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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 .
*/
#include <sal/config.h>
#include <memory>
#include <basegfx/utils/canvastools.hxx>
#include <com/sun/star/lang/NoSupportException.hpp>
#include <tools/diagnose_ex.h>
#include <vcl/canvastools.hxx>
#include <vcl/outdev.hxx>
#include <vcl/sysdata.hxx>
#include <canvas/canvastools.hxx>
#include "dx_canvasbitmap.hxx"
#include "dx_devicehelper.hxx"
#include "dx_linepolypolygon.hxx"
#include "dx_spritecanvas.hxx"
#include "dx_winstuff.hxx"
using namespace ::com::sun::star;
namespace dxcanvas
{
DeviceHelper::DeviceHelper() :
mpDevice( nullptr ),
mnHDC(nullptr),
mpOutDev(nullptr)
{
}
DeviceHelper::~DeviceHelper()
{
}
void DeviceHelper::init( HDC hdc, OutputDevice* pOutDev,
rendering::XGraphicDevice& rDevice )
{
mnHDC = hdc;
mpDevice = &rDevice;
mpOutDev = pOutDev;
}
void DeviceHelper::disposing()
{
// release all references
mnHDC = nullptr;
mpDevice = nullptr;
mpOutDev = nullptr;
}
geometry::RealSize2D DeviceHelper::getPhysicalResolution()
{
if( !mpDevice )
return ::canvas::tools::createInfiniteSize2D(); // we're disposed
HDC hDC = getHDC();
ENSURE_OR_THROW( hDC,
"DeviceHelper::getPhysicalResolution(): cannot retrieve HDC from window" );
const int nHorzRes( GetDeviceCaps( hDC,
LOGPIXELSX ) );
const int nVertRes( GetDeviceCaps( hDC,
LOGPIXELSY ) );
return geometry::RealSize2D( nHorzRes*25.4,
nVertRes*25.4 );
}
geometry::RealSize2D DeviceHelper::getPhysicalSize()
{
if( !mpDevice )
return ::canvas::tools::createInfiniteSize2D(); // we're disposed
HDC hDC=getHDC();
ENSURE_OR_THROW( hDC,
"DeviceHelper::getPhysicalSize(): cannot retrieve HDC from window" );
const int nHorzSize( GetDeviceCaps( hDC,
HORZSIZE ) );
const int nVertSize( GetDeviceCaps( hDC,
VERTSIZE ) );
return geometry::RealSize2D( nHorzSize,
nVertSize );
}
uno::Reference< rendering::XLinePolyPolygon2D > DeviceHelper::createCompatibleLinePolyPolygon(
const uno::Reference< rendering::XGraphicDevice >& /*rDevice*/,
const uno::Sequence< uno::Sequence< geometry::RealPoint2D > >& points )
{
if( !mpDevice )
return uno::Reference< rendering::XLinePolyPolygon2D >(); // we're disposed
return uno::Reference< rendering::XLinePolyPolygon2D >(
new LinePolyPolygon(
::basegfx::unotools::polyPolygonFromPoint2DSequenceSequence( points ) ) );
}
uno::Reference< rendering::XBezierPolyPolygon2D > DeviceHelper::createCompatibleBezierPolyPolygon(
const uno::Reference< rendering::XGraphicDevice >& /*rDevice*/,
const uno::Sequence< uno::Sequence< geometry::RealBezierSegment2D > >& points )
{
if( !mpDevice )
return uno::Reference< rendering::XBezierPolyPolygon2D >(); // we're disposed
return uno::Reference< rendering::XBezierPolyPolygon2D >(
new LinePolyPolygon(
::basegfx::unotools::polyPolygonFromBezier2DSequenceSequence( points ) ) );
}
uno::Reference< rendering::XBitmap > DeviceHelper::createCompatibleBitmap(
const uno::Reference< rendering::XGraphicDevice >& /*rDevice*/,
const geometry::IntegerSize2D& size )
{
if( !mpDevice )
return uno::Reference< rendering::XBitmap >(); // we're disposed
DXBitmapSharedPtr pBitmap = std::make_shared<DXBitmap>(
::basegfx::unotools::b2ISizeFromIntegerSize2D(size),
false);
// create a 24bit RGB system memory surface
return uno::Reference< rendering::XBitmap >(new CanvasBitmap(pBitmap,mpDevice));
}
uno::Reference< rendering::XVolatileBitmap > DeviceHelper::createVolatileBitmap(
const uno::Reference< rendering::XGraphicDevice >& /*rDevice*/,
const geometry::IntegerSize2D& /*size*/ )
{
return uno::Reference< rendering::XVolatileBitmap >();
}
uno::Reference< rendering::XBitmap > DeviceHelper::createCompatibleAlphaBitmap(
const uno::Reference< rendering::XGraphicDevice >& /*rDevice*/,
const geometry::IntegerSize2D& size )
{
if( !mpDevice )
return uno::Reference< rendering::XBitmap >(); // we're disposed
DXBitmapSharedPtr pBitmap = std::make_shared<DXBitmap>(
::basegfx::unotools::b2ISizeFromIntegerSize2D(size),
true);
// create a 32bit ARGB system memory surface
return uno::Reference< rendering::XBitmap >(new CanvasBitmap(pBitmap,mpDevice));
}
uno::Reference< rendering::XVolatileBitmap > DeviceHelper::createVolatileAlphaBitmap(
const uno::Reference< rendering::XGraphicDevice >& /*rDevice*/,
const geometry::IntegerSize2D& /*size*/ )
{
return uno::Reference< rendering::XVolatileBitmap >();
}
uno::Any DeviceHelper::isAccelerated() const
{
return css::uno::Any(false);
}
uno::Any DeviceHelper::getDeviceHandle() const
{
return uno::Any( reinterpret_cast< sal_Int64 >(mpOutDev.get()) );
}
uno::Any DeviceHelper::getSurfaceHandle() const
{
// TODO(F1): expose DirectDraw object
//return mpBackBuffer->getBitmap().get();
return uno::Any();
}
namespace
{
struct DeviceColorSpace: public rtl::StaticWithInit<uno::Reference<rendering::XColorSpace>,
DeviceColorSpace>
{
uno::Reference<rendering::XColorSpace> operator()()
{
return vcl::unotools::createStandardColorSpace();
}
};
}
uno::Reference<rendering::XColorSpace> DeviceHelper::getColorSpace() const
{
// always the same
return DeviceColorSpace::get();
}
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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