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https://github.com/kunkundi/crossdesk.git
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Use sub windows to render main window
This commit is contained in:
dijunkun
239
src/multiple_windows/render_callback_func.cpp
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239
src/multiple_windows/render_callback_func.cpp
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#include "device_controller.h"
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#include "localization.h"
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#include "render.h"
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// Refresh Event
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#define REFRESH_EVENT (SDL_USEREVENT + 1)
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#define NV12_BUFFER_SIZE 1280 * 720 * 3 / 2
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#ifdef REMOTE_DESK_DEBUG
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#else
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#define MOUSE_CONTROL 1
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#endif
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int Render::ProcessMouseKeyEven(SDL_Event &ev) {
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if (!control_mouse_) {
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return 0;
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}
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float ratio = (float)(1280.0 / main_window_width_);
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RemoteAction remote_action;
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remote_action.m.x = (size_t)(ev.button.x * ratio);
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remote_action.m.y = (size_t)(ev.button.y * ratio);
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if (SDL_KEYDOWN == ev.type) // SDL_KEYUP
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{
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// printf("SDLK_DOWN: %d\n", SDL_KeyCode(ev.key.keysym.sym));
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if (SDLK_DOWN == ev.key.keysym.sym) {
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// printf("SDLK_DOWN \n");
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} else if (SDLK_UP == ev.key.keysym.sym) {
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// printf("SDLK_UP \n");
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} else if (SDLK_LEFT == ev.key.keysym.sym) {
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// printf("SDLK_LEFT \n");
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} else if (SDLK_RIGHT == ev.key.keysym.sym) {
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// printf("SDLK_RIGHT \n");
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}
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} else if (SDL_MOUSEBUTTONDOWN == ev.type) {
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remote_action.type = ControlType::mouse;
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if (SDL_BUTTON_LEFT == ev.button.button) {
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remote_action.m.flag = MouseFlag::left_down;
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} else if (SDL_BUTTON_RIGHT == ev.button.button) {
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remote_action.m.flag = MouseFlag::right_down;
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}
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if (subwindow_hovered_) {
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remote_action.m.flag = MouseFlag::move;
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}
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SendData(peer_, DATA_TYPE::DATA, (const char *)&remote_action,
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sizeof(remote_action));
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} else if (SDL_MOUSEBUTTONUP == ev.type) {
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remote_action.type = ControlType::mouse;
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if (SDL_BUTTON_LEFT == ev.button.button) {
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remote_action.m.flag = MouseFlag::left_up;
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} else if (SDL_BUTTON_RIGHT == ev.button.button) {
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remote_action.m.flag = MouseFlag::right_up;
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}
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if (subwindow_hovered_) {
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remote_action.m.flag = MouseFlag::move;
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}
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SendData(peer_, DATA_TYPE::DATA, (const char *)&remote_action,
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sizeof(remote_action));
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} else if (SDL_MOUSEMOTION == ev.type) {
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remote_action.type = ControlType::mouse;
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remote_action.m.flag = MouseFlag::move;
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SendData(peer_, DATA_TYPE::DATA, (const char *)&remote_action,
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sizeof(remote_action));
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} else if (SDL_QUIT == ev.type) {
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SDL_Event event;
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event.type = SDL_QUIT;
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SDL_PushEvent(&event);
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printf("SDL_QUIT\n");
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return 0;
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}
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return 0;
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}
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void Render::SdlCaptureAudioIn(void *userdata, Uint8 *stream, int len) {
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if (1) {
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if ("Connected" == connection_status_str_) {
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SendData(peer_, DATA_TYPE::AUDIO, (const char *)stream, len);
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}
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} else {
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memcpy(audio_buffer_, stream, len);
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audio_len_ = len;
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SDL_Delay(10);
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audio_buffer_fresh_ = true;
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}
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}
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void Render::SdlCaptureAudioOut(void *userdata, Uint8 *stream, int len) {
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if (!audio_buffer_fresh_) {
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return;
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}
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SDL_memset(stream, 0, len);
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if (audio_len_ == 0) {
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return;
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} else {
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}
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len = (len > audio_len_ ? audio_len_ : len);
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SDL_MixAudioFormat(stream, audio_buffer_, AUDIO_S16LSB, len,
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SDL_MIX_MAXVOLUME);
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audio_buffer_fresh_ = false;
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}
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void Render::OnReceiveVideoBufferCb(const char *data, size_t size,
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const char *user_id, size_t user_id_size,
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void *user_data) {
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Render *render = (Render *)user_data;
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if (render->connection_established_) {
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memcpy(render->dst_buffer_, data, size);
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SDL_Event event;
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event.type = REFRESH_EVENT;
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SDL_PushEvent(&event);
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render->received_frame_ = true;
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}
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}
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void Render::OnReceiveAudioBufferCb(const char *data, size_t size,
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const char *user_id, size_t user_id_size,
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void *user_data) {
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Render *render = (Render *)user_data;
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render->audio_buffer_fresh_ = true;
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SDL_QueueAudio(render->output_dev_, data, (uint32_t)size);
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}
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void Render::OnReceiveDataBufferCb(const char *data, size_t size,
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const char *user_id, size_t user_id_size,
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void *user_data) {
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Render *render = (Render *)user_data;
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std::string user(user_id, user_id_size);
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RemoteAction remote_action;
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memcpy(&remote_action, data, sizeof(remote_action));
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#if MOUSE_CONTROL
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if (render->mouse_controller_) {
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render->mouse_controller_->SendCommand(remote_action);
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}
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#endif
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}
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void Render::OnSignalStatusCb(SignalStatus status, void *user_data) {
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Render *render = (Render *)user_data;
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render->signal_status_ = status;
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if (SignalStatus::SignalConnecting == status) {
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render->signal_status_str_ = "SignalConnecting";
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} else if (SignalStatus::SignalConnected == status) {
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render->signal_status_str_ = "SignalConnected";
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} else if (SignalStatus::SignalFailed == status) {
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render->signal_status_str_ = "SignalFailed";
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} else if (SignalStatus::SignalClosed == status) {
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render->signal_status_str_ = "SignalClosed";
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} else if (SignalStatus::SignalReconnecting == status) {
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render->signal_status_str_ = "SignalReconnecting";
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}
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}
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void Render::OnConnectionStatusCb(ConnectionStatus status, void *user_data) {
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Render *render = (Render *)user_data;
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render->connection_status_ = status;
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if (ConnectionStatus::Connecting == status) {
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render->connection_status_str_ = "Connecting";
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} else if (ConnectionStatus::Connected == status) {
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render->connection_status_str_ = "Connected";
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render->connection_established_ = true;
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if (!render->is_client_mode_) {
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render->start_screen_capture_ = true;
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render->start_mouse_control_ = true;
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}
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if (!render->video_window_created_) {
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SDL_WindowFlags window_flags =
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(SDL_WindowFlags)(SDL_WINDOW_ALLOW_HIGHDPI | SDL_WINDOW_RESIZABLE);
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render->sdl_texture_ =
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SDL_CreateTexture(render->sdl_renderer_, render->pixformat_,
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SDL_TEXTUREACCESS_STREAMING, render->texture_width_,
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render->texture_height_);
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render->video_window_ =
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SDL_CreateWindow("Video", SDL_WINDOWPOS_CENTERED,
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SDL_WINDOWPOS_CENTERED, render->main_window_width_,
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render->main_window_height_, window_flags);
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render->video_renderer_ = SDL_CreateRenderer(
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render->video_window_, -1,
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SDL_RENDERER_PRESENTVSYNC | SDL_RENDERER_ACCELERATED);
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if (render->video_renderer_ == nullptr) {
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SDL_Log("Error creating SDL_Renderer!");
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}
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render->video_texture_ =
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SDL_CreateTexture(render->video_renderer_, render->pixformat_,
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SDL_TEXTUREACCESS_STREAMING, render->texture_width_,
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render->texture_height_);
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render->video_window_created_ = true;
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}
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} else if (ConnectionStatus::Disconnected == status) {
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render->connection_status_str_ = "Disconnected";
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} else if (ConnectionStatus::Failed == status) {
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render->connection_status_str_ = "Failed";
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} else if (ConnectionStatus::Closed == status) {
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render->connection_status_str_ = "Closed";
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render->start_screen_capture_ = false;
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render->start_mouse_control_ = false;
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render->connection_established_ = false;
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render->control_mouse_ = false;
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if (render->dst_buffer_) {
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memset(render->dst_buffer_, 0, 1280 * 720 * 3);
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SDL_UpdateTexture(render->sdl_texture_, NULL, render->dst_buffer_, 1280);
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}
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} else if (ConnectionStatus::IncorrectPassword == status) {
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render->connection_status_str_ = "Incorrect password";
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if (render->connect_button_pressed_) {
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render->connect_button_pressed_ = false;
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render->connection_established_ = false;
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render->connect_button_label_ =
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render->connect_button_pressed_
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? localization::disconnect[render->localization_language_index_]
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: localization::connect[render->localization_language_index_];
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}
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} else if (ConnectionStatus::NoSuchTransmissionId == status) {
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render->connection_status_str_ = "No such transmission id";
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if (render->connect_button_pressed_) {
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render->connect_button_pressed_ = false;
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render->connection_established_ = false;
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render->connect_button_label_ =
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render->connect_button_pressed_
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? localization::disconnect[render->localization_language_index_]
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: localization::connect[render->localization_language_index_];
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}
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}
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}
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