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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==*/
///////////////////////////////////////////////////////////////////////////////
// //
// plDetailCurveCtrl Class Header //
// Custom Win32 Control class for drawing the detail map opacity curve so //
// the artists can figure out what the hell is going on. //
// Cyan, Inc. //
// //
// To use: //
// 1. Create a new plDetailCurveCtrl, giving it a parent window and a //
// client rect. //
// 2. Set the start and end percentages, along with the start and end //
// opacities. //
// //
//// Version History //////////////////////////////////////////////////////////
// //
// 10.1.2001 mcn - Created. //
// //
///////////////////////////////////////////////////////////////////////////////
#ifndef _plDetailCurveCtrl_h
#define _plDetailCurveCtrl_h
#include "Max.h"
#include "resource.h"
#define GET_DETAIL_CURVE_CTRL( dlg, id ) (GetDlgItem( dlg, id ) ? (plDetailCurveCtrl *)GetWindowLong( GetDlgItem( dlg, id ), GWL_USERDATA ) : NULL )
// Message to parent to let it know a point got dragged. lParam = pointer to control, wParam = 1 if start point, 0 if end point
#define PL_DC_POINT_DRAGGED WM_USER + 50
#define PL_DC_START_POINT 1
#define PL_DC_END_POINT 0
/// The following #define was for back when I had two graphs, one was with mipmap level
/// as the X axis, the other was as it is now (distance). Uncomment this define to
/// re-enable the two-graph mode (right-click switches)
//#define MCN_TWO_GRAPH_MODE
//// Class Definition /////////////////////////////////////////////////////////
class plDetailCurveCtrl
{
protected:
HWND fHWnd;
HDC fDblDC;
HBITMAP fDblBitmap;
HBRUSH fWhiteBrush, fBlueBrush;
HPEN fBluePen, fLiteBluePen;
RECT fStartDragPt, fEndDragPt;
bool fDraggingStart, fDraggingEnd;
bool fCanDragStart, fCanDragEnd;
int fNumLevels;
float fStartPercent, fEndPercent;
float fStartOpac, fEndOpac;
void IInitDblBuffer( void );
void IRefreshDblBuffer( void );
void IDrawCurve( HDC hDC, bool clampToInts, int cornerX, int cornerY, SIZE *bgndSize );
float IXlateDistToValue( float dist, bool clampToInts );
float IXlateDistToX( float dist, bool clampToInts );
float IXlateXToDist( float howFar );
void IXlateValuesToClientPt( float x, float y, POINT *pt, int cornerX, int cornerY, SIZE *bgndSize );
void IMapMouseToValues( int x, int y, bool mapToStart );
void ISendDraggedMessage( bool itWasTheStartPoint );
static HINSTANCE fInstance;
static int fClassRefCnt;
static HBITMAP fBgndImage;
static HFONT fFont;
#ifdef MCN_TWO_GRAPH_MODE
static HBITMAP fBgndImage2;
static bool fXAsMipmapLevel;
#endif
static void IRegisterCtrl( HINSTANCE instance );
static void IUnregisterCtrl( void );
static LRESULT CALLBACK IWndProc( HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam );
public:
plDetailCurveCtrl( HWND parentWnd, WPARAM id, RECT *clientRect, HINSTANCE instance = NULL );
~plDetailCurveCtrl();
void SetStartPoint( float percentLevel, float opacity );
void SetEndPoint( float percentLevel, float opacity );
void SetNumLevels( int numLevels );
void GetStartPoint( float &percent, float &opacity ) { percent = fStartPercent; opacity = fStartOpac; }
void GetEndPoint( float &percent, float &opacity ) { percent = fEndPercent; opacity = fEndOpac; }
};
#endif // _plDetailCurveCtrl_h