svx/source/xoutdev/xtabhtch.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
  20 #include <XPropertyTable.hxx>
  21 #include <vcl/svapp.hxx>
  22
  23 #include <vcl/virdev.hxx>
  24 #include <vcl/settings.hxx>
  25 #include <svx/strings.hrc>
  26 #include <svx/dialmgr.hxx>
  27
  28 #include <drawinglayer/attribute/fillhatchattribute.hxx>
  29 #include <drawinglayer/primitive2d/PolyPolygonHatchPrimitive2D.hxx>
  30 #include <drawinglayer/primitive2d/polygonprimitive2d.hxx>
  31 #include <drawinglayer/processor2d/baseprocessor2d.hxx>
  32 #include <drawinglayer/processor2d/processor2dtools.hxx>
  33 #include <basegfx/polygon/b2dpolygontools.hxx>
  34 #include <rtl/ustrbuf.hxx>
  35 #include <memory>
  36
  37 using namespace ::com::sun::star;
  38
  39 XHatchList::XHatchList(const OUString& rPath, const OUString& rReferer)
  40   : XPropertyList( XPropertyListType::Hatch, rPath, rReferer )
  41 {
  42 }
  43
  44 XHatchList::~XHatchList()
  45 {
  46 }
  47
  48 void XHatchList::Replace(std::unique_ptr<XHatchEntry> pEntry, tools::Long nIndex)
  49 {
  50     XPropertyList::Replace(std::move(pEntry), nIndex);
  51 }
  52
  53 XHatchEntry* XHatchList::GetHatch(tools::Long nIndex) const
  54 {
  55     return static_cast<XHatchEntry*>( XPropertyList::Get(nIndex) );
  56 }
  57
  58 uno::Reference< container::XNameContainer > XHatchList::createInstance()
  59 {
  60     return uno::Reference< container::XNameContainer >(
  61         SvxUnoXHatchTable_createInstance( this ), uno::UNO_QUERY );
  62 }
  63
  64 bool XHatchList::Create()
  65 {
  66     OUStringBuffer aStr(SvxResId(RID_SVXSTR_HATCH));
  67     aStr.append(" 1");
  68
  69     sal_Int32 nLen = aStr.getLength() - 1;
  70     Insert(std::make_unique<XHatchEntry>(XHatch(COL_BLACK,css::drawing::HatchStyle_SINGLE,100,  0_deg10),aStr.toString()));
  71     aStr[nLen] = '2';
  72     Insert(std::make_unique<XHatchEntry>(XHatch(COL_RED  ,css::drawing::HatchStyle_DOUBLE, 80,450_deg10),aStr.toString()));
  73     aStr[nLen] = '3';
  74     Insert(std::make_unique<XHatchEntry>(XHatch(COL_BLUE ,css::drawing::HatchStyle_TRIPLE,120,  0_deg10),aStr.toString()));
  75
  76     return true;
  77 }
  78
  79 BitmapEx XHatchList::CreateBitmap( tools::Long nIndex, const Size& rSize) const
  80 {
  81     BitmapEx aRetval;
  82     OSL_ENSURE(nIndex < Count(), "OOps, access out of range (!)");
  83
  84     if(nIndex < Count())
  85     {
  86         const StyleSettings& rStyleSettings = Application::GetSettings().GetStyleSettings();
  87
  88         // prepare polygon geometry for rectangle
  89         const basegfx::B2DPolygon aRectangle(
  90             basegfx::utils::createPolygonFromRect(
  91                 basegfx::B2DRange(0.0, 0.0, rSize.Width(), rSize.Height())));
  92
  93         const XHatch& rHatch = GetHatch(nIndex)->GetHatch();
  94         drawinglayer::attribute::HatchStyle aHatchStyle(drawinglayer::attribute::HatchStyle::Triple);
  95
  96         switch(rHatch.GetHatchStyle())
  97         {
  98             case css::drawing::HatchStyle_SINGLE :
  99             {
 100                 aHatchStyle = drawinglayer::attribute::HatchStyle::Single;
 101                 break;
 102             }
 103             case css::drawing::HatchStyle_DOUBLE :
 104             {
 105                 aHatchStyle = drawinglayer::attribute::HatchStyle::Double;
 106                 break;
 107             }
 108             default :
 109             {
 110                 aHatchStyle = drawinglayer::attribute::HatchStyle::Triple; // css::drawing::HatchStyle_TRIPLE
 111                 break;
 112             }
 113         }
 114
 115         const basegfx::B2DHomMatrix aScaleMatrix(OutputDevice::LogicToLogic(MapMode(MapUnit::Map100thMM), MapMode(MapUnit::MapPixel)));
 116         const basegfx::B2DVector aScaleVector(aScaleMatrix * basegfx::B2DVector(1.0, 0.0));
 117         const double fScaleValue(aScaleVector.getLength());
 118
 119         const drawinglayer::attribute::FillHatchAttribute aFillHatch(
 120             aHatchStyle,
 121             static_cast<double>(rHatch.GetDistance()) * fScaleValue,
 122             static_cast<double>(rHatch.GetAngle().get()) * F_PI1800,
 123             rHatch.GetColor().getBColor(),
 124             3, // same default as VCL, a minimum of three discrete units (pixels) offset
 125             false);
 126
 127         const basegfx::BColor aBlack(0.0, 0.0, 0.0);
 128         const drawinglayer::primitive2d::Primitive2DReference aHatchPrimitive(
 129             new drawinglayer::primitive2d::PolyPolygonHatchPrimitive2D(
 130                 basegfx::B2DPolyPolygon(aRectangle),
 131                 aBlack,
 132                 aFillHatch));
 133
 134         const drawinglayer::primitive2d::Primitive2DReference aBlackRectanglePrimitive(
 135             new drawinglayer::primitive2d::PolygonHairlinePrimitive2D(
 136                 aRectangle,
 137                 aBlack));
 138
 139         // prepare VirtualDevice
 140         ScopedVclPtrInstance< VirtualDevice > pVirtualDevice;
 141         const drawinglayer::geometry::ViewInformation2D aNewViewInformation2D;
 142
 143         pVirtualDevice->SetOutputSizePixel(rSize);
 144         pVirtualDevice->SetDrawMode(rStyleSettings.GetHighContrastMode()
 145             ? DrawModeFlags::SettingsLine | DrawModeFlags::SettingsFill | DrawModeFlags::SettingsText | DrawModeFlags::SettingsGradient
 146             : DrawModeFlags::Default);
 147
 148         if(rStyleSettings.GetPreviewUsesCheckeredBackground())
 149         {
 150             const Point aNull(0, 0);
 151             static const sal_uInt32 nLen(8);
 152             static const Color aW(COL_WHITE);
 153             static const Color aG(0xef, 0xef, 0xef);
 154             pVirtualDevice->DrawCheckered(aNull, rSize, nLen, aW, aG);
 155         }
 156         else
 157         {
 158             pVirtualDevice->SetBackground(rStyleSettings.GetFieldColor());
 159             pVirtualDevice->Erase();
 160         }
 161
 162         // create processor and draw primitives
 163         std::unique_ptr<drawinglayer::processor2d::BaseProcessor2D> pProcessor2D(drawinglayer::processor2d::createPixelProcessor2DFromOutputDevice(
 164             *pVirtualDevice,
 165             aNewViewInformation2D));
 166
 167         drawinglayer::primitive2d::Primitive2DContainer aSequence(2);
 168
 169         aSequence[0] = aHatchPrimitive;
 170         aSequence[1] = aBlackRectanglePrimitive;
 171         pProcessor2D->process(aSequence);
 172         pProcessor2D.reset();
 173
 174         // get result bitmap and scale
 175         aRetval = pVirtualDevice->GetBitmapEx(Point(0, 0), pVirtualDevice->GetOutputSizePixel());
 176     }
 177
 178     return aRetval;
 179 }
 180
 181 BitmapEx XHatchList::CreateBitmapForUI(tools::Long nIndex)
 182 {
 183     const StyleSettings& rStyleSettings = Application::GetSettings().GetStyleSettings();
 184     const Size& rSize = rStyleSettings.GetListBoxPreviewDefaultPixelSize();
 185     BitmapEx aRetVal = CreateBitmap(nIndex, rSize);
 186     return aRetVal;
 187 }
 188
 189 BitmapEx XHatchList::GetBitmapForPreview(tools::Long nIndex, const Size& rSize)
 190 {
 191     return CreateBitmap(nIndex, rSize);
 192 }
 193
 194 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */