gecko-dev/gfx/thebes/gfxD2DSurface.cpp

112 lines
3.5 KiB
C++

/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*-
* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Initial Developer of the Original Code is Mozilla Foundation.
* Portions created by the Initial Developer are Copyright (C) 2010
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Bas Schouten <bschouten@mozilla.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#include "gfxD2DSurface.h"
#include "cairo.h"
#include "cairo-win32.h"
#include "gfxWindowsPlatform.h"
gfxD2DSurface::gfxD2DSurface(HWND aWnd, gfxContentType aContent)
{
Init(cairo_d2d_surface_create_for_hwnd(
gfxWindowsPlatform::GetPlatform()->GetD2DDevice(),
aWnd,
(cairo_content_t)aContent));
}
gfxD2DSurface::gfxD2DSurface(HANDLE handle, gfxContentType aContent)
{
Init(cairo_d2d_surface_create_for_handle(
gfxWindowsPlatform::GetPlatform()->GetD2DDevice(),
handle,
(cairo_content_t)aContent));
}
gfxD2DSurface::gfxD2DSurface(cairo_surface_t *csurf)
{
Init(csurf, PR_TRUE);
}
gfxD2DSurface::gfxD2DSurface(const gfxIntSize& size,
gfxImageFormat imageFormat)
{
Init(cairo_d2d_surface_create(
gfxWindowsPlatform::GetPlatform()->GetD2DDevice(),
(cairo_format_t)imageFormat,
size.width, size.height));
}
gfxD2DSurface::~gfxD2DSurface()
{
}
void
gfxD2DSurface::Present()
{
cairo_d2d_present_backbuffer(CairoSurface());
}
void
gfxD2DSurface::Scroll(const nsIntPoint &aDelta, const nsIntRect &aClip)
{
cairo_rectangle_t rect;
rect.x = aClip.x;
rect.y = aClip.y;
rect.width = aClip.width;
rect.height = aClip.height;
cairo_d2d_scroll(CairoSurface(), aDelta.x, aDelta.y, &rect);
}
HDC
gfxD2DSurface::GetDC(PRBool aRetainContents)
{
return cairo_d2d_get_dc(CairoSurface(), aRetainContents);
}
void
gfxD2DSurface::ReleaseDC(const nsIntRect *aUpdatedRect)
{
if (!aUpdatedRect) {
return cairo_d2d_release_dc(CairoSurface(), NULL);
}
cairo_rectangle_int_t rect;
rect.x = aUpdatedRect->x;
rect.y = aUpdatedRect->y;
rect.width = aUpdatedRect->width;
rect.height = aUpdatedRect->height;
cairo_d2d_release_dc(CairoSurface(), &rect);
}