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,
                                  int source_x, int source_y, int source_width,
                                  int source_height )
        : RectangleRender( x, y, w, h, r ) {
    setTexture( t, source_x, source_y, source_width, source_height );
}
RectangleRender::RectangleRender( double x, double y, double w, double h,
                                  const std::shared_ptr< Renderer > &r,
                                  const std::shared_ptr< Texture > &t,
                                  const SDL_Rect &source_rect )
        : RectangleRender( x, y, w, h, r ) {
    setTexture( t, source_rect );
}
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;
    }
}
RectangleRender::RectangleRender( double x, double y, double w, double h,
                                  const std::shared_ptr< Renderer > &r,
                                  const std::string &img, int source_x,
                                  int source_y, int source_width,
                                  int source_height )
        : RectangleRender( x, y, w, h, r ) {
    setTexture( img, source_x, source_y, source_width, source_height );
}
RectangleRender::RectangleRender( double x, double y, double w, double h,
                                  const std::shared_ptr< Renderer > &r,
                                  const std::string &img,
                                  const SDL_Rect &source_rect )
        : RectangleRender( x, y, w, h, r ) {
    setTexture( img, source_rect );
}
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 );
}
std::pair< std::pair< double, double >, std::pair< double, double > >
RectangleRender::getDoubleRect() const {
    return { { og_x, og_y }, { og_w, og_h } };
}
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