Code modernization: src/m* (part 2)
[oweals/minetest.git] / src / guiEngine.cpp
index e15533dcde6377ba2bd1813ab8d66ff85fe96292..d8d8d3b1193cb99ac015294b23c112d13e5f0fe3 100644 (file)
@@ -19,9 +19,9 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 
 #include "guiEngine.h"
 
-#include <fstream>
 #include <IGUIStaticText.h>
 #include <ICameraSceneNode.h>
+#include "client/renderingengine.h"
 #include "scripting_mainmenu.h"
 #include "util/numeric.h"
 #include "config.h"
@@ -45,14 +45,6 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #endif
 
 
-/******************************************************************************/
-/** TextDestGuiEngine                                                         */
-/******************************************************************************/
-TextDestGuiEngine::TextDestGuiEngine(GUIEngine* engine)
-{
-       m_engine = engine;
-}
-
 /******************************************************************************/
 void TextDestGuiEngine::gotText(const StringMap &fields)
 {
@@ -60,19 +52,11 @@ void TextDestGuiEngine::gotText(const StringMap &fields)
 }
 
 /******************************************************************************/
-void TextDestGuiEngine::gotText(std::wstring text)
+void TextDestGuiEngine::gotText(const std::wstring &text)
 {
        m_engine->getScriptIface()->handleMainMenuEvent(wide_to_utf8(text));
 }
 
-/******************************************************************************/
-/** MenuTextureSource                                                         */
-/******************************************************************************/
-MenuTextureSource::MenuTextureSource(video::IVideoDriver *driver)
-{
-       m_driver = driver;
-}
-
 /******************************************************************************/
 MenuTextureSource::~MenuTextureSource()
 {
@@ -85,7 +69,7 @@ MenuTextureSource::~MenuTextureSource()
 }
 
 /******************************************************************************/
-video::ITextureMenuTextureSource::getTexture(const std::string &name, u32 *id)
+video::ITexture *MenuTextureSource::getTexture(const std::string &name, u32 *id)
 {
        if(id)
                *id = 0;
@@ -130,30 +114,16 @@ void MenuMusicFetcher::fetchSounds(const std::string &name,
 /******************************************************************************/
 /** GUIEngine                                                                 */
 /******************************************************************************/
-GUIEngine::GUIEngine(  irr::IrrlichtDevice* dev,
-                                               JoystickController *joystick,
-                                               gui::IGUIElement* parent,
-                                               IMenuManager *menumgr,
-                                               scene::ISceneManager* smgr,
-                                               MainMenuData* data,
-                                               bool& kill) :
-       m_device(dev),
+GUIEngine::GUIEngine(JoystickController *joystick,
+               gui::IGUIElement *parent,
+               IMenuManager *menumgr,
+               MainMenuData *data,
+               bool &kill) :
        m_parent(parent),
        m_menumanager(menumgr),
-       m_smgr(smgr),
+       m_smgr(RenderingEngine::get_scene_manager()),
        m_data(data),
-       m_texture_source(NULL),
-       m_sound_manager(NULL),
-       m_formspecgui(0),
-       m_buttonhandler(0),
-       m_menu(0),
-       m_kill(kill),
-       m_startgame(false),
-       m_script(0),
-       m_scriptdir(""),
-       m_irr_toplefttext(0),
-       m_clouds_enabled(true),
-       m_cloud()
+       m_kill(kill)
 {
        //initialize texture pointers
        for (unsigned int i = 0; i < TEX_LAYER_MAX; i++) {
@@ -163,7 +133,7 @@ GUIEngine::GUIEngine(       irr::IrrlichtDevice* dev,
        m_buttonhandler = new TextDestGuiEngine(this);
 
        //create texture source
-       m_texture_source = new MenuTextureSource(m_device->getVideoDriver());
+       m_texture_source = new MenuTextureSource(RenderingEngine::get_video_driver());
 
        //create soundmanager
        MenuMusicFetcher soundfetcher;
@@ -181,24 +151,21 @@ GUIEngine::GUIEngine(     irr::IrrlichtDevice* dev,
        rect += v2s32(4, 0);
 
        m_irr_toplefttext =
-               addStaticText(m_device->getGUIEnvironment(), m_toplefttext,
+               addStaticText(RenderingEngine::get_gui_env(), m_toplefttext,
                        rect, false, true, 0, -1);
 
        //create formspecsource
        m_formspecgui = new FormspecFormSource("");
 
        /* Create menu */
-       m_menu = new GUIFormSpecMenu(m_device,
-                       joystick,
+       m_menu = new GUIFormSpecMenu(joystick,
                        m_parent,
                        -1,
                        m_menumanager,
                        NULL /* &client */,
-                       NULL /* gamedef */,
                        m_texture_source,
                        m_formspecgui,
                        m_buttonhandler,
-                       NULL,
                        false);
 
        m_menu->allowClose(false);
@@ -215,13 +182,13 @@ GUIEngine::GUIEngine(     irr::IrrlichtDevice* dev,
                m_data->script_data.errormessage = "";
 
                if (!loadMainMenuScript()) {
-                       errorstream << "No future without mainmenu" << std::endl;
+                       errorstream << "No future without main menu!" << std::endl;
                        abort();
                }
 
                run();
        } catch (LuaError &e) {
-               errorstream << "MAINMENU ERROR: " << e.what() << std::endl;
+               errorstream << "Main menu error: " << e.what() << std::endl;
                m_data->script_data.errormessage = e.what();
        }
 
@@ -233,13 +200,13 @@ GUIEngine::GUIEngine(     irr::IrrlichtDevice* dev,
 /******************************************************************************/
 bool GUIEngine::loadMainMenuScript()
 {
-       // Try custom menu script (main_menu_path)
-
+       // Set main menu path (for core.get_mainmenu_path())
        m_scriptdir = g_settings->get("main_menu_path");
        if (m_scriptdir.empty()) {
-               m_scriptdir = porting::path_share + DIR_DELIM "builtin" + DIR_DELIM "mainmenu";
+               m_scriptdir = porting::path_share + DIR_DELIM + "builtin" + DIR_DELIM + "mainmenu";
        }
 
+       // Load builtin (which will load the main menu script)
        std::string script = porting::path_share + DIR_DELIM "builtin" + DIR_DELIM "init.lua";
        try {
                m_script->loadScript(script);
@@ -258,14 +225,30 @@ void GUIEngine::run()
 {
        // Always create clouds because they may or may not be
        // needed based on the game selected
-       video::IVideoDriver* driver = m_device->getVideoDriver();
+       video::IVideoDriver *driver = RenderingEngine::get_video_driver();
 
        cloudInit();
 
        unsigned int text_height = g_fontengine->getTextHeight();
 
-       while(m_device->run() && (!m_startgame) && (!m_kill))
-       {
+       irr::core::dimension2d<u32> previous_screen_size(g_settings->getU16("screen_w"),
+               g_settings->getU16("screen_h"));
+
+       while (RenderingEngine::run() && (!m_startgame) && (!m_kill)) {
+
+               const irr::core::dimension2d<u32> &current_screen_size =
+                       RenderingEngine::get_video_driver()->getScreenSize();
+               // Verify if window size has changed and save it if it's the case
+               // Ensure evaluating settings->getBool after verifying screensize
+               // First condition is cheaper
+               if (previous_screen_size != current_screen_size &&
+                               current_screen_size != irr::core::dimension2d<u32>(0,0) &&
+                               g_settings->getBool("autosave_screensize")) {
+                       g_settings->setU16("screen_w", current_screen_size.Width);
+                       g_settings->setU16("screen_h", current_screen_size.Height);
+                       previous_screen_size = current_screen_size;
+               }
+
                //check if we need to update the "upper left corner"-text
                if (text_height != g_fontengine->getTextHeight()) {
                        updateTopLeftTextSize();
@@ -285,7 +268,7 @@ void GUIEngine::run()
                drawHeader(driver);
                drawFooter(driver);
 
-               m_device->getGUIEnvironment()->drawAll();
+               RenderingEngine::get_gui_env()->drawAll();
 
                driver->endScene();
 
@@ -305,10 +288,7 @@ void GUIEngine::run()
 /******************************************************************************/
 GUIEngine::~GUIEngine()
 {
-       video::IVideoDriver* driver = m_device->getVideoDriver();
-       FATAL_ERROR_IF(driver == 0, "Could not get video driver");
-
-       if(m_sound_manager != &dummySoundManager){
+       if (m_sound_manager != &dummySoundManager){
                delete m_sound_manager;
                m_sound_manager = NULL;
        }
@@ -320,8 +300,8 @@ GUIEngine::~GUIEngine()
 
        //clean up texture pointers
        for (unsigned int i = 0; i < TEX_LAYER_MAX; i++) {
-               if (m_textures[i].texture != NULL)
-                       driver->removeTexture(m_textures[i].texture);
+               if (m_textures[i].texture)
+                       RenderingEngine::get_video_driver()->removeTexture(m_textures[i].texture);
        }
 
        delete m_texture_source;
@@ -333,21 +313,21 @@ GUIEngine::~GUIEngine()
 /******************************************************************************/
 void GUIEngine::cloudInit()
 {
-       m_cloud.clouds = new Clouds(m_smgr->getRootSceneNode(),
-                       m_smgr, -1, rand(), 100);
-       m_cloud.clouds->update(v2f(0, 0), video::SColor(255,200,200,255));
+       m_cloud.clouds = new Clouds(m_smgr, -1, rand());
+       m_cloud.clouds->setHeight(100.0f);
+       m_cloud.clouds->update(v3f(0, 0, 0), video::SColor(255,200,200,255));
 
        m_cloud.camera = m_smgr->addCameraSceneNode(0,
                                v3f(0,0,0), v3f(0, 60, 100));
        m_cloud.camera->setFarValue(10000);
 
-       m_cloud.lasttime = m_device->getTimer()->getTime();
+       m_cloud.lasttime = RenderingEngine::get_timer_time();
 }
 
 /******************************************************************************/
 void GUIEngine::cloudPreProcess()
 {
-       u32 time = m_device->getTimer()->getTime();
+       u32 time = RenderingEngine::get_timer_time();
 
        if(time > m_cloud.lasttime)
                m_cloud.dtime = (time - m_cloud.lasttime) / 1000.0;
@@ -369,7 +349,7 @@ void GUIEngine::cloudPostProcess()
        u32 busytime_u32;
 
        // not using getRealTime is necessary for wine
-       u32 time = m_device->getTimer()->getTime();
+       u32 time = RenderingEngine::get_timer_time();
        if(time > m_cloud.lasttime)
                busytime_u32 = time - m_cloud.lasttime;
        else
@@ -378,14 +358,14 @@ void GUIEngine::cloudPostProcess()
        // FPS limiter
        u32 frametime_min = 1000./fps_max;
 
-       if(busytime_u32 < frametime_min) {
+       if (busytime_u32 < frametime_min) {
                u32 sleeptime = frametime_min - busytime_u32;
-               m_device->sleep(sleeptime);
+               RenderingEngine::get_raw_device()->sleep(sleeptime);
        }
 }
 
 /******************************************************************************/
-void GUIEngine::drawBackground(video::IVideoDriverdriver)
+void GUIEngine::drawBackground(video::IVideoDriver *driver)
 {
        v2u32 screensize = driver->getScreenSize();
 
@@ -427,13 +407,13 @@ void GUIEngine::drawBackground(video::IVideoDriver* driver)
 }
 
 /******************************************************************************/
-void GUIEngine::drawOverlay(video::IVideoDriverdriver)
+void GUIEngine::drawOverlay(video::IVideoDriver *driver)
 {
        v2u32 screensize = driver->getScreenSize();
 
        video::ITexture* texture = m_textures[TEX_LAYER_OVERLAY].texture;
 
-       /* If no texture, draw background of solid color */
+       /* If no texture, draw nothing */
        if(!texture)
                return;
 
@@ -446,7 +426,7 @@ void GUIEngine::drawOverlay(video::IVideoDriver* driver)
 }
 
 /******************************************************************************/
-void GUIEngine::drawHeader(video::IVideoDriverdriver)
+void GUIEngine::drawHeader(video::IVideoDriver *driver)
 {
        core::dimension2d<u32> screensize = driver->getScreenSize();
 
@@ -462,7 +442,7 @@ void GUIEngine::drawHeader(video::IVideoDriver* driver)
        v2s32 splashsize(((f32)texture->getOriginalSize().Width) * mult,
                        ((f32)texture->getOriginalSize().Height) * mult);
 
-       // Don't draw the header is there isn't enough room
+       // Don't draw the header if there isn't enough room
        s32 free_space = (((s32)screensize.Height)-320)/2;
 
        if (free_space > splashsize.Y) {
@@ -480,7 +460,7 @@ void GUIEngine::drawHeader(video::IVideoDriver* driver)
 }
 
 /******************************************************************************/
-void GUIEngine::drawFooter(video::IVideoDriverdriver)
+void GUIEngine::drawFooter(video::IVideoDriver *driver)
 {
        core::dimension2d<u32> screensize = driver->getScreenSize();
 
@@ -515,17 +495,14 @@ void GUIEngine::drawFooter(video::IVideoDriver* driver)
 bool GUIEngine::setTexture(texture_layer layer, std::string texturepath,
                bool tile_image, unsigned int minsize)
 {
-       video::IVideoDriver* driver = m_device->getVideoDriver();
-       FATAL_ERROR_IF(driver == 0, "Could not get video driver");
+       video::IVideoDriver *driver = RenderingEngine::get_video_driver();
 
-       if (m_textures[layer].texture != NULL)
-       {
+       if (m_textures[layer].texture) {
                driver->removeTexture(m_textures[layer].texture);
                m_textures[layer].texture = NULL;
        }
 
-       if ((texturepath == "") || !fs::PathExists(texturepath))
-       {
+       if ((texturepath == "") || !fs::PathExists(texturepath)) {
                return false;
        }
 
@@ -533,8 +510,7 @@ bool GUIEngine::setTexture(texture_layer layer, std::string texturepath,
        m_textures[layer].tile    = tile_image;
        m_textures[layer].minsize = minsize;
 
-       if (m_textures[layer].texture == NULL)
-       {
+       if (m_textures[layer].texture == NULL) {
                return false;
        }
 
@@ -542,7 +518,7 @@ bool GUIEngine::setTexture(texture_layer layer, std::string texturepath,
 }
 
 /******************************************************************************/
-bool GUIEngine::downloadFile(std::string url, std::string target)
+bool GUIEngine::downloadFile(const std::string &url, const std::string &target)
 {
 #if USE_CURL
        std::ofstream target_file(target.c_str(), std::ios::out | std::ios::binary);
@@ -586,7 +562,7 @@ void GUIEngine::updateTopLeftTextSize()
 
        m_irr_toplefttext->remove();
        m_irr_toplefttext =
-               addStaticText(m_device->getGUIEnvironment(), m_toplefttext,
+               addStaticText(RenderingEngine::get_gui_env(), m_toplefttext,
                        rect, false, true, 0, -1);
 }
 
@@ -604,8 +580,8 @@ void GUIEngine::stopSound(s32 handle)
 }
 
 /******************************************************************************/
-unsigned int GUIEngine::queueAsync(std::string serialized_func,
-               std::string serialized_params)
+unsigned int GUIEngine::queueAsync(const std::string &serialized_func,
+               const std::string &serialized_params)
 {
        return m_script->queueAsync(serialized_func, serialized_params);
 }