libs/flake/SnapGuideConfigWidget.cpp

0001 /* This file is part of the KDE project
0002  * Copyright (C) 2008 Jan Hambrecht <jaham@gmx.net>
0003  *
0004  * This library is free software; you can redistribute it and/or
0005  * modify it under the terms of the GNU Library General Public
0006  * License as published by the Free Software Foundation; either
0007  * version 2 of the License, or (at your option) any later version.
0008  *
0009  * This library is distributed in the hope that it will be useful,
0010  * but WITHOUT ANY WARRANTY; without even the implied warranty of
0011  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
0012  * Library General Public License for more details.
0013  *
0014  * You should have received a copy of the GNU Library General Public License
0015  * along with this library; see the file COPYING.LIB.  If not, write to
0016  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
0017  * Boston, MA 02110-1301, USA.
0018  */
0019
0020 #include "SnapGuideConfigWidget.h"
0021 #include "KoSnapGuide.h"
0022
0023 #include <KoIcon.h>
0024
0025 SnapGuideConfigWidget::SnapGuideConfigWidget(KoSnapGuide * snapGuide, QWidget * parent)
0026         : QWidget(parent), m_snapGuide(snapGuide)
0027 {
0028     widget.setupUi(this);
0029
0030     widget.orthogonalSnapGuide->setIcon(koIcon("snap-orthogonal"));
0031     widget.nodeSnapGuide->setIcon(koIcon("snap-node"));
0032     widget.extensionSnapGuide->setIcon(koIcon("snap-extension"));
0033     widget.intersectionSnapGuide->setIcon(koIcon("snap-intersection"));
0034     widget.boundingBoxSnapGuide->setIcon(koIcon("snap-bounding-box"));
0035     widget.lineGuideSnapGuide->setIcon(koIcon("snap-guideline"));
0036
0037     updateControls();
0038
0039     connect(widget.useSnapGuides, SIGNAL(toggled(bool)), this, SLOT(snappingEnabled(bool)));
0040     connect(widget.orthogonalSnapGuide, SIGNAL(toggled(bool)), this, SLOT(strategyChanged()));
0041     connect(widget.nodeSnapGuide, SIGNAL(toggled(bool)), this, SLOT(strategyChanged()));
0042     connect(widget.extensionSnapGuide, SIGNAL(toggled(bool)), this, SLOT(strategyChanged()));
0043     connect(widget.intersectionSnapGuide, SIGNAL(toggled(bool)), this, SLOT(strategyChanged()));
0044     connect(widget.boundingBoxSnapGuide, SIGNAL(toggled(bool)), this, SLOT(strategyChanged()));
0045     connect(widget.lineGuideSnapGuide, SIGNAL(toggled(bool)), this, SLOT(strategyChanged()));
0046     connect(widget.snapDistance, SIGNAL(valueChanged(int)), this, SLOT(distanceChanged(int)));
0047
0048     widget.useSnapGuides->setChecked(snapGuide->isSnapping());
0049 }
0050
0051 SnapGuideConfigWidget::~SnapGuideConfigWidget()
0052 {
0053 }
0054
0055 void SnapGuideConfigWidget::snappingEnabled(bool isEnabled)
0056 {
0057     widget.orthogonalSnapGuide->setEnabled(isEnabled);
0058     widget.nodeSnapGuide->setEnabled(isEnabled);
0059     widget.extensionSnapGuide->setEnabled(isEnabled);
0060     widget.intersectionSnapGuide->setEnabled(isEnabled);
0061     widget.boundingBoxSnapGuide->setEnabled(isEnabled);
0062     widget.lineGuideSnapGuide->setEnabled(isEnabled);
0063     widget.snapDistance->setEnabled(isEnabled);
0064
0065     m_snapGuide->enableSnapping(isEnabled);
0066 }
0067
0068 void SnapGuideConfigWidget::strategyChanged()
0069 {
0070     KoSnapGuide::Strategies strategies;
0071     if (widget.orthogonalSnapGuide->isChecked())
0072         strategies |= KoSnapGuide::OrthogonalSnapping;
0073     if (widget.nodeSnapGuide->isChecked())
0074         strategies |= KoSnapGuide::NodeSnapping;
0075     if (widget.extensionSnapGuide->isChecked())
0076         strategies |= KoSnapGuide::ExtensionSnapping;
0077     if (widget.intersectionSnapGuide->isChecked())
0078         strategies |= KoSnapGuide::IntersectionSnapping;
0079     if (widget.boundingBoxSnapGuide->isChecked())
0080         strategies |= KoSnapGuide::BoundingBoxSnapping;
0081     if (widget.lineGuideSnapGuide->isChecked())
0082         strategies |= KoSnapGuide::GuideLineSnapping;
0083
0084     m_snapGuide->enableSnapStrategies(strategies);
0085 }
0086
0087 void SnapGuideConfigWidget::distanceChanged(int distance)
0088 {
0089     m_snapGuide->setSnapDistance(distance);
0090 }
0091
0092 void SnapGuideConfigWidget::updateControls()
0093 {
0094     const KoSnapGuide::Strategies enabledSnapStrategies = m_snapGuide->enabledSnapStrategies();
0095
0096     widget.orthogonalSnapGuide->setChecked(enabledSnapStrategies & KoSnapGuide::OrthogonalSnapping);
0097     widget.nodeSnapGuide->setChecked(enabledSnapStrategies & KoSnapGuide::NodeSnapping);
0098     widget.extensionSnapGuide->setChecked(enabledSnapStrategies & KoSnapGuide::ExtensionSnapping);
0099     widget.intersectionSnapGuide->setChecked(enabledSnapStrategies & KoSnapGuide::IntersectionSnapping);
0100     widget.boundingBoxSnapGuide->setChecked(enabledSnapStrategies & KoSnapGuide::BoundingBoxSnapping);
0101     widget.lineGuideSnapGuide->setChecked(enabledSnapStrategies & KoSnapGuide::GuideLineSnapping);
0102
0103     widget.snapDistance->setValue(m_snapGuide->snapDistance());
0104 }
0105
0106 void SnapGuideConfigWidget::showEvent(QShowEvent * event)
0107 {
0108     Q_UNUSED(event);
0109     updateControls();
0110 }