canvas/source/opengl/ogl_canvascustomsprite.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  */
   9
  10 #pragma once
  11
  12 #include <cppuhelper/compbase.hxx>
  13
  14 #include <com/sun/star/rendering/XCustomSprite.hpp>
  15 #include <com/sun/star/rendering/XPolyPolygon2D.hpp>
  16
  17 #include <basegfx/point/b2dpoint.hxx>
  18
  19 #include <base/basemutexhelper.hxx>
  20
  21 #include "ogl_spritecanvas.hxx"
  22 #include "ogl_canvashelper.hxx"
  23
  24
  25 namespace oglcanvas
  26 {
  27     typedef ::cppu::WeakComponentImplHelper< css::rendering::XCustomSprite,
  28                                              css::rendering::XCanvas > CanvasCustomSpriteBase_Base;
  29     typedef ::canvas::CanvasBase<
  30          ::canvas::BaseMutexHelper< CanvasCustomSpriteBase_Base >,
  31          CanvasHelper,
  32          ::osl::MutexGuard,
  33          ::cppu::OWeakObject >                          CanvasCustomSpriteBaseT;
  34
  35     /* Definition of CanvasCustomSprite class */
  36
  37     class CanvasCustomSprite : public CanvasCustomSpriteBaseT
  38     {
  39     public:
  40         /** Create a custom sprite
  41
  42             @param rSpriteSize
  43             Size of the sprite in pixel
  44
  45             @param rRefDevice
  46             Associated output device
  47
  48             @param rSpriteCanvas
  49             Target canvas
  50
  51             @param rDevice
  52             Target DX device
  53          */
  54         CanvasCustomSprite( const css::geometry::RealSize2D&                rSpriteSize,
  55                             const SpriteCanvasRef&                          rRefDevice,
  56                             SpriteDeviceHelper&                             rDeviceHelper );
  57
  58         virtual void disposeThis() override;
  59
  60         // XSprite
  61         virtual void SAL_CALL setAlpha( double alpha ) override;
  62         virtual void SAL_CALL move( const css::geometry::RealPoint2D&  aNewPos, const css::rendering::ViewState&  viewState, const css::rendering::RenderState& renderState ) override;
  63         virtual void SAL_CALL transform( const css::geometry::AffineMatrix2D& aTransformation ) override;
  64         virtual void SAL_CALL clip( const css::uno::Reference< css::rendering::XPolyPolygon2D >& aClip ) override;
  65         virtual void SAL_CALL setPriority( double nPriority ) override;
  66         virtual void SAL_CALL show() override;
  67         virtual void SAL_CALL hide() override;
  68
  69         // XCustomSprite
  70         virtual css::uno::Reference< css::rendering::XCanvas > SAL_CALL getContentCanvas() override;
  71
  72         double getPriority() const { return mfPriority; }
  73
  74         /// Render sprite content at sprite position
  75         bool renderSprite() const;
  76
  77     private:
  78         /** MUST hold here, too, since CanvasHelper only contains a
  79             raw pointer (without refcounting)
  80         */
  81         SpriteCanvasRef                              mpSpriteCanvas;
  82         const css::geometry::RealSize2D              maSize;
  83
  84         css::uno::Reference< css::rendering::XPolyPolygon2D > mxClip;
  85         css::geometry::AffineMatrix2D                maTransformation;
  86         ::basegfx::B2DPoint                          maPosition;
  87         double                                       mfAlpha;
  88         double                                       mfPriority;
  89     };
  90 }
  91
  92 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */