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Diffstat (limited to 'toolkit/source/hatchwindow/ipwin.cxx')
| -rw-r--r-- | toolkit/source/hatchwindow/ipwin.cxx | 623 |
1 files changed, 623 insertions, 0 deletions
diff --git a/toolkit/source/hatchwindow/ipwin.cxx b/toolkit/source/hatchwindow/ipwin.cxx new file mode 100644 index 000000000..227d0a661 --- /dev/null +++ b/toolkit/source/hatchwindow/ipwin.cxx @@ -0,0 +1,623 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * This file is part of the LibreOffice project. + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. + * + * This file incorporates work covered by the following license notice: + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed + * with this work for additional information regarding copyright + * ownership. The ASF licenses this file to you under the Apache + * License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0 . + */ + +#include <com/sun/star/accessibility/AccessibleRole.hpp> + +#include <osl/diagnose.h> +#include <vcl/event.hxx> +#include <vcl/settings.hxx> +#include <vcl/ptrstyle.hxx> + +#include "ipwin.hxx" +#include "hatchwindow.hxx" + +/************************************************************************/ +/************************************************************************* +|* SvResizeHelper::SvResizeHelper() +|* +|* Description +*************************************************************************/ +SvResizeHelper::SvResizeHelper() + : aBorder( 5, 5 ) + , nGrab( -1 ) +{ +} + +/************************************************************************* +|* SvResizeHelper::FillHandleRects() +|* +|* Description: the eight handles to magnify +*************************************************************************/ +std::array<tools::Rectangle,8> SvResizeHelper::FillHandleRectsPixel() const +{ + std::array<tools::Rectangle,8> aRects; + + // only because of EMPTY_RECT + Point aBottomRight = aOuter.BottomRight(); + + // upper left + aRects[ 0 ] = tools::Rectangle( aOuter.TopLeft(), aBorder ); + // upper middle + aRects[ 1 ] = tools::Rectangle( Point( aOuter.Center().X() - aBorder.Width() / 2, + aOuter.Top() ), + aBorder ); + // upper right + aRects[ 2 ] = tools::Rectangle( Point( aBottomRight.X() - aBorder.Width() +1, + aOuter.Top() ), + aBorder ); + // middle right + aRects[ 3 ] = tools::Rectangle( Point( aBottomRight.X() - aBorder.Width() +1, + aOuter.Center().Y() - aBorder.Height() / 2 ), + aBorder ); + // lower right + aRects[ 4 ] = tools::Rectangle( Point( aBottomRight.X() - aBorder.Width() +1, + aBottomRight.Y() - aBorder.Height() +1 ), + aBorder ); + // lower middle + aRects[ 5 ] = tools::Rectangle( Point( aOuter.Center().X() - aBorder.Width() / 2, + aBottomRight.Y() - aBorder.Height() +1), + aBorder ); + // lower left + aRects[ 6 ] = tools::Rectangle( Point( aOuter.Left(), + aBottomRight.Y() - aBorder.Height() +1), + aBorder ); + // middle left + aRects[ 7 ] = tools::Rectangle( Point( aOuter.Left(), + aOuter.Center().Y() - aBorder.Height() / 2 ), + aBorder ); + return aRects; +} + +/************************************************************************* +|* SvResizeHelper::FillMoveRectsPixel() +|* +|* Description: the four edges are calculated +*************************************************************************/ +std::array<tools::Rectangle,4> SvResizeHelper::FillMoveRectsPixel() const +{ + std::array<tools::Rectangle,4> aRects; + + // upper + aRects[ 0 ] = aOuter; + aRects[ 0 ].SetBottom( aRects[ 0 ].Top() + aBorder.Height() -1 ); + // right + aRects[ 1 ] = aOuter; + if (!aOuter.IsWidthEmpty()) + aRects[ 1 ].SetLeft( aRects[ 1 ].Right() - aBorder.Width() -1 ); + // lower + aRects[ 2 ] = aOuter; + if (!aOuter.IsHeightEmpty()) + aRects[ 2 ].SetTop( aRects[ 2 ].Bottom() - aBorder.Height() -1 ); + // left + aRects[ 3 ] = aOuter; + aRects[ 3 ].SetRight( aRects[ 3 ].Left() + aBorder.Width() -1 ); + + return aRects; +} + +/************************************************************************* +|* SvResizeHelper::Draw() +|* +|* Description +*************************************************************************/ +void SvResizeHelper::Draw(vcl::RenderContext& rRenderContext) +{ + rRenderContext.Push(); + rRenderContext.SetMapMode( MapMode() ); + + rRenderContext.SetFillColor( COL_LIGHTGRAY ); + rRenderContext.SetLineColor(); + + std::array<tools::Rectangle,4> aMoveRects = FillMoveRectsPixel(); + sal_uInt16 i; + for (i = 0; i < 4; i++) + rRenderContext.DrawRect(aMoveRects[i]); + // draw handles + rRenderContext.SetFillColor(Color()); // black + std::array<tools::Rectangle,8> aRects = FillHandleRectsPixel(); + for (i = 0; i < 8; i++) + rRenderContext.DrawRect( aRects[ i ] ); + rRenderContext.Pop(); +} + +/************************************************************************* +|* SvResizeHelper::InvalidateBorder() +|* +|* Description +*************************************************************************/ +void SvResizeHelper::InvalidateBorder( vcl::Window * pWin ) +{ + std::array<tools::Rectangle,4> aMoveRects = FillMoveRectsPixel(); + for(const auto & rMoveRect : aMoveRects) + pWin->Invalidate( rMoveRect ); +} + +/************************************************************************* +|* SvResizeHelper::SelectBegin() +|* +|* Description +*************************************************************************/ +bool SvResizeHelper::SelectBegin( vcl::Window * pWin, const Point & rPos ) +{ + if( -1 == nGrab ) + { + nGrab = SelectMove( pWin, rPos ); + if( -1 != nGrab ) + { + aSelPos = rPos; // store start position + pWin->CaptureMouse(); + return true; + } + } + return false; +} + +/************************************************************************* +|* SvResizeHelper::SelectMove() +|* +|* Description +*************************************************************************/ +short SvResizeHelper::SelectMove( vcl::Window * pWin, const Point & rPos ) +{ + if( -1 == nGrab ) + { + std::array<tools::Rectangle,8> aRects = FillHandleRectsPixel(); + for( sal_uInt16 i = 0; i < 8; i++ ) + if( aRects[ i ].Contains( rPos ) ) + return i; + // Move-Rect overlaps Handles + std::array<tools::Rectangle,4> aMoveRects = FillMoveRectsPixel(); + for(const auto & rMoveRect : aMoveRects) + if( rMoveRect.Contains( rPos ) ) + return 8; + } + else + { + tools::Rectangle aRect( GetTrackRectPixel( rPos ) ); + aRect.SetSize( pWin->PixelToLogic( aRect.GetSize() ) ); + aRect.SetPos( pWin->PixelToLogic( aRect.TopLeft() ) ); + pWin->ShowTracking( aRect ); + } + return nGrab; +} + +Point SvResizeHelper::GetTrackPosPixel( const tools::Rectangle & rRect ) const +{ + // not important how the rectangle is returned, it is important + // which handle has been touched + Point aPos; + tools::Rectangle aRect( rRect ); + aRect.Justify(); + // only because of EMPTY_RECT + Point aBR = aOuter.BottomRight(); + Point aTR = aOuter.TopRight(); + Point aBL = aOuter.BottomLeft(); + bool bRTL = AllSettings::GetLayoutRTL(); + switch( nGrab ) + { + case 0: + // FIXME: disable it for RTL because it's wrong calculations + if( bRTL ) + break; + aPos = aRect.TopLeft() - aOuter.TopLeft(); + break; + case 1: + aPos.setY( aRect.Top() - aOuter.Top() ); + break; + case 2: + // FIXME: disable it for RTL because it's wrong calculations + if( bRTL ) + break; + aPos = aRect.TopRight() - aTR; + break; + case 3: + if( bRTL ) + aPos.setX( aRect.Left() - aTR.X() ); + else + aPos.setX( aRect.Right() - aTR.X() ); + break; + case 4: + // FIXME: disable it for RTL because it's wrong calculations + if( bRTL ) + break; + aPos = aRect.BottomRight() - aBR; + break; + case 5: + aPos.setY( aRect.Bottom() - aBR.Y() ); + break; + case 6: + // FIXME: disable it for RTL because it's wrong calculations + if( bRTL ) + break; + aPos = aRect.BottomLeft() - aBL; + break; + case 7: + if( bRTL ) + aPos.setX( aRect.Right() + aOuter.Right() - aOuter.Right() ); + else + aPos.setX( aRect.Left() - aOuter.Left() ); + break; + case 8: + aPos = aRect.TopLeft() - aOuter.TopLeft(); + break; + } + return aPos + aSelPos; +} + +/************************************************************************* +|* SvResizeHelper::GetTrackRectPixel() +|* +|* Description +*************************************************************************/ +tools::Rectangle SvResizeHelper::GetTrackRectPixel( const Point & rTrackPos ) const +{ + tools::Rectangle aTrackRect; + if( -1 != nGrab ) + { + Point aDiff = rTrackPos - aSelPos; + aTrackRect = aOuter; + Point aBR = aOuter.BottomRight(); + bool bRTL = AllSettings::GetLayoutRTL(); + switch( nGrab ) + { + case 0: + aTrackRect.AdjustTop(aDiff.Y() ); + // ugly solution for resizing OLE objects in RTL + if( bRTL ) + aTrackRect.SetRight( aBR.X() - aDiff.X() ); + else + aTrackRect.AdjustLeft(aDiff.X() ); + break; + case 1: + aTrackRect.AdjustTop(aDiff.Y() ); + break; + case 2: + aTrackRect.AdjustTop(aDiff.Y() ); + // ugly solution for resizing OLE objects in RTL + if( bRTL ) + aTrackRect.AdjustLeft( -(aDiff.X()) ); + else + aTrackRect.SetRight( aBR.X() + aDiff.X() ); + break; + case 3: + // ugly solution for resizing OLE objects in RTL + if( bRTL ) + aTrackRect.AdjustLeft( -(aDiff.X()) ); + else + aTrackRect.SetRight( aBR.X() + aDiff.X() ); + break; + case 4: + aTrackRect.SetBottom( aBR.Y() + aDiff.Y() ); + // ugly solution for resizing OLE objects in RTL + if( bRTL ) + aTrackRect.AdjustLeft( -(aDiff.X()) ); + else + aTrackRect.SetRight( aBR.X() + aDiff.X() ); + break; + case 5: + aTrackRect.SetBottom( aBR.Y() + aDiff.Y() ); + break; + case 6: + aTrackRect.SetBottom( aBR.Y() + aDiff.Y() ); + // ugly solution for resizing OLE objects in RTL + if( bRTL ) + aTrackRect.SetRight( aBR.X() - aDiff.X() ); + else + aTrackRect.AdjustLeft(aDiff.X() ); + break; + case 7: + // ugly solution for resizing OLE objects in RTL + if( bRTL ) + aTrackRect.SetRight( aBR.X() - aDiff.X() ); + else + aTrackRect.AdjustLeft(aDiff.X() ); + break; + case 8: + if( bRTL ) + aDiff.setX( -aDiff.X() ); // workaround for move in RTL mode + aTrackRect.SetPos( aTrackRect.TopLeft() + aDiff ); + break; + } + } + return aTrackRect; +} + +void SvResizeHelper::ValidateRect( tools::Rectangle & rValidate ) const +{ + switch( nGrab ) + { + case 0: + if( rValidate.Top() > rValidate.Bottom() ) + rValidate.SetTop( rValidate.Bottom() ); + if( rValidate.Left() > rValidate.Right() ) + rValidate.SetLeft( rValidate.Right() ); + break; + case 1: + if( rValidate.Top() > rValidate.Bottom() ) + rValidate.SetTop( rValidate.Bottom() ); + break; + case 2: + if( rValidate.Top() > rValidate.Bottom() ) + rValidate.SetTop( rValidate.Bottom() ); + if( rValidate.Left() > rValidate.Right() ) + rValidate.SetRight( rValidate.Left() ); + break; + case 3: + if( rValidate.Left() > rValidate.Right() ) + rValidate.SetRight( rValidate.Left() ); + break; + case 4: + if( rValidate.Top() > rValidate.Bottom() ) + rValidate.SetBottom( rValidate.Top() ); + if( rValidate.Left() > rValidate.Right() ) + rValidate.SetRight( rValidate.Left() ); + break; + case 5: + if( rValidate.Top() > rValidate.Bottom() ) + rValidate.SetBottom( rValidate.Top() ); + break; + case 6: + if( rValidate.Top() > rValidate.Bottom() ) + rValidate.SetBottom( rValidate.Top() ); + if( rValidate.Left() > rValidate.Right() ) + rValidate.SetLeft( rValidate.Right() ); + break; + case 7: + if( rValidate.Left() > rValidate.Right() ) + rValidate.SetLeft( rValidate.Right() ); + break; + } + + // Mindestgr"osse 5 x 5 + if( rValidate.Left() + 5 > rValidate.Right() ) + rValidate.SetRight( rValidate.Left() + 5 ); + if( rValidate.Top() + 5 > rValidate.Bottom() ) + rValidate.SetBottom( rValidate.Top() + 5 ); +} + +/************************************************************************* +|* SvResizeHelper::SelectRelease() +|* +|* Description +*************************************************************************/ +bool SvResizeHelper::SelectRelease( vcl::Window * pWin, const Point & rPos, + tools::Rectangle & rOutPosSize ) +{ + if( -1 != nGrab ) + { + rOutPosSize = GetTrackRectPixel( rPos ); + rOutPosSize.Justify(); + nGrab = -1; + pWin->ReleaseMouse(); + pWin->HideTracking(); + return true; + } + return false; +} + +/************************************************************************* +|* SvResizeHelper::Release() +|* +|* Description +*************************************************************************/ +void SvResizeHelper::Release( vcl::Window * pWin ) +{ + if( nGrab != -1 ) + { + pWin->ReleaseMouse(); + pWin->HideTracking(); + nGrab = -1; + } +} + +/************************************************************************* +|* SvResizeWindow::SvResizeWindow() +|* +|* Description +*************************************************************************/ +SvResizeWindow::SvResizeWindow +( + vcl::Window * pParent, + VCLXHatchWindow* pWrapper +) + : Window( pParent, WB_CLIPCHILDREN ) + , m_aOldPointer(PointerStyle::Arrow) + , m_nMoveGrab( -1 ) + , m_bActive( false ) + , m_pWrapper( pWrapper ) +{ + OSL_ENSURE( pParent != nullptr && pWrapper != nullptr, "Wrong initialization of hatch window!" ); + SetBackground(); + SetAccessibleRole( css::accessibility::AccessibleRole::EMBEDDED_OBJECT ); + m_aResizer.SetOuterRectPixel( tools::Rectangle( Point(), GetOutputSizePixel() ) ); +} + +/************************************************************************* +|* SvResizeWindow::SetHatchBorderPixel() +|* +|* Description +*************************************************************************/ +void SvResizeWindow::SetHatchBorderPixel( const Size & rSize ) +{ + m_aResizer.SetBorderPixel( rSize ); +} + +/************************************************************************* +|* SvResizeWindow::SelectMouse() +|* +|* Description +*************************************************************************/ +void SvResizeWindow::SelectMouse( const Point & rPos ) +{ + short nGrab = m_aResizer.SelectMove( this, rPos ); + if( nGrab >= 4 ) + nGrab -= 4; + if( m_nMoveGrab == nGrab ) + return; + + // Pointer did change + if( -1 == nGrab ) + SetPointer( m_aOldPointer ); + else + { + PointerStyle aStyle = PointerStyle::Move; + if( nGrab == 3 ) + aStyle = PointerStyle::ESize; + else if( nGrab == 2 ) + aStyle = PointerStyle::NESize; + else if( nGrab == 1 ) + aStyle = PointerStyle::SSize; + else if( nGrab == 0 ) + aStyle = PointerStyle::SESize; + if( m_nMoveGrab == -1 ) // the first time + { + m_aOldPointer = GetPointer(); + SetPointer( aStyle ); + } + else + SetPointer( aStyle ); + } + m_nMoveGrab = nGrab; +} + +/************************************************************************* +|* SvResizeWindow::MouseButtonDown() +|* +|* Description +*************************************************************************/ +void SvResizeWindow::MouseButtonDown( const MouseEvent & rEvt ) +{ + if( m_aResizer.SelectBegin( this, rEvt.GetPosPixel() ) ) + SelectMouse( rEvt.GetPosPixel() ); +} + +/************************************************************************* +|* SvResizeWindow::MouseMove() +|* +|* Description +*************************************************************************/ +void SvResizeWindow::MouseMove( const MouseEvent & rEvt ) +{ + if( m_aResizer.GetGrab() == -1 ) + SelectMouse( rEvt.GetPosPixel() ); + else + { + tools::Rectangle aRect( m_aResizer.GetTrackRectPixel( rEvt.GetPosPixel() ) ); + Point aDiff = GetPosPixel(); + aRect.SetPos( aRect.TopLeft() + aDiff ); + m_aResizer.ValidateRect( aRect ); + + m_pWrapper->QueryObjAreaPixel( aRect ); + aRect.SetPos( aRect.TopLeft() - aDiff ); + Point aPos = m_aResizer.GetTrackPosPixel( aRect ); + + SelectMouse( aPos ); + } +} + +/************************************************************************* +|* SvResizeWindow::MouseButtonUp() +|* +|* Description +*************************************************************************/ +void SvResizeWindow::MouseButtonUp( const MouseEvent & rEvt ) +{ + if( m_aResizer.GetGrab() == -1 ) + return; + + tools::Rectangle aRect( m_aResizer.GetTrackRectPixel( rEvt.GetPosPixel() ) ); + Point aDiff = GetPosPixel(); + aRect.SetPos( aRect.TopLeft() + aDiff ); + // aRect -= GetAllBorderPixel(); + m_aResizer.ValidateRect( aRect ); + + m_pWrapper->QueryObjAreaPixel( aRect ); + + tools::Rectangle aOutRect; + if( m_aResizer.SelectRelease( this, rEvt.GetPosPixel(), aOutRect ) ) + { + m_nMoveGrab = -1; + SetPointer( m_aOldPointer ); + m_pWrapper->RequestObjAreaPixel( aRect ); + } +} + +/************************************************************************* +|* SvResizeWindow::KeyEvent() +|* +|* Description +*************************************************************************/ +void SvResizeWindow::KeyInput( const KeyEvent & rEvt ) +{ + if( rEvt.GetKeyCode().GetCode() == KEY_ESCAPE ) + { + m_aResizer.Release( this ); + m_pWrapper->InplaceDeactivate(); + } +} + +/************************************************************************* +|* SvResizeWindow::Resize() +|* +|* Description +*************************************************************************/ +void SvResizeWindow::Resize() +{ + m_aResizer.InvalidateBorder( this ); // old area + m_aResizer.SetOuterRectPixel( tools::Rectangle( Point(), GetOutputSizePixel() ) ); + m_aResizer.InvalidateBorder( this ); // new area +} + +/************************************************************************* +|* SvResizeWindow::Paint() +|* +|* Description +*************************************************************************/ +void SvResizeWindow::Paint(vcl::RenderContext& rRenderContext, const tools::Rectangle & /*rRect*/ ) +{ + m_aResizer.Draw(rRenderContext); +} + +bool SvResizeWindow::PreNotify( NotifyEvent& rEvt ) +{ + if ( rEvt.GetType() == MouseNotifyEvent::GETFOCUS && !m_bActive ) + { + m_bActive = true; + m_pWrapper->Activated(); + } + + return Window::PreNotify(rEvt); +} + +bool SvResizeWindow::EventNotify( NotifyEvent& rEvt ) +{ + if ( rEvt.GetType() == MouseNotifyEvent::LOSEFOCUS && m_bActive ) + { + bool bHasFocus = HasChildPathFocus(true); + if ( !bHasFocus ) + { + m_bActive = false; + m_pWrapper->Deactivated(); + } + } + + return Window::EventNotify(rEvt); +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |