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 <IGUIStaticText.h>
23 #include <ICameraSceneNode.h>
24 #include "scripting_mainmenu.h"
25 #include "util/numeric.h"
32 #include "guiMainMenu.h"
34 #include "sound_openal.h"
36 #include "httpfetch.h"
38 #include "fontengine.h"
41 #include "client/tile.h"
46 /******************************************************************************/
47 /** TextDestGuiEngine */
48 /******************************************************************************/
49 TextDestGuiEngine::TextDestGuiEngine(GUIEngine* engine)
54 /******************************************************************************/
55 void TextDestGuiEngine::gotText(std::map<std::string, std::string> fields)
57 m_engine->getScriptIface()->handleMainMenuButtons(fields);
60 /******************************************************************************/
61 void TextDestGuiEngine::gotText(std::wstring text)
63 m_engine->getScriptIface()->handleMainMenuEvent(wide_to_narrow(text));
66 /******************************************************************************/
67 /** MenuTextureSource */
68 /******************************************************************************/
69 MenuTextureSource::MenuTextureSource(video::IVideoDriver *driver)
74 /******************************************************************************/
75 MenuTextureSource::~MenuTextureSource()
77 for (std::set<std::string>::iterator it = m_to_delete.begin();
78 it != m_to_delete.end(); ++it) {
79 const char *tname = (*it).c_str();
80 video::ITexture *texture = m_driver->getTexture(tname);
81 m_driver->removeTexture(texture);
85 /******************************************************************************/
86 video::ITexture* MenuTextureSource::getTexture(const std::string &name, u32 *id)
92 m_to_delete.insert(name);
95 video::IImage *image = m_driver->createImageFromFile(name.c_str());
97 image = Align2Npot2(image, m_driver);
98 video::ITexture* retval = m_driver->addTexture(name.c_str(), image);
103 return m_driver->getTexture(name.c_str());
106 /******************************************************************************/
107 /** MenuMusicFetcher */
108 /******************************************************************************/
109 void MenuMusicFetcher::fetchSounds(const std::string &name,
110 std::set<std::string> &dst_paths,
111 std::set<std::string> &dst_datas)
113 if(m_fetched.count(name))
115 m_fetched.insert(name);
117 base = porting::path_share + DIR_DELIM + "sounds";
118 dst_paths.insert(base + DIR_DELIM + name + ".ogg");
121 dst_paths.insert(base + DIR_DELIM + name + "."+itos(i)+".ogg");
122 base = porting::path_user + DIR_DELIM + "sounds";
123 dst_paths.insert(base + DIR_DELIM + name + ".ogg");
125 dst_paths.insert(base + DIR_DELIM + name + "."+itos(i)+".ogg");
128 /******************************************************************************/
130 /******************************************************************************/
131 GUIEngine::GUIEngine( irr::IrrlichtDevice* dev,
132 gui::IGUIElement* parent,
133 IMenuManager *menumgr,
134 scene::ISceneManager* smgr,
139 m_menumanager(menumgr),
142 m_texture_source(NULL),
143 m_sound_manager(NULL),
151 m_irr_toplefttext(0),
152 m_clouds_enabled(true),
155 //initialize texture pointers
156 for (unsigned int i = 0; i < TEX_LAYER_MAX; i++) {
157 m_textures[i].texture = NULL;
159 // is deleted by guiformspec!
160 m_buttonhandler = new TextDestGuiEngine(this);
162 //create texture source
163 m_texture_source = new MenuTextureSource(m_device->getVideoDriver());
165 //create soundmanager
166 MenuMusicFetcher soundfetcher;
168 m_sound_manager = createOpenALSoundManager(&soundfetcher);
171 m_sound_manager = &dummySoundManager;
173 //create topleft header
174 std::wstring t = narrow_to_wide(std::string("Minetest ") +
175 minetest_version_hash);
177 core::rect<s32> rect(0, 0, g_fontengine->getTextWidth(t), g_fontengine->getTextHeight());
181 m_device->getGUIEnvironment()->addStaticText(t.c_str(),
182 rect,false,true,0,-1);
184 //create formspecsource
185 m_formspecgui = new FormspecFormSource("");
188 m_menu = new GUIFormSpecMenu(m_device,
199 m_menu->allowClose(false);
200 m_menu->lockSize(true,v2u32(800,600));
202 // Initialize scripting
204 infostream << "GUIEngine: Initializing Lua" << std::endl;
206 m_script = new MainMenuScripting(this);
209 if (m_data->errormessage != "") {
210 m_script->setMainMenuErrorMessage(m_data->errormessage);
211 m_data->errormessage = "";
214 if (!loadMainMenuScript()) {
215 errorstream << "No future without mainmenu" << std::endl;
222 errorstream << "MAINMENU ERROR: " << e.what() << std::endl;
223 m_data->errormessage = e.what();
231 /******************************************************************************/
232 bool GUIEngine::loadMainMenuScript()
234 // Try custom menu script (main_menu_path)
236 m_scriptdir = g_settings->get("main_menu_path");
237 if (m_scriptdir.empty()) {
238 m_scriptdir = porting::path_share + DIR_DELIM "builtin" + DIR_DELIM "mainmenu";
241 std::string script = porting::path_share + DIR_DELIM "builtin" + DIR_DELIM "init.lua";
242 if (m_script->loadScript(script)) {
243 // Menu script loaded
247 << "GUIEngine: execution of menu script in: \""
248 << m_scriptdir << "\" failed!" << std::endl;
254 /******************************************************************************/
255 void GUIEngine::run()
257 // Always create clouds because they may or may not be
258 // needed based on the game selected
259 video::IVideoDriver* driver = m_device->getVideoDriver();
263 unsigned int text_height = g_fontengine->getTextHeight();
265 while(m_device->run() && (!m_startgame) && (!m_kill))
267 //check if we need to update the "upper left corner"-text
268 if (text_height != g_fontengine->getTextHeight()) {
269 updateTopLeftTextSize();
270 text_height = g_fontengine->getTextHeight();
273 driver->beginScene(true, true, video::SColor(255,140,186,250));
275 if (m_clouds_enabled)
281 drawBackground(driver);
286 m_device->getGUIEnvironment()->drawAll();
290 if (m_clouds_enabled)
298 m_menu->getAndroidUIInput();
303 /******************************************************************************/
304 GUIEngine::~GUIEngine()
306 video::IVideoDriver* driver = m_device->getVideoDriver();
307 FATAL_ERROR_IF(driver == 0, "Could not get video driver");
309 if(m_sound_manager != &dummySoundManager){
310 delete m_sound_manager;
311 m_sound_manager = NULL;
314 infostream<<"GUIEngine: Deinitializing scripting"<<std::endl;
317 m_irr_toplefttext->setText(L"");
319 //clean up texture pointers
320 for (unsigned int i = 0; i < TEX_LAYER_MAX; i++) {
321 if (m_textures[i].texture != NULL)
322 driver->removeTexture(m_textures[i].texture);
325 delete m_texture_source;
328 m_cloud.clouds->drop();
331 /******************************************************************************/
332 void GUIEngine::cloudInit()
334 m_cloud.clouds = new Clouds(m_smgr->getRootSceneNode(),
335 m_smgr, -1, rand(), 100);
336 m_cloud.clouds->update(v2f(0, 0), video::SColor(255,200,200,255));
338 m_cloud.camera = m_smgr->addCameraSceneNode(0,
339 v3f(0,0,0), v3f(0, 60, 100));
340 m_cloud.camera->setFarValue(10000);
342 m_cloud.lasttime = m_device->getTimer()->getTime();
345 /******************************************************************************/
346 void GUIEngine::cloudPreProcess()
348 u32 time = m_device->getTimer()->getTime();
350 if(time > m_cloud.lasttime)
351 m_cloud.dtime = (time - m_cloud.lasttime) / 1000.0;
355 m_cloud.lasttime = time;
357 m_cloud.clouds->step(m_cloud.dtime*3);
358 m_cloud.clouds->render();
362 /******************************************************************************/
363 void GUIEngine::cloudPostProcess()
365 float fps_max = g_settings->getFloat("fps_max");
366 // Time of frame without fps limit
369 // not using getRealTime is necessary for wine
370 u32 time = m_device->getTimer()->getTime();
371 if(time > m_cloud.lasttime)
372 busytime_u32 = time - m_cloud.lasttime;
377 u32 frametime_min = 1000./fps_max;
379 if(busytime_u32 < frametime_min) {
380 u32 sleeptime = frametime_min - busytime_u32;
381 m_device->sleep(sleeptime);
385 /******************************************************************************/
386 void GUIEngine::drawBackground(video::IVideoDriver* driver)
388 v2u32 screensize = driver->getScreenSize();
390 video::ITexture* texture = m_textures[TEX_LAYER_BACKGROUND].texture;
392 /* If no texture, draw background of solid color */
394 video::SColor color(255,80,58,37);
395 core::rect<s32> rect(0, 0, screensize.X, screensize.Y);
396 driver->draw2DRectangle(color, rect, NULL);
400 v2u32 sourcesize = texture->getOriginalSize();
402 if (m_textures[TEX_LAYER_BACKGROUND].tile)
405 MYMAX(sourcesize.X,m_textures[TEX_LAYER_BACKGROUND].minsize),
406 MYMAX(sourcesize.Y,m_textures[TEX_LAYER_BACKGROUND].minsize));
407 for (unsigned int x = 0; x < screensize.X; x += tilesize.X )
409 for (unsigned int y = 0; y < screensize.Y; y += tilesize.Y )
411 driver->draw2DImage(texture,
412 core::rect<s32>(x, y, x+tilesize.X, y+tilesize.Y),
413 core::rect<s32>(0, 0, sourcesize.X, sourcesize.Y),
420 /* Draw background texture */
421 driver->draw2DImage(texture,
422 core::rect<s32>(0, 0, screensize.X, screensize.Y),
423 core::rect<s32>(0, 0, sourcesize.X, sourcesize.Y),
427 /******************************************************************************/
428 void GUIEngine::drawOverlay(video::IVideoDriver* driver)
430 v2u32 screensize = driver->getScreenSize();
432 video::ITexture* texture = m_textures[TEX_LAYER_OVERLAY].texture;
434 /* If no texture, draw background of solid color */
438 /* Draw background texture */
439 v2u32 sourcesize = texture->getOriginalSize();
440 driver->draw2DImage(texture,
441 core::rect<s32>(0, 0, screensize.X, screensize.Y),
442 core::rect<s32>(0, 0, sourcesize.X, sourcesize.Y),
446 /******************************************************************************/
447 void GUIEngine::drawHeader(video::IVideoDriver* driver)
449 core::dimension2d<u32> screensize = driver->getScreenSize();
451 video::ITexture* texture = m_textures[TEX_LAYER_HEADER].texture;
453 /* If no texture, draw nothing */
457 f32 mult = (((f32)screensize.Width / 2.0)) /
458 ((f32)texture->getOriginalSize().Width);
460 v2s32 splashsize(((f32)texture->getOriginalSize().Width) * mult,
461 ((f32)texture->getOriginalSize().Height) * mult);
463 // Don't draw the header is there isn't enough room
464 s32 free_space = (((s32)screensize.Height)-320)/2;
466 if (free_space > splashsize.Y) {
467 core::rect<s32> splashrect(0, 0, splashsize.X, splashsize.Y);
468 splashrect += v2s32((screensize.Width/2)-(splashsize.X/2),
469 ((free_space/2)-splashsize.Y/2)+10);
471 video::SColor bgcolor(255,50,50,50);
473 driver->draw2DImage(texture, splashrect,
474 core::rect<s32>(core::position2d<s32>(0,0),
475 core::dimension2di(texture->getOriginalSize())),
480 /******************************************************************************/
481 void GUIEngine::drawFooter(video::IVideoDriver* driver)
483 core::dimension2d<u32> screensize = driver->getScreenSize();
485 video::ITexture* texture = m_textures[TEX_LAYER_FOOTER].texture;
487 /* If no texture, draw nothing */
491 f32 mult = (((f32)screensize.Width)) /
492 ((f32)texture->getOriginalSize().Width);
494 v2s32 footersize(((f32)texture->getOriginalSize().Width) * mult,
495 ((f32)texture->getOriginalSize().Height) * mult);
497 // Don't draw the footer if there isn't enough room
498 s32 free_space = (((s32)screensize.Height)-320)/2;
500 if (free_space > footersize.Y) {
501 core::rect<s32> rect(0,0,footersize.X,footersize.Y);
502 rect += v2s32(screensize.Width/2,screensize.Height-footersize.Y);
503 rect -= v2s32(footersize.X/2, 0);
505 driver->draw2DImage(texture, rect,
506 core::rect<s32>(core::position2d<s32>(0,0),
507 core::dimension2di(texture->getOriginalSize())),
512 /******************************************************************************/
513 bool GUIEngine::setTexture(texture_layer layer, std::string texturepath,
514 bool tile_image, unsigned int minsize)
516 video::IVideoDriver* driver = m_device->getVideoDriver();
517 FATAL_ERROR_IF(driver == 0, "Could not get video driver");
519 if (m_textures[layer].texture != NULL)
521 driver->removeTexture(m_textures[layer].texture);
522 m_textures[layer].texture = NULL;
525 if ((texturepath == "") || !fs::PathExists(texturepath))
530 m_textures[layer].texture = driver->getTexture(texturepath.c_str());
531 m_textures[layer].tile = tile_image;
532 m_textures[layer].minsize = minsize;
534 if (m_textures[layer].texture == NULL)
542 /******************************************************************************/
543 bool GUIEngine::downloadFile(std::string url, std::string target)
546 std::ofstream target_file(target.c_str(), std::ios::out | std::ios::binary);
548 if (!target_file.good()) {
552 HTTPFetchRequest fetch_request;
553 HTTPFetchResult fetch_result;
554 fetch_request.url = url;
555 fetch_request.caller = HTTPFETCH_SYNC;
556 fetch_request.timeout = g_settings->getS32("curl_file_download_timeout");
557 httpfetch_sync(fetch_request, fetch_result);
559 if (!fetch_result.succeeded) {
562 target_file << fetch_result.data;
570 /******************************************************************************/
571 void GUIEngine::setTopleftText(std::string append)
573 std::wstring toset = narrow_to_wide( std::string("Minetest ") +
574 minetest_version_hash);
579 toset += narrow_to_wide(append);
582 m_irr_toplefttext->setText(toset.c_str());
584 updateTopLeftTextSize();
587 /******************************************************************************/
588 void GUIEngine::updateTopLeftTextSize()
590 std::wstring text = m_irr_toplefttext->getText();
592 core::rect<s32> rect(0, 0, g_fontengine->getTextWidth(text), g_fontengine->getTextHeight());
595 m_irr_toplefttext->remove();
597 m_device->getGUIEnvironment()->addStaticText(text.c_str(),
598 rect,false,true,0,-1);
601 /******************************************************************************/
602 s32 GUIEngine::playSound(SimpleSoundSpec spec, bool looped)
604 s32 handle = m_sound_manager->playSound(spec, looped);
608 /******************************************************************************/
609 void GUIEngine::stopSound(s32 handle)
611 m_sound_manager->stopSound(handle);
614 /******************************************************************************/
615 unsigned int GUIEngine::queueAsync(std::string serialized_func,
616 std::string serialized_params)
618 return m_script->queueAsync(serialized_func, serialized_params);