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/*==LICENSE==*
CyanWorlds.com Engine - MMOG client, server and tools
Copyright (C) 2011 Cyan Worlds, Inc.
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 3 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, see <http://www.gnu.org/licenses/>.
You can contact Cyan Worlds, Inc. by email legal@cyan.com
or by snail mail at:
Cyan Worlds, Inc.
14617 N Newport Hwy
Mead, WA 99021
*==LICENSE==*/
//////////////////////////////////////////////////////////////////////////////
// //
// pfGUIMultiLineEditCtrl Header //
// //
//////////////////////////////////////////////////////////////////////////////
#ifndef _pfGUIMultiLineEditCtrl_h
#define _pfGUIMultiLineEditCtrl_h
#include "pfGUIControlMod.h"
#include "hsTemplates.h"
#include "plInputCore/plInputDevice.h"
class plMessage;
class hsGMaterial;
class plTextGenerator;
class pfMLScrollProc;
class pfGUIValueCtrl;
struct plUndoAction;
class pfGUIMultiLineEditProc
{
public:
pfGUIMultiLineEditProc() {}
virtual ~pfGUIMultiLineEditProc() {}
// we've hit the end of the control list (by moving the cursor)
virtual void OnEndOfControlList(Int32 cursorPos) {}
// we've hit the beginning of the control ist (by moving the cursor)
virtual void OnBeginningOfControlList(Int32 cursorPos) {}
};
class pfGUIMultiLineEditCtrl : public pfGUIControlMod
{
public:
enum Direction
{
kLineStart = 1,
kLineEnd,
kBufferStart,
kBufferEnd,
kOneBack,
kOneForward,
kOneWordBack,
kOneWordForward,
kOneLineUp,
kOneLineDown,
kPageUp,
kPageDown
};
protected:
mutable hsTArray<wchar_t> fBuffer; // Because AcquireArray() isn't const
hsTArray<Int32> fLineStarts;
UInt16 fLineHeight, fCurrCursorX, fCurrCursorY;
Int32 fCursorPos, fLastCursorLine;
hsBool fIgnoreNextKey, fReadyToRender;
hsBounds3Ext fLastP2PArea;
Int8 fLockCount;
UInt8 fCalcedFontSize; // The font size that we calced our line height at
UInt8 fLastKeyModifiers;
wchar_t fLastKeyPressed;
static wchar_t fColorCodeChar, fStyleCodeChar;
static UInt32 fColorCodeSize, fStyleCodeSize;
virtual hsBool IEval( double secs, hsScalar del, UInt32 dirty ); // called only by owner object's Eval()
virtual void IPostSetUpDynTextMap( void );
virtual void IUpdate( void );
void IUpdate( Int32 startLine, Int32 endLine );
friend class pfMLScrollProc;
pfGUIValueCtrl *fScrollControl;
pfMLScrollProc *fScrollProc;
Int32 fScrollPos;
Int32 fBufferLimit;
pfGUIMultiLineEditCtrl *fNextCtrl; // used for linking multiple controls together to share a buffer
pfGUIMultiLineEditCtrl *fPrevCtrl;
pfGUIMultiLineEditProc *fEventProc; // where we send events to
std::string fFontFace;
hsColorRGBA fFontColor;
UInt8 fFontSize;
UInt8 fFontStyle;
enum flagsSet
{
kFontFaceSet = 1,
kFontColorSet = 2,
kFontSizeSet = 4,
kFontStyleSet = 8
};
UInt8 fFontFlagsSet;
int fTopMargin,fLeftMargin,fBottomMargin,fRightMargin;
void IMoveCursor( Direction dir );
void IMoveCursorTo( Int32 position ); // Updates selection
void ISetCursor( Int32 newPosition ); // Doesn't update selection
Int32 IRecalcLineStarts( Int32 startingLine, hsBool force, hsBool dontUpdate = false );
void IRecalcFromCursor( hsBool forceUpdate = false );
Int32 IFindCursorLine( Int32 cursorPos = -1 ) const;
hsBool IStoreLineStart( UInt32 line, Int32 start );
void IOffsetLineStarts( UInt32 position, Int32 offset, hsBool offsetSelectionEnd = false );
Int32 IPointToPosition( Int16 x, Int16 y, hsBool searchOutsideBounds = false );
Int32 ICalcNumVisibleLines( void ) const;
void IReadColorCode( Int32 &pos, hsColorRGBA &color ) const;
void IReadStyleCode( Int32 &pos, UInt8 &fontStyle ) const;
UInt32 IRenderLine( UInt16 x, UInt16 y, Int32 start, Int32 end, hsBool dontRender = false );
hsBool IFindLastColorCode( Int32 pos, hsColorRGBA &color, hsBool ignoreFirstCharacter = false ) const;
hsBool IFindLastStyleCode( Int32 pos, UInt8 &style, hsBool ignoreFirstCharacter = false ) const;
inline static bool IIsCodeChar( const wchar_t c );
inline static bool IIsRenderable( const wchar_t c );
inline static Int32 IOffsetToNextChar( wchar_t stringChar );
inline Int32 IOffsetToNextCharFromPos( Int32 pos ) const;
void IActuallyInsertColor( Int32 pos, hsColorRGBA &color );
void IActuallyInsertStyle( Int32 pos, UInt8 style );
void IUpdateScrollRange( void );
wchar_t *ICopyRange( Int32 start, Int32 end ) const;
Int32 ICharPosToBufferPos( Int32 charPos ) const;
void IUpdateBuffer();
void IUpdateLineStarts();
void ISetGlobalBuffer();
void ISetLineStarts(hsTArray<Int32> lineStarts);
void IHitEndOfControlList(Int32 cursorPos);
void IHitBeginningOfControlList(Int32 cursorPos);
public:
enum
{
kRefScrollCtrl = kRefDerivedStart
};
pfGUIMultiLineEditCtrl();
virtual ~pfGUIMultiLineEditCtrl();
CLASSNAME_REGISTER( pfGUIMultiLineEditCtrl );
GETINTERFACE_ANY( pfGUIMultiLineEditCtrl, pfGUIControlMod );
virtual hsBool MsgReceive( plMessage* pMsg );
virtual void Read( hsStream* s, hsResMgr* mgr );
virtual void Write( hsStream* s, hsResMgr* mgr );
virtual void HandleMouseDown( hsPoint3 &mousePt, UInt8 modifiers );
virtual void HandleMouseUp( hsPoint3 &mousePt, UInt8 modifiers );
virtual void HandleMouseDrag( hsPoint3 &mousePt, UInt8 modifiers );
virtual hsBool HandleKeyPress( wchar_t key, UInt8 modifiers );
virtual hsBool HandleKeyEvent( pfGameGUIMgr::EventType event, plKeyDef key, UInt8 modifiers );
virtual void PurgeDynaTextMapImage();
// Extended event types
enum ExtendedEvents
{
kValueChanging,
kScrollPosChanged,
kKeyPressedEvent
};
void SetScrollPosition( Int32 topLine );
void MoveCursor( Direction dir );
void InsertChar( char c );
void InsertChar( wchar_t c);
void InsertString( const char *string );
void InsertString( const wchar_t *string );
void InsertColor( hsColorRGBA &color );
void InsertStyle( UInt8 fontStyle );
void DeleteChar( void );
void ClearBuffer( void );
void SetBuffer( const char *asciiText );
void SetBuffer( const wchar_t *asciiText );
void SetBuffer( const UInt8 *codedText, UInt32 length );
void SetBuffer( const UInt16 *codedText, UInt32 length );
char *GetNonCodedBuffer( void ) const;
wchar_t *GetNonCodedBufferW( void ) const;
UInt8 *GetCodedBuffer( UInt32 &length ) const;
UInt16 *GetCodedBufferW( UInt32 &length ) const;
UInt32 GetBufferSize();
void SetBufferLimit(Int32 limit) { fBufferLimit = limit; }
Int32 GetBufferLimit() { return fBufferLimit; }
void GetThisKeyPressed( char &key, UInt8 &modifiers ) const { key = (char)fLastKeyPressed; modifiers = fLastKeyModifiers; }
void Lock( void );
void Unlock( void );
hsBool IsLocked( void ) const { return ( fLockCount > 0 ) ? true : false; }
void SetScrollEnable( hsBool state );
void ForceUpdate() {/*IRecalcLineStarts(0,true);*/IUpdateLineStarts(); IUpdate();}
void SetNext( pfGUIMultiLineEditCtrl *newNext );
void ClearNext();
void SetPrev( pfGUIMultiLineEditCtrl *newPrev );
void ClearPrev();
void SetEventProc( pfGUIMultiLineEditProc *eventProc );
void ClearEventProc();
Int32 GetFirstVisibleLine();
Int32 GetLastVisibleLine();
Int32 GetNumVisibleLines() {return ICalcNumVisibleLines();}
void SetGlobalStartLine(Int32 line);
void SetCursorToLoc(Int32 loc) {ISetCursor(loc);}
void SetMargins(int top, int left, int bottom, int right);
UInt8 GetFontSize() {return fFontSize;} // because we're too cool to use the color scheme crap
void SetFontFace(std::string fontFace);
void SetFontColor(hsColorRGBA fontColor) {fFontColor = fontColor; fFontFlagsSet |= kFontColorSet;}
void SetFontSize(UInt8 fontSize);
void SetFontStyle(UInt8 fontStyle) {fFontStyle = fontStyle; fFontFlagsSet |= kFontStyleSet;}
hsBool ShowingBeginningOfBuffer();
hsBool ShowingEndOfBuffer();
void DeleteLinesFromTop(int numLines); // cursor and scroll position might be off after this call, not valid on connected controls
};
#endif // _pfGUIMultiLineEditCtrl_h