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//
// Created by Gyuhwan Park on 2022/05/06.
//
#if defined(HAVE_CONFIG_H)
#include <config_ac.h>
#endif
extern "C" {
#include "arch.h"
#include "parse.h"
#include "os_calls.h"
#include "defines.h"
#include "guid.h"
#include "xrdp_client_info.h"
}
#include "ProjectorClient.hpp"
#include "KeycodeMap.hpp"
ProjectorClient::ProjectorClient(
ProjectionTarget &target,
const std::string &socketPath
):
_target(target),
_ipcConnection(socketPath),
_isTerminated(false)
{
}
FD ProjectorClient::descriptor() {
return _ipcConnection.descriptor();
}
void ProjectorClient::start() {
_ipcConnection.connect();
_projectorThread = std::thread(&ProjectorClient::mainLoop, this);
}
void ProjectorClient::stop() {
_isTerminated = true;
if (_projectorThread.joinable()) {
_projectorThread.join();
}
_ipcConnection.disconnect();
}
void ProjectorClient::handleEvent(XrdpEvent &event) {
if (_isTerminated) {
return;
}
if (!_ipcConnection.isGood()) {
_target.ipcDisconnected();
this->stop();
return;
}
if (event.isKeyEvent()) {
auto keycode = event.param3;
auto cgKeycode = rdpKeycodeToCGKeycode(keycode);
auto eventType = event.type == XrdpEvent::KEY_DOWN ?
KEYBOARD_EVENT_TYPE_KEYDOWN :
KEYBOARD_EVENT_TYPE_KEYUP;
if (cgKeycode == -1) {
return;
}
_ipcConnection.writeMessage(TYPE_EVENT_KEYBOARD, ULIPCKeyboardEvent {
eventType, (uint32_t) cgKeycode, 0
});
} else if (event.type == XrdpEvent::KEY_SYNCHRONIZE_LOCK) {
auto lockStatus = event.param1;
}
if (event.isMouseEvent()) {
switch (event.type) {
case XrdpEvent::MOUSE_MOVE: {
uint16_t posX = event.param1;
uint16_t posY = event.param2;
_ipcConnection.writeMessage(TYPE_EVENT_MOUSE_MOVE, ULIPCMouseMoveEvent {
posX, posY,
0
});
return;
}
case XrdpEvent::MOUSE_BUTTON_LEFT_DOWN: {
_ipcConnection.writeMessage(TYPE_EVENT_MOUSE_BUTTON, ULIPCMouseButtonEvent {
MOUSE_EVENT_TYPE_DOWN,
MOUSE_EVENT_BUTTON_LEFT,
0
});
return;
}
case XrdpEvent::MOUSE_BUTTON_LEFT_UP: {
_ipcConnection.writeMessage(TYPE_EVENT_MOUSE_BUTTON, ULIPCMouseButtonEvent {
MOUSE_EVENT_TYPE_UP,
MOUSE_EVENT_BUTTON_LEFT,
0
});
return;
}
case XrdpEvent::MOUSE_BUTTON_RIGHT_DOWN: {
_ipcConnection.writeMessage(TYPE_EVENT_MOUSE_BUTTON, ULIPCMouseButtonEvent {
MOUSE_EVENT_TYPE_DOWN,
MOUSE_EVENT_BUTTON_RIGHT,
0
});
return;
}
case XrdpEvent::MOUSE_BUTTON_RIGHT_UP: {
_ipcConnection.writeMessage(TYPE_EVENT_MOUSE_BUTTON, ULIPCMouseButtonEvent {
MOUSE_EVENT_TYPE_UP,
MOUSE_EVENT_BUTTON_RIGHT,
0
});
return;
}
case XrdpEvent::MOUSE_WHEEL_UP: {
_ipcConnection.writeMessage(TYPE_EVENT_MOUSE_WHEEL, ULIPCMouseWheelEvent {
0, -56, 0
});
return;
}
case XrdpEvent::MOUSE_WHEEL_DOWN: {
_ipcConnection.writeMessage(TYPE_EVENT_MOUSE_WHEEL, ULIPCMouseWheelEvent {
0, 56, 0
});
return;
}
default:
break;
}
}
if (event.type == XrdpEvent::INVALIDATE_REQUEST) {
uint16_t x1 = HIWORD(event.param1);
uint16_t y1 = LOWORD(event.param1);
uint16_t x2 = HIWORD(event.param2);
uint16_t y2 = LOWORD(event.param2);
// TODO: redraw(rect)?
}
if (event.type == XrdpEvent::CHANNEL_EVENT) {
uint16_t channelId = LOWORD(event.param1);
uint16_t flags = HIWORD(event.param1);
auto size = (int) event.param2;
auto data = (char *) event.param3;
auto total_size = (int) event.param4;
}
}
void ProjectorClient::setViewport(ULIPCRect rect) {
_ipcConnection.writeMessage(TYPE_PROJECTION_SET_VIEWPORT, ULIPCProjectionSetViewport {
0, (uint16_t) rect.width, (uint16_t) rect.height, 0
});
}
void ProjectorClient::setOutputSuppression(bool isOutputSuppressed) {
if (isOutputSuppressed) {
_ipcConnection.writeMessage(TYPE_PROJECTION_STOP, ULIPCProjectionStop {
0
});
} else {
_ipcConnection.writeMessage(TYPE_PROJECTION_START, ULIPCProjectionStart {
0
});
}
}
void ProjectorClient::mainLoop() {
while (!_isTerminated && _ipcConnection.isGood()) {
auto header = _ipcConnection.nextHeader();
switch (header->messageType) {
case TYPE_SCREEN_UPDATE_NOTIFY: {
auto notification = _ipcConnection.read<ULIPCScreenUpdateNotify>(header->length);
LOG(LOG_LEVEL_DEBUG, "mainLoop(): adding dirty rect");
_target.addDirtyRect(notification->rect);
continue;
}
case TYPE_SCREEN_UPDATE_COMMIT: {
auto commit = _ipcConnection.read<ULIPCScreenUpdateCommit>(header->length);
auto bitmap = _ipcConnection.read<uint8_t>(commit->bitmapLength);
LOG(LOG_LEVEL_DEBUG, "mainLoop(): commiting update");
_target.commitUpdate(
bitmap.get(),
commit->bitmapLength,
commit->screenRect.width,
commit->screenRect.height
);
continue;
}
default: {
// ignore
_ipcConnection.read<uint8_t>(header->length);
}
}
}
}
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