/* ScoreEffectWindow.c */
/*****************************************************************************/
/*                                                                           */
/*    Out Of Phase:  Digital Music Synthesis on General Purpose Computers    */
/*    Copyright (C) 1994  Thomas R. Lawrence                                 */
/*                                                                           */
/*    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 program is distributed in the hope that it will be useful,        */
/*    but WITHOUT ANY WARRANTY; without even the implied warranty of         */
/*    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the          */
/*    GNU General Public License for more details.                           */
/*                                                                           */
/*    You should have received a copy of the GNU General Public License      */
/*    along with this program; if not, write to the Free Software            */
/*    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.              */
/*                                                                           */
/*    Thomas R. Lawrence can be reached at tomlaw@world.std.com.             */
/*                                                                           */
/*****************************************************************************/

#include "MiscInfo.h"
#include "Audit.h"
#include "Debug.h"
#include "Definitions.h"

#include "ScoreEffectWindow.h"
#include "MainWindowStuff.h"
#include "WindowDispatcher.h"
#include "TextEdit.h"
#include "Memory.h"
#include "GlobalWindowMenuList.h"
#include "Main.h"
#include "GrowIcon.h"
#include "FindDialog.h"
#include "DataMunging.h"
#include "EffectSpecList.h"


#define WINDOWLEFT (15)
#define WINDOWTOP (30)
#define WINDOWWIDTH (480)
#define WINDOWHEIGHT (250)


struct ScoreEffectWindowRec
	{
		MainWindowRec*			MainWindow;
		WinType*						ScreenID;
		GenericWindowRec*		MyGenericWindow; /* how the window event dispatcher knows us */
		MenuItemType*				MyMenuItem;
		TextEditRec*				Editor;
	};


/* create a new score effect window. */
ScoreEffectWindowRec*	NewScoreEffectWindow(struct MainWindowRec* MainWindow,
												char* Text)
	{
		ScoreEffectWindowRec*		Window;

		CheckPtrExistence(MainWindow);

		Window = (ScoreEffectWindowRec*)AllocPtrCanFail(sizeof(ScoreEffectWindowRec),
			"ScoreEffectWindowRec");
		if (Window == NIL)
			{
			 FailurePoint1:
				return NIL;
			}

		Window->MainWindow = MainWindow;

		Window->ScreenID = MakeNewWindow(eDocumentWindow,eWindowClosable,
			eWindowZoomable,eWindowResizable,WINDOWLEFT,WINDOWTOP,WINDOWWIDTH,WINDOWHEIGHT,
			(void (*)(void*))&ScoreEffectWindowUpdator,Window);
		if (Window->ScreenID == 0)
			{
			 FailurePoint2:
				ReleasePtr((char*)Window);
				goto FailurePoint1;
			}

		Window->Editor = NewTextEdit(Window->ScreenID,
			(TEScrollType)(eTEVScrollBar | eTEHScrollBar),GetMonospacedFont(),9,
			-1,-1,GetWindowWidth(Window->ScreenID) + 2,GetWindowHeight(Window->ScreenID) + 2);
		if (Window->Editor == NIL)
			{
			 FailurePoint3:
				KillWindow(Window->ScreenID);
				goto FailurePoint2;
			}

		Window->MyGenericWindow = CheckInNewWindow(Window->ScreenID,Window,
			(void (*)(void*,MyBoolean,OrdType,OrdType,ModifierFlags))&ScoreEffectWindowDoIdle,
			(void (*)(void*))&ScoreEffectWindowBecomeActive,
			(void (*)(void*))&ScoreEffectWindowBecomeInactive,
			(void (*)(void*))&ScoreEffectWindowJustResized,
			(void (*)(OrdType,OrdType,ModifierFlags,void*))&ScoreEffectWindowDoMouseDown,
			(void (*)(unsigned char,ModifierFlags,void*))&ScoreEffectWindowDoKeyDown,
			(void (*)(void*))&ScoreEffectWindowClose,
			(void (*)(void*))&ScoreEffectWindowMenuSetup,
			(void (*)(void*,MenuItemType*))&ScoreEffectWindowDoMenuCommand);
		if (Window->MyGenericWindow == NIL)
			{
			 FailurePoint4:
				DisposeTextEdit(Window->Editor);
				goto FailurePoint3;
			}

		Window->MyMenuItem = MakeNewMenuItem(mmWindowMenu,"x",0);
		if (Window->MyMenuItem == NIL)
			{
			 FailurePoint5:
				CheckOutDyingWindow(Window->MyGenericWindow);
				goto FailurePoint4;
			}

		if (!RegisterWindowMenuItem(Window->MyMenuItem,(void (*)(void*))&ActivateThisWindow,
			Window->ScreenID))
			{
			 FailurePoint6:
				KillMenuItem(Window->MyMenuItem);
				goto FailurePoint5;
			}

		SetTextEditAutoIndent(Window->Editor,True);
		SetTextEditTabSize(Window->Editor,MainWindowGetTabSize(MainWindow));

		TextEditNewRawData(Window->Editor,Text,"\x0a");
		TextEditHasBeenSaved(Window->Editor);

		ScoreEffectWindowResetTitlebar(Window);

		return Window;
	}


/* dispose of a score effect window. */
void									DisposeScoreEffectWindow(ScoreEffectWindowRec* Window)
	{
		CheckPtrExistence(Window);

		/* save data */
		if (!ScoreEffectWindowWritebackModifiedData(Window))
			{
				/* failed -- now what? */
			}

		MainWindowNotifyScoreEffectWindowClosed(Window->MainWindow,Window);
		DeregisterWindowMenuItem(Window->MyMenuItem);
		KillMenuItem(Window->MyMenuItem);
		CheckOutDyingWindow(Window->MyGenericWindow);
		DisposeTextEdit(Window->Editor);
		KillWindow(Window->ScreenID);
		ReleasePtr((char*)Window);
	}


void									ScoreEffectWindowDoIdle(ScoreEffectWindowRec* Window,
												MyBoolean CheckCursorFlag, OrdType XLoc, OrdType YLoc,
												ModifierFlags Modifiers)
	{
		CheckPtrExistence(Window);
		TextEditUpdateCursor(Window->Editor);
		if (CheckCursorFlag)
			{
				if (TextEditIBeamTest(Window->Editor,XLoc,YLoc))
					{
						SetIBeamCursor();
					}
				 else
					{
						SetArrowCursor();
					}
			}
	}


void									ScoreEffectWindowBecomeActive(ScoreEffectWindowRec* Window)
	{
		OrdType						XSize;
		OrdType						YSize;

		CheckPtrExistence(Window);
		EnableTextEditSelection(Window->Editor);
		XSize = GetWindowWidth(Window->ScreenID);
		YSize = GetWindowHeight(Window->ScreenID);
		SetClipRect(Window->ScreenID,XSize - 15,YSize - 15,XSize,YSize);
		DrawBitmap(Window->ScreenID,XSize-15,YSize-15,GetGrowIcon(True/*enablegrowicon*/));
	}


void									ScoreEffectWindowBecomeInactive(ScoreEffectWindowRec* Window)
	{
		OrdType						XSize;
		OrdType						YSize;

		CheckPtrExistence(Window);
		DisableTextEditSelection(Window->Editor);
		XSize = GetWindowWidth(Window->ScreenID);
		YSize = GetWindowHeight(Window->ScreenID);
		SetClipRect(Window->ScreenID,XSize - 15,YSize - 15,XSize,YSize);
		DrawBitmap(Window->ScreenID,XSize-15,YSize-15,GetGrowIcon(False/*disablegrowicon*/));
	}


void									ScoreEffectWindowJustResized(ScoreEffectWindowRec* Window)
	{
		OrdType						XSize;
		OrdType						YSize;

		CheckPtrExistence(Window);
		XSize = GetWindowWidth(Window->ScreenID);
		YSize = GetWindowHeight(Window->ScreenID);
		SetClipRect(Window->ScreenID,0,0,XSize,YSize);
		DrawBoxErase(Window->ScreenID,0,0,XSize,YSize);
		SetTextEditPosition(Window->Editor,-1,-1,XSize + 2,YSize + 2);
	}


void									ScoreEffectWindowDoMouseDown(OrdType XLoc, OrdType YLoc,
												ModifierFlags Modifiers, ScoreEffectWindowRec* Window)
	{
		CheckPtrExistence(Window);
		if ((XLoc >= GetWindowWidth(Window->ScreenID) - 15)
			&& (XLoc <= GetWindowWidth(Window->ScreenID))
			&& (YLoc >= GetWindowHeight(Window->ScreenID) - 15)
			&& (YLoc <= GetWindowHeight(Window->ScreenID)))
			{
				UserGrowWindow(Window->ScreenID,XLoc,YLoc);
				ScoreEffectWindowJustResized(Window);
			}
		else if (TextEditHitTest(Window->Editor,XLoc,YLoc))
			{
				TextEditDoMouseDown(Window->Editor,XLoc,YLoc,Modifiers);
			}
	}


void									ScoreEffectWindowDoKeyDown(unsigned char KeyCode,
												ModifierFlags Modifiers, ScoreEffectWindowRec* Window)
	{
		CheckPtrExistence(Window);
		TextEditDoKeyPressed(Window->Editor,KeyCode,Modifiers);
	}


void									ScoreEffectWindowClose(ScoreEffectWindowRec* Window)
	{
		CheckPtrExistence(Window);
		DisposeScoreEffectWindow(Window);
	}


void									ScoreEffectWindowUpdator(ScoreEffectWindowRec* Window)
	{
		OrdType			XSize;
		OrdType			YSize;

		CheckPtrExistence(Window);
		TextEditFullRedraw(Window->Editor);
		XSize = GetWindowWidth(Window->ScreenID);
		YSize = GetWindowHeight(Window->ScreenID);
		SetClipRect(Window->ScreenID,XSize - 15,YSize - 15,XSize,YSize);
		DrawBitmap(Window->ScreenID,XSize-15,YSize-15,
			GetGrowIcon(Window->MyGenericWindow == GetCurrentWindowID()));
	}


void									ScoreEffectWindowMenuSetup(ScoreEffectWindowRec* Window)
	{
		CheckPtrExistence(Window);
		MainWindowEnableGlobalMenus(Window->MainWindow);
		EnableMenuItem(mPaste);
		ChangeItemName(mPaste,"Paste Text");
		if (TextEditIsThereValidSelection(Window->Editor))
			{
				EnableMenuItem(mCut);
				ChangeItemName(mCut,"Cut Text");
				EnableMenuItem(mCopy);
				ChangeItemName(mCopy,"Copy Text");
				EnableMenuItem(mClear);
				ChangeItemName(mClear,"Clear Text");
			}
		EnableMenuItem(mShiftLeft);
		EnableMenuItem(mShiftRight);
		EnableMenuItem(mBalanceParens);
		EnableMenuItem(mSelectAll);
		ChangeItemName(mSelectAll,"Select All Text");
		if (TextEditCanWeUndo(Window->Editor))
			{
				EnableMenuItem(mUndo);
				ChangeItemName(mUndo,"Undo Text Change");
			}
		ChangeItemName(mCloseFile,"Close Score Effects");
		EnableMenuItem(mCloseFile);
		EnableMenuItem(mFind);
		if (PtrSize(GlobalSearchString) != 0)
			{
				EnableMenuItem(mFindAgain);
				if (TextEditIsThereValidSelection(Window->Editor))
					{
						EnableMenuItem(mReplace);
						EnableMenuItem(mReplaceAndFindAgain);
					}
			}
		EnableMenuItem(mShowSelection);
		if (TextEditIsThereValidSelection(Window->Editor))
			{
				EnableMenuItem(mEnterSelection);
			}
		SetItemCheckmark(Window->MyMenuItem);
		ChangeItemName(mBuildFunction,"Compile Score Effects");
		EnableMenuItem(mBuildFunction);
	}


void									ScoreEffectWindowDoMenuCommand(ScoreEffectWindowRec* Window,
												MenuItemType* MenuItem)
	{
		CheckPtrExistence(Window);
		if (MainWindowDoGlobalMenuItem(Window->MainWindow,MenuItem))
			{
			}
		else if (MenuItem == mPaste)
			{
				TextEditDoMenuPaste(Window->Editor);
			}
		else if (MenuItem == mCut)
			{
				TextEditDoMenuCut(Window->Editor);
			}
		else if (MenuItem == mCopy)
			{
				TextEditDoMenuCopy(Window->Editor);
			}
		else if (MenuItem == mClear)
			{
				TextEditDoMenuClear(Window->Editor);
			}
		else if (MenuItem == mSelectAll)
			{
				TextEditDoMenuSelectAll(Window->Editor);
			}
		else if (MenuItem == mUndo)
			{
				TextEditDoMenuUndo(Window->Editor);
			}
		else if (MenuItem == mCloseFile)
			{
				ScoreEffectWindowClose(Window);
			}
		else if (MenuItem == mShiftLeft)
			{
				TextEditShiftSelectionLeftOneTab(Window->Editor);
			}
		else if (MenuItem == mShiftRight)
			{
				TextEditShiftSelectionRightOneTab(Window->Editor);
			}
		else if (MenuItem == mBalanceParens)
			{
				TextEditBalanceParens(Window->Editor);
			}
		else if (MenuItem == mFind)
			{
				switch (DoFindDialog(&GlobalSearchString,&GlobalReplaceString,
					mCut,mPaste,mCopy,mUndo,mSelectAll,mClear))
					{
						default:
							EXECUTE(PRERR(ForceAbort,
								"ScoreEffectWindowDoMenuCommand:  bad value from DoFindDialog"));
							break;
						case eFindCancel:
						case eDontFind:
							break;
						case eFindFromStart:
							SetTextEditInsertionPoint(Window->Editor,0,0);
							TextEditFindAgain(Window->Editor,GlobalSearchString);
							TextEditShowSelection(Window->Editor);
							break;
						case eFindAgain:
							TextEditFindAgain(Window->Editor,GlobalSearchString);
							TextEditShowSelection(Window->Editor);
							break;
					}
			}
		else if (MenuItem == mFindAgain)
			{
				TextEditFindAgain(Window->Editor,GlobalSearchString);
				TextEditShowSelection(Window->Editor);
			}
		else if (MenuItem == mReplace)
			{
				if (TextEditIsThereValidSelection(Window->Editor))
					{
						TextEditInsertRawDataWithUndo(Window->Editor,GlobalReplaceString,
							SYSTEMLINEFEED);
					}
			}
		else if (MenuItem == mReplaceAndFindAgain)
			{
				if (TextEditIsThereValidSelection(Window->Editor))
					{
						TextEditInsertRawDataWithUndo(Window->Editor,GlobalReplaceString,
							SYSTEMLINEFEED);
						TextEditFindAgain(Window->Editor,GlobalSearchString);
						TextEditShowSelection(Window->Editor);
					}
			}
		else if (MenuItem == mShowSelection)
			{
				TextEditShowSelection(Window->Editor);
			}
		else if (MenuItem == mEnterSelection)
			{
				char*						NewString;

				NewString = TextEditGetSelection(Window->Editor);
				if (NewString != NIL)
					{
						ReleasePtr(GlobalSearchString);
						GlobalSearchString = NewString;
					}
			}
		else if (MenuItem == mBuildFunction)
			{
				EffectSpecListRec*		EffectSpec;

				EffectSpec = MainWindowGetScoreEffectsSpec(Window->MainWindow);
				if (EffectSpec != NIL)
					{
						DisposeEffectSpecList(EffectSpec);
					}
			}
		else
			{
				EXECUTE(PRERR(AllowResume,"ScoreEffectWindowDoMenuCommand:  unknown menu command"));
			}
	}


/* get the string from the editor */
char*									ScoreEffectWindowGetText(ScoreEffectWindowRec* Window)
	{
		CheckPtrExistence(Window);
		return TextEditGetRawData(Window->Editor,"\x0a");
	}


/* make editor window come to top */
void									ScoreEffectWindowBringToTop(ScoreEffectWindowRec* Window)
	{
		CheckPtrExistence(Window);
		ActivateThisWindow(Window->ScreenID);
	}


/* utility routine to hilite a text line on which a compile error has occurred */
void									ScoreEffectWindowHiliteLine(ScoreEffectWindowRec* Window,
												long ErrorLine)
	{
		CheckPtrExistence(Window);
		SetTextEditSelection(Window->Editor,ErrorLine,0,ErrorLine + 1,0);
		TextEditShowSelection(Window->Editor);
	}


/* the name of the document has changed, so change the name of the window */
void									ScoreEffectWindowGlobalNameChange(ScoreEffectWindowRec* Window,
												char* NewFilename)
	{
		char*							SeparatorString;

		CheckPtrExistence(Window);
		CheckPtrExistence(NewFilename);

		SeparatorString = StringToBlockCopy(":  Score Effects");
		if (SeparatorString != NIL)
			{
				char*							TotalString;

				TotalString = ConcatBlockCopy(NewFilename,SeparatorString);
				if (TotalString != NIL)
					{
						char*							NullTerminatedString;

						NullTerminatedString = BlockToStringCopy(TotalString);
						if (NullTerminatedString != NIL)
							{
								SetWindowName(Window->ScreenID,NullTerminatedString);
								ChangeItemName(Window->MyMenuItem,NullTerminatedString);
								ReleasePtr(NullTerminatedString);
							}
						ReleasePtr(TotalString);
					}
				ReleasePtr(SeparatorString);
			}
	}


/* refresh the titlebar of the window */
void									ScoreEffectWindowResetTitlebar(ScoreEffectWindowRec* Window)
	{
		char*							DocumentName;

		CheckPtrExistence(Window);
		DocumentName = GetCopyOfDocumentName(Window->MainWindow);
		if (DocumentName != NIL)
			{
				ScoreEffectWindowGlobalNameChange(Window,DocumentName);
				ReleasePtr(DocumentName);
			}
	}


/* force the window to write back to the object any data that has changed */
MyBoolean							ScoreEffectWindowWritebackModifiedData(ScoreEffectWindowRec* Window)
	{
		MyBoolean					SuccessFlag = True;

		CheckPtrExistence(Window);

		if (TextEditDoesItNeedToBeSaved(Window->Editor))
			{
				char*					String;

				String = ScoreEffectWindowGetText(Window);
				if (String != NIL)
					{
						PutMainWindowScoreEffects(Window->MainWindow,String);
						TextEditHasBeenSaved(Window->Editor);
					}
				 else
					{
						SuccessFlag = False;
					}
			}

		return SuccessFlag;
	}


/* find out if the data here has been modified */
MyBoolean							HasScoreEffectBeenModified(ScoreEffectWindowRec* Window)
	{
		CheckPtrExistence(Window);
		return TextEditDoesItNeedToBeSaved(Window->Editor);
	}
