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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/builderfactory.hxx>
27 : #include <vcl/settings.hxx>
28 : #include <boost/scoped_ptr.hpp>
29 :
30 0 : SvxXMeasurePreview::SvxXMeasurePreview(vcl::Window* pParent, WinBits nStyle)
31 0 : : Control(pParent, nStyle)
32 : {
33 0 : SetMapMode(MAP_100TH_MM);
34 :
35 : // Scale: 1:2
36 0 : MapMode aMapMode = GetMapMode();
37 0 : aMapMode.SetScaleX(Fraction(1, 2));
38 0 : aMapMode.SetScaleY(Fraction(1, 2));
39 0 : SetMapMode(aMapMode);
40 :
41 0 : Size aSize = GetOutputSize();
42 0 : Point aPt1 = Point(aSize.Width() / 5, (long) (aSize.Height() / 2));
43 0 : Point aPt2 = Point(aSize.Width() * 4 / 5, (long) (aSize.Height() / 2));
44 :
45 0 : pMeasureObj = new SdrMeasureObj(aPt1, aPt2);
46 0 : pModel = new SdrModel();
47 0 : pMeasureObj->SetModel(pModel);
48 :
49 0 : bool bHighContrast = GetSettings().GetStyleSettings().GetHighContrastMode();
50 0 : SetDrawMode(bHighContrast ? OUTPUT_DRAWMODE_CONTRAST : OUTPUT_DRAWMODE_COLOR);
51 :
52 0 : Invalidate();
53 0 : }
54 :
55 0 : void SvxXMeasurePreview::Resize()
56 : {
57 0 : Control::Resize();
58 :
59 0 : Size aSize = GetOutputSize();
60 0 : Point aPt1 = Point(aSize.Width() / 5, (long) (aSize.Height() / 2));
61 0 : pMeasureObj->SetPoint(aPt1, 0);
62 0 : Point aPt2 = Point(aSize.Width() * 4 / 5, (long) (aSize.Height() / 2));
63 0 : pMeasureObj->SetPoint(aPt2, 1);
64 0 : }
65 :
66 0 : VCL_BUILDER_DECL_FACTORY(SvxXMeasurePreview)
67 : {
68 0 : WinBits nWinStyle = 0;
69 0 : OString sBorder = VclBuilder::extractCustomProperty(rMap);
70 0 : if (!sBorder.isEmpty())
71 0 : nWinStyle |= WB_BORDER;
72 0 : rRet = VclPtr<SvxXMeasurePreview>::Create(pParent, nWinStyle);
73 0 : }
74 :
75 0 : Size SvxXMeasurePreview::GetOptimalSize() const
76 : {
77 0 : return getPreviewStripSize(this);
78 : }
79 :
80 0 : SvxXMeasurePreview::~SvxXMeasurePreview()
81 : {
82 0 : disposeOnce();
83 0 : }
84 :
85 0 : void SvxXMeasurePreview::dispose()
86 : {
87 : // No one is deleting the MeasureObj? This is not only an error but also
88 : // a memory leak (!). Main problem is that this object is still listening to
89 : // a StyleSheet of the model which was set. Thus, if You want to keep the obnject,
90 : // set the modfel to 0L, if object is not needed (seems to be the case here),
91 : // delete it.
92 0 : delete pMeasureObj;
93 :
94 0 : delete pModel;
95 0 : Control::dispose();
96 0 : }
97 :
98 0 : void SvxXMeasurePreview::Paint(vcl::RenderContext& rRenderContext, const Rectangle&)
99 : {
100 0 : pMeasureObj->SingleObjectPainter(rRenderContext);
101 0 : }
102 :
103 0 : void SvxXMeasurePreview::SetAttributes(const SfxItemSet& rInAttrs)
104 : {
105 0 : pMeasureObj->SetMergedItemSetAndBroadcast(rInAttrs);
106 :
107 0 : Invalidate();
108 0 : }
109 :
110 0 : void SvxXMeasurePreview::MouseButtonDown(const MouseEvent& rMEvt)
111 : {
112 0 : bool bZoomIn = rMEvt.IsLeft() && !rMEvt.IsShift();
113 0 : bool bZoomOut = rMEvt.IsRight() || rMEvt.IsShift();
114 0 : bool bCtrl = rMEvt.IsMod1();
115 :
116 0 : if (bZoomIn || bZoomOut)
117 : {
118 0 : MapMode aMapMode = GetMapMode();
119 0 : Fraction aXFrac = aMapMode.GetScaleX();
120 0 : Fraction aYFrac = aMapMode.GetScaleY();
121 0 : boost::scoped_ptr<Fraction> pMultFrac;
122 :
123 0 : if (bZoomIn)
124 : {
125 0 : if (bCtrl)
126 0 : pMultFrac.reset(new Fraction(3, 2));
127 : else
128 0 : pMultFrac.reset(new Fraction(11, 10));
129 : }
130 : else
131 : {
132 0 : if (bCtrl)
133 0 : pMultFrac.reset(new Fraction(2, 3));
134 : else
135 0 : pMultFrac.reset(new Fraction(10, 11));
136 : }
137 :
138 0 : aXFrac *= *pMultFrac;
139 0 : aYFrac *= *pMultFrac;
140 :
141 0 : if (double(aXFrac) > 0.001 && double(aXFrac) < 1000.0 &&
142 0 : double(aYFrac) > 0.001 && double(aYFrac) < 1000.0)
143 : {
144 0 : aMapMode.SetScaleX(aXFrac);
145 0 : aMapMode.SetScaleY(aYFrac);
146 0 : SetMapMode(aMapMode);
147 :
148 0 : Size aOutSize(GetOutputSize());
149 :
150 0 : Point aPt(aMapMode.GetOrigin());
151 0 : long nX = long((double(aOutSize.Width()) - (double(aOutSize.Width()) * double(*pMultFrac))) / 2.0 + 0.5);
152 0 : long nY = long((double(aOutSize.Height()) - (double(aOutSize.Height()) * double(*pMultFrac))) / 2.0 + 0.5);
153 0 : aPt.X() += nX;
154 0 : aPt.Y() += nY;
155 :
156 0 : aMapMode.SetOrigin(aPt);
157 0 : SetMapMode(aMapMode);
158 :
159 0 : Invalidate();
160 0 : }
161 : }
162 0 : }
163 :
164 0 : void SvxXMeasurePreview::DataChanged( const DataChangedEvent& rDCEvt )
165 : {
166 0 : Control::DataChanged( rDCEvt );
167 :
168 0 : if ((rDCEvt.GetType() == DataChangedEventType::SETTINGS) && (rDCEvt.GetFlags() & AllSettingsFlags::STYLE))
169 : {
170 0 : bool bHighContrast = GetSettings().GetStyleSettings().GetHighContrastMode();
171 0 : SetDrawMode(bHighContrast ? OUTPUT_DRAWMODE_CONTRAST : OUTPUT_DRAWMODE_COLOR);
172 : }
173 390 : }
174 :
175 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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