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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 <string_view>
#include "atkwrapper.hxx"
#include <com/sun/star/accessibility/XAccessibleImage.hpp>
using namespace ::com::sun::star;
// FIXME
static const gchar *
getAsConst( std::u16string_view rString )
{
static const int nMax = 10;
static OString aUgly[nMax];
static int nIdx = 0;
nIdx = (nIdx + 1) % nMax;
aUgly[nIdx] = OUStringToOString( rString, RTL_TEXTENCODING_UTF8 );
return aUgly[ nIdx ].getStr();
}
/// @throws uno::RuntimeException
static css::uno::Reference<css::accessibility::XAccessibleImage>
getImage( AtkImage *pImage )
{
AtkObjectWrapper *pWrap = ATK_OBJECT_WRAPPER( pImage );
if( pWrap )
{
if( !pWrap->mpImage.is() )
{
pWrap->mpImage.set(pWrap->mpContext, css::uno::UNO_QUERY);
}
return pWrap->mpImage;
}
return css::uno::Reference<css::accessibility::XAccessibleImage>();
}
extern "C" {
static const gchar *
image_get_image_description( AtkImage *image )
{
try {
css::uno::Reference<css::accessibility::XAccessibleImage> pImage
= getImage( image );
if( pImage.is() )
return getAsConst( pImage->getAccessibleImageDescription() );
}
catch(const uno::Exception&) {
g_warning( "Exception in getAccessibleImageDescription()" );
}
return nullptr;
}
static void
image_get_image_position( AtkImage *image,
gint *x,
gint *y,
AtkCoordType coord_type )
{
*x = *y = -1;
if( ATK_IS_COMPONENT( image ) )
{
gint nWidth = -1;
gint nHeight = -1;
atk_component_get_extents(ATK_COMPONENT(image), x, y, &nWidth, &nHeight, coord_type);
}
else
g_warning( "FIXME: no image position information" );
}
static void
image_get_image_size( AtkImage *image,
gint *width,
gint *height )
{
*width = *height = -1;
try {
css::uno::Reference<css::accessibility::XAccessibleImage> pImage
= getImage( image );
if( pImage.is() )
{
*width = pImage->getAccessibleImageWidth();
*height = pImage->getAccessibleImageHeight();
}
}
catch(const uno::Exception&) {
g_warning( "Exception in getAccessibleImageHeight() or Width" );
}
}
static gboolean
image_set_image_description( AtkImage *, const gchar * )
{
g_warning ("FIXME: no set image description");
return FALSE;
}
} // extern "C"
void
imageIfaceInit (AtkImageIface *iface)
{
g_return_if_fail (iface != nullptr);
iface->set_image_description = image_set_image_description;
iface->get_image_description = image_get_image_description;
iface->get_image_position = image_get_image_position;
iface->get_image_size = image_get_image_size;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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