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| -rw-r--r-- | canvas/source/vcl/spritecanvas.hxx | 163 |
1 files changed, 163 insertions, 0 deletions
diff --git a/canvas/source/vcl/spritecanvas.hxx b/canvas/source/vcl/spritecanvas.hxx new file mode 100644 index 000000000..8f7c76880 --- /dev/null +++ b/canvas/source/vcl/spritecanvas.hxx @@ -0,0 +1,163 @@ +/* -*- 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 . + */ + +#pragma once + +#include <rtl/ref.hxx> + +#include <com/sun/star/uno/XComponentContext.hpp> +#include <com/sun/star/beans/XPropertySet.hpp> +#include <com/sun/star/lang/XServiceInfo.hpp> +#include <com/sun/star/lang/XServiceName.hpp> +#include <com/sun/star/awt/XWindowListener.hpp> +#include <com/sun/star/util/XUpdatable.hpp> +#include <com/sun/star/rendering/XSpriteCanvas.hpp> +#include <com/sun/star/rendering/XIntegerBitmap.hpp> +#include <com/sun/star/rendering/XGraphicDevice.hpp> +#include <com/sun/star/rendering/XBufferController.hpp> + +#include <cppuhelper/compbase.hxx> +#include <comphelper/uno3.hxx> + +#include <base/spritecanvasbase.hxx> +#include <base/spritesurface.hxx> +#include <base/disambiguationhelper.hxx> +#include <base/bufferedgraphicdevicebase.hxx> + +#include "spritecanvashelper.hxx" +#include "impltools.hxx" +#include "spritedevicehelper.hxx" +#include "repainttarget.hxx" + + +namespace vclcanvas +{ + typedef ::cppu::WeakComponentImplHelper< css::rendering::XSpriteCanvas, + css::rendering::XIntegerBitmap, + css::rendering::XGraphicDevice, + css::lang::XMultiServiceFactory, + css::rendering::XBufferController, + css::awt::XWindowListener, + css::util::XUpdatable, + css::beans::XPropertySet, + css::lang::XServiceName, + css::lang::XServiceInfo > WindowGraphicDeviceBase_Base; + typedef ::canvas::BufferedGraphicDeviceBase< ::canvas::DisambiguationHelper< WindowGraphicDeviceBase_Base >, + SpriteDeviceHelper, + tools::LocalGuard, + ::cppu::OWeakObject > SpriteCanvasBase_Base; + + /** Mixin SpriteSurface + + Have to mixin the SpriteSurface before deriving from + ::canvas::SpriteCanvasBase, as this template should already + implement some of those interface methods. + + The reason why this appears kinda convoluted is the fact that + we cannot specify non-IDL types as WeakComponentImplHelper + template args, and furthermore, don't want to derive + ::canvas::SpriteCanvasBase directly from + ::canvas::SpriteSurface (because derivees of + ::canvas::SpriteCanvasBase have to explicitly forward the + XInterface methods (e.g. via DECLARE_UNO3_AGG_DEFAULTS) + anyway). Basically, ::canvas::CanvasCustomSpriteBase should + remain a base class that provides implementation, not to + enforce any specific interface on its derivees. + */ + class SpriteCanvasBaseSpriteSurface_Base : public SpriteCanvasBase_Base, + public ::canvas::SpriteSurface + { + }; + + typedef ::canvas::SpriteCanvasBase< SpriteCanvasBaseSpriteSurface_Base, + SpriteCanvasHelper, + tools::LocalGuard, + ::cppu::OWeakObject > SpriteCanvasBaseT; + + /** Product of this component's factory. + + The SpriteCanvas object combines the actual Window canvas with + the XGraphicDevice interface. This is because there's a + one-to-one relation between them, anyway, since each window + can have exactly one canvas and one associated + XGraphicDevice. And to avoid messing around with circular + references, this is implemented as one single object. + */ + class SpriteCanvas : public SpriteCanvasBaseT, + public RepaintTarget + { + public: + SpriteCanvas( const css::uno::Sequence< + css::uno::Any >& aArguments, + const css::uno::Reference< + css::uno::XComponentContext >& rxContext ); + + void initialize(); + + /// For resource tracking + virtual ~SpriteCanvas() override; + + /// Dispose all internal references + virtual void disposeThis() override; + + // Forwarding the XComponent implementation to the + // cppu::ImplHelper templated base + // Classname Base doing refcounting Base implementing the XComponent interface + // | | | + // V V V + DECLARE_UNO3_XCOMPONENT_AGG_DEFAULTS( SpriteCanvas, WindowGraphicDeviceBase_Base, ::cppu::WeakComponentImplHelperBase ) + + // XBufferController (partial) + virtual sal_Bool SAL_CALL showBuffer( sal_Bool bUpdateAll ) override; + virtual sal_Bool SAL_CALL switchBuffer( sal_Bool bUpdateAll ) override; + + // XSpriteCanvas (partial) + virtual sal_Bool SAL_CALL updateScreen( sal_Bool bUpdateAll ) override; + + // XServiceName + virtual OUString SAL_CALL getServiceName( ) override; + + // XServiceInfo + virtual css::uno::Sequence<OUString> SAL_CALL getSupportedServiceNames() override; + virtual OUString SAL_CALL getImplementationName() override; + virtual sal_Bool SAL_CALL supportsService(const OUString&) override; + + // RepaintTarget + virtual bool repaint( const GraphicObjectSharedPtr& rGrf, + const css::rendering::ViewState& viewState, + const css::rendering::RenderState& renderState, + const ::Point& rPt, + const ::Size& rSz, + const GraphicAttr& rAttr ) const override; + + /// Get backbuffer for this canvas + OutDevProviderSharedPtr const & getFrontBuffer() const { return maDeviceHelper.getOutDev(); } + /// Get window for this canvas + BackBufferSharedPtr const & getBackBuffer() const { return maDeviceHelper.getBackBuffer(); } + + private: + css::uno::Sequence< css::uno::Any > maArguments; + }; + + typedef ::rtl::Reference< SpriteCanvas > SpriteCanvasRef; + typedef ::rtl::Reference< SpriteCanvas > DeviceRef; + +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |