Files
panopainter/src/legacy_brush_package_import_services.cpp

133 lines
3.1 KiB
C++

#include "pch.h"
#include "legacy_brush_package_import_services.h"
#include "app.h"
#include "node_panel_brush.h"
#include <condition_variable>
#include <deque>
#include <functional>
#include <string>
#include <mutex>
#include <stop_token>
#include <thread>
namespace pp::panopainter {
namespace {
class LegacyBrushPackageWorker final {
public:
LegacyBrushPackageWorker()
: worker_([this](std::stop_token stop_token) {
run(stop_token);
})
{
}
~LegacyBrushPackageWorker()
{
shutdown();
}
void post(std::function<void()> task)
{
{
std::lock_guard<std::mutex> lock(mutex_);
if (stopping_)
return;
tasks_.push_back(std::move(task));
}
cv_.notify_one();
}
private:
void shutdown()
{
{
std::lock_guard<std::mutex> lock(mutex_);
stopping_ = true;
}
cv_.notify_all();
}
void run(std::stop_token stop_token)
{
for (;;) {
std::function<void()> task;
{
std::unique_lock<std::mutex> lock(mutex_);
cv_.wait(lock, [&] {
return stopping_ || stop_token.stop_requested() || !tasks_.empty();
});
if ((stopping_ || stop_token.stop_requested()) && tasks_.empty())
break;
task = std::move(tasks_.front());
tasks_.pop_front();
}
if (task) {
try {
task();
} catch (...) {
LOG("brush package import worker task failed");
}
}
}
}
std::mutex mutex_;
std::condition_variable cv_;
std::deque<std::function<void()>> tasks_;
bool stopping_ = false;
std::jthread worker_;
};
LegacyBrushPackageWorker& brush_package_worker()
{
static LegacyBrushPackageWorker worker;
return worker;
}
class LegacyBrushPackageImportServices final : public pp::app::BrushPackageImportServices {
public:
explicit LegacyBrushPackageImportServices(App& app) noexcept
: app_(app)
{
}
void import_brush_package(pp::app::BrushPackageImportKind kind, std::string_view path) override
{
auto presets = app_.presets;
const auto path_string = std::string(path);
brush_package_worker().post([presets, kind, path_string] {
BT_SetTerminate();
if (!presets) {
return;
}
if (kind == pp::app::BrushPackageImportKind::abr) {
presets->import_abr(path_string);
return;
}
presets->import_ppbr(path_string);
});
}
private:
App& app_;
};
} // namespace
pp::foundation::Status execute_legacy_brush_package_import(
App& app,
pp::app::BrushPackageImportKind kind,
std::string_view path)
{
LegacyBrushPackageImportServices services(app);
return pp::app::execute_brush_package_import(kind, path, services);
}
} // namespace pp::panopainter