4 // Copyright (C) 2006 Matthias Braun <matze@braunis.de>
6 // This program is free software; you can redistribute it and/or
7 // modify it under the terms of the GNU General Public License
8 // as published by the Free Software Foundation; either version 2
9 // of the License, or (at your option) any later version.
11 // This program is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 // GNU General Public License for more details.
16 // You should have received a copy of the GNU General Public License
17 // along with this program; if not, write to the Free Software
18 // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
22 #include <sys/types.h>
34 #include "mainloop.hpp"
35 #include "video/drawing_context.hpp"
36 #include "gettext.hpp"
37 #include "math/vector.hpp"
39 #include "resources.hpp"
40 #include "control/joystickkeyboardcontroller.hpp"
42 static const int MENU_REPEAT_INITIAL = 400;
43 static const int MENU_REPEAT_RATE = 200;
44 static const int FLICK_CURSOR_TIME = 500;
46 extern SDL_Surface* screen;
48 std::vector<Menu*> Menu::last_menus;
49 Menu* Menu::current_ = 0;
50 Font* Menu::default_font;
51 Font* Menu::active_font;
52 Font* Menu::deactive_font;
53 Font* Menu::label_font;
54 Font* Menu::field_font;
56 /* just displays a Yes/No text that can be used to confirm stuff */
57 bool confirm_dialog(Surface *background, std::string text)
59 //Surface* cap_screen = Surface::CaptureScreen();
60 Menu* dialog = new Menu;
61 dialog->add_deactive(-1, text);
63 dialog->add_entry(true, _("Yes"));
64 dialog->add_entry(false, _("No"));
67 Menu::set_current(dialog);
69 DrawingContext context;
71 // TODO make this a screen and not another mainloop...
75 while (SDL_PollEvent(&event)) {
76 if(event.type == SDL_QUIT)
78 main_controller->process_event(event);
82 if(background == NULL)
83 context.draw_gradient(Color(0.8, 0.95, 0.85), Color(0.8, 0.8, 0.8),
86 context.draw_surface(background, Vector(0,0), LAYER_BACKGROUND0);
88 dialog->draw(context);
91 switch (dialog->check())
101 Menu::set_current(0);
109 mouse_cursor->draw(context);
110 context.do_drawing();
118 Menu::push_current(Menu* pmenu)
121 last_menus.push_back(current_);
124 current_->effect_ticks = SDL_GetTicks();
130 if (last_menus.size() >= 1) {
131 current_ = last_menus.back();
132 current_->effect_ticks = SDL_GetTicks();
133 last_menus.pop_back();
140 Menu::set_current(Menu* menu)
145 menu->effect_ticks = SDL_GetTicks();
148 // just to be sure...
149 main_controller->reset();
152 MenuItem::MenuItem(MenuItemKind _kind, int _id)
153 : kind(_kind) , id(_id)
161 MenuItem::change_text(const std::string& text_)
167 MenuItem::change_input(const std::string& text_)
172 std::string MenuItem::get_input_with_symbol(bool active_item)
175 input_flickering = true;
177 input_flickering = (SDL_GetTicks() / FLICK_CURSOR_TIME) % 2;
182 sprintf(str,"%s ",input.c_str());
184 sprintf(str,"%s_",input.c_str());
186 std::string string = str;
193 for(std::vector<MenuItem*>::iterator i = items.begin();
194 i != items.end(); ++i)
201 menuaction = MENU_ACTION_NONE;
202 delete_character = 0;
203 mn_input_char = '\0';
205 pos_x = SCREEN_WIDTH/2;
206 pos_y = SCREEN_HEIGHT/2;
210 checkbox.reset(new Surface("images/engine/menu/checkbox-unchecked.png"));
211 checkbox_checked.reset(new Surface("images/engine/menu/checkbox-checked.png"));
212 back.reset(new Surface("images/engine/menu/arrow-back.png"));
213 arrow_left.reset(new Surface("images/engine/menu/arrow-left.png"));
214 arrow_right.reset(new Surface("images/engine/menu/arrow-right.png"));
217 void Menu::set_pos(float x, float y, float rw, float rh)
219 pos_x = x + get_width() * rw;
220 pos_y = y + get_height() * rh;
223 /* Add an item to a menu */
225 Menu::additem(MenuItem* item)
227 items.push_back(item);
229 /* If a new menu is being built, the active item shouldn't be set to
230 * something that isnt selectable. Set the active_item to the first
231 * selectable item added
233 if (active_item == -1
234 && item->kind != MN_HL
235 && item->kind != MN_LABEL
236 && item->kind != MN_DEACTIVE) {
237 active_item = items.size() - 1;
244 additem(new MenuItem(MN_HL));
248 Menu::add_label(const std::string& text)
250 MenuItem* item = new MenuItem(MN_LABEL);
256 Menu::add_controlfield(int id, const std::string& text,
257 const std::string& mapping)
259 MenuItem* item = new MenuItem(MN_CONTROLFIELD, id);
260 item->change_text(text);
261 item->change_input(mapping);
266 Menu::add_entry(int id, const std::string& text)
268 MenuItem* item = new MenuItem(MN_ACTION, id);
274 Menu::add_deactive(int id, const std::string& text)
276 MenuItem* item = new MenuItem(MN_DEACTIVE, id);
282 Menu::add_toggle(int id, const std::string& text, bool toogled)
284 MenuItem* item = new MenuItem(MN_TOGGLE, id);
286 item->toggled = toogled;
291 Menu::add_back(const std::string& text)
293 MenuItem* item = new MenuItem(MN_BACK);
299 Menu::add_submenu(const std::string& text, Menu* submenu, int id)
301 MenuItem* item = new MenuItem(MN_GOTO, id);
303 item->target_menu = submenu;
310 for(std::vector<MenuItem*>::iterator i = items.begin();
311 i != items.end(); ++i) {
318 /* Process actions done on the menu */
322 /** check main input controller... */
323 Uint32 ticks = SDL_GetTicks();
324 if(main_controller->pressed(Controller::UP)) {
325 menuaction = MENU_ACTION_UP;
326 menu_repeat_ticks = ticks + MENU_REPEAT_INITIAL;
328 if(main_controller->hold(Controller::UP) &&
329 menu_repeat_ticks != 0 && ticks > menu_repeat_ticks) {
330 menuaction = MENU_ACTION_UP;
331 menu_repeat_ticks = ticks + MENU_REPEAT_RATE;
333 if(main_controller->pressed(Controller::DOWN)) {
334 menuaction = MENU_ACTION_DOWN;
335 menu_repeat_ticks = ticks + MENU_REPEAT_INITIAL;
337 if(main_controller->hold(Controller::DOWN) &&
338 menu_repeat_ticks != 0 && ticks > menu_repeat_ticks) {
339 menuaction = MENU_ACTION_DOWN;
340 menu_repeat_ticks = ticks + MENU_REPEAT_RATE;
342 if(main_controller->pressed(Controller::JUMP)
343 || main_controller->pressed(Controller::ACTION)
344 || main_controller->pressed(Controller::MENU_SELECT)) {
345 menuaction = MENU_ACTION_HIT;
347 if(main_controller->pressed(Controller::PAUSE_MENU)) {
348 menuaction = MENU_ACTION_BACK;
352 if(items.size() == 0)
355 int last_active_item = active_item;
362 active_item = int(items.size())-1;
363 } while ((items[active_item]->kind == MN_HL
364 || items[active_item]->kind == MN_LABEL
365 || items[active_item]->kind == MN_DEACTIVE)
366 && (active_item != last_active_item));
370 case MENU_ACTION_DOWN:
372 if(active_item < int(items.size())-1 )
376 } while ((items[active_item]->kind == MN_HL
377 || items[active_item]->kind == MN_LABEL
378 || items[active_item]->kind == MN_DEACTIVE)
379 && (active_item != last_active_item));
383 case MENU_ACTION_LEFT:
384 if(items[active_item]->kind == MN_STRINGSELECT) {
385 if(items[active_item]->selected > 0)
386 items[active_item]->selected--;
388 items[active_item]->selected = items[active_item]->list.size()-1;
392 case MENU_ACTION_RIGHT:
393 if(items[active_item]->kind == MN_STRINGSELECT) {
394 if(items[active_item]->selected+1 < items[active_item]->list.size())
395 items[active_item]->selected++;
397 items[active_item]->selected = 0;
401 case MENU_ACTION_HIT: {
402 hit_item = active_item;
403 switch (items[active_item]->kind) {
405 assert(items[active_item]->target_menu != 0);
406 Menu::push_current(items[active_item]->target_menu);
410 items[active_item]->toggled = !items[active_item]->toggled;
411 menu_action(items[active_item]);
414 case MN_CONTROLFIELD:
415 menu_action(items[active_item]);
419 menu_action(items[active_item]);
424 menuaction = MENU_ACTION_DOWN;
437 case MENU_ACTION_REMOVE:
438 if(items[active_item]->kind == MN_TEXTFIELD
439 || items[active_item]->kind == MN_NUMFIELD)
441 if(!items[active_item]->input.empty())
443 int i = items[active_item]->input.size();
445 while(delete_character > 0) /* remove charactes */
447 items[active_item]->input.resize(i-1);
454 case MENU_ACTION_INPUT:
455 if(items[active_item]->kind == MN_TEXTFIELD
456 || (items[active_item]->kind == MN_NUMFIELD
457 && mn_input_char >= '0' && mn_input_char <= '9'))
459 items[active_item]->input.push_back(mn_input_char);
463 case MENU_ACTION_BACK:
467 case MENU_ACTION_NONE:
470 menuaction = MENU_ACTION_NONE;
472 assert(active_item < int(items.size()));
479 return items[hit_item]->id;
485 Menu::menu_action(MenuItem* )
489 Menu::draw_item(DrawingContext& context, int index)
491 float menu_height = get_height();
492 float menu_width = get_width();
494 MenuItem& pitem = *(items[index]);
496 int effect_offset = 0;
497 if(effect_ticks != 0) {
498 if(SDL_GetTicks() - effect_ticks > 500) {
501 Uint32 effect_time = (500 - (SDL_GetTicks() - effect_ticks)) / 4;
502 effect_offset = (index % 2) ? effect_time : -effect_time;
506 Font* text_font = default_font;
508 float y_pos = pos_y + 24*index - menu_height/2 + 12 + effect_offset;
510 int text_width = int(text_font->get_text_width(pitem.text));
511 int input_width = int(text_font->get_text_width(pitem.input) + 10);
513 if(pitem.list.size() > 0) {
514 list_width = (int) text_font->get_text_width(pitem.list[pitem.selected]);
518 x_pos += 24 - menu_width/2 + (text_width + input_width + list_width)/2;
520 if(index == active_item)
523 text_font = active_font;
530 context.draw_text(deactive_font, pitem.text,
531 Vector(SCREEN_WIDTH/2, y_pos - int(deactive_font->get_height()/2)),
532 CENTER_ALLIGN, LAYER_GUI);
539 float x = pos_x - menu_width/2;
540 float y = y_pos - 12 - effect_offset;
541 /* Draw a horizontal line with a little 3d effect */
542 context.draw_filled_rect(Vector(x, y + 6),
543 Vector(menu_width, 4),
544 Color(0.6f, 0.7f, 1.0f, 1.0f), LAYER_GUI);
545 context.draw_filled_rect(Vector(x, y + 6),
546 Vector(menu_width, 2),
547 Color(1.0f, 1.0f, 1.0f, 1.0f), LAYER_GUI);
552 context.draw_text(label_font, pitem.text,
553 Vector(SCREEN_WIDTH/2, y_pos - int(label_font->get_height()/2)),
554 CENTER_ALLIGN, LAYER_GUI);
559 case MN_CONTROLFIELD:
561 float width = text_width + input_width + 5;
562 float text_pos = SCREEN_WIDTH/2 - width/2;
563 float input_pos = text_pos + text_width + 10;
565 context.draw_filled_rect(
566 Vector(input_pos - 5, y_pos - 10),
567 Vector(input_width + 10, 20),
568 Color(1.0f, 1.0f, 1.0f, 1.0f), LAYER_GUI-5);
569 context.draw_filled_rect(
570 Vector(input_pos - 4, y_pos - 9),
571 Vector(input_width + 8, 18),
572 Color(0, 0, 0, 0.5f), LAYER_GUI-4);
574 if(pitem.kind == MN_TEXTFIELD || pitem.kind == MN_NUMFIELD)
576 if(active_item == index)
577 context.draw_text(field_font,
578 pitem.get_input_with_symbol(true),
579 Vector(input_pos, y_pos - int(field_font->get_height()/2)),
580 LEFT_ALLIGN, LAYER_GUI);
582 context.draw_text(field_font,
583 pitem.get_input_with_symbol(false),
584 Vector(input_pos, y_pos - int(field_font->get_height()/2)),
585 LEFT_ALLIGN, LAYER_GUI);
588 context.draw_text(field_font, pitem.input,
589 Vector(input_pos, y_pos - int(field_font->get_height()/2)),
590 LEFT_ALLIGN, LAYER_GUI);
592 context.draw_text(text_font, pitem.text,
593 Vector(text_pos, y_pos - int(text_font->get_height()/2)),
594 LEFT_ALLIGN, LAYER_GUI);
597 case MN_STRINGSELECT:
599 int list_pos_2 = list_width + 16;
600 int list_pos = list_width/2;
601 int text_pos = (text_width + 16)/2;
604 context.draw_surface(arrow_left.get(),
605 Vector(x_pos - list_pos + text_pos - 17, y_pos - 8),
607 context.draw_surface(arrow_right.get(),
608 Vector(x_pos - list_pos + text_pos - 1 + list_pos_2, y_pos - 8),
611 /* Draw input background */
612 context.draw_filled_rect(
613 Vector(x_pos - list_pos + text_pos - 1, y_pos - 10),
614 Vector(list_pos_2 + 2, 20),
615 Color(1.0f, 1.0f, 1.0f, 1.0f), LAYER_GUI - 4);
616 context.draw_filled_rect(
617 Vector(x_pos - list_pos + text_pos, y_pos - 9),
618 Vector(list_pos_2, 18),
619 Color(0, 0, 0, 0.5f), LAYER_GUI - 5);
621 context.draw_text(text_font, pitem.list[pitem.selected],
622 Vector(SCREEN_WIDTH/2 + text_pos, y_pos - int(text_font->get_height()/2)),
623 CENTER_ALLIGN, LAYER_GUI);
624 context.draw_text(text_font, pitem.text,
625 Vector(SCREEN_WIDTH/2 + list_pos_2/2, y_pos - int(text_font->get_height()/2)),
626 CENTER_ALLIGN, LAYER_GUI);
631 context.draw_text(text_font, pitem.text,
632 Vector(SCREEN_WIDTH/2, y_pos - int(text_font->get_height()/2)),
633 CENTER_ALLIGN, LAYER_GUI);
634 context.draw_surface(back.get(),
635 Vector(x_pos + text_width/2 + 16, y_pos - 8),
642 context.draw_text(text_font, pitem.text,
643 Vector(SCREEN_WIDTH/2, y_pos - (text_font->get_height()/2)),
644 CENTER_ALLIGN, LAYER_GUI);
647 context.draw_surface(checkbox_checked.get(),
648 Vector(x_pos + (text_width+16)/2, y_pos - 8),
651 context.draw_surface(checkbox.get(),
652 Vector(x_pos + (text_width+16)/2, y_pos - 8),
657 context.draw_text(text_font, pitem.text,
658 Vector(SCREEN_WIDTH/2, y_pos - int(text_font->get_height()/2)),
659 CENTER_ALLIGN, LAYER_GUI);
663 context.draw_text(text_font, pitem.text,
664 Vector(SCREEN_WIDTH/2, y_pos - int(text_font->get_height()/2)),
665 CENTER_ALLIGN, LAYER_GUI);
670 float Menu::get_width() const
672 /* The width of the menu has to be more than the width of the text
673 with the most characters */
674 float menu_width = 0;
675 for(unsigned int i = 0; i < items.size(); ++i)
677 Font* font = default_font;
678 if(items[i]->kind == MN_LABEL)
681 float w = font->get_text_width(items[i]->text) +
682 label_font->get_text_width(items[i]->input) + 16;
683 if(items[i]->kind == MN_TOGGLE)
690 return menu_width + 24;
693 float Menu::get_height() const
695 return items.size() * 24;
698 /* Draw the current menu. */
700 Menu::draw(DrawingContext& context)
702 if(MouseCursor::current()) {
703 MouseCursor::current()->draw(context);
706 float menu_height = get_height();
707 float menu_width = get_width();
709 /* Draw a transparent background */
710 context.draw_filled_rect(
711 Vector(pos_x - menu_width/2, pos_y - 24*items.size()/2 - 10),
712 Vector(menu_width,menu_height + 20),
713 Color(0.6f, 0.7f, 0.8f, 0.5f), LAYER_GUI-10);
715 for(unsigned int i = 0; i < items.size(); ++i)
717 draw_item(context, i);
722 Menu::get_item_by_id(int id)
724 for(std::vector<MenuItem*>::iterator i = items.begin();
725 i != items.end(); ++i) {
726 MenuItem& item = **i;
732 throw std::runtime_error("MenuItem not found");
736 Menu::get_item_by_id(int id) const
738 for(std::vector<MenuItem*>::const_iterator i = items.begin();
739 i != items.end(); ++i) {
740 const MenuItem& item = **i;
746 throw std::runtime_error("MenuItem not found");
749 int Menu::get_active_item_id()
751 return items[active_item]->id;
755 Menu::is_toggled(int id) const
757 return get_item_by_id(id).toggled;
760 /* Check for menu event */
762 Menu::event(const SDL_Event& event)
764 if(effect_ticks != 0)
768 case SDL_MOUSEBUTTONDOWN:
770 int x = int(event.motion.x * float(SCREEN_WIDTH)/screen->w);
771 int y = int(event.motion.y * float(SCREEN_HEIGHT)/screen->h);
773 if(x > pos_x - get_width()/2 &&
774 x < pos_x + get_width()/2 &&
775 y > pos_y - get_height()/2 &&
776 y < pos_y + get_height()/2)
778 menuaction = MENU_ACTION_HIT;
783 case SDL_MOUSEMOTION:
785 float x = event.motion.x * SCREEN_WIDTH/screen->w;
786 float y = event.motion.y * SCREEN_HEIGHT/screen->h;
788 if(x > pos_x - get_width()/2 &&
789 x < pos_x + get_width()/2 &&
790 y > pos_y - get_height()/2 &&
791 y < pos_y + get_height()/2)
794 = static_cast<int> ((y - (pos_y - get_height()/2)) / 24);
796 /* only change the mouse focus to a selectable item */
797 if ((items[new_active_item]->kind != MN_HL)
798 && (items[new_active_item]->kind != MN_LABEL)
799 && (items[new_active_item]->kind != MN_DEACTIVE))
800 active_item = new_active_item;
802 if(MouseCursor::current())
803 MouseCursor::current()->set_state(MC_LINK);
807 if(MouseCursor::current())
808 MouseCursor::current()->set_state(MC_NORMAL);
819 Menu::set_active_item(int id)
821 for(size_t i = 0; i < items.size(); ++i) {
822 MenuItem* item = items[i];