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Diffstat (limited to 'svx/source/dialog/frmsel.cxx')
| -rw-r--r-- | svx/source/dialog/frmsel.cxx | 1303 |
1 files changed, 1303 insertions, 0 deletions
diff --git a/svx/source/dialog/frmsel.cxx b/svx/source/dialog/frmsel.cxx new file mode 100644 index 000000000..fed0d59d0 --- /dev/null +++ b/svx/source/dialog/frmsel.cxx @@ -0,0 +1,1303 @@ +/* -*- 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 <config_wasm_strip.h> + +#include <sal/config.h> + +#include <o3tl/safeint.hxx> +#include <svx/frmsel.hxx> +#include <vcl/event.hxx> +#include <sal/log.hxx> +#include <tools/debug.hxx> +#include <svtools/colorcfg.hxx> + +#include <algorithm> +#include <math.h> + +#include <frmselimpl.hxx> +#include <AccessibleFrameSelector.hxx> +#include <com/sun/star/accessibility/AccessibleEventId.hpp> +#include <com/sun/star/accessibility/AccessibleStateType.hpp> +#include <vcl/settings.hxx> +#include <vcl/svapp.hxx> +#include <drawinglayer/processor2d/processor2dtools.hxx> +#include <drawinglayer/processor2d/baseprocessor2d.hxx> + +#include <bitmaps.hlst> + +using namespace ::com::sun::star; +using namespace ::editeng; + +namespace svx { + +using ::com::sun::star::uno::Reference; +using ::com::sun::star::uno::Any; +using ::com::sun::star::accessibility::XAccessible; +using namespace ::com::sun::star::accessibility; + +// global functions from framebordertype.hxx + +FrameBorderType GetFrameBorderTypeFromIndex( size_t nIndex ) +{ + DBG_ASSERT( nIndex < o3tl::make_unsigned(FRAMEBORDERTYPE_COUNT), + "svx::GetFrameBorderTypeFromIndex - invalid index" ); + return static_cast< FrameBorderType >( nIndex + 1 ); +} + +size_t GetIndexFromFrameBorderType( FrameBorderType eBorder ) +{ + DBG_ASSERT( eBorder != FrameBorderType::NONE, + "svx::GetIndexFromFrameBorderType - invalid frame border type" ); + return static_cast< size_t >( eBorder ) - 1; +} + +namespace +{ + +/** Space between outer control border and any graphical element of the control. */ +const tools::Long FRAMESEL_GEOM_OUTER = 2; + +/** Space between arrows and usable inner area. */ +const tools::Long FRAMESEL_GEOM_INNER = 3; + +/** Maximum width to draw a frame border style. */ +const tools::Long FRAMESEL_GEOM_WIDTH = 9; + +/** Additional margin for click area of outer lines. */ +const tools::Long FRAMESEL_GEOM_ADD_CLICK_OUTER = 5; + +/** Additional margin for click area of inner lines. */ +const tools::Long FRAMESEL_GEOM_ADD_CLICK_INNER = 2; + + +/** Returns the corresponding flag for a frame border. */ +FrameSelFlags lclGetFlagFromType( FrameBorderType eBorder ) +{ + switch( eBorder ) + { + case FrameBorderType::Left: return FrameSelFlags::Left; + case FrameBorderType::Right: return FrameSelFlags::Right; + case FrameBorderType::Top: return FrameSelFlags::Top; + case FrameBorderType::Bottom: return FrameSelFlags::Bottom; + case FrameBorderType::Horizontal: return FrameSelFlags::InnerHorizontal; + case FrameBorderType::Vertical: return FrameSelFlags::InnerVertical; + case FrameBorderType::TLBR: return FrameSelFlags::DiagonalTLBR; + case FrameBorderType::BLTR: return FrameSelFlags::DiagonalBLTR; + case FrameBorderType::NONE : break; + } + return FrameSelFlags::NONE; +} + +/** Merges the rSource polypolygon into the rDest polypolygon. */ +void lclPolyPolyUnion( tools::PolyPolygon& rDest, const tools::PolyPolygon& rSource ) +{ + const tools::PolyPolygon aTmp( rDest ); + aTmp.GetUnion( rSource, rDest ); +} + +} // namespace + +FrameBorder::FrameBorder( FrameBorderType eType ) : + meType( eType ), + meState( FrameBorderState::Hide ), + meKeyLeft( FrameBorderType::NONE ), + meKeyRight( FrameBorderType::NONE ), + meKeyTop( FrameBorderType::NONE ), + meKeyBottom( FrameBorderType::NONE ), + mbEnabled( false ), + mbSelected( false ) +{ +} + +void FrameBorder::Enable( FrameSelFlags nFlags ) +{ + mbEnabled = bool(nFlags & lclGetFlagFromType( meType )); + if( !mbEnabled ) + SetState( FrameBorderState::Hide ); +} + +void FrameBorder::SetCoreStyle( const SvxBorderLine* pStyle ) +{ + if( pStyle ) + maCoreStyle = *pStyle; + else + maCoreStyle = SvxBorderLine(); + + // from twips to points + maUIStyle.Set( &maCoreStyle, FrameBorder::GetDefaultPatternScale(), FRAMESEL_GEOM_WIDTH ); + meState = maUIStyle.IsUsed() ? FrameBorderState::Show : FrameBorderState::Hide; +} + +void FrameBorder::SetState( FrameBorderState eState ) +{ + meState = eState; + switch( meState ) + { + case FrameBorderState::Show: + SAL_WARN( "svx.dialog", "svx::FrameBorder::SetState - use SetCoreStyle to make border visible" ); + break; + case FrameBorderState::Hide: + maCoreStyle = SvxBorderLine(); + maUIStyle.Clear(); + break; + case FrameBorderState::DontCare: + maCoreStyle = SvxBorderLine(); + maUIStyle = frame::Style(3, 0, 0, SvxBorderLineStyle::SOLID, FrameBorder::GetDefaultPatternScale()); //OBJ_FRAMESTYLE_DONTCARE + break; + } +} + +void FrameBorder::AddFocusPolygon( const tools::Polygon& rFocus ) +{ + lclPolyPolyUnion( maFocusArea, rFocus ); +} + +void FrameBorder::MergeFocusToPolyPolygon( tools::PolyPolygon& rPPoly ) const +{ + lclPolyPolyUnion( rPPoly, maFocusArea ); +} + +void FrameBorder::AddClickRect( const tools::Rectangle& rRect ) +{ + lclPolyPolyUnion( maClickArea, tools::Polygon( rRect ) ); +} + +bool FrameBorder::ContainsClickPoint( const Point& rPos ) const +{ + return vcl::Region( maClickArea ).Contains( rPos ); +} + +tools::Rectangle FrameBorder::GetClickBoundRect() const +{ + return maClickArea.GetBoundRect(); +} + +void FrameBorder::SetKeyboardNeighbors( + FrameBorderType eLeft, FrameBorderType eRight, FrameBorderType eTop, FrameBorderType eBottom ) +{ + meKeyLeft = eLeft; + meKeyRight = eRight; + meKeyTop = eTop; + meKeyBottom = eBottom; +} + +FrameBorderType FrameBorder::GetKeyboardNeighbor( sal_uInt16 nKeyCode ) const +{ + FrameBorderType eBorder = FrameBorderType::NONE; + switch( nKeyCode ) + { + case KEY_LEFT: eBorder = meKeyLeft; break; + case KEY_RIGHT: eBorder = meKeyRight; break; + case KEY_UP: eBorder = meKeyTop; break; + case KEY_DOWN: eBorder = meKeyBottom; break; + default: SAL_WARN( "svx.dialog", "svx::FrameBorder::GetKeyboardNeighbor - unknown key code" ); + } + return eBorder; +} + +FrameSelectorImpl::FrameSelectorImpl( FrameSelector& rFrameSel ) : + mrFrameSel( rFrameSel ), + mpVirDev( VclPtr<VirtualDevice>::Create() ), + maLeft( FrameBorderType::Left ), + maRight( FrameBorderType::Right ), + maTop( FrameBorderType::Top ), + maBottom( FrameBorderType::Bottom ), + maHor( FrameBorderType::Horizontal ), + maVer( FrameBorderType::Vertical ), + maTLBR( FrameBorderType::TLBR ), + maBLTR( FrameBorderType::BLTR ), + mnFlags( FrameSelFlags::Outer ), + mnCtrlSize( 0 ), + mnArrowSize( 0 ), + mnLine1( 0 ), + mnLine2( 0 ), + mnLine3( 0 ), + mnFocusOffs( 0 ), + mbHor( false ), + mbVer( false ), + mbTLBR( false ), + mbBLTR( false ), + mbFullRepaint( true ), + mbAutoSelect( true ), + mbHCMode( false ) +#if !ENABLE_WASM_STRIP_ACCESSIBILITY + ,maChildVec( 8 ) +#endif +{ + maAllBorders.resize( FRAMEBORDERTYPE_COUNT, nullptr ); + maAllBorders[ GetIndexFromFrameBorderType( FrameBorderType::Left ) ] = &maLeft; + maAllBorders[ GetIndexFromFrameBorderType( FrameBorderType::Right ) ] = &maRight; + maAllBorders[ GetIndexFromFrameBorderType( FrameBorderType::Top ) ] = &maTop; + maAllBorders[ GetIndexFromFrameBorderType( FrameBorderType::Bottom ) ] = &maBottom; + maAllBorders[ GetIndexFromFrameBorderType( FrameBorderType::Horizontal ) ] = &maHor; + maAllBorders[ GetIndexFromFrameBorderType( FrameBorderType::Vertical ) ] = &maVer; + maAllBorders[ GetIndexFromFrameBorderType( FrameBorderType::TLBR ) ] = &maTLBR; + maAllBorders[ GetIndexFromFrameBorderType( FrameBorderType::BLTR ) ] = &maBLTR; +#if OSL_DEBUG_LEVEL >= 2 + { + bool bOk = true; + for( FrameBorderCIter aIt( maAllBorders ); bOk && aIt.Is(); bOk = (*aIt != 0), ++aIt ); + DBG_ASSERT( bOk, "svx::FrameSelectorImpl::FrameSelectorImpl - missing entry in maAllBorders" ); + } +#endif + // left neighbor right neighbor upper neighbor lower neighbor + maLeft.SetKeyboardNeighbors( FrameBorderType::NONE, FrameBorderType::TLBR, FrameBorderType::Top, FrameBorderType::Bottom ); + maRight.SetKeyboardNeighbors( FrameBorderType::BLTR, FrameBorderType::NONE, FrameBorderType::Top, FrameBorderType::Bottom ); + maTop.SetKeyboardNeighbors( FrameBorderType::Left, FrameBorderType::Right, FrameBorderType::NONE, FrameBorderType::TLBR ); + maBottom.SetKeyboardNeighbors( FrameBorderType::Left, FrameBorderType::Right, FrameBorderType::BLTR, FrameBorderType::NONE ); + maHor.SetKeyboardNeighbors( FrameBorderType::Left, FrameBorderType::Right, FrameBorderType::TLBR, FrameBorderType::BLTR ); + maVer.SetKeyboardNeighbors( FrameBorderType::TLBR, FrameBorderType::BLTR, FrameBorderType::Top, FrameBorderType::Bottom ); + maTLBR.SetKeyboardNeighbors( FrameBorderType::Left, FrameBorderType::Vertical, FrameBorderType::Top, FrameBorderType::Horizontal ); + maBLTR.SetKeyboardNeighbors( FrameBorderType::Vertical, FrameBorderType::Right, FrameBorderType::Horizontal, FrameBorderType::Bottom ); + + Initialize(mnFlags); +} + +FrameSelectorImpl::~FrameSelectorImpl() +{ +#if !ENABLE_WASM_STRIP_ACCESSIBILITY + for( auto& rpChild : maChildVec ) + if( rpChild.is() ) + rpChild->Invalidate(); +#endif +} + +// initialization +void FrameSelectorImpl::Initialize( FrameSelFlags nFlags ) +{ + mnFlags = nFlags; + + maEnabBorders.clear(); + for( FrameBorderIter aIt( maAllBorders ); aIt.Is(); ++aIt ) + { + (*aIt)->Enable( mnFlags ); + if( (*aIt)->IsEnabled() ) + maEnabBorders.push_back( *aIt ); + } + mbHor = maHor.IsEnabled(); + mbVer = maVer.IsEnabled(); + mbTLBR = maTLBR.IsEnabled(); + mbBLTR = maBLTR.IsEnabled(); + + InitVirtualDevice(); +} + +void FrameSelectorImpl::InitColors() +{ + const StyleSettings& rSettings = Application::GetSettings().GetStyleSettings(); + svtools::ColorConfig aColorConfig; + maBackCol = aColorConfig.GetColorValue(svtools::DOCCOLOR).nColor; + mbHCMode = rSettings.GetHighContrastMode(); + maArrowCol = aColorConfig.GetColorValue(svtools::DOCBOUNDARIES).nColor; + maMarkCol = aColorConfig.GetColorValue(svtools::TABLEBOUNDARIES).nColor; + maHCLineCol = COL_BLACK; +} + +constexpr rtl::OUStringConstExpr aImageIds[] = +{ + RID_SVXBMP_FRMSEL_ARROW1, + RID_SVXBMP_FRMSEL_ARROW2, + RID_SVXBMP_FRMSEL_ARROW3, + RID_SVXBMP_FRMSEL_ARROW4, + RID_SVXBMP_FRMSEL_ARROW5, + RID_SVXBMP_FRMSEL_ARROW6, + RID_SVXBMP_FRMSEL_ARROW7, + RID_SVXBMP_FRMSEL_ARROW8, + RID_SVXBMP_FRMSEL_ARROW9, + RID_SVXBMP_FRMSEL_ARROW10, + RID_SVXBMP_FRMSEL_ARROW11, + RID_SVXBMP_FRMSEL_ARROW12, + RID_SVXBMP_FRMSEL_ARROW13, + RID_SVXBMP_FRMSEL_ARROW14, + RID_SVXBMP_FRMSEL_ARROW15, + RID_SVXBMP_FRMSEL_ARROW16 +}; + +void FrameSelectorImpl::InitArrowImageList() +{ + maArrows.clear(); + + /* Build the arrow images bitmap with current colors. */ + Color pColorAry1[3]; + Color pColorAry2[3]; + pColorAry1[0] = Color( 0, 0, 0 ); + pColorAry2[0] = maArrowCol; // black -> arrow color + pColorAry1[1] = Color( 0, 255, 0 ); + pColorAry2[1] = maMarkCol; // green -> marker color + pColorAry1[2] = Color( 255, 0, 255 ); + pColorAry2[2] = maBackCol; // magenta -> background + + assert(SAL_N_ELEMENTS(aImageIds) == 16); + for (size_t i = 0; i < SAL_N_ELEMENTS(aImageIds); ++i) + { + BitmapEx aBmpEx { OUString(aImageIds[i]) }; + aBmpEx.Replace(pColorAry1, pColorAry2, 3); + maArrows.emplace_back(aBmpEx); + } + assert(maArrows.size() == 16); + + mnArrowSize = maArrows[0].GetSizePixel().Height(); +} + +void FrameSelectorImpl::InitGlobalGeometry() +{ + Size aCtrlSize(mrFrameSel.GetOutputSizePixel()); + /* nMinSize is the lower of width and height (control will always be squarish). + FRAMESEL_GEOM_OUTER is the minimal distance between inner control border + and any element. */ + tools::Long nMinSize = std::min( aCtrlSize.Width(), aCtrlSize.Height() ) - 2 * FRAMESEL_GEOM_OUTER; + /* nFixedSize is the size all existing elements need in one direction: + the diag. arrow, space betw. arrow and frame border, outer frame border, + inner frame border, other outer frame border, space betw. frame border + and arrow, the other arrow. */ + tools::Long nFixedSize = 2 * mnArrowSize + 2 * FRAMESEL_GEOM_INNER + 3 * FRAMESEL_GEOM_WIDTH; + /* nBetwBordersSize contains the size between an outer and inner frame border (made odd). */ + tools::Long nBetwBordersSize = (((nMinSize - nFixedSize) / 2) - 1) | 1; + + /* The final size of the usable area. At least do not get negative */ + mnCtrlSize = 2 * nBetwBordersSize + nFixedSize; + mnCtrlSize = std::max(mnCtrlSize, static_cast<tools::Long>(0)); + mpVirDev->SetOutputSizePixel( Size( mnCtrlSize, mnCtrlSize ) ); + + /* Center the virtual device in the control. */ + maVirDevPos = Point( (aCtrlSize.Width() - mnCtrlSize) / 2, (aCtrlSize.Height() - mnCtrlSize) / 2 ); +} + +void FrameSelectorImpl::InitBorderGeometry() +{ + size_t nCol, nCols, nRow, nRows; + + // Global border geometry values + /* mnLine* is the middle point inside a frame border (i.e. mnLine1 is mid X inside left border). */ + mnLine1 = mnArrowSize + FRAMESEL_GEOM_INNER + FRAMESEL_GEOM_WIDTH / 2; + mnLine2 = mnCtrlSize / 2; + mnLine3 = 2 * mnLine2 - mnLine1; + + // Frame helper array + maArray.Initialize( mbVer ? 2 : 1, mbHor ? 2 : 1 ); + + maArray.SetXOffset( mnLine1 ); + maArray.SetAllColWidths( (mbVer ? mnLine2 : mnLine3) - mnLine1 ); + + maArray.SetYOffset( mnLine1 ); + maArray.SetAllRowHeights( (mbHor ? mnLine2 : mnLine3) - mnLine1 ); + + // Focus polygons + /* Width for focus rectangles from center of frame borders. */ + mnFocusOffs = FRAMESEL_GEOM_WIDTH / 2 + 1; + + maLeft.ClearFocusArea(); + maVer.ClearFocusArea(); + maRight.ClearFocusArea(); + maTop.ClearFocusArea(); + maHor.ClearFocusArea(); + maBottom.ClearFocusArea(); + + maLeft.AddFocusPolygon( tools::Rectangle( mnLine1 - mnFocusOffs, mnLine1 - mnFocusOffs, mnLine1 + mnFocusOffs, mnLine3 + mnFocusOffs ) ); + maVer.AddFocusPolygon( tools::Rectangle( mnLine2 - mnFocusOffs, mnLine1 - mnFocusOffs, mnLine2 + mnFocusOffs, mnLine3 + mnFocusOffs ) ); + maRight.AddFocusPolygon( tools::Rectangle( mnLine3 - mnFocusOffs, mnLine1 - mnFocusOffs, mnLine3 + mnFocusOffs, mnLine3 + mnFocusOffs ) ); + maTop.AddFocusPolygon( tools::Rectangle( mnLine1 - mnFocusOffs, mnLine1 - mnFocusOffs, mnLine3 + mnFocusOffs, mnLine1 + mnFocusOffs ) ); + maHor.AddFocusPolygon( tools::Rectangle( mnLine1 - mnFocusOffs, mnLine2 - mnFocusOffs, mnLine3 + mnFocusOffs, mnLine2 + mnFocusOffs ) ); + maBottom.AddFocusPolygon( tools::Rectangle( mnLine1 - mnFocusOffs, mnLine3 - mnFocusOffs, mnLine3 + mnFocusOffs, mnLine3 + mnFocusOffs ) ); + + maTLBR.ClearFocusArea(); + maBLTR.ClearFocusArea(); + + for( nCol = 0, nCols = maArray.GetColCount(); nCol < nCols; ++nCol ) + { + for( nRow = 0, nRows = maArray.GetRowCount(); nRow < nRows; ++nRow ) + { + const basegfx::B2DRange aCellRange(maArray.GetCellRange( nCol, nRow )); + const tools::Rectangle aRect( + basegfx::fround(aCellRange.getMinX()), basegfx::fround(aCellRange.getMinY()), + basegfx::fround(aCellRange.getMaxX()), basegfx::fround(aCellRange.getMaxY())); + const double fHorDiagAngle(atan2(fabs(aCellRange.getHeight()), fabs(aCellRange.getWidth()))); + const double fVerDiagAngle(fHorDiagAngle > 0.0 ? M_PI_2 - fHorDiagAngle : 0.0); + const tools::Long nDiagFocusOffsX(basegfx::fround(-mnFocusOffs / tan(fHorDiagAngle) + mnFocusOffs / sin(fHorDiagAngle))); + const tools::Long nDiagFocusOffsY(basegfx::fround(-mnFocusOffs / tan(fVerDiagAngle) + mnFocusOffs / sin(fVerDiagAngle))); + + std::vector< Point > aFocusVec; + aFocusVec.emplace_back( aRect.Left() - mnFocusOffs, aRect.Top() + nDiagFocusOffsY ); + aFocusVec.emplace_back( aRect.Left() - mnFocusOffs, aRect.Top() - mnFocusOffs ); + aFocusVec.emplace_back( aRect.Left() + nDiagFocusOffsX, aRect.Top() - mnFocusOffs ); + aFocusVec.emplace_back( aRect.Right() + mnFocusOffs, aRect.Bottom() - nDiagFocusOffsY ); + aFocusVec.emplace_back( aRect.Right() + mnFocusOffs, aRect.Bottom() + mnFocusOffs ); + aFocusVec.emplace_back( aRect.Right() - nDiagFocusOffsX, aRect.Bottom() + mnFocusOffs ); + maTLBR.AddFocusPolygon( tools::Polygon( static_cast< sal_uInt16 >( aFocusVec.size() ), aFocusVec.data() ) ); + + aFocusVec.clear(); + aFocusVec.emplace_back( aRect.Right() + mnFocusOffs, aRect.Top() + nDiagFocusOffsY ); + aFocusVec.emplace_back( aRect.Right() + mnFocusOffs, aRect.Top() - mnFocusOffs ); + aFocusVec.emplace_back( aRect.Right() - nDiagFocusOffsX, aRect.Top() - mnFocusOffs ); + aFocusVec.emplace_back( aRect.Left() - mnFocusOffs, aRect.Bottom() - nDiagFocusOffsY ); + aFocusVec.emplace_back( aRect.Left() - mnFocusOffs, aRect.Bottom() + mnFocusOffs ); + aFocusVec.emplace_back( aRect.Left() + nDiagFocusOffsX, aRect.Bottom() + mnFocusOffs ); + maBLTR.AddFocusPolygon( tools::Polygon( static_cast< sal_uInt16 >( aFocusVec.size() ), aFocusVec.data() ) ); + } + } + + // Click areas + for( FrameBorderIter aIt( maAllBorders ); aIt.Is(); ++aIt ) + (*aIt)->ClearClickArea(); + + /* Additional space for click area: is added to the space available to draw + the frame borders. For instance left frame border: + - To left, top, and bottom always big additional space (outer area). + - To right: Dependent on existence of inner vertical frame border + (if enabled, use less space). + */ + tools::Long nClO = FRAMESEL_GEOM_WIDTH / 2 + FRAMESEL_GEOM_ADD_CLICK_OUTER; + tools::Long nClI = (mbTLBR && mbBLTR) ? (FRAMESEL_GEOM_WIDTH / 2 + FRAMESEL_GEOM_ADD_CLICK_INNER) : nClO; + tools::Long nClH = mbHor ? nClI : nClO; // additional space dependent of horizontal inner border + tools::Long nClV = mbVer ? nClI : nClO; // additional space dependent of vertical inner border + + maLeft.AddClickRect( tools::Rectangle( mnLine1 - nClO, mnLine1 - nClO, mnLine1 + nClV, mnLine3 + nClO ) ); + maVer.AddClickRect( tools::Rectangle( mnLine2 - nClI, mnLine1 - nClO, mnLine2 + nClI, mnLine3 + nClO ) ); + maRight.AddClickRect( tools::Rectangle( mnLine3 - nClV, mnLine1 - nClO, mnLine3 + nClO, mnLine3 + nClO ) ); + maTop.AddClickRect( tools::Rectangle( mnLine1 - nClO, mnLine1 - nClO, mnLine3 + nClO, mnLine1 + nClH ) ); + maHor.AddClickRect( tools::Rectangle( mnLine1 - nClO, mnLine2 - nClI, mnLine3 + nClO, mnLine2 + nClI ) ); + maBottom.AddClickRect( tools::Rectangle( mnLine1 - nClO, mnLine3 - nClH, mnLine3 + nClO, mnLine3 + nClO ) ); + + /* Diagonal frame borders use the remaining space between outer and inner frame borders. */ + if( !(mbTLBR || mbBLTR) ) + return; + + for( nCol = 0, nCols = maArray.GetColCount(); nCol < nCols; ++nCol ) + { + for( nRow = 0, nRows = maArray.GetRowCount(); nRow < nRows; ++nRow ) + { + // the usable area between horizontal/vertical frame borders of current quadrant + const basegfx::B2DRange aCellRange(maArray.GetCellRange( nCol, nRow )); + const tools::Rectangle aRect( + basegfx::fround(aCellRange.getMinX()) + nClV + 1, basegfx::fround(aCellRange.getMinY()) + nClH + 1, + basegfx::fround(aCellRange.getMaxX()) - nClV + 1, basegfx::fround(aCellRange.getMaxY()) - nClH + 1); + + /* Both diagonal frame borders enabled. */ + if( mbTLBR && mbBLTR ) + { + // single areas + Point aMid( aRect.Center() ); + maTLBR.AddClickRect( tools::Rectangle( aRect.TopLeft(), aMid ) ); + maTLBR.AddClickRect( tools::Rectangle( aMid + Point( 1, 1 ), aRect.BottomRight() ) ); + maBLTR.AddClickRect( tools::Rectangle( aRect.Left(), aMid.Y() + 1, aMid.X(), aRect.Bottom() ) ); + maBLTR.AddClickRect( tools::Rectangle( aMid.X() + 1, aRect.Top(), aRect.Right(), aMid.Y() ) ); + // centered rectangle for both frame borders + tools::Rectangle aMidRect( aRect.TopLeft(), Size( aRect.GetWidth() / 3, aRect.GetHeight() / 3 ) ); + aMidRect.Move( (aRect.GetWidth() - aMidRect.GetWidth()) / 2, (aRect.GetHeight() - aMidRect.GetHeight()) / 2 ); + maTLBR.AddClickRect( aMidRect ); + maBLTR.AddClickRect( aMidRect ); + } + /* One of the diagonal frame borders enabled - use entire rectangle. */ + else if( mbTLBR && !mbBLTR ) // top-left to bottom-right only + maTLBR.AddClickRect( aRect ); + else if( !mbTLBR && mbBLTR ) // bottom-left to top-right only + maBLTR.AddClickRect( aRect ); + } + } +} + +void FrameSelectorImpl::InitVirtualDevice() +{ + // initialize resources + InitColors(); + InitArrowImageList(); + + sizeChanged(); +} + +void FrameSelectorImpl::sizeChanged() +{ + // initialize geometry + InitGlobalGeometry(); + InitBorderGeometry(); + + DoInvalidate( true ); +} + +// frame border access +const FrameBorder& FrameSelectorImpl::GetBorder( FrameBorderType eBorder ) const +{ + size_t nIndex = GetIndexFromFrameBorderType( eBorder ); + if( nIndex < maAllBorders.size() ) + return *maAllBorders[ nIndex ]; + SAL_WARN( "svx.dialog", "svx::FrameSelectorImpl::GetBorder - unknown border type" ); + return maTop; +} + +FrameBorder& FrameSelectorImpl::GetBorderAccess( FrameBorderType eBorder ) +{ + return const_cast< FrameBorder& >( GetBorder( eBorder ) ); +} + +// drawing +void FrameSelectorImpl::DrawBackground() +{ + // clear the area + mpVirDev->SetLineColor(); + mpVirDev->SetFillColor( maBackCol ); + mpVirDev->DrawRect( tools::Rectangle( Point( 0, 0 ), mpVirDev->GetOutputSizePixel() ) ); + + // draw the inner gray (or whatever color) rectangle + mpVirDev->SetLineColor(); + mpVirDev->SetFillColor( maMarkCol ); + mpVirDev->DrawRect( tools::Rectangle( + mnLine1 - mnFocusOffs, mnLine1 - mnFocusOffs, mnLine3 + mnFocusOffs, mnLine3 + mnFocusOffs ) ); + + // draw the white space for enabled frame borders + tools::PolyPolygon aPPoly; + for( FrameBorderCIter aIt( maEnabBorders ); aIt.Is(); ++aIt ) + (*aIt)->MergeFocusToPolyPolygon( aPPoly ); + aPPoly.Optimize( PolyOptimizeFlags::CLOSE ); + mpVirDev->SetLineColor( maBackCol ); + mpVirDev->SetFillColor( maBackCol ); + mpVirDev->DrawPolyPolygon( aPPoly ); +} + +void FrameSelectorImpl::DrawArrows( const FrameBorder& rBorder ) +{ + DBG_ASSERT( rBorder.IsEnabled(), "svx::FrameSelectorImpl::DrawArrows - access to disabled border" ); + + tools::Long nLinePos = 0; + switch( rBorder.GetType() ) + { + case FrameBorderType::Left: + case FrameBorderType::Top: nLinePos = mnLine1; break; + case FrameBorderType::Vertical: + case FrameBorderType::Horizontal: nLinePos = mnLine2; break; + case FrameBorderType::Right: + case FrameBorderType::Bottom: nLinePos = mnLine3; break; + default: ; //prevent warning + } + nLinePos -= mnArrowSize / 2; + + tools::Long nTLPos = 0; + tools::Long nBRPos = mnCtrlSize - mnArrowSize; + Point aPos1, aPos2; + int nImgIndex1 = -1, nImgIndex2 = -1; + switch( rBorder.GetType() ) + { + case FrameBorderType::Left: + case FrameBorderType::Right: + case FrameBorderType::Vertical: + aPos1 = Point( nLinePos, nTLPos ); nImgIndex1 = 0; + aPos2 = Point( nLinePos, nBRPos ); nImgIndex2 = 1; + break; + + case FrameBorderType::Top: + case FrameBorderType::Bottom: + case FrameBorderType::Horizontal: + aPos1 = Point( nTLPos, nLinePos ); nImgIndex1 = 2; + aPos2 = Point( nBRPos, nLinePos ); nImgIndex2 = 3; + break; + + case FrameBorderType::TLBR: + aPos1 = Point( nTLPos, nTLPos ); nImgIndex1 = 4; + aPos2 = Point( nBRPos, nBRPos ); nImgIndex2 = 5; + break; + case FrameBorderType::BLTR: + aPos1 = Point( nTLPos, nBRPos ); nImgIndex1 = 6; + aPos2 = Point( nBRPos, nTLPos ); nImgIndex2 = 7; + break; + default: ; //prevent warning + } + + // Arrow or marker? Do not draw arrows into disabled control. + sal_uInt16 nSelectAdd = (mrFrameSel.IsEnabled() && rBorder.IsSelected()) ? 0 : 8; + if (nImgIndex1 >= 0) + mpVirDev->DrawImage(aPos1, maArrows[nImgIndex1 + nSelectAdd]); + if (nImgIndex2 >= 0) + mpVirDev->DrawImage(aPos2, maArrows[nImgIndex2 + nSelectAdd]); +} + +Color FrameSelectorImpl::GetDrawLineColor( const Color& rColor ) const +{ + Color aColor( mbHCMode ? maHCLineCol : rColor ); + if( aColor == maBackCol ) + aColor.Invert(); + return aColor; +} + +void FrameSelectorImpl::DrawAllFrameBorders() +{ + // Translate core colors to current UI colors (regards current background and HC mode). + for( FrameBorderIter aIt( maEnabBorders ); aIt.Is(); ++aIt ) + { + Color aCoreColorPrim = ((*aIt)->GetState() == FrameBorderState::DontCare) ? maMarkCol : (*aIt)->GetCoreStyle().GetColorOut(); + Color aCoreColorSecn = ((*aIt)->GetState() == FrameBorderState::DontCare) ? maMarkCol : (*aIt)->GetCoreStyle().GetColorIn(); + (*aIt)->SetUIColorPrim( GetDrawLineColor( aCoreColorPrim ) ); + (*aIt)->SetUIColorSecn( GetDrawLineColor( aCoreColorSecn ) ); + } + + // Copy all frame border styles to the helper array + maArray.SetColumnStyleLeft( 0, maLeft.GetUIStyle() ); + if( mbVer ) maArray.SetColumnStyleLeft( 1, maVer.GetUIStyle() ); + + // Invert the style for the right line + const frame::Style rRightStyle = maRight.GetUIStyle( ); + frame::Style rInvertedRight( rRightStyle.GetColorPrim(), + rRightStyle.GetColorSecn(), rRightStyle.GetColorGap(), + rRightStyle.UseGapColor(), + rRightStyle.Secn(), rRightStyle.Dist(), rRightStyle.Prim( ), + rRightStyle.Type( ), rRightStyle.PatternScale() ); + maArray.SetColumnStyleRight( mbVer ? 1 : 0, rInvertedRight ); + + maArray.SetRowStyleTop( 0, maTop.GetUIStyle() ); + if( mbHor ) + { + // Invert the style for the hor line to match the real borders + const frame::Style rHorStyle = maHor.GetUIStyle(); + frame::Style rInvertedHor( rHorStyle.GetColorPrim(), + rHorStyle.GetColorSecn(), rHorStyle.GetColorGap(), + rHorStyle.UseGapColor(), + rHorStyle.Secn(), rHorStyle.Dist(), rHorStyle.Prim( ), + rHorStyle.Type(), rHorStyle.PatternScale() ); + maArray.SetRowStyleTop( 1, rInvertedHor ); + } + + // Invert the style for the bottom line + const frame::Style rBottomStyle = maBottom.GetUIStyle( ); + frame::Style rInvertedBottom( rBottomStyle.GetColorPrim(), + rBottomStyle.GetColorSecn(), rBottomStyle.GetColorGap(), + rBottomStyle.UseGapColor(), + rBottomStyle.Secn(), rBottomStyle.Dist(), rBottomStyle.Prim( ), + rBottomStyle.Type(), rBottomStyle.PatternScale() ); + maArray.SetRowStyleBottom( mbHor ? 1 : 0, rInvertedBottom ); + + for( sal_Int32 nCol = 0; nCol < maArray.GetColCount(); ++nCol ) + for( sal_Int32 nRow = 0; nRow < maArray.GetRowCount(); ++nRow ) + maArray.SetCellStyleDiag( nCol, nRow, maTLBR.GetUIStyle(), maBLTR.GetUIStyle() ); + + // This is used in the dialog/control for 'Border' attributes. When using + // the original paint below instead of primitives, the advantage currently + // is the correct visualization of diagonal line(s) including overlaying, + // but the rest is bad. Since the edit views use primitives and the preview + // should be 'real' I opt for also changing this to primitives. I will + // keep the old solution and add a switch (above) based on a static bool so + // that interested people may test this out in the debugger. + // This is one more hint to enhance the primitive visualization further to + // support diagonals better - that's the way to go. + const drawinglayer::geometry::ViewInformation2D aNewViewInformation2D; + std::unique_ptr<drawinglayer::processor2d::BaseProcessor2D> pProcessor2D( + drawinglayer::processor2d::createPixelProcessor2DFromOutputDevice( + *mpVirDev, + aNewViewInformation2D)); + + pProcessor2D->process(maArray.CreateB2DPrimitiveArray()); + pProcessor2D.reset(); +} + +void FrameSelectorImpl::DrawVirtualDevice() +{ + DrawBackground(); + for(FrameBorderCIter aIt(maEnabBorders); aIt.Is(); ++aIt) + DrawArrows(**aIt); + DrawAllFrameBorders(); + mbFullRepaint = false; +} + +void FrameSelectorImpl::CopyVirDevToControl(vcl::RenderContext& rRenderContext) +{ + if (mbFullRepaint) + DrawVirtualDevice(); + rRenderContext.DrawBitmapEx(maVirDevPos, mpVirDev->GetBitmapEx(Point(0, 0), mpVirDev->GetOutputSizePixel())); +} + +void FrameSelectorImpl::DrawAllTrackingRects(vcl::RenderContext& rRenderContext) +{ + tools::PolyPolygon aPPoly; + if (mrFrameSel.IsAnyBorderSelected()) + { + for(SelFrameBorderCIter aIt( maEnabBorders ); aIt.Is(); ++aIt) + (*aIt)->MergeFocusToPolyPolygon(aPPoly); + aPPoly.Move(maVirDevPos.X(), maVirDevPos.Y()); + } + else + // no frame border selected -> draw tracking rectangle around entire control + aPPoly.Insert( tools::Polygon(tools::Rectangle(maVirDevPos, mpVirDev->GetOutputSizePixel()))); + + aPPoly.Optimize(PolyOptimizeFlags::CLOSE); + + for(sal_uInt16 nIdx = 0, nCount = aPPoly.Count(); nIdx < nCount; ++nIdx) + rRenderContext.Invert(aPPoly.GetObject(nIdx), InvertFlags::TrackFrame); +} + +Point FrameSelectorImpl::GetDevPosFromMousePos( const Point& rMousePos ) const +{ + return rMousePos - maVirDevPos; +} + +void FrameSelectorImpl::DoInvalidate( bool bFullRepaint ) +{ + mbFullRepaint |= bFullRepaint; + mrFrameSel.Invalidate(); +} + +// frame border state and style +void FrameSelectorImpl::SetBorderState( FrameBorder& rBorder, FrameBorderState eState ) +{ + DBG_ASSERT( rBorder.IsEnabled(), "svx::FrameSelectorImpl::SetBorderState - access to disabled border" ); + Any aOld; + Any aNew; + Any& rMod = eState == FrameBorderState::Show ? aNew : aOld; + rMod <<= AccessibleStateType::CHECKED; + +#if !ENABLE_WASM_STRIP_ACCESSIBILITY + rtl::Reference< a11y::AccFrameSelectorChild > xRet; + size_t nVecIdx = static_cast< size_t >( rBorder.GetType() ); + if( GetBorder(rBorder.GetType()).IsEnabled() && (1 <= nVecIdx) && (nVecIdx <= maChildVec.size()) ) + xRet = maChildVec[ --nVecIdx ].get(); +#endif + + if( eState == FrameBorderState::Show ) + SetBorderCoreStyle( rBorder, &maCurrStyle ); + else + rBorder.SetState( eState ); + +#if !ENABLE_WASM_STRIP_ACCESSIBILITY + if (xRet.is()) + xRet->NotifyAccessibleEvent( AccessibleEventId::STATE_CHANGED, aOld, aNew ); +#endif + + DoInvalidate( true ); +} + +void FrameSelectorImpl::SetBorderCoreStyle( FrameBorder& rBorder, const SvxBorderLine* pStyle ) +{ + DBG_ASSERT( rBorder.IsEnabled(), "svx::FrameSelectorImpl::SetBorderCoreStyle - access to disabled border" ); + rBorder.SetCoreStyle( pStyle ); + DoInvalidate( true ); +} + +void FrameSelectorImpl::ToggleBorderState( FrameBorder& rBorder ) +{ + bool bDontCare = mrFrameSel.SupportsDontCareState(); + switch( rBorder.GetState() ) + { + // same order as tristate check box: visible -> don't care -> hidden + case FrameBorderState::Show: + SetBorderState( rBorder, bDontCare ? FrameBorderState::DontCare : FrameBorderState::Hide ); + break; + case FrameBorderState::Hide: + SetBorderState( rBorder, FrameBorderState::Show ); + break; + case FrameBorderState::DontCare: + SetBorderState( rBorder, FrameBorderState::Hide ); + break; + } +} + +// frame border selection +void FrameSelectorImpl::SelectBorder( FrameBorder& rBorder, bool bSelect ) +{ + DBG_ASSERT( rBorder.IsEnabled(), "svx::FrameSelectorImpl::SelectBorder - access to disabled border" ); + rBorder.Select( bSelect ); + DrawArrows( rBorder ); + DoInvalidate( false ); +} + +void FrameSelectorImpl::SilentGrabFocus() +{ + bool bOldAuto = mbAutoSelect; + mbAutoSelect = false; + mrFrameSel.GrabFocus(); + mbAutoSelect = bOldAuto; +} + +bool FrameSelectorImpl::SelectedBordersEqual() const +{ + bool bEqual = true; + SelFrameBorderCIter aIt( maEnabBorders ); + if( aIt.Is() ) + { + const SvxBorderLine& rFirstStyle = (*aIt)->GetCoreStyle(); + for( ++aIt; bEqual && aIt.Is(); ++aIt ) + bEqual = ((*aIt)->GetCoreStyle() == rFirstStyle); + } + return bEqual; +} + +FrameSelector::FrameSelector() +{ +} + +void FrameSelector::SetDrawingArea(weld::DrawingArea* pDrawingArea) +{ + CustomWidgetController::SetDrawingArea(pDrawingArea); + mxImpl.reset( new FrameSelectorImpl( *this ) ); + Size aPrefSize = pDrawingArea->get_ref_device().LogicToPixel(Size(61, 65), MapMode(MapUnit::MapAppFont)); + pDrawingArea->set_size_request(aPrefSize.Width(), aPrefSize.Height()); + EnableRTL( false ); // #107808# don't mirror the mouse handling +} + +FrameSelector::~FrameSelector() +{ +#if !ENABLE_WASM_STRIP_ACCESSIBILITY + if( mxAccess.is() ) + mxAccess->Invalidate(); +#endif +} + +void FrameSelector::Initialize( FrameSelFlags nFlags ) +{ + mxImpl->Initialize( nFlags ); + Show(); +} + +// enabled frame borders +bool FrameSelector::IsBorderEnabled( FrameBorderType eBorder ) const +{ + return mxImpl->GetBorder( eBorder ).IsEnabled(); +} + +sal_Int32 FrameSelector::GetEnabledBorderCount() const +{ + return static_cast< sal_Int32 >( mxImpl->maEnabBorders.size() ); +} + +FrameBorderType FrameSelector::GetEnabledBorderType( sal_Int32 nIndex ) const +{ + FrameBorderType eBorder = FrameBorderType::NONE; + if( nIndex >= 0 ) + { + size_t nVecIdx = static_cast< size_t >( nIndex ); + if( nVecIdx < mxImpl->maEnabBorders.size() ) + eBorder = mxImpl->maEnabBorders[ nVecIdx ]->GetType(); + } + return eBorder; +} + +// frame border state and style +bool FrameSelector::SupportsDontCareState() const +{ + return bool(mxImpl->mnFlags & FrameSelFlags::DontCare); +} + +FrameBorderState FrameSelector::GetFrameBorderState( FrameBorderType eBorder ) const +{ + return mxImpl->GetBorder( eBorder ).GetState(); +} + +const SvxBorderLine* FrameSelector::GetFrameBorderStyle( FrameBorderType eBorder ) const +{ + const SvxBorderLine& rStyle = mxImpl->GetBorder( eBorder ).GetCoreStyle(); + // rest of the world uses null pointer for invisible frame border + return rStyle.GetOutWidth() ? &rStyle : nullptr; +} + +void FrameSelector::ShowBorder( FrameBorderType eBorder, const SvxBorderLine* pStyle ) +{ + mxImpl->SetBorderCoreStyle( mxImpl->GetBorderAccess( eBorder ), pStyle ); +} + +void FrameSelector::SetBorderDontCare( FrameBorderType eBorder ) +{ + mxImpl->SetBorderState( mxImpl->GetBorderAccess( eBorder ), FrameBorderState::DontCare ); +} + +bool FrameSelector::IsAnyBorderVisible() const +{ + bool bIsSet = false; + for( FrameBorderCIter aIt( mxImpl->maEnabBorders ); !bIsSet && aIt.Is(); ++aIt ) + bIsSet = ((*aIt)->GetState() == FrameBorderState::Show); + return bIsSet; +} + +void FrameSelector::HideAllBorders() +{ + for( FrameBorderIter aIt( mxImpl->maEnabBorders ); aIt.Is(); ++aIt ) + mxImpl->SetBorderState( **aIt, FrameBorderState::Hide ); +} + +bool FrameSelector::GetVisibleWidth( tools::Long& rnWidth, SvxBorderLineStyle& rnStyle ) const +{ + VisFrameBorderCIter aIt( mxImpl->maEnabBorders ); + if( !aIt.Is() ) + return false; + + const SvxBorderLine& rStyle = (*aIt)->GetCoreStyle(); + bool bFound = true; + for( ++aIt; bFound && aIt.Is(); ++aIt ) + { + bFound = + (rStyle.GetWidth() == (*aIt)->GetCoreStyle().GetWidth()) && + (rStyle.GetBorderLineStyle() == + (*aIt)->GetCoreStyle().GetBorderLineStyle()); + } + + if( bFound ) + { + rnWidth = rStyle.GetWidth(); + rnStyle = rStyle.GetBorderLineStyle(); + } + return bFound; +} + +bool FrameSelector::GetVisibleColor( Color& rColor ) const +{ + VisFrameBorderCIter aIt( mxImpl->maEnabBorders ); + if( !aIt.Is() ) + return false; + + const SvxBorderLine& rStyle = (*aIt)->GetCoreStyle(); + bool bFound = true; + for( ++aIt; bFound && aIt.Is(); ++aIt ) + bFound = (rStyle.GetColor() == (*aIt)->GetCoreStyle().GetColor()); + + if( bFound ) + rColor = rStyle.GetColor(); + return bFound; +} + +// frame border selection +const Link<LinkParamNone*,void>& FrameSelector::GetSelectHdl() const +{ + return mxImpl->maSelectHdl; +} + +void FrameSelector::SetSelectHdl( const Link<LinkParamNone*,void>& rHdl ) +{ + mxImpl->maSelectHdl = rHdl; +} + +bool FrameSelector::IsBorderSelected( FrameBorderType eBorder ) const +{ + return mxImpl->GetBorder( eBorder ).IsSelected(); +} + +void FrameSelector::SelectBorder( FrameBorderType eBorder ) +{ + mxImpl->SelectBorder( mxImpl->GetBorderAccess( eBorder ), true/*bSelect*/ ); +#if !ENABLE_WASM_STRIP_ACCESSIBILITY + // MT: bFireFox as API parameter is ugly... + // if (bFocus) + { + rtl::Reference< a11y::AccFrameSelectorChild > xRet = GetChildAccessible(eBorder); + if (xRet.is()) + { + Any aOldValue, aNewValue; + aNewValue <<= AccessibleStateType::FOCUSED; + xRet->NotifyAccessibleEvent( AccessibleEventId::STATE_CHANGED, aOldValue, aNewValue ); + } + } +#endif +} + +bool FrameSelector::IsAnyBorderSelected() const +{ + // Construct an iterator for selected borders. If it is valid, there is a selected border. + return SelFrameBorderCIter( mxImpl->maEnabBorders ).Is(); +} + +void FrameSelector::SelectAllBorders( bool bSelect ) +{ + for( FrameBorderIter aIt( mxImpl->maEnabBorders ); aIt.Is(); ++aIt ) + mxImpl->SelectBorder( **aIt, bSelect ); +} + +void FrameSelector::SelectAllVisibleBorders() +{ + for( VisFrameBorderIter aIt( mxImpl->maEnabBorders ); aIt.Is(); ++aIt ) + mxImpl->SelectBorder( **aIt, true/*bSelect*/ ); +} + +void FrameSelector::SetStyleToSelection( tools::Long nWidth, SvxBorderLineStyle nStyle ) +{ + mxImpl->maCurrStyle.SetBorderLineStyle( nStyle ); + mxImpl->maCurrStyle.SetWidth( nWidth ); + for( SelFrameBorderIter aIt( mxImpl->maEnabBorders ); aIt.Is(); ++aIt ) + mxImpl->SetBorderState( **aIt, FrameBorderState::Show ); +} + +void FrameSelector::SetColorToSelection( const Color& rColor ) +{ + mxImpl->maCurrStyle.SetColor( rColor ); + for( SelFrameBorderIter aIt( mxImpl->maEnabBorders ); aIt.Is(); ++aIt ) + mxImpl->SetBorderState( **aIt, FrameBorderState::Show ); +} + +SvxBorderLineStyle FrameSelector::getCurrentStyleLineStyle() const +{ + return mxImpl->maCurrStyle.GetBorderLineStyle(); +} + +// accessibility +Reference< XAccessible > FrameSelector::CreateAccessible() +{ +#if !ENABLE_WASM_STRIP_ACCESSIBILITY + if( !mxAccess.is() ) + mxAccess = new a11y::AccFrameSelector(*this); +#endif + return mxAccess; +} + +rtl::Reference< a11y::AccFrameSelectorChild > FrameSelector::GetChildAccessible( FrameBorderType eBorder ) +{ + rtl::Reference< a11y::AccFrameSelectorChild > xRet; + size_t nVecIdx = static_cast< size_t >( eBorder ); + if( IsBorderEnabled( eBorder ) && (1 <= nVecIdx) && (nVecIdx <= mxImpl->maChildVec.size()) ) + { + --nVecIdx; + if( !mxImpl->maChildVec[ nVecIdx ].is() ) + mxImpl->maChildVec[ nVecIdx ] = new a11y::AccFrameSelectorChild( *this, eBorder ); + xRet = mxImpl->maChildVec[ nVecIdx ].get(); + } + return xRet; +} + +Reference< XAccessible > FrameSelector::GetChildAccessible( sal_Int32 nIndex ) +{ + return GetChildAccessible( GetEnabledBorderType( nIndex ) ); +} + +Reference< XAccessible > FrameSelector::GetChildAccessible( const Point& rPos ) +{ + Reference< XAccessible > xRet; + for( FrameBorderCIter aIt( mxImpl->maEnabBorders ); !xRet.is() && aIt.Is(); ++aIt ) + if( (*aIt)->ContainsClickPoint( rPos ) ) + xRet = GetChildAccessible( (*aIt)->GetType() ).get(); + return xRet; +} + +tools::Rectangle FrameSelector::GetClickBoundRect( FrameBorderType eBorder ) const +{ + tools::Rectangle aRect; + const FrameBorder& rBorder = mxImpl->GetBorder( eBorder ); + if( rBorder.IsEnabled() ) + aRect = rBorder.GetClickBoundRect(); + return aRect; +} + +// virtual functions from base class +void FrameSelector::Paint(vcl::RenderContext& rRenderContext, const tools::Rectangle&) +{ + mxImpl->CopyVirDevToControl(rRenderContext); + if (HasFocus()) + mxImpl->DrawAllTrackingRects(rRenderContext); +} + +bool FrameSelector::MouseButtonDown( const MouseEvent& rMEvt ) +{ + /* Mouse handling: + * Click on an unselected frame border: + Set current style/color, make frame border visible, deselect all + other frame borders. + * Click on a selected frame border: + Toggle state of the frame border (visible -> don't care -> hidden), + deselect all other frame borders. + * SHIFT+Click or CTRL+Click on an unselected frame border: + Extend selection, set current style/color to all selected frame + borders independent of the state/style/color of the borders. + * SHIFT+Click or CTRL+Click on a selected frame border: + If all frame borders have same style/color, toggle state of all + borders (see above), otherwise set current style/color to all + borders. + * Click on unused area: Do not modify selection and selected frame + borders. + */ + + // #107394# do not auto-select a frame border + mxImpl->SilentGrabFocus(); + + if( rMEvt.IsLeft() ) + { + Point aPos( mxImpl->GetDevPosFromMousePos( rMEvt.GetPosPixel() ) ); + FrameBorderPtrVec aDeselectBorders; + + bool bAnyClicked = false; // Any frame border clicked? + bool bNewSelected = false; // Any unselected frame border selected? + + /* If frame borders are set to "don't care" and the control does not + support this state, hide them on first mouse click. + DR 2004-01-30: Why are the borders set to "don't care" then?!? */ + bool bHideDontCare = !SupportsDontCareState(); + + for( FrameBorderIter aIt( mxImpl->maEnabBorders ); aIt.Is(); ++aIt ) + { + if( (*aIt)->ContainsClickPoint( aPos ) ) + { + // frame border is clicked + bAnyClicked = true; + if( !(*aIt)->IsSelected() ) + { + bNewSelected = true; + //mxImpl->SelectBorder( **aIt, true ); + SelectBorder((**aIt).GetType()); + } + } + else + { + // hide a "don't care" frame border only if it is not clicked + if( bHideDontCare && ((*aIt)->GetState() == FrameBorderState::DontCare) ) + mxImpl->SetBorderState( **aIt, FrameBorderState::Hide ); + + // deselect frame borders not clicked (if SHIFT or CTRL are not pressed) + if( !rMEvt.IsShift() && !rMEvt.IsMod1() ) + aDeselectBorders.push_back( *aIt ); + } + } + + if( bAnyClicked ) + { + // any valid frame border clicked? -> deselect other frame borders + for( FrameBorderIter aIt( aDeselectBorders ); aIt.Is(); ++aIt ) + mxImpl->SelectBorder( **aIt, false ); + + if( bNewSelected || !mxImpl->SelectedBordersEqual() ) + { + // new frame border selected, selection extended, or selected borders different? -> show + for( SelFrameBorderIter aIt( mxImpl->maEnabBorders ); aIt.Is(); ++aIt ) + // SetBorderState() sets current style and color to the frame border + mxImpl->SetBorderState( **aIt, FrameBorderState::Show ); + } + else + { + // all selected frame borders are equal -> toggle state + for( SelFrameBorderIter aIt( mxImpl->maEnabBorders ); aIt.Is(); ++aIt ) + mxImpl->ToggleBorderState( **aIt ); + } + + GetSelectHdl().Call( nullptr ); + } + } + + return true; +} + +bool FrameSelector::KeyInput( const KeyEvent& rKEvt ) +{ + bool bHandled = false; + vcl::KeyCode aKeyCode = rKEvt.GetKeyCode(); + if( !aKeyCode.GetModifier() ) + { + sal_uInt16 nCode = aKeyCode.GetCode(); + switch( nCode ) + { + case KEY_SPACE: + { + for( SelFrameBorderIter aIt( mxImpl->maEnabBorders ); aIt.Is(); ++aIt ) + mxImpl->ToggleBorderState( **aIt ); + bHandled = true; + } + break; + + case KEY_UP: + case KEY_DOWN: + case KEY_LEFT: + case KEY_RIGHT: + { + if( !mxImpl->maEnabBorders.empty() ) + { + // start from first selected frame border + SelFrameBorderCIter aIt( mxImpl->maEnabBorders ); + FrameBorderType eBorder = aIt.Is() ? (*aIt)->GetType() : mxImpl->maEnabBorders.front()->GetType(); + + // search for next enabled frame border + do + { + eBorder = mxImpl->GetBorder( eBorder ).GetKeyboardNeighbor( nCode ); + } + while( (eBorder != FrameBorderType::NONE) && !IsBorderEnabled( eBorder ) ); + + // select the frame border + if( eBorder != FrameBorderType::NONE ) + { + DeselectAllBorders(); + SelectBorder( eBorder ); + } + bHandled = true; + } + } + break; + } + } + if (bHandled) + return true; + return CustomWidgetController::KeyInput(rKEvt); +} + +void FrameSelector::GetFocus() +{ + // auto-selection of a frame border, if focus reaches control, and nothing is selected + if( mxImpl->mbAutoSelect && !IsAnyBorderSelected() && !mxImpl->maEnabBorders.empty() ) + mxImpl->SelectBorder( *mxImpl->maEnabBorders.front(), true ); + + mxImpl->DoInvalidate( false ); + if (IsAnyBorderSelected()) + { + FrameBorderType borderType = FrameBorderType::NONE; + if (mxImpl->maLeft.IsSelected()) + borderType = FrameBorderType::Left; + else if (mxImpl->maRight.IsSelected()) + borderType = FrameBorderType::Right; + else if (mxImpl->maTop.IsSelected()) + borderType = FrameBorderType::Top; + else if (mxImpl->maBottom.IsSelected()) + borderType = FrameBorderType::Bottom; + else if (mxImpl->maHor.IsSelected()) + borderType = FrameBorderType::Horizontal; + else if (mxImpl->maVer.IsSelected()) + borderType = FrameBorderType::Vertical; + else if (mxImpl->maTLBR.IsSelected()) + borderType = FrameBorderType::TLBR; + else if (mxImpl->maBLTR.IsSelected()) + borderType = FrameBorderType::BLTR; + SelectBorder(borderType); + } + for( SelFrameBorderIter aIt( mxImpl->maEnabBorders ); aIt.Is(); ++aIt ) + mxImpl->SetBorderState( **aIt, FrameBorderState::Show ); + CustomWidgetController::GetFocus(); +} + +void FrameSelector::LoseFocus() +{ + mxImpl->DoInvalidate( false ); + CustomWidgetController::LoseFocus(); +} + +void FrameSelector::StyleUpdated() +{ + mxImpl->InitVirtualDevice(); + CustomWidgetController::StyleUpdated(); +} + +void FrameSelector::Resize() +{ + CustomWidgetController::Resize(); + mxImpl->sizeChanged(); +} + +template< typename Cont, typename Iter, typename Pred > +FrameBorderIterBase< Cont, Iter, Pred >::FrameBorderIterBase( container_type& rCont ) : + maIt( rCont.begin() ), + maEnd( rCont.end() ) +{ + while( Is() && !maPred( *maIt ) ) ++maIt; +} + +template< typename Cont, typename Iter, typename Pred > +FrameBorderIterBase< Cont, Iter, Pred >& FrameBorderIterBase< Cont, Iter, Pred >::operator++() +{ + do { ++maIt; } while( Is() && !maPred( *maIt ) ); + return *this; +} + +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |