gecko-dev/gfx/thebes/gfxQPainterSurface.cpp

79 строки
2.1 KiB
C++

/* -*- 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 <assert.h>
#include "cairo-features.h"
#ifdef CAIRO_HAS_QT_SURFACE
#include "cairo-qt.h"
#include "gfxQPainterSurface.h"
gfxQPainterSurface::gfxQPainterSurface(QPainter *painter)
{
cairo_surface_t *csurf = cairo_qt_surface_create (painter);
mPainter = painter;
Init (csurf);
}
gfxQPainterSurface::gfxQPainterSurface(const mozilla::gfx::IntSize& size, gfxImageFormat format)
{
cairo_format_t cformat = gfxImageFormatToCairoFormat(format);
cairo_surface_t *csurf =
cairo_qt_surface_create_with_qimage(cformat, size.width, size.height);
mPainter = cairo_qt_surface_get_qpainter (csurf);
Init (csurf);
}
gfxQPainterSurface::gfxQPainterSurface(const mozilla::gfx::IntSize& size, gfxContentType content)
{
cairo_surface_t *csurf = cairo_qt_surface_create_with_qpixmap ((cairo_content_t) content,
size.width,
size.height);
mPainter = cairo_qt_surface_get_qpainter (csurf);
Init (csurf);
}
gfxQPainterSurface::gfxQPainterSurface(cairo_surface_t *csurf)
{
mPainter = cairo_qt_surface_get_qpainter (csurf);
Init(csurf, true);
}
gfxQPainterSurface::~gfxQPainterSurface()
{
}
QImage *
gfxQPainterSurface::GetQImage()
{
if (!mSurfaceValid)
return nullptr;
return cairo_qt_surface_get_qimage(CairoSurface());
}
already_AddRefed<gfxImageSurface>
gfxQPainterSurface::GetAsImageSurface()
{
if (!mSurfaceValid)
return nullptr;
cairo_surface_t *isurf = cairo_qt_surface_get_image(CairoSurface());
if (!isurf)
return nullptr;
assert(cairo_surface_get_type(isurf) == CAIRO_SURFACE_TYPE_IMAGE);
RefPtr<gfxImageSurface> asurf = new gfxImageSurface(isurf);
asurf->SetOpaqueRect(GetOpaqueRect());
return asurf.forget();
}
#endif