lotuswordpro/source/filter/lwpdrawobj.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*************************************************************************
   3  *
   4  *  The Contents of this file are made available subject to the terms of
   5  *  either of the following licenses
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   7  *         - GNU Lesser General Public License Version 2.1
   8  *         - Sun Industry Standards Source License Version 1.1
   9  *
  10  *  Sun Microsystems Inc., October, 2000
  11  *
  12  *  GNU Lesser General Public License Version 2.1
  13  *  =============================================
  14  *  Copyright 2000 by Sun Microsystems, Inc.
  15  *  901 San Antonio Road, Palo Alto, CA 94303, USA
  16  *
  17  *  This library is free software; you can redistribute it and/or
  18  *  modify it under the terms of the GNU Lesser General Public
  19  *  License version 2.1, as published by the Free Software Foundation.
  20  *
  21  *  This library is distributed in the hope that it will be useful,
  22  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
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  24  *  Lesser General Public License for more details.
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  26  *  You should have received a copy of the GNU Lesser General Public
  27  *  License along with this library; if not, write to the Free Software
  28  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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  30  *
  31  *
  32  *  Sun Industry Standards Source License Version 1.1
  33  *  =================================================
  34  *  The contents of this file are subject to the Sun Industry Standards
  35  *  Source License Version 1.1 (the "License"); You may not use this file
  36  *  except in compliance with the License. You may obtain a copy of the
  37  *  License at http://www.openoffice.org/license.html.
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  39  *  Software provided under this License is provided on an "AS IS" basis,
  40  *  WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
  41  *  WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
  42  *  MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
  43  *  See the License for the specific provisions governing your rights and
  44  *  obligations concerning the Software.
  45  *
  46  *  The Initial Developer of the Original Code is: IBM Corporation
  47  *
  48  *  Copyright: 2008 by IBM Corporation
  49  *
  50  *  All Rights Reserved.
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  52  *  Contributor(s): _______________________________________
  53  *
  54  *
  55  ************************************************************************/
  56 /**
  57  * @file
  58   * The file declares the LwpDrawObjects and associated class like LwpDrawGroup, LwpDrawRectangle
  59  *  and so on.
  60  */
  61
  62 #pragma once
  63
  64 #include <sal/config.h>
  65
  66 #include <rtl/ref.hxx>
  67 #include <rtl/ustring.hxx>
  68
  69 #include "lwpsdwdrawheader.hxx"
  70
  71 #include <memory>
  72
  73 class SvStream;
  74 class XFFrame;
  75 class XFDrawStyle;
  76
  77 /**
  78  * @brief
  79  * Lwp-base-draw object.
  80  */
  81 class LwpDrawObj
  82 {
  83 protected:
  84     DrawObjectType m_eType;
  85     SvStream* m_pStream;
  86     SdwDrawObjHeader m_aObjHeader;
  87     SdwClosedObjStyleRec m_aClosedObjStyleRec;
  88     DrawingOffsetAndScale* m_pTransData;
  89
  90 public:
  91     LwpDrawObj(SvStream* pStream, DrawingOffsetAndScale* pTransData = nullptr);
  92     virtual ~LwpDrawObj() {}
  93
  94 private:
  95     void ReadObjHeaderRecord();
  96
  97 protected:
  98     void ReadClosedObjStyle();
  99     void SetFillStyle(XFDrawStyle* pStyle);
 100     static void SetLineStyle(XFDrawStyle* pStyle, sal_uInt8 nWidth, sal_uInt8 nLineStyle,
 101         const SdwColor& rColor);
 102     void SetPosition(XFFrame* pObj);
 103     static void SetArrowHead(XFDrawStyle* pOpenedObjStyle, sal_uInt8 nArrowFlag, sal_uInt8 nLineWidth);
 104     static OUString GetArrowName(sal_uInt8 nArrowStyle);
 105
 106 protected:
 107     /**
 108      * @descr   read out the record of a draw object.
 109      */
 110     virtual void Read() = 0;
 111
 112     /**
 113      * @descr   register styles of a draw object according to the saved records data.
 114      * @return  the style name which has been registered.
 115      */
 116     virtual OUString RegisterStyle() = 0;
 117
 118     /**
 119      * @descr   create XF-draw object and assign the style name to it.
 120      * @param   style name.
 121      * @return  pointer of the created XF-draw object.
 122      */
 123     virtual rtl::Reference<XFFrame> CreateDrawObj(const OUString& rStyleName) = 0;
 124
 125     /**
 126      * @descr   create XF-draw object and assign the style name to it.
 127      * @param   style name.
 128      * @return  pointer of the created XF-draw object.
 129      */
 130     virtual rtl::Reference<XFFrame> CreateStandardDrawObj(const OUString& rStyleName) = 0;
 131
 132 public:
 133     /**
 134      * @descr   create a completed XF-draw object(read data, register styles and create XF-draw object)
 135      * @return  pointer of the created completed XF-draw object.
 136      */
 137     rtl::Reference<XFFrame> CreateXFDrawObject();
 138
 139     /**
 140      * @param   type of the object.
 141      * @descr   set the type to the draw object.
 142      */
 143     void SetObjectType(DrawObjectType eType) { m_eType = eType; }
 144 };
 145
 146 /**
 147  * @brief
 148  * Lwp-draw-group object.
 149  */
 150 class LwpDrawGroup : public LwpDrawObj
 151 {
 152 public:
 153     explicit LwpDrawGroup(SvStream* pStream) : LwpDrawObj(pStream) {}
 154
 155 protected:
 156     virtual void Read() override {}
 157     virtual OUString RegisterStyle() override
 158     {
 159         return OUString();
 160     }
 161     virtual rtl::Reference<XFFrame> CreateDrawObj(const OUString& /*rStyleName*/) override { return nullptr; }
 162     virtual rtl::Reference<XFFrame> CreateStandardDrawObj(const OUString& /*rStyleName*/) override { return nullptr; }
 163 };
 164
 165 /**
 166  * @brief
 167  * Lwp-draw-line object.
 168  */
 169 class LwpDrawLine : public LwpDrawObj
 170 {
 171 private:
 172     SdwLineRecord m_aLineRec;
 173
 174 public:
 175     LwpDrawLine(SvStream * pStream, DrawingOffsetAndScale* pTransData);
 176
 177 protected:
 178     virtual void Read() override;
 179     virtual OUString RegisterStyle() override;
 180     virtual rtl::Reference<XFFrame> CreateDrawObj(const OUString& rStyleName) override;
 181     virtual rtl::Reference<XFFrame> CreateStandardDrawObj(const OUString& rStyleName) override;
 182 };
 183
 184 /**
 185  * @brief
 186  * Lwp-draw-polyline object.
 187  */
 188 class LwpDrawPolyLine : public LwpDrawObj
 189 {
 190 private:
 191     SdwPolyLineRecord m_aPolyLineRec;
 192     std::unique_ptr<SdwPoint[]> m_pVector;
 193
 194 public:
 195     LwpDrawPolyLine(SvStream * pStream, DrawingOffsetAndScale* pTransData);
 196     virtual ~LwpDrawPolyLine() override;
 197
 198 protected:
 199     virtual void Read() override;
 200     virtual OUString RegisterStyle() override;
 201     virtual rtl::Reference<XFFrame> CreateDrawObj(const OUString& rStyleName) override;
 202     virtual rtl::Reference<XFFrame> CreateStandardDrawObj(const OUString& rStyleName) override;
 203 };
 204
 205  /**
 206  * @brief
 207  * Lwp-draw-polygon object.
 208  */
 209 class LwpDrawPolygon : public LwpDrawObj
 210 {
 211 private:
 212     sal_uInt16 m_nNumPoints;
 213     std::unique_ptr<SdwPoint[]> m_pVector;
 214
 215 public:
 216     LwpDrawPolygon(SvStream * pStream, DrawingOffsetAndScale* pTransData);
 217     virtual ~LwpDrawPolygon() override;
 218
 219 protected:
 220     virtual void Read() override;
 221     virtual OUString RegisterStyle() override;
 222     virtual rtl::Reference<XFFrame> CreateDrawObj(const OUString& rStyleName) override;
 223     virtual rtl::Reference<XFFrame> CreateStandardDrawObj(const OUString& rStyleName) override;
 224 };
 225
 226 /**
 227  * @brief
 228  * Lwp-draw-rectangle(rounded-corner rectangle) object.
 229  */
 230 class LwpDrawRectangle : public LwpDrawObj
 231 {
 232 private:
 233     SdwPoint m_aVector[16];
 234
 235 public:
 236     LwpDrawRectangle(SvStream* pStream, DrawingOffsetAndScale* pTransData);
 237
 238 protected:
 239     virtual void Read() override;
 240     virtual OUString RegisterStyle() override;
 241     virtual rtl::Reference<XFFrame> CreateDrawObj(const OUString& rStyleName) override;
 242     virtual rtl::Reference<XFFrame> CreateStandardDrawObj(const OUString& rStyleName) override;
 243
 244 private:
 245     XFFrame* CreateRoundedRect(const OUString& rStyleName);
 246 };
 247
 248 /**
 249  * @brief
 250  * Lwp-draw-ellipse object.
 251  */
 252 class LwpDrawEllipse : public LwpDrawObj
 253 {
 254 private:
 255     SdwPoint m_aVector[13];
 256
 257 public:
 258     LwpDrawEllipse(SvStream * pStream, DrawingOffsetAndScale* pTransData);
 259
 260 protected:
 261     virtual void Read() override;
 262     virtual OUString RegisterStyle() override;
 263     virtual rtl::Reference<XFFrame> CreateDrawObj(const OUString& rStyleName) override;
 264     virtual rtl::Reference<XFFrame> CreateStandardDrawObj(const OUString& rStyleName) override;
 265 };
 266
 267 /**
 268  * @brief
 269  * Lwp-draw-arc object.
 270  */
 271 class LwpDrawArc : public LwpDrawObj
 272 {
 273 private:
 274     SdwArcRecord m_aArcRec;
 275     SdwPoint m_aVector[4];
 276
 277 public:
 278     LwpDrawArc(SvStream * pStream, DrawingOffsetAndScale* pTransData);
 279
 280 protected:
 281     virtual void Read() override;
 282     virtual OUString RegisterStyle() override;
 283     virtual rtl::Reference<XFFrame> CreateDrawObj(const OUString& rStyleName) override;
 284     virtual rtl::Reference<XFFrame> CreateStandardDrawObj(const OUString& rStyleName) override;
 285 };
 286
 287 /**
 288  * @brief
 289  * Lwp-draw-textbox object.
 290  */
 291 class  XFFont;
 292 class LwpDrawTextBox : public LwpDrawObj
 293 {
 294 private:
 295     SdwTextBoxRecord m_aTextRec;
 296     SdwPoint m_aVector;
 297
 298 public:
 299     explicit LwpDrawTextBox(SvStream* pStream);
 300     virtual ~LwpDrawTextBox() override;
 301     static void SetFontStyle(rtl::Reference<XFFont> const & pFont, SdwTextBoxRecord const * pRec);
 302
 303 protected:
 304     virtual void Read() override;
 305     virtual OUString RegisterStyle() override;
 306     virtual rtl::Reference<XFFrame> CreateDrawObj(const OUString& rStyleName) override;
 307     virtual rtl::Reference<XFFrame> CreateStandardDrawObj(const OUString& rStyleName) override;
 308 };
 309
 310 /**
 311  * @brief
 312  * Lwp-draw-curved-text object.
 313  */
 314 class XFDrawPath;
 315 class LwpDrawTextArt : public LwpDrawObj
 316 {
 317 private:
 318     SdwTextArt m_aTextArtRec;
 319     SdwPoint m_aVector[4];
 320
 321 private:
 322     void CreateFWPath(XFDrawPath* pPath);
 323
 324 public:
 325     LwpDrawTextArt(SvStream* pStream, DrawingOffsetAndScale* pTransData);
 326     virtual ~LwpDrawTextArt() override;
 327
 328 protected:
 329     virtual void Read() override;
 330     virtual OUString RegisterStyle() override;
 331     virtual rtl::Reference<XFFrame> CreateDrawObj(const OUString& rStyleName) override;
 332     virtual rtl::Reference<XFFrame> CreateStandardDrawObj(const OUString& rStyleName) override;
 333 };
 334
 335 /**
 336  * @brief
 337  * Lwp-draw-metafile object.
 338  */
 339 class LwpDrawMetafile : public LwpDrawObj
 340 {
 341 public:
 342     explicit LwpDrawMetafile(SvStream* pStream);
 343
 344 protected:
 345     virtual void Read() override;
 346     virtual OUString RegisterStyle() override
 347     {
 348         return OUString();
 349     }
 350     virtual rtl::Reference<XFFrame> CreateDrawObj(const OUString& /*rStyleName*/) override {return nullptr;}
 351     virtual rtl::Reference<XFFrame> CreateStandardDrawObj(const OUString& /*rStyleName*/) override {return nullptr;}
 352 };
 353
 354 /**
 355  * @brief
 356  * Lwp-draw-bitmap object.
 357  */
 358 class LwpDrawBitmap : public LwpDrawObj
 359 {
 360 private:
 361     SdwBmpRecord m_aBmpRec;
 362     std::unique_ptr<sal_uInt8[]> m_pImageData;
 363 public:
 364     explicit LwpDrawBitmap(SvStream* pStream);
 365     virtual ~LwpDrawBitmap() override;
 366
 367 protected:
 368     virtual void Read() override;
 369     virtual OUString RegisterStyle() override;
 370     virtual rtl::Reference<XFFrame> CreateDrawObj(const OUString& rStyleName) override;
 371     virtual rtl::Reference<XFFrame> CreateStandardDrawObj(const OUString& rStyleName) override;
 372 };
 373
 374 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */