| /************************************************************** |
| * |
| * 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. |
| * |
| *************************************************************/ |
| |
| |
| |
| #ifndef _DXCANVAS_BITMAPCANVASHELPER_HXX_ |
| #define _DXCANVAS_BITMAPCANVASHELPER_HXX_ |
| |
| #include <com/sun/star/rendering/XCanvas.hpp> |
| |
| #include <basegfx/vector/b2isize.hxx> |
| #include <basegfx/vector/b2dsize.hxx> |
| |
| #include "dx_graphicsprovider.hxx" |
| #include "dx_ibitmap.hxx" |
| #include "dx_gdiplususer.hxx" |
| #include "dx_impltools.hxx" |
| #include "dx_canvashelper.hxx" |
| |
| #include <boost/utility.hpp> |
| |
| |
| namespace dxcanvas |
| { |
| /** Helper class for basic canvas functionality. Also offers |
| optional backbuffer painting, when providing it with a second |
| HDC to render into. |
| */ |
| class BitmapCanvasHelper : public CanvasHelper |
| { |
| public: |
| BitmapCanvasHelper(); |
| |
| /// Release all references |
| void disposing(); |
| |
| /** Set the target for rendering operations |
| |
| @param rTarget |
| Render target |
| */ |
| void setTarget( const IBitmapSharedPtr& rTarget ); |
| |
| /** Set the target for rendering operations |
| |
| @param rTarget |
| Render target |
| |
| @param rOutputOffset |
| Output offset in pixel |
| */ |
| void setTarget( const IBitmapSharedPtr& rTarget, |
| const ::basegfx::B2ISize& rOutputOffset ); |
| |
| |
| // CanvasHelper functionality is implementation-inherited. yuck. |
| // ============================================================= |
| void clear(); |
| |
| ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XCachedPrimitive > |
| drawTextLayout( const ::com::sun::star::rendering::XCanvas* pCanvas, |
| const ::com::sun::star::uno::Reference< |
| ::com::sun::star::rendering::XTextLayout >& layoutetText, |
| const ::com::sun::star::rendering::ViewState& viewState, |
| const ::com::sun::star::rendering::RenderState& renderState ); |
| |
| // BitmapCanvasHelper functionality |
| // ================================ |
| |
| void copyRect( const ::com::sun::star::rendering::XCanvas* pCanvas, |
| const ::com::sun::star::uno::Reference< |
| ::com::sun::star::rendering::XBitmapCanvas >& sourceCanvas, |
| const ::com::sun::star::geometry::RealRectangle2D& sourceRect, |
| const ::com::sun::star::rendering::ViewState& sourceViewState, |
| const ::com::sun::star::rendering::RenderState& sourceRenderState, |
| const ::com::sun::star::geometry::RealRectangle2D& destRect, |
| const ::com::sun::star::rendering::ViewState& destViewState, |
| const ::com::sun::star::rendering::RenderState& destRenderState ); |
| |
| ::com::sun::star::geometry::IntegerSize2D getSize(); |
| |
| ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XBitmap > |
| getScaledBitmap( const ::com::sun::star::geometry::RealSize2D& newSize, |
| sal_Bool beFast ); |
| |
| ::com::sun::star::uno::Sequence< sal_Int8 > |
| getData( ::com::sun::star::rendering::IntegerBitmapLayout& bitmapLayout, |
| const ::com::sun::star::geometry::IntegerRectangle2D& rect ); |
| |
| void setData( const ::com::sun::star::uno::Sequence< sal_Int8 >& data, |
| const ::com::sun::star::rendering::IntegerBitmapLayout& bitmapLayout, |
| const ::com::sun::star::geometry::IntegerRectangle2D& rect ); |
| |
| void setPixel( const ::com::sun::star::uno::Sequence< sal_Int8 >& color, |
| const ::com::sun::star::rendering::IntegerBitmapLayout& bitmapLayout, |
| const ::com::sun::star::geometry::IntegerPoint2D& pos ); |
| |
| ::com::sun::star::uno::Sequence< sal_Int8 > |
| getPixel( ::com::sun::star::rendering::IntegerBitmapLayout& bitmapLayout, |
| const ::com::sun::star::geometry::IntegerPoint2D& pos ); |
| |
| ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XBitmapPalette > getPalette(); |
| |
| ::com::sun::star::rendering::IntegerBitmapLayout getMemoryLayout(); |
| |
| bool hasAlpha() const; |
| |
| protected: |
| /// Render target |
| IBitmapSharedPtr mpTarget; |
| }; |
| } |
| |
| #endif /* _DXCANVAS_BITMAPCANVASHELPER_HXX_ */ |