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https://github.com/mozilla/gecko-dev.git
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1120 lines
25 KiB
C
1120 lines
25 KiB
C
/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* The contents of this file are subject to the Netscape Public License
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* Version 1.0 (the "NPL"); you may not use this file except in
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* compliance with the NPL. You may obtain a copy of the NPL at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the NPL is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
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* for the specific language governing rights and limitations under the
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* NPL.
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*
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* The Initial Developer of this code under the NPL is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All Rights
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* Reserved.
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*/
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#include "xp.h"
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#include "pa_parse.h"
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#include "layout.h"
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#include "laylayer.h"
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#include "layers.h"
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#ifdef PROFILE
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#pragma profile on
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#endif
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#ifdef TEST_16BIT
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#define XP_WIN16
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#endif /* TEST_16BIT */
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void
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lo_DisplayCellContents(MWContext *context, LO_CellStruct *cell,
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int32 base_x, int32 base_y,
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int32 x, int32 y,
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uint32 width, uint32 height)
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{
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LO_Element *eptr;
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eptr = cell->cell_list;
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while (eptr)
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{
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lo_DisplayElement(context, eptr, base_x, base_y, x, y, width, height);
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eptr = eptr->lo_any.next;
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}
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eptr = cell->cell_float_list;
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while (eptr)
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{
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lo_DisplayElement(context, eptr, base_x, base_y, x, y, width, height);
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eptr = eptr->lo_any.next;
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}
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}
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PRIVATE
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LO_Element *
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lo_search_element_list(MWContext *context, LO_Element *eptr, int32 x, int32 y)
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{
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while (eptr != NULL)
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{
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int32 width, height;
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width = eptr->lo_any.width;
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/*
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* Images need to account for border width
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*/
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if (eptr->type == LO_IMAGE)
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{
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width = width + (2 * eptr->lo_image.border_width);
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}
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if (width <= 0)
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{
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width = 1;
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}
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height = eptr->lo_any.height;
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/*
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* Images need to account for border width
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*/
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if (eptr->type == LO_IMAGE)
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{
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height = height + (2 * eptr->lo_image.border_width);
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}
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if ((y < (eptr->lo_any.y + eptr->lo_any.y_offset + height))&&
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(y >= eptr->lo_any.y))
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{
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if ((x < (eptr->lo_any.x + eptr->lo_any.x_offset +
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width))&&(x >= eptr->lo_any.x))
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{
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/*
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* Don't stop on tables, they are containers
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* we must look inside of.
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*/
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if (eptr->type != LO_TABLE)
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{
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break;
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}
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}
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}
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eptr = eptr->lo_any.next;
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}
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return(eptr);
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}
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int32
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lo_GetCellBaseline(LO_CellStruct *cell)
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{
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LO_Element *eptr;
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if (cell == NULL)
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{
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return(0);
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}
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/*
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* Make eptr point to the start of the element chain
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* for this subdoc.
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*/
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if (cell->cell_list == NULL)
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{
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return(0);
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}
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eptr = cell->cell_list;
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while (eptr != NULL)
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{
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if (eptr->type == LO_LINEFEED)
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{
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break;
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}
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eptr = eptr->lo_any.next;
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}
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if (eptr == NULL)
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{
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return(0);
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}
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return(eptr->lo_linefeed.baseline);
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}
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LO_Element *
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lo_XYToCellElement(MWContext *context, lo_DocState *state,
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LO_CellStruct *cell, int32 x, int32 y,
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Bool check_float, Bool into_cells, Bool into_ilayers)
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{
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LO_Element *eptr;
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LO_Element *element;
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eptr = cell->cell_list;
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element = lo_search_element_list(context, eptr, x, y);
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if ((element == NULL)&&(check_float != FALSE))
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{
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eptr = cell->cell_float_list;
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element = lo_search_element_list(context, eptr, x, y);
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}
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if ((element != NULL)&&(element->type == LO_SUBDOC))
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{
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LO_SubDocStruct *subdoc;
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int32 new_x, new_y;
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int32 ret_new_x, ret_new_y;
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subdoc = (LO_SubDocStruct *)element;
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new_x = x - (subdoc->x + subdoc->x_offset +
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subdoc->border_width);
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new_y = y - (subdoc->y + subdoc->y_offset +
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subdoc->border_width);
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element = lo_XYToDocumentElement(context,
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(lo_DocState *)subdoc->state, new_x, new_y,
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check_float, into_cells, into_ilayers,
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&ret_new_x, &ret_new_y);
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x = ret_new_x;
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y = ret_new_y;
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}
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else if ((element != NULL)&&(element->type == LO_CELL)&&
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(into_cells != FALSE))
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{
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if (!element->lo_cell.cell_inflow_layer || into_ilayers)
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element = lo_XYToCellElement(context, state,
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(LO_CellStruct *)element, x, y,
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check_float, into_cells, into_ilayers);
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}
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return(element);
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}
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LO_Element *
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lo_XYToNearestCellElement(MWContext *context, lo_DocState *state,
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LO_CellStruct *cell, int32 x, int32 y)
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{
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LO_Element *eptr, *eptrsave;
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int32 x2;
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/* int32 ysave; */
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eptr = lo_XYToCellElement(context, state, cell, x, y, TRUE, TRUE, TRUE);
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eptrsave = NULL;
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/*
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* If no exact hit, find nearest in Y (and then X) overlap.
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*/
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if (eptr == NULL)
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{
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eptr = cell->cell_list;
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while (eptr != NULL)
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{
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int32 y2;
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/*
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* Skip tables, we just walk into them.
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*/
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if (eptr->type == LO_TABLE)
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{
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eptr = eptr->lo_any.next;
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continue;
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}
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y2 = eptr->lo_any.y + eptr->lo_any.y_offset +
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eptr->lo_any.height;
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/*
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* Images and cells need to account for border width
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*/
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if (eptr->type == LO_IMAGE)
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{
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y2 = y2 + (2 * eptr->lo_image.border_width);
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}
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else if (eptr->type == LO_CELL)
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{
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y2 = y2 + (2 * eptr->lo_cell.border_width);
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}
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/*
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* If we've already found something that's greater in y,
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* let's look for something that's closer in x.
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*/
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if (eptrsave)
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{
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/*
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* If the current y is larger than that of the saved element
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* we'll just take the saved element.
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*/
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/* if (y2 > ysave)
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break; */
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eptrsave = eptr;
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/* ysave = y2; */
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/* Calculate the x extent of the element */
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x2 = eptr->lo_any.x + eptr->lo_any.x_offset +
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eptr->lo_any.width;
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if (eptr->type == LO_IMAGE)
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x2 = x2 + (2 * eptr->lo_image.border_width);
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else if (eptr->type == LO_CELL)
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x2 = x2 + (2 * eptr->lo_cell.border_width);
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/*
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* If we've gone too far in x, we'll take the currently
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* saved element.
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*/
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if (x <= x2)
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break;
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}
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else if (y <= y2)
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{
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/*
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* This is the first element that's greater in y, so
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* save it and look out for others that are closer in
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* x, but identical in y.
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*/
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eptrsave = eptr;
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/* ysave = y2; */
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/* Calculate the x extent of the element */
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x2 = eptr->lo_any.x + eptr->lo_any.x_offset +
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eptr->lo_any.width;
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if (eptr->type == LO_IMAGE)
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x2 = x2 + (2 * eptr->lo_image.border_width);
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else if (eptr->type == LO_CELL)
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x2 = x2 + (2 * eptr->lo_cell.border_width);
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/*
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* If we've gone too far in x, we'll take the currently
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* saved element.
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*/
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if (x <= x2)
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break;
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}
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eptr = eptr->lo_any.next;
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}
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eptr = eptrsave;
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/*
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* If nothing overlaps y, match the last element in the cell.
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*/
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if (eptr == NULL)
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{
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eptr = cell->cell_list_end;
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}
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/*
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* If we matched on a cell, recurse into it.
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*/
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if ((eptr != NULL)&&(eptr->type == LO_CELL))
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{
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eptr = lo_XYToNearestCellElement(context, state,
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(LO_CellStruct *)eptr, x, y);
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}
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}
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return(eptr);
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}
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static void lo_MoveElementLayers( LO_Element *eptr )
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{
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if (eptr->type == LO_IMAGE)
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{
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CL_MoveLayer(eptr->lo_image.layer,
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eptr->lo_any.x + eptr->lo_any.x_offset + eptr->lo_image.border_width,
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eptr->lo_any.y + eptr->lo_any.y_offset + eptr->lo_image.border_width);
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}
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else if (eptr->type == LO_EMBED)
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{
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CL_MoveLayer(eptr->lo_embed.objTag.layer,
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eptr->lo_any.x + eptr->lo_any.x_offset + eptr->lo_embed.objTag.border_width,
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eptr->lo_any.y + eptr->lo_any.y_offset + eptr->lo_embed.objTag.border_width);
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}
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#ifdef JAVA
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else if (eptr->type == LO_JAVA)
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{
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CL_MoveLayer(eptr->lo_java.objTag.layer,
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eptr->lo_any.x + eptr->lo_any.x_offset + eptr->lo_java.objTag.border_width,
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eptr->lo_any.y + eptr->lo_any.y_offset + eptr->lo_java.objTag.border_width);
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}
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#endif
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else if (eptr->type == LO_FORM_ELE)
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{
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CL_MoveLayer(eptr->lo_form.layer,
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eptr->lo_any.x + eptr->lo_any.x_offset + eptr->lo_form.border_horiz_space,
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eptr->lo_any.y + eptr->lo_any.y_offset + eptr->lo_form.border_vert_space);
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}
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}
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void
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lo_ShiftCell(LO_CellStruct *cell, int32 dx, int32 dy)
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{
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LO_Element *eptr;
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if (cell == NULL)
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{
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return;
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}
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if (cell->cell_bg_layer) {
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int32 x_offset, y_offset;
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lo_GetLayerXYShift(CL_GetLayerParent(cell->cell_bg_layer),
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&x_offset, &y_offset);
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CL_MoveLayer(cell->cell_bg_layer,
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cell->x - x_offset, cell->y - y_offset);
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CL_ResizeLayer(cell->cell_bg_layer, cell->width, cell->height);
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}
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if (cell->cell_inflow_layer)
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lo_OffsetInflowLayer(cell->cell_inflow_layer, dx, dy);
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eptr = cell->cell_list;
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while (eptr != NULL)
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{
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eptr->lo_any.x += dx;
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eptr->lo_any.y += dy;
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if (eptr->type == LO_CELL)
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{
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/*
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* This would cause an infinite loop.
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*/
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if ((LO_CellStruct *)eptr == cell)
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{
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XP_ASSERT(FALSE);
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break;
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}
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lo_ShiftCell((LO_CellStruct *)eptr, dx, dy);
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}
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lo_MoveElementLayers( eptr );
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eptr = eptr->lo_any.next;
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}
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eptr = cell->cell_float_list;
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while (eptr != NULL)
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{
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eptr->lo_any.x += dx;
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eptr->lo_any.y += dy;
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if (eptr->type == LO_CELL)
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{
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lo_ShiftCell((LO_CellStruct *)eptr, dx, dy);
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}
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lo_MoveElementLayers( eptr );
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eptr = eptr->lo_any.next;
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}
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}
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static void
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lo_recolor_backgrounds(lo_DocState *state, LO_CellStruct *cell,
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LO_Element *eptr)
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{
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LO_TextAttr *old_attr;
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LO_TextAttr *attr;
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LO_TextAttr tmp_attr;
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if (cell->backdrop.bg_color == NULL)
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{
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return;
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}
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attr = NULL;
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old_attr = NULL;
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if (eptr->type == LO_TEXT)
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{
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old_attr = eptr->lo_text.text_attr;
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}
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else if (eptr->type == LO_LINEFEED)
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{
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old_attr = eptr->lo_linefeed.text_attr;
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}
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else if (eptr->type == LO_IMAGE)
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{
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old_attr = eptr->lo_image.text_attr;
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}
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else if (eptr->type == LO_FORM_ELE)
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{
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old_attr = eptr->lo_form.text_attr;
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}
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if (old_attr != NULL)
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{
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lo_CopyTextAttr(old_attr, &tmp_attr);
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/* don't recolor the background if it was
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* explicitly set to another color
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*/
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if(tmp_attr.no_background == TRUE)
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tmp_attr.bg = *cell->backdrop.bg_color;
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|
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/* removed by Lou 4-3-97 to allow overlapping
|
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* text in tables to work right. Windows
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* never before payed attention to this attr
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* so I'm guessing that it won't break anything :)
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*/
|
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/* tmp_attr.no_background = FALSE; */
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attr = lo_FetchTextAttr(state, &tmp_attr);
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}
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if (eptr->type == LO_TEXT)
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{
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eptr->lo_text.text_attr = attr;
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}
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else if (eptr->type == LO_LINEFEED)
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{
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eptr->lo_linefeed.text_attr = attr;
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}
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else if (eptr->type == LO_IMAGE)
|
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{
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eptr->lo_image.text_attr = attr;
|
|
}
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|
else if (eptr->type == LO_FORM_ELE)
|
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{
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eptr->lo_form.text_attr = attr;
|
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}
|
|
}
|
|
|
|
|
|
/*
|
|
* In addition to renumbering the cell, we now
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* also make sure that text in cell with a bg_color
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* have their text_attr->bg set correctly.
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|
*/
|
|
void
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lo_RenumberCell(lo_DocState *state, LO_CellStruct *cell)
|
|
{
|
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LO_Element *eptr;
|
|
|
|
if (cell == NULL)
|
|
{
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return;
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}
|
|
|
|
eptr = cell->cell_list;
|
|
while (eptr != NULL)
|
|
{
|
|
/* Keep element IDs in order */
|
|
eptr->lo_any.ele_id = NEXT_ELEMENT;
|
|
|
|
/*
|
|
* If the display is blocked for an element
|
|
* we havn't reached yet, check to see if
|
|
* this element is it, and if so, save its
|
|
* y position.
|
|
*/
|
|
if ((state->display_blocked != FALSE)&&
|
|
(state->is_a_subdoc == SUBDOC_NOT)&&
|
|
(state->display_blocking_element_y == 0)&&
|
|
(state->display_blocking_element_id != -1)&&
|
|
(eptr->lo_any.ele_id >=
|
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state->display_blocking_element_id))
|
|
{
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|
state->display_blocking_element_y = eptr->lo_any.y;
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|
}
|
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|
|
/*
|
|
* If this is a cell with a BGCOLOR attribute, pass
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|
* that color on to the bg of all text in this cell.
|
|
*/
|
|
if ((cell->backdrop.bg_color != NULL)&&((eptr->type == LO_TEXT)||
|
|
(eptr->type == LO_LINEFEED)||(eptr->type == LO_IMAGE)||
|
|
(eptr->type == LO_FORM_ELE)))
|
|
{
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lo_recolor_backgrounds(state, cell, eptr);
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|
}
|
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|
|
if (eptr->type == LO_CELL)
|
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{
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lo_RenumberCell(state, (LO_CellStruct *)eptr);
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}
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|
|
eptr = eptr->lo_any.next;
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|
}
|
|
|
|
eptr = cell->cell_float_list;
|
|
while (eptr != NULL)
|
|
{
|
|
/* Keep element IDs in order */
|
|
eptr->lo_any.ele_id = NEXT_ELEMENT;
|
|
|
|
/*
|
|
* If the display is blocked for an element
|
|
* we havn't reached yet, check to see if
|
|
* this element is it, and if so, save its
|
|
* y position.
|
|
*/
|
|
if ((state->display_blocked != FALSE)&&
|
|
(state->is_a_subdoc == SUBDOC_NOT)&&
|
|
(state->display_blocking_element_y == 0)&&
|
|
(state->display_blocking_element_id != -1)&&
|
|
(eptr->lo_any.ele_id >=
|
|
state->display_blocking_element_id))
|
|
{
|
|
state->display_blocking_element_y = eptr->lo_any.y;
|
|
}
|
|
|
|
/*
|
|
* If this is a cell with a BGCOLOR attribute, pass
|
|
* that color on to the bg of all text in this cell.
|
|
*/
|
|
if ((cell->backdrop.bg_color != NULL)&&((eptr->type == LO_TEXT)||
|
|
(eptr->type == LO_LINEFEED)||(eptr->type == LO_IMAGE)||
|
|
(eptr->type == LO_FORM_ELE)))
|
|
{
|
|
lo_recolor_backgrounds(state, cell, eptr);
|
|
}
|
|
|
|
if (eptr->type == LO_CELL)
|
|
{
|
|
lo_RenumberCell(state, (LO_CellStruct *)eptr);
|
|
}
|
|
|
|
eptr = eptr->lo_any.next;
|
|
}
|
|
}
|
|
|
|
|
|
static void
|
|
lo_free_subdoc_state(MWContext *context, lo_DocState *parent_state,
|
|
lo_DocState *state, Bool free_all)
|
|
{
|
|
LO_Element **line_array;
|
|
|
|
if (state == NULL)
|
|
{
|
|
return;
|
|
}
|
|
|
|
/*
|
|
* If this subdoc is not nested inside another subdoc,
|
|
* free any re-parse tags stored on this subdoc.
|
|
*/
|
|
if ((state->subdoc_tags != NULL)&&
|
|
(parent_state->is_a_subdoc != SUBDOC_CELL)&&
|
|
(parent_state->is_a_subdoc != SUBDOC_CAPTION))
|
|
{
|
|
PA_Tag *tptr;
|
|
PA_Tag *tag;
|
|
|
|
tptr = state->subdoc_tags;
|
|
while ((tptr != state->subdoc_tags_end)&&(tptr != NULL))
|
|
{
|
|
tag = tptr;
|
|
tptr = tptr->next;
|
|
tag->next = NULL;
|
|
PA_FreeTag(tag);
|
|
}
|
|
if (tptr != NULL)
|
|
{
|
|
tptr->next = NULL;
|
|
PA_FreeTag(tptr);
|
|
}
|
|
state->subdoc_tags = NULL;
|
|
state->subdoc_tags_end = NULL;
|
|
}
|
|
|
|
if (state->left_margin_stack != NULL)
|
|
{
|
|
lo_MarginStack *mptr;
|
|
lo_MarginStack *margin;
|
|
|
|
mptr = state->left_margin_stack;
|
|
while (mptr != NULL)
|
|
{
|
|
margin = mptr;
|
|
mptr = mptr->next;
|
|
XP_DELETE(margin);
|
|
}
|
|
state->left_margin_stack = NULL;
|
|
}
|
|
if (state->right_margin_stack != NULL)
|
|
{
|
|
lo_MarginStack *mptr;
|
|
lo_MarginStack *margin;
|
|
|
|
mptr = state->right_margin_stack;
|
|
while (mptr != NULL)
|
|
{
|
|
margin = mptr;
|
|
mptr = mptr->next;
|
|
XP_DELETE(margin);
|
|
}
|
|
state->right_margin_stack = NULL;
|
|
}
|
|
|
|
if (state->line_list != NULL)
|
|
{
|
|
lo_FreeElementList(context, state->line_list);
|
|
state->line_list = NULL;
|
|
}
|
|
|
|
if (state->font_stack != NULL)
|
|
{
|
|
lo_FontStack *fstack;
|
|
lo_FontStack *fptr;
|
|
|
|
fptr = state->font_stack;
|
|
while (fptr != NULL)
|
|
{
|
|
fstack = fptr;
|
|
fptr = fptr->next;
|
|
XP_DELETE(fstack);
|
|
}
|
|
state->font_stack = NULL;
|
|
}
|
|
|
|
if (state->align_stack != NULL)
|
|
{
|
|
lo_AlignStack *aptr;
|
|
lo_AlignStack *align;
|
|
|
|
aptr = state->align_stack;
|
|
while (aptr != NULL)
|
|
{
|
|
align = aptr;
|
|
aptr = aptr->next;
|
|
XP_DELETE(align);
|
|
}
|
|
state->align_stack = NULL;
|
|
}
|
|
|
|
if (state->list_stack != NULL)
|
|
{
|
|
lo_ListStack *lptr;
|
|
lo_ListStack *list;
|
|
|
|
lptr = state->list_stack;
|
|
while (lptr != NULL)
|
|
{
|
|
list = lptr;
|
|
lptr = lptr->next;
|
|
XP_DELETE(list);
|
|
}
|
|
state->list_stack = NULL;
|
|
}
|
|
|
|
if (state->line_buf != NULL)
|
|
{
|
|
PA_FREE(state->line_buf);
|
|
state->line_buf = NULL;
|
|
}
|
|
|
|
if (state->float_list != NULL)
|
|
{
|
|
/*
|
|
* Don't free these, they are squished into the cell.
|
|
* Only free them if this is a free_all.
|
|
*/
|
|
|
|
if (free_all != FALSE)
|
|
{
|
|
lo_FreeElementList(context, state->float_list);
|
|
}
|
|
|
|
state->float_list = NULL;
|
|
}
|
|
|
|
if (state->line_array != NULL)
|
|
{
|
|
LO_Element *eptr;
|
|
|
|
#ifdef XP_WIN16
|
|
{
|
|
XP_Block *larray_array;
|
|
intn cnt;
|
|
|
|
XP_LOCK_BLOCK(larray_array, XP_Block *, state->larray_array);
|
|
cnt = state->larray_array_size - 1;
|
|
while (cnt > 0)
|
|
{
|
|
XP_FREE_BLOCK(larray_array[cnt]);
|
|
cnt--;
|
|
}
|
|
state->line_array = larray_array[0];
|
|
XP_UNLOCK_BLOCK(state->larray_array);
|
|
XP_FREE_BLOCK(state->larray_array);
|
|
}
|
|
#endif /* XP_WIN16 */
|
|
|
|
eptr = NULL;
|
|
XP_LOCK_BLOCK(line_array, LO_Element **, state->line_array);
|
|
eptr = line_array[0];
|
|
if (eptr != NULL)
|
|
{
|
|
/*
|
|
* Don't free these, they are squished into the cell.
|
|
* Only free them if this is a free_all.
|
|
*/
|
|
if (free_all != FALSE)
|
|
{
|
|
lo_FreeElementList(context, eptr);
|
|
}
|
|
|
|
}
|
|
XP_UNLOCK_BLOCK(state->line_array);
|
|
XP_FREE_BLOCK(state->line_array);
|
|
}
|
|
|
|
XP_DELETE(state);
|
|
}
|
|
|
|
|
|
|
|
void
|
|
lo_FreePartialSubDoc(MWContext *context, lo_DocState *state,
|
|
LO_SubDocStruct *subdoc)
|
|
{
|
|
lo_DocState *subdoc_state;
|
|
|
|
if (subdoc == NULL)
|
|
{
|
|
return;
|
|
}
|
|
|
|
subdoc_state = (lo_DocState *)subdoc->state;
|
|
if (subdoc_state != NULL)
|
|
{
|
|
lo_free_subdoc_state(context, state, subdoc_state, TRUE);
|
|
}
|
|
|
|
subdoc->state = NULL;
|
|
lo_FreeElement(context, (LO_Element *)subdoc, TRUE);
|
|
}
|
|
|
|
|
|
void
|
|
lo_FreePartialCell(MWContext *context, lo_DocState *state,
|
|
LO_CellStruct *cell)
|
|
{
|
|
if (cell == NULL)
|
|
{
|
|
return;
|
|
}
|
|
|
|
lo_FreeElement(context, (LO_Element *)cell, TRUE);
|
|
}
|
|
|
|
|
|
LO_CellStruct *
|
|
lo_SmallSquishSubDocToCell(MWContext *context, lo_DocState *state,
|
|
LO_SubDocStruct *subdoc, int32 *ptr_dx, int32 *ptr_dy)
|
|
{
|
|
LO_CellStruct *cell;
|
|
/* lo_DocState *subdoc_state; */
|
|
|
|
if (subdoc == NULL)
|
|
{
|
|
return(NULL);
|
|
}
|
|
|
|
cell = (LO_CellStruct *)lo_NewElement(context, state, LO_CELL, NULL, 0);
|
|
cell->isCaption = FALSE;
|
|
|
|
cell->cell_bg_layer = NULL;
|
|
cell->cell_inflow_layer = NULL;
|
|
|
|
lo_CreateCellFromSubDoc (context, state, subdoc, cell, ptr_dx, ptr_dy );
|
|
|
|
return(cell);
|
|
}
|
|
|
|
|
|
/* This is only called when creating a LO_CELL layout element for a
|
|
<CAPTION>. */
|
|
LO_CellStruct *
|
|
lo_SquishSubDocToCell(MWContext *context, lo_DocState *state,
|
|
LO_SubDocStruct *subdoc, Bool free_subdoc)
|
|
{
|
|
LO_CellStruct *cell;
|
|
int32 dx, dy;
|
|
|
|
dx = 0;
|
|
dy = 0;
|
|
|
|
cell = lo_SmallSquishSubDocToCell(context, state, subdoc, &dx, &dy);
|
|
|
|
/* Fix for bug# 301664. Need to initialize the LO_CELL element's pointers
|
|
to table state to NULL becase this LO_CELL element is being used for
|
|
holding the contents of a <CAPTION> tag and does not have a peer lo_TableCell
|
|
structure to point to. If we don't do this, then during freeing of this table,
|
|
the dangling pointers to table state will be dereferenced in an attempt to free
|
|
the peer lo_TableCell structure. */
|
|
cell->table_cell = NULL;
|
|
cell->table_row = NULL;
|
|
cell->table = NULL;
|
|
|
|
if (cell == NULL)
|
|
{
|
|
return(NULL);
|
|
}
|
|
|
|
lo_ShiftCell(cell, dx, dy);
|
|
lo_RenumberCell(state, cell);
|
|
|
|
if ((subdoc->state != NULL)&&(free_subdoc != FALSE))
|
|
{
|
|
lo_DocState *subdoc_state;
|
|
|
|
subdoc_state = (lo_DocState *)subdoc->state;
|
|
lo_free_subdoc_state(context, state, subdoc_state, FALSE);
|
|
subdoc->state = NULL;
|
|
}
|
|
if (free_subdoc != FALSE)
|
|
{
|
|
lo_FreeElement(context, (LO_Element *)subdoc, free_subdoc);
|
|
}
|
|
|
|
return(cell);
|
|
}
|
|
|
|
|
|
/* Used during layout and relayout and called from lo_SmallSquishSubdocToCell() */
|
|
void lo_CreateCellFromSubDoc( MWContext *context, lo_DocState *state,
|
|
LO_SubDocStruct *subdoc, LO_CellStruct *cell, int32 *ptr_dx, int32 *ptr_dy )
|
|
{
|
|
lo_DocState *subdoc_state;
|
|
|
|
/* Fix this later */
|
|
if (subdoc == NULL)
|
|
{
|
|
return;
|
|
}
|
|
|
|
*ptr_dx = 0;
|
|
*ptr_dy = 0;
|
|
|
|
/* Fix this later */
|
|
if (cell == NULL)
|
|
{
|
|
return;
|
|
}
|
|
|
|
cell->type = LO_CELL;
|
|
|
|
cell->ele_id = NEXT_ELEMENT;
|
|
cell->x = subdoc->x;
|
|
cell->x_offset = subdoc->x_offset;
|
|
cell->y = subdoc->y;
|
|
cell->y_offset = subdoc->y_offset;
|
|
cell->width = subdoc->width;
|
|
cell->height = subdoc->height;
|
|
cell->next = subdoc->next;
|
|
cell->prev = subdoc->prev;
|
|
cell->FE_Data = subdoc->FE_Data;
|
|
|
|
cell->backdrop = subdoc->backdrop;
|
|
|
|
/*
|
|
* Clear out the bg_color struct from the subdocs so it doesn't
|
|
* get freed twice.
|
|
*/
|
|
|
|
subdoc->backdrop.bg_color = NULL;
|
|
subdoc->backdrop.url = NULL;
|
|
|
|
cell->border_width = subdoc->border_width;
|
|
cell->border_vert_space = subdoc->border_vert_space;
|
|
cell->border_horiz_space = subdoc->border_horiz_space;
|
|
|
|
cell->ele_attrmask = 0;
|
|
cell->ele_attrmask |= (subdoc->ele_attrmask & LO_ELE_SECURE);
|
|
cell->ele_attrmask |= (subdoc->ele_attrmask & LO_ELE_SELECTED);
|
|
|
|
cell->sel_start = subdoc->sel_start;
|
|
cell->sel_end = subdoc->sel_end;
|
|
|
|
cell->cell_list = NULL;
|
|
cell->cell_list_end = NULL;
|
|
cell->cell_float_list = NULL;
|
|
subdoc_state = (lo_DocState *)subdoc->state;
|
|
if (subdoc_state != NULL)
|
|
{
|
|
LO_Element **line_array;
|
|
LO_Element *eptr;
|
|
int32 base_x, base_y;
|
|
|
|
/*
|
|
* Make eptr point to the start of the element chain
|
|
* for this subdoc.
|
|
*/
|
|
#ifdef XP_WIN16
|
|
{
|
|
XP_Block *larray_array;
|
|
|
|
XP_LOCK_BLOCK(larray_array, XP_Block *,
|
|
subdoc_state->larray_array);
|
|
subdoc_state->line_array = larray_array[0];
|
|
XP_UNLOCK_BLOCK(subdoc_state->larray_array);
|
|
}
|
|
#endif /* XP_WIN16 */
|
|
XP_LOCK_BLOCK(line_array, LO_Element **,
|
|
subdoc_state->line_array);
|
|
eptr = line_array[0];
|
|
XP_UNLOCK_BLOCK(subdoc_state->line_array);
|
|
|
|
cell->cell_list = eptr;
|
|
|
|
base_x = subdoc->x + subdoc->x_offset + subdoc->border_width;
|
|
base_y = subdoc->y + subdoc->y_offset + subdoc->border_width;
|
|
|
|
cell->cell_list_end = subdoc_state->end_last_line;
|
|
if (cell->cell_list_end == NULL)
|
|
{
|
|
cell->cell_list_end = cell->cell_list;
|
|
}
|
|
|
|
cell->cell_float_list = subdoc_state->float_list;
|
|
|
|
*ptr_dx = base_x;
|
|
*ptr_dy = base_y;
|
|
|
|
/*
|
|
* MOCHA needs to reuse mocha objects allocated in the namelist
|
|
* when a cell is relaid out. This means we must always squish
|
|
* back up to the top level state, instead of propogating up
|
|
* like we used to.
|
|
*/
|
|
lo_AddNameList(state->top_state->doc_state, subdoc_state);
|
|
}
|
|
}
|
|
|
|
/*
|
|
** New functions used by the editor to improve the performance of typing in tables
|
|
**/
|
|
|
|
/* Creates and returns a new lo_DocState for an existing LO_CELL layout element to get
|
|
relaid out on. Sets the dimensions of the lo_DocState structure to those
|
|
of the LO_CELL element. */
|
|
lo_DocState * lo_CreateStateForCellLayout(MWContext *context, LO_CellStruct *cell)
|
|
{
|
|
lo_DocState *new_doc = NULL;
|
|
|
|
if (context && cell)
|
|
{
|
|
new_doc = lo_NewLayout( context, cell->width, cell->height, 0, 0, NULL );
|
|
}
|
|
|
|
return new_doc;
|
|
}
|
|
|
|
/* This function is identical to lo_ShiftCell() except that it does not move
|
|
the cell's layers */
|
|
static void
|
|
lo_OffsetCellContents(LO_CellStruct *cell, int32 dx, int32 dy)
|
|
{
|
|
LO_Element *eptr;
|
|
|
|
if (cell == NULL)
|
|
return;
|
|
|
|
eptr = cell->cell_list;
|
|
while (eptr != NULL)
|
|
{
|
|
eptr->lo_any.x += dx;
|
|
eptr->lo_any.y += dy;
|
|
if (eptr->type == LO_CELL)
|
|
{
|
|
/*
|
|
* This would cause an infinite loop.
|
|
*/
|
|
if ((LO_CellStruct *)eptr == cell)
|
|
{
|
|
XP_ASSERT(FALSE);
|
|
break;
|
|
}
|
|
lo_OffsetCellContents((LO_CellStruct *)eptr, dx, dy);
|
|
}
|
|
|
|
lo_MoveElementLayers( eptr );
|
|
eptr = eptr->lo_any.next;
|
|
}
|
|
|
|
eptr = cell->cell_float_list;
|
|
while (eptr != NULL)
|
|
{
|
|
eptr->lo_any.x += dx;
|
|
eptr->lo_any.y += dy;
|
|
if (eptr->type == LO_CELL)
|
|
{
|
|
lo_OffsetCellContents((LO_CellStruct *)eptr, dx, dy);
|
|
}
|
|
|
|
lo_MoveElementLayers( eptr );
|
|
|
|
eptr = eptr->lo_any.next;
|
|
}
|
|
}
|
|
|
|
/* Populates the LO_CELL element with the freshly generated contents of the
|
|
lo_DocState structure. Assumes that the layout elements on the lo_DocState
|
|
are hooked up to their peer editor elements in the editor content model.
|
|
Recycles the old layout elements contained in the LO_CELL element. */
|
|
void lo_RebuildCell(MWContext *context, lo_DocState *state, LO_CellStruct *cell)
|
|
{
|
|
/*** Recycle old contents of the cell ***/
|
|
if (!cell)
|
|
return;
|
|
|
|
/* If cell list exists, cell_list_end must exist too */
|
|
XP_ASSERT((cell->cell_list && cell->cell_list_end) ||
|
|
(!cell->cell_list && !cell->cell_list_end));
|
|
|
|
if (cell->cell_list && cell->cell_list_end)
|
|
{
|
|
XP_ASSERT(cell->cell_list_end->lo_any.next == NULL);
|
|
lo_RecycleElements(context, state, cell->cell_list);
|
|
}
|
|
if (cell->cell_float_list)
|
|
lo_RecycleElements(context, state, cell->cell_float_list);
|
|
|
|
cell->cell_list = NULL;
|
|
cell->cell_float_list = NULL;
|
|
cell->cell_list_end = NULL;
|
|
|
|
/*** Copy pointers to new content from the doc state to the cell ***/
|
|
|
|
/* If line array exists, end_last_line must exist too */
|
|
XP_ASSERT((state->line_array[0] && state->end_last_line) ||
|
|
(!state->line_array[0] && !state->end_last_line));
|
|
|
|
/* Ensure that the line list on the doc state has been flushed to
|
|
the line array */
|
|
XP_ASSERT(state->line_list == NULL);
|
|
|
|
if (state->line_array[0] && state->end_last_line)
|
|
{
|
|
XP_ASSERT(state->end_last_line->lo_any.next == NULL);
|
|
cell->cell_list = ((LO_Element**)state->line_array)[0];
|
|
cell->cell_list_end = state->end_last_line;
|
|
|
|
state->line_array[0] = NULL;
|
|
state->end_last_line = NULL;
|
|
}
|
|
|
|
if (state->float_list)
|
|
{
|
|
cell->cell_float_list = state->float_list;
|
|
state->float_list = NULL;
|
|
}
|
|
|
|
/*** Offset new content of the cell relative to the cell's position ***/
|
|
lo_OffsetCellContents( cell, cell->x, cell->y );
|
|
}
|
|
|
|
|
|
#ifdef TEST_16BIT
|
|
#undef XP_WIN16
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#endif /* TEST_16BIT */
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#ifdef PROFILE
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#pragma profile off
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#endif
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