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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/awt/Rectangle.hpp>
+#include <com/sun/star/rendering/XGraphicDevice.hpp>
+#include <com/sun/star/rendering/XBufferController.hpp>
+
+#include "dx_rendermodule.hxx"
+#include "dx_bitmap.hxx"
+
+#include <rendering/isurfaceproxymanager.hxx>
+#include <vcl/vclptr.hxx>
+
+class OutputDevice;
+/* Definition of DeviceHelper class */
+
+namespace dxcanvas
+{
+ class DeviceHelper
+ {
+ public:
+ DeviceHelper();
+ ~DeviceHelper();
+
+ /// make noncopyable
+ DeviceHelper(const DeviceHelper&) = delete;
+ const DeviceHelper& operator=(const DeviceHelper&) = delete;
+
+ /** Init the device helper
+
+ @param hdc
+ private or class dc of the output device. is only stored,
+ not release
+
+ @param rDevice
+ Ref back to owning UNO device
+ */
+ void init( HDC hdc, OutputDevice* pOutputDev,
+ css::rendering::XGraphicDevice& rDevice );
+
+ /// Dispose all internal references
+ void disposing();
+
+ // XWindowGraphicDevice
+ css::geometry::RealSize2D getPhysicalResolution();
+ css::geometry::RealSize2D getPhysicalSize();
+ css::uno::Reference< css::rendering::XLinePolyPolygon2D > createCompatibleLinePolyPolygon(
+ const css::uno::Reference< css::rendering::XGraphicDevice >& rDevice,
+ const css::uno::Sequence< css::uno::Sequence< css::geometry::RealPoint2D > >& points );
+ css::uno::Reference< css::rendering::XBezierPolyPolygon2D > createCompatibleBezierPolyPolygon(
+ const css::uno::Reference< css::rendering::XGraphicDevice >& rDevice,
+ const css::uno::Sequence< css::uno::Sequence< css::geometry::RealBezierSegment2D > >& points );
+ css::uno::Reference< css::rendering::XBitmap > createCompatibleBitmap(
+ const css::uno::Reference< css::rendering::XGraphicDevice >& rDevice,
+ const css::geometry::IntegerSize2D& size );
+ css::uno::Reference< css::rendering::XVolatileBitmap > createVolatileBitmap(
+ const css::uno::Reference< css::rendering::XGraphicDevice >& rDevice,
+ const css::geometry::IntegerSize2D& size );
+ css::uno::Reference< css::rendering::XBitmap > createCompatibleAlphaBitmap(
+ const css::uno::Reference< css::rendering::XGraphicDevice >& rDevice,
+ const css::geometry::IntegerSize2D& size );
+ css::uno::Reference< css::rendering::XVolatileBitmap > createVolatileAlphaBitmap(
+ const css::uno::Reference< css::rendering::XGraphicDevice >& rDevice,
+ const css::geometry::IntegerSize2D& size );
+
+ css::uno::Any isAccelerated() const;
+ css::uno::Any getDeviceHandle() const;
+ css::uno::Any getSurfaceHandle() const;
+ css::uno::Reference<
+ css::rendering::XColorSpace > getColorSpace() const;
+
+ /** called when DumpScreenContent property is enabled on
+ XGraphicDevice, and writes out bitmaps of current screen.
+ */
+ void dumpScreenContent() const {}
+
+ protected:
+ HDC getHDC() const { return mnHDC; }
+ css::rendering::XGraphicDevice* getDevice() const { return mpDevice; }
+
+ private:
+ /** Phyical output device
+
+ Deliberately not a refcounted reference, because of
+ potential circular references for canvas. Needed to
+ create bitmaps
+ */
+ css::rendering::XGraphicDevice* mpDevice;
+ HDC mnHDC;
+ VclPtr<OutputDevice> mpOutDev;
+ };
+
+ typedef ::rtl::Reference< css::rendering::XGraphicDevice > DeviceRef;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */