KDE5 merge KDE5SalGraphics into Qt5SvpGraphics

Nothing KDE specific left in there, so just merge it.

Change-Id: I11712961f2abc5e11256a158300ec6b388f9ee44
Reviewed-on: https://gerrit.libreoffice.org/73680
Tested-by: Jenkins
Reviewed-by: Jan-Marek Glogowski <glogow@fbihome.de>

4 files changed, 101 insertions, 7 deletions

diff --git a/vcl/qt5/Qt5Frame.cxx b/vcl/qt5/Qt5Frame.cxx
index ed8af3f1542d..0520465c190e 100644
--- a/vcl/qt5/Qt5Frame.cxx
+++ b/vcl/qt5/Qt5Frame.cxx
@@ -257,7 +257,7 @@ SalGraphics* Qt5Frame::AcquireGraphics()
     {
         if (!m_pOurSvpGraphics.get() || m_bGraphicsInvalid)
         {
-            m_pOurSvpGraphics.reset(new Qt5SvpGraphics(m_pQWidget));
+            m_pOurSvpGraphics.reset(new Qt5SvpGraphics(this));
             InitQt5SvpGraphics(m_pOurSvpGraphics.get());
             m_bGraphicsInvalid = false;
         }
diff --git a/vcl/qt5/Qt5Instance.cxx b/vcl/qt5/Qt5Instance.cxx
index 52eab795682e..bdfb0473c55b 100644
--- a/vcl/qt5/Qt5Instance.cxx
+++ b/vcl/qt5/Qt5Instance.cxx
@@ -31,6 +31,7 @@
 #include <Qt5Menu.hxx>
 #include <Qt5Object.hxx>
 #include <Qt5OpenGLContext.hxx>
+#include "Qt5SvpVirtualDevice.hxx"
 #include <Qt5System.hxx>
 #include <Qt5Timer.hxx>
 #include <Qt5VirtualDevice.hxx>
@@ -283,10 +284,10 @@ Qt5Instance::CreateVirtualDevice(SalGraphics* pGraphics, long& nDX, long& nDY, D
 {
     if (m_bUseCairo)
     {
-        SvpSalGraphics* pSvpSalGraphics = dynamic_cast<SvpSalGraphics*>(pGraphics);
+        SvpSalGraphics* pSvpSalGraphics = dynamic_cast<Qt5SvpGraphics*>(pGraphics);
         assert(pSvpSalGraphics);
         std::unique_ptr<SalVirtualDevice> pVD(
-            new SvpSalVirtualDevice(eFormat, pSvpSalGraphics->getSurface()));
+            new Qt5SvpVirtualDevice(eFormat, pSvpSalGraphics->getSurface()));
         pVD->SetSize(nDX, nDY);
         return pVD;
     }
diff --git a/vcl/qt5/Qt5SvpGraphics.cxx b/vcl/qt5/Qt5SvpGraphics.cxx
index f746381e6561..1e6ae94be070 100644
--- a/vcl/qt5/Qt5SvpGraphics.cxx
+++ b/vcl/qt5/Qt5SvpGraphics.cxx
@@ -9,17 +9,22 @@
 
 #include <sal/config.h>
 #include <sal/log.hxx>
+#include <salbmp.hxx>
 
 #include <config_cairo_canvas.h>
 
+#include <Qt5Frame.hxx>
 #include <Qt5SvpGraphics.hxx>
 #include <Qt5SvpSurface.hxx>
+#include <Qt5Tools.hxx>
 
+#include <QtGui/QScreen>
+#include <QtGui/QWindow>
 #include <QtWidgets/QWidget>
 
-Qt5SvpGraphics::Qt5SvpGraphics(QWidget* pQWidget)
+Qt5SvpGraphics::Qt5SvpGraphics(Qt5Frame* pFrame)
     : SvpSalGraphics()
-    , m_pQWidget(pQWidget)
+    , m_pFrame(pFrame)
 {
 }
 
@@ -27,8 +32,11 @@ Qt5SvpGraphics::~Qt5SvpGraphics() {}
 
 void Qt5SvpGraphics::updateQWidget() const
 {
-    if (m_pQWidget)
-        m_pQWidget->update(m_pQWidget->rect());
+    if (!m_pFrame)
+        return;
+    QWidget* pQWidget = m_pFrame->GetQWidget();
+    if (pQWidget)
+        pQWidget->update(pQWidget->rect());
 }
 
 #if ENABLE_CAIRO_CANVAS
@@ -49,4 +57,53 @@ cairo::SurfaceSharedPtr Qt5SvpGraphics::CreateSurface(const OutputDevice& /*rRef
 
 #endif
 
+static void QImage2BitmapBuffer(QImage* pImg, BitmapBuffer* pBuf)
+{
+    if (pImg->width() != 0 && pImg->height() != 0)
+    {
+        pBuf->mnWidth = pImg->width();
+        pBuf->mnHeight = pImg->height();
+        pBuf->mnBitCount = getFormatBits(pImg->format());
+        pBuf->mpBits = pImg->bits();
+        pBuf->mnScanlineSize = pImg->bytesPerLine();
+    }
+}
+
+bool Qt5SvpGraphics::drawNativeControl(ControlType nType, ControlPart nPart,
+                                       const tools::Rectangle& rControlRegion, ControlState nState,
+                                       const ImplControlValue& aValue, const OUString& aCaption)
+{
+    bool bHandled
+        = m_aControl.drawNativeControl(nType, nPart, rControlRegion, nState, aValue, aCaption);
+    if (bHandled)
+    {
+        QImage* pImage = &m_aControl.getImage();
+        BitmapBuffer* pBuffer = new BitmapBuffer;
+        QImage2BitmapBuffer(pImage, pBuffer);
+        SalTwoRect aTR(0, 0, pImage->width(), pImage->height(), rControlRegion.getX(),
+                       rControlRegion.getY(), rControlRegion.GetWidth(),
+                       rControlRegion.GetHeight());
+        drawBitmap(aTR, pBuffer, CAIRO_OPERATOR_OVER);
+    }
+    return bHandled;
+}
+
+void Qt5SvpGraphics::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 || !m_pFrame->GetQWidget()->window()->windowHandle())
+        return;
+
+    QScreen* pScreen = m_pFrame->GetQWidget()->window()->windowHandle()->screen();
+    rDPIX = pScreen->logicalDotsPerInchX() * pScreen->devicePixelRatio() + 0.5;
+    rDPIY = pScreen->logicalDotsPerInchY() * pScreen->devicePixelRatio() + 0.5;
+}
+
 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/vcl/qt5/Qt5SvpVirtualDevice.hxx b/vcl/qt5/Qt5SvpVirtualDevice.hxx
new file mode 100644
index 000000000000..75c446bafb33
--- /dev/null
+++ b/vcl/qt5/Qt5SvpVirtualDevice.hxx
@@ -0,0 +1,36 @@
+/* -*- 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/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#pragma once
+
+#include <headless/svpvd.hxx>
+#include <qt5/Qt5SvpGraphics.hxx>
+
+class VCL_DLLPUBLIC Qt5SvpVirtualDevice : public SvpSalVirtualDevice
+{
+public:
+    Qt5SvpVirtualDevice(DeviceFormat eFormat, cairo_surface_t* pRefSurface)
+        : SvpSalVirtualDevice(eFormat, pRefSurface)
+    {
+    }
+
+    SalGraphics* AcquireGraphics() override { return AddGraphics(new Qt5SvpGraphics(nullptr)); }
+};
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */