Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 121 insertions, 0 deletions

diff --git a/vcl/qt5/QtSvpGraphics.cxx b/vcl/qt5/QtSvpGraphics.cxx
new file mode 100644
index 000000000..8ae869a1c
--- /dev/null
+++ b/vcl/qt5/QtSvpGraphics.cxx
@@ -0,0 +1,121 @@
+/* -*- 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 <sal/config.h>
+#include <sal/log.hxx>
+#include <salbmp.hxx>
+
+#include <config_cairo_canvas.h>
+
+#include <QtData.hxx>
+#include <QtFrame.hxx>
+#include <QtGraphics_Controls.hxx>
+#include <QtSvpGraphics.hxx>
+#include <QtSvpSurface.hxx>
+#include <QtTools.hxx>
+
+#include <QtGui/QScreen>
+#include <QtGui/QWindow>
+#include <QtWidgets/QWidget>
+
+QtSvpGraphics::QtSvpGraphics(QtFrame* pFrame)
+    : m_pFrame(pFrame)
+{
+    if (!QtData::noNativeControls())
+        m_pWidgetDraw.reset(new QtGraphics_Controls(*this));
+    if (m_pFrame)
+        setDevicePixelRatioF(m_pFrame->devicePixelRatioF());
+}
+
+QtSvpGraphics::~QtSvpGraphics() {}
+
+void QtSvpGraphics::updateQWidget() const
+{
+    if (!m_pFrame)
+        return;
+    QWidget* pQWidget = m_pFrame->GetQWidget();
+    if (pQWidget)
+        pQWidget->update(pQWidget->rect());
+}
+
+#if ENABLE_CAIRO_CANVAS
+
+bool QtSvpGraphics::SupportsCairo() const { return true; }
+
+cairo::SurfaceSharedPtr
+QtSvpGraphics::CreateSurface(const cairo::CairoSurfaceSharedPtr& rSurface) const
+{
+    return std::make_shared<cairo::QtSvpSurface>(rSurface);
+}
+
+cairo::SurfaceSharedPtr QtSvpGraphics::CreateSurface(const OutputDevice& /*rRefDevice*/, int x,
+                                                     int y, int width, int height) const
+{
+    return std::make_shared<cairo::QtSvpSurface>(this, x, y, width, height);
+}
+
+#endif
+
+static void QImage2BitmapBuffer(QImage& rImg, BitmapBuffer& rBuf)
+{
+    assert(rImg.width());
+    assert(rImg.height());
+
+    rBuf.mnWidth = rImg.width();
+    rBuf.mnHeight = rImg.height();
+    rBuf.mnBitCount = getFormatBits(rImg.format());
+    rBuf.mpBits = rImg.bits();
+    rBuf.mnScanlineSize = rImg.bytesPerLine();
+}
+
+void QtSvpGraphics::handleDamage(const tools::Rectangle& rDamagedRegion)
+{
+    assert(m_pWidgetDraw);
+    assert(dynamic_cast<QtGraphics_Controls*>(m_pWidgetDraw.get()));
+    assert(!rDamagedRegion.IsEmpty());
+
+    QImage* pImage = static_cast<QtGraphics_Controls*>(m_pWidgetDraw.get())->getImage();
+    assert(pImage);
+    if (pImage->width() == 0 || pImage->height() == 0)
+        return;
+
+    BitmapBuffer aBuffer;
+    QImage2BitmapBuffer(*pImage, aBuffer);
+    SalTwoRect aTR(0, 0, pImage->width(), pImage->height(), rDamagedRegion.Left(),
+                   rDamagedRegion.Top(), rDamagedRegion.GetWidth(), rDamagedRegion.GetHeight());
+
+    getSvpBackend()->drawBitmapBuffer(aTR, &aBuffer, CAIRO_OPERATOR_OVER);
+}
+
+void QtSvpGraphics::GetResolution(sal_Int32& rDPIX, sal_Int32& rDPIY)
+{
+    char* pForceDpi;
+    if ((pForceDpi = getenv("SAL_FORCEDPI")))
+    {
+        OString sForceDPI(pForceDpi);
+        rDPIX = rDPIY = sForceDPI.toInt32();
+        return;
+    }
+
+    if (!m_pFrame)
+        return;
+
+#if QT_VERSION >= QT_VERSION_CHECK(5, 14, 0)
+    QScreen* pScreen = m_pFrame->GetQWidget()->screen();
+#else
+    if (!m_pFrame->GetQWidget()->window()->windowHandle())
+        return;
+
+    QScreen* pScreen = m_pFrame->GetQWidget()->window()->windowHandle()->screen();
+#endif
+    rDPIX = pScreen->logicalDotsPerInchX() * pScreen->devicePixelRatio() + 0.5;
+    rDPIY = pScreen->logicalDotsPerInchY() * pScreen->devicePixelRatio() + 0.5;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */