www.pudn.com > ICE_1.4.zip > gs_intro.cpp

// Class automatically generated by Dev-C++ New Class wizard 
 
#include "gs_intro.h" // class's header file 
 
    #define BTN_ROW_SPACING  40 
    #define BTN_W            90 
    #define BTN_H            30 
 
//buttons are static so initialize them like this 
irr::gui::IGUIButton* gs_Intro::m_btn_quit = NULL; 
irr::gui::IGUIButton* gs_Intro::m_btn_new = NULL; 
irr::gui::IGUIButton* gs_Intro::m_btn_opts = NULL; 
irr::gui::IGUIStaticText* gs_Intro::m_txt_title = NULL; 
 
// class constructor 
//gsr_Intro::gs_Intro(IrrlichtDevice* dv, video::IVideoDriver *dr) : game_State(dv, dr) 
gs_Intro::gs_Intro(game_StateHandler*handler) : game_State(handler) 
{ 
    using namespace irr; 
     
    //TODO: get resolution from device, and set pos according to that 
    int btn_x = 200 ; 
    int btn_y = 200 ; 
 
    //buttons are static so only init them if they werent already created 
    if(!m_btn_quit) { 
        m_btn_quit = m_env->addButton(core::rect(btn_x, btn_y, btn_x + BTN_W, btn_y + BTN_H), 0,  
            GSI_GUI_BTN_QUIT, L"Quit"); 
         
        btn_y -= BTN_ROW_SPACING; // move up 
        m_btn_opts = m_env->addButton(core::rect(btn_x, btn_y, btn_x + BTN_W, btn_y + BTN_H), 0,  
            GSI_GUI_BTN_OPTS, L"Options"); 
         
        btn_y -= BTN_ROW_SPACING; // move up 
        m_btn_new = m_env->addButton(core::rect(btn_x, btn_y, btn_x + BTN_W, btn_y + BTN_H), 0,  
            GSI_GUI_BTN_NEW, L"New Game");  
             
        btn_y -= BTN_ROW_SPACING; // move up 
        m_txt_title = m_env->addStaticText ( INTRO_TEXT, true,  
            core::rect(btn_x, btn_y, btn_x + BTN_W, btn_y + BTN_H)  ) ; 
 
    }else{  
        //otherwise, make them visible again 
        m_btn_quit->setVisible(true); 
        m_btn_opts->setVisible(true); 
        m_btn_new->setVisible(true);   
        m_txt_title->setVisible(true); 
    }//end if-else: if not initialized already OR make visible 
} 
 
// class destructor 
gs_Intro::~gs_Intro() 
{ 
    //we dont delet our buttons, we just make them invisible 
    if(m_btn_quit) { 
        m_btn_quit->setVisible(false); 
        m_btn_opts->setVisible(false); 
        m_btn_new->setVisible(false); 
        m_txt_title->setVisible(false); 
    }//set invisible 
} 
 
void gs_Intro::Render() { 
    using namespace irr; 
    m_driver->beginScene(true, true, video::SColor(0,122,65,171)); 
 
    //TODO: replace this with a title splash screen 
    DrawRect(video::SColor(100,200,255,255), core::rect(50, 50, 100, 100)); 
     
    m_env->drawAll(); 
     
    m_driver->endScene(); 
} 
 
bool gs_Intro::onEvent(irr::SEvent event) { 
    using namespace irr; 
    using namespace gui; 
 
    if (event.EventType == EET_GUI_EVENT) { 
        s32 id = event.GUIEvent.Caller->getID(); 
        switch(event.GUIEvent.EventType) { 
        case EGET_BUTTON_CLICKED: 
                if(id == GSI_GUI_BTN_QUIT) {  
                  m_handler->RequestDestroy(); 
                  return true;           
                } 
                if(id == GSI_GUI_BTN_NEW) { 
                  m_handler->RequestStateChange(GS_MAIN); 
                  return true; 
                } 
                if(id == GSI_GUI_BTN_OPTS) { 
                  m_handler->RequestStateChange(GS_OPTS); 
                  return true; 
                } 
                //return true; //if supported button id 
                break;         
        }//end switch: type of GUI event 
    }//end if: GUI event 
     
    return false; 
} 
 
void gs_Intro::Update() { 
 
}