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// SPDX-License-Identifier: LGPL-3.0-or-later
// Author: Kristian Lytje
#include <em/ObjectBounds2D.h>
#include <utility/Limit.h>
#include <numeric>
#include <utility/Exceptions.h>
using namespace ausaxs::em;
ObjectBounds2D::ObjectBounds2D(unsigned int size_x, unsigned int size_y) : bounds(size_x, Limit(0, size_y)), N(size_x), M(size_y) {}
ObjectBounds2D::~ObjectBounds2D() = default;
void ObjectBounds2D::set_bounds(unsigned int x, const Limit& limit) {
if (x >= N) {throw except::out_of_bounds("ObjectBounds2D::set_bounds: index " + std::to_string(x) + " is out of range (" + std::to_string(N) + ")");}
if (limit.max > M) {throw except::out_of_bounds("ObjectBounds2D::set_bounds: limit " + std::to_string(limit.max) + " is out of bounds (" + std::to_string(M) + ")");}
bounds[x] = limit;
}
void ObjectBounds2D::set_bounds(unsigned int x, unsigned int min, unsigned int max) {
set_bounds(x, Limit(min, max));
}
void ObjectBounds2D::set_min(unsigned int x, unsigned int min) {
if (x >= N) {throw except::out_of_bounds("ObjectBounds2D::set_min: index " + std::to_string(x) + " is out of range (" + std::to_string(N) + ")");}
if (min > M) {throw except::out_of_bounds("ObjectBounds2D::set_min: limit " + std::to_string(min) + " is out of bounds (" + std::to_string(M) + ")");}
bounds[x].min = min;
}
void ObjectBounds2D::set_max(unsigned int x, unsigned int max) {
if (x >= N) {throw except::out_of_bounds("ObjectBounds2D::set_max: index " + std::to_string(x) + " is out of range (" + std::to_string(N) + ")");}
if (max > M) {throw except::out_of_bounds("ObjectBounds2D::set_max: limit " + std::to_string(max) + " is out of bounds (" + std::to_string(M) + ")");}
bounds[x].max = max;
}
const ausaxs::Limit& ObjectBounds2D::operator[](unsigned int x) const {return bounds[x];}
unsigned int ObjectBounds2D::size_x() const {return N;}
unsigned int ObjectBounds2D::size_y() const {return M;}
bool ObjectBounds2D::empty() const {return bounded_area() == N;}
unsigned int ObjectBounds2D::bounded_area() const {return std::accumulate(bounds.begin(), bounds.end(), 0u, [] (unsigned int area, const Limit& limit) {return area += static_cast<unsigned int>(limit.max+1 - limit.min);});}
unsigned int ObjectBounds2D::total_area() const {return N*M;}
bool ObjectBounds2D::operator==(const ObjectBounds2D& other) const = default;
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