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#include "xcompositehandler.h"
#include "wayland-xcomposite-server-protocol.h"
#include "xcompositebuffer.h"
#include <X11/extensions/Xcomposite.h>
XCompositeHandler::XCompositeHandler(Wayland::Compositor *compositor, Display *display, QWindow *window)
: mCompositor(compositor)
, mwindow(window)
, mDisplay(display)
{
mCompositor->window()->create();
mFakeRootWidget = new QWindow(mCompositor->window());
mFakeRootWidget->setGeometry(QRect(-1,-1,1,1));
mFakeRootWidget->create();
mFakeRootWidget->show();
int composite_event_base, composite_error_base;
if (XCompositeQueryExtension(mDisplay, &composite_event_base, &composite_error_base)) {
} else {
qFatal("XComposite required");
}
}
void XCompositeHandler::createBuffer(struct wl_client *client, uint32_t id, Window window, const QSize &size, struct wl_visual *visual)
{
XCompositeBuffer *buffer = new XCompositeBuffer(mCompositor, window, size, visual);
Wayland::addClientResource(client,&buffer->base()->resource,
id,&wl_buffer_interface,
&XCompositeBuffer::buffer_interface,
XCompositeBuffer::delete_resource);
}
void XCompositeHandler::send_root_information(struct wl_client *client, struct wl_object *global, uint32_t version)
{
Q_UNUSED(version);
XCompositeHandler *handler = Wayland::wayland_cast<XCompositeHandler *>(global);
const char *displayString = XDisplayString(handler->mDisplay);
wl_client_post_event(client, global, WL_XCOMPOSITE_ROOT, displayString, handler->mFakeRootWidget->winId());
}
void XCompositeHandler::create_buffer(struct wl_client *client,
struct wl_xcomposite *xcomposite,
uint32_t id,
uint32_t x_window,
int width,
int height,
struct wl_visual *visual)
{
Window window = (Window)x_window;
XCompositeHandler *that = reinterpret_cast<XCompositeHandler *>(xcomposite);
that->createBuffer(client, id, window, QSize(width,height),visual);
}
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