Add the requested copy timing data functionality.

I don't know of a good way to copy timing data
across different styles, though.

Docs/Changelog_sm5.txt

@@ -8,6 +8,13 @@ ________________________________________________________________________________
 StepMania 5.0 Preview 2 | 201106??
 --------------------------------------------------------------------------------
 
+2011/06/28
+----------
+* [ScreenEdit] Add a function to copy/paste the TimingData of a player's
+  choice. Remember to be in the appropriate mode when copying and pasting.
+  By default, the song timing is already located in the clipboard, ready for
+  use. [Wolfman2000]
+
 2011/06/27
 ----------
 * [Steps] Make sure #ATTACKS are copied when requested. [Wolfman2000]

Themes/_fallback/Languages/en.ini

@@ -821,6 +821,7 @@ Convert selection to delay=Convert selection to delay
 Convert selection to warp=Convert selection to Warp Segment
 Convert selection to fake=Convert selection to Fake Segment
 Copy=Copy
+Copy timing data=Copy timing data
 CourseSortOrder=Course Sort
 Create New=Create New
 Create New Course=Create New
@@ -944,6 +945,7 @@ OsMountPlayer1=OS Mount Player1
 OsMountPlayer2=OS Mount Player2
 Paste at begin marker=Paste at begin marker
 Paste at current beat=Paste at current beat
+Paste timing data=Paste timing data
 Persp=Persp
 Play current beat to end=Play current beat to end
 Play preview music=Play preview music

src/ScreenEdit.cpp

@@ -643,6 +643,8 @@ static MenuDef g_TimingDataInformation(
         MenuRowDef( ScreenEdit::speed_mode,			"Edit speed (mode)",		true, EditMode_Full, true, true, 0, "Beats", "Seconds" ),
         MenuRowDef( ScreenEdit::scroll,			"Edit scrolling factor",		true, EditMode_Full, true, true, 0, NULL ),
         MenuRowDef( ScreenEdit::fake,				"Edit fake",			true, EditMode_Full, true, true, 0, NULL ),
+        MenuRowDef( ScreenEdit::copy_timing,		"Copy timing data",			true, EditMode_Full, true, true, 0, NULL ),
+        MenuRowDef( ScreenEdit::paste_timing,		"Paste timing data",			true, EditMode_Full, true, true, 0, NULL ),
         MenuRowDef( ScreenEdit::erase_step_timing,		"Erase step timing",		true, EditMode_Full, true, true, 0, NULL )
 );
 
@@ -873,6 +875,8 @@ void ScreenEdit::Init()
 	m_bRemoveNoteButtonDown = false;
 
 	m_Clipboard.SetNumTracks( m_NoteDataEdit.GetNumTracks() );
+	
+	clipboardTiming = GAMESTATE->m_pCurSong->m_SongTiming; // always have a backup.
 
 	m_bHasUndo = false;
 	m_Undo.SetNumTracks( m_NoteDataEdit.GetNumTracks() );
@@ -4404,6 +4408,24 @@ void ScreenEdit::HandleTimingDataInformationChoice( TimingDataInformationChoice
 			);
 			break;
 		}
+	case copy_timing:
+	{
+		clipboardTiming = GetAppropriateTiming();
+		break;
+	}
+	case paste_timing:
+	{
+		if (GAMESTATE->m_bIsUsingStepTiming)
+		{
+			GAMESTATE->m_pCurSteps[PLAYER_1]->m_Timing = clipboardTiming;
+		}
+		else
+		{
+			GAMESTATE->m_pCurSong->m_SongTiming = clipboardTiming;
+		}
+		SetDirty(true);
+		break;
+	}
 	case erase_step_timing:
 		ScreenPrompt::Prompt( SM_DoEraseStepTiming, CONFIRM_TIMING_ERASE , PROMPT_YES_NO, ANSWER_NO );
 	break;

src/ScreenEdit.h

@@ -273,6 +273,12 @@ protected:
 	 * This is mainly to allow playing a chart with Song Timing. */
 	TimingData		backupStepTiming;
 	
+	/**
+	 * @brief Have a backup of the TimingData of the player's choice.
+	 *
+	 * This will be used for copying and pasting as required. */
+	TimingData		clipboardTiming;
+	
 	/** @brief The current TapNote that would be inserted. */
 	TapNote			m_selectedTap;
 
@@ -550,6 +556,8 @@ public:
 		speed_mode,
 		scroll,
 		fake,
+		copy_timing,
+		paste_timing,
 		erase_step_timing,
 		NUM_TIMING_DATA_INFORMATION_CHOICES
 	};