3bbc0cf67c
Change-Id: I0f8de0f78c7a8fb78d47ee5dfed09019b4eb5288 Reviewed-on: https://gerrit.libreoffice.org/c/core/+/87357 Tested-by: Jenkins Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
91 lines
2.5 KiB
C++
91 lines
2.5 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*/
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#include <utility>
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#include <Qt5SvpSurface.hxx>
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#include <Qt5SvpGraphics.hxx>
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#include <vcl/sysdata.hxx>
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#include <vcl/bitmap.hxx>
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#include <vcl/virdev.hxx>
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#include <vcl/window.hxx>
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#include <basegfx/vector/b2isize.hxx>
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namespace
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{
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Size get_surface_size(cairo_surface_t* surface)
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{
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cairo_t* cr = cairo_create(surface);
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double x1, x2, y1, y2;
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cairo_clip_extents(cr, &x1, &y1, &x2, &y2);
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cairo_destroy(cr);
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return Size(x2 - x1, y2 - y1);
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}
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}
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namespace cairo
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{
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Qt5SvpSurface::Qt5SvpSurface(const CairoSurfaceSharedPtr& pSurface)
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: m_pGraphics(nullptr)
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, m_pCairoContext(nullptr)
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, m_pSurface(pSurface)
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{
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}
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Qt5SvpSurface::Qt5SvpSurface(const Qt5SvpGraphics* pGraphics, int x, int y, int width, int height)
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: m_pGraphics(pGraphics)
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, m_pCairoContext(pGraphics->getCairoContext(false))
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{
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cairo_surface_t* surface = cairo_get_target(m_pCairoContext);
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m_pSurface.reset(cairo_surface_create_for_rectangle(surface, x, y, width, height),
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&cairo_surface_destroy);
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}
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Qt5SvpSurface::~Qt5SvpSurface()
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{
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if (m_pCairoContext)
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cairo_destroy(m_pCairoContext);
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}
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CairoSharedPtr Qt5SvpSurface::getCairo() const
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{
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return CairoSharedPtr(cairo_create(m_pSurface.get()), &cairo_destroy);
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}
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SurfaceSharedPtr Qt5SvpSurface::getSimilar(int cairo_content_type, int width, int height) const
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{
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return std::make_shared<Qt5SvpSurface>(CairoSurfaceSharedPtr(
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cairo_surface_create_similar(
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m_pSurface.get(), static_cast<cairo_content_t>(cairo_content_type), width, height),
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&cairo_surface_destroy));
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}
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void Qt5SvpSurface::flush() const
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{
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cairo_surface_flush(m_pSurface.get());
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if (m_pGraphics)
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m_pGraphics->updateQWidget();
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}
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VclPtr<VirtualDevice> Qt5SvpSurface::createVirtualDevice() const
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{
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SystemGraphicsData aSystemGraphicsData;
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aSystemGraphicsData.nSize = sizeof(SystemGraphicsData);
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aSystemGraphicsData.pSurface = m_pSurface.get();
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return VclPtr<VirtualDevice>::Create(aSystemGraphicsData, get_surface_size(m_pSurface.get()),
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DeviceFormat::DEFAULT);
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}
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} // namespace cairo
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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