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cxMousePadWidget.cpp
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1 /*=========================================================================
2 This file is part of CustusX, an Image Guided Therapy Application.
3 
4 Copyright (c) 2008-2014, SINTEF Department of Medical Technology
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32 
33 
34 /*
35  * sscMousePadWidget.cpp
36  *
37  * Created on: Jul 25, 2011
38  * Author: christiana
39  */
40 
41 #include "cxMousePadWidget.h"
42 #include <QtWidgets>
43 #include "cxVector3D.h"
44 
45 namespace cx
46 {
47 
48 MousePadWidgetInternal::MousePadWidgetInternal(QWidget* parent, QSize minimumSize) :
49  QFrame(parent), mFixPosX(false), mFixPosY(false), mMinSize(minimumSize)
50 {
51 }
52 
54 {
55 }
56 
58 {
59  mFixPosX = on;
60  this->fixPos();
61 }
63 {
64  mFixPosY = on;
65  this->fixPos();
66 }
67 
68 void MousePadWidgetInternal::fixPos()
69 {
70  if (mFixPosX)
71  {
72  mLastPos.rx() = this->width() / 2;
73  }
74  if (mFixPosY)
75  {
76  mLastPos.ry() = this->height() / 2;
77  }
78 }
79 
80 void MousePadWidgetInternal::showEvent(QShowEvent* event)
81 {
82  mLastPos = QPoint(this->width() / 2, this->height() / 2);
83  this->fixPos();
84  this->update();
85 }
86 
88 {
89  mLastPos = event->pos();
90  this->fixPos();
91  this->update();
92 }
93 
95 {
96  QPoint delta = event->pos() - mLastPos;
97 
98  double padSize = (this->size().width() + this->size().height()) / 2.0; // pixel size of trackpad
99  QPointF deltaN(double(delta.x()) / padSize, double(delta.y()) / padSize);
100  emit
101  mouseMoved(deltaN);
102 
103  mLastPos = event->pos();
104  this->fixPos();
105  this->update();
106 }
107 
109 {
110  mLastPos = QPoint(this->width() / 2, this->height() / 2);
111  this->fixPos();
112  this->update();
113 }
114 
115 void MousePadWidgetInternal::resizeEvent(QResizeEvent* event)
116 {
117  mLastPos = QPoint(this->width() / 2, this->height() / 2);
118  this->fixPos();
119  this->update();
120 }
121 
123 {
124  QPainter p(this);
125 
126  Vector3D center(this->width() / 2, this->height() / 2, 0);
127  double radius = center.length();
128  QPoint qcenter(this->width() / 2, this->height() / 2);
129 
130  QRadialGradient radialGrad(qcenter, radius, mLastPos);
131  radialGrad.setColorAt(0.0, QColor("khaki"));
132  radialGrad.setColorAt(0.4, QColor("lightgrey"));
133  radialGrad.setColorAt(1, QColor("dimgrey"));
134 
135  QColor color(146, 0, 146);
136  QBrush brush(radialGrad);
137 
138  p.setPen(QColor(146, 0, 146));
139  p.setBrush(QColor(146, 0, 146));
140  p.fillRect(0, 0, width() - 1, height() - 1, brush);
141 }
142 
146 
147 
148 MousePadWidget::MousePadWidget(QWidget* parent, QSize minimumSize) :
149  QFrame(parent)
150 {
151  mInternal = new MousePadWidgetInternal(this, minimumSize);
152  connect(mInternal, SIGNAL(mouseMoved(QPointF)), this, SIGNAL(mouseMoved(QPointF)));
153 
154  this->setFrameStyle(QFrame::Panel | QFrame::Raised);
155  this->setLineWidth(3);
156  QVBoxLayout* fLayout = new QVBoxLayout;
157  fLayout->setMargin(0);
158  this->setLayout(fLayout);
159 
160  // MousePadWidget* pad = new MousePadWidget(this, minimumSize);
161  // pad->setFixedYPos(true);
162  // pad->setFrameStyle(QFrame::Panel | QFrame::Sunken);
163  // pad->setLineWidth(3);
164  fLayout->addWidget(mInternal);
165 }
167 {
168 }
170 {
171  mInternal->setFixedXPos(on);
172 }
174 {
175  mInternal->setFixedYPos(on);
176 }
177 
178 }
virtual void mousePressEvent(QMouseEvent *event)
void setFixedXPos(bool on)
void mouseMoved(QPointF deltaN)
virtual void resizeEvent(QResizeEvent *event)
MousePadWidgetInternal(QWidget *parent, QSize minimumSize)
virtual void mouseReleaseEvent(QMouseEvent *event)
void setFixedYPos(bool on)
Eigen::Vector3d Vector3D
Vector3D is a representation of a point or vector in 3D.
Definition: cxVector3D.h:63
void mouseMoved(QPointF deltaN)
virtual void showEvent(QShowEvent *event)
void paintEvent(QPaintEvent *event)
virtual void mouseMoveEvent(QMouseEvent *event)
MousePadWidget(QWidget *parent, QSize minimumSize)