Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

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: */