1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
|
/*************************************************************************
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: ConnectionLine.cxx,v $
*
* $Revision: 1.11 $
*
* last change: $Author: obo $ $Date: 2006-09-17 07:19:20 $
*
* The Contents of this file are made available subject to
* the terms of GNU Lesser General Public License Version 2.1.
*
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2005 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
************************************************************************/
// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_dbaccess.hxx"
#ifndef DBAUI_CONNECTIONLINE_HXX
#include "ConnectionLine.hxx"
#endif
#ifndef DBAUI_CONNECTIONLINEDATA_HXX
#include "ConnectionLineData.hxx"
#endif
#ifndef DBAUI_TABLEWINDOW_HXX
#include "TableWindow.hxx"
#endif
#ifndef DBAUI_TABLEWINDOWLISTBOX_HXX
#include "TableWindowListBox.hxx"
#endif
#ifndef DBAUI_TABLECONNECTION_HXX
#include "TableConnection.hxx"
#endif
#ifndef _SV_SVAPP_HXX
#include <vcl/svapp.hxx>
#endif
#ifndef _INC_MATH
#include <math.h>
#endif
#ifndef _TOOLS_DEBUG_HXX
#include <tools/debug.hxx>
#endif
using namespace dbaui;
const long DESCRIPT_LINE_WIDTH = 15;
const long HIT_SENSITIVE_RADIUS = 5;
namespace
{
/** calcRect creates a new rectangle with the given points
@param _rBase the base point
@param _aVector the vector which will be added
*/
inline Rectangle calcRect(const Point& _rBase,const Point& _aVector)
{
return Rectangle( _rBase - _aVector, _rBase + _aVector );
}
// -----------------------------------------------------------------------------
/** GetTextPos calculate the rectangle for the connection to be drawn
@param _pWin the table window where to draw it
@param _aConnPos the connection point
@param _aDescrLinePos the description line pos
*/
Rectangle GetTextPos(const OTableWindow* _pWin, const Point& _aConnPos,const Point& _aDescrLinePos)
{
OTableWindowListBox* pListBox = _pWin ? _pWin->GetListBox() : NULL;
DBG_ASSERT(_pWin && pListBox, "OConnectionLine::GetSourceTextPos : invalid call !");
Rectangle aReturn;
if ( pListBox )
{
long nRowHeight = pListBox->GetEntryHeight();
aReturn.Top() = _aConnPos.Y() - nRowHeight;
aReturn.Bottom() = aReturn.Top() + nRowHeight;
if (_aDescrLinePos.X() < _aConnPos.X())
{
aReturn.Left() = _aDescrLinePos.X();
aReturn.Right() = aReturn.Left() + _aConnPos.X() - _aDescrLinePos.X();
}
else
{
aReturn.Left() = _aConnPos.X();
aReturn.Right() = aReturn.Left() + _aDescrLinePos.X() - _aConnPos.X();
}
}
return aReturn;
}
// -----------------------------------------------------------------------------
/** calcPointsYValue calculate the points Y value in relation to the listbox entry
@param _pWin the corresponding window
@param _pEntry the source or dest entry
@param _rNewConPos (in/out) the connection pos
@param _rNewDescrPos (in/out) the description pos
*/
void calcPointsYValue(const OTableWindow* _pWin,SvLBoxEntry* _pEntry,Point& _rNewConPos,Point& _rNewDescrPos)
{
const OTableWindowListBox* pListBox = _pWin->GetListBox();
long nRowHeight = pListBox->GetEntryHeight();
_rNewConPos.Y() = _pWin->GetPosPixel().Y();
_rNewConPos.Y() += pListBox->GetPosPixel().Y();
long nEntryPos = pListBox->GetEntryPosition( _pEntry ).Y();
if( nEntryPos >= 0 )
{
_rNewConPos.Y() += nEntryPos;
_rNewConPos.Y() += (long)( 0.5 * nRowHeight );
}
else
_rNewConPos.Y() -= (long)( 0.5 * nRowHeight );
long nListBoxBottom = _pWin->GetPosPixel().Y()
+ pListBox->GetPosPixel().Y()
+ pListBox->GetSizePixel().Height();
if( _rNewConPos.Y() > nListBoxBottom )
_rNewConPos.Y() = nListBoxBottom + 2;
_rNewDescrPos.Y() = _rNewConPos.Y();
}
// -----------------------------------------------------------------------------
}
//========================================================================
// class OConnectionLine
//========================================================================
DBG_NAME(OConnectionLine)
//------------------------------------------------------------------------
OConnectionLine::OConnectionLine( OTableConnection* _pConn, OConnectionLineDataRef _pLineData )
: m_pTabConn( _pConn )
,m_pData( _pLineData )
,m_pSourceEntry( NULL )
,m_pDestEntry( NULL )
{
DBG_CTOR(OConnectionLine,NULL);
}
//------------------------------------------------------------------------
OConnectionLine::OConnectionLine( OTableConnection* _pConn, const String& _rSourceFieldName,
const String& _rDestFieldName )
:m_pTabConn( _pConn )
,m_pData(NULL)
,m_pSourceEntry( NULL )
,m_pDestEntry( NULL )
{
DBG_CTOR(OConnectionLine,NULL);
m_pData = new OConnectionLineData( _rSourceFieldName,_rDestFieldName);
}
//------------------------------------------------------------------------
OConnectionLine::OConnectionLine( const OConnectionLine& _rLine )
{
DBG_CTOR(OConnectionLine,NULL);
m_pData = new OConnectionLineData( *_rLine.GetData() );
*this = _rLine;
}
//------------------------------------------------------------------------
OConnectionLine::~OConnectionLine()
{
DBG_DTOR(OConnectionLine,NULL);
}
//------------------------------------------------------------------------
void OConnectionLine::SetSourceFieldName( const String& rSourceFieldName )
{
m_pData->SetSourceFieldName( rSourceFieldName );
}
//------------------------------------------------------------------------
void OConnectionLine::SetDestFieldName( const String& rDestFieldName )
{
m_pData->SetDestFieldName( rDestFieldName );
}
//------------------------------------------------------------------------
OConnectionLine& OConnectionLine::operator=( const OConnectionLine& rLine )
{
if( &rLine != this )
{
// da mir die Daten nicht gehoeren, loesche ich die alten nicht
m_pData->CopyFrom(*rLine.GetData());
// CopyFrom ist virtuell, damit ist es kein Problem, wenn m_pData von einem von OTableConnectionData abgeleiteten Typ ist
m_pTabConn = rLine.m_pTabConn;
m_pSourceEntry = rLine.m_pSourceEntry;
m_pDestEntry = rLine.m_pDestEntry;
m_aSourceConnPos = rLine.m_aSourceConnPos;
m_aDestConnPos = rLine.m_aDestConnPos;
m_aSourceDescrLinePos = rLine.m_aSourceDescrLinePos;
m_aDestDescrLinePos = rLine.m_aDestDescrLinePos;
}
return *this;
}
//------------------------------------------------------------------------
BOOL OConnectionLine::Connect( const String& rSourceFieldName, const String& rDestFieldName )
{
//////////////////////////////////////////////////////////////////////
// Parameter duerfen nicht leer sein
if( !rSourceFieldName.Len() || !rDestFieldName.Len() )
return FALSE;
//////////////////////////////////////////////////////////////////////
// Feldnamen setzen
m_pData->SetSourceFieldName( rSourceFieldName );
m_pData->SetDestFieldName( rDestFieldName );
return TRUE;
}
//------------------------------------------------------------------------
Rectangle OConnectionLine::GetBoundingRect()
{
//////////////////////////////////////////////////////////////////////
// Umgebendes Rechteck bestimmen
Rectangle aBoundingRect( Point(0,0), Point(0,0) );
if( !IsValid() )
return aBoundingRect;
Point aTopLeft;
Point aBottomRight;
if( m_aSourceDescrLinePos.Y() <= m_aDestDescrLinePos.Y() )
{
aTopLeft.Y() = m_aSourceDescrLinePos.Y();
aBottomRight.Y() = m_aDestDescrLinePos.Y();
}
else
{
aTopLeft.Y() = m_aDestDescrLinePos.Y();
aBottomRight.Y() = m_aSourceDescrLinePos.Y();
}
if( m_aSourceDescrLinePos.X() <= m_aDestDescrLinePos.X() )
{
aTopLeft.X() = m_aSourceDescrLinePos.X();
aBottomRight.X() = m_aDestDescrLinePos.X();
}
else
{
aTopLeft.X() = m_aDestDescrLinePos.X();
aBottomRight.X() = m_aSourceDescrLinePos.X();
}
//////////////////////////////////////////////////////////////////////
// Linie verlaeuft in z-Form
if( Abs(m_aSourceConnPos.X() - m_aDestConnPos.X()) > Abs(m_aSourceDescrLinePos.X() - m_aDestDescrLinePos.X()) )
{
aTopLeft.X() -= DESCRIPT_LINE_WIDTH;
aBottomRight.X() += DESCRIPT_LINE_WIDTH;
}
aBoundingRect = Rectangle( aTopLeft-Point(0,17), aBottomRight+Point(0,2) );
return aBoundingRect;
}
// -----------------------------------------------------------------------------
void calcPointX1(const OTableWindow* _pWin,Point& _rNewConPos,Point& _rNewDescrPos)
{
_rNewConPos.X() = _pWin->GetPosPixel().X() + _pWin->GetSizePixel().Width();
_rNewDescrPos.X() = _rNewConPos.X();
_rNewConPos.X() += DESCRIPT_LINE_WIDTH;
}
// -----------------------------------------------------------------------------
void calcPointX2(const OTableWindow* _pWin,Point& _rNewConPos,Point& _rNewDescrPos)
{
_rNewConPos.X() = _pWin->GetPosPixel().X();
_rNewDescrPos.X() = _rNewConPos.X();
_rNewConPos.X() -= DESCRIPT_LINE_WIDTH;
}
//------------------------------------------------------------------------
BOOL OConnectionLine::RecalcLine()
{
//////////////////////////////////////////////////////////////////////
// Fenster und Entries muessen gesetzt sein
const OTableWindow* pSourceWin = m_pTabConn->GetSourceWin();
const OTableWindow* pDestWin = m_pTabConn->GetDestWin();
if( !pSourceWin || !pDestWin )
return FALSE;
m_pSourceEntry = pSourceWin->GetListBox()->GetEntryFromText( GetData()->GetSourceFieldName() );
m_pDestEntry = pDestWin->GetListBox()->GetEntryFromText( GetData()->GetDestFieldName() );
if( !m_pSourceEntry || !m_pDestEntry )
return FALSE;
//////////////////////////////////////////////////////////////////////
// X-Koordinaten bestimmen
Point aSourceCenter( 0, 0 );
Point aDestCenter( 0, 0 );
aSourceCenter.X() = pSourceWin->GetPosPixel().X() + (long)( 0.5*pSourceWin->GetSizePixel().Width() );
aDestCenter.X() = pDestWin->GetPosPixel().X() + (long)( 0.5*pDestWin->GetSizePixel().Width() );
const OTableWindow* pFirstWin = pDestWin;
const OTableWindow* pSecondWin = pSourceWin;
Point* pFirstConPos = &m_aDestConnPos;
Point* pFirstDescrPos = &m_aDestDescrLinePos;
Point* pSecondConPos = &m_aSourceConnPos;
Point* pSecondDescrPos = &m_aSourceDescrLinePos;
if( aDestCenter.X() > aSourceCenter.X() )
{
pFirstWin = pSourceWin;
pSecondWin = pDestWin;
pFirstConPos = &m_aSourceConnPos;
pFirstDescrPos = &m_aSourceDescrLinePos;
pSecondConPos = &m_aDestConnPos;
pSecondDescrPos = &m_aDestDescrLinePos;
}
calcPointX1(pFirstWin,*pFirstConPos,*pFirstDescrPos);
calcPointX2(pSecondWin,*pSecondConPos,*pSecondDescrPos);
//////////////////////////////////////////////////////////////////////
// aSourceConnPosY bestimmen
calcPointsYValue(pSourceWin,m_pSourceEntry,m_aSourceConnPos,m_aSourceDescrLinePos);
//////////////////////////////////////////////////////////////////////
// aDestConnPosY bestimmen
calcPointsYValue(pDestWin,m_pDestEntry,m_aDestConnPos,m_aDestDescrLinePos);
return TRUE;
}
// -----------------------------------------------------------------------------
//------------------------------------------------------------------------
void OConnectionLine::Draw( OutputDevice* pOutDev )
{
const UINT16 nRectSize = 3;
//////////////////////////////////////////////////////////////////////
// Neue Dimensionen berechnen
if( !RecalcLine() )
return;
//////////////////////////////////////////////////////////////////////
// Zeichnen der Linien
if (m_pTabConn->IsSelected())
pOutDev->SetLineColor(Application::GetSettings().GetStyleSettings().GetHighlightColor());
else
pOutDev->SetLineColor(Application::GetSettings().GetStyleSettings().GetWindowTextColor());
pOutDev->DrawLine( m_aSourceDescrLinePos, m_aSourceConnPos );
pOutDev->DrawLine( m_aDestDescrLinePos, m_aDestConnPos );
pOutDev->DrawLine( m_aSourceConnPos, m_aDestConnPos );
// wenn die Linie selektiert ist, sollte sie dicker erscheinen
// da OutputDevice nach meinem Wissen (das ich nur aus dem Headerfile habe) kein
// SetLineWidth (o..) hat, ein Fake
if (m_pTabConn->IsSelected())
{
UINT16 xOffset, yOffset;
if (abs(m_aSourceConnPos.Y() - m_aDestConnPos.Y()) > abs(m_aSourceConnPos.X()-m_aDestConnPos.X()))
{
xOffset = 1;
yOffset = 0;
} else
{
xOffset = 0;
yOffset = 1;
}
Point aPos1(-xOffset, -yOffset);
Point aPos2(xOffset, yOffset);
pOutDev->DrawLine(m_aSourceConnPos + aPos1, m_aDestConnPos + aPos1);
pOutDev->DrawLine(m_aSourceConnPos + aPos2, m_aDestConnPos + aPos2);
}
//////////////////////////////////////////////////////////////////////
// draw the connection rectangles
pOutDev->SetFillColor(Application::GetSettings().GetStyleSettings().GetWindowColor());
Point aVector(nRectSize,nRectSize);
pOutDev->DrawRect( calcRect(m_aSourceDescrLinePos,aVector) );
pOutDev->DrawRect( calcRect( m_aDestDescrLinePos,aVector) );
}
// -----------------------------------------------------------------------------
BOOL OConnectionLine::IsValid() const
{
return m_pData.isValid() && m_pData->IsValid();
}
//------------------------------------------------------------------------
double dist_Euklid(const Point &p1, const Point& p2,const Point& pM, Point& q)
{
Point v(p2 - p1);
Point w(pM - p1);
double a = sqrt((double)(v.X()*v.X() + v.Y()*v.Y()));
double l = (v.X() * w.Y() - v.Y() * w.X()) / a;
double a2 = w.X()*v.X()+w.Y()*v.Y();
a = a2 / (a * a);
q.X() = long(p1.X() + a * v.X());
q.Y() = long(p1.Y() + a * v.Y());
return l;
}
//------------------------------------------------------------------------
bool OConnectionLine::CheckHit( const Point& rMousePos ) const
{
//////////////////////////////////////////////////////////////////////
/*
Vorgehensweise beim HitTest:
Es wird der Abstand nach Euklid berechnet.
*/
Point q;
double l = fabs(dist_Euklid(m_aSourceConnPos,m_aDestConnPos,rMousePos,q));
if( l < HIT_SENSITIVE_RADIUS)
{
if(::std::min(m_aSourceConnPos.X(),m_aDestConnPos.X()) <= q.X() && ::std::min(m_aSourceConnPos.Y(),m_aDestConnPos.Y()) <= q.Y()
&& q.X() <= ::std::max(m_aDestConnPos.X(),m_aSourceConnPos.X()) && q.Y() <= ::std::max(m_aDestConnPos.Y(),m_aSourceConnPos.Y()))
return true;
}
return false;
}
// -----------------------------------------------------------------------------
Rectangle OConnectionLine::GetSourceTextPos() const
{
return GetTextPos(m_pTabConn->GetSourceWin(),m_aSourceConnPos,m_aSourceDescrLinePos);
}
// -----------------------------------------------------------------------------
Rectangle OConnectionLine::GetDestTextPos() const
{
return GetTextPos(m_pTabConn->GetDestWin(),m_aDestConnPos,m_aDestDescrLinePos);
}
// -----------------------------------------------------------------------------
Point OConnectionLine::getMidPoint() const
{
Point aDest = m_aDestConnPos - m_aSourceConnPos;
aDest.X() /= 2;
aDest.Y() /= 2;
return m_aSourceConnPos + aDest;
}
// -----------------------------------------------------------------------------
|