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, 167 insertions, 0 deletions

diff --git a/canvas/source/opengl/ogl_spritecanvas.cxx b/canvas/source/opengl/ogl_spritecanvas.cxx
new file mode 100644
index 000000000..047627dbf
--- /dev/null
+++ b/canvas/source/opengl/ogl_spritecanvas.cxx
@@ -0,0 +1,167 @@
+/* -*- 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 <com/sun/star/lang/NoSupportException.hpp>
+#include <osl/mutex.hxx>
+#include <toolkit/helper/vclunohelper.hxx>
+#include <tools/diagnose_ex.h>
+#include <vcl/opengl/OpenGLHelper.hxx>
+#include <vcl/window.hxx>
+
+#include "ogl_canvascustomsprite.hxx"
+#include "ogl_spritecanvas.hxx"
+
+using namespace ::com::sun::star;
+
+namespace oglcanvas
+{
+    SpriteCanvas::SpriteCanvas( const uno::Sequence< uno::Any >&                aArguments,
+                                const uno::Reference< uno::XComponentContext >& /*rxContext*/ ) :
+        maArguments(aArguments)
+    {
+    }
+
+    void SpriteCanvas::initialize()
+    {
+        // Only call initialize when not in probe mode
+        if( !maArguments.hasElements() )
+            return;
+
+        SAL_INFO("canvas.ogl", "SpriteCanvas::initialize called" );
+
+        /* aArguments:
+           0: ptr to creating instance (Window or VirtualDevice)
+           1: current bounds of creating instance
+           2: bool, denoting always on top state for Window (always false for VirtualDevice)
+           3: XWindow for creating Window (or empty for VirtualDevice)
+           4: SystemGraphicsData as a streamed Any
+         */
+        ENSURE_ARG_OR_THROW( maArguments.getLength() >= 4 &&
+                             maArguments[3].getValueTypeClass() == uno::TypeClass_INTERFACE,
+                             "OpenGL SpriteCanvas::initialize: wrong number of arguments, or wrong types" );
+
+        uno::Reference< awt::XWindow > xParentWindow;
+        maArguments[3] >>= xParentWindow;
+        VclPtr<vcl::Window> pParentWindow = VCLUnoHelper::GetWindow(xParentWindow);
+        if( !pParentWindow )
+            throw lang::NoSupportException(
+                "Parent window not VCL window, or canvas out-of-process!", nullptr);
+
+        awt::Rectangle aRect;
+        maArguments[1] >>= aRect;
+
+        // setup helper
+        maDeviceHelper.init( *pParentWindow,
+                             *this,
+                             aRect );
+        maCanvasHelper.init( *this, maDeviceHelper );
+        maArguments.realloc(0);
+    }
+
+    void SpriteCanvas::disposeThis()
+    {
+        ::osl::MutexGuard aGuard( m_aMutex );
+
+        // forward to parent
+        SpriteCanvasBaseT::disposeThis();
+    }
+
+    sal_Bool SAL_CALL SpriteCanvas::showBuffer( sal_Bool bUpdateAll )
+    {
+        ::osl::MutexGuard aGuard( m_aMutex );
+
+        // avoid repaints on hidden window (hidden: not mapped to
+        // screen). Return failure, since the screen really has _not_
+        // been updated (caller should try again later)
+        return mbIsVisible && SpriteCanvasBaseT::showBuffer( bUpdateAll );
+    }
+
+    sal_Bool SAL_CALL SpriteCanvas::switchBuffer( sal_Bool bUpdateAll )
+    {
+        ::osl::MutexGuard aGuard( m_aMutex );
+
+        // avoid repaints on hidden window (hidden: not mapped to
+        // screen). Return failure, since the screen really has _not_
+        // been updated (caller should try again later)
+        return mbIsVisible && SpriteCanvasBaseT::switchBuffer( bUpdateAll );
+    }
+
+    uno::Reference< rendering::XAnimatedSprite > SAL_CALL SpriteCanvas::createSpriteFromAnimation(
+        const uno::Reference< rendering::XAnimation >& /*animation*/ )
+    {
+        return uno::Reference< rendering::XAnimatedSprite >();
+    }
+
+    uno::Reference< rendering::XAnimatedSprite > SAL_CALL SpriteCanvas::createSpriteFromBitmaps(
+        const uno::Sequence< uno::Reference< rendering::XBitmap > >& /*animationBitmaps*/,
+        ::sal_Int8 /*interpolationMode*/ )
+    {
+        return uno::Reference< rendering::XAnimatedSprite >();
+    }
+
+    uno::Reference< rendering::XCustomSprite > SAL_CALL SpriteCanvas::createCustomSprite(
+        const geometry::RealSize2D& spriteSize )
+    {
+        return uno::Reference< rendering::XCustomSprite >(
+            new CanvasCustomSprite(spriteSize, this, maDeviceHelper) );
+    }
+
+    uno::Reference< rendering::XSprite > SAL_CALL SpriteCanvas::createClonedSprite(
+        const uno::Reference< rendering::XSprite >& /*original*/ )
+    {
+        return uno::Reference< rendering::XSprite >();
+    }
+
+    sal_Bool SAL_CALL SpriteCanvas::updateScreen(sal_Bool bUpdateAll)
+    {
+        ::osl::MutexGuard aGuard( m_aMutex );
+        return maDeviceHelper.showBuffer(mbIsVisible, bUpdateAll);
+    }
+
+    OUString SAL_CALL SpriteCanvas::getServiceName(  )
+    {
+        return "com.sun.star.rendering.SpriteCanvas.OGL";
+    }
+
+    void SpriteCanvas::show( const ::rtl::Reference< CanvasCustomSprite >& xSprite )
+    {
+        ::osl::MutexGuard aGuard( m_aMutex );
+        maDeviceHelper.show(xSprite);
+    }
+
+    void SpriteCanvas::hide( const ::rtl::Reference< CanvasCustomSprite >& xSprite )
+    {
+        ::osl::MutexGuard aGuard( m_aMutex );
+        maDeviceHelper.hide(xSprite);
+    }
+
+    void SpriteCanvas::renderRecordedActions() const
+    {
+        maCanvasHelper.renderRecordedActions();
+    }
+
+}
+
+
+extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface*
+com_sun_star_comp_rendering_SpriteCanvas_OGL_get_implementation(
+    css::uno::XComponentContext* context, css::uno::Sequence<css::uno::Any> const& args)
+{
+    if( !OpenGLHelper::supportsOpenGL())
+        return nullptr;
+    rtl::Reference<oglcanvas::SpriteCanvas> p = new oglcanvas::SpriteCanvas(args, context);
+    cppu::acquire(p.get());
+    p->initialize();
+    return static_cast<cppu::OWeakObject*>(p.get());
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */