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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 : #include <sfx2/dialoghelper.hxx>
21 : #include <svx/svdomeas.hxx>
22 : #include <svx/svdmodel.hxx>
23 : #include "svx/measctrl.hxx"
24 : #include <svx/dialmgr.hxx>
25 : #include "svx/dlgutil.hxx"
26 : #include <vcl/builder.hxx>
27 : #include <vcl/settings.hxx>
28 :
29 0 : SvxXMeasurePreview::SvxXMeasurePreview( Window* pParent, WinBits nStyle)
30 0 : : Control(pParent, nStyle)
31 : {
32 0 : SetMapMode( MAP_100TH_MM );
33 :
34 : // Scale: 1:2
35 0 : MapMode aMapMode = GetMapMode();
36 0 : aMapMode.SetScaleX( Fraction( 1, 2 ) );
37 0 : aMapMode.SetScaleY( Fraction( 1, 2 ) );
38 0 : SetMapMode( aMapMode );
39 :
40 0 : Size aSize = GetOutputSize();
41 0 : Point aPt1 = Point( aSize.Width() / 5, (long) ( aSize.Height() / 2 ) );
42 0 : Point aPt2 = Point( aSize.Width() * 4 / 5, (long) ( aSize.Height() / 2 ) );
43 :
44 0 : pMeasureObj = new SdrMeasureObj( aPt1, aPt2 );
45 0 : pModel = new SdrModel();
46 0 : pMeasureObj->SetModel( pModel );
47 :
48 0 : SetDrawMode( GetSettings().GetStyleSettings().GetHighContrastMode() ? OUTPUT_DRAWMODE_CONTRAST : OUTPUT_DRAWMODE_COLOR );
49 :
50 0 : Invalidate();
51 0 : }
52 :
53 0 : void SvxXMeasurePreview::Resize()
54 : {
55 0 : Control::Resize();
56 :
57 0 : Size aSize = GetOutputSize();
58 0 : Point aPt1 = Point( aSize.Width() / 5, (long) ( aSize.Height() / 2 ) );
59 0 : pMeasureObj->SetPoint(aPt1, 0);
60 0 : Point aPt2 = Point( aSize.Width() * 4 / 5, (long) ( aSize.Height() / 2 ) );
61 0 : pMeasureObj->SetPoint(aPt2, 1);
62 0 : }
63 :
64 0 : extern "C" SAL_DLLPUBLIC_EXPORT Window* SAL_CALL makeSvxXMeasurePreview(Window *pParent, VclBuilder::stringmap &rMap)
65 : {
66 0 : WinBits nWinStyle = 0;
67 0 : OString sBorder = VclBuilder::extractCustomProperty(rMap);
68 0 : if (!sBorder.isEmpty())
69 0 : nWinStyle |= WB_BORDER;
70 0 : return new SvxXMeasurePreview(pParent, nWinStyle);
71 : }
72 :
73 0 : Size SvxXMeasurePreview::GetOptimalSize() const
74 : {
75 0 : return getPreviewStripSize(this);
76 : }
77 :
78 0 : SvxXMeasurePreview::~SvxXMeasurePreview()
79 : {
80 : // No one is deleting the MeasureObj? This is not only an error but also
81 : // a memory leak (!). Main problem is that this object is still listening to
82 : // a StyleSheet of the model which was set. Thus, if You want to keep the obnject,
83 : // set the modfel to 0L, if object is not needed (seems to be the case here),
84 : // delete it.
85 0 : delete pMeasureObj;
86 :
87 0 : delete pModel;
88 0 : }
89 :
90 0 : void SvxXMeasurePreview::Paint( const Rectangle& )
91 : {
92 0 : pMeasureObj->SingleObjectPainter(*this);
93 0 : }
94 :
95 0 : void SvxXMeasurePreview::SetAttributes( const SfxItemSet& rInAttrs )
96 : {
97 0 : pMeasureObj->SetMergedItemSetAndBroadcast(rInAttrs);
98 :
99 0 : Invalidate();
100 0 : }
101 :
102 0 : void SvxXMeasurePreview::MouseButtonDown( const MouseEvent& rMEvt )
103 : {
104 0 : bool bZoomIn = rMEvt.IsLeft() && !rMEvt.IsShift();
105 0 : bool bZoomOut = rMEvt.IsRight() || rMEvt.IsShift();
106 0 : sal_Bool bCtrl = rMEvt.IsMod1();
107 :
108 0 : if( bZoomIn || bZoomOut )
109 : {
110 0 : MapMode aMapMode = GetMapMode();
111 0 : Fraction aXFrac = aMapMode.GetScaleX();
112 0 : Fraction aYFrac = aMapMode.GetScaleY();
113 : Fraction* pMultFrac;
114 :
115 0 : if( bZoomIn )
116 : {
117 0 : if( bCtrl )
118 0 : pMultFrac = new Fraction( 3, 2 );
119 : else
120 0 : pMultFrac = new Fraction( 11, 10 );
121 : }
122 : else
123 : {
124 0 : if( bCtrl )
125 0 : pMultFrac = new Fraction( 2, 3 );
126 : else
127 0 : pMultFrac = new Fraction( 10, 11 );
128 : }
129 :
130 0 : aXFrac *= *pMultFrac;
131 0 : aYFrac *= *pMultFrac;
132 0 : if( (double)aXFrac > 0.001 && (double)aXFrac < 1000.0 &&
133 0 : (double)aYFrac > 0.001 && (double)aYFrac < 1000.0 )
134 : {
135 0 : aMapMode.SetScaleX( aXFrac );
136 0 : aMapMode.SetScaleY( aYFrac );
137 0 : SetMapMode( aMapMode );
138 :
139 0 : Size aOutSize( GetOutputSize() );
140 :
141 0 : Point aPt( aMapMode.GetOrigin() );
142 0 : long nX = (long)( ( (double)aOutSize.Width() - ( (double)aOutSize.Width() * (double)*pMultFrac ) ) / 2.0 + 0.5 );
143 0 : long nY = (long)( ( (double)aOutSize.Height() - ( (double)aOutSize.Height() * (double)*pMultFrac ) ) / 2.0 + 0.5 );
144 0 : aPt.X() += nX;
145 0 : aPt.Y() += nY;
146 :
147 0 : aMapMode.SetOrigin( aPt );
148 0 : SetMapMode( aMapMode );
149 :
150 0 : Invalidate();
151 : }
152 0 : delete pMultFrac;
153 : }
154 0 : }
155 :
156 :
157 :
158 0 : void SvxXMeasurePreview::DataChanged( const DataChangedEvent& rDCEvt )
159 : {
160 0 : Control::DataChanged( rDCEvt );
161 :
162 0 : if ( (rDCEvt.GetType() == DATACHANGED_SETTINGS) && (rDCEvt.GetFlags() & SETTINGS_STYLE) )
163 : {
164 0 : SetDrawMode( GetSettings().GetStyleSettings().GetHighContrastMode() ? OUTPUT_DRAWMODE_CONTRAST : OUTPUT_DRAWMODE_COLOR );
165 : }
166 0 : }
167 :
168 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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