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253 lines
10 KiB
253 lines
10 KiB
/* ============================================================
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*
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* This file is a part of digiKam project
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* http://www.digikam.org
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*
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* Date : 2005-02-17
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* Description : a plugin to change image perspective .
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*
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* Copyright (C) 2005-2008 by Gilles Caulier <caulier dot gilles at gmail dot com>
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* Copyright (C) 2006-2008 by Marcel Wiesweg <marcel dot wiesweg at gmx dot de>
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*
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* This program is free software; you can redistribute it
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* and/or modify it under the terms of the GNU General
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* Public License as published by the Free Software Foundation;
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* either version 2, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* ============================================================ */
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// TQt includes.
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#include <tqvgroupbox.h>
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#include <tqlabel.h>
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#include <tqspinbox.h>
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#include <tqpushbutton.h>
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#include <tqwhatsthis.h>
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#include <tqlayout.h>
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#include <tqframe.h>
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#include <tqcheckbox.h>
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// KDE includes.
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#include <kcolorbutton.h>
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#include <kcursor.h>
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#include <tdeconfig.h>
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#include <klocale.h>
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#include <kaboutdata.h>
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#include <khelpmenu.h>
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#include <kiconloader.h>
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#include <kapplication.h>
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#include <kpopupmenu.h>
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#include <kstandarddirs.h>
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#include <kseparator.h>
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// Local includes.
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#include "version.h"
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#include "ddebug.h"
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#include "dimg.h"
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#include "imageiface.h"
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#include "perspectivewidget.h"
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#include "imageeffect_perspective.h"
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#include "imageeffect_perspective.moc"
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namespace DigikamPerspectiveImagesPlugin
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{
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ImageEffect_Perspective::ImageEffect_Perspective(TQWidget* parent)
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: Digikam::ImageDlgBase(parent, i18n("Adjust Photograph Perspective"),
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"perspective", false, false)
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{
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TQString whatsThis;
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// About data and help button.
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TDEAboutData* about = new TDEAboutData("digikam",
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I18N_NOOP("Perspective"),
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digikam_version,
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I18N_NOOP("A digiKam image plugin to process image perspective adjustment."),
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TDEAboutData::License_GPL,
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"(c) 2005-2006, Gilles Caulier\n"
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"(c) 2006-2008, Gilles Caulier and Marcel Wiesweg",
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0,
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"http://www.digikam.org");
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about->addAuthor("Gilles Caulier", I18N_NOOP("Author and maintainer"),
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"caulier dot gilles at gmail dot com");
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about->addAuthor("Marcel Wiesweg", I18N_NOOP("Developer"),
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"marcel dot wiesweg at gmx dot de");
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setAboutData(about);
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// -------------------------------------------------------------
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TQFrame *frame = new TQFrame(plainPage());
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frame->setFrameStyle(TQFrame::Panel|TQFrame::Sunken);
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TQVBoxLayout* l = new TQVBoxLayout(frame, 5, 0);
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m_previewWidget = new PerspectiveWidget(525, 350, frame);
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l->addWidget(m_previewWidget);
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TQWhatsThis::add( m_previewWidget, i18n("<p>This is the perspective transformation operation preview. "
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"You can use the mouse for dragging the corner to adjust the "
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"perspective transformation area."));
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setPreviewAreaWidget(frame);
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// -------------------------------------------------------------
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TQString temp;
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Digikam::ImageIface iface(0, 0);
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TQWidget *gbox2 = new TQWidget(plainPage());
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TQGridLayout *gridLayout = new TQGridLayout( gbox2, 13, 2, spacingHint());
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TQLabel *label1 = new TQLabel(i18n("New width:"), gbox2);
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m_newWidthLabel = new TQLabel(temp.setNum( iface.originalWidth()) + i18n(" px"), gbox2);
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m_newWidthLabel->setAlignment( AlignBottom | AlignRight );
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TQLabel *label2 = new TQLabel(i18n("New height:"), gbox2);
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m_newHeightLabel = new TQLabel(temp.setNum( iface.originalHeight()) + i18n(" px"), gbox2);
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m_newHeightLabel->setAlignment( AlignBottom | AlignRight );
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gridLayout->addMultiCellWidget(label1, 0, 0, 0, 0);
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gridLayout->addMultiCellWidget(m_newWidthLabel, 0, 0, 1, 2);
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gridLayout->addMultiCellWidget(label2, 1, 1, 0, 0);
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gridLayout->addMultiCellWidget(m_newHeightLabel, 1, 1, 1, 2);
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// -------------------------------------------------------------
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KSeparator *line = new KSeparator(Horizontal, gbox2);
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TQLabel *angleLabel = new TQLabel(i18n("Angles (in degrees):"), gbox2);
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TQLabel *label3 = new TQLabel(i18n(" Top left:"), gbox2);
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m_topLeftAngleLabel = new TQLabel(gbox2);
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TQLabel *label4 = new TQLabel(i18n(" Top right:"), gbox2);
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m_topRightAngleLabel = new TQLabel(gbox2);
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TQLabel *label5 = new TQLabel(i18n(" Bottom left:"), gbox2);
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m_bottomLeftAngleLabel = new TQLabel(gbox2);
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TQLabel *label6 = new TQLabel(i18n(" Bottom right:"), gbox2);
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m_bottomRightAngleLabel = new TQLabel(gbox2);
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gridLayout->addMultiCellWidget(line, 2, 2, 0, 2);
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gridLayout->addMultiCellWidget(angleLabel, 3, 3, 0, 2);
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gridLayout->addMultiCellWidget(label3, 4, 4, 0, 0);
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gridLayout->addMultiCellWidget(m_topLeftAngleLabel, 4, 4, 1, 2);
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gridLayout->addMultiCellWidget(label4, 5, 5, 0, 0);
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gridLayout->addMultiCellWidget(m_topRightAngleLabel, 5, 5, 1, 2);
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gridLayout->addMultiCellWidget(label5, 6, 6, 0, 0);
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gridLayout->addMultiCellWidget(m_bottomLeftAngleLabel, 6, 6, 1, 2);
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gridLayout->addMultiCellWidget(label6, 7, 7, 0, 0);
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gridLayout->addMultiCellWidget(m_bottomRightAngleLabel, 7, 7, 1, 2);
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// -------------------------------------------------------------
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KSeparator *line2 = new KSeparator(Horizontal, gbox2);
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m_drawWhileMovingCheckBox = new TQCheckBox(i18n("Draw preview while moving"), gbox2);
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gridLayout->addMultiCellWidget(line2, 8, 8, 0, 2);
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gridLayout->addMultiCellWidget(m_drawWhileMovingCheckBox, 9, 9, 0, 2);
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m_drawGridCheckBox = new TQCheckBox(i18n("Draw grid"), gbox2);
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gridLayout->addMultiCellWidget(m_drawGridCheckBox, 10, 10, 0, 2);
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// -------------------------------------------------------------
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TQLabel *label7 = new TQLabel(i18n("Guide color:"), gbox2);
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m_guideColorBt = new KColorButton( TQColor( TQt::red ), gbox2 );
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TQWhatsThis::add( m_guideColorBt, i18n("<p>Set here the color used to draw guides dashed-lines."));
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gridLayout->addMultiCellWidget(label7, 11, 11, 0, 0);
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gridLayout->addMultiCellWidget(m_guideColorBt, 11, 11, 2, 2);
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TQLabel *label8 = new TQLabel(i18n("Guide width:"), gbox2);
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m_guideSize = new TQSpinBox( 1, 5, 1, gbox2);
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TQWhatsThis::add( m_guideSize, i18n("<p>Set here the width in pixels used to draw guides dashed-lines."));
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gridLayout->addMultiCellWidget(label8, 12, 12, 0, 0);
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gridLayout->addMultiCellWidget(m_guideSize, 12, 12, 2, 2);
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gridLayout->setColStretch(1, 10);
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gridLayout->setRowStretch(13, 10);
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setUserAreaWidget(gbox2);
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// -------------------------------------------------------------
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connect(m_previewWidget, TQT_SIGNAL(signalPerspectiveChanged(TQRect, float, float, float, float)),
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this, TQT_SLOT(slotUpdateInfo(TQRect, float, float, float, float)));
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connect(m_drawWhileMovingCheckBox, TQT_SIGNAL(toggled(bool)),
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m_previewWidget, TQT_SLOT(slotToggleDrawWhileMoving(bool)));
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connect(m_drawGridCheckBox, TQT_SIGNAL(toggled(bool)),
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m_previewWidget, TQT_SLOT(slotToggleDrawGrid(bool)));
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connect(m_guideColorBt, TQT_SIGNAL(changed(const TQColor &)),
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m_previewWidget, TQT_SLOT(slotChangeGuideColor(const TQColor &)));
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connect(m_guideSize, TQT_SIGNAL(valueChanged(int)),
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m_previewWidget, TQT_SLOT(slotChangeGuideSize(int)));
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}
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ImageEffect_Perspective::~ImageEffect_Perspective()
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{
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}
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void ImageEffect_Perspective::readUserSettings(void)
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{
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TQColor defaultGuideColor(TQt::red);
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TDEConfig *config = kapp->config();
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config->setGroup("perspective Tool Dialog");
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m_drawWhileMovingCheckBox->setChecked(config->readBoolEntry("Draw While Moving", true));
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m_drawGridCheckBox->setChecked(config->readBoolEntry("Draw Grid", false));
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m_guideColorBt->setColor(config->readColorEntry("Guide Color", &defaultGuideColor));
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m_guideSize->setValue(config->readNumEntry("Guide Width", 1));
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m_previewWidget->slotToggleDrawWhileMoving(m_drawWhileMovingCheckBox->isChecked());
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m_previewWidget->slotToggleDrawGrid(m_drawGridCheckBox->isChecked());
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m_previewWidget->slotChangeGuideColor(m_guideColorBt->color());
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m_previewWidget->slotChangeGuideSize(m_guideSize->value());
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}
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void ImageEffect_Perspective::writeUserSettings(void)
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{
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TDEConfig *config = kapp->config();
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config->setGroup("perspective Tool Dialog");
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config->writeEntry("Draw While Moving", m_drawWhileMovingCheckBox->isChecked());
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config->writeEntry("Draw Grid", m_drawGridCheckBox->isChecked());
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config->writeEntry("Guide Color", m_guideColorBt->color());
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config->writeEntry("Guide Width", m_guideSize->value());
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config->sync();
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}
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void ImageEffect_Perspective::resetValues()
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{
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m_previewWidget->reset();
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}
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void ImageEffect_Perspective::finalRendering()
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{
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kapp->setOverrideCursor( KCursor::waitCursor() );
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m_previewWidget->applyPerspectiveAdjustment();
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accept();
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kapp->restoreOverrideCursor();
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}
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void ImageEffect_Perspective::slotUpdateInfo(TQRect newSize, float topLeftAngle, float topRightAngle,
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float bottomLeftAngle, float bottomRightAngle)
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{
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TQString temp;
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m_newWidthLabel->setText(temp.setNum( newSize.width()) + i18n(" px") );
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m_newHeightLabel->setText(temp.setNum( newSize.height()) + i18n(" px") );
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m_topLeftAngleLabel->setText(temp.setNum( topLeftAngle, 'f', 1 ));
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m_topRightAngleLabel->setText(temp.setNum( topRightAngle, 'f', 1 ));
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m_bottomLeftAngleLabel->setText(temp.setNum( bottomLeftAngle, 'f', 1 ));
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m_bottomRightAngleLabel->setText(temp.setNum( bottomRightAngle, 'f', 1 ));
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}
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} // NameSpace DigikamPerspectiveImagesPlugin
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