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BeatAroundTheBuscherandGitHub
ed00830202
* Fixing upper/lower case for includes types.h, zconf.h and zlib.h were renamed so that global includes like Types.h are not used.
772 lines
19 KiB
C++
772 lines
19 KiB
C++
#include "types.h"
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#include "WordWrap.h"
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#include "Render Dirty.h"
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#include "Utilities.h"
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#include "WCheck.h"
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#include "Slider.h"
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#include "sysutil.h"
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#include "line.h"
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///////////////////////////////////////////////////
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//
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// Defines
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//
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///////////////////////////////////////////////////
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#define DEFUALT_SLIDER_SIZE 7
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#define STEEL_SLIDER_WIDTH 42
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#define STEEL_SLIDER_HEIGHT 25
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typedef struct TAG_SLIDER
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{
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UINT32 uiSliderID;
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UINT8 ubStyle;
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UINT16 usPosX;
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UINT16 usPosY;
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UINT16 usWidth;
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UINT16 usHeight;
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UINT16 usNumberOfIncrements;
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SLIDER_CHANGE_CALLBACK SliderChangeCallback;
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UINT16 usCurrentIncrement;
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UINT16 usBackGroundColor;
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MOUSE_REGION ScrollAreaMouseRegion;
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UINT32 uiSliderBoxImage;
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UINT16 usCurrentSliderBoxPosition;
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SGPRect LastRect;
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UINT32 uiFlags;
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UINT8 ubSliderWidth;
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UINT8 ubSliderHeight;
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struct TAG_SLIDER *pNext;
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struct TAG_SLIDER *pPrev;
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} SLIDER;
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//ddd
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///////////////////////////////////////////////////
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//
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// Global Variables
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//
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///////////////////////////////////////////////////
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SLIDER *pSliderHead = NULL;
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UINT32 guiCurrentSliderID=1;
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BOOLEAN gfSliderInited=FALSE;
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BOOLEAN gfCurrentSliderIsAnchored=FALSE; //if true, the current selected slider mouse button is down
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SLIDER *gpCurrentSlider=NULL;
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UINT32 guiSliderBoxImage=0;
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//ggg
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//Mouse regions for the currently selected save game
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void SelectedSliderButtonCallBack(MOUSE_REGION * pRegion, INT32 iReason );
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void SelectedSliderMovementCallBack(MOUSE_REGION * pRegion, INT32 reason );
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///////////////////////////////////////////////////
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//
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// Function Prototypes
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//
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///////////////////////////////////////////////////
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void OptDisplayLine( UINT16 usStartX, UINT16 usStartY, UINT16 EndX, UINT16 EndY, INT16 iColor );
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void RenderSelectedSliderBar( SLIDER *pSlider );
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void CalculateNewSliderBoxPosition( SLIDER *pSlider );
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SLIDER *GetSliderFromID( UINT32 uiSliderID );
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void RenderSliderBox( SLIDER *pSlider );
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void CalculateNewSliderIncrement( UINT32 uiSliderID, UINT16 usPosX );
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//ppp
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///////////////////////////////////////////////////
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//
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// Functions
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//
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///////////////////////////////////////////////////
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BOOLEAN InitSlider()
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{
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VOBJECT_DESC VObjectDesc;
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// load Slider Box Graphic graphic and add it
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VObjectDesc.fCreateFlags=VOBJECT_CREATE_FROMFILE;
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FilenameForBPP("INTERFACE\\SliderBox.sti", VObjectDesc.ImageFile);
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CHECKF(AddVideoObject(&VObjectDesc, &guiSliderBoxImage ));
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gfSliderInited = TRUE;
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return( TRUE );
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}
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void ShutDownSlider()
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{
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SLIDER *pRemove = NULL;
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SLIDER *pTemp = NULL;
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AssertMsg( gfSliderInited, "Trying to ShutDown the Slider System when it was never inited");
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//Do a cehck to see if there are still active nodes
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pTemp = pSliderHead;
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while( pTemp )
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{
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pRemove = pTemp;
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pTemp = pTemp->pNext;
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RemoveSliderBar( pRemove->uiSliderID );
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//Report an error
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}
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//if so report an errror
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gfSliderInited = 0;
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DeleteVideoObjectFromIndex( guiSliderBoxImage );
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}
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INT32 AddSlider( UINT8 ubStyle, UINT16 usCursor, UINT16 usPosX, UINT16 usPosY, UINT16 usWidth, UINT16 usNumberOfIncrements, INT8 sPriority, SLIDER_CHANGE_CALLBACK SliderChangeCallback, UINT32 uiFlags )
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{
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SLIDER *pTemp = NULL;
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SLIDER *pNewSlider = NULL;
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AssertMsg( gfSliderInited, "Trying to Add a Slider Bar when the Slider System was never inited");
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//checks
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if( ubStyle >= NUM_SLIDER_STYLES )
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return( -1 );
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pNewSlider = (SLIDER *) MemAlloc( sizeof( SLIDER ) );
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if( pNewSlider == NULL )
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{
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return( -1 );
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}
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memset( pNewSlider, 0, sizeof( SLIDER ) );
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//Assign the settings to the current slider
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pNewSlider->ubStyle = ubStyle;
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pNewSlider->usPosX = usPosX;
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pNewSlider->usPosY = usPosY;
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// pNewSlider->usWidth = usWidth;
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pNewSlider->usNumberOfIncrements = usNumberOfIncrements;
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pNewSlider->SliderChangeCallback = SliderChangeCallback;
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pNewSlider->usCurrentIncrement = 0;
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pNewSlider->usBackGroundColor = Get16BPPColor( FROMRGB( 255, 255, 255 ) );
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pNewSlider->uiFlags = uiFlags;
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//Get a new Identifier for the slider
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//Temp just increment for now
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pNewSlider->uiSliderID = guiCurrentSliderID;
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//increment counter
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guiCurrentSliderID++;
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//
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// Create the mouse regions for each increment in the slider
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//
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//add the region
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usPosX = pNewSlider->usPosX;
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usPosY = pNewSlider->usPosY;
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//Add the last one, the width will be whatever is left over
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switch( ubStyle )
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{
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case SLIDER_VERTICAL_STEEL:
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pNewSlider->uiFlags |= SLIDER_VERTICAL;
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pNewSlider->usWidth = STEEL_SLIDER_WIDTH;
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pNewSlider->usHeight = usWidth;
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pNewSlider->ubSliderWidth = STEEL_SLIDER_WIDTH;
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pNewSlider->ubSliderHeight = STEEL_SLIDER_HEIGHT;
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MSYS_DefineRegion( &pNewSlider->ScrollAreaMouseRegion, (UINT16)(usPosX-pNewSlider->usWidth/2), usPosY, (UINT16)(usPosX+pNewSlider->usWidth/2), (UINT16)(pNewSlider->usPosY+pNewSlider->usHeight), sPriority,
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usCursor, SelectedSliderMovementCallBack, SelectedSliderButtonCallBack );
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MSYS_SetRegionUserData( &pNewSlider->ScrollAreaMouseRegion, 1, pNewSlider->uiSliderID );
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break;
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case SLIDER_DEFAULT_STYLE:
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default:
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pNewSlider->uiFlags |= SLIDER_HORIZONTAL;
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pNewSlider->usWidth = usWidth;
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pNewSlider->usHeight = DEFUALT_SLIDER_SIZE;
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MSYS_DefineRegion( &pNewSlider->ScrollAreaMouseRegion, usPosX, (UINT16)(usPosY-DEFUALT_SLIDER_SIZE), (UINT16)(pNewSlider->usPosX+pNewSlider->usWidth), (UINT16)(usPosY+DEFUALT_SLIDER_SIZE), sPriority,
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usCursor, SelectedSliderMovementCallBack, SelectedSliderButtonCallBack );
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MSYS_SetRegionUserData( &pNewSlider->ScrollAreaMouseRegion, 1, pNewSlider->uiSliderID );
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break;
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}
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//
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// Load the graphic image for the slider box
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//
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//add the slider into the list
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pTemp = pSliderHead;
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//if its the first time in
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if( pSliderHead == NULL )
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{
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pSliderHead = pNewSlider;
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pNewSlider->pNext = NULL;
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}
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else
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{
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while( pTemp->pNext != NULL )
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{
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pTemp = pTemp->pNext;
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}
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pTemp->pNext = pNewSlider;
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pNewSlider->pPrev = pTemp;
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pNewSlider->pNext = NULL;
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}
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CalculateNewSliderBoxPosition( pNewSlider );
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return( pNewSlider->uiSliderID );
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}
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void RenderAllSliderBars()
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{
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SLIDER *pTemp = NULL;
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// set the currently selectd slider bar
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if( gfLeftButtonState && gpCurrentSlider != NULL )
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{
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UINT16 usPosY = 0;
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if( gusMouseYPos < gpCurrentSlider->usPosY )
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usPosY = 0;
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else
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usPosY = gusMouseYPos - gpCurrentSlider->usPosY;
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//if the mouse
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CalculateNewSliderIncrement( gpCurrentSlider->uiSliderID, usPosY );
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}
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else
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{
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gpCurrentSlider = NULL;
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}
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pTemp = pSliderHead;
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while( pTemp )
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{
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RenderSelectedSliderBar( pTemp );
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pTemp = pTemp->pNext;
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}
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}
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void RenderSelectedSliderBar( SLIDER *pSlider )
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{
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if( pSlider->uiFlags & SLIDER_VERTICAL )
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{
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}
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else
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{
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//display the background ( the bar )
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OptDisplayLine( (UINT16)(pSlider->usPosX+1), (UINT16)(pSlider->usPosY-1), (UINT16)(pSlider->usPosX + pSlider->usWidth-1), (UINT16)(pSlider->usPosY-1), pSlider->usBackGroundColor );
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OptDisplayLine( pSlider->usPosX, pSlider->usPosY, (UINT16)(pSlider->usPosX + pSlider->usWidth), pSlider->usPosY, pSlider->usBackGroundColor );
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OptDisplayLine( (UINT16)(pSlider->usPosX+1), (UINT16)(pSlider->usPosY+1), (UINT16)(pSlider->usPosX + pSlider->usWidth-1), (UINT16)(pSlider->usPosY+1), pSlider->usBackGroundColor );
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//invalidate the area
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InvalidateRegion( pSlider->usPosX, pSlider->usPosY-2, pSlider->usPosX+pSlider->usWidth+1, pSlider->usPosY+2 );
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}
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RenderSliderBox( pSlider );
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}
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void RenderSliderBox( SLIDER *pSlider )
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{
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HVOBJECT hPixHandle;
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SGPRect SrcRect;
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SGPRect DestRect;
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if( pSlider->uiFlags & SLIDER_VERTICAL )
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{
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//fill out the settings for the current dest and source rects
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SrcRect.iLeft = 0;
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SrcRect.iTop = 0;
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SrcRect.iRight = pSlider->ubSliderWidth;
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SrcRect.iBottom = pSlider->ubSliderHeight;
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DestRect.iLeft = pSlider->usPosX - pSlider->ubSliderWidth / 2;
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DestRect.iTop = pSlider->usCurrentSliderBoxPosition - pSlider->ubSliderHeight/2;
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DestRect.iRight = DestRect.iLeft + pSlider->ubSliderWidth;
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DestRect.iBottom = DestRect.iTop + pSlider->ubSliderHeight;
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//If it is not the first time to render the slider
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if( !( pSlider->LastRect.iLeft == 0 && pSlider->LastRect.iRight == 0 ) )
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{
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//Restore the old rect
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BlitBufferToBuffer(guiSAVEBUFFER, guiRENDERBUFFER, (UINT16)pSlider->LastRect.iLeft, (UINT16)pSlider->LastRect.iTop, pSlider->ubSliderWidth, pSlider->ubSliderHeight );
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//invalidate the old area
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InvalidateRegion( pSlider->LastRect.iLeft, pSlider->LastRect.iTop, pSlider->LastRect.iRight, pSlider->LastRect.iBottom );
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}
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//Blit the new rect
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BlitBufferToBuffer( guiRENDERBUFFER, guiSAVEBUFFER, (UINT16)DestRect.iLeft, (UINT16)DestRect.iTop, pSlider->ubSliderWidth, pSlider->ubSliderHeight );
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}
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else
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{
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//fill out the settings for the current dest and source rects
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SrcRect.iLeft = 0;
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SrcRect.iTop = 0;
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SrcRect.iRight = pSlider->ubSliderWidth;
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SrcRect.iBottom = pSlider->ubSliderHeight;
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DestRect.iLeft = pSlider->usCurrentSliderBoxPosition;
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DestRect.iTop = pSlider->usPosY-DEFUALT_SLIDER_SIZE;
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DestRect.iRight = DestRect.iLeft + pSlider->ubSliderWidth;
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DestRect.iBottom = DestRect.iTop + pSlider->ubSliderHeight;
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//If it is not the first time to render the slider
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if( !( pSlider->LastRect.iLeft == 0 && pSlider->LastRect.iRight == 0 ) )
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{
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//Restore the old rect
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BlitBufferToBuffer(guiSAVEBUFFER, guiRENDERBUFFER, (UINT16)pSlider->LastRect.iLeft, (UINT16)pSlider->LastRect.iTop, 8, 15 );
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}
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//save the new rect
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BlitBufferToBuffer(guiRENDERBUFFER, guiSAVEBUFFER, (UINT16)DestRect.iLeft, (UINT16)DestRect.iTop, 8, 15 );
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}
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//Save the new rect location
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pSlider->LastRect = DestRect;
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if( pSlider->uiFlags & SLIDER_VERTICAL )
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{
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//display the slider box
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GetVideoObject(&hPixHandle, guiSliderBoxImage );
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BltVideoObject(FRAME_BUFFER, hPixHandle, 0, pSlider->LastRect.iLeft, pSlider->LastRect.iTop, VO_BLT_SRCTRANSPARENCY,NULL);
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//invalidate the area
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InvalidateRegion( pSlider->LastRect.iLeft, pSlider->LastRect.iTop, pSlider->LastRect.iRight, pSlider->LastRect.iBottom );
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}
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else
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{
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//display the slider box
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GetVideoObject(&hPixHandle, guiSliderBoxImage );
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BltVideoObject(FRAME_BUFFER, hPixHandle, 0, pSlider->usCurrentSliderBoxPosition, pSlider->usPosY-DEFUALT_SLIDER_SIZE, VO_BLT_SRCTRANSPARENCY,NULL);
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//invalidate the area
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InvalidateRegion( pSlider->usCurrentSliderBoxPosition, pSlider->usPosY-DEFUALT_SLIDER_SIZE, pSlider->usCurrentSliderBoxPosition+9, pSlider->usPosY+DEFUALT_SLIDER_SIZE );
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}
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}
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void RemoveSliderBar( UINT32 uiSliderID )
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{
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SLIDER *pTemp = NULL;
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SLIDER *pNodeToRemove = NULL;
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// UINT32 cnt;
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pTemp = pSliderHead;
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//Get the required slider
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while( pTemp && pTemp->uiSliderID != uiSliderID )
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{
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pTemp = pTemp->pNext;
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}
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//if we could not find the required slider
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if( pTemp == NULL )
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{
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//return an error
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return;
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}
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pNodeToRemove = pTemp;
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if( pTemp == pSliderHead )
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pSliderHead = pSliderHead->pNext;
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//Detach the node.
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if( pTemp->pNext )
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pTemp->pNext->pPrev = pTemp->pPrev;
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if( pTemp->pPrev )
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pTemp->pPrev->pNext = pTemp->pNext;
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MSYS_RemoveRegion( &pNodeToRemove->ScrollAreaMouseRegion );
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//if its the last node
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if( pNodeToRemove == pSliderHead )
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pSliderHead = NULL;
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//Remove the slider node
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MemFree( pNodeToRemove );
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pNodeToRemove = NULL;
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}
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void SelectedSliderMovementCallBack(MOUSE_REGION * pRegion, INT32 reason )
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{
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UINT32 uiSelectedSlider;
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SLIDER *pSlider=NULL;
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//if we already have an anchored slider bar
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if( gpCurrentSlider != NULL )
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return;
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if( reason & MSYS_CALLBACK_REASON_LOST_MOUSE )
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{
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pRegion->uiFlags &= (~BUTTON_CLICKED_ON );
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if( gfLeftButtonState )
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{
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uiSelectedSlider = MSYS_GetRegionUserData( pRegion, 1 );
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pSlider = GetSliderFromID( uiSelectedSlider );
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if( pSlider == NULL )
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return;
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// set the currently selectd slider bar
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if( gfLeftButtonState )
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{
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gpCurrentSlider = pSlider;
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}
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if( pSlider->uiFlags & SLIDER_VERTICAL )
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{
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CalculateNewSliderIncrement( uiSelectedSlider, pRegion->RelativeYPos );
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}
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else
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{
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CalculateNewSliderIncrement( uiSelectedSlider, pRegion->RelativeXPos );
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}
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}
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}
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else if( reason & MSYS_CALLBACK_REASON_GAIN_MOUSE )
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{
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pRegion->uiFlags |= BUTTON_CLICKED_ON ;
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if( gfLeftButtonState )
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{
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uiSelectedSlider = MSYS_GetRegionUserData( pRegion, 1 );
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pSlider = GetSliderFromID( uiSelectedSlider );
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if( pSlider == NULL )
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return;
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// set the currently selectd slider bar
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// gpCurrentSlider = pSlider;
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if( pSlider->uiFlags & SLIDER_VERTICAL )
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{
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CalculateNewSliderIncrement( uiSelectedSlider, pRegion->RelativeYPos );
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}
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else
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{
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CalculateNewSliderIncrement( uiSelectedSlider, pRegion->RelativeXPos );
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}
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}
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}
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else if( reason & MSYS_CALLBACK_REASON_MOVE )
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{
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pRegion->uiFlags |= BUTTON_CLICKED_ON ;
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if( gfLeftButtonState )
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{
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uiSelectedSlider = MSYS_GetRegionUserData( pRegion, 1 );
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pSlider = GetSliderFromID( uiSelectedSlider );
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if( pSlider == NULL )
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return;
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// set the currently selectd slider bar
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// gpCurrentSlider = pSlider;
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if( pSlider->uiFlags & SLIDER_VERTICAL )
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{
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CalculateNewSliderIncrement( uiSelectedSlider, pRegion->RelativeYPos );
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}
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else
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{
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CalculateNewSliderIncrement( uiSelectedSlider, pRegion->RelativeXPos );
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
|
|
void SelectedSliderButtonCallBack(MOUSE_REGION * pRegion, INT32 iReason )
|
|
{
|
|
UINT32 uiSelectedSlider;
|
|
SLIDER *pSlider=NULL;
|
|
|
|
//if we already have an anchored slider bar
|
|
if( gpCurrentSlider != NULL )
|
|
return;
|
|
|
|
if (iReason & MSYS_CALLBACK_REASON_INIT)
|
|
{
|
|
}
|
|
else if (iReason & MSYS_CALLBACK_REASON_LBUTTON_DWN)
|
|
{
|
|
uiSelectedSlider = MSYS_GetRegionUserData( pRegion, 1 );
|
|
|
|
pSlider = GetSliderFromID( uiSelectedSlider );
|
|
if( pSlider == NULL )
|
|
return;
|
|
|
|
|
|
/* // set the currently selectd slider bar
|
|
if( gfLeftButtonState )
|
|
{
|
|
gpCurrentSlider = pSlider;
|
|
}
|
|
*/
|
|
|
|
if( pSlider->uiFlags & SLIDER_VERTICAL )
|
|
{
|
|
CalculateNewSliderIncrement( uiSelectedSlider, pRegion->RelativeYPos );
|
|
}
|
|
else
|
|
{
|
|
CalculateNewSliderIncrement( uiSelectedSlider, pRegion->RelativeXPos );
|
|
}
|
|
}
|
|
else if (iReason & MSYS_CALLBACK_REASON_LBUTTON_REPEAT )
|
|
{
|
|
uiSelectedSlider = MSYS_GetRegionUserData( pRegion, 1 );
|
|
|
|
pSlider = GetSliderFromID( uiSelectedSlider );
|
|
if( pSlider == NULL )
|
|
return;
|
|
|
|
// set the currently selectd slider bar
|
|
/* if( gfLeftButtonState )
|
|
{
|
|
gpCurrentSlider = pSlider;
|
|
}
|
|
*/
|
|
|
|
if( pSlider->uiFlags & SLIDER_VERTICAL )
|
|
{
|
|
CalculateNewSliderIncrement( uiSelectedSlider, pRegion->RelativeYPos );
|
|
}
|
|
else
|
|
{
|
|
CalculateNewSliderIncrement( uiSelectedSlider, pRegion->RelativeXPos );
|
|
}
|
|
}
|
|
|
|
else if (iReason & MSYS_CALLBACK_REASON_LBUTTON_UP)
|
|
{
|
|
}
|
|
}
|
|
|
|
|
|
|
|
void CalculateNewSliderIncrement( UINT32 uiSliderID, UINT16 usPos )
|
|
{
|
|
FLOAT dNewIncrement=0.0;
|
|
SLIDER *pSlider;
|
|
UINT16 usOldIncrement;
|
|
BOOLEAN fLastSpot=FALSE;
|
|
BOOLEAN fFirstSpot=FALSE;
|
|
|
|
pSlider = GetSliderFromID( uiSliderID );
|
|
if( pSlider == NULL )
|
|
return;
|
|
|
|
usOldIncrement = pSlider->usCurrentIncrement;
|
|
|
|
if( pSlider->uiFlags & SLIDER_VERTICAL )
|
|
{
|
|
if( usPos >= (UINT16)(pSlider->usHeight * 0.99f ) )
|
|
fLastSpot = TRUE;
|
|
|
|
if( usPos <= (UINT16)(pSlider->usHeight * 0.01f ) )
|
|
fFirstSpot = TRUE;
|
|
|
|
|
|
//pSlider->usNumberOfIncrements
|
|
if( fFirstSpot )
|
|
dNewIncrement = 0;
|
|
else if( fLastSpot )
|
|
dNewIncrement = pSlider->usNumberOfIncrements;
|
|
else
|
|
dNewIncrement = ( usPos / (FLOAT)pSlider->usHeight ) * pSlider->usNumberOfIncrements;
|
|
}
|
|
else
|
|
{
|
|
dNewIncrement = ( usPos / (FLOAT)pSlider->usWidth ) * pSlider->usNumberOfIncrements;
|
|
}
|
|
|
|
|
|
pSlider->usCurrentIncrement = (UINT16)( dNewIncrement + .5 );
|
|
|
|
CalculateNewSliderBoxPosition( pSlider );
|
|
|
|
|
|
//if the the new value is different
|
|
if( usOldIncrement != pSlider->usCurrentIncrement )
|
|
{
|
|
if( pSlider->uiFlags & SLIDER_VERTICAL )
|
|
{
|
|
//Call the call back for the slider
|
|
(*(pSlider->SliderChangeCallback) )( pSlider->usNumberOfIncrements - pSlider->usCurrentIncrement );
|
|
}
|
|
else
|
|
{
|
|
//Call the call back for the slider
|
|
(*(pSlider->SliderChangeCallback) )( pSlider->usCurrentIncrement );
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
void OptDisplayLine( UINT16 usStartX, UINT16 usStartY, UINT16 EndX, UINT16 EndY, INT16 iColor )
|
|
{
|
|
UINT32 uiDestPitchBYTES;
|
|
UINT8 *pDestBuf;
|
|
|
|
pDestBuf = LockVideoSurface( FRAME_BUFFER, &uiDestPitchBYTES );
|
|
|
|
SetClippingRegionAndImageWidth( uiDestPitchBYTES, 0, 0, SCREEN_WIDTH, SCREEN_HEIGHT);
|
|
|
|
// draw the line
|
|
LineDraw(FALSE, usStartX, usStartY, EndX, EndY, iColor, pDestBuf);
|
|
|
|
// unlock frame buffer
|
|
UnLockVideoSurface( FRAME_BUFFER );
|
|
}
|
|
|
|
|
|
void CalculateNewSliderBoxPosition( SLIDER *pSlider )
|
|
{
|
|
UINT16 usMaxPos;
|
|
|
|
if( pSlider->uiFlags & SLIDER_VERTICAL )
|
|
{
|
|
//if the box is in the last position
|
|
if( pSlider->usCurrentIncrement >= ( pSlider->usNumberOfIncrements ) )
|
|
{
|
|
pSlider->usCurrentSliderBoxPosition = pSlider->usPosY + pSlider->usHeight;// - pSlider->ubSliderHeight / 2; // - minus box width
|
|
}
|
|
|
|
//else if the box is in the first position
|
|
else if( pSlider->usCurrentIncrement == 0 )
|
|
{
|
|
pSlider->usCurrentSliderBoxPosition = pSlider->usPosY;// - pSlider->ubSliderHeight / 2;
|
|
}
|
|
else
|
|
{
|
|
pSlider->usCurrentSliderBoxPosition = pSlider->usPosY + (UINT16)( ( pSlider->usHeight / (FLOAT)pSlider->usNumberOfIncrements ) * pSlider->usCurrentIncrement );
|
|
}
|
|
|
|
usMaxPos = pSlider->usPosY + pSlider->usHeight;// - pSlider->ubSliderHeight//2 + 1;
|
|
|
|
//if the box is past the edge, move it back
|
|
if( pSlider->usCurrentSliderBoxPosition > usMaxPos )
|
|
pSlider->usCurrentSliderBoxPosition = usMaxPos;
|
|
}
|
|
else
|
|
{
|
|
//if the box is in the last position
|
|
if( pSlider->usCurrentIncrement == ( pSlider->usNumberOfIncrements ) )
|
|
{
|
|
pSlider->usCurrentSliderBoxPosition = pSlider->usPosX + pSlider->usWidth - 8 + 1; // - minus box width
|
|
}
|
|
else
|
|
{
|
|
pSlider->usCurrentSliderBoxPosition = pSlider->usPosX + (UINT16)( ( pSlider->usWidth / (FLOAT)pSlider->usNumberOfIncrements ) * pSlider->usCurrentIncrement );
|
|
}
|
|
usMaxPos = pSlider->usPosX + pSlider->usWidth - 8+1;
|
|
|
|
//if the box is past the edge, move it back
|
|
if( pSlider->usCurrentSliderBoxPosition > usMaxPos )
|
|
pSlider->usCurrentSliderBoxPosition = usMaxPos;
|
|
}
|
|
}
|
|
|
|
SLIDER *GetSliderFromID( UINT32 uiSliderID )
|
|
{
|
|
SLIDER *pTemp = NULL;
|
|
|
|
pTemp = pSliderHead;
|
|
|
|
//Get the required slider
|
|
while( pTemp && pTemp->uiSliderID != uiSliderID )
|
|
{
|
|
pTemp = pTemp->pNext;
|
|
}
|
|
|
|
// if we couldnt find the right slider
|
|
if( pTemp == NULL )
|
|
return( NULL );
|
|
|
|
return( pTemp );
|
|
}
|
|
|
|
|
|
void SetSliderValue( UINT32 uiSliderID, UINT32 uiNewValue )
|
|
{
|
|
SLIDER *pSlider = NULL;
|
|
|
|
pSlider = GetSliderFromID( uiSliderID );
|
|
if( pSlider == NULL )
|
|
return;
|
|
|
|
if( uiNewValue >= pSlider->usNumberOfIncrements )
|
|
return;
|
|
|
|
if( pSlider->uiFlags & SLIDER_VERTICAL )
|
|
pSlider->usCurrentIncrement = pSlider->usNumberOfIncrements - (UINT16)uiNewValue;
|
|
else
|
|
pSlider->usCurrentIncrement = (UINT16)uiNewValue;
|
|
|
|
CalculateNewSliderBoxPosition( pSlider );
|
|
}
|
|
|
|
|