diff options
Diffstat (limited to 'src/frontend/mame/ui/about.cpp')
-rw-r--r-- | src/frontend/mame/ui/about.cpp | 222 |
1 files changed, 201 insertions, 21 deletions
diff --git a/src/frontend/mame/ui/about.cpp b/src/frontend/mame/ui/about.cpp index b55267d1b96..bac2c3b4bdc 100644 --- a/src/frontend/mame/ui/about.cpp +++ b/src/frontend/mame/ui/about.cpp @@ -1,21 +1,23 @@ // license:BSD-3-Clause -// copyright-holders:Ryan Holtz +// copyright-holders:Vas Crabb /*************************************************************************** ui/about.cpp - "About" modal + About box ***************************************************************************/ #include "emu.h" - #include "ui/about.h" + #include "ui/ui.h" #include "ui/utils.h" #include "mame.h" -#include "osdcore.h" + +#include <string_view> + namespace ui { @@ -25,10 +27,9 @@ namespace { } // anonymous namespace -/************************************************** - - ABOUT MODAL +/************************************************** + ABOUT BOX **************************************************/ @@ -38,6 +39,8 @@ namespace { menu_about::menu_about(mame_ui_manager &mui, render_container &container) : menu(mui, container) + , m_title(util::string_format(_("%1$s %2$s"), emulator_info::get_appname(), bare_build_version)) + , m_footer(util::string_format(_("Revision: %1$s"), bare_vcs_revision)) { } @@ -52,19 +55,174 @@ menu_about::~menu_about() //------------------------------------------------- -// populate - populates the about modal +// perform our special rendering //------------------------------------------------- -void menu_about::populate(float &customtop, float &custombottom) +void menu_about::custom_render(void *selectedref, float top, float bottom, float origx1, float origy1, float origx2, float origy2) +{ + std::string_view tempbuf[1]; + + // draw the title + tempbuf[0] = m_title; + draw_text_box( + std::begin(tempbuf), std::end(tempbuf), + origx1, origx2, origy1 - top, origy1 - ui().box_tb_border(), + text_layout::text_justify::CENTER, text_layout::word_wrapping::TRUNCATE, false, + ui().colors().text_color(), UI_GREEN_COLOR, 1.0f); + + // draw the footer + tempbuf[0] = m_footer; + draw_text_box( + std::begin(tempbuf), std::end(tempbuf), + origx1, origx2, origy2 + ui().box_tb_border(), origy2 + bottom, + text_layout::text_justify::CENTER, text_layout::word_wrapping::NEVER, false, + ui().colors().text_color(), ui().colors().background_color(), 1.0f); +} + + +//------------------------------------------------- +// draw - draw about +//------------------------------------------------- + +void menu_about::draw(uint32_t flags) { - std::string title = string_format(_("%1$s %2$s"), emulator_info::get_appname(), bare_build_version); - item_append(title, 0, nullptr); - item_append(menu_item_type::SEPARATOR); + rgb_t const color = ui().colors().text_color(); + float const aspect = machine().render().ui_aspect(&container()); + float const line_height = ui().get_line_height(); + float const ud_arrow_width = line_height * aspect; + float const gutter_width = 0.52f * line_height * aspect; + float const visible_width = 1.0f - (2.0f * ui().box_lr_border() * aspect); + float const visible_left = (1.0f - visible_width) * 0.5f; + float const extra_height = 2.0f * line_height; + float const visible_extra_menu_height = get_customtop() + get_custombottom() + extra_height; + + // determine effective positions taking into account the hilighting arrows + float const maximum_width = visible_width - 2.0f * gutter_width; + + draw_background(); + map_mouse(); + + // account for extra space at the top and bottom + float visible_main_menu_height = 1.0f - 2.0f * ui().box_tb_border() - visible_extra_menu_height; + m_visible_lines = int(std::trunc(visible_main_menu_height / line_height)); + visible_main_menu_height = float(m_visible_lines) * line_height; + + // compute top/left of inner menu area by centering, if the menu is at the bottom of the extra, adjust + float const visible_top = ((1.0f - (visible_main_menu_height + visible_extra_menu_height)) * 0.5f) + get_customtop(); + + // lay out the text if necessary + if (!m_layout || (m_layout->width() != maximum_width)) + { + m_layout.emplace(ui().create_layout(container(), maximum_width)); + for (char const *const *line = copying_text; *line; ++line) + { + m_layout->add_text(*line, color); + m_layout->add_text("\n", color); + } + } + float const actual_width = m_layout->actual_width(); + + // compute text box size + float const x1 = visible_left + ((maximum_width - actual_width) * 0.5f); + float const y1 = visible_top - ui().box_tb_border(); + float const x2 = visible_left + visible_width - ((maximum_width - actual_width) * 0.5f); + float const y2 = visible_top + visible_main_menu_height + ui().box_tb_border() + extra_height; + float const effective_left = x1 + gutter_width; + float const line_x0 = x1 + 0.5f * UI_LINE_WIDTH; + float const line_x1 = x2 - 0.5f * UI_LINE_WIDTH; + float const separator = visible_top + float(m_visible_lines) * line_height; - for (char const *const *line = copying_text; *line; ++line) - item_append(*line, 0, nullptr); + ui().draw_outlined_box(container(), x1, y1, x2, y2, ui().colors().background_color()); - item_append(menu_item_type::SEPARATOR); + int const visible_items = m_layout->lines(); + m_visible_lines = (std::min)(visible_items, m_visible_lines); + top_line = (std::max)(0, top_line); + if (top_line + m_visible_lines >= visible_items) + top_line = visible_items - m_visible_lines; + + clear_hover(); + if (top_line) + { + // if we're on the top line, display the up arrow + rgb_t fgcolor = ui().colors().text_color(); + if (mouse_in_rect(line_x0, visible_top, line_x1, visible_top + line_height)) + { + fgcolor = ui().colors().mouseover_color(); + highlight( + line_x0, visible_top, + line_x1, visible_top + line_height, + ui().colors().mouseover_bg_color()); + set_hover(HOVER_ARROW_UP); + } + draw_arrow( + 0.5f * (x1 + x2) - 0.5f * ud_arrow_width, visible_top + 0.25f * line_height, + 0.5f * (x1 + x2) + 0.5f * ud_arrow_width, visible_top + 0.75f * line_height, + fgcolor, ROT0); + } + if ((top_line + m_visible_lines) < visible_items) + { + // if we're on the bottom line, display the down arrow + float const line_y = visible_top + float(m_visible_lines - 1) * line_height; + rgb_t fgcolor = ui().colors().text_color(); + if (mouse_in_rect(line_x0, line_y, line_x1, line_y + line_height)) + { + fgcolor = ui().colors().mouseover_color(); + highlight( + line_x0, line_y, + line_x1, line_y + line_height, + ui().colors().mouseover_bg_color()); + set_hover(HOVER_ARROW_DOWN); + } + draw_arrow( + 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, ROT0 ^ ORIENTATION_FLIP_Y); + } + + // return the number of visible lines, minus 1 for top arrow and 1 for bottom arrow + m_visible_items = m_visible_lines - (top_line ? 1 : 0) - (top_line + m_visible_lines != visible_items); + m_layout->emit( + container(), + top_line ? (top_line + 1) : 0, m_visible_items, + effective_left, visible_top + (top_line ? line_height : 0.0f)); + + // add visual separator before the "return to prevous menu" item + container().add_line( + x1, separator + (0.5f * line_height), + x2, separator + (0.5f * line_height), + UI_LINE_WIDTH, ui().colors().text_color(), PRIMFLAG_BLENDMODE(BLENDMODE_ALPHA)); + + menu_item const &pitem = item(0); + std::string_view const itemtext = pitem.text; + float const line_y0 = separator + line_height; + float const line_y1 = line_y0 + line_height; + + if (mouse_in_rect(line_x0, line_y0, line_x1, line_y1) && is_selectable(pitem)) + set_hover(0); + + highlight(line_x0, line_y0, line_x1, line_y1, ui().colors().selected_bg_color()); + ui().draw_text_full( + container(), itemtext, + effective_left, line_y0, actual_width, + text_layout::text_justify::CENTER, text_layout::word_wrapping::TRUNCATE, + mame_ui_manager::NORMAL, + ui().colors().selected_color(), ui().colors().selected_bg_color(), + nullptr, nullptr); + + // if there is something special to add, do it by calling the virtual method + custom_render(get_selection_ref(), get_customtop(), get_custombottom(), x1, y1, x2, y2); +} + + +//------------------------------------------------- +// populate - populates the about modal +//------------------------------------------------- + +void menu_about::populate(float &customtop, float &custombottom) +{ + // make space for the title and revision + customtop = ui().get_line_height() + 3.0f * ui().box_tb_border(); + custombottom = ui().get_line_height() + 3.0f * ui().box_tb_border(); } @@ -74,13 +232,35 @@ void menu_about::populate(float &customtop, float &custombottom) void menu_about::handle() { - // process the menu - const event *event = process(0); - - // process the event - if (event && (event->iptkey == IPT_UI_SELECT)) + const event *event = process(PROCESS_CUSTOM_NAV); + if (event) { - stack_pop(); + switch (event->iptkey) + { + case IPT_UI_UP: + --top_line; + break; + + case IPT_UI_DOWN: + ++top_line; + break; + + case IPT_UI_PAGE_UP: + top_line -= m_visible_lines - 3; + break; + + case IPT_UI_PAGE_DOWN: + top_line += m_visible_lines - 3; + break; + + case IPT_UI_HOME: + top_line = 0; + break; + + case IPT_UI_END: + top_line = m_layout->lines() - m_visible_lines; + break; + } } } |