/**
* @brief Renders all the OSD.
*/
void osd_render (void)
{
OSD_t *ll;
double p;
int i, j, k, l;
int w, x;
const glColour *c;
/* Nothing to render. */
if (osd_list == NULL)
return;
/* Background. */
gl_renderRect( osd_x-5., osd_y-(osd_rh+5.), osd_w+10., osd_rh+10, &cBlackHilight );
/* Render each thingy. */
p = osd_y-gl_smallFont.h;
l = 0;
for (k=0; k<array_size(osd_list); k++) {
ll = &osd_list[k];
x = osd_x;
w = osd_w;
/* Print title. */
gl_printMaxRaw( &gl_smallFont, w, x, p, NULL, ll->title );
p -= gl_smallFont.h + 5.;
l++;
if (l >= osd_lines)
return;
/* Print items. */
for (i=0; i<ll->nitems; i++) {
x = osd_x;
w = osd_w;
c = (ll->active == i) ? &cConsole : NULL;
for (j=0; j<ll->items[i].nchunks; j++) {
gl_printMaxRaw( &gl_smallFont, w, x, p,
c, ll->items[i].chunks[j] );
if (j==0) {
w = osd_w - osd_hyphenLen;
x = osd_x + osd_hyphenLen;
}
p -= gl_smallFont.h + 5.;
l++;
if (l >= osd_lines)
return;
}
}
}
}
/**
* @brief Prints text on the screen.
*
* @usage gfx.print( nil, "Hello World!", 50, 50, colour.new("Red") ) -- Displays text in red at 50,50.
* @usage gfx.print( true, "Hello World!", 50, 50, col, 100 ) -- Displays text to a maximum of 100 pixels wide.
* @usage gfx.print( true, str, 50, 50, col, 100, true ) -- Displays centered text to a maximum of 100 pixels.
*
* @luaparam small Whether or not to use a small font.
* @luaparam str String to print.
* @luaparam x X position to print at.
* @luaparam y Y position to print at.
* @luaparam col Colour to print text.
* @luaparam max Optional parameter to indicate maximum width to render up to.
* @luaparam center Optional boolean parameter indicating whether or not to center it.
* @luafunc print( small, str, x, y, col, max, center )
*/
static int gfxL_print( lua_State *L )
{
glFont *font;
const char *str;
double x, y;
LuaColour *lc;
int max, mid;
/* Parse parameters. */
font = lua_toboolean(L,1) ? &gl_smallFont : &gl_defFont;
str = luaL_checkstring(L,2);
x = luaL_checknumber(L,3);
y = luaL_checknumber(L,4);
lc = luaL_checkcolour(L,5);
if (lua_gettop(L) >= 6)
max = luaL_checkinteger(L,6);
else
max = 0;
mid = lua_toboolean(L,7);
/* Render. */
if (mid)
gl_printMidRaw( font, max, x, y, &lc->col, str );
else if (max > 0)
gl_printMaxRaw( font, max, x, y, &lc->col, str );
else
gl_printRaw( font, x, y, &lc->col, str );
return 0;
}
/**
* @brief Renders a list widget.
*
* @param lst List widget to render.
* @param bx Base X position.
* @param by Base Y position.
*/
static void lst_render( Widget* lst, double bx, double by )
{
int i;
double x,y, tx,ty, miny;
double w, scroll_pos;
w = lst->w;
x = bx + lst->x;
y = by + lst->y;
/* lst bg */
toolkit_drawRect( x, y, lst->w, lst->h, &cGrey90, NULL );
/* inner outline */
toolkit_drawOutline( x, y, lst->w, lst->h, 0.,
toolkit_colLight, toolkit_col );
/* outter outline */
toolkit_drawOutline( x, y, lst->w, lst->h, 1., toolkit_colDark, NULL );
/* Draw scrollbar. */
if (lst->dat.lst.height > 0) {
/* We need to make room for list. */
w -= 10.;
scroll_pos = (double)(lst->dat.lst.pos * (2 + gl_defFont.h));
scroll_pos /= (double)lst->dat.lst.height - lst->h;
/* XXX lst->h is off by one */
toolkit_drawScrollbar( x + lst->w - 10. + 1, y, 10., lst->h + 1, scroll_pos );
}
/* draw selected */
toolkit_drawRect( x, y - 1. + lst->h -
(1 + lst->dat.lst.selected - lst->dat.lst.pos)*(gl_defFont.h+2.),
w-1, gl_defFont.h + 2., &cHilight, NULL );
/* draw content */
tx = (double)SCREEN_W/2. + x + 2.;
ty = (double)SCREEN_H/2. + y + lst->h - 2. - gl_defFont.h;
miny = ty - lst->h + 2 + gl_defFont.h;
y = ty - 2.;
w -= 4;
for (i=lst->dat.lst.pos; i<lst->dat.lst.noptions; i++) {
gl_printMaxRaw( &gl_defFont, (int)w,
tx, ty, &cBlack, lst->dat.lst.options[i] );
ty -= 2 + gl_defFont.h;
/* Check if out of bounds. */
if (ty < miny)
break;
}
}
/**
* @brief Renders a button widget.
*
* @param chk WIDGET_BUTTON widget to render.
* @param bx Base X position.
* @param by Base Y position.
*/
static void chk_render( Widget* chk, double bx, double by )
{
/*glColour *c;*/
glColour *dc, *lc;
double x, y;
x = bx + chk->x;
y = by + chk->y;
/* set the colours */
switch (chk->status) {
case WIDGET_STATUS_NORMAL:
lc = &cGrey80;
/*c = &cGrey60;*/
dc = &cGrey40;
break;
case WIDGET_STATUS_MOUSEOVER:
lc = &cWhite;
/*c = &cGrey80;*/
dc = &cGrey60;
break;
case WIDGET_STATUS_MOUSEDOWN:
lc = &cGreen;
/*c = &cGreen;*/
dc = &cGrey40;
break;
default:
break;
}
/* Draw rect. */
toolkit_drawRect( x-1, y-1 + (chk->h-10.)/2., 12., 12., &cGrey40, NULL );
toolkit_drawRect( x, y + (chk->h-10.)/2., 10., 10., &cGrey90, NULL );
if (chk->dat.chk.state)
toolkit_drawRect( x+1., y+1. + (chk->h-10.)/2., 8., 8., &cGrey20, NULL );
/* Inner outline */
/* toolkit_drawOutline( x, y + (chk->h-10.)/2., 10, 10, 0., lc, c ); */
/* Outter outline */
/*toolkit_drawOutline( x, y + (chk->h-10.)/2., 10, 10, 1., &cBlack, NULL );*/
/* Draw the txt. */
gl_printMaxRaw( NULL, chk->w - 20,
bx + chk->x + 15,
by + chk->y + (chk->h - gl_defFont.h)/2.,
&cBlack, chk->dat.chk.display );
}
/**
* @brief Behaves like gl_print but stops displaying text after reaching a certain length.
*
* @param ft_font Font to use (NULL means use gl_defFont).
* @param max Maximum length to reach.
* @param x X position to display text at.
* @param y Y position to display text at.
* @param c Colour to use (NULL defaults to white).
* @param fmt String to display formatted like printf.
* @return The number of characters it had to suppress.
*/
int gl_printMax( const glFont *ft_font, const int max,
const double x, const double y,
const glColour* c, const char *fmt, ... )
{
/*float h = ft_font->h / .63;*/ /* slightly increase fontsize */
char text[256]; /* holds the string */
va_list ap;
if (fmt == NULL) return -1;
else { /* convert the symbols to text */
va_start(ap, fmt);
vsnprintf(text, 256, fmt, ap);
va_end(ap);
}
return gl_printMaxRaw( ft_font, max, x, y, c, text );
}
/**
* @brief Render function for the custom widget.
*/
static void cli_render( double bx, double by, double w, double h, void *data )
{
(void) data;
int i, y;
glColour *c;
/* Draw the text. */
i = cli_viewport;
for (y=h-cli_font->h-5; y>0; y -= cli_font->h + 5) {
if (cli_buffer[i][0] == '>')
c = &cDConsole;
else if (strncmp(cli_buffer[i], "cli:", 4)==0)
c = &cRed;
else
c = &cBlack;
gl_printMaxRaw( cli_font, w,
bx, by + y, c, cli_buffer[i] );
i = (i + 1) % BUF_LINES;
}
}
/**
* @brief Renders an image array.
*
* @param iar Image array widget to render.
* @param bx Base X position.
* @param by Base Y position.
*/
static void iar_render( Widget* iar, double bx, double by )
{
int i,j, pos;
double x,y, w,h, xcurs,ycurs;
double scroll_pos;
int xelem, yelem;
double xspace;
glColour *c, *dc, *lc, tc, fontcolour;
int is_selected;
int tw;
double d;
/*
* Calculations.
*/
/* position */
x = bx + iar->x;
y = by + iar->y;
/* element dimensions */
iar_getDim( iar, &w, &h );
/* number of elements */
xelem = iar->dat.iar.xelem;
yelem = iar->dat.iar.yelem;
xspace = (double)(((int)iar->w - 10) % (int)w) / (double)(xelem + 1);
/* background */
toolkit_drawRect( x, y, iar->w, iar->h, &cBlack, NULL );
/*
* Scrollbar.
*/
d = h * (yelem - (int)(iar->h / h));
if (fabs(d) < 1e-05)
scroll_pos = 0.;
else
scroll_pos = iar->dat.iar.pos / d;
toolkit_drawScrollbar( x + iar->w - 10., y, 10., iar->h, scroll_pos );
/*
* Main drawing loop.
*/
gl_clipRect( x, y, iar->w, iar->h );
ycurs = y + iar->h - h + iar->dat.iar.pos;
for (j=0; j<yelem; j++) {
xcurs = x + xspace;
for (i=0; i<xelem; i++) {
/* Get position. */
pos = j*xelem + i;
/* Out of elements. */
if ((pos) >= iar->dat.iar.nelements)
break;
is_selected = (iar->dat.iar.selected == pos) ? 1 : 0;
fontcolour = cWhite;
/* Draw background. */
if (is_selected)
toolkit_drawRect( xcurs + 2.,
ycurs + 2.,
w - 5., h - 5., &cDConsole, NULL );
else if (iar->dat.iar.background != NULL) {
toolkit_drawRect( xcurs + 2.,
ycurs + 2.,
w - 5., h - 5., &iar->dat.iar.background[pos], NULL );
tc = iar->dat.iar.background[pos];
if (((tc.r + tc.g + tc.b) / 3) > 0.5)
fontcolour = cBlack;
}
/* image */
if (iar->dat.iar.images[pos] != NULL)
gl_blitScale( iar->dat.iar.images[pos],
xcurs + 5., ycurs + gl_smallFont.h + 7.,
iar->dat.iar.iw, iar->dat.iar.ih, NULL );
/* caption */
if (iar->dat.iar.captions[pos] != NULL)
gl_printMidRaw( &gl_smallFont, iar->dat.iar.iw, xcurs + 5., ycurs + 5.,
(is_selected) ? &cBlack : &fontcolour,
iar->dat.iar.captions[pos] );
/* quantity. */
if (iar->dat.iar.quantity != NULL) {
if (iar->dat.iar.quantity[pos] != NULL) {
/* Rectangle to highlight better. */
tw = gl_printWidthRaw( &gl_smallFont,
iar->dat.iar.quantity[pos] );
if (is_selected)
tc = cDConsole;
else if (iar->dat.iar.background != NULL)
tc = iar->dat.iar.background[pos];
else
tc = cBlack;
tc.a = 0.75;
toolkit_drawRect( xcurs + 2.,
ycurs + 5. + iar->dat.iar.ih,
tw + 4., gl_smallFont.h + 4., &tc, NULL );
/* Quantity number. */
gl_printMaxRaw( &gl_smallFont, iar->dat.iar.iw,
xcurs + 5., ycurs + iar->dat.iar.ih + 7.,
&fontcolour, iar->dat.iar.quantity[pos] );
}
}
/* Slot type. */
if (iar->dat.iar.slottype != NULL) {
if (iar->dat.iar.slottype[pos] != NULL) {
/* Rectangle to highlight better. Width is a hack due to lack of monospace font. */
tw = gl_printWidthRaw( &gl_smallFont, "M" );
if (is_selected)
tc = cDConsole;
else if (iar->dat.iar.background != NULL)
tc = iar->dat.iar.background[pos];
else
tc = cBlack;
tc.a = 0.75;
toolkit_drawRect( xcurs + iar->dat.iar.iw - 6.,
ycurs + 5. + iar->dat.iar.ih,
tw + 2., gl_smallFont.h + 4., &tc, NULL );
/* Slot size letter. */
gl_printMaxRaw( &gl_smallFont, iar->dat.iar.iw,
xcurs + iar->dat.iar.iw - 4., ycurs + iar->dat.iar.ih + 7.,
&fontcolour, iar->dat.iar.slottype[pos] );
}
}
/* outline */
if (is_selected) {
lc = &cWhite;
c = &cGrey80;
dc = &cGrey60;
}
else {
lc = toolkit_colLight;
c = toolkit_col;
dc = toolkit_colDark;
}
toolkit_drawOutline( xcurs + 2.,
ycurs + 2.,
w - 4., h - 4., 1., lc, c );
toolkit_drawOutline( xcurs + 2.,
ycurs + 2.,
w - 4., h - 4., 2., dc, NULL );
xcurs += w + xspace;
}
ycurs -= h;
}
gl_unclipRect();
/*
* Final outline.
*/
toolkit_drawOutline( x+1, y+1, iar->w-2, iar->h-2, 1., toolkit_colLight, toolkit_col );
toolkit_drawOutline( x+1, y+1, iar->w-2, iar->h-2, 2., toolkit_colDark, NULL );
}