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/*
Copyright (c) 2003 Bruno T. C. de Oliveira
LICENSE INFORMATION:
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU General Public
License along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
Copyright (c) 2002 Bruno T. C. de Oliveira
INFORMA��ES DE LICEN�A:
Este programa � um software de livre distribui��o; voc� pode
redistribu�-lo e/ou modific�-lo sob os termos da GNU General
Public License, conforme publicado pela Free Software Foundation,
pela vers�o 2 da licen�a ou qualquer vers�o posterior.
Este programa � distribu�do na esperan�a de que ele ser� �til
aos seus usu�rios, por�m, SEM QUAISQUER GARANTIAS; sem sequer
a garantia impl�cita de COMERCIABILIDADE ou DE ADEQUA��O A
QUALQUER FINALIDADE ESPEC�FICA. Consulte a GNU General Public
License para obter mais detalhes (uma c�pia acompanha este
programa, armazenada no arquivo COPYING).
*/
#include "bores/bores.h"
#include "psd.h"
#include "document.h"
/* global program state data definitions */
struct _Document *_doc;
char *_filename;
int _lyr;
int _x, _y;
int _svx, _svy;
int _fg, _bg;
int _selmode;
int _ax, _ay;
bool _insmode;
bool _lgmode;
bool _compmode;
struct _Layer *_clipboard;
void get_norm_sel(int *x0, int *y0, int *x1, int *y1) {
sort_two(_x, _ax, x0, x1);
sort_two(_y, _ay, y0, y1);
}
bool doc_empty() { return 0 >= _doc->layer_count; }
void zero_state() {
_doc = document_create();
_filename = 0;
_lyr = _x = _y = _svx = _svy = _ax = _ay = 0;
_selmode = SM_NONE;
_fg = 7;
_bg = 0;
_insmode = false;
_clipboard = 0;
_lgmode = false;
_compmode = false;
}
void switch_to_layer(int l) {
Layer *lyr;
if (l < 0 || l >= _doc->layer_count) return;
lyr = _doc->layers[_lyr = l];
if (_x >= lyr->width) _x = lyr->width - 1;
if (_y >= lyr->height) _y = lyr->height - 1;
}
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