, FontAlignment alignment, Uint8 hue, Sint8 value )
{
switch (alignment)
{
case left_aligned:
break;
case centered:
x -= JE_textWidth(text, font) / 2;
break;
case right_aligned:
x -= JE_textWidth(text, font);
break;
}
bool highlight = false;
for (; *text != '\0'; ++text)
{
int sprite_id = font_ascii[(unsigned char)*text];
switch (*text)
{
case ' ':
x += 6;
break;
case '~':
highlight = !highlight;
if (highlight)
value += 4;
else
value -= 4;
break;
default:
if (sprite_id != -1 && sprite_exists(font, sprite_id))
{
blit_sprite_hv(surface, x, y, font, sprite_id, hue, value);
x += sprite(font, sprite_id)->width + 1;
}
break;
}
}
}
/**
* \brief Draws darkened text.
*
* Corresponds to blit_sprite_dark()
*
* \li like JE_outText() with (brightness < 0) if (black == true)
*
* @param surface destination surface
* @param x initial x-position in pixels; which direction(s) the text is drawn
* from this position depends on the alignment
* @param y initial upper y-position in pixels
* @param text text to be drawn
* @param font style/size of text
* @param alignment left_aligned, centered, or right_aligned
* @param black if true text is drawn as solid black, if false text is drawn by
* darkening the pixels of the destination surface
*/
void draw_font_dark( SDL_Surface *surface, int x, int y, const char *text, Font font, FontAlignment alignment, bool black )
{
switch (alignment)
{
case left_aligned:
break;
case centered:
x -= JE_textWidth(text, font) / 2;
break;
case right_aligned:
x -= JE_textWidth(text, font);
break;
}
for (; *text != '\0'; ++text)
{
int sprite_id = font_ascii[(unsigned char)*text];
switch (*text)
{
case ' ':
x += 6;
break;
case '~':
break;
default:
if (sprite_id != -1 && sprite_exists(font, sprite_id))
{
blit_sprite_dark(surface, x, y, font, sprite_id, black);
x += sprite(font, sprite_id)->width + 1;
}
break;
}
}
}
int JE_fontCenter( const char *s, uint32_t font )
{
return 160 - (JE_textWidth(s, font) / 2);
}
