From a3b41b5b37ca9c2fe7055c3de7caf759ce363e58 Mon Sep 17 00:00:00 2001
From: terencehill <piuntn@gmail.com>
Date: Wed, 16 May 2012 23:51:49 +0200
Subject: [PATCH] Add a real playlist where it's possible to add tracks from
 the list of all the available tracks

---
 qcsrc/menu/classes.c                          |   1 +
 .../xonotic/dialog_multiplayer_musicplayer.c  |  57 +++--
 qcsrc/menu/xonotic/playlist.c                 | 214 ++++++++++++++++++
 qcsrc/menu/xonotic/soundlist.c                | 102 +--------
 4 files changed, 260 insertions(+), 114 deletions(-)
 create mode 100644 qcsrc/menu/xonotic/playlist.c

diff --git a/qcsrc/menu/classes.c b/qcsrc/menu/classes.c
index dfa7ebe7b5..40e90158b9 100644
--- a/qcsrc/menu/classes.c
+++ b/qcsrc/menu/classes.c
@@ -90,6 +90,7 @@
 #include "xonotic/demolist.c"
 #include "xonotic/dialog_multiplayer_musicplayer.c"
 #include "xonotic/soundlist.c"
+#include "xonotic/playlist.c"
 #include "xonotic/colorpicker.c"
 #include "xonotic/colorpicker_string.c"
 #include "xonotic/cvarlist.c"
diff --git a/qcsrc/menu/xonotic/dialog_multiplayer_musicplayer.c b/qcsrc/menu/xonotic/dialog_multiplayer_musicplayer.c
index a1bbf8a006..a125b3b6dd 100644
--- a/qcsrc/menu/xonotic/dialog_multiplayer_musicplayer.c
+++ b/qcsrc/menu/xonotic/dialog_multiplayer_musicplayer.c
@@ -22,11 +22,8 @@ void XonoticMusicPlayerTab_fill(entity me)
 {
 	entity e;
 	entity btn;
-	entity soundList;
+	entity soundList, playList;
 
-	me.TR(me);
-		me.TD(me, 1, 2, e = makeXonoticCheckBox(0, "music_playlist_random0", _("Random order")));
-	me.TR(me);
 	me.TR(me);
 		me.TD(me, 1, 0.5, e = makeXonoticTextLabel(0, _("Filter:")));
 		me.TD(me, 1, 0.5, btn = makeXonoticButton(_("Clear"), '0 0 0'));
@@ -37,32 +34,56 @@ void XonoticMusicPlayerTab_fill(entity me)
 			e.onChangeEntity = soundList;
 			btn.onClickEntity = e;
 			soundList.controlledTextbox = e;
+			playList = makeXonoticPlayList();
+			soundList.playlist = playList;
 
 	me.TR(me);
-		me.TD(me, me.rows - 5, me.columns, soundList);
+		me.TD(me, 7, me.columns, soundList);
+
+	me.TR(me);
+	me.TR(me);
+	me.TR(me);
+	me.TR(me);
+	me.TR(me);
+	me.TR(me);
+	me.TR(me);
+		me.TD(me, 1, me.columns / 2, e = makeXonoticButton(_("Set selected as menu track"), '0 0 0'));
+			e.onClick = SoundList_Menu_Track_Change;
+			e.onClickEntity = soundList;
+		me.TD(me, 1, me.columns / 2, e = makeXonoticButton(_("Reset default menu track"), '0 0 0'));
+			e.onClick = SoundList_Menu_Track_Reset;
+			e.onClickEntity = soundList;
+	me.TR(me);
+	me.TR(me);
+	me.TR(me);
+		me.TD(me, 1, me.columns / 2, e = makeXonoticTextLabel(0, _("Playlist")));
+		me.TD(me, 1, me.columns / 2, e = makeXonoticCheckBox(0, "music_playlist_random0", _("Random order")));
+	me.TR(me);
+		me.TD(me, 9, me.columns, playList);
 
-	me.gotoRC(me, me.rows - 2, 0);
+	me.TR(me);
+	me.TR(me);
+	me.TR(me);
+	me.TR(me);
+	me.TR(me);
+	me.TR(me);
+	me.TR(me);
+	me.TR(me);
+	me.gotoRC(me, me.rows - 1, 0);
 		me.TD(me, 1, me.columns / 5, e = makeXonoticButton(ZCTX(_("MP^Stop")), '0 0 0'));
 			e.onClick = StopSound_Click;
-			e.onClickEntity = soundList;
+			e.onClickEntity = playList;
 		me.TD(me, 1, me.columns / 5, e = makeXonoticButton(ZCTX(_("MP^Play")), '0 0 0'));
 			e.onClick = StartSound_Click;
-			e.onClickEntity = soundList;
+			e.onClickEntity = playList;
 		me.TD(me, 1, me.columns / 5, e = makeXonoticButton(ZCTX(_("MP^Pause/Play")), '0 0 0'));
 			e.onClick = PauseSound_Click;
-			e.onClickEntity = soundList;
+			e.onClickEntity = playList;
 		me.TD(me, 1, me.columns / 5, e = makeXonoticButton(ZCTX(_("MP^Prev")), '0 0 0'));
 			e.onClick = PrevSound_Click;
-			e.onClickEntity = soundList;
+			e.onClickEntity = playList;
 		me.TD(me, 1, me.columns / 5, e = makeXonoticButton(ZCTX(_("MP^Next")), '0 0 0'));
 			e.onClick = NextSound_Click;
-			e.onClickEntity = soundList;
-	me.TR(me);
-		me.TD(me, 1, me.columns / 2, e = makeXonoticButton(_("Set selected as menu track"), '0 0 0'));
-			e.onClick = SoundList_Menu_Track_Change;
-			e.onClickEntity = soundList;
-		me.TD(me, 1, me.columns / 2, e = makeXonoticButton(_("Reset default menu track"), '0 0 0'));
-			e.onClick = SoundList_Menu_Track_Reset;
-			e.onClickEntity = soundList;
+			e.onClickEntity = playList;
 }
 #endif
diff --git a/qcsrc/menu/xonotic/playlist.c b/qcsrc/menu/xonotic/playlist.c
new file mode 100644
index 0000000000..c9d1824d2a
--- /dev/null
+++ b/qcsrc/menu/xonotic/playlist.c
@@ -0,0 +1,214 @@
+#ifdef INTERFACE
+CLASS(XonoticPlayList) EXTENDS(XonoticListBox)
+	METHOD(XonoticPlayList, configureXonoticPlayList, void(entity))
+	ATTRIB(XonoticPlayList, rowsPerItem, float, 1)
+	METHOD(XonoticPlayList, resizeNotify, void(entity, vector, vector, vector, vector))
+	METHOD(XonoticPlayList, draw, void(entity))
+	METHOD(XonoticPlayList, drawListBoxItem, void(entity, float, vector, float))
+	METHOD(XonoticPlayList, stopSound, void(entity))
+	METHOD(XonoticPlayList, startSound, void(entity, float))
+	METHOD(XonoticPlayList, pauseSound, void(entity))
+	METHOD(XonoticPlayList, clickListBoxItem, void(entity, float, vector))
+	METHOD(XonoticPlayList, keyDown, float(entity, float, float, float))
+
+	METHOD(XonoticPlayList, addToPlayList, void(entity, string))
+	METHOD(XonoticPlayList, removeFromPlayList, void(entity, string))
+	ATTRIB(XonoticPlayList, playingTrack, string, string_null)
+
+	ATTRIB(XonoticPlayList, realFontSize, vector, '0 0 0')
+	ATTRIB(XonoticPlayList, columnNameOrigin, float, 0)
+	ATTRIB(XonoticPlayList, columnNameSize, float, 0)
+	ATTRIB(XonoticPlayList, realUpperMargin, float, 0)
+	ATTRIB(XonoticPlayList, origin, vector, '0 0 0')
+	ATTRIB(XonoticPlayList, itemAbsSize, vector, '0 0 0')
+
+	ATTRIB(XonoticPlayList, lastClickedSound, float, -1)
+	ATTRIB(XonoticPlayList, lastClickedTime, float, 0)
+ENDCLASS(XonoticPlayList)
+
+entity makeXonoticPlayList();
+void StopSound_Click(entity btn, entity me);
+void StartSound_Click(entity btn, entity me);
+void PauseSound_Click(entity btn, entity me);
+void PrevSound_Click(entity btn, entity me);
+void NextSound_Click(entity btn, entity me);
+#endif
+
+#ifdef IMPLEMENTATION
+
+entity makeXonoticPlayList()
+{
+	entity me;
+	me = spawnXonoticPlayList();
+	me.configureXonoticPlayList(me);
+	return me;
+}
+
+void XonoticPlayList_configureXonoticPlayList(entity me)
+{
+	me.nItems = tokenize_console(cvar_string("music_playlist_list0"));
+	me.configureXonoticListBox(me);
+}
+
+void XonoticPlayList_resizeNotify(entity me, vector relOrigin, vector relSize, vector absOrigin, vector absSize)
+{
+	me.itemAbsSize = '0 0 0';
+	SUPER(XonoticPlayList).resizeNotify(me, relOrigin, relSize, absOrigin, absSize);
+
+	me.realFontSize_y = me.fontSize / (me.itemAbsSize_y = (absSize_y * me.itemHeight));
+	me.realFontSize_x = me.fontSize / (me.itemAbsSize_x = (absSize_x * (1 - me.controlWidth)));
+	me.realUpperMargin = 0.5 * (1 - me.realFontSize_y);
+
+	me.columnNameOrigin = me.realFontSize_x;
+	me.columnNameSize = 1 - 2 * me.realFontSize_x;
+}
+
+void XonoticPlayList_addToPlayList(entity me, string track)
+{
+	// TODO: append instead of add
+	float old_nItems = me.nItems;
+	localcmd(strcat("\nmenu_cmd addtolist music_playlist_list0 ", track, "\n"));
+	me.nItems = tokenize_console(cvar_string("music_playlist_list0")); // FIXME: do this one frame later
+	if(me.nItems != old_nItems)
+		cvar_set("music_playlist_current0", ftos(cvar("music_playlist_current0") + 1));
+}
+
+void XonoticPlayList_removeFromPlayList(entity me, string track)
+{
+	float old_nItems = me.nItems;
+	localcmd(strcat("\nmenu_cmd removefromlist music_playlist_list0 ", track, "\n"));
+	me.nItems = tokenize_console(cvar_string("music_playlist_list0")); // FIXME: do this one frame later
+	if(me.nItems != old_nItems)
+		cvar_set("music_playlist_current0", ftos(cvar("music_playlist_current0") - 1));
+}
+
+void XonoticPlayList_draw(entity me)
+{
+	me.nItems = tokenize_console(cvar_string("music_playlist_list0"));
+	SUPER(XonoticPlayList).draw(me);
+}
+
+void XonoticPlayList_drawListBoxItem(entity me, float i, vector absSize, float isSelected)
+{
+	string s;
+	if(isSelected)
+		draw_Fill('0 0 0', '1 1 0', SKINCOLOR_LISTBOX_SELECTED, SKINALPHA_LISTBOX_SELECTED);
+
+	if(argv(i) == me.playingTrack)
+	{
+		float f = cvar("music_playlist_sampleposition0");
+		if(f == 0 || (((time * 2) & 1) && f > 0))
+			draw_Text(me.realUpperMargin * eY, chr(0xE000 + 141), me.realFontSize, '1 1 1', SKINALPHA_TEXT, 0);
+	}
+
+	s = argv(i);
+	s = strcat(ftos(i+1), ") ", s);
+	s = draw_TextShortenToWidth(s, me.columnNameSize, 0, me.realFontSize);
+	draw_Text(me.realUpperMargin * eY + me.columnNameOrigin * eX, s, me.realFontSize, '1 1 1', SKINALPHA_TEXT, 0);
+}
+
+void XonoticPlayList_stopSound(entity me)
+{
+	// STOP: list 0 is disabled by setting the index to -1
+	// we set sampleposition0 to -1 to indicate that music is stopped
+	if(cvar("music_playlist_index") != -1) // == 0 doesn't work when paused
+	{
+		cvar_set("music_playlist_index", "-1");
+		localcmd("\nwait; music_playlist_sampleposition0 -1\n");
+		localcmd("\ndefer 3 \"cd play $menu_cdtrack\"\n");
+	}
+}
+
+void StopSound_Click(entity btn, entity me)
+{
+	me.stopSound(me);
+}
+
+void XonoticPlayList_startSound(entity me, float offset)
+{
+	float f;
+	me.nItems = tokenize_console(cvar_string("music_playlist_list0"));
+	if(offset)
+	{
+		f = bound(0, cvar("music_playlist_current0") + offset, me.nItems - 1);
+		if(f == cvar("music_playlist_current0"))
+			return;
+	}
+	else
+		f = me.selectedItem;
+	if(me.playingTrack)
+		strunzone(me.playingTrack);
+	me.playingTrack = strzone(argv(f));
+	// START: list 0 is disabled by setting the index to 999
+	// we set current0 to the selected track and sampleposition0 to 0 to forget value saved by the engine
+	// then we switch back to list 0
+	cvar_set("music_playlist_index", "999");
+	cvar_set("music_playlist_current0", ftos(f));
+	localcmd("\nwait; music_playlist_sampleposition0 0; wait; music_playlist_index 0\n");
+}
+
+void StartSound_Click(entity btn, entity me)
+{
+	me.startSound(me, 0);
+}
+
+void PrevSound_Click(entity btn, entity me)
+{
+	me.startSound(me, -1);
+}
+
+void NextSound_Click(entity btn, entity me)
+{
+	me.startSound(me, +1);
+}
+
+void XonoticPlayList_pauseSound(entity me)
+{
+	// PAUSE: list 0 is disabled by setting the index to 999
+	// (we know the track is paused because the engine sets sampleposition0 to remember current position)
+	// RESUME: list 0 is enabled by setting the index to 0
+	// (we reset sampleposition0 to 0 to mark the track as in playing back state)
+	if(cvar("music_playlist_index") == 0)
+		localcmd("\nmusic_playlist_index 999\n");
+	else
+		localcmd("\nmusic_playlist_index 0; wait; music_playlist_sampleposition0 0\n");
+}
+
+void PauseSound_Click(entity btn, entity me)
+{
+	me.pauseSound(me);
+}
+
+void XonoticPlayList_clickListBoxItem(entity me, float i, vector where)
+{
+	if(i == me.lastClickedSound)
+		if(time < me.lastClickedTime + 0.3)
+		{
+			// DOUBLE CLICK!
+			me.setSelected(me, i);
+			me.startSound(me, 0);
+		}
+	me.lastClickedSound = i;
+	me.lastClickedTime = time;
+}
+
+float XonoticPlayList_keyDown(entity me, float scan, float ascii, float shift)
+{
+	if(scan == K_ENTER || scan == K_KP_ENTER) {
+		me.startSound(me, 0);
+		return 1;
+	}
+	else if(scan == K_SPACE) {
+		me.pauseSound(me);
+		return 1;
+	}
+	else if(scan == K_DEL || scan == K_KP_DEL || scan == K_BACKSPACE || scan == K_MOUSE3) {
+		me.nItems = tokenize_console(cvar_string("music_playlist_list0"));
+		me.removeFromPlayList(me, argv(me.selectedItem));
+		return 1;
+	}
+	else
+		return SUPER(XonoticPlayList).keyDown(me, scan, ascii, shift);
+}
+#endif
+
diff --git a/qcsrc/menu/xonotic/soundlist.c b/qcsrc/menu/xonotic/soundlist.c
index 17d53833c3..e488e9e35d 100644
--- a/qcsrc/menu/xonotic/soundlist.c
+++ b/qcsrc/menu/xonotic/soundlist.c
@@ -5,9 +5,6 @@ CLASS(XonoticSoundList) EXTENDS(XonoticListBox)
 	METHOD(XonoticSoundList, resizeNotify, void(entity, vector, vector, vector, vector))
 	METHOD(XonoticSoundList, drawListBoxItem, void(entity, float, vector, float))
 	METHOD(XonoticSoundList, getSounds, void(entity))
-	METHOD(XonoticSoundList, stopSound, void(entity))
-	METHOD(XonoticSoundList, startSound, void(entity, float))
-	METHOD(XonoticSoundList, pauseSound, void(entity))
 	METHOD(XonoticSoundList, soundName, string(entity, float))
 	METHOD(XonoticSoundList, clickListBoxItem, void(entity, float, vector))
 	METHOD(XonoticSoundList, keyDown, float(entity, float, float, float))
@@ -25,14 +22,10 @@ CLASS(XonoticSoundList) EXTENDS(XonoticListBox)
 	ATTRIB(XonoticSoundList, lastClickedSound, float, -1)
 	ATTRIB(XonoticSoundList, lastClickedTime, float, 0)
 	ATTRIB(XonoticSoundList, filterString, string, string_null)
+	ATTRIB(XonoticSoundList, playlist, entity, world)
 ENDCLASS(XonoticSoundList)
 
 entity makeXonoticSoundList();
-void StopSound_Click(entity btn, entity me);
-void StartSound_Click(entity btn, entity me);
-void PauseSound_Click(entity btn, entity me);
-void PrevSound_Click(entity btn, entity me);
-void NextSound_Click(entity btn, entity me);
 void SoundList_Filter_Change(entity box, entity me);
 void SoundList_Menu_Track_Change(entity box, entity me);
 void SoundList_Menu_Track_Reset(entity box, entity me);
@@ -83,13 +76,6 @@ void XonoticSoundList_getSounds(entity me)
 		me.nItems=0;
 	else
 		me.nItems=search_getsize(me.listSound);
-
-	cvar_set("music_playlist_list0", "");
-	s = "";
-	for(i=0; i<me.nItems; ++i)
-	{
-		cvar_set("music_playlist_list0", strcat(cvar_string("music_playlist_list0"), me.soundName(me,i), " "));
-	}
 }
 
 void XonoticSoundList_destroy(entity me)
@@ -116,19 +102,11 @@ void XonoticSoundList_drawListBoxItem(entity me, float i, vector absSize, float
 	if(isSelected)
 		draw_Fill('0 0 0', '1 1 0', SKINCOLOR_LISTBOX_SELECTED, SKINALPHA_LISTBOX_SELECTED);
 
-	if(cvar("music_playlist_current0") == i)
-	{
-		float f = cvar("music_playlist_sampleposition0");
-		if(f == 0 || (((time * 2) & 1) && f > 0))
-			draw_Text(me.realUpperMargin * eY, chr(0xE000 + 141), me.realFontSize, '1 1 1', SKINALPHA_TEXT, 0);
-	}
-
 	s = me.soundName(me,i);
 	if(s == cvar_defstring("menu_cdtrack"))
 		s = strcat(s, " [default menu track]");
 	else if(s == cvar_string("menu_cdtrack"))
 		s = strcat(s, " [current menu track]");
-	s = strcat(ftos(i+1), ") ", s);
 	s = draw_TextShortenToWidth(s, me.columnNameSize, 0, me.realFontSize);
 	draw_Text(me.realUpperMargin * eY + me.columnNameOrigin * eX, s, me.realFontSize, '1 1 1', SKINALPHA_TEXT, 0);
 }
@@ -161,74 +139,6 @@ void SoundList_Filter_Change(entity box, entity me)
 	me.getSounds(me);
 }
 
-void XonoticSoundList_stopSound(entity me)
-{
-	// STOP: list 0 is disabled by setting the index to -1
-	// we set sampleposition0 to -1 to indicate that music is stopped
-	if(cvar("music_playlist_index") != -1) // == 0 doesn't work when paused
-	{
-		cvar_set("music_playlist_index", "-1");
-		localcmd("\nwait; music_playlist_sampleposition0 -1\n");
-		localcmd("\ndefer 3 \"cd play $menu_cdtrack\"\n");
-	}
-}
-
-void StopSound_Click(entity btn, entity me)
-{
-	me.stopSound(me);
-}
-
-void XonoticSoundList_startSound(entity me, float offset)
-{
-	float f;
-	if(offset)
-	{
-		f = bound(0, cvar("music_playlist_current0") + offset, me.nItems - 1);
-		if(f == cvar("music_playlist_current0"))
-			return;
-	}
-	else
-		f = me.selectedItem;
-	// START: list 0 is disabled by setting the index to 999
-	// we set current0 to the selected track and sampleposition0 to 0 to forget value saved by the engine
-	// then we switch back to list 0
-	cvar_set("music_playlist_index", "999");
-	cvar_set("music_playlist_current0", ftos(f));
-	localcmd("\nwait; music_playlist_sampleposition0 0; wait; music_playlist_index 0\n");
-}
-
-void StartSound_Click(entity btn, entity me)
-{
-	me.startSound(me, 0);
-}
-
-void PrevSound_Click(entity btn, entity me)
-{
-	me.startSound(me, -1);
-}
-
-void NextSound_Click(entity btn, entity me)
-{
-	me.startSound(me, +1);
-}
-
-void XonoticSoundList_pauseSound(entity me)
-{
-	// PAUSE: list 0 is disabled by setting the index to 999
-	// (we know the track is paused because the engine sets sampleposition0 to remember current position)
-	// RESUME: list 0 is enabled by setting the index to 0
-	// (we reset sampleposition0 to 0 to mark the track as in playing back state)
-	if(cvar("music_playlist_index") == 0)
-		localcmd("\nmusic_playlist_index 999\n");
-	else
-		localcmd("\nmusic_playlist_index 0; wait; music_playlist_sampleposition0 0\n");
-}
-
-void PauseSound_Click(entity btn, entity me)
-{
-	me.pauseSound(me);
-}
-
 void XonoticSoundList_clickListBoxItem(entity me, float i, vector where)
 {
 	if(i == me.lastClickedSound)
@@ -236,7 +146,7 @@ void XonoticSoundList_clickListBoxItem(entity me, float i, vector where)
 		{
 			// DOUBLE CLICK!
 			me.setSelected(me, i);
-			me.startSound(me, 0);
+			me.playlist.addToPlayList(me.playlist, me.soundName(me, i));
 		}
 	me.lastClickedSound = i;
 	me.lastClickedTime = time;
@@ -244,12 +154,12 @@ void XonoticSoundList_clickListBoxItem(entity me, float i, vector where)
 
 float XonoticSoundList_keyDown(entity me, float scan, float ascii, float shift)
 {
-	if(scan == K_ENTER || scan == K_KP_ENTER) {
-		me.startSound(me, 0);
+	if(scan == K_ENTER || scan == K_KP_ENTER || scan == K_SPACE) {
+		me.playlist.addToPlayList(me.playlist, me.soundName(me, me.selectedItem));
 		return 1;
 	}
-	else if(scan == K_SPACE) {
-		me.pauseSound(me);
+	else if(scan == K_DEL || scan == K_KP_DEL) {
+		me.playlist.removeFromPlayList(me.playlist, me.soundName(me, me.selectedItem));
 		return 1;
 	}
 	else
-- 
2.39.5