/*

 * Copyright (C) 2006 Michael Emmel mike.emmel@gmail.com

 * Copyright (C) 2007 Christian Dywan <christian@twotoasts.de>

 * All rights reserved.

 *

 * Redistribution and use in source and binary forms, with or without

 * modification, are permitted provided that the following conditions

 * are met:

 * 1. Redistributions of source code must retain the above copyright

 *    notice, this list of conditions and the following disclaimer.

 * 2. Redistributions in binary form must reproduce the above copyright

 *    notice, this list of conditions and the following disclaimer in the

 *    documentation and/or other materials provided with the distribution.

 *

 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY

 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR

 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR

 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,

 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,

 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR

 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY

 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE

 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

 */

#include "config.h"

#include "CursorGtk.h"

#include "Image.h"

#include "IntPoint.h"

#include <wtf/Assertions.h>

#include <gdk/gdk.h>

#include <gtk/gtk.h>

namespace WebCore {

static GdkCursor* customCursorNew(CustomCursorType cursorType)

{

    CustomCursor cursor = CustomCursors[cursorType];

    GdkCursor* c = gdk_cursor_new_from_name(gdk_display_get_default(), cursor.name);

    if (!c) {

        const GdkColor fg = { 0, 0, 0, 0 };

        const GdkColor bg = { 65535, 65535, 65535, 65535 };

        GdkPixmap* source = gdk_bitmap_create_from_data(NULL, cursor.bits, 32, 32);

        GdkPixmap* mask = gdk_bitmap_create_from_data(NULL, cursor.mask_bits, 32, 32);

        c = gdk_cursor_new_from_pixmap(source, mask, &fg, &bg, cursor.hot_x, cursor.hot_y);

        g_object_unref(source);

        g_object_unref(mask);

    }

    return c;

}

Cursor::Cursor(const Cursor& other)

    : m_platformCursor(other.m_platformCursor)

{

    if (m_platformCursor)

        gdk_cursor_ref(m_platformCursor);

}

Cursor::Cursor(Image* image, const IntPoint& hotSpot)

{

    IntPoint effectiveHotSpot = determineHotSpot(image, hotSpot);

    GdkPixbuf* pixbuf = image->getGdkPixbuf();

    m_platformCursor = gdk_cursor_new_from_pixbuf(gdk_display_get_default(), pixbuf, effectiveHotSpot.x(), effectiveHotSpot.y());

    g_object_unref(pixbuf);

}

Cursor::~Cursor()

{

    if (m_platformCursor)

        gdk_cursor_unref(m_platformCursor);

}

Cursor& Cursor::operator=(const Cursor& other)

{

    gdk_cursor_ref(other.m_platformCursor);

    gdk_cursor_unref(m_platformCursor);

    m_platformCursor = other.m_platformCursor;

    return *this;

}

Cursor::Cursor(GdkCursor* c)

    : m_platformCursor(c)

{

    m_platformCursor = c;

    // The GdkCursor may be NULL - the default cursor for the window.

    if (c)

        gdk_cursor_ref(c);

}

const Cursor& pointerCursor()

{

    static Cursor c = 0;

    return c;

}

const Cursor& crossCursor()

{

    static Cursor c = gdk_cursor_new(GDK_CROSS);

    return c;

}

const Cursor& handCursor()

{

    static Cursor c = gdk_cursor_new(GDK_HAND2);

    return c;

}

const Cursor& moveCursor()

{

    static Cursor c = gdk_cursor_new(GDK_FLEUR);

    return c;

}

const Cursor& iBeamCursor()

{

    static Cursor c = gdk_cursor_new(GDK_XTERM);

    return c;

}

const Cursor& waitCursor()

{

    static Cursor c = gdk_cursor_new(GDK_WATCH);

    return c;

}

const Cursor& helpCursor()

{

    static Cursor c = gdk_cursor_new(GDK_QUESTION_ARROW);

    return c;

}

const Cursor& eastResizeCursor()

{

    static Cursor c = gdk_cursor_new(GDK_RIGHT_SIDE);

    return c;

}

const Cursor& northResizeCursor()

{

    static Cursor c = gdk_cursor_new(GDK_TOP_SIDE);

    return c;

}

const Cursor& northEastResizeCursor()

{

    static Cursor c = gdk_cursor_new(GDK_TOP_RIGHT_CORNER);

    return c;

}

const Cursor& northWestResizeCursor()

{

    static Cursor c = gdk_cursor_new(GDK_TOP_LEFT_CORNER);

    return c;

}

const Cursor& southResizeCursor()

{

    static Cursor c = gdk_cursor_new(GDK_BOTTOM_SIDE);

    return c;

}

const Cursor& southEastResizeCursor()

{

    static Cursor c = gdk_cursor_new(GDK_BOTTOM_RIGHT_CORNER);

    return c;

}

const Cursor& southWestResizeCursor()

{

    static Cursor c = gdk_cursor_new(GDK_BOTTOM_LEFT_CORNER);

    return c;

}

const Cursor& westResizeCursor()

{

    static Cursor c = gdk_cursor_new(GDK_LEFT_SIDE);

    return c;

}

const Cursor& northSouthResizeCursor()

{

    static Cursor c = gdk_cursor_new(GDK_TOP_TEE);

    return c;

}

const Cursor& eastWestResizeCursor()

{

    static Cursor c = gdk_cursor_new(GDK_LEFT_SIDE);

    return c;

}

const Cursor& northEastSouthWestResizeCursor()

{

    static Cursor c = gdk_cursor_new(GDK_SIZING);

    return c;

}

const Cursor& northWestSouthEastResizeCursor()

{

    static Cursor c = gdk_cursor_new(GDK_SIZING);

    return c;

}

const Cursor& columnResizeCursor()

{

    static Cursor c = gdk_cursor_new(GDK_SB_H_DOUBLE_ARROW);

    return c;

}

const Cursor& rowResizeCursor()

{

    static Cursor c = gdk_cursor_new(GDK_SB_V_DOUBLE_ARROW);

    return c;

}

const Cursor& middlePanningCursor()

{

    return moveCursor();

}

const Cursor& eastPanningCursor()

{

    return eastResizeCursor();

}

const Cursor& northPanningCursor()

{

    return northResizeCursor();

}

const Cursor& northEastPanningCursor()

{

    return northEastResizeCursor();

}

const Cursor& northWestPanningCursor()

{

    return northWestResizeCursor();

}

const Cursor& southPanningCursor()

{

    return southResizeCursor();

}

const Cursor& southEastPanningCursor()

{

    return southEastResizeCursor();

}

const Cursor& southWestPanningCursor()

{

    return southWestResizeCursor();

}

const Cursor& westPanningCursor()

{

    return westResizeCursor();

}

const Cursor& verticalTextCursor()

{

    static Cursor c = customCursorNew(CustomCursorVerticalText);

    return c;

}

const Cursor& cellCursor()

{

    static Cursor c = gdk_cursor_new(GDK_PLUS);

    return c;

}

const Cursor& contextMenuCursor()

{

    static Cursor c = customCursorNew(CustomCursorContextMenu);

    return c;

}

const Cursor& noDropCursor()

{

    static Cursor c = customCursorNew(CustomCursorNoDrop);

    return c;

}

const Cursor& copyCursor()

{

    static Cursor c = customCursorNew(CustomCursorCopy);

    return c;

}

const Cursor& progressCursor()

{

    static Cursor c = customCursorNew(CustomCursorProgress);

    return c;

}

const Cursor& aliasCursor()

{

    static Cursor c = customCursorNew(CustomCursorAlias);

    return c;

}

const Cursor& noneCursor()

{

    static Cursor c = customCursorNew(CustomCursorNone);

    return c;

}

const Cursor& notAllowedCursor()

{

    return noDropCursor();

}

const Cursor& zoomInCursor()

{

    static Cursor c = customCursorNew(CustomCursorZoomIn);

    return c;

}

const Cursor& zoomOutCursor()

{

    static Cursor c = customCursorNew(CustomCursorZoomOut);

    return c;

}

const Cursor& grabCursor()

{

    static Cursor c = customCursorNew(CustomCursorGrab);

    return c;

}

const Cursor& grabbingCursor()

{

    static Cursor c = customCursorNew(CustomCursorGrabbing);

    return c;

}

}