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/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2009 - Jonathan Gordon
*
* 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 software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#include "config.h"
#include <stdio.h>
#include "action.h"
#include "skin_engine.h"
#include "wps_internals.h"
#include "misc.h"
#include "option_select.h"
#include "sound.h"
/** Disarms all touchregions. */
void skin_disarm_touchregions(struct wps_data *data)
{
struct skin_token_list *regions = data->touchregions;
while (regions)
{
((struct touchregion *)regions->token->value.data)->armed = false;
regions = regions->next;
}
}
/* Get the touched action.
* egde_offset is a percentage value for the position of the touch
* inside the bar for regions which arnt WPS_TOUCHREGION_ACTION type.
*/
int skin_get_touchaction(struct wps_data *data, int* edge_offset,
struct touchregion **retregion)
{
int returncode = ACTION_NONE;
short x,y;
short vx, vy;
int type = action_get_touchscreen_press(&x, &y);
static int last_action = ACTION_NONE;
struct touchregion *r, *temp = NULL;
bool repeated = (type == BUTTON_REPEAT);
bool released = (type == BUTTON_REL);
bool pressed = (type == BUTTON_TOUCHSCREEN);
struct skin_token_list *regions = data->touchregions;
while (regions)
{
r = (struct touchregion *)regions->token->value.data;
/* make sure this region's viewport is visible */
if (r->wvp->hidden_flags&VP_DRAW_HIDDEN)
{
regions = regions->next;
continue;
}
/* check if it's inside this viewport */
if (viewport_point_within_vp(&(r->wvp->vp), x, y))
{ /* reposition the touch inside the viewport since touchregions
* are relative to a preceding viewport */
vx = x - r->wvp->vp.x;
vy = y - r->wvp->vp.y;
/* now see if the point is inside this region */
if (vx >= r->x && vx < r->x+r->width &&
vy >= r->y && vy < r->y+r->height)
{
/* reposition the touch within the area */
vx -= r->x;
vy -= r->y;
switch(r->type)
{
case WPS_TOUCHREGION_ACTION:
if (r->armed && ((repeated && r->repeat) || (released && !r->repeat)))
{
last_action = r->action;
returncode = r->action;
temp = r;
}
if (pressed)
{
r->armed = true;
r->last_press = current_tick;
}
break;
default:
if (edge_offset)
{
if(r->width > r->height)
*edge_offset = vx*100/r->width;
else
*edge_offset = vy*100/r->height;
if (r->reverse_bar)
*edge_offset = 100 - *edge_offset;
}
returncode = r->type;
temp = r;
break;
}
}
}
regions = regions->next;
}
/* On release, all regions are disarmed. */
if (released)
skin_disarm_touchregions(data);
if (retregion && temp)
*retregion = temp;
if (returncode != ACTION_NONE)
{
switch (returncode)
{
case ACTION_SETTINGS_INC:
case ACTION_SETTINGS_DEC:
{
const struct settings_list *setting = temp->data;
option_select_next_val(setting, returncode == ACTION_SETTINGS_DEC, true);
returncode = ACTION_REDRAW;
}
break;
case ACTION_TOUCH_MUTE:
{
const int min_vol = sound_min(SOUND_VOLUME);
if (global_settings.volume == min_vol)
global_settings.volume = temp->value;
else
{
temp->value = global_settings.volume;
global_settings.volume = min_vol;
}
setvol();
returncode = ACTION_REDRAW;
}
break;
}
return returncode;
}
last_action = ACTION_TOUCHSCREEN;
return ACTION_TOUCHSCREEN;
}
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