3 Copyright (C) 2013 sapier
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU Lesser General Public License as published by
7 the Free Software Foundation; either version 2.1 of the License, or
8 (at your option) any later version.
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU Lesser General Public License for more details.
15 You should have received a copy of the GNU Lesser General Public License along
16 with this program; if not, write to the Free Software Foundation, Inc.,
17 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
20 #include "guiEngine.h"
22 #include "scripting_mainmenu.h"
28 #include "guiMainMenu.h"
30 #include "sound_openal.h"
32 #include <IGUIStaticText.h>
33 #include <ICameraSceneNode.h>
36 #include <curl/curl.h>
39 /******************************************************************************/
40 TextDestGuiEngine::TextDestGuiEngine(GUIEngine* engine)
45 /******************************************************************************/
46 void TextDestGuiEngine::gotText(std::map<std::string, std::string> fields)
48 m_engine->getScriptIface()->handleMainMenuButtons(fields);
51 /******************************************************************************/
52 void TextDestGuiEngine::gotText(std::wstring text)
54 m_engine->getScriptIface()->handleMainMenuEvent(wide_to_narrow(text));
57 /******************************************************************************/
58 void MenuMusicFetcher::fetchSounds(const std::string &name,
59 std::set<std::string> &dst_paths,
60 std::set<std::string> &dst_datas)
62 if(m_fetched.count(name))
64 m_fetched.insert(name);
66 base = porting::path_share + DIR_DELIM + "sounds";
67 dst_paths.insert(base + DIR_DELIM + name + ".ogg");
70 dst_paths.insert(base + DIR_DELIM + name + "."+itos(i)+".ogg");
71 base = porting::path_user + DIR_DELIM + "sounds";
72 dst_paths.insert(base + DIR_DELIM + name + ".ogg");
74 dst_paths.insert(base + DIR_DELIM + name + "."+itos(i)+".ogg");
77 /******************************************************************************/
78 GUIEngine::GUIEngine( irr::IrrlichtDevice* dev,
79 gui::IGUIElement* parent,
80 IMenuManager *menumgr,
81 scene::ISceneManager* smgr,
85 m_menumanager(menumgr),
88 m_sound_manager(NULL),
96 m_clouds_enabled(true),
99 //initialize texture pointers
100 for (unsigned int i = 0; i < TEX_LAYER_MAX; i++) {
103 // is deleted by guiformspec!
104 m_buttonhandler = new TextDestGuiEngine(this);
106 //create soundmanager
107 MenuMusicFetcher soundfetcher;
109 m_sound_manager = createOpenALSoundManager(&soundfetcher);
112 m_sound_manager = &dummySoundManager;
114 //create topleft header
115 core::rect<s32> rect(0, 0, 500, 40);
117 std::string t = "Minetest " VERSION_STRING;
120 m_device->getGUIEnvironment()->addStaticText(narrow_to_wide(t).c_str(),
121 rect,false,true,0,-1);
123 //create formspecsource
124 m_formspecgui = new FormspecFormSource("",&m_formspecgui);
128 new GUIFormSpecMenu( m_device,
135 m_menu->allowClose(false);
136 m_menu->lockSize(true,v2u32(800,600));
137 m_menu->setFormSource(m_formspecgui);
138 m_menu->setTextDest(m_buttonhandler);
140 // Initialize scripting
142 infostream<<"GUIEngine: Initializing Lua"<<std::endl;
144 m_script = new MainMenuScripting(this);
147 if (m_data->errormessage != "")
149 m_script->setMainMenuErrorMessage(m_data->errormessage);
150 m_data->errormessage = "";
153 if (!loadMainMenuScript())
154 assert("no future without mainmenu" == 0);
159 errorstream << "MAINMENU ERROR: " << e.what() << std::endl;
160 m_data->errormessage = e.what();
168 /******************************************************************************/
169 bool GUIEngine::loadMainMenuScript()
171 // Try custom menu script (main_menu_script)
173 std::string menuscript = g_settings->get("main_menu_script");
174 if(menuscript != "") {
175 m_scriptdir = fs::RemoveLastPathComponent(menuscript);
177 if(m_script->loadMod(menuscript, "__custommenu")) {
178 // custom menu script loaded
183 << "GUIEngine: execution of custom menu failed!"
185 << "\tfalling back to builtin menu"
190 // Try builtin menu script (main_menu_script)
192 std::string builtin_menuscript =
193 porting::path_share + DIR_DELIM + "builtin"
194 + DIR_DELIM + "mainmenu.lua";
196 m_scriptdir = fs::RemoveRelativePathComponents(
197 fs::RemoveLastPathComponent(builtin_menuscript));
199 if(m_script->loadMod(builtin_menuscript, "__builtinmenu")) {
200 // builtin menu script loaded
205 << "GUIEngine: unable to load builtin menu"
212 /******************************************************************************/
213 void GUIEngine::run()
216 // Always create clouds because they may or may not be
217 // needed based on the game selected
218 video::IVideoDriver* driver = m_device->getVideoDriver();
222 while(m_device->run() && (!m_startgame)) {
223 driver->beginScene(true, true, video::SColor(255,140,186,250));
225 if (m_clouds_enabled)
231 drawBackground(driver);
236 m_device->getGUIEnvironment()->drawAll();
240 if (m_clouds_enabled)
247 /******************************************************************************/
248 GUIEngine::~GUIEngine()
250 video::IVideoDriver* driver = m_device->getVideoDriver();
253 if(m_sound_manager != &dummySoundManager){
254 delete m_sound_manager;
255 m_sound_manager = NULL;
258 //TODO: clean up m_menu here
260 infostream<<"GUIEngine: Deinitializing scripting"<<std::endl;
263 m_irr_toplefttext->setText(L"");
265 //initialize texture pointers
266 for (unsigned int i = 0; i < TEX_LAYER_MAX; i++) {
267 if (m_textures[i] != 0)
268 driver->removeTexture(m_textures[i]);
272 m_cloud.clouds->drop();
275 /******************************************************************************/
276 void GUIEngine::cloudInit()
278 m_cloud.clouds = new Clouds(m_smgr->getRootSceneNode(),
279 m_smgr, -1, rand(), 100);
280 m_cloud.clouds->update(v2f(0, 0), video::SColor(255,200,200,255));
282 m_cloud.camera = m_smgr->addCameraSceneNode(0,
283 v3f(0,0,0), v3f(0, 60, 100));
284 m_cloud.camera->setFarValue(10000);
286 m_cloud.lasttime = m_device->getTimer()->getTime();
289 /******************************************************************************/
290 void GUIEngine::cloudPreProcess()
292 u32 time = m_device->getTimer()->getTime();
294 if(time > m_cloud.lasttime)
295 m_cloud.dtime = (time - m_cloud.lasttime) / 1000.0;
299 m_cloud.lasttime = time;
301 m_cloud.clouds->step(m_cloud.dtime*3);
302 m_cloud.clouds->render();
306 /******************************************************************************/
307 void GUIEngine::cloudPostProcess()
309 float fps_max = g_settings->getFloat("fps_max");
310 // Time of frame without fps limit
313 // not using getRealTime is necessary for wine
314 u32 time = m_device->getTimer()->getTime();
315 if(time > m_cloud.lasttime)
316 busytime_u32 = time - m_cloud.lasttime;
319 busytime = busytime_u32 / 1000.0;
322 u32 frametime_min = 1000./fps_max;
324 if(busytime_u32 < frametime_min) {
325 u32 sleeptime = frametime_min - busytime_u32;
326 m_device->sleep(sleeptime);
330 /******************************************************************************/
331 void GUIEngine::drawBackground(video::IVideoDriver* driver)
333 v2u32 screensize = driver->getScreenSize();
335 video::ITexture* texture = m_textures[TEX_LAYER_BACKGROUND];
337 /* If no texture, draw background of solid color */
339 video::SColor color(255,80,58,37);
340 core::rect<s32> rect(0, 0, screensize.X, screensize.Y);
341 driver->draw2DRectangle(color, rect, NULL);
345 /* Draw background texture */
346 v2u32 sourcesize = texture->getSize();
347 driver->draw2DImage(texture,
348 core::rect<s32>(0, 0, screensize.X, screensize.Y),
349 core::rect<s32>(0, 0, sourcesize.X, sourcesize.Y),
353 /******************************************************************************/
354 void GUIEngine::drawOverlay(video::IVideoDriver* driver)
356 v2u32 screensize = driver->getScreenSize();
358 video::ITexture* texture = m_textures[TEX_LAYER_OVERLAY];
360 /* If no texture, draw background of solid color */
364 /* Draw background texture */
365 v2u32 sourcesize = texture->getSize();
366 driver->draw2DImage(texture,
367 core::rect<s32>(0, 0, screensize.X, screensize.Y),
368 core::rect<s32>(0, 0, sourcesize.X, sourcesize.Y),
372 /******************************************************************************/
373 void GUIEngine::drawHeader(video::IVideoDriver* driver)
375 core::dimension2d<u32> screensize = driver->getScreenSize();
377 video::ITexture* texture = m_textures[TEX_LAYER_HEADER];
379 /* If no texture, draw nothing */
383 f32 mult = (((f32)screensize.Width / 2)) /
384 ((f32)texture->getOriginalSize().Width);
386 v2s32 splashsize(((f32)texture->getOriginalSize().Width) * mult,
387 ((f32)texture->getOriginalSize().Height) * mult);
389 // Don't draw the header is there isn't enough room
390 s32 free_space = (((s32)screensize.Height)-320)/2;
392 if (free_space > splashsize.Y) {
393 core::rect<s32> splashrect(0, 0, splashsize.X, splashsize.Y);
394 splashrect += v2s32((screensize.Width/2)-(splashsize.X/2),
395 ((free_space/2)-splashsize.Y/2)+10);
397 video::SColor bgcolor(255,50,50,50);
399 driver->draw2DImage(texture, splashrect,
400 core::rect<s32>(core::position2d<s32>(0,0),
401 core::dimension2di(texture->getSize())),
406 /******************************************************************************/
407 void GUIEngine::drawFooter(video::IVideoDriver* driver)
409 core::dimension2d<u32> screensize = driver->getScreenSize();
411 video::ITexture* texture = m_textures[TEX_LAYER_FOOTER];
413 /* If no texture, draw nothing */
417 f32 mult = (((f32)screensize.Width)) /
418 ((f32)texture->getOriginalSize().Width);
420 v2s32 footersize(((f32)texture->getOriginalSize().Width) * mult,
421 ((f32)texture->getOriginalSize().Height) * mult);
423 // Don't draw the footer if there isn't enough room
424 s32 free_space = (((s32)screensize.Height)-320)/2;
426 if (free_space > footersize.Y) {
427 core::rect<s32> rect(0,0,footersize.X,footersize.Y);
428 rect += v2s32(screensize.Width/2,screensize.Height-footersize.Y);
429 rect -= v2s32(footersize.X/2, 0);
431 driver->draw2DImage(texture, rect,
432 core::rect<s32>(core::position2d<s32>(0,0),
433 core::dimension2di(texture->getSize())),
438 /******************************************************************************/
439 bool GUIEngine::setTexture(texture_layer layer,std::string texturepath) {
441 video::IVideoDriver* driver = m_device->getVideoDriver();
444 if (m_textures[layer] != 0)
446 driver->removeTexture(m_textures[layer]);
447 m_textures[layer] = 0;
450 if ((texturepath == "") || !fs::PathExists(texturepath))
453 m_textures[layer] = driver->getTexture(texturepath.c_str());
455 if (m_textures[layer] == 0) return false;
460 /******************************************************************************/
462 static size_t WriteCallback(void *contents, size_t size, size_t nmemb, void *userp)
464 FILE* targetfile = (FILE*) userp;
465 fwrite(contents,size,nmemb,targetfile);
469 bool GUIEngine::downloadFile(std::string url,std::string target) {
471 //download file via curl
474 curl = curl_easy_init();
481 FILE* targetfile = fopen(target.c_str(),"wb");
484 curl_easy_setopt(curl, CURLOPT_NOSIGNAL, 1);
485 curl_easy_setopt(curl, CURLOPT_URL, url.c_str());
486 curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, WriteCallback);
487 curl_easy_setopt(curl, CURLOPT_WRITEDATA, targetfile);
489 res = curl_easy_perform(curl);
490 if (res != CURLE_OK) {
491 errorstream << "File at url \"" << url
492 <<"\" not found (" << curl_easy_strerror(res) << ")" <<std::endl;
501 curl_easy_cleanup(curl);
508 /******************************************************************************/
509 void GUIEngine::setTopleftText(std::string append) {
510 std::string toset = "Minetest " VERSION_STRING;
517 m_irr_toplefttext->setText(narrow_to_wide(toset).c_str());
520 /******************************************************************************/
521 s32 GUIEngine::playSound(SimpleSoundSpec spec, bool looped)
523 s32 handle = m_sound_manager->playSound(spec, looped);
527 /******************************************************************************/
528 void GUIEngine::stopSound(s32 handle)
530 m_sound_manager->stopSound(handle);