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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
commited5640d8b587fbcfed7dd7967f3de04b37a76f26 (patch)
tree7a5f7c6c9d02226d7471cb3cc8fbbf631b415303 /canvas/source/cairo/cairo_canvas.hxx
parentInitial commit. (diff)
downloadlibreoffice-upstream.tar.xz
libreoffice-upstream.zip
Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'canvas/source/cairo/cairo_canvas.hxx')
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1 files changed, 142 insertions, 0 deletions
diff --git a/canvas/source/cairo/cairo_canvas.hxx b/canvas/source/cairo/cairo_canvas.hxx
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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 .
+ */
+
+#pragma once
+
+#include <com/sun/star/uno/XComponentContext.hpp>
+#include <com/sun/star/beans/XPropertySet.hpp>
+#include <com/sun/star/lang/XServiceName.hpp>
+#include <com/sun/star/lang/XServiceInfo.hpp>
+#include <com/sun/star/util/XUpdatable.hpp>
+#include <com/sun/star/rendering/XIntegerBitmap.hpp>
+#include <com/sun/star/rendering/XGraphicDevice.hpp>
+#include <com/sun/star/rendering/XBitmapCanvas.hpp>
+
+#include <cppuhelper/compbase.hxx>
+#include <comphelper/uno3.hxx>
+
+#include <base/basemutexhelper.hxx>
+#include <base/bitmapcanvasbase.hxx>
+#include <base/graphicdevicebase.hxx>
+#include <base/integerbitmapbase.hxx>
+
+#include "cairo_canvashelper.hxx"
+#include "cairo_devicehelper.hxx"
+#include "cairo_repainttarget.hxx"
+#include "cairo_surfaceprovider.hxx"
+
+namespace cairocanvas
+{
+ typedef ::cppu::WeakComponentImplHelper< css::rendering::XBitmapCanvas,
+ css::rendering::XIntegerBitmap,
+ css::rendering::XGraphicDevice,
+ css::lang::XMultiServiceFactory,
+ css::util::XUpdatable,
+ css::beans::XPropertySet,
+ css::lang::XServiceName,
+ css::lang::XServiceInfo > GraphicDeviceBase_Base;
+ typedef ::canvas::GraphicDeviceBase< ::canvas::BaseMutexHelper< GraphicDeviceBase_Base >,
+ DeviceHelper,
+ ::osl::MutexGuard,
+ ::cppu::OWeakObject > CanvasBase_Base;
+
+ /** Mixin SurfaceProvider
+
+ Have to mixin the SurfaceProvider before deriving from
+ ::canvas::CanvasBase, 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::CanvasBase directly from
+ SurfaceProvider (because derivees of
+ ::canvas::CanvasBase have to explicitly forward the
+ XInterface methods (e.g. via DECLARE_UNO3_AGG_DEFAULTS)
+ anyway).
+ */
+ class CanvasBaseSurfaceProvider_Base : public CanvasBase_Base,
+ public SurfaceProvider
+ {
+ };
+
+ typedef ::canvas::IntegerBitmapBase<
+ canvas::BitmapCanvasBase2<
+ CanvasBaseSurfaceProvider_Base,
+ CanvasHelper,
+ ::osl::MutexGuard,
+ ::cppu::OWeakObject> > CanvasBaseT;
+
+ /** Product of this component's factory.
+
+ The Canvas 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 Canvas : public CanvasBaseT,
+ public RepaintTarget
+ {
+ public:
+ Canvas( const css::uno::Sequence< css::uno::Any >& aArguments,
+ const css::uno::Reference< css::uno::XComponentContext >& rxContext );
+
+ void initialize();
+
+ /// For resource tracking
+ virtual ~Canvas() 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( Canvas, GraphicDeviceBase_Base, ::cppu::WeakComponentImplHelperBase )
+
+ // XServiceName
+ virtual OUString SAL_CALL getServiceName( ) override;
+
+ // XServiceInfo
+ virtual sal_Bool SAL_CALL supportsService(const OUString& sServiceName) override;
+ virtual OUString SAL_CALL getImplementationName() override;
+ virtual css::uno::Sequence< OUString > SAL_CALL getSupportedServiceNames() override;
+
+ // RepaintTarget
+ virtual bool repaint( const ::cairo::SurfaceSharedPtr& pSurface,
+ const css::rendering::ViewState& viewState,
+ const css::rendering::RenderState& renderState ) override;
+
+ // SurfaceProvider
+ virtual ::cairo::SurfaceSharedPtr getSurface() override;
+ virtual ::cairo::SurfaceSharedPtr createSurface( const ::basegfx::B2ISize& rSize, int aContent ) override;
+ virtual ::cairo::SurfaceSharedPtr createSurface( ::Bitmap& rBitmap ) override;
+ virtual ::cairo::SurfaceSharedPtr changeSurface() override;
+ virtual OutputDevice* getOutputDevice() override;
+
+ private:
+ css::uno::Sequence< css::uno::Any > maArguments;
+ };
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */