diff options
Diffstat (limited to 'vcl/source/window/cursor.cxx')
| -rw-r--r-- | vcl/source/window/cursor.cxx | 449 |
1 files changed, 449 insertions, 0 deletions
diff --git a/vcl/source/window/cursor.cxx b/vcl/source/window/cursor.cxx new file mode 100644 index 000000000000..ec2bb1c80506 --- /dev/null +++ b/vcl/source/window/cursor.cxx @@ -0,0 +1,449 @@ +/************************************************************************* + * + * $RCSfile: cursor.cxx,v $ + * + * $Revision: 1.1.1.1 $ + * + * last change: $Author: hr $ $Date: 2000-09-18 17:05:40 $ + * + * The Contents of this file are made available subject to the terms of + * either of the following licenses + * + * - GNU Lesser General Public License Version 2.1 + * - Sun Industry Standards Source License Version 1.1 + * + * Sun Microsystems Inc., October, 2000 + * + * GNU Lesser General Public License Version 2.1 + * ============================================= + * Copyright 2000 by Sun Microsystems, Inc. + * 901 San Antonio Road, Palo Alto, CA 94303, USA + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License version 2.1, as published by the Free Software Foundation. + * + * This library 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 + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + * + * + * Sun Industry Standards Source License Version 1.1 + * ================================================= + * The contents of this file are subject to the Sun Industry Standards + * Source License Version 1.1 (the "License"); You may not use this file + * except in compliance with the License. You may obtain a copy of the + * License at http://www.openoffice.org/license.html. + * + * Software provided under this License is provided on an "AS IS" basis, + * WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING, + * WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS, + * MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING. + * See the License for the specific provisions governing your rights and + * obligations concerning the Software. + * + * The Initial Developer of the Original Code is: Sun Microsystems, Inc. + * + * Copyright: 2000 by Sun Microsystems, Inc. + * + * All Rights Reserved. + * + * Contributor(s): _______________________________________ + * + * + ************************************************************************/ + +#define _SV_CURSOR_CXX + +#ifndef _SV_SVAPP_HXX +#include <svapp.hxx> +#endif +#ifndef _SV_TIMER_HXX +#include <timer.hxx> +#endif +#ifndef _SV_SETTINGS_HXX +#include <settings.hxx> +#endif +#ifndef _SV_WINDOW_HXX +#include <window.hxx> +#endif +#ifndef _SV_POLY_HXX +#include <poly.hxx> +#endif +#ifndef _SV_CURSOR_HXX +#include <cursor.hxx> +#endif + +#pragma hdrstop + +// ======================================================================= + +struct ImplCursorData +{ + AutoTimer maTimer; // Timer + Point maPixPos; // Pixel-Position + Point maPixRotOff; // Pixel-Offset-Position + Size maPixSize; // Pixel-Size + long mnPixSlant; // Pixel-Slant + short mnOrientation; // Pixel-Orientation + USHORT mnStyle; // Cursor-Style + BOOL mbCurVisible; // Ist Cursor aktuell sichtbar + Window* mpWindow; // Zugeordnetes Windows +}; + +// ======================================================================= + +static void ImplCursorInvert( ImplCursorData* pData ) +{ + Window* pWindow = pData->mpWindow; + BOOL bMapMode = pWindow->IsMapModeEnabled(); + pWindow->EnableMapMode( FALSE ); + USHORT nInvertStyle; + if ( pData->mnStyle & CURSOR_SHADOW ) + nInvertStyle = INVERT_50; + else + nInvertStyle = 0; + Rectangle aRect( pData->maPixPos, pData->maPixSize ); + if ( pData->mnOrientation || pData->mnPixSlant ) + { + Polygon aPoly( aRect ); + if ( pData->mnPixSlant ) + { + Point aPoint = aPoly.GetPoint( 0 ); + aPoint.X() += pData->mnPixSlant; + aPoly.SetPoint( aPoint, 0 ); + aPoly.SetPoint( aPoint, 4 ); + aPoint = aPoly.GetPoint( 1 ); + aPoint.X() += pData->mnPixSlant; + aPoly.SetPoint( aPoint, 1 ); + } + if ( pData->mnOrientation ) + aPoly.Rotate( pData->maPixRotOff, pData->mnOrientation ); + pWindow->Invert( aPoly, nInvertStyle ); + } + else + pWindow->Invert( aRect, nInvertStyle ); + pWindow->EnableMapMode( bMapMode ); +} + +// ----------------------------------------------------------------------- + +void Cursor::ImplDraw() +{ + if ( mpData && mpData->mpWindow && !mpData->mbCurVisible ) + { + Window* pWindow = mpData->mpWindow; + mpData->maPixPos = pWindow->LogicToPixel( maPos ); + mpData->maPixSize = pWindow->LogicToPixel( maSize ); + mpData->mnPixSlant = pWindow->LogicToPixel( Size( mnSlant, 0 ) ).Width(); + mpData->mnOrientation = mnOrientation; + long nOffsetY = pWindow->LogicToPixel( Size( 0, mnOffsetY ) ).Height(); + + // Position um den Offset korrigieren + mpData->maPixPos.Y() -= nOffsetY; + mpData->maPixRotOff = mpData->maPixPos; + mpData->maPixRotOff.Y() += nOffsetY; + + // Wenn groesse 0 ist, nehmen wir die breite, die in den + // Settings eingestellt ist + if ( !mpData->maPixSize.Width() ) + mpData->maPixSize.Width() = pWindow->GetSettings().GetStyleSettings().GetCursorSize(); + + // Ausgabeflaeche berechnen und ausgeben + ImplCursorInvert( mpData ); + mpData->mbCurVisible = TRUE; + } +} + +// ----------------------------------------------------------------------- + +void Cursor::ImplRestore() +{ + if ( mpData && mpData->mbCurVisible ) + { + ImplCursorInvert( mpData ); + mpData->mbCurVisible = FALSE; + } +} + +// ----------------------------------------------------------------------- + +void Cursor::ImplShow( BOOL bDrawDirect ) +{ + if ( mbVisible ) + { + Window* pWindow; + if ( mpWindow ) + pWindow = mpWindow; + else + { + // Gibt es ein aktives Fenster und ist der Cursor in dieses Fenster + // selektiert, dann zeige den Cursor an + pWindow = Application::GetFocusWindow(); + if ( !pWindow || (pWindow->mpCursor != this) || pWindow->mbInPaint ) + pWindow = NULL; + } + + if ( pWindow ) + { + if ( !mpData ) + { + mpData = new ImplCursorData; + mpData->mbCurVisible = FALSE; + mpData->maTimer.SetTimeoutHdl( LINK( this, Cursor, ImplTimerHdl ) ); + } + + mpData->mpWindow = pWindow; + mpData->mnStyle = mnStyle; + if ( bDrawDirect ) + ImplDraw(); + + if ( !mpWindow ) + { + mpData->maTimer.SetTimeout( pWindow->GetSettings().GetStyleSettings().GetCursorBlinkTime() ); + if ( mpData->maTimer.GetTimeout() != STYLE_CURSOR_NOBLINKTIME ) + mpData->maTimer.Start(); + else if ( !mpData->mbCurVisible ) + ImplDraw(); + } + } + } +} + +// ----------------------------------------------------------------------- + +void Cursor::ImplHide() +{ + if ( mpData && mpData->mpWindow ) + { + if ( mpData->mbCurVisible ) + ImplRestore(); + + mpData->maTimer.Stop(); + mpData->mpWindow = NULL; + } +} + +// ----------------------------------------------------------------------- + +void Cursor::ImplNew() +{ + if ( mbVisible && mpData && mpData->mpWindow ) + { + if ( mpData->mbCurVisible ) + ImplRestore(); + + ImplDraw(); + if ( !mpWindow ) + { + if ( mpData->maTimer.GetTimeout() != STYLE_CURSOR_NOBLINKTIME ) + mpData->maTimer.Start(); + } + } +} + +// ----------------------------------------------------------------------- + +IMPL_LINK( Cursor, ImplTimerHdl, AutoTimer*, EMPTYARG ) +{ + if ( mpData->mbCurVisible ) + ImplRestore(); + else + ImplDraw(); + return 0; +} + +// ======================================================================= + +Cursor::Cursor() +{ + mpData = NULL; + mpWindow = NULL; + mnSlant = 0; + mnOffsetY = 0; + mnOrientation = 0; + mnStyle = 0; + mbVisible = FALSE; +} + +// ----------------------------------------------------------------------- + +Cursor::Cursor( const Cursor& rCursor ) : + maPos( rCursor.maPos ), + maSize( rCursor.maSize ) +{ + mpData = NULL; + mpWindow = NULL; + mnSlant = rCursor.mnSlant; + mnOrientation = rCursor.mnOrientation; + mnStyle = 0; + mbVisible = rCursor.mbVisible; +} + +// ----------------------------------------------------------------------- + +Cursor::~Cursor() +{ + if ( mpData ) + { + if ( mpData->mbCurVisible ) + ImplRestore(); + + delete mpData; + } +} + +// ----------------------------------------------------------------------- + +void Cursor::SetStyle( USHORT nStyle ) +{ + if ( mnStyle != nStyle ) + { + mnStyle = nStyle; + ImplNew(); + } +} + +// ----------------------------------------------------------------------- + +void Cursor::Show() +{ + if ( !mbVisible ) + { + mbVisible = TRUE; + ImplShow(); + } +} + +// ----------------------------------------------------------------------- + +void Cursor::Hide() +{ + if ( mbVisible ) + { + mbVisible = FALSE; + ImplHide(); + } +} + +// ----------------------------------------------------------------------- + +void Cursor::SetWindow( Window* pWindow ) +{ + if ( mpWindow != pWindow ) + { + mpWindow = pWindow; + ImplNew(); + } +} + +// ----------------------------------------------------------------------- + +void Cursor::SetPos( const Point& rPoint ) +{ + if ( maPos != rPoint ) + { + maPos = rPoint; + ImplNew(); + } +} + +// ----------------------------------------------------------------------- + +void Cursor::SetOffsetY( long nNewOffsetY ) +{ + if ( mnOffsetY != nNewOffsetY ) + { + mnOffsetY = nNewOffsetY; + ImplNew(); + } +} + +// ----------------------------------------------------------------------- + +void Cursor::SetSize( const Size& rSize ) +{ + if ( maSize != rSize ) + { + maSize = rSize; + ImplNew(); + } +} + +// ----------------------------------------------------------------------- + +void Cursor::SetWidth( long nNewWidth ) +{ + if ( maSize.Width() != nNewWidth ) + { + maSize.Width() = nNewWidth; + ImplNew(); + } +} + +// ----------------------------------------------------------------------- + +void Cursor::SetHeight( long nNewHeight ) +{ + if ( maSize.Height() != nNewHeight ) + { + maSize.Height() = nNewHeight; + ImplNew(); + } +} + +// ----------------------------------------------------------------------- + +void Cursor::SetSlant( long nNewSlant ) +{ + if ( mnSlant != nNewSlant ) + { + mnSlant = nNewSlant; + ImplNew(); + } +} + +// ----------------------------------------------------------------------- + +void Cursor::SetOrientation( short nNewOrientation ) +{ + if ( mnOrientation != nNewOrientation ) + { + mnOrientation = nNewOrientation; + ImplNew(); + } +} + +// ----------------------------------------------------------------------- + +Cursor& Cursor::operator=( const Cursor& rCursor ) +{ + maPos = rCursor.maPos; + maSize = rCursor.maSize; + mnSlant = rCursor.mnSlant; + mnOrientation = rCursor.mnOrientation; + mbVisible = rCursor.mbVisible; + ImplNew(); + + return *this; +} + +// ----------------------------------------------------------------------- + +BOOL Cursor::operator==( const Cursor& rCursor ) const +{ + if ( (maPos == rCursor.maPos) && + (maSize == rCursor.maSize) && + (mnSlant == rCursor.mnSlant) && + (mnOrientation == rCursor.mnOrientation) && + (mbVisible == rCursor.mbVisible) ) + return TRUE; + else + return FALSE; +} |