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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 16:51:28 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 16:51:28 +0000 |
commit | 940b4d1848e8c70ab7642901a68594e8016caffc (patch) | |
tree | eb72f344ee6c3d9b80a7ecc079ea79e9fba8676d /vcl/qt5/Qt5SvpSurface.cxx | |
parent | Initial commit. (diff) | |
download | libreoffice-upstream.tar.xz libreoffice-upstream.zip |
Adding upstream version 1:7.0.4.upstream/1%7.0.4upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | vcl/qt5/Qt5SvpSurface.cxx | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/vcl/qt5/Qt5SvpSurface.cxx b/vcl/qt5/Qt5SvpSurface.cxx new file mode 100644 index 000000000..4bab42997 --- /dev/null +++ b/vcl/qt5/Qt5SvpSurface.cxx @@ -0,0 +1,91 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * This file is part of the LibreOffice project. + * + * 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 <utility> + +#include <Qt5SvpSurface.hxx> + +#include <Qt5SvpGraphics.hxx> + +#include <vcl/sysdata.hxx> +#include <vcl/bitmap.hxx> +#include <vcl/virdev.hxx> +#include <vcl/window.hxx> +#include <basegfx/vector/b2isize.hxx> + +namespace +{ +Size get_surface_size(cairo_surface_t* surface) +{ + cairo_t* cr = cairo_create(surface); + double x1, x2, y1, y2; + cairo_clip_extents(cr, &x1, &y1, &x2, &y2); + cairo_destroy(cr); + return Size(x2 - x1, y2 - y1); +} +} + +namespace cairo +{ +Qt5SvpSurface::Qt5SvpSurface(const CairoSurfaceSharedPtr& pSurface) + : m_pGraphics(nullptr) + , m_pCairoContext(nullptr) + , m_pSurface(pSurface) +{ +} + +Qt5SvpSurface::Qt5SvpSurface(const Qt5SvpGraphics* pGraphics, int x, int y, int width, int height) + : m_pGraphics(pGraphics) + , m_pCairoContext(pGraphics->getCairoContext(false)) +{ + cairo_surface_t* surface = cairo_get_target(m_pCairoContext); + m_pSurface.reset(cairo_surface_create_for_rectangle(surface, x, y, width, height), + &cairo_surface_destroy); +} + +Qt5SvpSurface::~Qt5SvpSurface() +{ + if (m_pCairoContext) + cairo_destroy(m_pCairoContext); +} + +CairoSharedPtr Qt5SvpSurface::getCairo() const +{ + return CairoSharedPtr(cairo_create(m_pSurface.get()), &cairo_destroy); +} + +SurfaceSharedPtr Qt5SvpSurface::getSimilar(int cairo_content_type, int width, int height) const +{ + return std::make_shared<Qt5SvpSurface>(CairoSurfaceSharedPtr( + cairo_surface_create_similar( + m_pSurface.get(), static_cast<cairo_content_t>(cairo_content_type), width, height), + &cairo_surface_destroy)); +} + +void Qt5SvpSurface::flush() const +{ + cairo_surface_flush(m_pSurface.get()); + if (m_pGraphics) + m_pGraphics->updateQWidget(); +} + +VclPtr<VirtualDevice> Qt5SvpSurface::createVirtualDevice() const +{ + SystemGraphicsData aSystemGraphicsData; + + aSystemGraphicsData.nSize = sizeof(SystemGraphicsData); + aSystemGraphicsData.pSurface = m_pSurface.get(); + + return VclPtr<VirtualDevice>::Create(aSystemGraphicsData, get_surface_size(m_pSurface.get()), + DeviceFormat::DEFAULT); +} + +} // namespace cairo + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |