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core/emu_window: Remove touch input

master
german77 2021-09-20 19:50:30 +07:00 committed by Narr the Reg
parent c405a19b73
commit 173a6b1e57
2 changed files with 16 additions and 114 deletions
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100
src/core/frontend/emu_window.cpp
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@ -3,66 +3,31 @@
// Refer to the license.txt file included.
#include <mutex>
#include "common/settings.h"
#include "core/frontend/emu_window.h"
#include "core/frontend/input.h"
namespace Core::Frontend {
GraphicsContext::~GraphicsContext() = default;
class EmuWindow::TouchState : public Input::Factory<Input::TouchDevice>,
public std::enable_shared_from_this<TouchState> {
public:
std::unique_ptr<Input::TouchDevice> Create(const Common::ParamPackage&) override {
return std::make_unique<Device>(shared_from_this());
}
std::mutex mutex;
Input::TouchStatus status;
private:
class Device : public Input::TouchDevice {
public:
explicit Device(std::weak_ptr<TouchState>&& touch_state_) : touch_state(touch_state_) {}
Input::TouchStatus GetStatus() const override {
if (auto state = touch_state.lock()) {
std::lock_guard guard{state->mutex};
return state->status;
}
return {};
}
private:
std::weak_ptr<TouchState> touch_state;
};
};
EmuWindow::EmuWindow() {
// TODO: Find a better place to set this.
config.min_client_area_size =
std::make_pair(Layout::MinimumSize::Width, Layout::MinimumSize::Height);
active_config = config;
touch_state = std::make_shared<TouchState>();
Input::RegisterFactory<Input::TouchDevice>("emu_window", touch_state);
}
EmuWindow::~EmuWindow() {
Input::UnregisterFactory<Input::TouchDevice>("emu_window");
}
EmuWindow::~EmuWindow() {}
/**
* Check if the given x/y coordinates are within the touchpad specified by the framebuffer layout
* @param layout FramebufferLayout object describing the framebuffer size and screen positions
* @param framebuffer_x Framebuffer x-coordinate to check
* @param framebuffer_y Framebuffer y-coordinate to check
* @return True if the coordinates are within the touchpad, otherwise false
*/
static bool IsWithinTouchscreen(const Layout::FramebufferLayout& layout, u32 framebuffer_x,
u32 framebuffer_y) {
return (framebuffer_y >= layout.screen.top && framebuffer_y < layout.screen.bottom &&
framebuffer_x >= layout.screen.left && framebuffer_x < layout.screen.right);
std::pair<f32, f32> EmuWindow::MapToTouchScreen(u32 framebuffer_x, u32 framebuffer_y) const {
std::tie(framebuffer_x, framebuffer_y) = ClipToTouchScreen(framebuffer_x, framebuffer_y);
const float x =
static_cast<float>(framebuffer_x - framebuffer_layout.screen.left) /
static_cast<float>(framebuffer_layout.screen.right - framebuffer_layout.screen.left);
const float y =
static_cast<float>(framebuffer_y - framebuffer_layout.screen.top) /
static_cast<float>(framebuffer_layout.screen.bottom - framebuffer_layout.screen.top);
return std::make_pair(x, y);
}
std::pair<u32, u32> EmuWindow::ClipToTouchScreen(u32 new_x, u32 new_y) const {
@ -75,49 +40,6 @@ std::pair<u32, u32> EmuWindow::ClipToTouchScreen(u32 new_x, u32 new_y) const {
return std::make_pair(new_x, new_y);
}
void EmuWindow::TouchPressed(u32 framebuffer_x, u32 framebuffer_y, size_t id) {
if (!IsWithinTouchscreen(framebuffer_layout, framebuffer_x, framebuffer_y)) {
return;
}
if (id >= touch_state->status.size()) {
return;
}
std::lock_guard guard{touch_state->mutex};
const float x =
static_cast<float>(framebuffer_x - framebuffer_layout.screen.left) /
static_cast<float>(framebuffer_layout.screen.right - framebuffer_layout.screen.left);
const float y =
static_cast<float>(framebuffer_y - framebuffer_layout.screen.top) /
static_cast<float>(framebuffer_layout.screen.bottom - framebuffer_layout.screen.top);
touch_state->status[id] = std::make_tuple(x, y, true);
}
void EmuWindow::TouchReleased(size_t id) {
if (id >= touch_state->status.size()) {
return;
}
std::lock_guard guard{touch_state->mutex};
touch_state->status[id] = std::make_tuple(0.0f, 0.0f, false);
}
void EmuWindow::TouchMoved(u32 framebuffer_x, u32 framebuffer_y, size_t id) {
if (id >= touch_state->status.size()) {
return;
}
if (!std::get<2>(touch_state->status[id])) {
return;
}
if (!IsWithinTouchscreen(framebuffer_layout, framebuffer_x, framebuffer_y)) {
std::tie(framebuffer_x, framebuffer_y) = ClipToTouchScreen(framebuffer_x, framebuffer_y);
}
TouchPressed(framebuffer_x, framebuffer_y, id);
}
void EmuWindow::UpdateCurrentFramebufferLayout(u32 width, u32 height) {
NotifyFramebufferLayoutChanged(Layout::DefaultFrameLayout(width, height));
}

30
src/core/frontend/emu_window.h
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@ -112,28 +112,6 @@ public:
/// Returns if window is shown (not minimized)
virtual bool IsShown() const = 0;
/**
* Signal that a touch pressed event has occurred (e.g. mouse click pressed)
* @param framebuffer_x Framebuffer x-coordinate that was pressed
* @param framebuffer_y Framebuffer y-coordinate that was pressed
* @param id Touch event ID
*/
void TouchPressed(u32 framebuffer_x, u32 framebuffer_y, size_t id);
/**
* Signal that a touch released event has occurred (e.g. mouse click released)
* @param id Touch event ID
*/
void TouchReleased(size_t id);
/**
* Signal that a touch movement event has occurred (e.g. mouse was moved over the emu window)
* @param framebuffer_x Framebuffer x-coordinate
* @param framebuffer_y Framebuffer y-coordinate
* @param id Touch event ID
*/
void TouchMoved(u32 framebuffer_x, u32 framebuffer_y, size_t id);
/**
* Returns currently active configuration.
* @note Accesses to the returned object need not be consistent because it may be modified in
@ -212,6 +190,11 @@ protected:
client_area_height = size.second;
}
/**
* Converts a screen postion into the equivalent touchscreen position.
*/
std::pair<f32, f32> MapToTouchScreen(u32 framebuffer_x, u32 framebuffer_y) const;
WindowSystemInfo window_info;
private:
@ -237,9 +220,6 @@ private:
WindowConfig config; ///< Internal configuration (changes pending for being applied in
/// ProcessConfigurationChanges)
WindowConfig active_config; ///< Internal active configuration
class TouchState;
std::shared_ptr<TouchState> touch_state;
};
} // namespace Core::Frontend