| /************************************************************** |
| * |
| * 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 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the 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 = 0; |
| 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 ); |
| } |
| } |