/* -*- 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_SLIDESHOW_SOURCE_ENGINE_SLIDE_USERPAINTOVERLAY_HXX
#define INCLUDED_SLIDESHOW_SOURCE_ENGINE_SLIDE_USERPAINTOVERLAY_HXX
#include <cppcanvas/canvasgraphic.hxx>
#include <rgbcolor.hxx>
#include <memory>
#include <vector>
/* Definition of UserPaintOverlay class */
namespace slideshow::internal
{
class EventMultiplexer;
struct SlideShowContext;
class PaintOverlayHandler;
typedef ::std::shared_ptr<
class UserPaintOverlay > UserPaintOverlaySharedPtr;
typedef ::std::vector< ::cppcanvas::PolyPolygonSharedPtr> PolyPolygonVector;
/** Slide overlay, which can be painted into by the user.
This class registers itself at the EventMultiplexer,
listening for mouse clicks and moves. When the mouse is
dragged, a hand sketching in the selected color is shown.
*/
class UserPaintOverlay
{
public:
/** Create a UserPaintOverlay
@param rStrokeColor
Color to use for drawing
@param nStrokeWidth
Width of the stroked path
*/
static UserPaintOverlaySharedPtr create(
const RGBColor& rStrokeColor,
double nStrokeWidth,
const SlideShowContext& rContext,
PolyPolygonVector&& rPolygons,
bool bActive);
~UserPaintOverlay();
UserPaintOverlay(
const UserPaintOverlay&) =
delete;
UserPaintOverlay&
operator=(
const UserPaintOverlay&) =
delete;
PolyPolygonVector
const & getPolygons()
const;
void drawPolygons();
private:
UserPaintOverlay(
const RGBColor& rStrokeColor,
double nStrokeWidth,
const SlideShowContext& rContext,
PolyPolygonVector&& rPolygons,
bool bActive );
::std::shared_ptr<PaintOverlayHandler> mpHandler;
EventMultiplexer& mrMultiplexer;
};
}
#endif // INCLUDED_SLIDESHOW_SOURCE_ENGINE_SLIDE_USERPAINTOVERLAY_HXX
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