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, 221 insertions, 0 deletions

diff --git a/canvas/source/directx/dx_spritedevicehelper.cxx b/canvas/source/directx/dx_spritedevicehelper.cxx
new file mode 100644
index 000000000..ee339c8af
--- /dev/null
+++ b/canvas/source/directx/dx_spritedevicehelper.cxx
@@ -0,0 +1,221 @@
+/* -*- 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 .
+ */
+
+#include <sal/config.h>
+
+#include <memory>
+
+#include <sal/log.hxx>
+
+#include <basegfx/utils/canvastools.hxx>
+#include <canvas/canvastools.hxx>
+#include <com/sun/star/lang/NoSupportException.hpp>
+#include <toolkit/helper/vclunohelper.hxx>
+#include <tools/diagnose_ex.h>
+#include <vcl/sysdata.hxx>
+#include <vcl/window.hxx>
+
+#include "dx_canvasbitmap.hxx"
+#include "dx_linepolypolygon.hxx"
+#include "dx_spritecanvas.hxx"
+#include "dx_spritedevicehelper.hxx"
+#include "dx_winstuff.hxx"
+
+
+using namespace ::com::sun::star;
+
+namespace dxcanvas
+{
+    SpriteDeviceHelper::SpriteDeviceHelper() :
+        DeviceHelper(),
+        mpSpriteCanvas( nullptr ),
+        mpBackBuffer(),
+        mpSurfaceProxyManager(),
+        mpRenderModule()
+    {
+    }
+
+    void SpriteDeviceHelper::init( vcl::Window&               rWindow,
+                                   SpriteCanvas&         rSpriteCanvas,
+                                   const awt::Rectangle& rRect,
+                                   bool                  /*bFullscreen*/ )
+    {
+        // #i60490# ensure backbuffer has sensible minimal size
+        const sal_Int32 w( std::max(sal_Int32(1),sal_Int32(rRect.Width)));
+        const sal_Int32 h( std::max(sal_Int32(1),sal_Int32(rRect.Height)));
+
+        rSpriteCanvas.setWindow(
+            uno::Reference<awt::XWindow2>(
+                VCLUnoHelper::GetInterface(&rWindow),
+                uno::UNO_QUERY_THROW) );
+
+        const SystemEnvData *pData = rWindow.GetSystemData();
+        const HWND hWnd = reinterpret_cast<HWND>(pData->hWnd);
+        if( !IsWindow( hWnd ) )
+            throw lang::NoSupportException( "Passed window has invalid system window, or canvas out-of-process!" );
+
+        mpSpriteCanvas = &rSpriteCanvas;
+
+        try
+        {
+            // setup directx rendermodule
+            mpRenderModule = createRenderModule( rWindow );
+        }
+        catch (...) {
+
+            throw lang::NoSupportException( "Could not create DirectX device!",
+                static_cast< ::cppu::OWeakObject* >(&rSpriteCanvas) );
+        }
+
+        // create the surfaceproxy manager
+        mpSurfaceProxyManager = ::canvas::createSurfaceProxyManager( mpRenderModule );
+
+        // #i60490# ensure backbuffer has sensible minimal size
+        mpBackBuffer = std::make_shared<DXSurfaceBitmap>(
+                               ::basegfx::B2ISize(w,h),
+                               mpSurfaceProxyManager,
+                               mpRenderModule,
+                               false);
+
+        // Assumes: SystemChildWindow() has CS_OWNDC
+        DeviceHelper::init(GetDC(mpRenderModule->getHWND()),rWindow.GetOutDev(), rSpriteCanvas);
+    }
+
+    void SpriteDeviceHelper::disposing()
+    {
+        // release all references
+        mpBackBuffer.reset();
+        mpSurfaceProxyManager.reset();
+        mpRenderModule.reset();
+        mpSpriteCanvas = nullptr;
+
+        DeviceHelper::disposing();
+    }
+
+    uno::Reference< rendering::XBitmap > SpriteDeviceHelper::createCompatibleBitmap(
+        const uno::Reference< rendering::XGraphicDevice >&  /*rDevice*/,
+        const geometry::IntegerSize2D&                      size )
+    {
+        if( !getDevice() )
+            return uno::Reference< rendering::XBitmap >(); // we're disposed
+
+        DXSurfaceBitmapSharedPtr pBitmap = std::make_shared<DXSurfaceBitmap>(
+                ::basegfx::unotools::b2ISizeFromIntegerSize2D(size),
+                mpSurfaceProxyManager,
+                mpRenderModule,
+                false);
+
+        // create a 24bit RGB system memory surface
+        return uno::Reference< rendering::XBitmap >(new CanvasBitmap(pBitmap,getDevice()));
+    }
+
+    uno::Reference< rendering::XVolatileBitmap > SpriteDeviceHelper::createVolatileBitmap(
+        const uno::Reference< rendering::XGraphicDevice >&  /*rDevice*/,
+        const geometry::IntegerSize2D&                      /*size*/ )
+    {
+        return uno::Reference< rendering::XVolatileBitmap >();
+    }
+
+    uno::Reference< rendering::XBitmap > SpriteDeviceHelper::createCompatibleAlphaBitmap(
+        const uno::Reference< rendering::XGraphicDevice >&  /*rDevice*/,
+        const geometry::IntegerSize2D&                      size )
+    {
+        if( !getDevice() )
+            return uno::Reference< rendering::XBitmap >(); // we're disposed
+
+        DXSurfaceBitmapSharedPtr pBitmap = std::make_shared<DXSurfaceBitmap>(
+                ::basegfx::unotools::b2ISizeFromIntegerSize2D(size),
+                mpSurfaceProxyManager,
+                mpRenderModule,
+                true);
+
+        // create a 32bit ARGB system memory surface
+        return uno::Reference< rendering::XBitmap >(new CanvasBitmap(pBitmap,getDevice()));
+    }
+
+    uno::Reference< rendering::XVolatileBitmap > SpriteDeviceHelper::createVolatileAlphaBitmap(
+        const uno::Reference< rendering::XGraphicDevice >&  /*rDevice*/,
+        const geometry::IntegerSize2D&                      /*size*/ )
+    {
+        return uno::Reference< rendering::XVolatileBitmap >();
+    }
+
+    void SpriteDeviceHelper::destroyBuffers()
+    {
+        // TODO(F3): implement XBufferStrategy interface. For now, we
+        // _always_ will have exactly one backbuffer
+    }
+
+    bool SpriteDeviceHelper::showBuffer( bool, bool )
+    {
+        SAL_WARN("canvas.directx", "Not supposed to be called, handled by SpriteCanvas");
+        return false;
+    }
+
+    bool SpriteDeviceHelper::switchBuffer( bool, bool )
+    {
+        SAL_WARN("canvas.directx", "Not supposed to be called, handled by SpriteCanvas");
+        return false;
+    }
+
+    uno::Any SpriteDeviceHelper::isAccelerated() const
+    {
+        return css::uno::Any(true);
+    }
+
+    void SpriteDeviceHelper::notifySizeUpdate( const awt::Rectangle& rBounds )
+    {
+        // #i60490# ensure backbuffer has sensible minimal size
+        const sal_Int32 x(rBounds.X);
+        const sal_Int32 y(rBounds.Y);
+        const sal_Int32 w(std::max(sal_Int32(1),sal_Int32(rBounds.Width)));
+        const sal_Int32 h(std::max(sal_Int32(1),sal_Int32(rBounds.Height)));
+
+        if( mpRenderModule )
+            mpRenderModule->resize(::basegfx::B2IRange(x,y,x+w,y+h));
+
+        resizeBackBuffer(::basegfx::B2ISize(w,h));
+    }
+
+    void SpriteDeviceHelper::resizeBackBuffer( const ::basegfx::B2ISize& rNewSize )
+    {
+        // disposed?
+        if(!mpBackBuffer)
+            return;
+
+        mpBackBuffer->resize(rNewSize);
+        mpBackBuffer->clear();
+    }
+
+    HWND SpriteDeviceHelper::getHwnd() const
+    {
+        if( mpRenderModule )
+            return mpRenderModule->getHWND();
+        else
+            return nullptr;
+    }
+
+    void SpriteDeviceHelper::dumpScreenContent() const
+    {
+        if( mpRenderModule )
+            mpRenderModule->screenShot();
+    }
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */