[SFML] Dialog box

void renderDialogBox( sf::RenderWindow * window, int currentPage = 0 ) {
   
    page = currentPage;
   
    sf::Texture * dialogBoxTexture = new sf::Texture();
    dialogBoxTexture->loadFromFile( "assets/GUI/DialogBoxTexture.png" );
   
    background = new sf::Sprite();
    background->setTexture( * dialogBoxTexture );
    background->setOrigin( dialogSize.x / 2.0f, dialogSize.y / 2.0f );
    background->setPosition( view.getCenter().x, view.getCenter().y + screenHeight / 2.0f - dialogSize.y / 2.0f );
   
    std::vector < sf::Text * > texts;
    texts.clear();
    sf::Text * text;
    sf::Vector2f textPosition;
   
    for( int i = 0; i < 4; i++ ) {
        if( i + 4 * page < wrappedText.size() )
             text = new sf::Text( wrappedText[ i + 4 * page ], * basicFont, characterSize );
        else
             text = new sf::Text( "", * basicFont, characterSize );
       
        text->setFillColor( sf::Color::White );
        textPosition.x = background->getPosition().x - dialogSize.x / 2.f + padding;
        textPosition.y = background->getPosition().y - dialogSize.y / 2.f + float( i ) * lineHeight + padding;
        text->setPosition( textPosition );
        texts.push_back( text );
    }
   
    window->draw( * background );
    for( auto & text: texts )
         window->draw( * text );
   
}

void renderDialogBox( sf::RenderWindow * window, int currentPage = 0 ) {
   
    page = currentPage; // Po co ten efekt uboczny?
   
    sf::Texture dialogBoxTexture;
    dialogBoxTexture.loadFromFile( "assets/GUI/DialogBoxTexture.png" ); // Ładowanie tekstury powinno być jednorazowo, a nie przy każdym renderowaniu
   
    sf::Sprite background;
    background.setTexture( dialogBoxTexture );
    background.setOrigin( dialogSize.x / 2.0f, dialogSize.y / 2.0f );
    background.setPosition( view.getCenter().x, view.getCenter().y + screenHeight / 2.0f - dialogSize.y / 2.0f );
    window->draw( background );
   
    for( int i = 0; i < 4; i++ ) {
        if( i + 4 * page >= wrappedText.size() )
             break; // Nie ma więcej linii, więc koniec zamiast wyświetlać pusty tekst
       
        sf::Text text( wrappedText[ i + 4 * page ], * basicFont, characterSize );
        text.setFillColor( sf::Color::White );
       
        sf::Vector2f textPosition;
        textPosition.x = background.getPosition().x - dialogSize.x / 2.f + padding;
        textPosition.y = background.getPosition().y - dialogSize.y / 2.f + float( i ) * lineHeight + padding;
        text.setPosition( textPosition );
       
        window->draw( text );
    }
}

#include <SFML/Graphics.hpp>
#include <vector>

void renderDialogBox( sf::RenderWindow * window, int currentPage = 0 ) {
    int page = currentPage;
   
    sf::Texture dialogBoxTexture;
    if( !dialogBoxTexture.loadFromFile( "assets/GUI/DialogBoxTexture.png" ) ) {
        // Obsłuż błąd ładowania tekstury
        return;
    }
   
    sf::Sprite background;
    background.setTexture( dialogBoxTexture );
    background.setOrigin( dialogSize.x / 2.0f, dialogSize.y / 2.0f );
    background.setPosition( view.getCenter().x, view.getCenter().y + screenHeight / 2.0f - dialogSize.y / 2.0f );
   
    window->draw( background );
   
    sf::Vector2f textPosition;
    for( int i = 0; i < 4; i++ ) {
        sf::Text text;
        if( i + 4 * page < wrappedText.size() ) {
            text.setFont( * basicFont );
            text.setString( wrappedText[ i + 4 * page ] );
            text.setCharacterSize( characterSize );
        } else {
            text.setFont( * basicFont );
            text.setString( "" );
            text.setCharacterSize( characterSize );
        }
       
        text.setFillColor( sf::Color::White );
        textPosition.x = background.getPosition().x - dialogSize.x / 2.f + padding;
        textPosition.y = background.getPosition().y - dialogSize.y / 2.f + float( i ) * lineHeight + padding;
        text.setPosition( textPosition );
       
        window->draw( text );
    }
}

bool talkWithCharacter() {
   
    float x1, y1, rx1, ry1;
    float x2, y2, rx2, ry2;
   
    x1 = player->position.x;
    y1 = player->position.y;
    rx1 =( player->radius + player->actionRange );
    ry1 =( player->radius + player->actionRange ) / 2.0f;
   
    for( auto & character: characters ) {
       
        x2 = character->position.x;
        y2 = character->position.y;
        rx2 =( character->radius + character->actionRange );
        ry2 =( character->radius + character->actionRange ) / 2.0f;
       
        if( intersectionsTwoEllipses( x1, y1, rx1, ry1, x2, y2, rx2, ry2 ) ) {
           
            // talking
            gameState = gameStates::dialog;
            setTextToDialogBox( character->dialog ); // string
            page = 0;
            return true;
        }
    }
   
   
    return false;
}