| /************************************************************** |
| * |
| * 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 _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 */ |