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https://github.com/holub/mame
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Merge duplicate code for drawing UI palette menu (nw)
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AJR
parent
8930407d7d
commit
9713353735
@ -946,196 +946,9 @@ void menu_palette_sel::handle()
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void menu_palette_sel::populate(float &customtop, float &custombottom)
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{
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for (unsigned x = 0; x < ARRAY_LENGTH(s_palette); ++x)
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item_append(_(s_palette[x].first), s_palette[x].second, 0, (void *)(uintptr_t)(x + 1));
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item_append(_(s_palette[x].first), s_palette[x].second, FLAG_COLOR_BOX, (void *)(uintptr_t)(x + 1));
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item_append(menu_item_type::SEPARATOR);
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}
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//-------------------------------------------------
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// perform our special rendering
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//-------------------------------------------------
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void menu_palette_sel::custom_render(void *selectedref, float top, float bottom, float origx1, float origy1, float origx2, float origy2)
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{
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}
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//-------------------------------------------------
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// draw - draw palette menu
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//-------------------------------------------------
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void menu_palette_sel::draw(uint32_t flags)
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{
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auto line_height = ui().get_line_height();
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auto lr_arrow_width = 0.4f * line_height * machine().render().ui_aspect();
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auto ud_arrow_width = line_height * machine().render().ui_aspect();
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float const gutter_width = lr_arrow_width * 1.3f;
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if (&machine().system() == &GAME_NAME(___empty))
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draw_background();
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// compute the width and height of the full menu
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float visible_width = 0.0f;
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float visible_main_menu_height = 0.0f;
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for (auto &pitem : item)
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{
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// compute width of left hand side
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float total_width = gutter_width + ui().get_string_width(pitem.text.c_str()) + gutter_width;
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// add in width of right hand side
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if (!pitem.subtext.empty())
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total_width += 2.0f * gutter_width + ui().get_string_width(pitem.subtext.c_str());
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// track the maximum
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if (total_width > visible_width)
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visible_width = total_width;
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// track the height as well
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visible_main_menu_height += line_height;
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}
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// account for extra space at the top and bottom
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float const visible_extra_menu_height = get_customtop() + get_custombottom();
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// add a little bit of slop for rounding
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visible_width += 0.01f;
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visible_main_menu_height += 0.01f;
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// if we are too wide or too tall, clamp it down
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if (visible_width + 2.0f * UI_BOX_LR_BORDER > 1.0f)
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visible_width = 1.0f - 2.0f * UI_BOX_LR_BORDER;
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// if the menu and extra menu won't fit, take away part of the regular menu, it will scroll
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if (visible_main_menu_height + visible_extra_menu_height + 2.0f * UI_BOX_TB_BORDER > 1.0f)
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visible_main_menu_height = 1.0f - 2.0f * UI_BOX_TB_BORDER - visible_extra_menu_height;
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int visible_lines = floor(visible_main_menu_height / line_height);
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visible_main_menu_height = (float)visible_lines * line_height;
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// compute top/left of inner menu area by centering
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float visible_left = (1.0f - visible_width) * 0.5f;
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float visible_top = (1.0f - (visible_main_menu_height + visible_extra_menu_height)) * 0.5f;
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// if the menu is at the bottom of the extra, adjust
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visible_top += get_customtop();
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// first add us a box
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float const x1 = visible_left - UI_BOX_LR_BORDER;
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float const y1 = visible_top - UI_BOX_TB_BORDER;
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float const x2 = visible_left + visible_width + UI_BOX_LR_BORDER;
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float const y2 = visible_top + visible_main_menu_height + UI_BOX_TB_BORDER;
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ui().draw_outlined_box(container(), x1, y1, x2, y2, UI_BACKGROUND_COLOR);
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// determine the first visible line based on the current selection
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int top_line = selected_index() - visible_lines / 2;
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if (top_line < 0)
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top_line = 0;
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if (top_line + visible_lines >= item.size())
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top_line = item.size() - visible_lines;
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// determine effective positions taking into account the hilighting arrows
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float effective_width = visible_width - 2.0f * gutter_width;
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float effective_left = visible_left + gutter_width;
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// locate mouse
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map_mouse();
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// loop over visible lines
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hover = item.size() + 1;
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float const line_x0 = x1 + 0.5f * UI_LINE_WIDTH;
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float const line_x1 = x2 - 0.5f * UI_LINE_WIDTH;
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for (int linenum = 0; linenum < visible_lines; linenum++)
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{
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float const line_y = visible_top + float(linenum) * line_height;
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int const itemnum = top_line + linenum;
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menu_item const &pitem = item[itemnum];
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char const *const itemtext = pitem.text.c_str();
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float const line_y0 = line_y;
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float const line_y1 = line_y + line_height;
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// set the hover if this is our item
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if (mouse_in_rect(line_x0, line_y0, line_x1, line_y1) && is_selectable(pitem))
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hover = itemnum;
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rgb_t fgcolor = UI_TEXT_COLOR;
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rgb_t bgcolor = UI_TEXT_BG_COLOR;
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if (is_selected(itemnum))
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{
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// if we're selected, draw with a different background
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fgcolor = UI_SELECTED_COLOR;
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bgcolor = UI_SELECTED_BG_COLOR;
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}
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else if (itemnum == hover)
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{
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// else if the mouse is over this item, draw with a different background
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fgcolor = UI_MOUSEOVER_COLOR;
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bgcolor = UI_MOUSEOVER_BG_COLOR;
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}
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// if we have some background hilighting to do, add a quad behind everything else
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if (bgcolor != UI_TEXT_BG_COLOR)
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highlight(line_x0, line_y0, line_x1, line_y1, bgcolor);
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if (linenum == 0 && top_line != 0)
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{
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// if we're on the top line, display the up arrow
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draw_arrow(
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0.5f * (x1 + x2) - 0.5f * ud_arrow_width,
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line_y + 0.25f * line_height,
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0.5f * (x1 + x2) + 0.5f * ud_arrow_width,
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line_y + 0.75f * line_height,
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fgcolor,
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ROT0);
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if (hover == itemnum)
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hover = HOVER_ARROW_UP;
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}
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else if (linenum == visible_lines - 1 && itemnum != item.size() - 1)
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{
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// if we're on the bottom line, display the down arrow
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draw_arrow(
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0.5f * (x1 + x2) - 0.5f * ud_arrow_width,
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line_y + 0.25f * line_height,
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0.5f * (x1 + x2) + 0.5f * ud_arrow_width,
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line_y + 0.75f * line_height,
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fgcolor,
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ROT0 ^ ORIENTATION_FLIP_Y);
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if (hover == itemnum)
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hover = HOVER_ARROW_DOWN;
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}
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else if (pitem.type == menu_item_type::SEPARATOR)
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{
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// if we're just a divider, draw a line
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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));
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}
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else if (pitem.subtext.empty())
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{
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// if we don't have a subitem, just draw the string centered
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ui().draw_text_full(container(), itemtext, effective_left, line_y, effective_width,
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ui::text_layout::CENTER, ui::text_layout::TRUNCATE, mame_ui_manager::NORMAL, fgcolor, bgcolor, nullptr, nullptr);
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}
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else
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{
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// otherwise, draw the item on the left and the subitem text on the right
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const char *subitem_text = pitem.subtext.c_str();
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rgb_t color = rgb_t((uint32_t)strtoul(subitem_text, nullptr, 16));
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// draw the left-side text
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ui().draw_text_full(container(), itemtext, effective_left, line_y, effective_width,
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ui::text_layout::LEFT, ui::text_layout::TRUNCATE, mame_ui_manager::NORMAL, fgcolor, bgcolor, nullptr, nullptr);
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// give 2 spaces worth of padding
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float subitem_width = ui().get_string_width("FF00FF00");
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ui().draw_outlined_box(container(), effective_left + effective_width - subitem_width, line_y0,
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effective_left + effective_width, line_y1, color);
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}
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}
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// if there is something special to add, do it by calling the virtual method
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custom_render(get_selection_ref(), get_customtop(), get_custombottom(), x1, y1, x2, y2);
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// return the number of visible lines, minus 1 for top arrow and 1 for bottom arrow
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m_visible_items = visible_lines - (top_line != 0) - (top_line + visible_lines != item.size());
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}
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} // namespace ui
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@ -178,13 +178,7 @@ public:
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menu_palette_sel(mame_ui_manager &mui, render_container &container, rgb_t &_color);
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virtual ~menu_palette_sel() override;
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protected:
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virtual void custom_render(void *selectedref, float top, float bottom, float x, float y, float x2, float y2) override;
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private:
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// draw palette menu
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virtual void draw(uint32_t flags) override;
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virtual void populate(float &customtop, float &custombottom) override;
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virtual void handle() override;
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@ -709,30 +709,43 @@ void menu::draw(uint32_t flags)
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ui().draw_text_full(container(), itemtext, effective_left, line_y0, effective_width,
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ui::text_layout::LEFT, ui::text_layout::TRUNCATE, mame_ui_manager::NORMAL, fgcolor, bgcolor, &item_width, nullptr);
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// give 2 spaces worth of padding
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item_width += 2.0f * gutter_width;
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// if the subitem doesn't fit here, display dots
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if (ui().get_string_width(subitem_text) > effective_width - item_width)
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if (pitem.flags & FLAG_COLOR_BOX)
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{
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subitem_text = "...";
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if (is_selected(itemnum))
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selected_subitem_too_big = true;
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rgb_t color = rgb_t((uint32_t)strtoul(subitem_text, nullptr, 16));
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// give 2 spaces worth of padding
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subitem_width = ui().get_string_width("FF00FF00");
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ui().draw_outlined_box(container(), effective_left + effective_width - subitem_width, line_y0,
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effective_left + effective_width, line_y1, color);
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}
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else
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{
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// give 2 spaces worth of padding
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item_width += 2.0f * gutter_width;
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// customize subitem text color
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if (!core_stricmp(subitem_text, _("On")))
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fgcolor2 = rgb_t(0x00,0xff,0x00);
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// if the subitem doesn't fit here, display dots
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if (ui().get_string_width(subitem_text) > effective_width - item_width)
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{
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subitem_text = "...";
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if (is_selected(itemnum))
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selected_subitem_too_big = true;
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}
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if (!core_stricmp(subitem_text, _("Off")))
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fgcolor2 = rgb_t(0xff,0x00,0x00);
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// customize subitem text color
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if (!core_stricmp(subitem_text, _("On")))
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fgcolor2 = rgb_t(0x00,0xff,0x00);
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if (!core_stricmp(subitem_text, _("Auto")))
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fgcolor2 = rgb_t(0xff,0xff,0x00);
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if (!core_stricmp(subitem_text, _("Off")))
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fgcolor2 = rgb_t(0xff,0x00,0x00);
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// draw the subitem right-justified
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ui().draw_text_full(container(), subitem_text, effective_left + item_width, line_y0, effective_width - item_width,
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ui::text_layout::RIGHT, ui::text_layout::TRUNCATE, mame_ui_manager::NORMAL, subitem_invert ? fgcolor3 : fgcolor2, bgcolor, &subitem_width, nullptr);
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if (!core_stricmp(subitem_text, _("Auto")))
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fgcolor2 = rgb_t(0xff,0xff,0x00);
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// draw the subitem right-justified
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ui().draw_text_full(container(), subitem_text, effective_left + item_width, line_y0, effective_width - item_width,
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ui::text_layout::RIGHT, ui::text_layout::TRUNCATE, mame_ui_manager::NORMAL, subitem_invert ? fgcolor3 : fgcolor2, bgcolor, &subitem_width, nullptr);
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}
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// apply arrows
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if (is_selected(itemnum) && (pitem.flags & FLAG_LEFT_ARROW))
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@ -45,7 +45,8 @@ public:
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FLAG_DISABLE = (1 << 5),
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FLAG_UI_DATS = (1 << 6),
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FLAG_UI_FAVORITE = (1 << 7),
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FLAG_UI_HEADING = (1 << 8)
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FLAG_UI_HEADING = (1 << 8),
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FLAG_COLOR_BOX = (1 << 9)
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};
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virtual ~menu();
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