summaryrefslogtreecommitdiffstats
path: root/src/input_common/helpers/touch_from_buttons.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'src/input_common/helpers/touch_from_buttons.cpp')
-rw-r--r--src/input_common/helpers/touch_from_buttons.cpp70
1 files changed, 70 insertions, 0 deletions
diff --git a/src/input_common/helpers/touch_from_buttons.cpp b/src/input_common/helpers/touch_from_buttons.cpp
new file mode 100644
index 000000000..2abfaf841
--- /dev/null
+++ b/src/input_common/helpers/touch_from_buttons.cpp
@@ -0,0 +1,70 @@
+// 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/helpers/touch_from_buttons.h"
+
+namespace InputCommon {
+
+class TouchFromButtonDevice final : public Input::InputDevice {
+public:
+ using Button = std::unique_ptr<Input::InputDevice>;
+ TouchFromButtonDevice(Button button_, u32 touch_id_, float x_, float y_)
+ : button(std::move(button_)), touch_id(touch_id_), x(x_), y(y_) {
+ Input::InputCallback button_up_callback{
+ [this](Input::CallbackStatus callback_) { UpdateButtonStatus(callback_); }};
+ button->SetCallback(button_up_callback);
+ }
+
+ Input::TouchStatus GetStatus(bool pressed) const {
+ const Input::ButtonStatus button_status{
+ .value = pressed,
+ };
+ Input::TouchStatus status{
+ .pressed = button_status,
+ .x = {},
+ .y = {},
+ .id = touch_id,
+ };
+ status.x.properties = properties;
+ status.y.properties = properties;
+
+ if (!pressed) {
+ return status;
+ }
+
+ status.x.raw_value = x;
+ status.y.raw_value = y;
+ return status;
+ }
+
+ void UpdateButtonStatus(Input::CallbackStatus button_callback) {
+ const Input::CallbackStatus status{
+ .type = Input::InputType::Touch,
+ .touch_status = GetStatus(button_callback.button_status.value),
+ };
+ TriggerOnChange(status);
+ }
+
+private:
+ Button button;
+ const u32 touch_id;
+ const float x;
+ const float y;
+ const Input::AnalogProperties properties{0.0f, 1.0f, 0.5f, 0.0f, false};
+};
+
+std::unique_ptr<Input::InputDevice> TouchFromButton::Create(const Common::ParamPackage& params) {
+ const std::string null_engine = Common::ParamPackage{{"engine", "null"}}.Serialize();
+ auto button =
+ Input::CreateDeviceFromString<Input::InputDevice>(params.Get("button", null_engine));
+ const auto touch_id = params.Get("touch_id", 0);
+ const float x = params.Get("x", 0.0f) / 1280.0f;
+ const float y = params.Get("y", 0.0f) / 720.0f;
+ return std::make_unique<TouchFromButtonDevice>(std::move(button), touch_id, x, y);
+}
+
+} // namespace InputCommon