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// Copyright 2020 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <algorithm>
#include "common/settings.h"
#include "core/frontend/framebuffer_layout.h"
#include "input_common/touch_from_button.h"
namespace InputCommon {
class TouchFromButtonDevice final : public Input::TouchDevice {
public:
TouchFromButtonDevice() {
const auto button_index =
static_cast<u64>(Settings::values.touch_from_button_map_index.GetValue());
const auto& buttons = Settings::values.touch_from_button_maps[button_index].buttons;
for (const auto& config_entry : buttons) {
const Common::ParamPackage package{config_entry};
map.emplace_back(
Input::CreateDevice<Input::ButtonDevice>(config_entry),
std::clamp(package.Get("x", 0), 0, static_cast<int>(Layout::ScreenUndocked::Width)),
std::clamp(package.Get("y", 0), 0,
static_cast<int>(Layout::ScreenUndocked::Height)));
}
}
Input::TouchStatus GetStatus() const override {
Input::TouchStatus touch_status{};
for (std::size_t id = 0; id < map.size() && id < touch_status.size(); ++id) {
const bool state = std::get<0>(map[id])->GetStatus();
if (state) {
const float x = static_cast<float>(std::get<1>(map[id])) /
static_cast<int>(Layout::ScreenUndocked::Width);
const float y = static_cast<float>(std::get<2>(map[id])) /
static_cast<int>(Layout::ScreenUndocked::Height);
touch_status[id] = {x, y, true};
}
}
return touch_status;
}
private:
// A vector of the mapped button, its x and its y-coordinate
std::vector<std::tuple<std::unique_ptr<Input::ButtonDevice>, int, int>> map;
};
std::unique_ptr<Input::TouchDevice> TouchFromButtonFactory::Create(const Common::ParamPackage&) {
return std::make_unique<TouchFromButtonDevice>();
}
} // namespace InputCommon
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