INTEGRATION: CWS canvas05 (1.1.2); FILE ADDED

2008/06/09 12:51:48 thb 1.1.2.6: #i88081# Join from CWS impress144 (fixing the dxcanvas crash), extended for the other canvas impls 2008/05/23 22:03:45 thb 1.1.2.5: Moving all remaining new files to LGPL 3 2008/04/04 22:08:34 thb 1.1.2.4: Fixed output of bezier polygons for cairo; fixed missing surfaces here and there; removed useless refcounted SurfaceProvider arguments (that lead to premature canvas death, as called during ctor) 2008/04/04 13:39:03 thb 1.1.2.3: Fixed invalid polygon access; checking for the correct argument sequence now in Canvas::initialize; a few tweaks to canvasdemo 2008/01/25 14:27:08 thb 1.1.2.2: Intermediate dump 2007/12/20 22:18:59 thb 1.1.2.1: #i81092# #i78888# #i78925# #i79258# #i79437# #i84784# Large canvas rework, completing various areas such as color spaces, bitmap data access, true sprite and non-sprite implementations, and upstreaming the canvas parts of rodos emf+ rendering
2008-06-24 09:54:01 +00:00
parent 874c31b3a8
commit 46cf58e915
1 changed files with 164 additions and 0 deletions
--- a/canvas/source/vcl/canvas.cxx
+++ b/canvas/source/vcl/canvas.cxx
@@ -0,0 +1,164 @@
+/*************************************************************************
+ *
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * Copyright 2008 by Sun Microsystems, Inc.
+ *
+ * OpenOffice.org - a multi-platform office productivity suite
+ *
+ * $RCSfile: canvas.cxx,v $
+ * $Revision: 1.2 $
+ *
+ * This file is part of OpenOffice.org.
+ *
+ * OpenOffice.org is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License version 3
+ * only, as published by the Free Software Foundation.
+ *
+ * OpenOffice.org is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License version 3 for more details
+ * (a copy is included in the LICENSE file that accompanied this code).
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * version 3 along with OpenOffice.org.  If not, see
+ * <http://www.openoffice.org/license.html>
+ * for a copy of the LGPLv3 License.
+ *
+ ************************************************************************/
+
+// MARKER(update_precomp.py): autogen include statement, do not remove
+#include "precompiled_canvas.hxx"
+
+#include <canvas/debug.hxx>
+#include <canvas/verbosetrace.hxx>
+#include <canvas/canvastools.hxx>
+#include <tools/diagnose_ex.h>
+
+#include <com/sun/star/registry/XRegistryKey.hpp>
+#include <com/sun/star/lang/XSingleServiceFactory.hpp>
+#include <com/sun/star/lang/NoSupportException.hpp>
+#include <com/sun/star/uno/XComponentContext.hpp>
+
+#include <vcl/canvastools.hxx>
+#include <vcl/outdev.hxx>
+#include <vcl/window.hxx>
+#include <vcl/bitmapex.hxx>
+
+#include <basegfx/tools/canvastools.hxx>
+
+#include <algorithm>
+
+#include "canvas.hxx"
+#include "windowoutdevholder.hxx"
+
+
+using namespace ::com::sun::star;
+
+namespace vclcanvas
+{
+    namespace
+    {
+        class OutDevHolder : public OutDevProvider,
+            private ::boost::noncopyable
+        {
+        public:
+            explicit OutDevHolder( OutputDevice& rOutDev ) :
+                mrOutDev(rOutDev)
+            {}
+
+        private:
+            virtual OutputDevice&       getOutDev() { return mrOutDev; }
+            virtual const OutputDevice& getOutDev() const { return mrOutDev; }
+
+            // TODO(Q2): Lifetime issue. This _only_ works reliably,
+            // if disposing the Canvas correctly disposes all
+            // entities which hold this pointer.
+            OutputDevice& mrOutDev;
+        };
+    }
+
+    Canvas::Canvas( const uno::Sequence< uno::Any >&                aArguments,
+                    const uno::Reference< uno::XComponentContext >& rxContext ) :
+        maArguments(aArguments),
+        mxComponentContext( rxContext )
+    {
+    }
+
+    void Canvas::initialize()
+    {
+        // #i64742# Only perform initialization when not in probe mode
+        if( maArguments.getLength() == 0 )
+            return;
+
+        /* maArguments:
+           0: ptr to creating instance (Window or VirtualDevice)
+           1: SystemEnvData as a streamed Any (or empty for VirtualDevice)
+           2: current bounds of creating instance
+           3: bool, denoting always on top state for Window (always false for VirtualDevice)
+           4: XWindow for creating Window (or empty for VirtualDevice)
+           5: SystemGraphicsData as a streamed Any
+         */
+        tools::LocalGuard aGuard;
+
+        VERBOSE_TRACE( "VCLCanvas::initialize called" );
+
+        ENSURE_ARG_OR_THROW( maArguments.getLength() >= 6 &&
+                             maArguments[0].getValueTypeClass() == uno::TypeClass_HYPER,
+                             "Canvas::initialize: wrong number of arguments, or wrong types" );
+
+        sal_Int64 nPtr;
+        maArguments[0] >>= nPtr;
+
+        OutputDevice* pOutDev = reinterpret_cast<OutputDevice*>(nPtr);
+        if( !pOutDev )
+            throw lang::NoSupportException(
+                ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM(
+                                     "Passed OutDev invalid!")),
+                NULL);
+
+        OutDevProviderSharedPtr pOutdevProvider( new OutDevHolder(*pOutDev) );
+
+        // setup helper
+        maDeviceHelper.init( pOutdevProvider );
+        maCanvasHelper.init( *this,
+                             pOutdevProvider,
+                             true,   // OutDev state preservation
+                             false ); // no alpha on surface
+
+        maArguments.realloc(0);
+    }
+
+    Canvas::~Canvas()
+    {
+        OSL_TRACE( "Canvas destroyed" );
+    }
+
+    void SAL_CALL Canvas::disposing()
+    {
+        tools::LocalGuard aGuard;
+
+        mxComponentContext.clear();
+
+        // forward to parent
+        CanvasBaseT::disposing();
+    }
+
+    ::rtl::OUString SAL_CALL Canvas::getServiceName(  ) throw (::com::sun::star::uno::RuntimeException)
+    {
+        return ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( CANVAS_SERVICE_NAME ) );
+    }
+
+    bool Canvas::repaint( const GraphicObjectSharedPtr& rGrf,
+                          const rendering::ViewState&   viewState,
+                          const rendering::RenderState& renderState,
+                          const ::Point&                rPt,
+                          const ::Size&                 rSz,
+                          const GraphicAttr&            rAttr ) const
+    {
+        tools::LocalGuard aGuard;
+
+        return maCanvasHelper.repaint( rGrf, viewState, renderState, rPt, rSz, rAttr );
+    }
+}