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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/>.
Additional permissions under GNU GPL version 3 section 7
If you modify this Program, or any covered work, by linking or
combining it with any of RAD Game Tools Bink SDK, Autodesk 3ds Max SDK,
NVIDIA PhysX SDK, Microsoft DirectX SDK, OpenSSL library, Independent
JPEG Group JPEG library, Microsoft Windows Media SDK, or Apple QuickTime SDK
(or a modified version of those libraries),
containing parts covered by the terms of the Bink SDK EULA, 3ds Max EULA,
PhysX SDK EULA, DirectX SDK EULA, OpenSSL and SSLeay licenses, IJG
JPEG Library README, Windows Media SDK EULA, or QuickTime SDK EULA, the
licensors of this Program grant you additional
permission to convey the resulting work. Corresponding Source for a
non-source form of such a combination shall include the source code for
the parts of OpenSSL and IJG JPEG Library used as well as that of the covered
work.
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_t cursorPos) {}
// we've hit the beginning of the control ist (by moving the cursor)
virtual void OnBeginningOfControlList(int32_t 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_t> fLineStarts;
uint16_t fLineHeight, fCurrCursorX, fCurrCursorY;
int32_t fCursorPos, fLastCursorLine;
hsBool fReadyToRender;
hsBounds3Ext fLastP2PArea;
int8_t fLockCount;
uint8_t fCalcedFontSize; // The font size that we calced our line height at
uint8_t fLastKeyModifiers;
wchar_t fLastKeyPressed;
static wchar_t fColorCodeChar, fStyleCodeChar;
static uint32_t fColorCodeSize, fStyleCodeSize;
virtual hsBool IEval( double secs, float del, uint32_t dirty ); // called only by owner object's Eval()
virtual void IPostSetUpDynTextMap( void );
virtual void IUpdate( void );
void IUpdate( int32_t startLine, int32_t endLine );
friend class pfMLScrollProc;
pfGUIValueCtrl *fScrollControl;
pfMLScrollProc *fScrollProc;
int32_t fScrollPos;
int32_t 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_t fFontSize;
uint8_t fFontStyle;
enum flagsSet
{
kFontFaceSet = 1,
kFontColorSet = 2,
kFontSizeSet = 4,
kFontStyleSet = 8
};
uint8_t fFontFlagsSet;
int fTopMargin,fLeftMargin,fBottomMargin,fRightMargin;
void IMoveCursor( Direction dir );
void IMoveCursorTo( int32_t position ); // Updates selection
void ISetCursor( int32_t newPosition ); // Doesn't update selection
int32_t IRecalcLineStarts( int32_t startingLine, hsBool force, hsBool dontUpdate = false );
void IRecalcFromCursor( hsBool forceUpdate = false );
int32_t IFindCursorLine( int32_t cursorPos = -1 ) const;
hsBool IStoreLineStart( uint32_t line, int32_t start );
void IOffsetLineStarts( uint32_t position, int32_t offset, hsBool offsetSelectionEnd = false );
int32_t IPointToPosition( int16_t x, int16_t y, hsBool searchOutsideBounds = false );
int32_t ICalcNumVisibleLines( void ) const;
void IReadColorCode( int32_t &pos, hsColorRGBA &color ) const;
void IReadStyleCode( int32_t &pos, uint8_t &fontStyle ) const;
uint32_t IRenderLine( uint16_t x, uint16_t y, int32_t start, int32_t end, hsBool dontRender = false );
hsBool IFindLastColorCode( int32_t pos, hsColorRGBA &color, hsBool ignoreFirstCharacter = false ) const;
hsBool IFindLastStyleCode( int32_t pos, uint8_t &style, hsBool ignoreFirstCharacter = false ) const;
inline static bool IIsCodeChar( const wchar_t c );
inline static bool IIsRenderable( const wchar_t c );
inline static int32_t IOffsetToNextChar( wchar_t stringChar );
inline int32_t IOffsetToNextCharFromPos( int32_t pos ) const;
void IActuallyInsertColor( int32_t pos, hsColorRGBA &color );
void IActuallyInsertStyle( int32_t pos, uint8_t style );
void IUpdateScrollRange( void );
wchar_t *ICopyRange( int32_t start, int32_t end ) const;
int32_t ICharPosToBufferPos( int32_t charPos ) const;
void IUpdateBuffer();
void IUpdateLineStarts();
void ISetGlobalBuffer();
void ISetLineStarts(hsTArray<int32_t> lineStarts);
void IHitEndOfControlList(int32_t cursorPos);
void IHitBeginningOfControlList(int32_t 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_t modifiers );
virtual void HandleMouseUp( hsPoint3 &mousePt, uint8_t modifiers );
virtual void HandleMouseDrag( hsPoint3 &mousePt, uint8_t modifiers );
virtual hsBool HandleKeyPress( wchar_t key, uint8_t modifiers );
virtual hsBool HandleKeyEvent( pfGameGUIMgr::EventType event, plKeyDef key, uint8_t modifiers );
virtual void PurgeDynaTextMapImage();
// Extended event types
enum ExtendedEvents
{
kValueChanging,
kScrollPosChanged,
kKeyPressedEvent
};
void SetScrollPosition( int32_t 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_t fontStyle );
void DeleteChar( void );
void ClearBuffer( void );
void SetBuffer( const char *asciiText );
void SetBuffer( const wchar_t *asciiText );
void SetBuffer( const uint8_t *codedText, uint32_t length );
void SetBuffer( const uint16_t *codedText, uint32_t length );
char *GetNonCodedBuffer( void ) const;
wchar_t *GetNonCodedBufferW( void ) const;
uint8_t *GetCodedBuffer( uint32_t &length ) const;
uint16_t *GetCodedBufferW( uint32_t &length ) const;
uint32_t GetBufferSize();
void SetBufferLimit(int32_t limit) { fBufferLimit = limit; }
int32_t GetBufferLimit() { return fBufferLimit; }
void GetThisKeyPressed( char &key, uint8_t &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_t GetFirstVisibleLine();
int32_t GetLastVisibleLine();
int32_t GetNumVisibleLines() {return ICalcNumVisibleLines();}
void SetGlobalStartLine(int32_t line);
void SetCursorToLoc(int32_t loc) {ISetCursor(loc);}
void SetMargins(int top, int left, int bottom, int right);
uint8_t 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_t fontSize);
void SetFontStyle(uint8_t 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