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/*
* file menu_level.c - level selection menu
*
* $Id: menu_level.c,v 1.9 2006/03/28 11:41:19 fzago Exp $
*
* Program XBLAST
* (C) by Oliver Vogel (e-mail: m.vogel@ndh.net)
*
* 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; or (at your option)
* any later version
*
* This program is distributed in the hope that it will be entertaining,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILTY 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
*/
#include "xblast.h"
/*
* local types
*/
typedef struct
{
XBAtom atom;
const char *name;
XBBool newSelect;
XBBool oldSelect;
} XBLevelSelection;
/*
* local variables
*/
static int numLevels = 0;
static XBLevelSelection *selectList = NULL;
static int levelFirst = 0;
static int levelLast = 0;
/*
* compare to level selection elments by name
*/
static int
CompareLevelSelections (const void *a, const void *b)
{
return strcmp (((const XBLevelSelection *) a)->name, ((const XBLevelSelection *) b)->name);
} /* CompareLevelSelections */
/*
* create list with all levels configs
*/
static XBLevelSelection *
CreateLevelSelection (int *pNumLevels)
{
XBLevelSelection *list;
int i;
XBAtom atom;
assert (pNumLevels != NULL);
/* how many levels do we have */
*pNumLevels = GetNumLevels ();
/* alloc data field */
list = calloc (*pNumLevels, sizeof (XBLevelSelection));
assert (list != NULL);
/* store levels */
for (i = 0; i < *pNumLevels; i++) {
/* get level data */
atom = GetLevelAtom (i);
assert (ATOM_INVALID != atom);
/* set selection data */
list[i].atom = atom;
list[i].name = GetLevelNameByAtom (atom);
list[i].newSelect = list[i].oldSelect = GetLevelSelected (atom);
}
/* sort list */
qsort (list, *pNumLevels, sizeof (XBLevelSelection), CompareLevelSelections);
/* that's all */
return list;
} /* CreateLevelList */
/*
* select all levels
*/
static XBBool
ButtonLevelSelectAll (void *par)
{
int i;
for (i = 0; i < numLevels; i++) {
selectList[i].newSelect = XBTrue;
}
return XBFalse;
} /* ButtonLevelSelectAll */
/*
* deselect all levels
*/
static XBBool
ButtonLevelSelectNone (void *par)
{
int i;
for (i = 0; i < numLevels; i++) {
selectList[i].newSelect = XBFalse;
}
return XBFalse;
} /* ButtonLevelSelectNone */
/*
* Forward in selection
*/
static XBBool
ButtonLevelForward (void *par)
{
if (levelLast < numLevels) {
levelFirst = levelLast;
}
return CreateLevelMenu (par);
} /* ButtonLevelForward */
/*
* Continue with game setup
*/
static XBBool
ButtonContinue (void *par)
{
int i;
XBMenuLevelPar *mlp = par;
assert (mlp != NULL);
/* store level selection */
for (i = 0; i < numLevels; i++) {
if (selectList[i].newSelect != selectList[i].oldSelect) {
StoreLevelSelected (selectList[i].atom, selectList[i].newSelect);
selectList[i].oldSelect = selectList[i].newSelect; /* KOEN 26-06-2002 */
}
}
/* call start game funtion */
return (*mlp->funcDefault) (mlp->parDefault);
} /* ButtonContinue */
/*
* Forward in selection
*/
static XBBool
ButtonLevelBackward (void *par)
{
levelFirst -= LEVEL_ROWS * LEVEL_COLS;
if (levelFirst < 0) {
levelFirst = 0;
}
return CreateLevelMenu (par);
} /* ButtonLevelForward */
/*
* create level selection menu
*/
XBBool
CreateLevelMenu (void *par)
{
int i, c, r;
XBMenuLevelPar *mlp = par;
/* get parameter */
assert (mlp != NULL);
/* init level selection */
if (NULL == selectList) {
selectList = CreateLevelSelection (&numLevels);
assert (selectList != NULL);
levelFirst = 0;
}
MenuClear ();
/* Title */
MenuAddLabel (TITLE_LEFT, TITLE_TOP, TITLE_WIDTH, N_("Level Selection"));
/* levels */
c = 0;
r = 0;
for (i = levelFirst; i < numLevels; i++) {
MenuAddToggle ((c * 6 + 3) * CELL_W / 2, MENU_TOP + r * CELL_H / 2, 13 * CELL_W / 4,
selectList[i].name, &selectList[i].newSelect);
r++;
if (r >= LEVEL_ROWS) {
r = 0;
c++;
if (c >= LEVEL_COLS) {
break;
}
}
}
levelLast = i + 1;
/* backwards and forwards */
MenuSetActive (MenuAddVButton
(0, 3 * CELL_H, LEVEL_ROWS * CELL_H / 2, N_("Backward"), ButtonLevelBackward, mlp),
(levelFirst > 0));
MenuSetActive (MenuAddVButton
(14 * CELL_W, 3 * CELL_H, LEVEL_ROWS * CELL_H / 2, N_("Forward"), ButtonLevelForward,
mlp), (levelLast < numLevels));
/* selection buttons */
MenuAddHButton (9 * CELL_W / 2, MENU_BOTTOM, 3 * CELL_W, N_("All"), ButtonLevelSelectAll, mlp);
MenuAddHButton (15 * CELL_W / 2, MENU_BOTTOM, 3 * CELL_W, N_("None"), ButtonLevelSelectNone, mlp);
/* cancel & ok */
MenuSetAbort (MenuAddHButton
(3 * CELL_W / 2, MENU_BOTTOM, 3 * CELL_W, mlp->textAbort, mlp->funcAbort,
mlp->parAbort));
MenuSetDefault (MenuAddHButton
(21 * CELL_W / 2, MENU_BOTTOM, 3 * CELL_W, mlp->textDefault, ButtonContinue,
mlp));
/* --- */
MenuSetLinks ();
/* that's all */
return XBFalse;
} /* CreateLevelMenu */
/*
* finish list with all levels configs
*/
void
FinishLevelSelection (void)
{
if (NULL != selectList) {
free (selectList);
selectList = NULL;
}
} /* FinishLevelSelection */
/*
* end of file menu_level.h
*/
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