qtbase/tests/auto/wayland/mocksurface.cpp

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#include "mocksurface.h"
#include "mockcompositor.h"

namespace Impl {

Surface::Surface(wl_client *client, uint32_t id, Compositor *compositor)
    : QtWaylandServer::wl_surface(client, id)
    , m_compositor(compositor)
    , m_mockSurface(new MockSurface(this))
{
    wl_list_init(&m_frameCallbackList);
}

Surface::~Surface()
{
    m_mockSurface->m_surface = 0;
}

void Surface::surface_destroy_resource(Resource *)
{
    compositor()->removeSurface(this);
    delete this;
}

void Surface::surface_destroy(Resource *resource)
{
    wl_resource_destroy(resource->handle);
}

void Surface::surface_attach(Resource *resource,
                             struct wl_resource *buffer, int x, int y)
{
    Q_UNUSED(resource);
    Q_UNUSED(x);
    Q_UNUSED(y);
    m_buffer = buffer;

    if (!buffer)
        m_mockSurface->image = QImage();
}

void Surface::surface_damage(Resource *resource,
                             int32_t x, int32_t y, int32_t width, int32_t height)
{
    Q_UNUSED(resource);
    Q_UNUSED(x);
    Q_UNUSED(y);
    Q_UNUSED(width);
    Q_UNUSED(height);

    if (!m_buffer)
        return;

#if WAYLAND_VERSION_CHECK(1, 2, 0)
    struct ::wl_shm_buffer *shm_buffer = wl_shm_buffer_get(m_buffer);
#else
    struct ::wl_buffer *shm_buffer = 0;
    if (wl_buffer_is_shm(static_cast<struct ::wl_buffer*>(m_buffer->data)))
        shm_buffer = static_cast<struct ::wl_buffer*>(m_buffer->data);
#endif

    if (shm_buffer) {
        int stride = wl_shm_buffer_get_stride(shm_buffer);
        uint format = wl_shm_buffer_get_format(shm_buffer);
        Q_UNUSED(format);
        void *data = wl_shm_buffer_get_data(shm_buffer);
        const uchar *char_data = static_cast<const uchar *>(data);
        QImage img(char_data, wl_shm_buffer_get_width(shm_buffer), wl_shm_buffer_get_height(shm_buffer), stride, QImage::Format_ARGB32_Premultiplied);
        m_mockSurface->image = img;
    }

    wl_resource *frameCallback;
    wl_list_for_each(frameCallback, &m_frameCallbackList, link) {
        wl_callback_send_done(frameCallback, m_compositor->time());
        wl_resource_destroy(frameCallback);
    }

    wl_list_init(&m_frameCallbackList);
}

void Surface::surface_frame(Resource *resource,
                            uint32_t callback)
{
    wl_resource *frameCallback = wl_client_add_object(resource->client(), &wl_callback_interface, 0, callback, this);
    wl_list_insert(&m_frameCallbackList, &frameCallback->link);
}

void Surface::surface_commit(Resource *resource)
{
    Q_UNUSED(resource);
}

}
MockSurface::MockSurface(Impl::Surface *surface)
    : m_surface(surface)
{
}