1 /*****************************************************************************
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2 * osd.c - The OSD Menu core code.
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3 *****************************************************************************
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4 * Copyright (C) 2005 M2X
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5 * $Id: osd.c 9451 2004-12-01 01:07:08Z jpsaman $
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7 * Authors: Jean-Paul Saman <jpsaman #_at_# m2x dot nl>
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9 * This program is free software; you can redistribute it and/or modify
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10 * it under the terms of the GNU General Public License as published by
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11 * the Free Software Foundation; either version 2 of the License, or
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12 * (at your option) any later version.
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14 * This program is distributed in the hope that it will be useful,
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15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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17 * GNU General Public License for more details.
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19 * You should have received a copy of the GNU General Public License
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20 * along with this program; if not, write to the Free Software
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21 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
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22 *****************************************************************************/
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24 /*****************************************************************************
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26 *****************************************************************************/
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30 #include <vlc/vlc.h>
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31 #include <vlc_keys.h>
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32 #include <vlc_osd.h>
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34 #undef OSD_MENU_DEBUG
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36 /*****************************************************************************
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38 *****************************************************************************/
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40 static void osd_UpdateState( osd_menu_state_t *, int, int, int, int, picture_t * );
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41 static inline osd_state_t *osd_VolumeStateChange( osd_state_t *, int );
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42 static int osd_VolumeStep( vlc_object_t *, int, int );
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44 /*****************************************************************************
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46 *****************************************************************************/
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47 osd_menu_t *__osd_MenuCreate( vlc_object_t *p_this, const char *psz_file )
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49 osd_menu_t *p_osd = NULL;
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50 vlc_value_t lockval;
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54 /* to be sure to avoid multiple creation */
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55 var_Create( p_this->p_libvlc, "osd_mutex", VLC_VAR_MUTEX );
\r
56 var_Get( p_this->p_libvlc, "osd_mutex", &lockval );
\r
57 vlc_mutex_lock( lockval.p_address );
\r
59 if( ( p_osd = vlc_object_find( p_this, VLC_OBJECT_OSDMENU, FIND_ANYWHERE ) ) == NULL )
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63 msg_Dbg( p_this, "creating osd menu object" );
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64 if( ( p_osd = vlc_object_create( p_this, VLC_OBJECT_OSDMENU ) ) == NULL )
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66 msg_Err( p_this, "out of memory" );
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67 vlc_mutex_unlock( lockval.p_address );
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71 /* Parse configuration file */
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72 if( osd_ConfigLoader( p_this, psz_file, &p_osd ) )
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75 /* Setup default button (first button) */
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76 p_osd->p_state->p_visible = p_osd->p_button;
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77 p_osd->p_state->p_visible->p_current_state =
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78 osd_StateChange( p_osd->p_state->p_visible->p_states, OSD_BUTTON_SELECT );
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79 p_osd->i_width = p_osd->p_state->p_visible->p_current_state->p_pic->p[Y_PLANE].i_visible_pitch;
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80 p_osd->i_height = p_osd->p_state->p_visible->p_current_state->p_pic->p[Y_PLANE].i_visible_lines;
\r
82 /* Update the volume state images to match the current volume */
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83 i_volume = config_GetInt( p_this, "volume" );
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84 i_steps = osd_VolumeStep( p_this, i_volume, p_osd->p_state->p_volume->i_ranges );
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85 p_osd->p_state->p_volume->p_current_state = osd_VolumeStateChange( p_osd->p_state->p_volume->p_states, i_steps );
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87 /* Initialize OSD state */
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88 osd_UpdateState( p_osd->p_state, p_osd->i_x, p_osd->i_y,
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89 p_osd->i_width, p_osd->i_height, NULL );
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91 vlc_object_yield( p_osd );
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92 vlc_object_attach( p_osd, p_this->p_vlc );
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94 /* Signal when an update of OSD menu is needed */
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95 var_Create( p_osd, "osd-menu-update", VLC_VAR_BOOL );
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96 var_Create( p_osd, "osd-menu-visible", VLC_VAR_BOOL );
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98 val.b_bool = VLC_FALSE;
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99 var_Set( p_osd, "osd-menu-update", val );
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100 var_Set( p_osd, "osd-menu-visible", val );
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102 vlc_mutex_unlock( lockval.p_address );
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106 msg_Err( p_this, "creating osd menu object failed" );
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107 vlc_mutex_unlock( lockval.p_address );
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108 vlc_object_destroy( p_osd );
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112 void __osd_MenuDelete( vlc_object_t *p_this, osd_menu_t *p_osd )
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114 vlc_value_t lockval;
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116 if( !p_osd || !p_this ) return;
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118 var_Get( p_this->p_libvlc, "osd_mutex", &lockval );
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119 vlc_mutex_lock( lockval.p_address );
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121 vlc_object_release( p_osd );
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122 if( p_osd->i_refcount > 0 )
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124 vlc_mutex_unlock( lockval.p_address );
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128 var_Destroy( p_osd, "osd-menu-visible" );
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129 var_Destroy( p_osd, "osd-menu-update" );
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131 osd_ConfigUnload( p_this, &p_osd );
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132 vlc_object_detach( p_osd );
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133 vlc_object_destroy( p_osd );
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136 vlc_mutex_unlock( lockval.p_address );
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139 osd_state_t *__osd_StateChange( osd_state_t *p_states, const int i_state )
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141 osd_state_t *p_current = p_states;
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142 osd_state_t *p_temp = NULL;
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145 for( i=0; p_current != NULL; i++ )
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147 if( p_current->i_state == i_state )
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149 p_temp = p_current->p_next;
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150 p_current = p_temp;
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155 /* The volume can be modified in another interface while the OSD Menu
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156 * has not been instantiated yet. This routines updates the "volume OSD menu item"
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157 * to reflect the current state of the GUI.
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159 static inline osd_state_t *osd_VolumeStateChange( osd_state_t *p_current, int i_steps )
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161 osd_state_t *p_temp = NULL;
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164 if( i_steps < 0 ) i_steps = 0;
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166 for( i=0; (i < i_steps) && (p_current != NULL); i++ )
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168 p_temp = p_current->p_next;
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169 if( !p_temp ) return p_current;
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170 p_current = p_temp;
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172 return (!p_temp) ? p_current : p_temp;
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175 /* Update the state of the OSD Menu */
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176 static void osd_UpdateState( osd_menu_state_t *p_state, int i_x, int i_y,
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177 int i_width, int i_height, picture_t *p_pic )
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179 p_state->i_x = i_x;
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180 p_state->i_y = i_y;
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181 p_state->i_width = i_width;
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182 p_state->i_height = i_height;
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183 p_state->p_pic = p_pic;
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186 void __osd_MenuShow( vlc_object_t *p_this )
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188 osd_menu_t *p_osd = NULL;
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189 osd_button_t *p_button = NULL;
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190 vlc_value_t lockval;
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192 if( ( p_osd = vlc_object_find( p_this, VLC_OBJECT_OSDMENU, FIND_ANYWHERE ) ) == NULL )
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194 msg_Err( p_this, "osd_MenuNext failed" );
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198 var_Get( p_this->p_libvlc, "osd_mutex", &lockval );
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199 vlc_mutex_lock( lockval.p_address );
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201 #if defined(OSD_MENU_DEBUG)
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202 msg_Dbg( p_osd, "menu on" );
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204 p_button = p_osd->p_state->p_visible;
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207 if( !p_button->b_range )
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208 p_button->p_current_state = osd_StateChange( p_button->p_states, OSD_BUTTON_UNSELECT );
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209 p_osd->p_state->p_visible = p_osd->p_button;
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211 if( !p_osd->p_state->p_visible->b_range )
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212 p_osd->p_state->p_visible->p_current_state =
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213 osd_StateChange( p_osd->p_state->p_visible->p_states, OSD_BUTTON_SELECT );
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215 osd_UpdateState( p_osd->p_state,
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216 p_osd->p_state->p_visible->i_x, p_osd->p_state->p_visible->i_y,
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217 p_osd->p_state->p_visible->p_current_state->p_pic->p[Y_PLANE].i_visible_pitch,
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218 p_osd->p_state->p_visible->p_current_state->p_pic->p[Y_PLANE].i_visible_lines,
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219 p_osd->p_state->p_visible->p_current_state->p_pic );
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220 osd_SetMenuUpdate( p_osd, VLC_TRUE );
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222 osd_SetMenuVisible( p_osd, VLC_TRUE );
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224 vlc_object_release( (vlc_object_t*) p_osd );
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225 vlc_mutex_unlock( lockval.p_address );
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228 void __osd_MenuHide( vlc_object_t *p_this )
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230 osd_menu_t *p_osd = NULL;
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231 vlc_value_t lockval;
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233 if( ( p_osd = vlc_object_find( p_this, VLC_OBJECT_OSDMENU, FIND_ANYWHERE ) ) == NULL )
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235 msg_Err( p_this, "osd_MenuNext failed" );
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239 var_Get( p_this->p_libvlc, "osd_mutex", &lockval );
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240 vlc_mutex_lock( lockval.p_address );
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242 #if defined(OSD_MENU_DEBUG)
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243 msg_Dbg( p_osd, "menu off" );
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245 osd_UpdateState( p_osd->p_state,
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246 p_osd->p_state->i_x, p_osd->p_state->i_y,
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248 osd_SetMenuUpdate( p_osd, VLC_TRUE );
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250 vlc_object_release( (vlc_object_t*) p_osd );
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251 vlc_mutex_unlock( lockval.p_address );
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254 void __osd_MenuActivate( vlc_object_t *p_this )
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256 osd_menu_t *p_osd = NULL;
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257 osd_button_t *p_button = NULL;
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258 vlc_value_t lockval;
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260 if( ( p_osd = vlc_object_find( p_this, VLC_OBJECT_OSDMENU, FIND_ANYWHERE ) ) == NULL )
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262 msg_Err( p_this, "osd_MenuNext failed" );
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266 var_Get( p_this->p_libvlc, "osd_mutex", &lockval );
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267 vlc_mutex_lock( lockval.p_address );
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269 #if defined(OSD_MENU_DEBUG)
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270 msg_Dbg( p_osd, "select" );
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272 p_button = p_osd->p_state->p_visible;
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274 * Is there a menu item above or below? If so, then select it.
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276 if( p_button && p_button->p_up)
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278 vlc_object_release( (vlc_object_t*) p_osd );
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279 vlc_mutex_unlock( lockval.p_address );
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280 __osd_MenuUp( p_this ); /* "menu select" means go to menu item above. */
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283 if( p_button && p_button->p_down)
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285 vlc_object_release( (vlc_object_t*) p_osd );
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286 vlc_mutex_unlock( lockval.p_address );
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287 __osd_MenuDown( p_this ); /* "menu select" means go to menu item below. */
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291 if( p_button && !p_button->b_range )
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293 p_button->p_current_state = osd_StateChange( p_button->p_states, OSD_BUTTON_PRESSED );
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294 osd_UpdateState( p_osd->p_state,
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295 p_button->i_x, p_button->i_y,
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296 p_osd->p_state->p_visible->p_current_state->p_pic->p[Y_PLANE].i_visible_pitch,
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297 p_osd->p_state->p_visible->p_current_state->p_pic->p[Y_PLANE].i_visible_lines,
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298 p_button->p_current_state->p_pic );
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299 osd_SetMenuUpdate( p_osd, VLC_TRUE );
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300 osd_SetMenuVisible( p_osd, VLC_TRUE );
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301 osd_SetKeyPressed( VLC_OBJECT(p_osd->p_vlc), config_GetInt( p_osd, p_button->psz_action ) );
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302 #if defined(OSD_MENU_DEBUG)
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303 msg_Dbg( p_osd, "select (%d, %s)", config_GetInt( p_osd, p_button->psz_action ), p_button->psz_action );
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306 vlc_object_release( (vlc_object_t*) p_osd );
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307 vlc_mutex_unlock( lockval.p_address );
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310 void __osd_MenuNext( vlc_object_t *p_this )
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312 osd_menu_t *p_osd = NULL;
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313 osd_button_t *p_button = NULL;
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314 vlc_value_t lockval;
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316 if( ( p_osd = vlc_object_find( p_this, VLC_OBJECT_OSDMENU, FIND_ANYWHERE ) ) == NULL )
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318 msg_Err( p_this, "osd_MenuNext failed" );
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322 var_Get( p_this->p_libvlc, "osd_mutex", &lockval );
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323 vlc_mutex_lock( lockval.p_address );
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325 p_button = p_osd->p_state->p_visible;
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328 if( !p_button->b_range )
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329 p_button->p_current_state = osd_StateChange( p_button->p_states, OSD_BUTTON_UNSELECT );
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330 if( p_button->p_next )
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331 p_osd->p_state->p_visible = p_button->p_next;
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333 p_osd->p_state->p_visible = p_osd->p_button;
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335 if( !p_osd->p_state->p_visible->b_range )
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336 p_osd->p_state->p_visible->p_current_state =
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337 osd_StateChange( p_osd->p_state->p_visible->p_states, OSD_BUTTON_SELECT );
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339 osd_UpdateState( p_osd->p_state,
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340 p_osd->p_state->p_visible->i_x, p_osd->p_state->p_visible->i_y,
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341 p_osd->p_state->p_visible->p_current_state->p_pic->p[Y_PLANE].i_visible_pitch,
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342 p_osd->p_state->p_visible->p_current_state->p_pic->p[Y_PLANE].i_visible_lines,
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343 p_osd->p_state->p_visible->p_current_state->p_pic );
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344 osd_SetMenuUpdate( p_osd, VLC_TRUE );
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346 #if defined(OSD_MENU_DEBUG)
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347 msg_Dbg( p_osd, "direction right [button %s]", p_osd->p_state->p_visible->psz_action );
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350 vlc_object_release( (vlc_object_t*) p_osd );
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351 vlc_mutex_unlock( lockval.p_address );
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354 void __osd_MenuPrev( vlc_object_t *p_this )
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356 osd_menu_t *p_osd = NULL;
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357 osd_button_t *p_button = NULL;
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358 vlc_value_t lockval;
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360 if( ( p_osd = vlc_object_find( p_this, VLC_OBJECT_OSDMENU, FIND_ANYWHERE ) ) == NULL )
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362 msg_Err( p_this, "osd_MenuPrev failed" );
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366 var_Get( p_this->p_libvlc, "osd_mutex", &lockval );
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367 vlc_mutex_lock( lockval.p_address );
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369 p_button = p_osd->p_state->p_visible;
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372 if( !p_button->b_range )
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373 p_button->p_current_state = osd_StateChange( p_button->p_states, OSD_BUTTON_UNSELECT );
\r
374 if( p_button->p_prev )
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375 p_osd->p_state->p_visible = p_button->p_prev;
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377 p_osd->p_state->p_visible = p_osd->p_last_button;
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379 if( !p_osd->p_state->p_visible->b_range )
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380 p_osd->p_state->p_visible->p_current_state =
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381 osd_StateChange( p_osd->p_state->p_visible->p_states, OSD_BUTTON_SELECT );
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383 osd_UpdateState( p_osd->p_state,
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384 p_osd->p_state->p_visible->i_x, p_osd->p_state->p_visible->i_y,
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385 p_osd->p_state->p_visible->p_current_state->p_pic->p[Y_PLANE].i_visible_pitch,
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386 p_osd->p_state->p_visible->p_current_state->p_pic->p[Y_PLANE].i_visible_lines,
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387 p_osd->p_state->p_visible->p_current_state->p_pic );
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388 osd_SetMenuUpdate( p_osd, VLC_TRUE );
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390 #if defined(OSD_MENU_DEBUG)
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391 msg_Dbg( p_osd, "direction left [button %s]", p_osd->p_state->p_visible->psz_action );
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394 vlc_object_release( (vlc_object_t*) p_osd );
\r
395 vlc_mutex_unlock( lockval.p_address );
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398 void __osd_MenuUp( vlc_object_t *p_this )
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400 osd_menu_t *p_osd = NULL;
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401 osd_button_t *p_button = NULL;
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402 vlc_value_t lockval;
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403 #if defined(OSD_MENU_DEBUG)
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407 if( ( p_osd = vlc_object_find( p_this, VLC_OBJECT_OSDMENU, FIND_ANYWHERE ) ) == NULL )
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409 msg_Err( p_this, "osd_MenuDown failed" );
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413 var_Get( p_this->p_libvlc, "osd_mutex", &lockval );
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414 vlc_mutex_lock( lockval.p_address );
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416 p_button = p_osd->p_state->p_visible;
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419 if( !p_button->b_range )
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421 p_button->p_current_state = osd_StateChange( p_button->p_states, OSD_BUTTON_SELECT );
\r
422 if( p_button->p_up )
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423 p_osd->p_state->p_visible = p_button->p_up;
\r
426 if( p_button->b_range && p_osd->p_state->p_visible->b_range )
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428 osd_state_t *p_temp = p_osd->p_state->p_visible->p_current_state;
\r
429 if( p_temp && p_temp->p_next )
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430 p_osd->p_state->p_visible->p_current_state = p_temp->p_next;
\r
432 else if( !p_osd->p_state->p_visible->b_range )
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434 p_osd->p_state->p_visible->p_current_state =
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435 osd_StateChange( p_osd->p_state->p_visible->p_states, OSD_BUTTON_SELECT );
\r
438 osd_UpdateState( p_osd->p_state,
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439 p_osd->p_state->p_visible->i_x, p_osd->p_state->p_visible->i_y,
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440 p_osd->p_state->p_visible->p_current_state->p_pic->p[Y_PLANE].i_visible_pitch,
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441 p_osd->p_state->p_visible->p_current_state->p_pic->p[Y_PLANE].i_visible_lines,
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442 p_osd->p_state->p_visible->p_current_state->p_pic );
\r
443 osd_SetMenuUpdate( p_osd, VLC_TRUE );
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444 /* If this is a range style action with associated images of only one state,
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445 * then perform "menu select" on every menu navigation
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447 if( p_button->b_range )
\r
449 osd_SetKeyPressed( VLC_OBJECT(p_osd->p_vlc), config_GetInt(p_osd, p_button->psz_action) );
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450 #if defined(OSD_MENU_DEBUG)
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451 msg_Dbg( p_osd, "select (%d, %s)", val.i_int, p_button->psz_action );
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455 #if defined(OSD_MENU_DEBUG)
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456 msg_Dbg( p_osd, "direction up [button %s]", p_osd->p_state->p_visible->psz_action );
\r
459 vlc_object_release( (vlc_object_t*) p_osd );
\r
460 vlc_mutex_unlock( lockval.p_address );
\r
463 void __osd_MenuDown( vlc_object_t *p_this )
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465 osd_menu_t *p_osd = NULL;
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466 osd_button_t *p_button = NULL;
\r
467 vlc_value_t lockval;
\r
468 #if defined(OSD_MENU_DEBUG)
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472 if( ( p_osd = vlc_object_find( p_this, VLC_OBJECT_OSDMENU, FIND_ANYWHERE ) ) == NULL )
\r
474 msg_Err( p_this, "osd_MenuDown failed" );
\r
478 var_Get( p_this->p_libvlc, "osd_mutex", &lockval );
\r
479 vlc_mutex_lock( lockval.p_address );
\r
481 p_button = p_osd->p_state->p_visible;
\r
484 if( !p_button->b_range )
\r
486 p_button->p_current_state = osd_StateChange( p_button->p_states, OSD_BUTTON_SELECT );
\r
487 if( p_button->p_down )
\r
488 p_osd->p_state->p_visible = p_button->p_down;
\r
491 if( p_button->b_range && p_osd->p_state->p_visible->b_range )
\r
493 osd_state_t *p_temp = p_osd->p_state->p_visible->p_current_state;
\r
494 if( p_temp && p_temp->p_prev )
\r
495 p_osd->p_state->p_visible->p_current_state = p_temp->p_prev;
\r
497 else if( !p_osd->p_state->p_visible->b_range )
\r
499 p_osd->p_state->p_visible->p_current_state =
\r
500 osd_StateChange( p_osd->p_state->p_visible->p_states, OSD_BUTTON_SELECT );
\r
503 osd_UpdateState( p_osd->p_state,
\r
504 p_osd->p_state->p_visible->i_x, p_osd->p_state->p_visible->i_y,
\r
505 p_osd->p_state->p_visible->p_current_state->p_pic->p[Y_PLANE].i_visible_pitch,
\r
506 p_osd->p_state->p_visible->p_current_state->p_pic->p[Y_PLANE].i_visible_lines,
\r
507 p_osd->p_state->p_visible->p_current_state->p_pic );
\r
508 osd_SetMenuUpdate( p_osd, VLC_TRUE );
\r
509 /* If this is a range style action with associated images of only one state,
\r
510 * then perform "menu select" on every menu navigation
\r
512 if( p_button->b_range )
\r
514 osd_SetKeyPressed( VLC_OBJECT(p_osd->p_vlc), config_GetInt(p_osd, p_button->psz_action_down) );
\r
515 #if defined(OSD_MENU_DEBUG)
\r
516 msg_Dbg( p_osd, "select (%d, %s)", val.i_int, p_button->psz_action_down );
\r
520 #if defined(OSD_MENU_DEBUG)
\r
521 msg_Dbg( p_osd, "direction down [button %s]", p_osd->p_state->p_visible->psz_action );
\r
524 vlc_object_release( (vlc_object_t*) p_osd );
\r
525 vlc_mutex_unlock( lockval.p_address );
\r
528 static int osd_VolumeStep( vlc_object_t *p_this, int i_volume, int i_steps )
\r
530 int i_volume_step = 0;
\r
532 i_volume_step = config_GetInt( p_this->p_vlc, "volume-step" );
\r
533 return (i_volume/i_volume_step);
\r
537 * Display current audio volume bitmap
\r
539 * The OSD Menu audio volume bar is updated to reflect the new audio volume. Call this function
\r
540 * when the audio volume is updated outside the OSD menu command "menu up", "menu down" or "menu select".
\r
542 void __osd_Volume( vlc_object_t *p_this )
\r
544 osd_menu_t *p_osd = NULL;
\r
545 osd_button_t *p_button = NULL;
\r
546 vlc_value_t lockval;
\r
550 if( ( p_osd = vlc_object_find( p_this, VLC_OBJECT_OSDMENU, FIND_ANYWHERE ) ) == NULL )
\r
552 msg_Err( p_this, "OSD menu volume update failed" );
\r
556 var_Get( p_this->p_libvlc, "osd_mutex", &lockval );
\r
557 vlc_mutex_lock( lockval.p_address );
\r
559 p_button = p_osd->p_state->p_volume;
\r
560 if( p_osd->p_state->p_volume )
\r
561 p_osd->p_state->p_visible = p_osd->p_state->p_volume;
\r
562 if( p_button && p_button->b_range )
\r
564 /* Update the volume state images to match the current volume */
\r
565 i_volume = config_GetInt( p_this, "volume" );
\r
566 i_steps = osd_VolumeStep( p_this, i_volume, p_button->i_ranges );
\r
567 p_button->p_current_state = osd_VolumeStateChange( p_button->p_states, i_steps );
\r
569 osd_UpdateState( p_osd->p_state,
\r
570 p_button->i_x, p_button->i_y,
\r
571 p_button->p_current_state->p_pic->p[Y_PLANE].i_visible_pitch,
\r
572 p_button->p_current_state->p_pic->p[Y_PLANE].i_visible_lines,
\r
573 p_button->p_current_state->p_pic );
\r
574 osd_SetMenuUpdate( p_osd, VLC_TRUE );
\r
575 osd_SetMenuVisible( p_osd, VLC_TRUE );
\r
577 vlc_object_release( (vlc_object_t*) p_osd );
\r
578 vlc_mutex_unlock( lockval.p_address );
\r