Cemu/src/gui/helpers/wxWayland.h
2023-05-28 02:04:24 +02:00

94 lines
3.1 KiB
C++

#pragma once
#if BOOST_OS_LINUX && HAS_WAYLAND
#include <gdk/gdk.h>
#include <gdk/gdkwayland.h>
#include <gtk/gtk.h>
#include <wayland-client.h>
#include <wx/wx.h>
#include "wayland-viewporter-client-protocol.h"
class wxWlSubsurface
{
static void registry_add_object(void* data, struct wl_registry* registry, uint32_t name, const char* interface, uint32_t version)
{
auto wlSubsurface = static_cast<wxWlSubsurface*>(data);
if (!strcmp(interface, wl_subcompositor_interface.name))
{
wlSubsurface->m_subcompositor = static_cast<wl_subcompositor*>(wl_registry_bind(registry, name, &wl_subcompositor_interface, 1));
}
else if (!strcmp(interface, wp_viewporter_interface.name))
{
wlSubsurface->m_viewporter = static_cast<wp_viewporter*>(wl_registry_bind(registry, name, &wp_viewporter_interface, 1));
}
}
static void registry_remove_object(void* /*data*/, struct wl_registry* /*registry*/, uint32_t /*name*/) {}
wl_registry_listener m_registry_listener = {&registry_add_object, &registry_remove_object};
wl_subcompositor* m_subcompositor;
wl_surface* m_surface;
wl_subsurface* m_subsurface;
wp_viewporter* m_viewporter = NULL;
wp_viewport* m_viewport = NULL;
int32_t m_xPos = 0;
int32_t m_yPos = 0;
int32_t m_width = 0;
int32_t m_height = 0;
public:
wxWlSubsurface(wxWindow* window)
{
GtkWidget* widget = static_cast<GtkWidget*>(window->GetHandle());
gtk_widget_realize(widget);
GdkWindow* gdkWindow = gtk_widget_get_window(widget);
GdkDisplay* gdkDisplay = gdk_window_get_display(gdkWindow);
wl_display* display = gdk_wayland_display_get_wl_display(gdkDisplay);
wl_surface* surface = gdk_wayland_window_get_wl_surface(gdkWindow);
wl_compositor* compositor = gdk_wayland_display_get_wl_compositor(gdkDisplay);
wl_registry* registry = wl_display_get_registry(display);
wl_registry_add_listener(registry, &m_registry_listener, this);
wl_display_roundtrip(display);
m_surface = wl_compositor_create_surface(compositor);
if (m_viewporter)
m_viewport = wp_viewporter_get_viewport(m_viewporter, m_surface);
wl_region* region = wl_compositor_create_region(compositor);
wl_surface_set_input_region(m_surface, region);
m_subsurface = wl_subcompositor_get_subsurface(m_subcompositor, m_surface, surface);
wl_subsurface_set_desync(m_subsurface);
auto sRect = window->GetScreenRect();
setSize(sRect.x, sRect.y, sRect.width, sRect.height);
wl_region_destroy(region);
}
wl_surface* getSurface() const { return m_surface; }
void setSize(int32_t xPos, int32_t yPos, int32_t width, int32_t height)
{
if (xPos != m_xPos || m_yPos != yPos || m_width != width || m_height != height)
{
m_xPos = xPos;
m_yPos = yPos;
m_height = height;
m_width = width;
wl_subsurface_set_position(m_subsurface, m_xPos, m_yPos);
if (m_viewport)
wp_viewport_set_destination(m_viewport, m_width, m_height);
wl_surface_commit(m_surface);
}
}
~wxWlSubsurface()
{
wl_subsurface_destroy(m_subsurface);
wl_surface_destroy(m_surface);
wl_subcompositor_destroy(m_subcompositor);
}
};
bool wxWlIsWaylandWindow(wxWindow* window);
void wxWlSetAppId(wxFrame* frame, const char* application_id);
#endif // BOOST_OS_LINUX && HAS_WAYLAND