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Diffstat (limited to 'vgui2/vgui_controls/Slider.cpp')
| -rw-r--r-- | vgui2/vgui_controls/Slider.cpp | 954 |
1 files changed, 954 insertions, 0 deletions
diff --git a/vgui2/vgui_controls/Slider.cpp b/vgui2/vgui_controls/Slider.cpp new file mode 100644 index 0000000..a05454a --- /dev/null +++ b/vgui2/vgui_controls/Slider.cpp @@ -0,0 +1,954 @@ +//========= Copyright Valve Corporation, All rights reserved. ============// +// +// Purpose: +// +// $NoKeywords: $ +//=============================================================================// + +#include <stdio.h> +#define PROTECTED_THINGS_DISABLE + +#include <vgui/MouseCode.h> +#include <KeyValues.h> +#include <vgui/IBorder.h> +#include <vgui/IInput.h> +#include <vgui/ISystem.h> +#include <vgui/IScheme.h> +#include <vgui/ISurface.h> +#include <vgui/ILocalize.h> + +#include <vgui_controls/Slider.h> +#include <vgui_controls/Controls.h> +#include <vgui_controls/TextImage.h> + +// memdbgon must be the last include file in a .cpp file!!! +#include <tier0/memdbgon.h> + +using namespace vgui; + +DECLARE_BUILD_FACTORY( Slider ); + +static const float NOB_SIZE = 8.0f; + +//----------------------------------------------------------------------------- +// Purpose: Create a slider bar with ticks underneath it +//----------------------------------------------------------------------------- +Slider::Slider(Panel *parent, const char *panelName ) : BaseClass(parent, panelName) +{ + m_bIsDragOnRepositionNob = false; + _dragging = false; + _value = 0; + _range[0] = 0; + _range[1] = 0; + _buttonOffset = 0; + _sliderBorder = NULL; + _insetBorder = NULL; + m_nNumTicks = 10; + _leftCaption = NULL; + _rightCaption = NULL; + + _subrange[ 0 ] = 0; + _subrange[ 1 ] = 0; + m_bUseSubRange = false; + m_bInverted = false; + + SetThumbWidth( 8 ); + RecomputeNobPosFromValue(); + AddActionSignalTarget(this); + SetBlockDragChaining( true ); +} + +// This allows the slider to behave like it's larger than what's actually being drawn +//----------------------------------------------------------------------------- +// Purpose: +// Input : bEnable - +// 0 - +// 100 - +//----------------------------------------------------------------------------- +void Slider::SetSliderThumbSubRange( bool bEnable, int nMin /*= 0*/, int nMax /*= 100*/ ) +{ + m_bUseSubRange = bEnable; + _subrange[ 0 ] = nMin; + _subrange[ 1 ] = nMax; +} + +//----------------------------------------------------------------------------- +// Purpose: Set the size of the slider bar. +// Warning less than 30 pixels tall and everything probably won't fit. +//----------------------------------------------------------------------------- +void Slider::OnSizeChanged(int wide,int tall) +{ + BaseClass::OnSizeChanged(wide,tall); + + RecomputeNobPosFromValue(); +} + +//----------------------------------------------------------------------------- +// Purpose: Set the value of the slider to one of the ticks. +//----------------------------------------------------------------------------- +void Slider::SetValue(int value, bool bTriggerChangeMessage) +{ + int oldValue=_value; + + if ( _range[0] < _range[1] ) + { + if(value<_range[0]) + { + value=_range[0]; + } + if(value>_range[1]) + { + value=_range[1]; + } + } + else + { + if(value<_range[1]) + { + value=_range[1]; + } + if(value>_range[0]) + { + value=_range[0]; + } + } + + _value = value; + + RecomputeNobPosFromValue(); + + if (_value != oldValue && bTriggerChangeMessage) + { + SendSliderMovedMessage(); + } +} + +//----------------------------------------------------------------------------- +// Purpose: Return the value of the slider +//----------------------------------------------------------------------------- +int Slider::GetValue() +{ + return _value; +} + +//----------------------------------------------------------------------------- +// Purpose: Layout the slider before drawing it on screen. +//----------------------------------------------------------------------------- +void Slider::PerformLayout() +{ + BaseClass::PerformLayout(); + RecomputeNobPosFromValue(); + + if (_leftCaption) + { + _leftCaption->ResizeImageToContent(); + } + if (_rightCaption) + { + _rightCaption->ResizeImageToContent(); + } +} + +//----------------------------------------------------------------------------- +// Purpose: Move the nob on the slider in response to changing its value. +//----------------------------------------------------------------------------- +void Slider::RecomputeNobPosFromValue() +{ + //int wide,tall; + //GetPaintSize(wide,tall); + int x, y, wide, tall; + GetTrackRect( x, y, wide, tall ); + + float usevalue = _value; + int *userange = &_range[ 0 ]; + if ( m_bUseSubRange ) + { + userange = &_subrange[ 0 ]; + usevalue = clamp( _value, _subrange[ 0 ], _subrange[ 1 ] ); + } + + float fwide=(float)wide; + float frange=(float)(userange[1] -userange[0]); + float fvalue=(float)(usevalue -userange[0]); + float fper = (frange != 0.0f) ? fvalue / frange : 0.0f; + + if ( m_bInverted ) + fper = 1.0f - fper; + + float freepixels = fwide - _nobSize; + float leftpixel = (float)x; + float firstpixel = leftpixel + freepixels * fper + 0.5f; + + _nobPos[0]=(int)( firstpixel ); + _nobPos[1]=(int)( firstpixel + _nobSize ); + + + int rightEdge = x + wide; + + if(_nobPos[1]> rightEdge ) + { + _nobPos[0]=rightEdge-((int)_nobSize); + _nobPos[1]=rightEdge; + } + + Repaint(); +} + +//----------------------------------------------------------------------------- +// Purpose: Sync the slider's value up with the nob's position. +//----------------------------------------------------------------------------- +void Slider::RecomputeValueFromNobPos() +{ + int value = EstimateValueAtPos( _nobPos[ 0 ], 0 ); + SetValue( value ); +} + +int Slider::EstimateValueAtPos( int localMouseX, int /*localMouseY*/ ) +{ + int x, y, wide, tall; + GetTrackRect( x, y, wide, tall ); + + int *userange = &_range[ 0 ]; + if ( m_bUseSubRange ) + { + userange = &_subrange[ 0 ]; + } + + float fwide = (float)wide; + float fvalue = (float)( _value - userange[0] ); + float fnob = (float)( localMouseX - x ); + float freepixels = fwide - _nobSize; + + // Map into reduced range + fvalue = freepixels != 0.0f ? fnob / freepixels : 0.0f; + + return (int) (RemapVal( fvalue, 0.0, 1.0, userange[0], userange[1] )); +} + +void Slider::SetInverted( bool bInverted ) +{ + m_bInverted = bInverted; +} + + +//----------------------------------------------------------------------------- +// Purpose: Send a message to interested parties when the slider moves +//----------------------------------------------------------------------------- +void Slider::SendSliderMovedMessage() +{ + // send a changed message + KeyValues *pParams = new KeyValues("SliderMoved", "position", _value); + pParams->SetPtr( "panel", this ); + PostActionSignal( pParams ); +} + +//----------------------------------------------------------------------------- +// Purpose: Send a message to interested parties when the user begins dragging the slider +//----------------------------------------------------------------------------- +void Slider::SendSliderDragStartMessage() +{ + // send a message + KeyValues *pParams = new KeyValues("SliderDragStart", "position", _value); + pParams->SetPtr( "panel", this ); + PostActionSignal( pParams ); +} + +//----------------------------------------------------------------------------- +// Purpose: Send a message to interested parties when the user ends dragging the slider +//----------------------------------------------------------------------------- +void Slider::SendSliderDragEndMessage() +{ + // send a message + KeyValues *pParams = new KeyValues("SliderDragEnd", "position", _value); + pParams->SetPtr( "panel", this ); + PostActionSignal( pParams ); +} + + +//----------------------------------------------------------------------------- +// Purpose: +//----------------------------------------------------------------------------- +void Slider::ApplySchemeSettings(IScheme *pScheme) +{ + BaseClass::ApplySchemeSettings(pScheme); + + SetFgColor(GetSchemeColor("Slider.NobColor", pScheme)); + // this line is useful for debugging + //SetBgColor(GetSchemeColor("0 0 0 255")); + + m_TickColor = pScheme->GetColor( "Slider.TextColor", GetFgColor() ); + m_TrackColor = pScheme->GetColor( "Slider.TrackColor", GetFgColor() ); + +#ifdef _X360 + m_DepressedBgColor = GetSchemeColor("Slider.NobFocusColor", pScheme); +#endif + + m_DisabledTextColor1 = pScheme->GetColor( "Slider.DisabledTextColor1", GetFgColor() ); + m_DisabledTextColor2 = pScheme->GetColor( "Slider.DisabledTextColor2", GetFgColor() ); + + _sliderBorder = pScheme->GetBorder("ButtonBorder"); + _insetBorder = pScheme->GetBorder("ButtonDepressedBorder"); + + if ( _leftCaption ) + { + _leftCaption->SetFont(pScheme->GetFont("DefaultVerySmall", IsProportional() )); + } + + if ( _rightCaption ) + { + _rightCaption->SetFont(pScheme->GetFont("DefaultVerySmall", IsProportional() )); + } +} + +//----------------------------------------------------------------------------- +// Purpose: +//----------------------------------------------------------------------------- +void Slider::GetSettings(KeyValues *outResourceData) +{ + BaseClass::GetSettings(outResourceData); + + char buf[256]; + if (_leftCaption) + { + _leftCaption->GetUnlocalizedText(buf, sizeof(buf)); + outResourceData->SetString("leftText", buf); + } + + if (_rightCaption) + { + _rightCaption->GetUnlocalizedText(buf, sizeof(buf)); + outResourceData->SetString("rightText", buf); + } +} + +//----------------------------------------------------------------------------- +// Purpose: +//----------------------------------------------------------------------------- +void Slider::ApplySettings(KeyValues *inResourceData) +{ + BaseClass::ApplySettings(inResourceData); + + const char *left = inResourceData->GetString("leftText", NULL); + const char *right = inResourceData->GetString("rightText", NULL); + + int thumbWidth = inResourceData->GetInt("thumbwidth", 0); + if (thumbWidth != 0) + { + SetThumbWidth(thumbWidth); + } + + SetTickCaptions(left, right); + + int nNumTicks = inResourceData->GetInt( "numTicks", -1 ); + if ( nNumTicks >= 0 ) + { + SetNumTicks( nNumTicks ); + } + + int nCurrentRange[2]; + GetRange( nCurrentRange[0], nCurrentRange[1] ); + KeyValues *pRangeMin = inResourceData->FindKey( "rangeMin", false ); + KeyValues *pRangeMax = inResourceData->FindKey( "rangeMax", false ); + bool bDoClamp = false; + if ( pRangeMin ) + { + _range[0] = inResourceData->GetInt( "rangeMin" ); + bDoClamp = true; + } + if ( pRangeMax ) + { + _range[1] = inResourceData->GetInt( "rangeMax" ); + bDoClamp = true; + } + + if ( bDoClamp ) + { + ClampRange(); + } +} + +//----------------------------------------------------------------------------- +// Purpose: +//----------------------------------------------------------------------------- +const char *Slider::GetDescription() +{ + static char buf[1024]; + Q_snprintf(buf, sizeof(buf), "%s, string leftText, string rightText", BaseClass::GetDescription()); + return buf; +} + +//----------------------------------------------------------------------------- +// Purpose: Get the rectangle to draw the slider track in. +//----------------------------------------------------------------------------- +void Slider::GetTrackRect( int& x, int& y, int& w, int& h ) +{ + int wide, tall; + GetPaintSize( wide, tall ); + + x = 0; + y = 8; + w = wide - (int)_nobSize; + h = 4; +} + +//----------------------------------------------------------------------------- +// Purpose: Draw everything on screen +//----------------------------------------------------------------------------- +void Slider::Paint() +{ + DrawTicks(); + + DrawTickLabels(); + + // Draw nob last so it draws over ticks. + DrawNob(); +} + +//----------------------------------------------------------------------------- +// Purpose: Draw the ticks below the slider. +//----------------------------------------------------------------------------- +void Slider::DrawTicks() +{ + int x, y; + int wide,tall; + GetTrackRect( x, y, wide, tall ); + + // Figure out how to draw the ticks +// GetPaintSize( wide, tall ); + + float fwide = (float)wide; + float freepixels = fwide - _nobSize; + + float leftpixel = _nobSize / 2.0f; + + float pixelspertick = freepixels / ( m_nNumTicks ); + + y += (int)_nobSize; + int tickHeight = 5; + + if (IsEnabled()) + { + surface()->DrawSetColor( m_TickColor ); //vgui::Color( 127, 140, 127, 255 ) ); + for ( int i = 0; i <= m_nNumTicks; i++ ) + { + int xpos = (int)( leftpixel + i * pixelspertick ); + + surface()->DrawFilledRect( xpos, y, xpos + 1, y + tickHeight ); + } + } + else + { + surface()->DrawSetColor( m_DisabledTextColor1 ); //vgui::Color( 127, 140, 127, 255 ) ); + for ( int i = 0; i <= m_nNumTicks; i++ ) + { + int xpos = (int)( leftpixel + i * pixelspertick ); + surface()->DrawFilledRect( xpos+1, y+1, xpos + 2, y + tickHeight + 1 ); + } + surface()->DrawSetColor( m_DisabledTextColor2 ); //vgui::Color( 127, 140, 127, 255 ) ); + for ( int i = 0; i <= m_nNumTicks; i++ ) + { + int xpos = (int)( leftpixel + i * pixelspertick ); + surface()->DrawFilledRect( xpos, y, xpos + 1, y + tickHeight ); + } + } +} + +//----------------------------------------------------------------------------- +// Purpose: Draw Tick labels under the ticks. +//----------------------------------------------------------------------------- +void Slider::DrawTickLabels() +{ + int x, y; + int wide,tall; + GetTrackRect( x, y, wide, tall ); + + // Figure out how to draw the ticks +// GetPaintSize( wide, tall ); + y += (int)NOB_SIZE + 4; + + // Draw Start and end range values + if (IsEnabled()) + surface()->DrawSetTextColor( m_TickColor ); //vgui::Color( 127, 140, 127, 255 ) ); + else + surface()->DrawSetTextColor( m_DisabledTextColor1 ); //vgui::Color( 127, 140, 127, 255 ) ); + + + if ( _leftCaption != NULL ) + { + _leftCaption->SetPos(0, y); + if (IsEnabled()) + { + _leftCaption->SetColor( m_TickColor ); + } + else + { + _leftCaption->SetColor( m_DisabledTextColor1 ); + } + + _leftCaption->Paint(); + } + + if ( _rightCaption != NULL) + { + int rwide, rtall; + _rightCaption->GetSize(rwide, rtall); + _rightCaption->SetPos((int)(wide - rwide) , y); + if (IsEnabled()) + { + _rightCaption->SetColor( m_TickColor ); + } + else + { + _rightCaption->SetColor( m_DisabledTextColor1 ); + } + + _rightCaption->Paint(); + } +} + +//----------------------------------------------------------------------------- +// Purpose: Draw the nob part of the slider. +//----------------------------------------------------------------------------- +void Slider::DrawNob() +{ + // horizontal nob + int x, y; + int wide,tall; + GetTrackRect( x, y, wide, tall ); + Color col = GetFgColor(); +#ifdef _X360 + if(HasFocus()) + { + col = m_DepressedBgColor; + } +#endif + surface()->DrawSetColor(col); + + int nobheight = 16; + + surface()->DrawFilledRect( + _nobPos[0], + y + tall / 2 - nobheight / 2, + _nobPos[1], + y + tall / 2 + nobheight / 2); + // border + if (_sliderBorder) + { + _sliderBorder->Paint( + _nobPos[0], + y + tall / 2 - nobheight / 2, + _nobPos[1], + y + tall / 2 + nobheight / 2); + } +} + +//----------------------------------------------------------------------------- +// Purpose: Set the text labels of the Start and end ticks. +//----------------------------------------------------------------------------- +void Slider::SetTickCaptions( const char *left, const char *right ) +{ + if (left) + { + if (_leftCaption) + { + _leftCaption->SetText(left); + } + else + { + _leftCaption = new TextImage(left); + } + } + if (right) + { + if (_rightCaption) + { + _rightCaption->SetText(right); + } + else + { + _rightCaption = new TextImage(right); + } + } + InvalidateLayout(); +} + +//----------------------------------------------------------------------------- +// Purpose: Set the text labels of the Start and end ticks. +//----------------------------------------------------------------------------- +void Slider::SetTickCaptions( const wchar_t *left, const wchar_t *right ) +{ + if (left) + { + if (_leftCaption) + { + _leftCaption->SetText(left); + } + else + { + _leftCaption = new TextImage(left); + } + } + if (right) + { + if (_rightCaption) + { + _rightCaption->SetText(right); + } + else + { + _rightCaption = new TextImage(right); + } + } + InvalidateLayout(); +} + +//----------------------------------------------------------------------------- +// Purpose: Draw the slider track +//----------------------------------------------------------------------------- +void Slider::PaintBackground() +{ + BaseClass::PaintBackground(); + + int x, y; + int wide,tall; + + GetTrackRect( x, y, wide, tall ); + + surface()->DrawSetColor( m_TrackColor ); + surface()->DrawFilledRect( x, y, x + wide, y + tall ); + if (_insetBorder) + { + _insetBorder->Paint( x, y, x + wide, y + tall ); + } +} + +//----------------------------------------------------------------------------- +// Purpose: Set the range of the slider. +//----------------------------------------------------------------------------- +void Slider::SetRange(int min,int max) +{ + _range[0]=min; + _range[1]=max; + + ClampRange(); +} + +//----------------------------------------------------------------------------- +// Purpose: Sanity check and clamp the range if necessary. +//----------------------------------------------------------------------------- +void Slider::ClampRange() +{ + if ( _range[0] < _range[1] ) + { + if(_value<_range[0]) + { + SetValue( _range[0], false ); + } + else if( _value>_range[1]) + { + SetValue( _range[1], false ); + } + } + else + { + if(_value<_range[1]) + { + SetValue( _range[1], false ); + } + else if( _value>_range[0]) + { + SetValue( _range[0], false ); + } + } +} + +//----------------------------------------------------------------------------- +// Purpose: Get the max and min values of the slider +//----------------------------------------------------------------------------- +void Slider::GetRange(int& min,int& max) +{ + min=_range[0]; + max=_range[1]; +} + +//----------------------------------------------------------------------------- +// Purpose: Respond when the cursor is moved in our window if we are clicking +// and dragging. +//----------------------------------------------------------------------------- +void Slider::OnCursorMoved(int x,int y) +{ + if(!_dragging) + { + return; + } + +// input()->GetCursorPos(x,y); + input()->GetCursorPosition( x, y ); + ScreenToLocal(x,y); + +// int wide,tall; +// GetPaintSize(wide,tall); + int _x, _y, wide, tall; + GetTrackRect( _x, _y, wide, tall ); + + _nobPos[0]=_nobDragStartPos[0]+(x-_dragStartPos[0]); + _nobPos[1]=_nobDragStartPos[1]+(x-_dragStartPos[0]); + + int rightEdge = _x +wide; + int unclamped = _nobPos[ 0 ]; + + if(_nobPos[1]>rightEdge) + { + _nobPos[0]=rightEdge-(_nobPos[1]-_nobPos[0]); + _nobPos[1]=rightEdge; + } + + if(_nobPos[0]<_x) + { + int offset = _x - _nobPos[0]; + _nobPos[1]=_nobPos[1]-offset; + _nobPos[0]=0; + } + + int value = EstimateValueAtPos( unclamped, 0 ); + SetValue( value ); + + // RecomputeValueFromNobPos(); + Repaint(); + SendSliderMovedMessage(); +} + +//----------------------------------------------------------------------------- +// Purpose: If you click on the slider outside of the nob, the nob jumps +// to the click position, and if this setting is enabled, the nob +// is then draggable from the new position until the mouse is released +// Input : state - +//----------------------------------------------------------------------------- +void Slider::SetDragOnRepositionNob( bool state ) +{ + m_bIsDragOnRepositionNob = state; +} + +bool Slider::IsDragOnRepositionNob() const +{ + return m_bIsDragOnRepositionNob; +} + +bool Slider::IsDragged( void ) const +{ + return _dragging; +} + +//----------------------------------------------------------------------------- +// Purpose: Respond to mouse presses. Trigger Record staring positon. +//----------------------------------------------------------------------------- +void Slider::OnMousePressed(MouseCode code) +{ + int x,y; + + if (!IsEnabled()) + return; + +// input()->GetCursorPos(x,y); + input()->GetCursorPosition( x, y ); + + ScreenToLocal(x,y); + RequestFocus(); + + bool startdragging = false, bPostDragStartSignal = false; + + if ((x >= _nobPos[0]) && (x < _nobPos[1])) + { + startdragging = true; + bPostDragStartSignal = true; + } + else + { + // we clicked elsewhere on the slider; move the nob to that position + int min, max; + GetRange(min, max); + if ( m_bUseSubRange ) + { + min = _subrange[ 0 ]; + max = _subrange[ 1 ]; + } + +// int wide = GetWide(); + int _x, _y, wide, tall; + GetTrackRect( _x, _y, wide, tall ); + if ( wide > 0 ) + { + float frange = ( float )( max - min ); + float clickFrac = clamp( ( float )( x - _x ) / (float)( wide - 1 ), 0.0f, 1.0f ); + + float value = (float)min + clickFrac * frange; + + startdragging = IsDragOnRepositionNob(); + + if ( startdragging ) + { + _dragging = true; // Required when as + SendSliderDragStartMessage(); + } + + SetValue( ( int )( value + 0.5f ) ); + } + } + + if ( startdragging ) + { + // drag the nob + _dragging = true; + input()->SetMouseCapture(GetVPanel()); + _nobDragStartPos[0] = _nobPos[0]; + _nobDragStartPos[1] = _nobPos[1]; + _dragStartPos[0] = x; + _dragStartPos[1] = y; + } + + if ( bPostDragStartSignal ) + SendSliderDragStartMessage(); +} + +//----------------------------------------------------------------------------- +// Purpose: Just handle double presses like mouse presses +//----------------------------------------------------------------------------- +void Slider::OnMouseDoublePressed(MouseCode code) +{ + OnMousePressed(code); +} + +//----------------------------------------------------------------------------- +// Purpose: +//----------------------------------------------------------------------------- +#ifdef _X360 +void Slider::OnKeyCodePressed(KeyCode code) +{ + switch ( GetBaseButtonCode( code ) ) + { + case KEY_XBUTTON_LEFT: + case KEY_XSTICK1_LEFT: + case KEY_XSTICK2_LEFT: + SetValue(GetValue() - 1); + break; + case KEY_XBUTTON_RIGHT: + case KEY_XSTICK1_RIGHT: + case KEY_XSTICK2_RIGHT: + SetValue(GetValue() + 1); + break; + default: + BaseClass::OnKeyCodePressed(code); + break; + } +} +#endif + +//----------------------------------------------------------------------------- +// Purpose: Handle key presses +//----------------------------------------------------------------------------- +void Slider::OnKeyCodeTyped(KeyCode code) +{ + switch (code) + { + // for now left and right arrows just open or close submenus if they are there. + case KEY_LEFT: + case KEY_DOWN: + { + int val = GetValue(); + SetValue(val-1); + break; + } + case KEY_RIGHT: + case KEY_UP: + { + int val = GetValue(); + SetValue(val+1); + break; + } + case KEY_PAGEDOWN: + { + int min, max; + GetRange(min, max); + float range = (float) max-min; + float pertick = range/m_nNumTicks; + int val = GetValue(); + SetValue(val - (int) pertick); + break; + } + case KEY_PAGEUP: + { + int min, max; + GetRange(min, max); + float range = (float) max-min; + float pertick = range/m_nNumTicks; + int val = GetValue(); + SetValue(val + (int) pertick); + break; + } + case KEY_HOME: + { + int min, max; + GetRange(min, max); + SetValue(min); + break; + } + case KEY_END: + { + int min, max; + GetRange(min, max); + SetValue(max); + break; + } + default: + BaseClass::OnKeyCodeTyped(code); + break; + } +} + +//----------------------------------------------------------------------------- +// Purpose: Stop dragging when the mouse is released. +//----------------------------------------------------------------------------- +void Slider::OnMouseReleased(MouseCode code) +{ + if ( _dragging ) + { + _dragging=false; + input()->SetMouseCapture(null); + } + + if ( IsEnabled() ) + { + SendSliderDragEndMessage(); + } +} + +//----------------------------------------------------------------------------- +// Purpose: Get the nob's position (the ends of each side of the nob) +//----------------------------------------------------------------------------- +void Slider::GetNobPos(int& min, int& max) +{ + min=_nobPos[0]; + max=_nobPos[1]; +} + +//----------------------------------------------------------------------------- +// Purpose: +//----------------------------------------------------------------------------- +void Slider::SetButtonOffset(int buttonOffset) +{ + _buttonOffset=buttonOffset; +} + +void Slider::SetThumbWidth( int width ) +{ + _nobSize = (float)width; +} + + +//----------------------------------------------------------------------------- +// Purpose: Set the number of ticks that appear under the slider. +//----------------------------------------------------------------------------- +void Slider::SetNumTicks( int ticks ) +{ + m_nNumTicks = ticks; +} |