static void dview_draw_outlined_box(DView *dv, int rtype, int x, int y, int w, int h, rgb_t bg)
{
rectangle r;
dview_get_rect(dv, rtype, &r);
ui_draw_outlined_box(dv->container, NX(dv, x + r.min_x), NY(dv, y + r.min_y),
NX(dv, x + r.min_x + w), NY(dv, y + r.min_y + h), bg);
}
void ui_menu::draw_text_box()
{
const char *text = item[0].text;
const char *backtext = item[1].text;
float line_height = ui_get_line_height(machine());
float lr_arrow_width = 0.4f * line_height * machine().render().ui_aspect();
float gutter_width = lr_arrow_width;
float target_width, target_height, prior_width;
float target_x, target_y;
/* compute the multi-line target width/height */
ui_draw_text_full(container, text, 0, 0, 1.0f - 2.0f * UI_BOX_LR_BORDER - 2.0f * gutter_width,
JUSTIFY_LEFT, WRAP_WORD, DRAW_NONE, ARGB_WHITE, ARGB_BLACK, &target_width, &target_height);
target_height += 2.0f * line_height;
if (target_height > 1.0f - 2.0f * UI_BOX_TB_BORDER)
target_height = floor((1.0f - 2.0f * UI_BOX_TB_BORDER) / line_height) * line_height;
/* maximum against "return to prior menu" text */
prior_width = ui_get_string_width(machine(), backtext) + 2.0f * gutter_width;
target_width = MAX(target_width, prior_width);
/* determine the target location */
target_x = 0.5f - 0.5f * target_width;
target_y = 0.5f - 0.5f * target_height;
/* make sure we stay on-screen */
if (target_x < UI_BOX_LR_BORDER + gutter_width)
target_x = UI_BOX_LR_BORDER + gutter_width;
if (target_x + target_width + gutter_width + UI_BOX_LR_BORDER > 1.0f)
target_x = 1.0f - UI_BOX_LR_BORDER - gutter_width - target_width;
if (target_y < UI_BOX_TB_BORDER)
target_y = UI_BOX_TB_BORDER;
if (target_y + target_height + UI_BOX_TB_BORDER > 1.0f)
target_y = 1.0f - UI_BOX_TB_BORDER - target_height;
/* add a box around that */
ui_draw_outlined_box(container, target_x - UI_BOX_LR_BORDER - gutter_width,
target_y - UI_BOX_TB_BORDER,
target_x + target_width + gutter_width + UI_BOX_LR_BORDER,
target_y + target_height + UI_BOX_TB_BORDER, (item[0].flags & MENU_FLAG_REDTEXT) ? UI_RED_COLOR : UI_BACKGROUND_COLOR);
ui_draw_text_full(container, text, target_x, target_y, target_width,
JUSTIFY_LEFT, WRAP_WORD, DRAW_NORMAL, UI_TEXT_COLOR, UI_TEXT_BG_COLOR, NULL, NULL);
/* draw the "return to prior menu" text with a hilight behind it */
container->add_quad(
target_x + 0.5f * UI_LINE_WIDTH,
target_y + target_height - line_height,
target_x + target_width - 0.5f * UI_LINE_WIDTH,
target_y + target_height,
UI_SELECTED_BG_COLOR,
hilight_texture,
PRIMFLAG_BLENDMODE(BLENDMODE_ALPHA) | PRIMFLAG_TEXWRAP(TRUE));
ui_draw_text_full(container, backtext, target_x, target_y + target_height - line_height, target_width,
JUSTIFY_CENTER, WRAP_TRUNCATE, DRAW_NORMAL, UI_SELECTED_COLOR, UI_SELECTED_BG_COLOR, NULL, NULL);
/* artificially set the hover to the last item so a double-click exits */
hover = numitems - 1;
}
static void extra_text_draw_box(render_container *container, float origx1, float origx2, float origy, float yspan, const char *text, int direction)
{
float text_width, text_height;
float width, maxwidth;
float x1, y1, x2, y2, temp;
/* get the size of the text */
ui_draw_text_full(container,text, 0.0f, 0.0f, 1.0f, JUSTIFY_LEFT, WRAP_WORD,
DRAW_NONE, ARGB_WHITE, ARGB_BLACK, &text_width, &text_height);
width = text_width + (2 * UI_BOX_LR_BORDER);
maxwidth = MAX(width, origx2 - origx1);
/* compute our bounds */
x1 = 0.5f - 0.5f * maxwidth;
x2 = x1 + maxwidth;
y1 = origy + (yspan * direction);
y2 = origy + (UI_BOX_TB_BORDER * direction);
if (y1 > y2)
{
temp = y1;
y1 = y2;
y2 = temp;
}
/* draw a box */
ui_draw_outlined_box(container,x1, y1, x2, y2, UI_BACKGROUND_COLOR);
/* take off the borders */
x1 += UI_BOX_LR_BORDER;
x2 -= UI_BOX_LR_BORDER;
y1 += UI_BOX_TB_BORDER;
y2 -= UI_BOX_TB_BORDER;
/* draw the text within it */
ui_draw_text_full(container,text, x1, y1, text_width, JUSTIFY_LEFT, WRAP_WORD,
DRAW_NORMAL, ARGB_WHITE, ARGB_BLACK, NULL, NULL);
}
static void tilemap_handler(running_machine &machine, render_container *container, ui_gfx_state *state)
{
render_font *ui_font = ui_get_font(machine);
float chwidth, chheight;
render_bounds mapboxbounds;
render_bounds boxbounds;
int targwidth = machine.render().ui_target().width();
int targheight = machine.render().ui_target().height();
float titlewidth;
float x0, y0;
int mapboxwidth, mapboxheight;
int maxxscale, maxyscale;
UINT32 mapwidth, mapheight;
int x, pixelscale;
char title[100];
/* get the size of the tilemap itself */
tilemap_t *tilemap = machine.tilemap().find(state->tilemap.which);
mapwidth = tilemap->width();
mapheight = tilemap->height();
if (state->tilemap.rotate & ORIENTATION_SWAP_XY)
{ UINT32 temp = mapwidth; mapwidth = mapheight; mapheight = temp; }
/* add a half character padding for the box */
chheight = ui_get_line_height(machine);
chwidth = ui_font->char_width(chheight, machine.render().ui_aspect(), '0');
boxbounds.x0 = 0.0f + 0.5f * chwidth;
boxbounds.x1 = 1.0f - 0.5f * chwidth;
boxbounds.y0 = 0.0f + 0.5f * chheight;
boxbounds.y1 = 1.0f - 0.5f * chheight;
/* the tilemap box bounds starts a half character in from the box */
mapboxbounds = boxbounds;
mapboxbounds.x0 += 0.5f * chwidth;
mapboxbounds.x1 -= 0.5f * chwidth;
mapboxbounds.y0 += 0.5f * chheight;
mapboxbounds.y1 -= 0.5f * chheight;
/* add space on the top for a title and a half line of padding */
mapboxbounds.y0 += 1.5f * chheight;
/* convert back to pixels */
mapboxwidth = (mapboxbounds.x1 - mapboxbounds.x0) * (float)targwidth;
mapboxheight = (mapboxbounds.y1 - mapboxbounds.y0) * (float)targheight;
/* determine the maximum integral scaling factor */
pixelscale = state->tilemap.zoom;
if (pixelscale == 0)
{
for (maxxscale = 1; mapwidth * (maxxscale + 1) < mapboxwidth; maxxscale++) ;
for (maxyscale = 1; mapheight * (maxyscale + 1) < mapboxheight; maxyscale++) ;
pixelscale = MIN(maxxscale, maxyscale);
}
/* recompute the final box size */
mapboxwidth = MIN(mapboxwidth, mapwidth * pixelscale);
mapboxheight = MIN(mapboxheight, mapheight * pixelscale);
/* recompute the bounds, centered within the existing bounds */
mapboxbounds.x0 += 0.5f * ((mapboxbounds.x1 - mapboxbounds.x0) - (float)mapboxwidth / (float)targwidth);
mapboxbounds.x1 = mapboxbounds.x0 + (float)mapboxwidth / (float)targwidth;
mapboxbounds.y0 += 0.5f * ((mapboxbounds.y1 - mapboxbounds.y0) - (float)mapboxheight / (float)targheight);
mapboxbounds.y1 = mapboxbounds.y0 + (float)mapboxheight / (float)targheight;
/* now recompute the outer box against this new info */
boxbounds.x0 = mapboxbounds.x0 - 0.5f * chwidth;
boxbounds.x1 = mapboxbounds.x1 + 0.5f * chwidth;
boxbounds.y0 = mapboxbounds.y0 - 2.0f * chheight;
boxbounds.y1 = mapboxbounds.y1 + 0.5f * chheight;
/* figure out the title and expand the outer box to fit */
sprintf(title, "TMAP %d/%d %dx%d OFFS %d,%d", state->tilemap.which, machine.tilemap().count() - 1, mapwidth, mapheight, state->tilemap.xoffs, state->tilemap.yoffs);
titlewidth = ui_font->string_width(chheight, machine.render().ui_aspect(), title);
if (boxbounds.x1 - boxbounds.x0 < titlewidth + chwidth)
{
boxbounds.x0 = 0.5f - 0.5f * (titlewidth + chwidth);
boxbounds.x1 = boxbounds.x0 + titlewidth + chwidth;
}
/* go ahead and draw the outer box now */
ui_draw_outlined_box(container, boxbounds.x0, boxbounds.y0, boxbounds.x1, boxbounds.y1, UI_GFXVIEWER_BG_COLOR);
/* draw the title */
x0 = 0.5f - 0.5f * titlewidth;
y0 = boxbounds.y0 + 0.5f * chheight;
for (x = 0; title[x] != 0; x++)
{
container->add_char(x0, y0, chheight, machine.render().ui_aspect(), ARGB_WHITE, *ui_font, title[x]);
x0 += ui_font->char_width(chheight, machine.render().ui_aspect(), title[x]);
}
/* update the bitmap */
tilemap_update_bitmap(machine, state, mapboxwidth / pixelscale, mapboxheight / pixelscale);
/* add the final quad */
container->add_quad(mapboxbounds.x0, mapboxbounds.y0,
mapboxbounds.x1, mapboxbounds.y1,
ARGB_WHITE, state->texture,
PRIMFLAG_BLENDMODE(BLENDMODE_ALPHA) | PRIMFLAG_TEXORIENT(state->tilemap.rotate));
/* handle keyboard input */
tilemap_handle_keys(machine, state, mapboxwidth, mapboxheight);
}
static void gfxset_handler(running_machine &machine, render_container *container, ui_gfx_state *state)
{
render_font *ui_font = ui_get_font(machine);
int set = state->gfxset.set;
gfx_element *gfx = machine.gfx[set];
float fullwidth, fullheight;
float cellwidth, cellheight;
float chwidth, chheight;
float titlewidth;
//float cellaspect;
float x0, y0;
render_bounds cellboxbounds;
render_bounds boxbounds;
int cellboxwidth, cellboxheight;
int targwidth = machine.render().ui_target().width();
int targheight = machine.render().ui_target().height();
int cellxpix, cellypix;
int xcells, ycells;
int pixelscale = 0;
int x, y, skip;
char title[100];
/* add a half character padding for the box */
chheight = ui_get_line_height(machine);
chwidth = ui_font->char_width(chheight, machine.render().ui_aspect(), '0');
boxbounds.x0 = 0.0f + 0.5f * chwidth;
boxbounds.x1 = 1.0f - 0.5f * chwidth;
boxbounds.y0 = 0.0f + 0.5f * chheight;
boxbounds.y1 = 1.0f - 0.5f * chheight;
/* the character cell box bounds starts a half character in from the box */
cellboxbounds = boxbounds;
cellboxbounds.x0 += 0.5f * chwidth;
cellboxbounds.x1 -= 0.5f * chwidth;
cellboxbounds.y0 += 0.5f * chheight;
cellboxbounds.y1 -= 0.5f * chheight;
/* add space on the left for 5 characters of text, plus a half character of padding */
cellboxbounds.x0 += 5.5f * chwidth;
/* add space on the top for a title, a half line of padding, a header, and another half line */
cellboxbounds.y0 += 3.0f * chheight;
/* convert back to pixels */
cellboxwidth = (cellboxbounds.x1 - cellboxbounds.x0) * (float)targwidth;
cellboxheight = (cellboxbounds.y1 - cellboxbounds.y0) * (float)targheight;
/* compute the number of source pixels in a cell */
cellxpix = 1 + ((state->gfxset.rotate[state->gfxset.set] & ORIENTATION_SWAP_XY) ? gfx->height() : gfx->width());
cellypix = 1 + ((state->gfxset.rotate[state->gfxset.set] & ORIENTATION_SWAP_XY) ? gfx->width() : gfx->height());
/* compute the largest pixel scale factor that still fits */
xcells = state->gfxset.count[set];
while (xcells > 1)
{
pixelscale = (cellboxwidth / xcells) / cellxpix;
if (pixelscale != 0)
break;
xcells--;
}
/* worst case, we need a pixel scale of 1 */
pixelscale = MAX(1, pixelscale);
/* in the Y direction, we just display as many as we can */
ycells = cellboxheight / (pixelscale * cellypix);
/* now determine the actual cellbox size */
cellboxwidth = MIN(cellboxwidth, xcells * pixelscale * cellxpix);
cellboxheight = MIN(cellboxheight, ycells * pixelscale * cellypix);
/* compute the size of a single cell at this pixel scale factor, as well as the aspect ratio */
cellwidth = (cellboxwidth / (float)xcells) / (float)targwidth;
cellheight = (cellboxheight / (float)ycells) / (float)targheight;
//cellaspect = cellwidth / cellheight;
/* working from the new width/height, recompute the boxbounds */
fullwidth = (float)cellboxwidth / (float)targwidth + 6.5f * chwidth;
fullheight = (float)cellboxheight / (float)targheight + 4.0f * chheight;
/* recompute boxbounds from this */
boxbounds.x0 = (1.0f - fullwidth) * 0.5f;
boxbounds.x1 = boxbounds.x0 + fullwidth;
boxbounds.y0 = (1.0f - fullheight) * 0.5f;
boxbounds.y1 = boxbounds.y0 + fullheight;
/* figure out the title and expand the outer box to fit */
for (x = 0; x < MAX_GFX_ELEMENTS && machine.gfx[x] != NULL; x++) ;
sprintf(title, "GFX %d/%d %dx%d COLOR %X", state->gfxset.set, x - 1, gfx->width(), gfx->height(), state->gfxset.color[set]);
titlewidth = ui_font->string_width(chheight, machine.render().ui_aspect(), title);
x0 = 0.0f;
if (boxbounds.x1 - boxbounds.x0 < titlewidth + chwidth)
x0 = boxbounds.x0 - (0.5f - 0.5f * (titlewidth + chwidth));
/* go ahead and draw the outer box now */
ui_draw_outlined_box(container, boxbounds.x0 - x0, boxbounds.y0, boxbounds.x1 + x0, boxbounds.y1, UI_GFXVIEWER_BG_COLOR);
/* draw the title */
x0 = 0.5f - 0.5f * titlewidth;
y0 = boxbounds.y0 + 0.5f * chheight;
for (x = 0; title[x] != 0; x++)
{
container->add_char(x0, y0, chheight, machine.render().ui_aspect(), ARGB_WHITE, *ui_font, title[x]);
x0 += ui_font->char_width(chheight, machine.render().ui_aspect(), title[x]);
}
/* draw the top column headers */
skip = (int)(chwidth / cellwidth);
for (x = 0; x < xcells; x += 1 + skip)
{
x0 = boxbounds.x0 + 6.0f * chwidth + (float)x * cellwidth;
y0 = boxbounds.y0 + 2.0f * chheight;
container->add_char(x0 + 0.5f * (cellwidth - chwidth), y0, chheight, machine.render().ui_aspect(), ARGB_WHITE, *ui_font, "0123456789ABCDEF"[x & 0xf]);
/* if we're skipping, draw a point between the character and the box to indicate which */
/* one it's referring to */
if (skip != 0)
container->add_point(x0 + 0.5f * cellwidth, 0.5f * (y0 + chheight + boxbounds.y0 + 3.5f * chheight), UI_LINE_WIDTH, ARGB_WHITE, PRIMFLAG_BLENDMODE(BLENDMODE_ALPHA));
}
/* draw the side column headers */
skip = (int)(chheight / cellheight);
for (y = 0; y < ycells; y += 1 + skip)
/* only display if there is data to show */
if (state->gfxset.offset[set] + y * xcells < gfx->elements())
{
char buffer[10];
/* if we're skipping, draw a point between the character and the box to indicate which */
/* one it's referring to */
x0 = boxbounds.x0 + 5.5f * chwidth;
y0 = boxbounds.y0 + 3.5f * chheight + (float)y * cellheight;
if (skip != 0)
container->add_point(0.5f * (x0 + boxbounds.x0 + 6.0f * chwidth), y0 + 0.5f * cellheight, UI_LINE_WIDTH, ARGB_WHITE, PRIMFLAG_BLENDMODE(BLENDMODE_ALPHA));
/* draw the row header */
sprintf(buffer, "%5X", state->gfxset.offset[set] + y * xcells);
for (x = 4; x >= 0; x--)
{
x0 -= ui_font->char_width(chheight, machine.render().ui_aspect(), buffer[x]);
container->add_char(x0, y0 + 0.5f * (cellheight - chheight), chheight, machine.render().ui_aspect(), ARGB_WHITE, *ui_font, buffer[x]);
}
}
/* update the bitmap */
gfxset_update_bitmap(machine, state, xcells, ycells, gfx);
/* add the final quad */
container->add_quad(boxbounds.x0 + 6.0f * chwidth, boxbounds.y0 + 3.5f * chheight,
boxbounds.x0 + 6.0f * chwidth + (float)cellboxwidth / (float)targwidth,
boxbounds.y0 + 3.5f * chheight + (float)cellboxheight / (float)targheight,
ARGB_WHITE, state->texture, PRIMFLAG_BLENDMODE(BLENDMODE_ALPHA));
/* handle keyboard navigation before drawing */
gfxset_handle_keys(machine, state, xcells, ycells);
}
static void palette_handler(running_machine &machine, render_container *container, ui_gfx_state *state)
{
int total = state->palette.which ? colortable_palette_get_size(machine.colortable) : machine.total_colors();
const char *title = state->palette.which ? "COLORTABLE" : "PALETTE";
const rgb_t *raw_color = palette_entry_list_raw(machine.palette);
render_font *ui_font = ui_get_font(machine);
float cellwidth, cellheight;
float chwidth, chheight;
float titlewidth;
float x0, y0;
render_bounds cellboxbounds;
render_bounds boxbounds;
int x, y, skip;
/* add a half character padding for the box */
chheight = ui_get_line_height(machine);
chwidth = ui_font->char_width(chheight, machine.render().ui_aspect(), '0');
boxbounds.x0 = 0.0f + 0.5f * chwidth;
boxbounds.x1 = 1.0f - 0.5f * chwidth;
boxbounds.y0 = 0.0f + 0.5f * chheight;
boxbounds.y1 = 1.0f - 0.5f * chheight;
/* the character cell box bounds starts a half character in from the box */
cellboxbounds = boxbounds;
cellboxbounds.x0 += 0.5f * chwidth;
cellboxbounds.x1 -= 0.5f * chwidth;
cellboxbounds.y0 += 0.5f * chheight;
cellboxbounds.y1 -= 0.5f * chheight;
/* add space on the left for 5 characters of text, plus a half character of padding */
cellboxbounds.x0 += 5.5f * chwidth;
/* add space on the top for a title, a half line of padding, a header, and another half line */
cellboxbounds.y0 += 3.0f * chheight;
/* figure out the title and expand the outer box to fit */
titlewidth = ui_font->string_width(chheight, machine.render().ui_aspect(), title);
x0 = 0.0f;
if (boxbounds.x1 - boxbounds.x0 < titlewidth + chwidth)
x0 = boxbounds.x0 - (0.5f - 0.5f * (titlewidth + chwidth));
/* go ahead and draw the outer box now */
ui_draw_outlined_box(container, boxbounds.x0 - x0, boxbounds.y0, boxbounds.x1 + x0, boxbounds.y1, UI_GFXVIEWER_BG_COLOR);
/* draw the title */
x0 = 0.5f - 0.5f * titlewidth;
y0 = boxbounds.y0 + 0.5f * chheight;
for (x = 0; title[x] != 0; x++)
{
container->add_char(x0, y0, chheight, machine.render().ui_aspect(), ARGB_WHITE, *ui_font, title[x]);
x0 += ui_font->char_width(chheight, machine.render().ui_aspect(), title[x]);
}
/* compute the cell size */
cellwidth = (cellboxbounds.x1 - cellboxbounds.x0) / (float)state->palette.count;
cellheight = (cellboxbounds.y1 - cellboxbounds.y0) / (float)state->palette.count;
/* draw the top column headers */
skip = (int)(chwidth / cellwidth);
for (x = 0; x < state->palette.count; x += 1 + skip)
{
x0 = boxbounds.x0 + 6.0f * chwidth + (float)x * cellwidth;
y0 = boxbounds.y0 + 2.0f * chheight;
container->add_char(x0 + 0.5f * (cellwidth - chwidth), y0, chheight, machine.render().ui_aspect(), ARGB_WHITE, *ui_font, "0123456789ABCDEF"[x & 0xf]);
/* if we're skipping, draw a point between the character and the box to indicate which */
/* one it's referring to */
if (skip != 0)
container->add_point(x0 + 0.5f * cellwidth, 0.5f * (y0 + chheight + cellboxbounds.y0), UI_LINE_WIDTH, ARGB_WHITE, PRIMFLAG_BLENDMODE(BLENDMODE_ALPHA));
}
/* draw the side column headers */
skip = (int)(chheight / cellheight);
for (y = 0; y < state->palette.count; y += 1 + skip)
/* only display if there is data to show */
if (state->palette.offset + y * state->palette.count < total)
{
char buffer[10];
/* if we're skipping, draw a point between the character and the box to indicate which */
/* one it's referring to */
x0 = boxbounds.x0 + 5.5f * chwidth;
y0 = boxbounds.y0 + 3.5f * chheight + (float)y * cellheight;
if (skip != 0)
container->add_point(0.5f * (x0 + cellboxbounds.x0), y0 + 0.5f * cellheight, UI_LINE_WIDTH, ARGB_WHITE, PRIMFLAG_BLENDMODE(BLENDMODE_ALPHA));
/* draw the row header */
sprintf(buffer, "%5X", state->palette.offset + y * state->palette.count);
for (x = 4; x >= 0; x--)
{
x0 -= ui_font->char_width(chheight, machine.render().ui_aspect(), buffer[x]);
container->add_char(x0, y0 + 0.5f * (cellheight - chheight), chheight, machine.render().ui_aspect(), ARGB_WHITE, *ui_font, buffer[x]);
}
}
/* now add the rectangles for the colors */
for (y = 0; y < state->palette.count; y++)
for (x = 0; x < state->palette.count; x++)
{
int index = state->palette.offset + y * state->palette.count + x;
if (index < total)
{
pen_t pen = state->palette.which ? colortable_palette_get_color(machine.colortable, index) : raw_color[index];
container->add_rect(cellboxbounds.x0 + x * cellwidth, cellboxbounds.y0 + y * cellheight,
cellboxbounds.x0 + (x + 1) * cellwidth, cellboxbounds.y0 + (y + 1) * cellheight,
0xff000000 | pen, PRIMFLAG_BLENDMODE(BLENDMODE_ALPHA));
}
}
/* handle keys */
palette_handle_keys(machine, state);
}
void ui_menu::draw(bool customonly)
{
float line_height = ui_get_line_height(machine());
float lr_arrow_width = 0.4f * line_height * machine().render().ui_aspect();
float ud_arrow_width = line_height * machine().render().ui_aspect();
float gutter_width = lr_arrow_width * 1.3f;
float x1, y1, x2, y2;
float effective_width, effective_left;
float visible_width, visible_main_menu_height;
float visible_extra_menu_height = 0;
float visible_top, visible_left;
int selected_subitem_too_big = FALSE;
int visible_lines;
int top_line;
int itemnum, linenum;
int mouse_hit, mouse_button;
render_target *mouse_target;
INT32 mouse_target_x, mouse_target_y;
float mouse_x = -1, mouse_y = -1;
/* compute the width and height of the full menu */
visible_width = 0;
visible_main_menu_height = 0;
for (itemnum = 0; itemnum < numitems; itemnum++)
{
const ui_menu_item &pitem = item[itemnum];
float total_width;
/* compute width of left hand side */
total_width = gutter_width + ui_get_string_width(machine(), pitem.text) + gutter_width;
/* add in width of right hand side */
if (pitem.subtext)
total_width += 2.0f * gutter_width + ui_get_string_width(machine(), pitem.subtext);
/* track the maximum */
if (total_width > visible_width)
visible_width = total_width;
/* track the height as well */
visible_main_menu_height += line_height;
}
/* account for extra space at the top and bottom */
visible_extra_menu_height = customtop + custombottom;
/* add a little bit of slop for rounding */
visible_width += 0.01f;
visible_main_menu_height += 0.01f;
/* if we are too wide or too tall, clamp it down */
if (visible_width + 2.0f * UI_BOX_LR_BORDER > 1.0f)
visible_width = 1.0f - 2.0f * UI_BOX_LR_BORDER;
/* if the menu and extra menu won't fit, take away part of the regular menu, it will scroll */
if (visible_main_menu_height + visible_extra_menu_height + 2.0f * UI_BOX_TB_BORDER > 1.0f)
visible_main_menu_height = 1.0f - 2.0f * UI_BOX_TB_BORDER - visible_extra_menu_height;
visible_lines = floor(visible_main_menu_height / line_height);
visible_main_menu_height = (float)visible_lines * line_height;
/* compute top/left of inner menu area by centering */
visible_left = (1.0f - visible_width) * 0.5f;
visible_top = (1.0f - (visible_main_menu_height + visible_extra_menu_height)) * 0.5f;
/* if the menu is at the bottom of the extra, adjust */
visible_top += customtop;
/* first add us a box */
x1 = visible_left - UI_BOX_LR_BORDER;
y1 = visible_top - UI_BOX_TB_BORDER;
x2 = visible_left + visible_width + UI_BOX_LR_BORDER;
y2 = visible_top + visible_main_menu_height + UI_BOX_TB_BORDER;
if (!customonly)
ui_draw_outlined_box(container, x1, y1, x2, y2, UI_BACKGROUND_COLOR);
/* determine the first visible line based on the current selection */
top_line = selected - visible_lines / 2;
if (top_line < 0)
top_line = 0;
if (top_line + visible_lines >= numitems)
top_line = numitems - visible_lines;
/* determine effective positions taking into account the hilighting arrows */
effective_width = visible_width - 2.0f * gutter_width;
effective_left = visible_left + gutter_width;
/* locate mouse */
mouse_hit = FALSE;
mouse_button = FALSE;
if (!customonly)
{
mouse_target = ui_input_find_mouse(machine(), &mouse_target_x, &mouse_target_y, &mouse_button);
if (mouse_target != NULL)
if (mouse_target->map_point_container(mouse_target_x, mouse_target_y, *container, mouse_x, mouse_y))
mouse_hit = TRUE;
}
/* loop over visible lines */
hover = numitems + 1;
if (!customonly)
for (linenum = 0; linenum < visible_lines; linenum++)
{
float line_y = visible_top + (float)linenum * line_height;
itemnum = top_line + linenum;
const ui_menu_item &pitem = item[itemnum];
const char *itemtext = pitem.text;
rgb_t fgcolor = UI_TEXT_COLOR;
rgb_t bgcolor = UI_TEXT_BG_COLOR;
rgb_t fgcolor2 = UI_SUBITEM_COLOR;
rgb_t fgcolor3 = UI_CLONE_COLOR;
float line_x0 = x1 + 0.5f * UI_LINE_WIDTH;
float line_y0 = line_y;
float line_x1 = x2 - 0.5f * UI_LINE_WIDTH;
float line_y1 = line_y + line_height;
/* set the hover if this is our item */
if (mouse_hit && line_x0 <= mouse_x && line_x1 > mouse_x && line_y0 <= mouse_y && line_y1 > mouse_y && pitem.is_selectable())
hover = itemnum;
/* if we're selected, draw with a different background */
if (itemnum == selected)
{
fgcolor = UI_SELECTED_COLOR;
bgcolor = UI_SELECTED_BG_COLOR;
fgcolor2 = UI_SELECTED_COLOR;
fgcolor3 = UI_SELECTED_COLOR;
}
/* else if the mouse is over this item, draw with a different background */
else if (itemnum == hover)
{
fgcolor = UI_MOUSEOVER_COLOR;
bgcolor = UI_MOUSEOVER_BG_COLOR;
fgcolor2 = UI_MOUSEOVER_COLOR;
fgcolor3 = UI_MOUSEOVER_COLOR;
}
/* if we have some background hilighting to do, add a quad behind everything else */
if (bgcolor != UI_TEXT_BG_COLOR)
container->add_quad(line_x0, line_y0, line_x1, line_y1, bgcolor, hilight_texture,
PRIMFLAG_BLENDMODE(BLENDMODE_ALPHA) | PRIMFLAG_TEXWRAP(TRUE));
/* if we're on the top line, display the up arrow */
if (linenum == 0 && top_line != 0)
{
container->add_quad(
0.5f * (x1 + x2) - 0.5f * ud_arrow_width,
line_y + 0.25f * line_height,
0.5f * (x1 + x2) + 0.5f * ud_arrow_width,
line_y + 0.75f * line_height,
fgcolor,
arrow_texture,
PRIMFLAG_BLENDMODE(BLENDMODE_ALPHA) | PRIMFLAG_TEXORIENT(ROT0));
if (hover == itemnum)
hover = -2;
}
/* if we're on the bottom line, display the down arrow */
else if (linenum == visible_lines - 1 && itemnum != numitems - 1)
{
container->add_quad(
0.5f * (x1 + x2) - 0.5f * ud_arrow_width,
line_y + 0.25f * line_height,
0.5f * (x1 + x2) + 0.5f * ud_arrow_width,
line_y + 0.75f * line_height,
fgcolor,
arrow_texture,
PRIMFLAG_BLENDMODE(BLENDMODE_ALPHA) | PRIMFLAG_TEXORIENT(ROT0 ^ ORIENTATION_FLIP_Y));
if (hover == itemnum)
hover = -1;
}
/* if we're just a divider, draw a line */
else if (strcmp(itemtext, MENU_SEPARATOR_ITEM) == 0)
container->add_line(visible_left, line_y + 0.5f * line_height, visible_left + visible_width, line_y + 0.5f * line_height, UI_LINE_WIDTH, UI_BORDER_COLOR, PRIMFLAG_BLENDMODE(BLENDMODE_ALPHA));
/* if we don't have a subitem, just draw the string centered */
else if (pitem.subtext == NULL)
ui_draw_text_full(container, itemtext, effective_left, line_y, effective_width,
JUSTIFY_CENTER, WRAP_TRUNCATE, DRAW_NORMAL, fgcolor, bgcolor, NULL, NULL);
/* otherwise, draw the item on the left and the subitem text on the right */
else
{
int subitem_invert = pitem.flags & MENU_FLAG_INVERT;
const char *subitem_text = pitem.subtext;
float item_width, subitem_width;
/* draw the left-side text */
ui_draw_text_full(container, itemtext, effective_left, line_y, effective_width,
JUSTIFY_LEFT, WRAP_TRUNCATE, DRAW_NORMAL, fgcolor, bgcolor, &item_width, NULL);
/* give 2 spaces worth of padding */
item_width += 2.0f * gutter_width;
/* if the subitem doesn't fit here, display dots */
if (ui_get_string_width(machine(), subitem_text) > effective_width - item_width)
{
subitem_text = "...";
if (itemnum == selected)
selected_subitem_too_big = TRUE;
}
/* draw the subitem right-justified */
ui_draw_text_full(container, subitem_text, effective_left + item_width, line_y, effective_width - item_width,
JUSTIFY_RIGHT, WRAP_TRUNCATE, DRAW_NORMAL, subitem_invert ? fgcolor3 : fgcolor2, bgcolor, &subitem_width, NULL);
/* apply arrows */
if (itemnum == selected && (pitem.flags & MENU_FLAG_LEFT_ARROW))
{
container->add_quad(
effective_left + effective_width - subitem_width - gutter_width,
line_y + 0.1f * line_height,
effective_left + effective_width - subitem_width - gutter_width + lr_arrow_width,
line_y + 0.9f * line_height,
fgcolor,
arrow_texture,
PRIMFLAG_BLENDMODE(BLENDMODE_ALPHA) | PRIMFLAG_TEXORIENT(ROT90 ^ ORIENTATION_FLIP_X));
}
if (itemnum == selected && (pitem.flags & MENU_FLAG_RIGHT_ARROW))
{
container->add_quad(
effective_left + effective_width + gutter_width - lr_arrow_width,
line_y + 0.1f * line_height,
effective_left + effective_width + gutter_width,
line_y + 0.9f * line_height,
fgcolor,
arrow_texture,
PRIMFLAG_BLENDMODE(BLENDMODE_ALPHA) | PRIMFLAG_TEXORIENT(ROT90));
}
}
}
/* if the selected subitem is too big, display it in a separate offset box */
if (selected_subitem_too_big)
{
const ui_menu_item &pitem = item[selected];
int subitem_invert = pitem.flags & MENU_FLAG_INVERT;
linenum = selected - top_line;
float line_y = visible_top + (float)linenum * line_height;
float target_width, target_height;
float target_x, target_y;
/* compute the multi-line target width/height */
ui_draw_text_full(container, pitem.subtext, 0, 0, visible_width * 0.75f,
JUSTIFY_RIGHT, WRAP_WORD, DRAW_NONE, ARGB_WHITE, ARGB_BLACK, &target_width, &target_height);
/* determine the target location */
target_x = visible_left + visible_width - target_width - UI_BOX_LR_BORDER;
target_y = line_y + line_height + UI_BOX_TB_BORDER;
if (target_y + target_height + UI_BOX_TB_BORDER > visible_main_menu_height)
target_y = line_y - target_height - UI_BOX_TB_BORDER;
/* add a box around that */
ui_draw_outlined_box(container, target_x - UI_BOX_LR_BORDER,
target_y - UI_BOX_TB_BORDER,
target_x + target_width + UI_BOX_LR_BORDER,
target_y + target_height + UI_BOX_TB_BORDER, subitem_invert ? UI_SELECTED_BG_COLOR : UI_BACKGROUND_COLOR);
ui_draw_text_full(container, pitem.subtext, target_x, target_y, target_width,
JUSTIFY_RIGHT, WRAP_WORD, DRAW_NORMAL, UI_SELECTED_COLOR, UI_SELECTED_BG_COLOR, NULL, NULL);
}
/* if there is something special to add, do it by calling the virtual method */
custom_render((selected >= 0 && selected < numitems) ? item[selected].ref : NULL, customtop, custombottom, x1, y1, x2, y2);
/* return the number of visible lines, minus 1 for top arrow and 1 for bottom arrow */
visitems = visible_lines - (top_line != 0) - (top_line + visible_lines != numitems);
}
