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39
40#include "qtgradientmanager.h"
41#include <QtGui/QPixmap>
42#include <QtCore/QMetaEnum>
43
44QT_BEGIN_NAMESPACE
45
46QtGradientManager::QtGradientManager(QObject *parent)
47 : QObject(parent)
48{
49}
50
51QMap<QString, QGradient> QtGradientManager::gradients() const
52{
53 return m_idToGradient;
54}
55
56QString QtGradientManager::uniqueId(const QString &id) const
57{
58 if (!m_idToGradient.contains(id))
59 return id;
60
61 QString base = id;
62 while (base.count() > 0 && base.at(base.count() - 1).isDigit())
63 base = base.left(base.count() - 1);
64 QString newId = base;
65 int counter = 0;
66 while (m_idToGradient.contains(newId)) {
67 ++counter;
68 newId = base + QString::number(counter);
69 }
70 return newId;
71}
72
73QString QtGradientManager::addGradient(const QString &id, const QGradient &gradient)
74{
75 QString newId = uniqueId(id);
76
77 m_idToGradient[newId] = gradient;
78
79 emit gradientAdded(newId, gradient);
80
81 return newId;
82}
83
84void QtGradientManager::removeGradient(const QString &id)
85{
86 if (!m_idToGradient.contains(id))
87 return;
88
89 emit gradientRemoved(id);
90
91 m_idToGradient.remove(id);
92}
93
94void QtGradientManager::renameGradient(const QString &id, const QString &newId)
95{
96 if (!m_idToGradient.contains(id))
97 return;
98
99 if (newId == id)
100 return;
101
102 QString changedId = uniqueId(newId);
103 QGradient gradient = m_idToGradient.value(id);
104
105 emit gradientRenamed(id, changedId);
106
107 m_idToGradient.remove(id);
108 m_idToGradient[changedId] = gradient;
109}
110
111void QtGradientManager::changeGradient(const QString &id, const QGradient &newGradient)
112{
113 if (!m_idToGradient.contains(id))
114 return;
115
116 if (m_idToGradient.value(id) == newGradient)
117 return;
118
119 emit gradientChanged(id, newGradient);
120
121 m_idToGradient[id] = newGradient;
122}
123
124void QtGradientManager::clear()
125{
126 const QMap<QString, QGradient> grads = gradients();
127 for (auto it = grads.cbegin(), end = grads.cend(); it != end; ++it)
128 removeGradient(it.key());
129}
130
131QT_END_NAMESPACE
132