reportdesign/source/ui/report/StartMarker.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19 #include <StartMarker.hxx>
  20 #include <UITools.hxx>
  21 #include <vcl/image.hxx>
  22 #include <vcl/svapp.hxx>
  23 #include <bitmaps.hlst>
  24 #include <ColorChanger.hxx>
  25 #include <ReportDefines.hxx>
  26 #include <SectionWindow.hxx>
  27 #include <helpids.h>
  28 #include <vcl/event.hxx>
  29 #include <vcl/help.hxx>
  30 #include <vcl/gradient.hxx>
  31 #include <vcl/lineinfo.hxx>
  32 #include <vcl/settings.hxx>
  33
  34 #include <unotools/syslocale.hxx>
  35 #include <unotools/localedatawrapper.hxx>
  36
  37 #define CORNER_SPACE     5
  38
  39
  40 namespace rptui
  41 {
  42
  43
  44 Image*  OStartMarker::s_pDefCollapsed       = nullptr;
  45 Image*  OStartMarker::s_pDefExpanded        = nullptr;
  46 oslInterlockedCount OStartMarker::s_nImageRefCount  = 0;
  47
  48
  49 OStartMarker::OStartMarker(OSectionWindow* _pParent,const OUString& _sColorEntry)
  50     : OColorListener(_pParent,_sColorEntry)
  51     , m_aVRuler(VclPtr<Ruler>::Create(this,WB_VERT))
  52     , m_pParent(_pParent)
  53     , m_bShowRuler(true)
  54 {
  55     osl_atomic_increment(&s_nImageRefCount);
  56     initDefaultNodeImages();
  57     ImplInitSettings();
  58     m_aVRuler->Show();
  59     m_aVRuler->Activate();
  60     m_aVRuler->SetPagePos();
  61     m_aVRuler->SetBorders();
  62     m_aVRuler->SetIndents();
  63     m_aVRuler->SetMargin1();
  64     m_aVRuler->SetMargin2();
  65     const MeasurementSystem eSystem = SvtSysLocale().GetLocaleData().getMeasurementSystemEnum();
  66     m_aVRuler->SetUnit(MeasurementSystem::Metric == eSystem ? FieldUnit::CM : FieldUnit::INCH);
  67     EnableChildTransparentMode();
  68     SetParentClipMode( ParentClipMode::NoClip );
  69     SetPaintTransparent( true );
  70 }
  71
  72 OStartMarker::~OStartMarker()
  73 {
  74     disposeOnce();
  75 }
  76
  77 void OStartMarker::dispose()
  78 {
  79     if ( osl_atomic_decrement(&s_nImageRefCount) == 0 )
  80     {
  81         delete s_pDefCollapsed;
  82         s_pDefCollapsed = nullptr;
  83         delete s_pDefExpanded;
  84         s_pDefExpanded = nullptr;
  85     }
  86     m_aVRuler.disposeAndClear();
  87     m_pParent.clear();
  88     OColorListener::dispose();
  89 }
  90
  91 sal_Int32 OStartMarker::getMinHeight() const
  92 {
  93     Fraction aExtraWidth(tools::Long(2 * REPORT_EXTRA_SPACE));
  94     aExtraWidth *= GetMapMode().GetScaleX();
  95     return LogicToPixel(Size(0, GetTextHeight())).Height() + tools::Long(aExtraWidth);
  96 }
  97
  98 void OStartMarker::Paint(vcl::RenderContext& rRenderContext, const tools::Rectangle& /*rRect*/)
  99 {
 100     rRenderContext.Push(vcl::PushFlags::TEXTCOLOR);
 101
 102     Size aSize(GetOutputSizePixel());
 103     const tools::Long nCornerWidth = tools::Long(CORNER_SPACE * double(GetMapMode().GetScaleX()));
 104
 105     if (isCollapsed())
 106     {
 107         rRenderContext.SetClipRegion();
 108     }
 109     else
 110     {
 111         const tools::Long nVRulerWidth = m_aVRuler->GetSizePixel().Width();
 112         tools::Long nSize = aSize.Width() - nVRulerWidth;
 113         aSize.AdjustWidth(nCornerWidth );
 114         rRenderContext.SetClipRegion(vcl::Region(rRenderContext.PixelToLogic(tools::Rectangle(Point(),
 115                                                                              Size(nSize, aSize.Height())))));
 116     }
 117
 118     tools::Rectangle aWholeRect(Point(), aSize);
 119     {
 120         const ColorChanger aColors(&rRenderContext, m_nTextBoundaries, m_nColor);
 121         tools::PolyPolygon aPoly;
 122         aPoly.Insert( tools::Polygon(aWholeRect,nCornerWidth,nCornerWidth));
 123
 124         Color aStartColor(m_nColor);
 125         aStartColor.IncreaseLuminance(10);
 126         sal_uInt16 nHue = 0;
 127         sal_uInt16 nSat = 0;
 128         sal_uInt16 nBri = 0;
 129         aStartColor.RGBtoHSB(nHue, nSat, nBri);
 130         nSat += 40;
 131         Color aEndColor(Color::HSBtoRGB(nHue, nSat, nBri));
 132         Gradient aGradient(GradientStyle::Linear,aStartColor,aEndColor);
 133         aGradient.SetSteps(static_cast<sal_uInt16>(aSize.Height()));
 134
 135         rRenderContext.DrawGradient(PixelToLogic(aPoly) ,aGradient);
 136     }
 137
 138     rRenderContext.Push(vcl::PushFlags::MAPMODE);
 139     rRenderContext.SetMapMode();
 140
 141     rRenderContext.DrawImage(m_aImageRect.TopLeft(), m_aImageRect.GetSize(), m_aImage);
 142
 143     const Color aColor(m_nColor);
 144     Color aTextColor = GetTextColor();
 145     if (aColor.GetLuminance() < 128)
 146         aTextColor = COL_WHITE;
 147     rRenderContext.SetTextColor(aTextColor);
 148
 149     rRenderContext.DrawText(m_aTextRect, m_aText, DrawTextFlags::MultiLine | DrawTextFlags::WordBreakHyphenation);
 150
 151     rRenderContext.Pop();
 152
 153     if (m_bMarked)
 154     {
 155         const tools::Long nCornerHeight = tools::Long(CORNER_SPACE * double(GetMapMode().GetScaleY()));
 156         tools::Rectangle aRect(Point(nCornerWidth, nCornerHeight),
 157                         Size(aSize.Width() - nCornerWidth - nCornerWidth,
 158                              aSize.Height() - nCornerHeight - nCornerHeight));
 159         ColorChanger aColors(&rRenderContext, COL_WHITE, COL_WHITE);
 160         rRenderContext.DrawPolyLine( tools::Polygon(rRenderContext.PixelToLogic(aRect)),
 161                                     LineInfo(LineStyle::Solid, 2));
 162     }
 163
 164     rRenderContext.Pop();
 165 }
 166
 167 void OStartMarker::MouseButtonUp( const MouseEvent& rMEvt )
 168 {
 169     if ( !rMEvt.IsLeft() )
 170         return;
 171
 172     Point aPos( rMEvt.GetPosPixel());
 173
 174     const Size aOutputSize = GetOutputSizePixel();
 175     if( aPos.X() > aOutputSize.Width() || aPos.Y() > aOutputSize.Height() )
 176         return;
 177     if ( rMEvt.GetClicks() == 2 || m_aImageRect.Contains( aPos ) )
 178     {
 179         m_bCollapsed = !m_bCollapsed;
 180
 181         changeImage();
 182
 183         m_aVRuler->Show(!m_bCollapsed && m_bShowRuler);
 184         m_aCollapsedLink.Call(*this);
 185     }
 186
 187     m_pParent->showProperties();
 188 }
 189
 190 void OStartMarker::changeImage()
 191 {
 192     m_aImage = m_bCollapsed ? *s_pDefCollapsed : *s_pDefExpanded;
 193 }
 194
 195 void OStartMarker::initDefaultNodeImages()
 196 {
 197     if ( !s_pDefCollapsed )
 198     {
 199         s_pDefCollapsed = new Image(StockImage::Yes, RID_BMP_TREENODE_COLLAPSED);
 200         s_pDefExpanded = new Image(StockImage::Yes, RID_BMP_TREENODE_EXPANDED);
 201     }
 202
 203     m_aImage = m_bCollapsed ? *s_pDefCollapsed : *s_pDefExpanded;
 204 }
 205
 206 void OStartMarker::ApplySettings(vcl::RenderContext& rRenderContext)
 207 {
 208     rRenderContext.SetBackground();
 209     rRenderContext.SetFillColor(Application::GetSettings().GetStyleSettings().GetDialogColor());
 210 }
 211
 212 void OStartMarker::ImplInitSettings()
 213 {
 214     ApplySettings(*GetOutDev());
 215 }
 216
 217 void OStartMarker::Resize()
 218 {
 219     const Size aOutputSize( GetOutputSizePixel() );
 220     const tools::Long nOutputWidth  = aOutputSize.Width();
 221     const tools::Long nOutputHeight = aOutputSize.Height();
 222
 223     const tools::Long nVRulerWidth = m_aVRuler->GetSizePixel().Width();
 224     const Point aRulerPos(nOutputWidth - nVRulerWidth,0);
 225     m_aVRuler->SetPosSizePixel(aRulerPos,Size(nVRulerWidth,nOutputHeight));
 226
 227     Size aImageSize = m_aImage.GetSizePixel();
 228     const MapMode& rMapMode = GetMapMode();
 229     aImageSize.setWidth( tools::Long(aImageSize.Width() * static_cast<double>(rMapMode.GetScaleX())) );
 230     aImageSize.setHeight( tools::Long(aImageSize.Height() * static_cast<double>(rMapMode.GetScaleY())) );
 231
 232     tools::Long nExtraWidth = tools::Long(REPORT_EXTRA_SPACE * rMapMode.GetScaleX());
 233
 234     Point aPos(aImageSize.Width() + (nExtraWidth * 2), nExtraWidth);
 235     const tools::Long nHeight = ::std::max<sal_Int32>(nOutputHeight - 2*aPos.Y(),LogicToPixel(Size(0, GetTextHeight())).Height());
 236     m_aTextRect = tools::Rectangle(aPos, Size(aRulerPos.X() - aPos.X(),nHeight));
 237
 238     aPos.setX( nExtraWidth );
 239     aPos.AdjustY(static_cast<sal_Int32>((LogicToPixel(Size(0, GetTextHeight())).Height() - aImageSize.Height()) * 0.5) ) ;
 240     m_aImageRect = tools::Rectangle(aPos, aImageSize);
 241
 242     OColorListener::Resize();
 243 }
 244
 245 void OStartMarker::setTitle(const OUString& rTitle)
 246 {
 247     if (m_aText != rTitle)
 248     {
 249         m_aText = rTitle;
 250         Invalidate();
 251     }
 252 }
 253
 254 void OStartMarker::Notify(SfxBroadcaster & rBc, SfxHint const & rHint)
 255 {
 256     OColorListener::Notify(rBc, rHint);
 257     if (rHint.GetId() == SfxHintId::ColorsChanged)
 258     {
 259         Invalidate(InvalidateFlags::Children);
 260     }
 261 }
 262
 263 void OStartMarker::showRuler(bool _bShow)
 264 {
 265     m_bShowRuler = _bShow;
 266     m_aVRuler->Show(!m_bCollapsed && m_bShowRuler);
 267 }
 268
 269 void OStartMarker::RequestHelp( const HelpEvent& rHEvt )
 270 {
 271     if (m_aText.isEmpty())
 272         return;
 273
 274     // show help
 275     tools::Rectangle aItemRect(rHEvt.GetMousePosPixel(),Size(GetSizePixel().Width(),getMinHeight()));
 276     Point aPt = OutputToScreenPixel( aItemRect.TopLeft() );
 277     aItemRect.SetLeft( aPt.X() );
 278     aItemRect.SetTop( aPt.Y() );
 279     aPt = OutputToScreenPixel( aItemRect.BottomRight() );
 280     aItemRect.SetRight( aPt.X() );
 281     aItemRect.SetBottom( aPt.Y() );
 282     if( rHEvt.GetMode() == HelpEventMode::BALLOON )
 283         Help::ShowBalloon( this, aItemRect.Center(), aItemRect, m_aText);
 284     else
 285         Help::ShowQuickHelp( this, aItemRect, m_aText );
 286 }
 287
 288 void OStartMarker::setCollapsed(bool _bCollapsed)
 289 {
 290     OColorListener::setCollapsed(_bCollapsed);
 291     showRuler(_bCollapsed);
 292     changeImage();
 293 }
 294
 295 void OStartMarker::zoom(const Fraction& _aZoom)
 296 {
 297     setZoomFactor(_aZoom, *this);
 298     m_aVRuler->SetZoom(_aZoom);
 299     Resize();
 300     Invalidate();
 301 }
 302
 303 }
 304
 305 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */