game/sdlpp/sdlpp_rectrenderer.cpp

#include <cmath>
#include "sdlpp_rectrenderer.hpp"

namespace SDLPP {
RectangleRender::RectangleRender( double x, double y, double w, double h,
                                  const std::shared_ptr< Renderer > &r )
        : RenderObject( r ) {
    og_x = x_ = x;
    og_y = y_ = y;
    og_w = w_ = w;
    og_h = h_ = h;
    updateSizeAndPosition();
}
RectangleRender::RectangleRender( double x, double y, double w, double h,
                                  const std::shared_ptr< Renderer > &r,
                                  const std::shared_ptr< Texture > &t )
        : RectangleRender( x, y, w, h, r ) {
    setTexture( t );
}
RectangleRender::RectangleRender( double x, double y, double w, double h,
                                  const std::shared_ptr< Renderer > &r,
                                  const std::string &img_or_color,
                                  bool is_polygon )
        : RectangleRender( x, y, w, h, r ) {
    if ( !is_polygon ) {
        setTexture( img_or_color );
    } else {
        setColor( img_or_color );
        color = img_or_color;
    }
}
void RectangleRender::setColor( const std::string &color ) {
    if ( !polygon ) {
        polygon = std::make_shared< RectColider >( 0, 0, 1, 1 );
        polygon->updateCollision( collisionPushX(), collisionPushY(),
                                  collisionWidth(), collisionHeight() );
    }
    polygon->setColor( color );
}
void RectangleRender::setOutlineColor( const std::string &color ) {
    if ( !polygon ) {
        polygon = std::make_shared< RectColider >( 0, 0, 1, 1 );
        polygon->updateCollision( collisionPushX(), collisionPushY(),
                                  collisionWidth(), collisionHeight() );
    }
    polygon->setOutlineColor( color );
}
void RectangleRender::render() {
    if ( !getHidden() ) {
        if ( polygon )
            polygon->render( *renderer );
        if ( texture != NULL )
            SDL_RenderCopy( renderer->getRendererPtr(),
                            texture->getTexturePtr(), NULL, &rect );
    }
    if ( hasCollisions() && renderer->getRenderColiders() && !getHidden() ) {
        for ( const auto &col : getCollisions() )
            col->render( *renderer, colider_color );
    }
}
void RectangleRender::move( int ticks ) {
    if ( permanent )
        return;
    auto addx =
        static_cast< double >( movementSpeed * movementDirection.first ) *
        ( static_cast< double >( ticks ) / 1000 );
    auto addy =
        static_cast< double >( movementSpeed * movementDirection.second ) *
        ( static_cast< double >( ticks ) / 1000 );
    if ( std::isnan( addx ) || std::isnan( addy ) )
        return;

    og_x += addx;
    og_y += addy;

    custom_move( ticks );

    updateSizeAndPosition();
}
std::pair< std::pair< double, double >, std::pair< double, double > >
RectangleRender::getDoubleRect() const {
    return { { og_x, og_y }, { og_w, og_h } };
}
void RectangleRender::setPos( double x, double y ) {
    og_x = x;
    og_y = y;
    updateSizeAndPosition();
}
void RectangleRender::setPos( const std::pair< double, double > &pos ) {
    setPos( pos.first, pos.second );
}
std::pair< double, double > RectangleRender::getPos() const {
    return { og_x, og_y };
}
int RectangleRender::leftmost() {
    return rect.x;
}
int RectangleRender::topmost() {
    return rect.y;
}
int RectangleRender::rightmost() {
    return rect.x + rect.w;
}
int RectangleRender::bottommost() {
    return rect.y + rect.h;
}
int RectangleRender::collisionPushX() {
    return rect.x;
}
int RectangleRender::collisionPushY() {
    return rect.y;
}
int RectangleRender::collisionWidth() {
    return rect.w;
}
int RectangleRender::collisionHeight() {
    return rect.h;
}
void RectangleRender::updateSizeAndPosition() {
    updateXY();
    auto dimension = renderer->getSmallerSide();
    rect.x = std::round( x_ * dimension );
    rect.y = std::round( y_ * dimension );
    rect.w = std::round( ( x_ + w_ ) * dimension ) - rect.x;
    rect.h = std::round( ( y_ + h_ ) * dimension ) - rect.y;
    if ( polygon )
        polygon->updateCollision( collisionPushX(), collisionPushY(),
                                  collisionWidth(), collisionHeight() );
    for ( auto &x : collisions ) {
        x->updateCollision( collisionPushX(), collisionPushY(),
                            collisionWidth(), collisionHeight() );
    }
}
SDL_Rect RectangleRender::getRect() {
    return rect;
}
void RectangleRender::centerX() {
    centerx = true;
    updateSizeAndPosition();
}
std::shared_ptr< RenderObject > RectangleRender::copySelf() {
    auto ret = std::make_shared< RectangleRender >( *this );
    copyTo(ret);
    return ret;
}
void RectangleRender::copyTo(std::shared_ptr<RenderObject> other) {
    RenderObject::copyTo(other);
}
std::string RectangleRender::getColor() const {
    return color;
}

void RectangleRender::updateXY() {
    if ( !centerx ) {
        x_ = og_x;
        y_ = og_y;
        return;
    }
    auto width = renderer->getWidth();
    auto height = renderer->getHeight();
    if ( width > height ) {
        auto multiplier =
            static_cast< double >( width ) / static_cast< double >( height );
        x_ = og_x + static_cast< double >( multiplier - 1 ) / 2;
    } else {
        x_ = og_x;
    }
    y_ = og_y;
}
} // namespace SDLPP