DXR is a code search and navigation tool aimed at making sense of large projects. It supports full-text and regex searches as well as structural queries.

Header

Mercurial (5b81998bb7ab)

VCS Links

Line Code
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56
/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*-
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#include "gfxQuartzImageSurface.h"

#include "cairo-quartz.h"
#include "cairo-quartz-image.h"

gfxQuartzImageSurface::gfxQuartzImageSurface(gfxImageSurface *imageSurface)
{
    if (imageSurface->CairoSurface() == NULL)
        return;

    cairo_surface_t *surf = cairo_quartz_image_surface_create (imageSurface->CairoSurface());
    Init (surf);
}

gfxQuartzImageSurface::gfxQuartzImageSurface(cairo_surface_t *csurf)
{
    Init (csurf, true);
}

gfxQuartzImageSurface::~gfxQuartzImageSurface()
{
}

int32_t
gfxQuartzImageSurface::KnownMemoryUsed()
{
  // This surface doesn't own any memory itself, but we want to report here the
  // amount of memory that the surface it wraps uses.
  nsRefPtr<gfxImageSurface> imgSurface = GetAsImageSurface();
  if (imgSurface)
    return imgSurface->KnownMemoryUsed();
  return 0;
}

already_AddRefed<gfxImageSurface>
gfxQuartzImageSurface::GetAsImageSurface()
{
    if (!mSurfaceValid)
        return nullptr;

    cairo_surface_t *isurf = cairo_quartz_image_surface_get_image (CairoSurface());
    if (!isurf) {
        NS_WARNING ("Couldn't obtain an image surface from a QuartzImageSurface?!");
        return nullptr;
    }

    nsRefPtr<gfxASurface> asurf = gfxASurface::Wrap(isurf);
    gfxImageSurface *imgsurf = (gfxImageSurface*) asurf.get();
    NS_ADDREF(imgsurf);
    return imgsurf;
}