Tools/WinSN5.0Ver.iso/NETSCAP.50/WIN1998.ZIP/ns/lib/mariner/src/xploele.c

C/C++ Source or Header | 1998-04-08 | 5.0 KB | 209 lines

/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
 *
 * The contents of this file are subject to the Netscape Public License
 * Version 1.0 (the "NPL"); you may not use this file except in
 * compliance with the NPL.  You may obtain a copy of the NPL at
 * http://www.mozilla.org/NPL/
 *
 * Software distributed under the NPL is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
 * for the specific language governing rights and limitations under the
 * NPL.
 *
 * The Initial Developer of this code under the NPL is Netscape
 * Communications Corporation.  Portions created by Netscape are
 * Copyright (C) 1998 Netscape Communications Corporation.  All Rights
 * Reserved.
 */
/*
   xploele.c --- an API for accessing layout element information.
   Created: Chris Toshok <[e-mail]>, 6-Nov-1997.
 */


#include "xploele.h"
#include "xpassert.h"

void*
XPLO_GetElementFEData(LO_Element *element)
{
  XP_ASSERT(element->type == LO_TEXT
            || element->type == LO_SUBDOC
            || element->type == LO_LINEFEED
            || element->type == LO_HRULE
            || element->type == LO_BULLET
            || element->type == LO_TABLE
            || element->type == LO_CELL
            || element->type == LO_EMBED
            || element->type == LO_JAVA
            || element->type == LO_EDGE);

  switch (element->type)
    {
    case LO_TEXT:
      return ((LO_TextStruct*)element)->FE_Data;
    case LO_SUBDOC:
      return ((LO_SubDocStruct*)element)->FE_Data;
    case LO_LINEFEED:
      return ((LO_LinefeedStruct*)element)->FE_Data;
    case LO_HRULE:
      return ((LO_HorizRuleStruct*)element)->FE_Data;
    case LO_BULLET:
      return ((LO_BulletStruct*)element)->FE_Data;
    case LO_TABLE:
      return ((LO_TableStruct*)element)->FE_Data;
    case LO_CELL:
      return ((LO_CellStruct*)element)->FE_Data;
    case LO_EMBED:
      return ((LO_EmbedStruct*)element)->FE_Data;
    case LO_JAVA:
      return ((LO_EmbedStruct*)element)->FE_Data;
    case LO_EDGE:
      return ((LO_EdgeStruct*)element)->FE_Data;
    default:
      return NULL;
    }
}

void
XPLO_SetElementFEData(LO_Element *element, void* fe_data)
{
  XP_ASSERT(element->type == LO_TEXT
            || element->type == LO_SUBDOC
            || element->type == LO_LINEFEED
            || element->type == LO_HRULE
            || element->type == LO_BULLET
            || element->type == LO_TABLE
            || element->type == LO_CELL
            || element->type == LO_EMBED
            || element->type == LO_JAVA
            || element->type == LO_EDGE);

  switch (element->type)
    {
    case LO_TEXT:
      ((LO_TextStruct*)element)->FE_Data = fe_data;
      break;
    case LO_SUBDOC:
      ((LO_SubDocStruct*)element)->FE_Data = fe_data;
      break;
    case LO_LINEFEED:
      ((LO_LinefeedStruct*)element)->FE_Data = fe_data;
      break;
    case LO_HRULE:
      ((LO_HorizRuleStruct*)element)->FE_Data = fe_data;
      break;
    case LO_BULLET:
      ((LO_BulletStruct*)element)->FE_Data = fe_data;
      break;
    case LO_TABLE:
      ((LO_TableStruct*)element)->FE_Data = fe_data;
      break;
    case LO_CELL:
      ((LO_CellStruct*)element)->FE_Data = fe_data;
      break;
    case LO_EMBED:
      ((LO_EmbedStruct*)element)->FE_Data = fe_data;
      break;
    case LO_JAVA:
      ((LO_EmbedStruct*)element)->FE_Data = fe_data;
      break;
    case LO_EDGE:
      ((LO_EdgeStruct*)element)->FE_Data = fe_data;
      break;
    default:
      break;
    }
}

int16
XPLO_GetElementType(LO_Element *element)
{
  return element->type;
}

int32
XPLO_GetElementID(LO_Element *element)
{
  return ((LO_Any*)element)->ele_id;
}

int16
XPLO_GetElementXOffset(LO_Element *element)
{
  return ((LO_Any*)element)->x_offset;
}

void
XPLO_GetElementRect(LO_Element *element,
                    int32 *x,
                    int32 *y,
                    int32 *width,
                    int32 *height)
{
  if (x)
    *x = ((LO_Any*)element)->x;
  if (y)
    *y = ((LO_Any*)element)->y;
  if (width)
    *width = ((LO_Any*)element)->width;
  if (height)
    *height = ((LO_Any*)element)->height;
}

int32
XPLO_GetElementLineHeight(LO_Element *element)
{
  return ((LO_Any*)element)->line_height;
}

LO_Element*
XPLO_GetPrevElement(LO_Element *element)
{
  return ((LO_Any*)element)->prev;
}

LO_Element*
XPLO_GetNextElement(LO_Element *element)
{
  return ((LO_Any*)element)->next;
}

ED_Element*
XPLO_GetEditElement(LO_Element *element)
{
  return ((LO_Any*)element)->edit_element;
}

int32
XPLO_GetEditOffset(LO_Element *element)
{
  return ((LO_Any*)element)->edit_offset;
}

LO_AnchorData*
XPLO_GetAnchorData(LO_Element *element)
{
  XP_ASSERT(element->type == LO_TEXT
            || element->type == LO_IMAGE
            || element->type == LO_SUBDOC
            || element->type == LO_LINEFEED
            || element->type == LO_TABLE);

  switch (element->type)
    {
    case LO_TEXT:
      return ((LO_TextStruct*)element)->anchor_href;
    case LO_IMAGE:
      return ((LO_ImageStruct*)element)->anchor_href;
    case LO_SUBDOC:
      return ((LO_SubDocStruct*)element)->anchor_href;
    case LO_LINEFEED:
      return ((LO_LinefeedStruct*)element)->anchor_href;
    case LO_TABLE:
      return ((LO_TableStruct*)element)->anchor_href;
    default:
      return NULL;
    }
}