LCOV - code coverage report
Current view: top level - include/svx - framelink.hxx (source / functions) Hit Total Coverage
Test: commit 10e77ab3ff6f4314137acd6e2702a6e5c1ce1fae Lines: 16 28 57.1 %
Date: 2014-11-03 Functions: 15 24 62.5 %
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       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             : #ifndef INCLUDED_SVX_FRAMELINK_HXX
      21             : #define INCLUDED_SVX_FRAMELINK_HXX
      22             : 
      23             : #include <algorithm>
      24             : #include <sal/types.h>
      25             : #include <tools/color.hxx>
      26             : #include <svx/svxdllapi.h>
      27             : #include <vcl/outdev.hxx>
      28             : #include <editeng/borderline.hxx>
      29             : 
      30             : #include <drawinglayer/primitive2d/baseprimitive2d.hxx>
      31             : 
      32             : class Point;
      33             : class Rectangle;
      34             : class OutputDevice;
      35             : 
      36             : namespace svx {
      37             : namespace frame {
      38             : 
      39             : 
      40             : // Enums
      41             : 
      42             : 
      43             : /** Specifies how the reference points for frame borders are used.
      44             :  */
      45             : enum RefMode
      46             : {
      47             :     /** Frame borders are drawn centered to the reference points. */
      48             :     REFMODE_CENTERED,
      49             : 
      50             :     /** The reference points specify the begin of the frame border width.
      51             : 
      52             :         The result is that horizontal lines are drawn below, and vertical lines
      53             :         are drawn right of the reference points.
      54             :      */
      55             :     REFMODE_BEGIN,
      56             : 
      57             :     /** The reference points specify the end of the frame border width.
      58             : 
      59             :         The result is that horizontal lines are drawn above, and vertical lines
      60             :         are drawn left of the reference points.
      61             :      */
      62             :     REFMODE_END
      63             : };
      64             : 
      65             : 
      66             : // Classes
      67             : 
      68             : 
      69             : /** Contains the widths of primary and secondary line of a frame style.
      70             : 
      71             :     In the following, "frame style" is a complete style of one frame border,
      72             :     i.e. the double line at the left side of the frame. A "line" is always a
      73             :     trivial single line, i.e. the first line of a double frame style.
      74             : 
      75             :     The following states of the members of this struct are valid:
      76             : 
      77             :     mnPrim      mnDist      mnSecn      frame style
      78             :     -------------------------------------------------
      79             :     0           0           0           invisible
      80             :     >0          0           0           single
      81             :     >0          >0          >0          double
      82             : 
      83             :     The behaviour of the member functions for other states is not defined.
      84             : 
      85             :     Per definition the primary line in double frame styles is:
      86             :     -   The top line for horizontal frame borders.
      87             :     -   The left line for vertical frame borders.
      88             :     -   The bottom-left line for top-left to bottom-right diagonal frame borders.
      89             :     -   The top-left line for bottom-left to top-right diagonal frame borders.
      90             : 
      91             :     The following picture shows the upper end of a vertical double frame
      92             :     border.
      93             : 
      94             :         |<---------------- GetWidth() ----------------->|
      95             :         |                                               |
      96             :         |<----- mnPrim ----->||<- mnDist ->||<- mnSecn >|
      97             :         |                    ||            ||           |
      98             :         ######################              #############
      99             :         ######################              #############
     100             :         ######################              #############
     101             :         ######################              #############
     102             :         ######################  |           #############
     103             :         ######################  |           #############
     104             :                                 |
     105             :                                 |<- middle of the frame border
     106             :  */
     107             : class SVX_DLLPUBLIC Style
     108             : {
     109             : public:
     110             :     /** Constructs an invisible frame style. */
     111             :     explicit Style();
     112             :     /** Constructs a frame style with passed line widths. */
     113             :     explicit Style( double nP, double nD, double nS, editeng::SvxBorderStyle nType );
     114             :     /** Constructs a frame style with passed color and line widths. */
     115             :     explicit Style( const Color& rColorPrim, const Color& rColorSecn, const Color& rColorGap, bool bUseGapColor,
     116             :                     double nP, double nD, double nS, editeng::SvxBorderStyle nType );
     117             :     /** Constructs a frame style from the passed SvxBorderLine struct. Clears the style, if pBorder is 0. */
     118             :     explicit Style( const editeng::SvxBorderLine* pBorder, double fScale = 1.0, sal_uInt16 nMaxWidth = SAL_MAX_UINT16 );
     119             : 
     120      915604 :     inline RefMode      GetRefMode() const { return meRefMode; }
     121      932207 :     inline const Color& GetColorPrim() const { return maColorPrim; }
     122      932207 :     inline const Color& GetColorSecn() const { return maColorSecn; }
     123      932207 :     inline const Color& GetColorGap() const { return maColorGap; }
     124      932207 :     inline bool         UseGapColor() const { return mbUseGapColor; }
     125      980279 :     inline double       Prim() const { return mfPrim; }
     126      932409 :     inline double       Dist() const { return mfDist; }
     127     7022129 :     inline double       Secn() const { return mfSecn; }
     128       16603 :     double PatternScale() const { return mfPatternScale;}
     129             :     void SetPatternScale( double fScale );
     130      994139 :     inline editeng::SvxBorderStyle Type() const { return mnType; }
     131             : 
     132             :     /** Returns the total width of this frame style. */
     133     4393368 :     inline double       GetWidth() const { return mfPrim + mfDist + mfSecn; }
     134             : 
     135             :     /** Sets the frame style to invisible state. */
     136             :     void                Clear();
     137             :     /** Sets the frame style to the passed line widths. */
     138             :     void                Set( double nP, double nD, double nS );
     139             :     /** Sets the frame style to the passed line widths. */
     140             :     void                Set( const Color& rColorPrim, const Color& rColorSecn, const Color& rColorGap, bool bUseGapColor,
     141             :                             double nP, double nD, double nS );
     142             :     /** Sets the frame style to the passed SvxBorderLine struct. */
     143             :     void                Set( const editeng::SvxBorderLine& rBorder, double fScale = 1.0, sal_uInt16 nMaxWidth = SAL_MAX_UINT16 );
     144             :     /** Sets the frame style to the passed SvxBorderLine struct. Clears the style, if pBorder is 0. */
     145             :     void                Set( const editeng::SvxBorderLine* pBorder, double fScale = 1.0, sal_uInt16 nMaxWidth = SAL_MAX_UINT16 );
     146             : 
     147             :     /** Sets a new reference point handling mode, does not modify other settings. */
     148       43676 :     inline void         SetRefMode( RefMode eRefMode ) { meRefMode = eRefMode; }
     149             :     /** Sets a new color, does not modify other settings. */
     150           0 :     inline void         SetColorPrim( const Color& rColor ) { maColorPrim = rColor; }
     151           0 :     inline void         SetColorSecn( const Color& rColor ) { maColorSecn = rColor; }
     152             :     inline void         SetColorGap( bool bUseIt, const Color& rColor ) { maColorGap = rColor; mbUseGapColor = bUseIt; }
     153             :     /** Sets whether to use dotted style for single hair lines. */
     154           0 :     inline void         SetType( editeng::SvxBorderStyle nType ) { mnType = nType; }
     155             : 
     156             :     /** Mirrors this style (exchanges primary and secondary), if it is a double frame style. */
     157             :     Style&              MirrorSelf();
     158             :     /** Returns this style mirrored, if it is a double frame style, otherwise a simple copy. */
     159             :     Style               Mirror() const;
     160             : 
     161             : private:
     162             :     Color               maColorPrim;
     163             :     Color               maColorSecn;
     164             :     Color               maColorGap;
     165             :     bool                mbUseGapColor;
     166             :     RefMode             meRefMode;  /// Reference point handling for this frame border.
     167             :     double              mfPrim;     /// Width of primary (single, left, or top) line.
     168             :     double              mfDist;     /// Distance between primary and secondary line.
     169             :     double              mfSecn;     /// Width of secondary (right or bottom) line.
     170             :     double mfPatternScale; /// Scale used for line pattern spacing.
     171             :     editeng::SvxBorderStyle      mnType;
     172             : };
     173             : 
     174             : bool operator==( const Style& rL, const Style& rR );
     175             : SVX_DLLPUBLIC bool operator<( const Style& rL, const Style& rR );
     176             : 
     177             : inline bool operator!=( const Style& rL, const Style& rR ) { return !(rL == rR); }
     178      108592 : inline bool operator>( const Style& rL, const Style& rR ) { return rR < rL; }
     179           0 : inline bool operator<=( const Style& rL, const Style& rR ) { return !(rR < rL); }
     180             : inline bool operator>=( const Style& rL, const Style& rR ) { return !(rL < rR); }
     181             : 
     182             : 
     183             : 
     184             : /** Extends the Style struct with an angle for diagonal frame borders.
     185             : 
     186             :     The angle is specified in radian (a full circle is equivalent to 2*PI).
     187             :     It is dependent on the context, how the value is interpreted, i.e. it may
     188             :     specify the angle to a horizontal or vertical frame border.
     189             :  */
     190             : class DiagStyle : public Style
     191             : {
     192             : public:
     193             :     /** Constructs an invisible diagonal frame style. */
     194       50280 :     inline explicit     DiagStyle() : mfAngle( 0.0 ) {}
     195             :     /** Constructs a diagonal frame style passed style and angle. */
     196     2003848 :     inline explicit     DiagStyle( const Style& rStyle, double fAngle ) :
     197     2003848 :                             Style( rStyle ), mfAngle( fAngle ) {}
     198             : 
     199           0 :     inline double       GetAngle() const { return mfAngle; }
     200             : 
     201             :     /** Returns this style mirrored, if it is a double frame style, otherwise a simple copy. */
     202           0 :     inline DiagStyle    Mirror() const { return DiagStyle( Style::Mirror(), mfAngle ); }
     203             : 
     204             : private:
     205             :     double              mfAngle;    /// Angle between this and hor. or vert. border.
     206             : };
     207             : 
     208             : 
     209             : // Various helper functions
     210             : 
     211             : 
     212             : /** Returns the angle between horizontal border of a rectangle and its diagonal.
     213             : 
     214             :     The returned values represents the inner angle between the diagonals and
     215             :     horizontal borders, and is therefore in the range [0,PI/2] (inclusive). The
     216             :     passed sizes may be negative, calculation is done with absolute values.
     217             :  */
     218             : SVX_DLLPUBLIC double GetHorDiagAngle( long nWidth, long nHeight );
     219             : 
     220             : /** Returns the angle between horizontal border of a rectangle and its diagonal.
     221             : 
     222             :     The returned values represents the inner angle between the diagonals and
     223             :     horizontal borders, and is therefore in the range [0,PI/2] (inclusive). The
     224             :     passed rectangle positions may be unordered, they are adjusted internally.
     225             :  */
     226             : inline double GetHorDiagAngle( long nX1, long nX2, long nY1, long nY2 )
     227             : { return GetHorDiagAngle( nX2 - nX1, nY2 - nY1 ); }
     228             : 
     229             : /** Returns the angle between horizontal border of a rectangle and its diagonal.
     230             : 
     231             :     The returned values represents the inner angle between the diagonals and
     232             :     horizontal borders, and is therefore in the range [0,PI/2] (inclusive). The
     233             :     passed rectangle edges may be unordered, they are adjusted internally.
     234             :  */
     235             : inline double GetHorDiagAngle( const Point& rP1, const Point& rP2 )
     236             : { return GetHorDiagAngle( rP2.X() - rP1.X(), rP2.Y() - rP1.Y() ); }
     237             : 
     238             : /** Returns the angle between horizontal border of a rectangle and its diagonal.
     239             : 
     240             :     The returned values represents the inner angle between the diagonals and
     241             :     horizontal borders, and is therefore in the range [0,PI/2] (inclusive).
     242             :  */
     243           0 : inline double GetHorDiagAngle( const Rectangle& rRect )
     244           0 : { return GetHorDiagAngle( rRect.GetWidth(), rRect.GetHeight() ); }
     245             : 
     246             : 
     247             : 
     248             : /** Returns the angle between vertical border of a rectangle and its diagonal.
     249             : 
     250             :     The returned values represents the inner angle between the diagonals and
     251             :     vertical borders, and is therefore in the range [0,PI/2] (inclusive). The
     252             :     passed sizes may be negative, calculation is done with absolute values.
     253             :  */
     254           0 : inline double GetVerDiagAngle( long nWidth, long nHeight )
     255           0 : { return GetHorDiagAngle( nHeight, nWidth ); }
     256             : 
     257             : /** Returns the angle between vertical border of a rectangle and its diagonal.
     258             : 
     259             :     The returned values represents the inner angle between the diagonals and
     260             :     vertical borders, and is therefore in the range [0,PI/2] (inclusive). The
     261             :     passed rectangle positions may be unordered, they are adjusted internally.
     262             :  */
     263             : inline double GetVerDiagAngle( long nX1, long nX2, long nY1, long nY2 )
     264             : { return GetVerDiagAngle( nX2 - nX1, nY2 - nY1 ); }
     265             : 
     266             : /** Returns the angle between vertical border of a rectangle and its diagonal.
     267             : 
     268             :     The returned values represents the inner angle between the diagonals and
     269             :     vertical borders, and is therefore in the range [0,PI/2] (inclusive). The
     270             :     passed rectangle edges may be unordered, they are adjusted internally.
     271             :  */
     272             : inline double GetVerDiagAngle( const Point& rP1, const Point& rP2 )
     273             : { return GetVerDiagAngle( rP2.X() - rP1.X(), rP2.Y() - rP1.Y() ); }
     274             : 
     275             : /** Returns the angle between vertical border of a rectangle and its diagonal.
     276             : 
     277             :     The returned values represents the inner angle between the diagonals and
     278             :     vertical borders, and is therefore in the range [0,PI/2] (inclusive).
     279             :  */
     280           0 : inline double GetVerDiagAngle( const Rectangle& rRect )
     281           0 : { return GetVerDiagAngle( rRect.GetWidth(), rRect.GetHeight() ); }
     282             : 
     283             : 
     284             : 
     285             : /** Returns an X coordinate for a diagonal frame border in the specified height.
     286             : 
     287             :     This function is for usage with the top-left end of a top-left to
     288             :     bottom-right diagonal frame border, connected to the left end of a
     289             :     horizontal frame border.
     290             : 
     291             :     The function returns the relative X position (i.e. for a polygon) of the
     292             :     diagonal frame border according to the specified relative Y position. The
     293             :     mentioned positions are relative to the reference point of both frame
     294             :     borders.
     295             : 
     296             :                 +----------------------------------------------------------
     297             :                 |               The horizontal frame border.
     298             :                 |    |
     299             :     - - - - - - |  --+--  <---- Reference point for horizontal and diagonal frame borders.
     300             :       ^         | \  |  \
     301             :      nVerOffs   |  \     \ <--- The diagonal frame border.
     302             :       v         +---\     \------------------------------------------------
     303             :     - - - - - - - - -\- - -X <----- The function calculates the X position of i.e.
     304             :                       \     \       this point (relative from X of reference point).
     305             :                        \     \
     306             :              Primary -->\     \<-- Secondary
     307             : 
     308             :     @param nVerOffs
     309             :         The vertical position of the point to be calculated, relative to the Y
     310             :         coordinate of the reference point.
     311             :     @param nDiagOffs
     312             :         The width offset across the diagonal frame border (0 = middle),
     313             :         regardless of the gradient of the diagonal frame border (always
     314             :         vertical to the direction of the diagonal frame border). This value is
     315             :         not related in any way to the reference point. For details about
     316             :         relative width offsets, see description of class Style.
     317             :     @param fAngle
     318             :         Inner (right) angle between diagonal and horizontal frame border.
     319             :  */
     320             : SVX_DLLPUBLIC long GetTLDiagOffset( long nVerOffs, long nDiagOffs, double fAngle );
     321             : 
     322             : /** Returns an X coordinate for a diagonal frame border in the specified height.
     323             : 
     324             :     This function is for usage with the bottom-left end of a bottom-left to
     325             :     top-right diagonal frame border, connected to the left end of a horizontal
     326             :     frame border.
     327             : 
     328             :     The function returns the relative X position (i.e. for a polygon) of the
     329             :     diagonal frame border according to the specified relative Y position. The
     330             :     mentioned positions are relative to the reference point of both frame
     331             :     borders.
     332             : 
     333             :              Primary -->/     /<--- Secondary
     334             :                        /     /
     335             :                       /     /       The function calculates the X position of i.e.
     336             :     - - - - - - - - -/- - -X <----- this point (relative from X of reference point).
     337             :       ^         +---/     /------------------------------------------------
     338             :      nVerOffs   |  /     / <--- The diagonal frame border.
     339             :       v         | /  |  /
     340             :     - - - - - - |  --+--  <---- Reference point for horizontal and diagonal frame borders.
     341             :                 |    |
     342             :                 |               The horizontal frame border.
     343             :                 +----------------------------------------------------------
     344             : 
     345             :     @param nVerOffs
     346             :         The vertical position of the point to be calculated, relative to the Y
     347             :         coordinate of the reference point.
     348             :     @param nDiagOffs
     349             :         The width offset across the diagonal frame border (0 = middle),
     350             :         regardless of the gradient of the diagonal frame border (always
     351             :         vertical to the direction of the diagonal frame border). This value is
     352             :         not related in any way to the reference point. For details about
     353             :         relative width offsets, see description of class Style.
     354             :     @param fAngle
     355             :         Inner (right) angle between diagonal and horizontal frame border.
     356             :  */
     357             : long GetBLDiagOffset( long nVerOffs, long nDiagOffs, double fAngle );
     358             : 
     359             : /** Returns an X coordinate for a diagonal frame border in the specified height.
     360             : 
     361             :     This function is for usage with the bottom-right end of a top-left to
     362             :     bottom-right diagonal frame border, connected to the right end of a
     363             :     horizontal frame border.
     364             : 
     365             :     @param nVerOffs
     366             :         The vertical position of the point to be calculated, relative to the Y
     367             :         coordinate of the reference point.
     368             :     @param nDiagOffs
     369             :         The width offset across the diagonal frame border (0 = middle),
     370             :         regardless of the gradient of the diagonal frame border (always
     371             :         vertical to the direction of the diagonal frame border). This value is
     372             :         not related in any way to the reference point. For details about
     373             :         relative width offsets, see description of class Style.
     374             :     @param fAngle
     375             :         Inner (left) angle between diagonal and horizontal frame border.
     376             :  */
     377             : long GetBRDiagOffset( long nVerOffs, long nDiagOffs, double fAngle );
     378             : 
     379             : /** Returns an X coordinate for a diagonal frame border in the specified height.
     380             : 
     381             :     This function is for usage with the top-right end of a bottom-left to
     382             :     top-right diagonal frame border, connected to the right end of a horizontal
     383             :     frame border.
     384             : 
     385             :     @param nVerOffs
     386             :         The vertical position of the point to be calculated, relative to the Y
     387             :         coordinate of the reference point.
     388             :     @param nDiagOffs
     389             :         The width offset across the diagonal frame border (0 = middle),
     390             :         regardless of the gradient of the diagonal frame border (always
     391             :         vertical to the direction of the diagonal frame border). This value is
     392             :         not related in any way to the reference point. For details about
     393             :         relative width offsets, see description of class Style.
     394             :     @param fAngle
     395             :         Inner (left) angle between diagonal and horizontal frame border.
     396             :  */
     397             : long GetTRDiagOffset( long nVerOffs, long nDiagOffs, double fAngle );
     398             : 
     399             : 
     400             : 
     401             : /** Checks whether two horizontal frame borders are "connectable".
     402             : 
     403             :     Two borders are "connectable" in terms of this function, if both can be
     404             :     drawn with only one call of a border drawing function. This means, the two
     405             :     frame borders must have equal style and color, and none of the other
     406             :     vertical and diagonal frame borders break the lines of the two borders in
     407             :     any way (i.e. two vertical double frame borders would break the horizonal
     408             :     frame borders). Of course this function can be used for vertical frame
     409             :     borders as well.
     410             : 
     411             :     The follong picture shows the meaning of all passed parameters:
     412             : 
     413             :                       \      rTFromT      /
     414             :                         \       |       /
     415             :                    rTFromTL     |   rTFromTR
     416             :                             \   |   /
     417             :                               \ | /
     418             :     ======== rLBorder =========   ========== rRBorder =======
     419             :                               / | \
     420             :                             /   |   \
     421             :                    rBFromBL     |   rBFromBR
     422             :                         /       |       \
     423             :                       /      rBFromB      \
     424             : 
     425             :     @return
     426             :         True, if rLBorder and rRBorder can be drawn in one step without
     427             :         interruption at their connection point.
     428             :  */
     429             : SVX_DLLPUBLIC bool CheckFrameBorderConnectable(
     430             :     const Style&        rLBorder,       /// Style of the left frame border to connect.
     431             :     const Style&        rRBorder,       /// Style of the right frame border to connect.
     432             : 
     433             :     const Style&        rTFromTL,       /// Diagonal frame border from top-left to connection point.
     434             :     const Style&        rTFromT,        /// Vertical frame border from top to connection point.
     435             :     const Style&        rTFromTR,       /// Horizontal frame border from top-right to connection point.
     436             : 
     437             :     const Style&        rBFromBL,       /// Diagonal frame border from bottom-left to connection point.
     438             :     const Style&        rBFromB,        /// Vertical frame border from bottom to connection point.
     439             :     const Style&        rBFromBR        /// Horizontal frame border from bottom-right to connection point.
     440             : );
     441             : 
     442             : 
     443             : // Drawing functions
     444             : 
     445             : 
     446             : /** Draws a horizontal frame border, regards all connected frame styles.
     447             : 
     448             :     The frame style to draw is passed as parameter rBorder. The function
     449             :     calculates the adjustment in X direction for left and right end of primary
     450             :     and secondary line of the frame border (the style may present a double
     451             :     line). The line ends may differ according to the connected frame styles
     452             :     coming from top, bottom, left, right, and/or diagonal.
     453             : 
     454             :     Thick frame styles are always drawn centered (in width) to the passed
     455             :     reference points. The Y coordinates of both reference points must be equal
     456             :     (the line cannot be drawn slanted).
     457             : 
     458             :     The function preserves all settings of the passed output device.
     459             : 
     460             :     All parameters starting with "rL" refer to the left end of the processed
     461             :     frame border, all parameters starting with "rR" refer to the right end.
     462             :     The following part of the parameter name starting with "From" specifies
     463             :     where the frame border comes from. Example: "rLFromTR" means the frame
     464             :     border coming from top-right, connected to the left end of rBorder (and
     465             :     therefore a diagonal frame border).
     466             : 
     467             :     The follong picture shows the meaning of all passed parameters:
     468             : 
     469             :                  rLFromT      /                   \      rRFromT
     470             :                     |       /                       \       |
     471             :                     |   rLFromTR               rRFromTL     |
     472             :                     |   /                               \   |
     473             :                     | /                                   \ |
     474             :     --- rLFromL ---   ============== rBorder ==============   --- rRFromR ---
     475             :                     | \                                   / |
     476             :                     |   \                               /   |
     477             :                     |   rLFromBR               rRFromBL     |
     478             :                     |       \                       /       |
     479             :                  rLFromB      \                   /      rRFromB
     480             :  */
     481             : SVX_DLLPUBLIC drawinglayer::primitive2d::Primitive2DSequence CreateBorderPrimitives(
     482             :     const Point&        rLPos,          /// Reference point for left end of the processed frame border.
     483             :     const Point&        rRPos,          /// Reference point for right end of the processed frame border.
     484             :     const Style&        rBorder,        /// Style of the processed frame border.
     485             : 
     486             :     const DiagStyle&    rLFromTR,       /// Diagonal frame border from top-right to left end of rBorder.
     487             :     const Style&        rLFromT,        /// Vertical frame border from top to left end of rBorder.
     488             :     const Style&        rLFromL,        /// Horizontal frame border from left to left end of rBorder.
     489             :     const Style&        rLFromB,        /// Vertical frame border from bottom to left end of rBorder.
     490             :     const DiagStyle&    rLFromBR,       /// Diagonal frame border from bottom-right to left end of rBorder.
     491             : 
     492             :     const DiagStyle&    rRFromTL,       /// Diagonal frame border from top-left to right end of rBorder.
     493             :     const Style&        rRFromT,        /// Vertical frame border from top to right end of rBorder.
     494             :     const Style&        rRFromR,        /// Horizontal frame border from right to right end of rBorder.
     495             :     const Style&        rRFromB,        /// Vertical frame border from bottom to right end of rBorder.
     496             :     const DiagStyle&    rRFromBL,       /// Diagonal frame border from bottom-left to right end of rBorder.
     497             : 
     498             :     const Color*        pForceColor = 0,/// If specified, overrides frame border color.
     499             :     const long&         rRotationT = 9000, /// Angle of the top slanted frames in 100th of degree
     500             :     const long&         rRotationB = 9000  /// Angle of the bottom slanted frames in 100th of degree
     501             : );
     502             : 
     503             : SVX_DLLPUBLIC drawinglayer::primitive2d::Primitive2DSequence CreateBorderPrimitives(
     504             :     const Point&        rLPos,          /// Reference point for left end of the processed frame border.
     505             :     const Point&        rRPos,          /// Reference point for right end of the processed frame border.
     506             :     const Style&        rBorder,        /// Style of the processed frame border.
     507             : 
     508             :     const Style&        rLFromT,        /// Vertical frame border from top to left end of rBorder.
     509             :     const Style&        rLFromL,        /// Horizontal frame border from left to left end of rBorder.
     510             :     const Style&        rLFromB,        /// Vertical frame border from bottom to left end of rBorder.
     511             : 
     512             :     const Style&        rRFromT,        /// Vertical frame border from top to right end of rBorder.
     513             :     const Style&        rRFromR,        /// Horizontal frame border from right to right end of rBorder.
     514             :     const Style&        rRFromB,        /// Vertical frame border from bottom to right end of rBorder.
     515             : 
     516             :     const Color*        pForceColor = 0,/// If specified, overrides frame border color.
     517             :     const long&         rRotationT = 9000, /// Angle of the top slanted frame in 100th of degrees
     518             :     const long&         rRotationB = 9000  /// Angle of the bottom slanted frame in 100th of degrees
     519             : );
     520             : 
     521             : SVX_DLLPUBLIC drawinglayer::primitive2d::Primitive2DSequence CreateClippedBorderPrimitives (
     522             :         const Point& rStart, const Point& rEnd, const Style& rBorder,
     523             :         const Rectangle& rClipRect );
     524             : 
     525             : /** Draws a horizontal frame border, regards all connected frame styles.
     526             : 
     527             :     The frame style to draw is passed as parameter rBorder. The function
     528             :     calculates the adjustment in X direction for left and right end of primary
     529             :     and secondary line of the frame border (the style may present a double
     530             :     line). The line ends may differ according to the connected frame styles
     531             :     coming from top, bottom, left, right, and/or diagonal.
     532             : 
     533             :     Thick frame styles are always drawn centered (in width) to the passed
     534             :     reference points. The Y coordinates of both reference points must be equal
     535             :     (the line cannot be drawn slanted).
     536             : 
     537             :     The function preserves all settings of the passed output device.
     538             : 
     539             :     All parameters starting with "rL" refer to the left end of the processed
     540             :     frame border, all parameters starting with "rR" refer to the right end.
     541             :     The following part of the parameter name starting with "From" specifies
     542             :     where the frame border comes from. Example: "rLFromTR" means the frame
     543             :     border coming from top-right, connected to the left end of rBorder (and
     544             :     therefore a diagonal frame border).
     545             : 
     546             :     The follong picture shows the meaning of all passed parameters:
     547             : 
     548             :                  rLFromT      /                   \      rRFromT
     549             :                     |       /                       \       |
     550             :                     |   rLFromTR               rRFromTL     |
     551             :                     |   /                               \   |
     552             :                     | /                                   \ |
     553             :     --- rLFromL ---   ============== rBorder ==============   --- rRFromR ---
     554             :                     | \                                   / |
     555             :                     |   \                               /   |
     556             :                     |   rLFromBR               rRFromBL     |
     557             :                     |       \                       /       |
     558             :                  rLFromB      \                   /      rRFromB
     559             :  */
     560             : SVX_DLLPUBLIC void DrawHorFrameBorder(
     561             :     OutputDevice&       rDev,           /// The output device used to draw the frame border.
     562             : 
     563             :     const Point&        rLPos,          /// Reference point for left end of the processed frame border.
     564             :     const Point&        rRPos,          /// Reference point for right end of the processed frame border.
     565             :     const Style&        rBorder,        /// Style of the processed frame border.
     566             : 
     567             :     const DiagStyle&    rLFromTR,       /// Diagonal frame border from top-right to left end of rBorder.
     568             :     const Style&        rLFromT,        /// Vertical frame border from top to left end of rBorder.
     569             :     const Style&        rLFromL,        /// Horizontal frame border from left to left end of rBorder.
     570             :     const Style&        rLFromB,        /// Vertical frame border from bottom to left end of rBorder.
     571             :     const DiagStyle&    rLFromBR,       /// Diagonal frame border from bottom-right to left end of rBorder.
     572             : 
     573             :     const DiagStyle&    rRFromTL,       /// Diagonal frame border from top-left to right end of rBorder.
     574             :     const Style&        rRFromT,        /// Vertical frame border from top to right end of rBorder.
     575             :     const Style&        rRFromR,        /// Horizontal frame border from right to right end of rBorder.
     576             :     const Style&        rRFromB,        /// Vertical frame border from bottom to right end of rBorder.
     577             :     const DiagStyle&    rRFromBL,       /// Diagonal frame border from bottom-left to right end of rBorder.
     578             : 
     579             :     const Color*        pForceColor = 0 /// If specified, overrides frame border color.
     580             : );
     581             : 
     582             : 
     583             : 
     584             : /** Draws a vertical frame border, regards all connected frame styles.
     585             : 
     586             :     The frame style to draw is passed as parameter rBorder. The function
     587             :     calculates the adjustment in Y direction for top and bottom end of primary
     588             :     and secondary line of the frame border (the style may present a double
     589             :     line). The line ends may differ according to the connected frame styles
     590             :     coming from left, right, top, bottom, and/or diagonal.
     591             : 
     592             :     Thick frame styles are always drawn centered (in width) to the passed
     593             :     reference points. The X coordinates of both reference points must be equal
     594             :     (the line cannot be drawn slanted).
     595             : 
     596             :     The function preserves all settings of the passed output device.
     597             : 
     598             :     All parameters starting with "rT" refer to the top end of the processed
     599             :     frame border, all parameters starting with "rB" refer to the bottom end.
     600             :     The following part of the parameter name starting with "From" specifies
     601             :     where the frame border comes from. Example: "rTFromBL" means the frame
     602             :     border coming from bottom-left, connected to the top end of rBorder (and
     603             :     therefore a diagonal frame border).
     604             : 
     605             :     The follong picture shows the meaning of all passed parameters:
     606             : 
     607             :                     |
     608             :                  rTFromT
     609             :                     |
     610             :                     |
     611             :     --- rTFromL ---   --- rTFromR ---
     612             :                   / # \
     613             :                 /   #   \
     614             :         rTFromBL    #   rTFromBR
     615             :             /       #       \
     616             :           /         #         \
     617             :                     #
     618             :                  rBorder
     619             :                     #
     620             :           \         #         /
     621             :             \       #       /
     622             :         rBFromTL    #   rBFromTR
     623             :                 \   #   /
     624             :                   \ # /
     625             :     --- rBFromL ---   --- rBFromR ---
     626             :                     |
     627             :                     |
     628             :                  rBFromB
     629             :                     |
     630             :  */
     631             : SVX_DLLPUBLIC void DrawVerFrameBorder(
     632             :     OutputDevice&       rDev,           /// The output device used to draw the frame border.
     633             : 
     634             :     const Point&        rTPos,          /// Reference point for top end of the processed frame border.
     635             :     const Point&        rBPos,          /// Reference point for bottom end of the processed frame border.
     636             :     const Style&        rBorder,        /// Style of the processed frame border.
     637             : 
     638             :     const DiagStyle&    rTFromBL,       /// Diagonal frame border from bottom-right to top end of rBorder.
     639             :     const Style&        rTFromL,        /// Horizontal frame border from left to top end of rBorder.
     640             :     const Style&        rTFromT,        /// Vertical frame border from top to top end of rBorder.
     641             :     const Style&        rTFromR,        /// Horizontal frame border from right to top end of rBorder.
     642             :     const DiagStyle&    rTFromBR,       /// Diagonal frame border from bottom-right to top end of rBorder.
     643             : 
     644             :     const DiagStyle&    rBFromTL,       /// Diagonal frame border from top-left to bottom end of rBorder.
     645             :     const Style&        rBFromL,        /// Horizontal frame border from left to bottom end of rBorder.
     646             :     const Style&        rBFromB,        /// Vertical frame border from bottom to bottom end of rBorder.
     647             :     const Style&        rBFromR,        /// Horizontal frame border from right to bottom end of rBorder.
     648             :     const DiagStyle&    rBFromTR,       /// Diagonal frame border from top-right to bottom end of rBorder.
     649             : 
     650             :     const Color*        pForceColor = 0 /// If specified, overrides frame border color.
     651             : );
     652             : 
     653             : 
     654             : 
     655             : /** Draws both diagonal frame borders, regards all connected frame styles.
     656             : 
     657             :     One or both passed diagonal frame styles may be invisible.
     658             : 
     659             :     The function preserves all settings of the passed output device.
     660             :  */
     661             : SVX_DLLPUBLIC void DrawDiagFrameBorders(
     662             :     OutputDevice&       rDev,           /// The output device used to draw the frame border.
     663             : 
     664             :     const Rectangle&    rRect,          /// Rectangle for both diagonal frame borders.
     665             :     const Style&        rTLBR,          /// Style of the processed top-left to bottom-right diagonal frame border.
     666             :     const Style&        rBLTR,          /// Style of the processed bottom-left to top-right diagonal frame border.
     667             : 
     668             :     const Style&        rTLFromB,       /// Vertical frame border from bottom to top-left end of rTLBR.
     669             :     const Style&        rTLFromR,       /// Horizontal frame border from right to top-left end of rTLBR.
     670             :     const Style&        rBRFromT,       /// Vertical frame border from top to bottom-right end of rTLBR.
     671             :     const Style&        rBRFromL,       /// Horizontal frame border from left to bottom-right end of rTLBR.
     672             : 
     673             :     const Style&        rBLFromT,       /// Vertical frame border from top to bottom-left end of rBLTR.
     674             :     const Style&        rBLFromR,       /// Horizontal frame border from right to bottom-left end of rBLTR.
     675             :     const Style&        rTRFromB,       /// Vertical frame border from bottom to top-right end of rBLTR.
     676             :     const Style&        rTRFromL,       /// Horizontal frame border from left to top-right end of rBLTR.
     677             : 
     678             :     const Color*        pForceColor = 0,        /// If specified, overrides frame border color.
     679             :     bool                bDiagDblClip = false    /// true = Use clipping for crossing double frame borders.
     680             : );
     681             : 
     682             : 
     683             : 
     684             : } // namespace frame
     685             : } // namespace svx
     686             : 
     687             : /* Yes, I love ASCII art. :-) -DR- */
     688             : 
     689             : #endif
     690             : 
     691             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

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