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204 lines (169 loc) · 3.22 KB
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/**
*
* @file Window.cpp
* @author Gaspard Kirira
*
* Copyright 2026, Gaspard Kirira.
* All rights reserved.
* https://github.com/vixcpp/game
*
* Use of this source code is governed by a MIT license
* that can be found in the LICENSE file.
*
* Vix.cpp
*
*/
#include <vix/game/Window.hpp>
#include <utility>
#include <vix/game/GameError.hpp>
namespace vix::game
{
Window::Window(std::unique_ptr<WindowBackend> backend) noexcept
: backend_(std::move(backend))
{
}
Window::Window(
std::unique_ptr<WindowBackend> backend,
WindowConfig config)
: backend_(std::move(backend))
{
(void)open(config);
}
Window::~Window()
{
close();
}
Window &Window::set_backend(
std::unique_ptr<WindowBackend> backend) noexcept
{
close();
backend_ = std::move(backend);
return *this;
}
bool Window::has_backend() const noexcept
{
return backend_ != nullptr;
}
GameBoolResult Window::open(const WindowConfig &config)
{
if (!backend_)
{
return make_game_error(
GameErrorCode::InvalidState,
"window backend is not set");
}
auto valid = config.validate();
if (!valid)
{
return valid.error();
}
return backend_->open(config);
}
void Window::close() noexcept
{
if (backend_)
{
backend_->close();
}
}
std::vector<WindowEvent> Window::poll_events()
{
if (!backend_)
{
return {};
}
return backend_->poll_events();
}
void Window::present()
{
if (backend_)
{
backend_->present();
}
}
bool Window::open() const noexcept
{
return backend_ != nullptr && backend_->open();
}
bool Window::close_requested() const noexcept
{
return backend_ != nullptr && backend_->close_requested();
}
const std::string &Window::title() const noexcept
{
if (!backend_)
{
return empty_title();
}
return backend_->title();
}
void Window::set_title(std::string value)
{
if (backend_)
{
backend_->set_title(std::move(value));
}
}
std::uint32_t Window::width() const noexcept
{
if (!backend_)
{
return 0;
}
return backend_->width();
}
std::uint32_t Window::height() const noexcept
{
if (!backend_)
{
return 0;
}
return backend_->height();
}
void Window::resize(
std::uint32_t width,
std::uint32_t height)
{
if (backend_)
{
backend_->resize(width, height);
}
}
const char *Window::backend_name() const noexcept
{
if (!backend_)
{
return "none";
}
return backend_->backend_name();
}
void *Window::native_handle() noexcept
{
if (!backend_)
{
return nullptr;
}
return backend_->native_handle();
}
const void *Window::native_handle() const noexcept
{
if (!backend_)
{
return nullptr;
}
return backend_->native_handle();
}
WindowBackend *Window::backend() noexcept
{
return backend_.get();
}
const WindowBackend *Window::backend() const noexcept
{
return backend_.get();
}
const std::string &Window::empty_title() noexcept
{
static const std::string title;
return title;
}
} // namespace vix::game