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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* 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 .
*/
#ifndef INCLUDED_CANVAS_SOURCE_VCL_SPRITEHELPER_HXX
#define INCLUDED_CANVAS_SOURCE_VCL_SPRITEHELPER_HXX
#include <vcl/bitmapex.hxx>
#include <base/canvascustomspritehelper.hxx>
#include <base/spritesurface.hxx>
#include <vclwrapper.hxx>
#include "backbuffer.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 css::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(
css::uno::Reference< css::rendering::XPolyPolygon2D >& xPoly ) const override;
// 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 // INCLUDED_CANVAS_SOURCE_VCL_SPRITEHELPER_HXX
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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