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245 lines
10 KiB
245 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 <tqcheckbox.h>
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#include <tqframe.h>
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#include <tqlabel.h>
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#include <tqlayout.h>
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#include <tqpushbutton.h>
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#include <tqvgroupbox.h>
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#include <tqwhatsthis.h>
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// KDE includes.
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#include <kaboutdata.h>
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#include <kapplication.h>
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#include <kcolorbutton.h>
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#include <tdeconfig.h>
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#include <kcursor.h>
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#include <khelpmenu.h>
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#include <kiconloader.h>
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#include <klocale.h>
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#include <kpopupmenu.h>
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#include <kseparator.h>
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#include <kstandarddirs.h>
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// LibKDcraw includes.
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#include <libkdcraw/rnuminput.h>
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// Local includes.
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#include "daboutdata.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 "editortoolsettings.h"
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#include "perspectivewidget.h"
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#include "perspectivetool.h"
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#include "perspectivetool.moc"
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using namespace KDcrawIface;
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using namespace Digikam;
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namespace DigikamPerspectiveImagesPlugin
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{
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PerspectiveTool::PerspectiveTool(TQObject* parent)
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: EditorTool(parent)
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{
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setName("perspective");
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setToolName(i18n("Perspective"));
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setToolIcon(SmallIcon("perspective"));
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// -------------------------------------------------------------
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TQFrame *frame = new TQFrame(0);
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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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setToolView(frame);
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// -------------------------------------------------------------
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TQString temp;
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Digikam::ImageIface iface(0, 0);
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m_gboxSettings = new EditorToolSettings(EditorToolSettings::Default|
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EditorToolSettings::Ok|
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EditorToolSettings::Cancel);
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TQGridLayout *gridLayout = new TQGridLayout( m_gboxSettings->plainPage(), 13, 2);
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TQLabel *label1 = new TQLabel(i18n("New width:"), m_gboxSettings->plainPage());
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m_newWidthLabel = new TQLabel(temp.setNum( iface.originalWidth()) + i18n(" px"), m_gboxSettings->plainPage());
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m_newWidthLabel->setAlignment( AlignBottom | AlignRight );
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TQLabel *label2 = new TQLabel(i18n("New height:"), m_gboxSettings->plainPage());
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m_newHeightLabel = new TQLabel(temp.setNum( iface.originalHeight()) + i18n(" px"), m_gboxSettings->plainPage());
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m_newHeightLabel->setAlignment( AlignBottom | AlignRight );
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// -------------------------------------------------------------
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KSeparator *line = new KSeparator(Horizontal, m_gboxSettings->plainPage());
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TQLabel *angleLabel = new TQLabel(i18n("Angles (in degrees):"), m_gboxSettings->plainPage());
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TQLabel *label3 = new TQLabel(i18n(" Top left:"), m_gboxSettings->plainPage());
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m_topLeftAngleLabel = new TQLabel(m_gboxSettings->plainPage());
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TQLabel *label4 = new TQLabel(i18n(" Top right:"), m_gboxSettings->plainPage());
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m_topRightAngleLabel = new TQLabel(m_gboxSettings->plainPage());
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TQLabel *label5 = new TQLabel(i18n(" Bottom left:"), m_gboxSettings->plainPage());
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m_bottomLeftAngleLabel = new TQLabel(m_gboxSettings->plainPage());
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TQLabel *label6 = new TQLabel(i18n(" Bottom right:"), m_gboxSettings->plainPage());
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m_bottomRightAngleLabel = new TQLabel(m_gboxSettings->plainPage());
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// -------------------------------------------------------------
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KSeparator *line2 = new KSeparator(Horizontal, m_gboxSettings->plainPage());
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m_drawWhileMovingCheckBox = new TQCheckBox(i18n("Draw preview while moving"), m_gboxSettings->plainPage());
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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"), m_gboxSettings->plainPage());
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// -------------------------------------------------------------
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TQLabel *label7 = new TQLabel(i18n("Guide color:"), m_gboxSettings->plainPage());
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m_guideColorBt = new KColorButton( TQColor( TQt::red ), m_gboxSettings->plainPage() );
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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:"), m_gboxSettings->plainPage());
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m_guideSize = new RIntNumInput(m_gboxSettings->plainPage());
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m_guideSize->input()->setRange(1, 5, 1, false);
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m_guideSize->setDefaultValue(1);
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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(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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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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gridLayout->addMultiCellWidget(m_drawGridCheckBox, 10, 10, 0, 2);
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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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gridLayout->setMargin(m_gboxSettings->spacingHint());
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gridLayout->setSpacing(m_gboxSettings->spacingHint());
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setToolSettings(m_gboxSettings);
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init();
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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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PerspectiveTool::~PerspectiveTool()
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{
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}
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void PerspectiveTool::readSettings()
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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");
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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", m_guideSize->defaultValue()));
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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 PerspectiveTool::writeSettings()
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{
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TDEConfig *config = kapp->config();
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config->setGroup("perspective Tool");
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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 PerspectiveTool::slotResetSettings()
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{
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m_previewWidget->reset();
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}
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void PerspectiveTool::finalRendering()
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{
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kapp->setOverrideCursor( KCursor::waitCursor() );
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m_previewWidget->applyPerspectiveAdjustment();
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kapp->restoreOverrideCursor();
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}
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void PerspectiveTool::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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