File indexing completed on 2024-12-22 04:15:12 

0001 /*
0002  *  dlg_rotateimage.cc - part of KimageShop^WKrayon^WKrita
0003  *
0004  *  SPDX-FileCopyrightText: 2004 Michael Thaler <michael.thaler@physik.tu-muenchen.de>
0005  *
0006  *  SPDX-License-Identifier: GPL-2.0-or-later
0007  */
0008 
0009 #include "dlg_rotateimage.h"
0010 
0011 #include <math.h>
0012 
0013 #include <klocalizedstring.h>
0014 #include <kis_debug.h>
0015 #include <kis_icon.h>
0016 
0017 DlgRotateImage::DlgRotateImage(QWidget *  parent,
0018                                const char * name)
0019         : KoDialog(parent)
0020 {
0021     setCaption(i18n("Rotate Image"));
0022     setButtons(Ok | Cancel);
0023     setDefaultButton(Ok);
0024     setObjectName(name);
0025 
0026     m_lock = false;
0027 
0028     m_page = new WdgRotateImage(this);
0029     Q_CHECK_PTR(m_page);
0030     m_page->setObjectName("rotate_image");
0031 
0032     setMainWidget(m_page);
0033     resize(m_page->sizeHint());
0034 
0035     m_page->angleSelectorCustom->setIncreasingDirection(KisAngleGauge::IncreasingDirection_Clockwise);
0036 
0037     m_page->radioCCW->setIcon(KisIconUtils::loadIcon("transform_icons_liquify_rotateCCW"));
0038     m_page->radioCW->setIcon(KisIconUtils::loadIcon("transform_icons_liquify_rotate"));
0039 
0040     connect(this, SIGNAL(okClicked()),
0041             this, SLOT(okClicked()));
0042     connect(m_page->angleSelectorCustom, SIGNAL(angleChanged(double)),
0043             this, SLOT(slotAngleValueChanged(double)));
0044     connect(m_page->radioCCW, SIGNAL(toggled(bool)), SLOT(slotRadioCCWToggled(bool)));
0045     connect(m_page->radioCW, SIGNAL(toggled(bool)), SLOT(slotRadioCWToggled(bool)));
0046 }
0047 
0048 DlgRotateImage::~DlgRotateImage()
0049 {
0050     delete m_page;
0051 }
0052 
0053 void DlgRotateImage::slotAngleValueChanged(double)
0054 {
0055     m_page->radioCustom->setChecked(true);
0056 }
0057 
0058 void DlgRotateImage::setAngle(quint32 angle)
0059 {
0060     if (angle == 90) {
0061         m_page->radio90->setChecked(true);
0062     } else if (angle == 180) {
0063         m_page->radio180->setChecked(true);
0064     } else if (angle == 270) {
0065         m_page->radio270->setChecked(true);
0066     } else {
0067         m_page->radioCustom->setChecked(true);
0068         m_page->angleSelectorCustom->setAngle(angle);
0069     }
0070 
0071     if (m_oldAngle != angle)
0072         resetPreview();
0073 
0074     m_oldAngle = angle;
0075 
0076 }
0077 
0078 double DlgRotateImage::angle()
0079 {
0080     double angle = 0;
0081     if (m_page->radio90->isChecked()) {
0082         angle = 90;
0083     } else if (m_page->radio180->isChecked()) {
0084         angle = 180;
0085     } else if (m_page->radio270->isChecked()) {
0086         angle = 270;
0087     } else {
0088         angle = m_page->angleSelectorCustom->angle();
0089     }
0090     if (m_page->radioCW->isChecked()) {
0091         return angle;
0092     } else {
0093         return -angle;
0094     }
0095 }
0096 
0097 void DlgRotateImage::setDirection(enumRotationDirection direction)
0098 {
0099     if (direction == CLOCKWISE) {
0100         m_page->radioCW->setChecked(true);
0101     } else if (direction == COUNTERCLOCKWISE) {
0102         m_page->radioCCW->setChecked(true);
0103     }
0104 }
0105 
0106 enumRotationDirection DlgRotateImage::direction()
0107 {
0108     if (m_page->radioCCW->isChecked()) {
0109         return COUNTERCLOCKWISE;
0110     } else {
0111         return CLOCKWISE;
0112     }
0113 }
0114 
0115 void DlgRotateImage::okClicked()
0116 {
0117     accept();
0118 }
0119 
0120 void DlgRotateImage::resetPreview()
0121 {
0122     // Code to update preview here.
0123 }
0124 
0125 void DlgRotateImage::slotRadioCCWToggled(bool toggled)
0126 {
0127     if (!toggled) {
0128         return;
0129     }
0130     m_page->angleSelectorCustom->setIncreasingDirection(KisAngleGauge::IncreasingDirection_CounterClockwise);
0131 }
0132 
0133 void DlgRotateImage::slotRadioCWToggled(bool toggled)
0134 {
0135     if (!toggled) {
0136         return;
0137     }
0138     m_page->angleSelectorCustom->setIncreasingDirection(KisAngleGauge::IncreasingDirection_Clockwise);
0139 }