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"
23 #include <IGUIStaticText.h>
24 #include <ICameraSceneNode.h>
25 #include "scripting_mainmenu.h"
26 #include "util/numeric.h"
32 #include "guiMainMenu.h"
34 #include "sound_openal.h"
36 #include "httpfetch.h"
38 #include "fontengine.h"
39 #include "guiscalingfilter.h"
42 #include "client/tile.h"
47 /******************************************************************************/
48 /** TextDestGuiEngine */
49 /******************************************************************************/
50 TextDestGuiEngine::TextDestGuiEngine(GUIEngine* engine)
55 /******************************************************************************/
56 void TextDestGuiEngine::gotText(const StringMap &fields)
58 m_engine->getScriptIface()->handleMainMenuButtons(fields);
61 /******************************************************************************/
62 void TextDestGuiEngine::gotText(std::wstring text)
64 m_engine->getScriptIface()->handleMainMenuEvent(wide_to_utf8(text));
67 /******************************************************************************/
68 /** MenuTextureSource */
69 /******************************************************************************/
70 MenuTextureSource::MenuTextureSource(video::IVideoDriver *driver)
75 /******************************************************************************/
76 MenuTextureSource::~MenuTextureSource()
78 for (std::set<std::string>::iterator it = m_to_delete.begin();
79 it != m_to_delete.end(); ++it) {
80 const char *tname = (*it).c_str();
81 video::ITexture *texture = m_driver->getTexture(tname);
82 m_driver->removeTexture(texture);
86 /******************************************************************************/
87 video::ITexture* MenuTextureSource::getTexture(const std::string &name, u32 *id)
93 m_to_delete.insert(name);
96 video::IImage *image = m_driver->createImageFromFile(name.c_str());
98 image = Align2Npot2(image, m_driver);
99 video::ITexture* retval = m_driver->addTexture(name.c_str(), image);
104 return m_driver->getTexture(name.c_str());
107 /******************************************************************************/
108 /** MenuMusicFetcher */
109 /******************************************************************************/
110 void MenuMusicFetcher::fetchSounds(const std::string &name,
111 std::set<std::string> &dst_paths,
112 std::set<std::string> &dst_datas)
114 if(m_fetched.count(name))
116 m_fetched.insert(name);
118 base = porting::path_share + DIR_DELIM + "sounds";
119 dst_paths.insert(base + DIR_DELIM + name + ".ogg");
122 dst_paths.insert(base + DIR_DELIM + name + "."+itos(i)+".ogg");
123 base = porting::path_user + DIR_DELIM + "sounds";
124 dst_paths.insert(base + DIR_DELIM + name + ".ogg");
126 dst_paths.insert(base + DIR_DELIM + name + "."+itos(i)+".ogg");
129 /******************************************************************************/
131 /******************************************************************************/
132 GUIEngine::GUIEngine( irr::IrrlichtDevice* dev,
133 gui::IGUIElement* parent,
134 IMenuManager *menumgr,
135 scene::ISceneManager* smgr,
140 m_menumanager(menumgr),
143 m_texture_source(NULL),
144 m_sound_manager(NULL),
152 m_irr_toplefttext(0),
153 m_clouds_enabled(true),
156 //initialize texture pointers
157 for (unsigned int i = 0; i < TEX_LAYER_MAX; i++) {
158 m_textures[i].texture = NULL;
160 // is deleted by guiformspec!
161 m_buttonhandler = new TextDestGuiEngine(this);
163 //create texture source
164 m_texture_source = new MenuTextureSource(m_device->getVideoDriver());
166 //create soundmanager
167 MenuMusicFetcher soundfetcher;
169 m_sound_manager = createOpenALSoundManager(&soundfetcher);
172 m_sound_manager = &dummySoundManager;
174 //create topleft header
175 std::wstring t = utf8_to_wide(std::string(PROJECT_NAME_C " ") +
178 core::rect<s32> rect(0, 0, g_fontengine->getTextWidth(t), g_fontengine->getTextHeight());
182 m_device->getGUIEnvironment()->addStaticText(t.c_str(),
183 rect,false,true,0,-1);
185 //create formspecsource
186 m_formspecgui = new FormspecFormSource("");
189 m_menu = new GUIFormSpecMenu(m_device,
201 m_menu->allowClose(false);
202 m_menu->lockSize(true,v2u32(800,600));
204 // Initialize scripting
206 infostream << "GUIEngine: Initializing Lua" << std::endl;
208 m_script = new MainMenuScripting(this);
211 if (m_data->errormessage != "") {
212 m_script->setMainMenuErrorMessage(m_data->errormessage);
213 m_data->errormessage = "";
216 if (!loadMainMenuScript()) {
217 errorstream << "No future without mainmenu" << std::endl;
224 errorstream << "MAINMENU ERROR: " << e.what() << std::endl;
225 m_data->errormessage = e.what();
233 /******************************************************************************/
234 bool GUIEngine::loadMainMenuScript()
236 // Try custom menu script (main_menu_path)
238 m_scriptdir = g_settings->get("main_menu_path");
239 if (m_scriptdir.empty()) {
240 m_scriptdir = porting::path_share + DIR_DELIM "builtin" + DIR_DELIM "mainmenu";
243 std::string script = porting::path_share + DIR_DELIM "builtin" + DIR_DELIM "init.lua";
244 if (m_script->loadScript(script)) {
245 // Menu script loaded
249 << "GUIEngine: execution of menu script in: \""
250 << m_scriptdir << "\" failed!" << std::endl;
256 /******************************************************************************/
257 void GUIEngine::run()
259 // Always create clouds because they may or may not be
260 // needed based on the game selected
261 video::IVideoDriver* driver = m_device->getVideoDriver();
265 unsigned int text_height = g_fontengine->getTextHeight();
267 while(m_device->run() && (!m_startgame) && (!m_kill))
269 //check if we need to update the "upper left corner"-text
270 if (text_height != g_fontengine->getTextHeight()) {
271 updateTopLeftTextSize();
272 text_height = g_fontengine->getTextHeight();
275 driver->beginScene(true, true, video::SColor(255,140,186,250));
277 if (m_clouds_enabled)
283 drawBackground(driver);
288 m_device->getGUIEnvironment()->drawAll();
292 if (m_clouds_enabled)
300 m_menu->getAndroidUIInput();
305 /******************************************************************************/
306 GUIEngine::~GUIEngine()
308 video::IVideoDriver* driver = m_device->getVideoDriver();
309 FATAL_ERROR_IF(driver == 0, "Could not get video driver");
311 if(m_sound_manager != &dummySoundManager){
312 delete m_sound_manager;
313 m_sound_manager = NULL;
316 infostream<<"GUIEngine: Deinitializing scripting"<<std::endl;
319 m_irr_toplefttext->setText(L"");
321 //clean up texture pointers
322 for (unsigned int i = 0; i < TEX_LAYER_MAX; i++) {
323 if (m_textures[i].texture != NULL)
324 driver->removeTexture(m_textures[i].texture);
327 delete m_texture_source;
330 m_cloud.clouds->drop();
333 /******************************************************************************/
334 void GUIEngine::cloudInit()
336 m_cloud.clouds = new Clouds(m_smgr->getRootSceneNode(),
337 m_smgr, -1, rand(), 100);
338 m_cloud.clouds->update(v2f(0, 0), video::SColor(255,200,200,255));
340 m_cloud.camera = m_smgr->addCameraSceneNode(0,
341 v3f(0,0,0), v3f(0, 60, 100));
342 m_cloud.camera->setFarValue(10000);
344 m_cloud.lasttime = m_device->getTimer()->getTime();
347 /******************************************************************************/
348 void GUIEngine::cloudPreProcess()
350 u32 time = m_device->getTimer()->getTime();
352 if(time > m_cloud.lasttime)
353 m_cloud.dtime = (time - m_cloud.lasttime) / 1000.0;
357 m_cloud.lasttime = time;
359 m_cloud.clouds->step(m_cloud.dtime*3);
360 m_cloud.clouds->render();
364 /******************************************************************************/
365 void GUIEngine::cloudPostProcess()
367 float fps_max = g_settings->getFloat("fps_max");
368 // Time of frame without fps limit
371 // not using getRealTime is necessary for wine
372 u32 time = m_device->getTimer()->getTime();
373 if(time > m_cloud.lasttime)
374 busytime_u32 = time - m_cloud.lasttime;
379 u32 frametime_min = 1000./fps_max;
381 if(busytime_u32 < frametime_min) {
382 u32 sleeptime = frametime_min - busytime_u32;
383 m_device->sleep(sleeptime);
387 /******************************************************************************/
388 void GUIEngine::drawBackground(video::IVideoDriver* driver)
390 v2u32 screensize = driver->getScreenSize();
392 video::ITexture* texture = m_textures[TEX_LAYER_BACKGROUND].texture;
394 /* If no texture, draw background of solid color */
396 video::SColor color(255,80,58,37);
397 core::rect<s32> rect(0, 0, screensize.X, screensize.Y);
398 driver->draw2DRectangle(color, rect, NULL);
402 v2u32 sourcesize = texture->getOriginalSize();
404 if (m_textures[TEX_LAYER_BACKGROUND].tile)
407 MYMAX(sourcesize.X,m_textures[TEX_LAYER_BACKGROUND].minsize),
408 MYMAX(sourcesize.Y,m_textures[TEX_LAYER_BACKGROUND].minsize));
409 for (unsigned int x = 0; x < screensize.X; x += tilesize.X )
411 for (unsigned int y = 0; y < screensize.Y; y += tilesize.Y )
413 draw2DImageFilterScaled(driver, texture,
414 core::rect<s32>(x, y, x+tilesize.X, y+tilesize.Y),
415 core::rect<s32>(0, 0, sourcesize.X, sourcesize.Y),
422 /* Draw background texture */
423 draw2DImageFilterScaled(driver, texture,
424 core::rect<s32>(0, 0, screensize.X, screensize.Y),
425 core::rect<s32>(0, 0, sourcesize.X, sourcesize.Y),
429 /******************************************************************************/
430 void GUIEngine::drawOverlay(video::IVideoDriver* driver)
432 v2u32 screensize = driver->getScreenSize();
434 video::ITexture* texture = m_textures[TEX_LAYER_OVERLAY].texture;
436 /* If no texture, draw background of solid color */
440 /* Draw background texture */
441 v2u32 sourcesize = texture->getOriginalSize();
442 draw2DImageFilterScaled(driver, texture,
443 core::rect<s32>(0, 0, screensize.X, screensize.Y),
444 core::rect<s32>(0, 0, sourcesize.X, sourcesize.Y),
448 /******************************************************************************/
449 void GUIEngine::drawHeader(video::IVideoDriver* driver)
451 core::dimension2d<u32> screensize = driver->getScreenSize();
453 video::ITexture* texture = m_textures[TEX_LAYER_HEADER].texture;
455 /* If no texture, draw nothing */
459 f32 mult = (((f32)screensize.Width / 2.0)) /
460 ((f32)texture->getOriginalSize().Width);
462 v2s32 splashsize(((f32)texture->getOriginalSize().Width) * mult,
463 ((f32)texture->getOriginalSize().Height) * mult);
465 // Don't draw the header is there isn't enough room
466 s32 free_space = (((s32)screensize.Height)-320)/2;
468 if (free_space > splashsize.Y) {
469 core::rect<s32> splashrect(0, 0, splashsize.X, splashsize.Y);
470 splashrect += v2s32((screensize.Width/2)-(splashsize.X/2),
471 ((free_space/2)-splashsize.Y/2)+10);
473 video::SColor bgcolor(255,50,50,50);
475 draw2DImageFilterScaled(driver, texture, splashrect,
476 core::rect<s32>(core::position2d<s32>(0,0),
477 core::dimension2di(texture->getOriginalSize())),
482 /******************************************************************************/
483 void GUIEngine::drawFooter(video::IVideoDriver* driver)
485 core::dimension2d<u32> screensize = driver->getScreenSize();
487 video::ITexture* texture = m_textures[TEX_LAYER_FOOTER].texture;
489 /* If no texture, draw nothing */
493 f32 mult = (((f32)screensize.Width)) /
494 ((f32)texture->getOriginalSize().Width);
496 v2s32 footersize(((f32)texture->getOriginalSize().Width) * mult,
497 ((f32)texture->getOriginalSize().Height) * mult);
499 // Don't draw the footer if there isn't enough room
500 s32 free_space = (((s32)screensize.Height)-320)/2;
502 if (free_space > footersize.Y) {
503 core::rect<s32> rect(0,0,footersize.X,footersize.Y);
504 rect += v2s32(screensize.Width/2,screensize.Height-footersize.Y);
505 rect -= v2s32(footersize.X/2, 0);
507 draw2DImageFilterScaled(driver, texture, rect,
508 core::rect<s32>(core::position2d<s32>(0,0),
509 core::dimension2di(texture->getOriginalSize())),
514 /******************************************************************************/
515 bool GUIEngine::setTexture(texture_layer layer, std::string texturepath,
516 bool tile_image, unsigned int minsize)
518 video::IVideoDriver* driver = m_device->getVideoDriver();
519 FATAL_ERROR_IF(driver == 0, "Could not get video driver");
521 if (m_textures[layer].texture != NULL)
523 driver->removeTexture(m_textures[layer].texture);
524 m_textures[layer].texture = NULL;
527 if ((texturepath == "") || !fs::PathExists(texturepath))
532 m_textures[layer].texture = driver->getTexture(texturepath.c_str());
533 m_textures[layer].tile = tile_image;
534 m_textures[layer].minsize = minsize;
536 if (m_textures[layer].texture == NULL)
544 /******************************************************************************/
545 bool GUIEngine::downloadFile(std::string url, std::string target)
548 std::ofstream target_file(target.c_str(), std::ios::out | std::ios::binary);
550 if (!target_file.good()) {
554 HTTPFetchRequest fetch_request;
555 HTTPFetchResult fetch_result;
556 fetch_request.url = url;
557 fetch_request.caller = HTTPFETCH_SYNC;
558 fetch_request.timeout = g_settings->getS32("curl_file_download_timeout");
559 httpfetch_sync(fetch_request, fetch_result);
561 if (!fetch_result.succeeded) {
564 target_file << fetch_result.data;
572 /******************************************************************************/
573 void GUIEngine::setTopleftText(std::string append)
575 std::wstring toset = utf8_to_wide(std::string(PROJECT_NAME_C " ") +
581 toset += utf8_to_wide(append);
584 m_irr_toplefttext->setText(toset.c_str());
586 updateTopLeftTextSize();
589 /******************************************************************************/
590 void GUIEngine::updateTopLeftTextSize()
592 std::wstring text = m_irr_toplefttext->getText();
594 core::rect<s32> rect(0, 0, g_fontengine->getTextWidth(text), g_fontengine->getTextHeight());
597 m_irr_toplefttext->remove();
599 m_device->getGUIEnvironment()->addStaticText(text.c_str(),
600 rect,false,true,0,-1);
603 /******************************************************************************/
604 s32 GUIEngine::playSound(SimpleSoundSpec spec, bool looped)
606 s32 handle = m_sound_manager->playSound(spec, looped);
610 /******************************************************************************/
611 void GUIEngine::stopSound(s32 handle)
613 m_sound_manager->stopSound(handle);
616 /******************************************************************************/
617 unsigned int GUIEngine::queueAsync(std::string serialized_func,
618 std::string serialized_params)
620 return m_script->queueAsync(serialized_func, serialized_params);