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/*
* file mi_button.c - buttons for menu
*
* $Id: mi_button.c,v 1.5 2006/02/09 21:21:24 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 macros
*/
/* text sprite flags */
#define FF_H_BUTTON_FOCUS (FF_Large | FF_Black | FF_Center | FF_Outlined )
#define FF_H_BUTTON_NO_FOCUS (FF_Large | FF_White | FF_Center )
#define FF_V_BUTTON_FOCUS (FF_Medium | FF_Black | FF_Vertical | FF_Outlined)
#define FF_V_BUTTON_NO_FOCUS (FF_Medium | FF_White | FF_Vertical)
/*
* local types
*/
typedef struct
{
XBMenuItem item;
const char *text;
Sprite *sprite;
Sprite *iconSprite;
XBBool horizontal;
MIC_button func;
void *funcData;
} XBMenuButtonItem;
/*
* local variables
*/
static MIC_button nextExec = NULL;
static void *nextExecData = NULL;
/*
* determine current text flags
*/
static void
SetTextFlags (XBMenuButtonItem * button)
{
assert (button != NULL);
assert (button->sprite != NULL);
if (button->horizontal) {
if (button->item.flags & MIF_FOCUS) {
SetSpriteAnime (button->sprite, FF_Large | FF_Black | FF_Center | FF_Outlined);
}
else if (button->item.flags & MIF_DEACTIVATED) {
SetSpriteAnime (button->sprite, FF_Large | FF_Black | FF_Center);
}
else {
SetSpriteAnime (button->sprite, FF_Large | FF_White | FF_Center);
}
}
else {
if (button->item.flags & MIF_FOCUS) {
SetSpriteAnime (button->sprite, FF_Medium | FF_Black | FF_Vertical | FF_Outlined);
}
else if (button->item.flags & MIF_DEACTIVATED) {
SetSpriteAnime (button->sprite, FF_Medium | FF_Black | FF_Vertical);
}
else {
SetSpriteAnime (button->sprite, FF_Medium | FF_White | FF_Vertical);
}
}
} /* ButtonTextFlags */
/*
* button has changed activation
*/
void
MenuActivateButton (XBMenuItem * ptr, XBBool flag)
{
SetTextFlags ((XBMenuButtonItem *) ptr);
} /* MenuActivateButton */
/*
* a horizontal button receives the focus
*/
static void
MenuButtonFocus (XBMenuItem * ptr, XBBool flag)
{
SetTextFlags ((XBMenuButtonItem *) ptr);
} /* MenuHButtonFocus */
/*
* a button is selected
*/
static void
MenuButtonSelect (XBMenuItem * ptr)
{
XBMenuButtonItem *button = (XBMenuButtonItem *) ptr;
assert (ptr != NULL);
nextExec = button->func;
nextExecData = button->funcData;
} /* MenuButtonSelect */
/*
* button was selected by mouse
*/
static void
MenuButtonMouse (XBMenuItem * ptr, XBEventCode code)
{
if (code == XBE_MOUSE_1) {
MenuButtonSelect (ptr);
}
} /* MenuButtonMouse */
/*
*
*/
XBMenuItem *
MenuCreateHButton (int x, int y, int w, const char *text, MIC_button func, void *funcData)
{
/* create item */
XBMenuButtonItem *button = calloc (1, sizeof (XBMenuButtonItem));
assert (button != NULL);
MenuSetItem (&button->item, MIT_Button, x, y, w, CELL_H, MenuButtonFocus, MenuButtonSelect,
MenuButtonMouse, NULL);
/* set item specific values */
button->text = text;
button->sprite =
CreateTextSprite (text, (x + 1) * BASE_X, (y + 1) * BASE_Y, (w - 2) * BASE_X,
(CELL_H - 2) * BASE_Y, FF_H_BUTTON_NO_FOCUS, SPM_MAPPED);
button->func = func;
button->funcData = funcData;
button->horizontal = XBTrue;
/* graphics */
MenuAddLargeFrame ((x - CELL_W / 2) / CELL_W, (x + w + CELL_W / 2 - 1) / CELL_W, y / CELL_H);
/* --- */
return &button->item;
} /* CreateMenuButton */
/*
*
*/
XBMenuItem *
MenuCreateVButton (int x, int y, int h, const char *text, MIC_button func, void *funcData)
{
/* create item */
XBMenuButtonItem *button = calloc (1, sizeof (XBMenuButtonItem));
assert (button != NULL);
MenuSetItem (&button->item, MIT_Button, x, y, CELL_W, h, MenuButtonFocus, MenuButtonSelect,
MenuButtonMouse, NULL);
button->text = text;
button->sprite =
CreateTextSprite (text, (x + 1) * BASE_X, (y + 1) * BASE_Y, (CELL_W - 2) * BASE_X,
(h - 2) * BASE_Y, FF_V_BUTTON_NO_FOCUS, SPM_MAPPED);
button->func = func;
button->funcData = funcData;
button->horizontal = XBFalse;
/* graphics */
MenuAddVerticalFrame (x / CELL_W, y / CELL_H, (y + h - 1) / CELL_W);
/* --- */
return &button->item;
} /* CreateMenuButton */
/*
* delete a button
*/
void
MenuDeleteButton (XBMenuItem * item)
{
XBMenuButtonItem *button = (XBMenuButtonItem *) item;
assert (button->sprite != NULL);
DeleteSprite (button->sprite);
if (NULL != button->iconSprite) {
DeleteSprite (button->iconSprite);
}
} /* DeleteButtonItem */
/*
* button is default button
*/
void
MenuSetButtonIcon (XBMenuItem * item, IconSpriteAnimation anime)
{
XBMenuButtonItem *button = (XBMenuButtonItem *) item;
assert (button != NULL);
assert (button->item.type == MIT_Button);
/* create sprite if needed */
assert (button->iconSprite == NULL);
button->iconSprite =
CreateIconSprite ((button->item.x + 1) * BASE_X, button->item.y * BASE_Y, anime,
SPM_MAPPED);
assert (NULL != button->iconSprite);
} /* MenuSetButtonIcon */
/*
* exec function of button
*/
XBBool
MenuExecButton (void)
{
XBBool result = XBFalse;
if (NULL != nextExec) {
result = (*nextExec) (nextExecData);
nextExec = NULL;
nextExecData = NULL;
}
return result;
}
/*
* set next exec to external function
*/
void
MenuButtonSetNextExec (MIC_button func, void *data)
{
nextExec = func;
nextExecData = data;
} /* MenuButtonSetNextExec */
/*
* end of file mi_button.c
*/
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