| 1 | // Copyright (C) 2016 The Qt Company Ltd. |
|---|---|
| 2 | // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only |
| 3 | |
| 4 | #include "qtgradientmanager_p.h" |
| 5 | #include <QtGui/QPixmap> |
| 6 | #include <QtCore/QMetaEnum> |
| 7 | |
| 8 | QT_BEGIN_NAMESPACE |
| 9 | |
| 10 | QtGradientManager::QtGradientManager(QObject *parent) |
| 11 | : QObject(parent) |
| 12 | { |
| 13 | } |
| 14 | |
| 15 | QMap<QString, QGradient> QtGradientManager::gradients() const |
| 16 | { |
| 17 | return m_idToGradient; |
| 18 | } |
| 19 | |
| 20 | QString QtGradientManager::uniqueId(const QString &id) const |
| 21 | { |
| 22 | if (!m_idToGradient.contains(key: id)) |
| 23 | return id; |
| 24 | |
| 25 | QString base = id; |
| 26 | while (base.size() > 0 && base.at(i: base.size() - 1).isDigit()) |
| 27 | base = base.left(n: base.size() - 1); |
| 28 | QString newId = base; |
| 29 | int counter = 0; |
| 30 | while (m_idToGradient.contains(key: newId)) { |
| 31 | ++counter; |
| 32 | newId = base + QString::number(counter); |
| 33 | } |
| 34 | return newId; |
| 35 | } |
| 36 | |
| 37 | QString QtGradientManager::addGradient(const QString &id, const QGradient &gradient) |
| 38 | { |
| 39 | QString newId = uniqueId(id); |
| 40 | |
| 41 | m_idToGradient[newId] = gradient; |
| 42 | |
| 43 | emit gradientAdded(id: newId, gradient); |
| 44 | |
| 45 | return newId; |
| 46 | } |
| 47 | |
| 48 | void QtGradientManager::removeGradient(const QString &id) |
| 49 | { |
| 50 | if (!m_idToGradient.contains(key: id)) |
| 51 | return; |
| 52 | |
| 53 | emit gradientRemoved(id); |
| 54 | |
| 55 | m_idToGradient.remove(key: id); |
| 56 | } |
| 57 | |
| 58 | void QtGradientManager::renameGradient(const QString &id, const QString &newId) |
| 59 | { |
| 60 | if (!m_idToGradient.contains(key: id)) |
| 61 | return; |
| 62 | |
| 63 | if (newId == id) |
| 64 | return; |
| 65 | |
| 66 | QString changedId = uniqueId(id: newId); |
| 67 | QGradient gradient = m_idToGradient.value(key: id); |
| 68 | |
| 69 | emit gradientRenamed(id, newId: changedId); |
| 70 | |
| 71 | m_idToGradient.remove(key: id); |
| 72 | m_idToGradient[changedId] = gradient; |
| 73 | } |
| 74 | |
| 75 | void QtGradientManager::changeGradient(const QString &id, const QGradient &newGradient) |
| 76 | { |
| 77 | if (!m_idToGradient.contains(key: id)) |
| 78 | return; |
| 79 | |
| 80 | if (m_idToGradient.value(key: id) == newGradient) |
| 81 | return; |
| 82 | |
| 83 | emit gradientChanged(id, newGradient); |
| 84 | |
| 85 | m_idToGradient[id] = newGradient; |
| 86 | } |
| 87 | |
| 88 | void QtGradientManager::clear() |
| 89 | { |
| 90 | const QMap<QString, QGradient> grads = gradients(); |
| 91 | for (auto it = grads.cbegin(), end = grads.cend(); it != end; ++it) |
| 92 | removeGradient(id: it.key()); |
| 93 | } |
| 94 | |
| 95 | QT_END_NAMESPACE |
| 96 |