initHEADmaster

1 files changed, 93 insertions, 0 deletions

diff --git a/src/canvas/x11/x11.hpp b/src/canvas/x11/x11.hpp
new file mode 100644
index 0000000..09d99a3
--- /dev/null
+++ b/src/canvas/x11/x11.hpp
@@ -0,0 +1,93 @@
+// Display images inside a terminal
+// Copyright (C) 2023  JustKidding
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program.  If not, see <https://www.gnu.org/licenses/>.
+
+#ifndef X11_CANVAS_H
+#define X11_CANVAS_H
+
+#include "canvas.hpp"
+#include "image.hpp"
+#include "window.hpp"
+#include "dimensions.hpp"
+#include "util/x11.hpp"
+
+#include <memory>
+#include <unordered_map>
+#include <unordered_set>
+#include <thread>
+#include <mutex>
+
+#include <xcb/xcb.h>
+#include <spdlog/spdlog.h>
+
+#ifdef ENABLE_XCB_ERRORS
+#   include <xcb/xcb_errors.h>
+#endif
+
+#ifdef ENABLE_OPENGL
+#   include "util/egl.hpp"
+#endif
+
+class Flags;
+
+class X11Canvas : public Canvas
+{
+public:
+    explicit X11Canvas();
+    ~X11Canvas() override;
+
+    void add_image(const std::string& identifier, std::unique_ptr<Image> new_image) override;
+    void remove_image(const std::string& identifier) override;
+    void hide() override;
+    void show() override;
+
+private:
+    xcb_connection_t *connection;
+    xcb_screen_t *screen;
+
+#ifdef ENABLE_XCB_ERRORS
+    xcb_errors_context_t *err_ctx;
+#endif
+
+    std::unique_ptr<X11Util> xutil;
+
+    // map for event handler
+    std::unordered_map<xcb_window_t, std::shared_ptr<Window>> windows;
+
+    // windows per image
+    std::unordered_map<std::string,
+        std::unordered_map<xcb_window_t, std::shared_ptr<Window>>> image_windows;
+
+    std::unordered_map<std::string, std::shared_ptr<Image>> images;
+    std::unordered_map<std::string, std::jthread> draw_threads;
+
+    std::thread event_handler;
+    std::mutex windows_mutex;
+
+    std::shared_ptr<spdlog::logger> logger;
+    std::shared_ptr<Flags> flags;
+
+#ifdef ENABLE_OPENGL
+    std::unique_ptr<EGLUtil<xcb_connection_t, xcb_window_t>> egl;
+    bool egl_available = true;
+#endif
+
+    void draw(const std::string& identifier);
+    void handle_events();
+    void get_tmux_window_ids(std::unordered_set<xcb_window_t>& windows);
+    void print_xcb_error(const xcb_generic_error_t* err);
+};
+
+#endif