diff options
Diffstat (limited to 'canvas/source/vcl/spritehelper.hxx')
-rw-r--r-- | canvas/source/vcl/spritehelper.hxx | 121 |
1 files changed, 121 insertions, 0 deletions
diff --git a/canvas/source/vcl/spritehelper.hxx b/canvas/source/vcl/spritehelper.hxx new file mode 100644 index 000000000000..67aa588dff6e --- /dev/null +++ b/canvas/source/vcl/spritehelper.hxx @@ -0,0 +1,121 @@ +/************************************************************************* + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2000, 2010 Oracle and/or its affiliates. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * 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. + * + ************************************************************************/ + +#ifndef _VCLCANVAS_SPRITEHELPER_HXX +#define _VCLCANVAS_SPRITEHELPER_HXX + +#include <com/sun/star/rendering/XCustomSprite.hpp> + +#include <vcl/virdev.hxx> + +#include <canvas/base/canvascustomspritehelper.hxx> +#include <canvas/base/spritesurface.hxx> +#include <canvas/vclwrapper.hxx> + +#include "backbuffer.hxx" +#include "impltools.hxx" +#include "spritecanvas.hxx" + + +namespace vclcanvas +{ + /* Definition of SpriteHelper class */ + + /** Helper class for canvas sprites. + + This class implements all sprite-related functionality, like + that available on the XSprite interface. + */ + class SpriteHelper : public ::canvas::CanvasCustomSpriteHelper + { + public: + SpriteHelper(); + + // make CanvasCustomSpriteHelper::init visible for name lookup + using ::canvas::CanvasCustomSpriteHelper::init; + + /** Late-init the sprite helper + + @param rSpriteSize + Size of the sprite + + @param rSpriteCanvas + Sprite canvas this sprite is part of. Object stores + ref-counted reference to it, thus, don't forget to pass on + disposing()! + + @param rBackBuffer + Buffer of the sprite content (non-alpha part) + + @param rBackBufferMask + Buffer of the sprite content (alpha part) + */ + void init( const ::com::sun::star::geometry::RealSize2D& rSpriteSize, + const ::canvas::SpriteSurface::Reference& rOwningSpriteCanvas, + const BackBufferSharedPtr& rBackBuffer, + const BackBufferSharedPtr& rBackBufferMask, + bool bShowSpriteBounds ); + + void disposing(); + + /** Repaint sprite content to associated sprite canvas + + @param rPos + Output position (sprite's own position is disregarded) + + @param io_bSurfacesDirty + When true, the referenced sprite surfaces (backBuffer and + backBufferMask) have been modified since last call. + + @param bBufferedUpdate + When true, the redraw does <em>not</em> happen directly on + the front buffer, but within a VDev. Used to speed up + drawing. + */ + void redraw( OutputDevice& rOutDev, + const ::basegfx::B2DPoint& rPos, + bool& bSurfacesDirty, + bool bBufferedUpdate ) const; + + private: + virtual ::basegfx::B2DPolyPolygon polyPolygonFromXPolyPolygon2D( + ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XPolyPolygon2D >& xPoly ) const; + + // for the redraw + BackBufferSharedPtr mpBackBuffer; + BackBufferSharedPtr mpBackBufferMask; + + /// Cached bitmap for the current sprite content + mutable ::canvas::vcltools::VCLObject<BitmapEx> maContent; + + /// When true, line sprite corners in red + bool mbShowSpriteBounds; + + }; +} + +#endif /* _VCLCANVAS_SPRITEHELPER_HXX */ |