/***************************************************************************
**
** Copyright (C) 2015 Klarälvdalens Datakonsult AB, a KDAB Group company, info@kdab.com, author Tobias Koenig <tobias.koenig@kdab.com>
** Contact: http://www.qt.io/licensing/
**
** This file is part of the plugins of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL21$
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** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
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** information use the contact form at http://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 or version 3 as published by the Free
** Software Foundation and appearing in the file LICENSE.LGPLv21 and
** LICENSE.LGPLv3 included in the packaging of this file. Please review the
** following information to ensure the GNU Lesser General Public License
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** As a special exception, The Qt Company gives you certain additional
** rights. These rights are described in The Qt Company LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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** $QT_END_LICENSE$
**
****************************************************************************/

#include "qhaikucursor.h"

#include "qhaikurasterwindow.h"

#include <Cursor.h>

QHaikuCursor::QHaikuCursor()
{
    m_cursorIds.insert(Qt::ArrowCursor, B_CURSOR_ID_SYSTEM_DEFAULT);
    m_cursorIds.insert(Qt::UpArrowCursor, B_CURSOR_ID_RESIZE_NORTH);
    m_cursorIds.insert(Qt::CrossCursor, B_CURSOR_ID_CROSS_HAIR);
    m_cursorIds.insert(Qt::WaitCursor, B_CURSOR_ID_PROGRESS);
    m_cursorIds.insert(Qt::IBeamCursor, B_CURSOR_ID_I_BEAM);
    m_cursorIds.insert(Qt::SizeVerCursor, B_CURSOR_ID_RESIZE_NORTH_SOUTH);
    m_cursorIds.insert(Qt::SizeHorCursor, B_CURSOR_ID_RESIZE_EAST_WEST);
    m_cursorIds.insert(Qt::SizeBDiagCursor, B_CURSOR_ID_RESIZE_NORTH_EAST_SOUTH_WEST);
    m_cursorIds.insert(Qt::SizeFDiagCursor, B_CURSOR_ID_RESIZE_NORTH_WEST_SOUTH_EAST);
    m_cursorIds.insert(Qt::SizeAllCursor, B_CURSOR_ID_MOVE);
    m_cursorIds.insert(Qt::BlankCursor, B_CURSOR_ID_NO_CURSOR);
    m_cursorIds.insert(Qt::SplitVCursor, B_CURSOR_ID_RESIZE_NORTH_SOUTH);
    m_cursorIds.insert(Qt::SplitHCursor, B_CURSOR_ID_RESIZE_EAST_WEST);
    m_cursorIds.insert(Qt::PointingHandCursor, B_CURSOR_ID_FOLLOW_LINK);
    m_cursorIds.insert(Qt::ForbiddenCursor, B_CURSOR_ID_NOT_ALLOWED);
    m_cursorIds.insert(Qt::OpenHandCursor, B_CURSOR_ID_GRAB);
    m_cursorIds.insert(Qt::ClosedHandCursor, B_CURSOR_ID_GRABBING);
    m_cursorIds.insert(Qt::WhatsThisCursor, B_CURSOR_ID_HELP);
    m_cursorIds.insert(Qt::BusyCursor, B_CURSOR_ID_PROGRESS);
}

#ifndef QT_NO_CURSOR
void QHaikuCursor::changeCursor(QCursor *windowCursor, QWindow *window)
{
    if (!window)
        return;

    BWindow *haikuWindow = reinterpret_cast<BWindow*>(window->winId());

    // We expect that every BWindow has exactly one BView as child,
    // so we can use CurrentFocus to retrieve it and call SetViewCursor
    // to change the cursor for the whole window.
    if (!windowCursor) {
        BView *view = haikuWindow->CurrentFocus();
        if (view) {
            view->SetViewCursor(B_CURSOR_SYSTEM_DEFAULT);
        }
    } else {
        const Qt::CursorShape shape = windowCursor->shape();
        if (!m_cursors.contains(shape))
            m_cursors.insert(shape, new BCursor(m_cursorIds.value(shape)));

        BView *view = haikuWindow->CurrentFocus();
        if (view) {
            view->LockLooper();
            view->SetViewCursor(m_cursors.value(shape));
            view->UnlockLooper();
        }
    }
}
#endif