@@ -1,299 +1,299 | |||||
1 | /**************************************************************************** |
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1 | /**************************************************************************** | |
2 | ** |
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2 | ** | |
3 | ** Copyright (C) 2012 Digia Plc |
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3 | ** Copyright (C) 2012 Digia Plc | |
4 | ** All rights reserved. |
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4 | ** All rights reserved. | |
5 | ** For any questions to Digia, please use contact form at http://qt.digia.com |
|
5 | ** For any questions to Digia, please use contact form at http://qt.digia.com | |
6 | ** |
|
6 | ** | |
7 | ** This file is part of the Qt Commercial Charts Add-on. |
|
7 | ** This file is part of the Qt Commercial Charts Add-on. | |
8 | ** |
|
8 | ** | |
9 | ** $QT_BEGIN_LICENSE$ |
|
9 | ** $QT_BEGIN_LICENSE$ | |
10 | ** Licensees holding valid Qt Commercial licenses may use this file in |
|
10 | ** Licensees holding valid Qt Commercial licenses may use this file in | |
11 | ** accordance with the Qt Commercial License Agreement provided with the |
|
11 | ** accordance with the Qt Commercial License Agreement provided with the | |
12 | ** Software or, alternatively, in accordance with the terms contained in |
|
12 | ** Software or, alternatively, in accordance with the terms contained in | |
13 | ** a written agreement between you and Digia. |
|
13 | ** a written agreement between you and Digia. | |
14 | ** |
|
14 | ** | |
15 | ** If you have questions regarding the use of this file, please use |
|
15 | ** If you have questions regarding the use of this file, please use | |
16 | ** contact form at http://qt.digia.com |
|
16 | ** contact form at http://qt.digia.com | |
17 | ** $QT_END_LICENSE$ |
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17 | ** $QT_END_LICENSE$ | |
18 | ** |
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18 | ** | |
19 | ****************************************************************************/ |
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19 | ****************************************************************************/ | |
20 |
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20 | |||
21 | #include "chartlayout_p.h" |
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21 | #include "chartlayout_p.h" | |
22 | #include "chartpresenter_p.h" |
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22 | #include "chartpresenter_p.h" | |
23 | #include "qlegend_p.h" |
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23 | #include "qlegend_p.h" | |
24 | #include "chartaxis_p.h" |
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24 | #include "chartaxis_p.h" | |
25 | #include "charttitle_p.h" |
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25 | #include "charttitle_p.h" | |
26 | #include "chartbackground_p.h" |
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26 | #include "chartbackground_p.h" | |
27 | #include "legendmarker_p.h" |
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27 | #include "legendmarker_p.h" | |
28 |
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28 | |||
29 | QTCOMMERCIALCHART_BEGIN_NAMESPACE |
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29 | QTCOMMERCIALCHART_BEGIN_NAMESPACE | |
30 |
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30 | |||
31 | static const qreal golden_ratio = 0.25; |
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31 | static const qreal golden_ratio = 0.25; | |
32 |
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32 | |||
33 | ChartLayout::ChartLayout(ChartPresenter* presenter): |
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33 | ChartLayout::ChartLayout(ChartPresenter* presenter): | |
34 | m_presenter(presenter), |
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34 | m_presenter(presenter), | |
35 | m_margins(20,20,20,20), |
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35 | m_margins(20,20,20,20), | |
36 | m_minChartRect(0,0,200,200) |
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36 | m_minChartRect(0,0,200,200) | |
37 | { |
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37 | { | |
38 |
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38 | |||
39 | } |
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39 | } | |
40 |
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40 | |||
41 | ChartLayout::~ChartLayout() |
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41 | ChartLayout::~ChartLayout() | |
42 | { |
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42 | { | |
43 |
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43 | |||
44 | } |
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44 | } | |
45 |
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45 | |||
46 | void ChartLayout::setGeometry(const QRectF& rect) |
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46 | void ChartLayout::setGeometry(const QRectF& rect) | |
47 | { |
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47 | { | |
48 | if (!rect.isValid()) |
|
48 | if (!rect.isValid()) | |
49 | return; |
|
49 | return; | |
50 |
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50 | |||
51 | QList<ChartAxis*> axes = m_presenter->axisItems(); |
|
51 | QList<ChartAxis*> axes = m_presenter->axisItems(); | |
52 | ChartTitle* title = m_presenter->titleElement(); |
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52 | ChartTitle* title = m_presenter->titleElement(); | |
53 | QLegend* legend = m_presenter->legend(); |
|
53 | QLegend* legend = m_presenter->legend(); | |
54 | ChartBackground* background = m_presenter->backgroundElement(); |
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54 | ChartBackground* background = m_presenter->backgroundElement(); | |
55 |
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55 | |||
56 | QRectF contentGeometry = calculateBackgroundGeometry(rect,background); |
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56 | QRectF contentGeometry = calculateBackgroundGeometry(rect,background); | |
57 |
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57 | |||
58 | contentGeometry = calculateContentGeometry(contentGeometry); |
|
58 | contentGeometry = calculateContentGeometry(contentGeometry); | |
59 |
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59 | |||
60 | if (title && title->isVisible()) { |
|
60 | if (title && title->isVisible()) { | |
61 | contentGeometry = calculateTitleGeometry(contentGeometry,title); |
|
61 | contentGeometry = calculateTitleGeometry(contentGeometry,title); | |
62 | } |
|
62 | } | |
63 |
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63 | |||
64 | if (legend->isAttachedToChart() && legend->isVisible()) { |
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64 | if (legend->isAttachedToChart() && legend->isVisible()) { | |
65 | contentGeometry = calculateLegendGeometry(contentGeometry,legend); |
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65 | contentGeometry = calculateLegendGeometry(contentGeometry,legend); | |
66 | } |
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66 | } | |
67 |
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67 | |||
68 | calculateChartGeometry(contentGeometry,axes); |
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68 | calculateChartGeometry(contentGeometry,axes); | |
69 |
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69 | |||
70 | //TODO remove me |
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70 | //TODO remove me | |
71 | #ifdef SHOW_LAYOUT |
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71 | #ifdef SHOW_LAYOUT | |
72 | LayoutDebuger* debuger = LayoutDebuger::instance(); |
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72 | LayoutDebuger* debuger = LayoutDebuger::instance(); | |
73 | debuger->reset(); |
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73 | debuger->reset(); | |
74 | debuger->setPen(QPen(Qt::red)); |
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74 | debuger->setPen(QPen(Qt::red)); | |
75 | debuger->add(backgroundGeometry,m_presenter->rootItem()); |
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75 | debuger->add(backgroundGeometry,m_presenter->rootItem()); | |
76 | debuger->add(titleGeometry,m_presenter->rootItem()); |
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76 | debuger->add(titleGeometry,m_presenter->rootItem()); | |
77 | debuger->add(legendGeometry ,m_presenter->rootItem()); |
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77 | debuger->add(legendGeometry ,m_presenter->rootItem()); | |
78 | debuger->add(axisGeometry ,m_presenter->rootItem()); |
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78 | debuger->add(axisGeometry ,m_presenter->rootItem()); | |
79 | debuger->add(geometry,m_presenter->rootItem()); |
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79 | debuger->add(geometry,m_presenter->rootItem()); | |
80 | foreach(LegendMarker* marker,legend->d_ptr->markers()){ |
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80 | foreach(LegendMarker* marker,legend->d_ptr->markers()){ | |
81 | debuger->add(marker->mapRectToScene(marker->boundingRect()),m_presenter->rootItem()); |
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81 | debuger->add(marker->mapRectToScene(marker->boundingRect()),m_presenter->rootItem()); | |
82 | } |
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82 | } | |
83 | #endif |
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83 | #endif | |
84 |
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84 | |||
85 | QGraphicsLayout::setGeometry(rect); |
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85 | QGraphicsLayout::setGeometry(rect); | |
86 | } |
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86 | } | |
87 |
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87 | |||
88 | QRectF ChartLayout::calculateContentGeometry(const QRectF& geometry) const |
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88 | QRectF ChartLayout::calculateContentGeometry(const QRectF& geometry) const | |
89 | { |
|
89 | { | |
90 | return geometry.adjusted(m_margins.left(),m_margins.top(),-m_margins.right(),-m_margins.bottom()); |
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90 | return geometry.adjusted(m_margins.left(),m_margins.top(),-m_margins.right(),-m_margins.bottom()); | |
91 | } |
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91 | } | |
92 |
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92 | |||
93 | QRectF ChartLayout::calculateContentMinimum(const QRectF& minimum) const |
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93 | QRectF ChartLayout::calculateContentMinimum(const QRectF& minimum) const | |
94 | { |
|
94 | { | |
95 | return minimum.adjusted(0,0,m_margins.left()+m_margins.right(),m_margins.top() + m_margins.bottom()); |
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95 | return minimum.adjusted(0,0,m_margins.left()+m_margins.right(),m_margins.top() + m_margins.bottom()); | |
96 | } |
|
96 | } | |
97 |
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97 | |||
98 |
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98 | |||
99 | QRectF ChartLayout::calculateBackgroundGeometry(const QRectF& geometry,ChartBackground* background) const |
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99 | QRectF ChartLayout::calculateBackgroundGeometry(const QRectF& geometry,ChartBackground* background) const | |
100 | { |
|
100 | { | |
101 | qreal left, top, right, bottom; |
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101 | qreal left, top, right, bottom; | |
102 | getContentsMargins(&left, &top, &right, &bottom); |
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102 | getContentsMargins(&left, &top, &right, &bottom); | |
103 | QRectF backgroundGeometry = geometry.adjusted(left,top,-right,-bottom); |
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103 | QRectF backgroundGeometry = geometry.adjusted(left,top,-right,-bottom); | |
104 | if(background) background->setRect(backgroundGeometry); |
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104 | if(background) background->setRect(backgroundGeometry); | |
105 | return backgroundGeometry; |
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105 | return backgroundGeometry; | |
106 | } |
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106 | } | |
107 |
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107 | |||
108 | QRectF ChartLayout::calculateBackgroundMinimum(const QRectF& minimum) const |
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108 | QRectF ChartLayout::calculateBackgroundMinimum(const QRectF& minimum) const | |
109 | { |
|
109 | { | |
110 | qreal left, top, right, bottom; |
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110 | qreal left, top, right, bottom; | |
111 | getContentsMargins(&left, &top, &right, &bottom); |
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111 | getContentsMargins(&left, &top, &right, &bottom); | |
112 | return minimum.adjusted(0,0,left + right,top+bottom); |
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112 | return minimum.adjusted(0,0,left + right,top+bottom); | |
113 | } |
|
113 | } | |
114 |
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114 | |||
115 | QRectF ChartLayout::calculateChartGeometry(const QRectF& geometry, const QList<ChartAxis*>& axes) const |
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115 | QRectF ChartLayout::calculateChartGeometry(const QRectF& geometry, const QList<ChartAxis*>& axes) const | |
116 | { |
|
116 | { | |
117 |
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117 | |||
118 | QSizeF vertical(0,0); |
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118 | QSizeF vertical(0,0); | |
119 | QSizeF horizontal(0,0); |
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119 | QSizeF horizontal(0,0); | |
120 |
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120 | |||
121 | int topAxisCount = 0; |
|
121 | int topAxisCount = 0; | |
122 | int bottomAxisCount = 0; |
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122 | int bottomAxisCount = 0; | |
123 | int leftAxisCount = 0; |
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123 | int leftAxisCount = 0; | |
124 | int rightAxisCount = 0; |
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124 | int rightAxisCount = 0; | |
125 |
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125 | |||
126 | // check axis size |
|
126 | // check axis size | |
127 | foreach(ChartAxis* axis , axes) { |
|
127 | foreach(ChartAxis* axis , axes) { | |
128 | if(axis->orientation()==Qt::Vertical && axis->isVisible()) { |
|
128 | if(axis->orientation()==Qt::Vertical && axis->isVisible()) { | |
129 | vertical = vertical.expandedTo(axis->effectiveSizeHint(Qt::MinimumSize)); |
|
129 | // vertical = vertical.expandedTo(axis->effectiveSizeHint(Qt::MinimumSize)); | |
130 | if (axis->alternativePlacement()) |
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130 | if (axis->alternativePlacement()) | |
131 | rightAxisCount++; |
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131 | rightAxisCount++; | |
132 | else |
|
132 | else | |
133 | leftAxisCount++; |
|
133 | leftAxisCount++; | |
134 | } |
|
134 | } | |
135 | else if(axis->orientation()==Qt::Horizontal && axis->isVisible()) { |
|
135 | else if(axis->orientation()==Qt::Horizontal && axis->isVisible()) { | |
136 | horizontal = horizontal.expandedTo(axis->effectiveSizeHint(Qt::MinimumSize)); |
|
136 | // horizontal = horizontal.expandedTo(axis->effectiveSizeHint(Qt::MinimumSize)); | |
137 | if (axis->alternativePlacement()) |
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137 | if (axis->alternativePlacement()) | |
138 | topAxisCount++; |
|
138 | topAxisCount++; | |
139 | else |
|
139 | else | |
140 | bottomAxisCount++; |
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140 | bottomAxisCount++; | |
141 | } |
|
141 | } | |
142 |
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142 | |||
143 | } |
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143 | } | |
144 |
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144 | |||
145 | qreal width = qMin(vertical.width(),geometry.width() * golden_ratio); |
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145 | qreal width = qMin(vertical.width(),geometry.width() * golden_ratio); | |
146 |
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146 | |||
147 | QRectF rect = geometry.adjusted(width,vertical.height()/2,-horizontal.width()/2,-horizontal.height()); |
|
147 | QRectF rect = geometry.adjusted(width,vertical.height()/2,-horizontal.width()/2,-horizontal.height()); | |
148 |
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148 | |||
149 | // axis area width |
|
149 | // axis area width | |
150 | // TODO: replase with dynamic size code |
|
150 | // TODO: replase with dynamic size code | |
151 | int axisWidth = 35; |
|
151 | int axisWidth = 35; | |
152 |
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152 | |||
153 | // get the final size of the plot rect |
|
153 | // get the final size of the plot rect | |
154 | rect.adjust(leftAxisCount * axisWidth, topAxisCount * axisWidth, -rightAxisCount * axisWidth, -bottomAxisCount * axisWidth); |
|
154 | rect.adjust(leftAxisCount * axisWidth, topAxisCount * axisWidth, -rightAxisCount * axisWidth, -bottomAxisCount * axisWidth); | |
155 | m_presenter->setChartsGeometry(rect); |
|
155 | m_presenter->setChartsGeometry(rect); | |
156 |
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156 | |||
157 | leftAxisCount = 0; |
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157 | leftAxisCount = 0; | |
158 | rightAxisCount = 0; |
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158 | rightAxisCount = 0; | |
159 | bottomAxisCount = 0; |
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159 | bottomAxisCount = 0; | |
160 | topAxisCount = 0; |
|
160 | topAxisCount = 0; | |
161 |
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161 | |||
162 | // adjust the axes internal and external rects |
|
162 | // adjust the axes internal and external rects | |
163 | foreach(ChartAxis* axis , axes) { |
|
163 | foreach(ChartAxis* axis , axes) { | |
164 | if(axis->orientation()==Qt::Vertical) { |
|
164 | if(axis->orientation()==Qt::Vertical) { | |
165 | axis->setInternalRect(rect.adjusted(-leftAxisCount * axisWidth, 0, rightAxisCount * axisWidth, 0)); |
|
165 | axis->setInternalRect(rect.adjusted(-leftAxisCount * axisWidth, 0, rightAxisCount * axisWidth, 0)); | |
166 | axis->setGeometry(rect.adjusted(-(leftAxisCount + 1) * axisWidth, 0, (rightAxisCount + 1) * axisWidth, 0)); |
|
166 | axis->setGeometry(rect.adjusted(-(leftAxisCount + 1) * axisWidth, 0, (rightAxisCount + 1) * axisWidth, 0)); | |
167 | if (axis->alternativePlacement()) |
|
167 | if (axis->alternativePlacement()) | |
168 | rightAxisCount++; |
|
168 | rightAxisCount++; | |
169 | else |
|
169 | else | |
170 | leftAxisCount++; |
|
170 | leftAxisCount++; | |
171 | } |
|
171 | } | |
172 | else if(axis->orientation()==Qt::Horizontal) { |
|
172 | else if(axis->orientation()==Qt::Horizontal) { | |
173 | axis->setInternalRect(rect.adjusted(0, -topAxisCount * axisWidth, 0, bottomAxisCount * axisWidth)); |
|
173 | axis->setInternalRect(rect.adjusted(0, -topAxisCount * axisWidth, 0, bottomAxisCount * axisWidth)); | |
174 | axis->setGeometry(rect.adjusted(0, -(topAxisCount + 1) * axisWidth, 0, (bottomAxisCount + 1) * axisWidth)); |
|
174 | axis->setGeometry(rect.adjusted(0, -(topAxisCount + 1) * axisWidth, 0, (bottomAxisCount + 1) * axisWidth)); | |
175 | if (axis->alternativePlacement()) |
|
175 | if (axis->alternativePlacement()) | |
176 | topAxisCount++; |
|
176 | topAxisCount++; | |
177 | else |
|
177 | else | |
178 | bottomAxisCount++; |
|
178 | bottomAxisCount++; | |
179 | } |
|
179 | } | |
180 | } |
|
180 | } | |
181 |
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181 | |||
182 | return rect; |
|
182 | return rect; | |
183 | } |
|
183 | } | |
184 |
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184 | |||
185 | QRectF ChartLayout::calculateAxisMinimum(const QRectF& minimum, const QList<ChartAxis*>& axes) const |
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185 | QRectF ChartLayout::calculateAxisMinimum(const QRectF& minimum, const QList<ChartAxis*>& axes) const | |
186 | { |
|
186 | { | |
187 | QSizeF vertical(0,0); |
|
187 | QSizeF vertical(0,0); | |
188 | QSizeF horizontal(0,0); |
|
188 | QSizeF horizontal(0,0); | |
189 |
|
189 | |||
190 | // check axis size |
|
190 | // check axis size | |
191 | foreach(ChartAxis* axis , axes) { |
|
191 | foreach(ChartAxis* axis , axes) { | |
192 | if(axis->orientation()==Qt::Vertical && axis->isVisible()){ |
|
192 | if(axis->orientation()==Qt::Vertical && axis->isVisible()){ | |
193 | vertical = vertical.expandedTo(axis->effectiveSizeHint(Qt::MinimumSize)); |
|
193 | vertical = vertical.expandedTo(axis->effectiveSizeHint(Qt::MinimumSize)); | |
194 | }else if(axis->orientation()==Qt::Horizontal && axis->isVisible()) { |
|
194 | }else if(axis->orientation()==Qt::Horizontal && axis->isVisible()) { | |
195 | horizontal = horizontal.expandedTo(axis->effectiveSizeHint(Qt::MinimumSize)); |
|
195 | horizontal = horizontal.expandedTo(axis->effectiveSizeHint(Qt::MinimumSize)); | |
196 | } |
|
196 | } | |
197 | } |
|
197 | } | |
198 | return minimum.adjusted(0,0,horizontal.width()+vertical.width(),horizontal.height() + vertical.height()); |
|
198 | return minimum.adjusted(0,0,horizontal.width()+vertical.width(),horizontal.height() + vertical.height()); | |
199 | } |
|
199 | } | |
200 |
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200 | |||
201 | QRectF ChartLayout::calculateLegendGeometry(const QRectF& geometry,QLegend* legend) const |
|
201 | QRectF ChartLayout::calculateLegendGeometry(const QRectF& geometry,QLegend* legend) const | |
202 | { |
|
202 | { | |
203 | QSizeF size = legend->effectiveSizeHint(Qt::PreferredSize,QSizeF(-1,-1)); |
|
203 | QSizeF size = legend->effectiveSizeHint(Qt::PreferredSize,QSizeF(-1,-1)); | |
204 | QRectF legendRect; |
|
204 | QRectF legendRect; | |
205 | QRectF result; |
|
205 | QRectF result; | |
206 |
|
206 | |||
207 | switch (legend->alignment()) { |
|
207 | switch (legend->alignment()) { | |
208 | case Qt::AlignTop: { |
|
208 | case Qt::AlignTop: { | |
209 | legendRect = QRectF(geometry.topLeft(),QSizeF(geometry.width(),size.height())); |
|
209 | legendRect = QRectF(geometry.topLeft(),QSizeF(geometry.width(),size.height())); | |
210 | result = geometry.adjusted(0,legendRect.height(),0,0); |
|
210 | result = geometry.adjusted(0,legendRect.height(),0,0); | |
211 | break; |
|
211 | break; | |
212 | } |
|
212 | } | |
213 | case Qt::AlignBottom: { |
|
213 | case Qt::AlignBottom: { | |
214 | legendRect = QRectF(QPointF(geometry.left(),geometry.bottom()-size.height()),QSizeF(geometry.width(),size.height())); |
|
214 | legendRect = QRectF(QPointF(geometry.left(),geometry.bottom()-size.height()),QSizeF(geometry.width(),size.height())); | |
215 | result = geometry.adjusted(0,0,0,-legendRect.height()); |
|
215 | result = geometry.adjusted(0,0,0,-legendRect.height()); | |
216 | break; |
|
216 | break; | |
217 | } |
|
217 | } | |
218 | case Qt::AlignLeft: { |
|
218 | case Qt::AlignLeft: { | |
219 | qreal width = qMin(size.width(),geometry.width()*golden_ratio); |
|
219 | qreal width = qMin(size.width(),geometry.width()*golden_ratio); | |
220 | legendRect = QRectF(geometry.topLeft(),QSizeF(width,geometry.height())); |
|
220 | legendRect = QRectF(geometry.topLeft(),QSizeF(width,geometry.height())); | |
221 | result = geometry.adjusted(width,0,0,0); |
|
221 | result = geometry.adjusted(width,0,0,0); | |
222 | break; |
|
222 | break; | |
223 | } |
|
223 | } | |
224 | case Qt::AlignRight: { |
|
224 | case Qt::AlignRight: { | |
225 | qreal width = qMin(size.width(),geometry.width()*golden_ratio); |
|
225 | qreal width = qMin(size.width(),geometry.width()*golden_ratio); | |
226 | legendRect = QRectF(QPointF(geometry.right()-width,geometry.top()),QSizeF(width,geometry.height())); |
|
226 | legendRect = QRectF(QPointF(geometry.right()-width,geometry.top()),QSizeF(width,geometry.height())); | |
227 | result = geometry.adjusted(0,0,-width,0); |
|
227 | result = geometry.adjusted(0,0,-width,0); | |
228 | break; |
|
228 | break; | |
229 | } |
|
229 | } | |
230 | default: { |
|
230 | default: { | |
231 | legendRect = QRectF(0,0,0,0); |
|
231 | legendRect = QRectF(0,0,0,0); | |
232 | result = geometry; |
|
232 | result = geometry; | |
233 | break; |
|
233 | break; | |
234 | } |
|
234 | } | |
235 | } |
|
235 | } | |
236 |
|
236 | |||
237 | legend->setGeometry(legendRect); |
|
237 | legend->setGeometry(legendRect); | |
238 |
|
238 | |||
239 | return result; |
|
239 | return result; | |
240 | } |
|
240 | } | |
241 |
|
241 | |||
242 | QRectF ChartLayout::calculateLegendMinimum(const QRectF& geometry,QLegend* legend) const |
|
242 | QRectF ChartLayout::calculateLegendMinimum(const QRectF& geometry,QLegend* legend) const | |
243 | { |
|
243 | { | |
244 | QSizeF minSize = legend->effectiveSizeHint(Qt::MinimumSize,QSizeF(-1,-1)); |
|
244 | QSizeF minSize = legend->effectiveSizeHint(Qt::MinimumSize,QSizeF(-1,-1)); | |
245 | return geometry.adjusted(0,0,minSize.width(),minSize.height()); |
|
245 | return geometry.adjusted(0,0,minSize.width(),minSize.height()); | |
246 | } |
|
246 | } | |
247 |
|
247 | |||
248 | QRectF ChartLayout::calculateTitleGeometry(const QRectF& geometry,ChartTitle* title) const |
|
248 | QRectF ChartLayout::calculateTitleGeometry(const QRectF& geometry,ChartTitle* title) const | |
249 | { |
|
249 | { | |
250 | title->setGeometry(geometry); |
|
250 | title->setGeometry(geometry); | |
251 | QPointF center = geometry.center() - title->boundingRect().center(); |
|
251 | QPointF center = geometry.center() - title->boundingRect().center(); | |
252 | title->setPos(center.x(),title->pos().y()); |
|
252 | title->setPos(center.x(),title->pos().y()); | |
253 | return geometry.adjusted(0,title->boundingRect().height(),0,0); |
|
253 | return geometry.adjusted(0,title->boundingRect().height(),0,0); | |
254 | } |
|
254 | } | |
255 |
|
255 | |||
256 | QRectF ChartLayout::calculateTitleMinimum(const QRectF& minimum,ChartTitle* title) const |
|
256 | QRectF ChartLayout::calculateTitleMinimum(const QRectF& minimum,ChartTitle* title) const | |
257 | { |
|
257 | { | |
258 | QSizeF min = title->sizeHint(Qt::MinimumSize); |
|
258 | QSizeF min = title->sizeHint(Qt::MinimumSize); | |
259 | return minimum.adjusted(0,0,min.width(),min.height()); |
|
259 | return minimum.adjusted(0,0,min.width(),min.height()); | |
260 | } |
|
260 | } | |
261 |
|
261 | |||
262 | QSizeF ChartLayout::sizeHint ( Qt::SizeHint which, const QSizeF & constraint) const |
|
262 | QSizeF ChartLayout::sizeHint ( Qt::SizeHint which, const QSizeF & constraint) const | |
263 | { |
|
263 | { | |
264 | Q_UNUSED(constraint); |
|
264 | Q_UNUSED(constraint); | |
265 | if(which == Qt::MinimumSize){ |
|
265 | if(which == Qt::MinimumSize){ | |
266 | QList<ChartAxis*> axes = m_presenter->axisItems(); |
|
266 | QList<ChartAxis*> axes = m_presenter->axisItems(); | |
267 | ChartTitle* title = m_presenter->titleElement(); |
|
267 | ChartTitle* title = m_presenter->titleElement(); | |
268 | QLegend* legend = m_presenter->legend(); |
|
268 | QLegend* legend = m_presenter->legend(); | |
269 | QRectF minimumRect(0,0,0,0); |
|
269 | QRectF minimumRect(0,0,0,0); | |
270 | minimumRect = calculateBackgroundMinimum(minimumRect); |
|
270 | minimumRect = calculateBackgroundMinimum(minimumRect); | |
271 | minimumRect = calculateContentMinimum(minimumRect); |
|
271 | minimumRect = calculateContentMinimum(minimumRect); | |
272 | minimumRect = calculateTitleMinimum(minimumRect,title); |
|
272 | minimumRect = calculateTitleMinimum(minimumRect,title); | |
273 | minimumRect = calculateLegendMinimum(minimumRect,legend); |
|
273 | minimumRect = calculateLegendMinimum(minimumRect,legend); | |
274 | minimumRect = calculateAxisMinimum(minimumRect,axes); |
|
274 | minimumRect = calculateAxisMinimum(minimumRect,axes); | |
275 | return minimumRect.united(m_minChartRect).size().toSize(); |
|
275 | return minimumRect.united(m_minChartRect).size().toSize(); | |
276 | }else |
|
276 | }else | |
277 | return QSize(-1,-1); |
|
277 | return QSize(-1,-1); | |
278 | } |
|
278 | } | |
279 |
|
279 | |||
280 | void ChartLayout::setMargins(const QMargins& margins) |
|
280 | void ChartLayout::setMargins(const QMargins& margins) | |
281 | { |
|
281 | { | |
282 |
|
282 | |||
283 | if(m_margins != margins){ |
|
283 | if(m_margins != margins){ | |
284 | m_margins = margins; |
|
284 | m_margins = margins; | |
285 | updateGeometry(); |
|
285 | updateGeometry(); | |
286 | } |
|
286 | } | |
287 | } |
|
287 | } | |
288 |
|
288 | |||
289 | QMargins ChartLayout::margins() const |
|
289 | QMargins ChartLayout::margins() const | |
290 | { |
|
290 | { | |
291 | return m_margins; |
|
291 | return m_margins; | |
292 | } |
|
292 | } | |
293 |
|
293 | |||
294 | void ChartLayout::adjustChartGeometry() |
|
294 | void ChartLayout::adjustChartGeometry() | |
295 | { |
|
295 | { | |
296 | setGeometry(geometry()); |
|
296 | setGeometry(geometry()); | |
297 | } |
|
297 | } | |
298 |
|
298 | |||
299 | QTCOMMERCIALCHART_END_NAMESPACE |
|
299 | QTCOMMERCIALCHART_END_NAMESPACE |
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