/***************************************************************************
**
** Copyright (C) 2015 Klarälvdalens Datakonsult AB, a KDAB Group company, info@kdab.com, author Tobias Koenig <tobias.koenig@kdab.com>
** Contact: https://www.qt.io/licensing/
**
** This file is part of the plugins of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
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** information use the contact form at https://www.qt.io/contact-us.
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** GNU Lesser General Public License Usage
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** General Public License version 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
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** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or (at your option) the GNU General
** Public license version 3 or any later version approved by the KDE Free
** Qt Foundation. The licenses are as published by the Free Software
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** included in the packaging of this file. Please review the following
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****************************************************************************/

#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