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 /* 3 is a magic number for 32 volume decrease steps */
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37 #define OSD_VOLUME_STEPS(i_volume,i_n) (i_volume/AOUT_VOLUME_STEP) / (AOUT_VOLUME_STEP/(i_n-1))
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39 /*****************************************************************************
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41 *****************************************************************************/
\r
43 static void osd_UpdateState( osd_menu_state_t *, int, int, int, int, picture_t * );
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44 static inline osd_state_t *osd_VolumeStateChange( osd_state_t *, int );
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46 osd_menu_t *__osd_MenuCreate( vlc_object_t *p_this, const char *psz_file )
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48 osd_menu_t *p_osd = NULL;
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49 vlc_value_t lockval;
\r
53 /* to be sure to avoid multiple creation */
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54 var_Create( p_this->p_libvlc, "osd_mutex", VLC_VAR_MUTEX );
\r
55 var_Get( p_this->p_libvlc, "osd_mutex", &lockval );
\r
56 vlc_mutex_lock( lockval.p_address );
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58 if( ( p_osd = vlc_object_find( p_this, VLC_OBJECT_OSDMENU, FIND_ANYWHERE ) ) == NULL )
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62 msg_Dbg( p_this, "creating osd menu object" );
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63 if( ( p_osd = vlc_object_create( p_this, VLC_OBJECT_OSDMENU ) ) == NULL )
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65 msg_Err( p_this, "out of memory" );
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66 vlc_mutex_unlock( lockval.p_address );
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70 /* Parse configuration file */
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71 if( osd_ConfigLoader( p_this, psz_file, &p_osd ) )
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74 /* Setup default button (first button) */
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75 p_osd->p_state->p_visible = p_osd->p_button;
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76 p_osd->p_state->p_visible->p_current_state =
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77 osd_StateChange( p_osd->p_state->p_visible->p_states, OSD_BUTTON_SELECT );
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78 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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79 p_osd->i_height = p_osd->p_state->p_visible->p_current_state->p_pic->p[Y_PLANE].i_visible_lines;
\r
81 /* Update the volume state images to match the current volume */
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82 i_volume = config_GetInt( p_this, "volume" );
\r
83 i_steps = OSD_VOLUME_STEPS( i_volume, p_osd->p_state->p_volume->i_ranges );
\r
84 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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86 /* Initialize OSD state */
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87 osd_UpdateState( p_osd->p_state, p_osd->i_x, p_osd->i_y,
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88 p_osd->i_width, p_osd->i_height, NULL );
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90 vlc_object_yield( p_osd );
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91 vlc_object_attach( p_osd, p_this->p_vlc );
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93 /* Signal when an update of OSD menu is needed */
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94 var_Create( p_osd, "osd-menu-update", VLC_VAR_BOOL );
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95 var_Create( p_osd, "osd-menu-visible", VLC_VAR_BOOL );
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97 val.b_bool = VLC_FALSE;
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98 var_Set( p_osd, "osd-menu-update", val );
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99 var_Set( p_osd, "osd-menu-visible", val );
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101 vlc_mutex_unlock( lockval.p_address );
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105 msg_Err( p_this, "creating osd menu object failed" );
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106 vlc_mutex_unlock( lockval.p_address );
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107 vlc_object_destroy( p_osd );
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111 void __osd_MenuDelete( vlc_object_t *p_this, osd_menu_t *p_osd )
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113 vlc_value_t lockval;
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115 if( !p_osd || !p_this ) return;
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117 var_Get( p_this->p_libvlc, "osd_mutex", &lockval );
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118 vlc_mutex_lock( lockval.p_address );
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120 vlc_object_release( p_osd );
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121 if( p_osd->i_refcount > 0 )
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123 vlc_mutex_unlock( lockval.p_address );
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127 var_Destroy( p_osd, "osd-menu-visible" );
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128 var_Destroy( p_osd, "osd-menu-update" );
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130 osd_ConfigUnload( p_this, &p_osd );
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131 vlc_object_detach( p_osd );
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132 vlc_object_destroy( p_osd );
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135 vlc_mutex_unlock( lockval.p_address );
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138 osd_state_t *__osd_StateChange( osd_state_t *p_states, const int i_state )
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140 osd_state_t *p_current = p_states;
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141 osd_state_t *p_temp = NULL;
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144 for( i=0; p_current != NULL; i++ )
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146 if( p_current->i_state == i_state )
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148 p_temp = p_current->p_next;
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149 p_current = p_temp;
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154 /* The volume can be modified in another interface while the OSD Menu
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155 * has not been instantiated yet. This routines updates the "volume OSD menu item"
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156 * to reflect the current state of the GUI.
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158 static inline osd_state_t *osd_VolumeStateChange( osd_state_t *p_current, int i_steps )
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160 osd_state_t *p_temp = NULL;
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163 if( i_steps < 0 ) i_steps = 0;
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165 for( i=0; (i < i_steps) && (p_current != NULL); i++ )
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167 p_temp = p_current->p_next;
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168 if( !p_temp ) return p_current;
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169 p_current = p_temp;
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171 return (!p_temp) ? p_current : p_temp;
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174 /* Update the state of the OSD Menu */
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175 static void osd_UpdateState( osd_menu_state_t *p_state, int i_x, int i_y,
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176 int i_width, int i_height, picture_t *p_pic )
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178 p_state->i_x = i_x;
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179 p_state->i_y = i_y;
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180 p_state->i_width = i_width;
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181 p_state->i_height = i_height;
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182 p_state->p_pic = p_pic;
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185 void __osd_MenuShow( vlc_object_t *p_this )
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187 osd_menu_t *p_osd = NULL;
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188 osd_button_t *p_button = NULL;
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189 vlc_value_t lockval;
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191 if( ( p_osd = vlc_object_find( p_this, VLC_OBJECT_OSDMENU, FIND_ANYWHERE ) ) == NULL )
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193 msg_Err( p_this, "osd_MenuNext failed" );
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197 var_Get( p_this->p_libvlc, "osd_mutex", &lockval );
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198 vlc_mutex_lock( lockval.p_address );
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200 #if defined(OSD_MENU_DEBUG)
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201 msg_Dbg( p_osd, "menu on" );
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203 p_button = p_osd->p_state->p_visible;
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206 if( !p_button->b_range )
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207 p_button->p_current_state = osd_StateChange( p_button->p_states, OSD_BUTTON_UNSELECT );
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208 p_osd->p_state->p_visible = p_osd->p_button;
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210 if( !p_osd->p_state->p_visible->b_range )
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211 p_osd->p_state->p_visible->p_current_state =
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212 osd_StateChange( p_osd->p_state->p_visible->p_states, OSD_BUTTON_SELECT );
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214 osd_UpdateState( p_osd->p_state,
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215 p_osd->p_state->p_visible->i_x, p_osd->p_state->p_visible->i_y,
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216 p_osd->p_state->p_visible->p_current_state->p_pic->p[Y_PLANE].i_visible_pitch,
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217 p_osd->p_state->p_visible->p_current_state->p_pic->p[Y_PLANE].i_visible_lines,
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218 p_osd->p_state->p_visible->p_current_state->p_pic );
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219 osd_SetMenuUpdate( p_osd, VLC_TRUE );
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221 osd_SetMenuVisible( p_osd, VLC_TRUE );
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223 vlc_object_release( (vlc_object_t*) p_osd );
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224 vlc_mutex_unlock( lockval.p_address );
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227 void __osd_MenuHide( vlc_object_t *p_this )
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229 osd_menu_t *p_osd = NULL;
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230 vlc_value_t lockval;
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232 if( ( p_osd = vlc_object_find( p_this, VLC_OBJECT_OSDMENU, FIND_ANYWHERE ) ) == NULL )
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234 msg_Err( p_this, "osd_MenuNext failed" );
\r
238 var_Get( p_this->p_libvlc, "osd_mutex", &lockval );
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239 vlc_mutex_lock( lockval.p_address );
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241 #if defined(OSD_MENU_DEBUG)
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242 msg_Dbg( p_osd, "menu off" );
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244 osd_UpdateState( p_osd->p_state,
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245 p_osd->p_state->i_x, p_osd->p_state->i_y,
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246 p_osd->p_state->p_visible->p_current_state->p_pic->p[Y_PLANE].i_visible_pitch,
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247 p_osd->p_state->p_visible->p_current_state->p_pic->p[Y_PLANE].i_visible_lines,
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249 osd_SetMenuUpdate( p_osd, VLC_TRUE );
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251 vlc_object_release( (vlc_object_t*) p_osd );
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252 vlc_mutex_unlock( lockval.p_address );
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255 void __osd_MenuActivate( vlc_object_t *p_this )
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257 osd_menu_t *p_osd = NULL;
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258 osd_button_t *p_button = NULL;
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259 vlc_value_t lockval;
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261 if( ( p_osd = vlc_object_find( p_this, VLC_OBJECT_OSDMENU, FIND_ANYWHERE ) ) == NULL )
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263 msg_Err( p_this, "osd_MenuNext failed" );
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267 var_Get( p_this->p_libvlc, "osd_mutex", &lockval );
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268 vlc_mutex_lock( lockval.p_address );
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270 #if defined(OSD_MENU_DEBUG)
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271 msg_Dbg( p_osd, "select" );
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273 p_button = p_osd->p_state->p_visible;
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275 * Is there a menu item above or below? If so, then select it.
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277 if( p_button && p_button->p_up)
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279 vlc_object_release( (vlc_object_t*) p_osd );
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280 vlc_mutex_unlock( lockval.p_address );
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281 __osd_MenuUp( p_this ); /* "menu select" means go to menu item above. */
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284 if( p_button && p_button->p_down)
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286 vlc_object_release( (vlc_object_t*) p_osd );
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287 vlc_mutex_unlock( lockval.p_address );
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288 __osd_MenuDown( p_this ); /* "menu select" means go to menu item below. */
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292 if( p_button && !p_button->b_range )
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294 p_button->p_current_state = osd_StateChange( p_button->p_states, OSD_BUTTON_PRESSED );
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295 osd_UpdateState( p_osd->p_state,
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296 p_button->i_x, p_button->i_y,
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297 p_osd->p_state->p_visible->p_current_state->p_pic->p[Y_PLANE].i_visible_pitch,
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298 p_osd->p_state->p_visible->p_current_state->p_pic->p[Y_PLANE].i_visible_lines,
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299 p_button->p_current_state->p_pic );
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300 osd_SetMenuUpdate( p_osd, VLC_TRUE );
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301 osd_SetMenuVisible( p_osd, VLC_TRUE );
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302 osd_SetKeyPressed( VLC_OBJECT(p_osd->p_vlc), config_GetInt( p_osd, p_button->psz_action ) );
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303 #if defined(OSD_MENU_DEBUG)
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304 msg_Dbg( p_osd, "select (%d, %s)", config_GetInt( p_osd, p_button->psz_action ), p_button->psz_action );
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307 vlc_object_release( (vlc_object_t*) p_osd );
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308 vlc_mutex_unlock( lockval.p_address );
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311 void __osd_MenuNext( vlc_object_t *p_this )
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313 osd_menu_t *p_osd = NULL;
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314 osd_button_t *p_button = NULL;
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315 vlc_value_t lockval;
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317 if( ( p_osd = vlc_object_find( p_this, VLC_OBJECT_OSDMENU, FIND_ANYWHERE ) ) == NULL )
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319 msg_Err( p_this, "osd_MenuNext failed" );
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323 var_Get( p_this->p_libvlc, "osd_mutex", &lockval );
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324 vlc_mutex_lock( lockval.p_address );
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326 p_button = p_osd->p_state->p_visible;
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329 if( !p_button->b_range )
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330 p_button->p_current_state = osd_StateChange( p_button->p_states, OSD_BUTTON_UNSELECT );
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331 if( p_button->p_next )
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332 p_osd->p_state->p_visible = p_button->p_next;
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334 p_osd->p_state->p_visible = p_osd->p_button;
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336 if( !p_osd->p_state->p_visible->b_range )
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337 p_osd->p_state->p_visible->p_current_state =
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338 osd_StateChange( p_osd->p_state->p_visible->p_states, OSD_BUTTON_SELECT );
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340 osd_UpdateState( p_osd->p_state,
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341 p_osd->p_state->p_visible->i_x, p_osd->p_state->p_visible->i_y,
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342 p_osd->p_state->p_visible->p_current_state->p_pic->p[Y_PLANE].i_visible_pitch,
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343 p_osd->p_state->p_visible->p_current_state->p_pic->p[Y_PLANE].i_visible_lines,
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344 p_osd->p_state->p_visible->p_current_state->p_pic );
\r
345 osd_SetMenuUpdate( p_osd, VLC_TRUE );
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347 #if defined(OSD_MENU_DEBUG)
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348 msg_Dbg( p_osd, "direction right [button %s]", p_osd->p_state->p_visible->psz_action );
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351 vlc_object_release( (vlc_object_t*) p_osd );
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352 vlc_mutex_unlock( lockval.p_address );
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355 void __osd_MenuPrev( vlc_object_t *p_this )
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357 osd_menu_t *p_osd = NULL;
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358 osd_button_t *p_button = NULL;
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359 vlc_value_t lockval;
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361 if( ( p_osd = vlc_object_find( p_this, VLC_OBJECT_OSDMENU, FIND_ANYWHERE ) ) == NULL )
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363 msg_Err( p_this, "osd_MenuPrev failed" );
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367 var_Get( p_this->p_libvlc, "osd_mutex", &lockval );
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368 vlc_mutex_lock( lockval.p_address );
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370 p_button = p_osd->p_state->p_visible;
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373 if( !p_button->b_range )
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374 p_button->p_current_state = osd_StateChange( p_button->p_states, OSD_BUTTON_UNSELECT );
\r
375 if( p_button->p_prev )
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376 p_osd->p_state->p_visible = p_button->p_prev;
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378 p_osd->p_state->p_visible = p_osd->p_last_button;
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380 if( !p_osd->p_state->p_visible->b_range )
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381 p_osd->p_state->p_visible->p_current_state =
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382 osd_StateChange( p_osd->p_state->p_visible->p_states, OSD_BUTTON_SELECT );
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384 osd_UpdateState( p_osd->p_state,
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385 p_osd->p_state->p_visible->i_x, p_osd->p_state->p_visible->i_y,
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386 p_osd->p_state->p_visible->p_current_state->p_pic->p[Y_PLANE].i_visible_pitch,
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387 p_osd->p_state->p_visible->p_current_state->p_pic->p[Y_PLANE].i_visible_lines,
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388 p_osd->p_state->p_visible->p_current_state->p_pic );
\r
389 osd_SetMenuUpdate( p_osd, VLC_TRUE );
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391 #if defined(OSD_MENU_DEBUG)
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392 msg_Dbg( p_osd, "direction left [button %s]", p_osd->p_state->p_visible->psz_action );
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395 vlc_object_release( (vlc_object_t*) p_osd );
\r
396 vlc_mutex_unlock( lockval.p_address );
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399 void __osd_MenuUp( vlc_object_t *p_this )
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401 osd_menu_t *p_osd = NULL;
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402 osd_button_t *p_button = NULL;
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403 vlc_value_t lockval;
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404 #if defined(OSD_MENU_DEBUG)
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408 if( ( p_osd = vlc_object_find( p_this, VLC_OBJECT_OSDMENU, FIND_ANYWHERE ) ) == NULL )
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410 msg_Err( p_this, "osd_MenuDown failed" );
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414 var_Get( p_this->p_libvlc, "osd_mutex", &lockval );
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415 vlc_mutex_lock( lockval.p_address );
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417 p_button = p_osd->p_state->p_visible;
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420 if( !p_button->b_range )
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422 p_button->p_current_state = osd_StateChange( p_button->p_states, OSD_BUTTON_SELECT );
\r
423 if( p_button->p_up )
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424 p_osd->p_state->p_visible = p_button->p_up;
\r
427 if( p_button->b_range && p_osd->p_state->p_visible->b_range )
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429 osd_state_t *p_temp = p_osd->p_state->p_visible->p_current_state;
\r
430 if( p_temp && p_temp->p_next )
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431 p_osd->p_state->p_visible->p_current_state = p_temp->p_next;
\r
433 else if( !p_osd->p_state->p_visible->b_range )
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435 p_osd->p_state->p_visible->p_current_state =
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436 osd_StateChange( p_osd->p_state->p_visible->p_states, OSD_BUTTON_SELECT );
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439 osd_UpdateState( p_osd->p_state,
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440 p_osd->p_state->p_visible->i_x, p_osd->p_state->p_visible->i_y,
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441 p_osd->p_state->p_visible->p_current_state->p_pic->p[Y_PLANE].i_visible_pitch,
\r
442 p_osd->p_state->p_visible->p_current_state->p_pic->p[Y_PLANE].i_visible_lines,
\r
443 p_osd->p_state->p_visible->p_current_state->p_pic );
\r
444 osd_SetMenuUpdate( p_osd, VLC_TRUE );
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445 /* If this is a range style action with associated images of only one state,
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446 * then perform "menu select" on every menu navigation
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448 if( p_button->b_range )
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450 osd_SetKeyPressed( VLC_OBJECT(p_osd->p_vlc), config_GetInt(p_osd, p_button->psz_action) );
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451 #if defined(OSD_MENU_DEBUG)
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452 msg_Dbg( p_osd, "select (%d, %s)", val.i_int, p_button->psz_action );
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456 #if defined(OSD_MENU_DEBUG)
\r
457 msg_Dbg( p_osd, "direction up [button %s]", p_osd->p_state->p_visible->psz_action );
\r
460 vlc_object_release( (vlc_object_t*) p_osd );
\r
461 vlc_mutex_unlock( lockval.p_address );
\r
464 void __osd_MenuDown( vlc_object_t *p_this )
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466 osd_menu_t *p_osd = NULL;
\r
467 osd_button_t *p_button = NULL;
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468 vlc_value_t lockval;
\r
469 #if defined(OSD_MENU_DEBUG)
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473 if( ( p_osd = vlc_object_find( p_this, VLC_OBJECT_OSDMENU, FIND_ANYWHERE ) ) == NULL )
\r
475 msg_Err( p_this, "osd_MenuDown failed" );
\r
479 var_Get( p_this->p_libvlc, "osd_mutex", &lockval );
\r
480 vlc_mutex_lock( lockval.p_address );
\r
482 p_button = p_osd->p_state->p_visible;
\r
485 if( !p_button->b_range )
\r
487 p_button->p_current_state = osd_StateChange( p_button->p_states, OSD_BUTTON_SELECT );
\r
488 if( p_button->p_down )
\r
489 p_osd->p_state->p_visible = p_button->p_down;
\r
492 if( p_button->b_range && p_osd->p_state->p_visible->b_range )
\r
494 osd_state_t *p_temp = p_osd->p_state->p_visible->p_current_state;
\r
495 if( p_temp && p_temp->p_prev )
\r
496 p_osd->p_state->p_visible->p_current_state = p_temp->p_prev;
\r
498 else if( !p_osd->p_state->p_visible->b_range )
\r
500 p_osd->p_state->p_visible->p_current_state =
\r
501 osd_StateChange( p_osd->p_state->p_visible->p_states, OSD_BUTTON_SELECT );
\r
504 osd_UpdateState( p_osd->p_state,
\r
505 p_osd->p_state->p_visible->i_x, p_osd->p_state->p_visible->i_y,
\r
506 p_osd->p_state->p_visible->p_current_state->p_pic->p[Y_PLANE].i_visible_pitch,
\r
507 p_osd->p_state->p_visible->p_current_state->p_pic->p[Y_PLANE].i_visible_lines,
\r
508 p_osd->p_state->p_visible->p_current_state->p_pic );
\r
509 osd_SetMenuUpdate( p_osd, VLC_TRUE );
\r
510 /* If this is a range style action with associated images of only one state,
\r
511 * then perform "menu select" on every menu navigation
\r
513 if( p_button->b_range )
\r
515 osd_SetKeyPressed( VLC_OBJECT(p_osd->p_vlc), config_GetInt(p_osd, p_button->psz_action_down) );
\r
516 #if defined(OSD_MENU_DEBUG)
\r
517 msg_Dbg( p_osd, "select (%d, %s)", val.i_int, p_button->psz_action_down );
\r
521 #if defined(OSD_MENU_DEBUG)
\r
522 msg_Dbg( p_osd, "direction down [button %s]", p_osd->p_state->p_visible->psz_action );
\r
525 vlc_object_release( (vlc_object_t*) p_osd );
\r
526 vlc_mutex_unlock( lockval.p_address );
\r
530 * Display current audio volume bitmap
\r
532 * The OSD Menu audio volume bar is updated to reflect the new audio volume. Call this function
\r
533 * when the audio volume is updated outside the OSD menu command "menu up", "menu down" or "menu select".
\r
535 void __osd_Volume( vlc_object_t *p_this )
\r
537 osd_menu_t *p_osd = NULL;
\r
538 osd_button_t *p_button = NULL;
\r
539 vlc_value_t lockval;
\r
543 if( ( p_osd = vlc_object_find( p_this, VLC_OBJECT_OSDMENU, FIND_ANYWHERE ) ) == NULL )
\r
545 msg_Err( p_this, "OSD menu volume update failed" );
\r
549 var_Get( p_this->p_libvlc, "osd_mutex", &lockval );
\r
550 vlc_mutex_lock( lockval.p_address );
\r
552 p_button = p_osd->p_state->p_volume;
\r
553 if( p_osd->p_state->p_volume )
\r
554 p_osd->p_state->p_visible = p_osd->p_state->p_volume;
\r
555 if( p_button && p_button->b_range )
\r
557 /* Update the volume state images to match the current volume */
\r
558 i_volume = config_GetInt( p_this, "volume" );
\r
559 i_steps = OSD_VOLUME_STEPS( i_volume, p_button->i_ranges );
\r
560 p_button->p_current_state = osd_VolumeStateChange( p_button->p_states, i_steps );
\r
562 osd_UpdateState( p_osd->p_state,
\r
563 p_button->i_x, p_button->i_y,
\r
564 p_button->p_current_state->p_pic->p[Y_PLANE].i_visible_pitch,
\r
565 p_button->p_current_state->p_pic->p[Y_PLANE].i_visible_lines,
\r
566 p_button->p_current_state->p_pic );
\r
567 osd_SetMenuUpdate( p_osd, VLC_TRUE );
\r
568 osd_SetMenuVisible( p_osd, VLC_TRUE );
\r
570 vlc_object_release( (vlc_object_t*) p_osd );
\r
571 vlc_mutex_unlock( lockval.p_address );
\r