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Diffstat (limited to 'src/imageplugins/perspective/imageeffect_perspective.cpp')
| -rw-r--r-- | src/imageplugins/perspective/imageeffect_perspective.cpp | 252 |
1 files changed, 252 insertions, 0 deletions
diff --git a/src/imageplugins/perspective/imageeffect_perspective.cpp b/src/imageplugins/perspective/imageeffect_perspective.cpp new file mode 100644 index 00000000..15bef877 --- /dev/null +++ b/src/imageplugins/perspective/imageeffect_perspective.cpp @@ -0,0 +1,252 @@ +/* ============================================================ + * + * This file is a part of digiKam project + * http://www.digikam.org + * + * Date : 2005-02-17 + * Description : a plugin to change image perspective . + * + * Copyright (C) 2005-2008 by Gilles Caulier <caulier dot gilles at gmail dot com> + * Copyright (C) 2006-2008 by Marcel Wiesweg <marcel dot wiesweg at gmx dot de> + * + * This program is free software; you can redistribute it + * and/or modify it under the terms of the GNU General + * Public License as published by the Free Software Foundation; + * either version 2, or (at your option) + * any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * ============================================================ */ + +// TQt includes. + +#include <tqvgroupbox.h> +#include <tqlabel.h> +#include <tqspinbox.h> +#include <tqpushbutton.h> +#include <tqwhatsthis.h> +#include <tqlayout.h> +#include <tqframe.h> +#include <tqcheckbox.h> + +// KDE includes. + +#include <kcolorbutton.h> +#include <kcursor.h> +#include <tdeconfig.h> +#include <tdelocale.h> +#include <tdeaboutdata.h> +#include <khelpmenu.h> +#include <kiconloader.h> +#include <tdeapplication.h> +#include <tdepopupmenu.h> +#include <kstandarddirs.h> +#include <kseparator.h> + +// Local includes. + +#include "version.h" +#include "ddebug.h" +#include "dimg.h" +#include "imageiface.h" +#include "perspectivewidget.h" +#include "imageeffect_perspective.h" +#include "imageeffect_perspective.moc" + +namespace DigikamPerspectiveImagesPlugin +{ + +ImageEffect_Perspective::ImageEffect_Perspective(TQWidget* parent) + : Digikam::ImageDlgBase(parent, i18n("Adjust Photograph Perspective"), + "perspective", false, false) +{ + TQString whatsThis; + + // About data and help button. + + TDEAboutData* about = new TDEAboutData("digikam", + I18N_NOOP("Perspective"), + digikam_version, + I18N_NOOP("A digiKam image plugin to process image perspective adjustment."), + TDEAboutData::License_GPL, + "(c) 2005-2006, Gilles Caulier\n" + "(c) 2006-2008, Gilles Caulier and Marcel Wiesweg", + 0, + "http://www.digikam.org"); + + about->addAuthor("Gilles Caulier", I18N_NOOP("Author and maintainer"), + "caulier dot gilles at gmail dot com"); + + about->addAuthor("Marcel Wiesweg", I18N_NOOP("Developer"), + "marcel dot wiesweg at gmx dot de"); + + setAboutData(about); + + // ------------------------------------------------------------- + + TQFrame *frame = new TQFrame(plainPage()); + frame->setFrameStyle(TQFrame::Panel|TQFrame::Sunken); + TQVBoxLayout* l = new TQVBoxLayout(frame, 5, 0); + m_previewWidget = new PerspectiveWidget(525, 350, frame); + l->addWidget(m_previewWidget); + TQWhatsThis::add( m_previewWidget, i18n("<p>This is the perspective transformation operation preview. " + "You can use the mouse for dragging the corner to adjust the " + "perspective transformation area.")); + setPreviewAreaWidget(frame); + + // ------------------------------------------------------------- + + TQString temp; + Digikam::ImageIface iface(0, 0); + + TQWidget *gbox2 = new TQWidget(plainPage()); + TQGridLayout *gridLayout = new TQGridLayout( gbox2, 13, 2, spacingHint()); + + TQLabel *label1 = new TQLabel(i18n("New width:"), gbox2); + m_newWidthLabel = new TQLabel(temp.setNum( iface.originalWidth()) + i18n(" px"), gbox2); + m_newWidthLabel->setAlignment( AlignBottom | AlignRight ); + + TQLabel *label2 = new TQLabel(i18n("New height:"), gbox2); + m_newHeightLabel = new TQLabel(temp.setNum( iface.originalHeight()) + i18n(" px"), gbox2); + m_newHeightLabel->setAlignment( AlignBottom | AlignRight ); + + gridLayout->addMultiCellWidget(label1, 0, 0, 0, 0); + gridLayout->addMultiCellWidget(m_newWidthLabel, 0, 0, 1, 2); + gridLayout->addMultiCellWidget(label2, 1, 1, 0, 0); + gridLayout->addMultiCellWidget(m_newHeightLabel, 1, 1, 1, 2); + + // ------------------------------------------------------------- + + KSeparator *line = new KSeparator(Horizontal, gbox2); + + TQLabel *angleLabel = new TQLabel(i18n("Angles (in degrees):"), gbox2); + TQLabel *label3 = new TQLabel(i18n(" Top left:"), gbox2); + m_topLeftAngleLabel = new TQLabel(gbox2); + TQLabel *label4 = new TQLabel(i18n(" Top right:"), gbox2); + m_topRightAngleLabel = new TQLabel(gbox2); + TQLabel *label5 = new TQLabel(i18n(" Bottom left:"), gbox2); + m_bottomLeftAngleLabel = new TQLabel(gbox2); + TQLabel *label6 = new TQLabel(i18n(" Bottom right:"), gbox2); + m_bottomRightAngleLabel = new TQLabel(gbox2); + + gridLayout->addMultiCellWidget(line, 2, 2, 0, 2); + gridLayout->addMultiCellWidget(angleLabel, 3, 3, 0, 2); + gridLayout->addMultiCellWidget(label3, 4, 4, 0, 0); + gridLayout->addMultiCellWidget(m_topLeftAngleLabel, 4, 4, 1, 2); + gridLayout->addMultiCellWidget(label4, 5, 5, 0, 0); + gridLayout->addMultiCellWidget(m_topRightAngleLabel, 5, 5, 1, 2); + gridLayout->addMultiCellWidget(label5, 6, 6, 0, 0); + gridLayout->addMultiCellWidget(m_bottomLeftAngleLabel, 6, 6, 1, 2); + gridLayout->addMultiCellWidget(label6, 7, 7, 0, 0); + gridLayout->addMultiCellWidget(m_bottomRightAngleLabel, 7, 7, 1, 2); + + // ------------------------------------------------------------- + + KSeparator *line2 = new KSeparator(Horizontal, gbox2); + + m_drawWhileMovingCheckBox = new TQCheckBox(i18n("Draw preview while moving"), gbox2); + gridLayout->addMultiCellWidget(line2, 8, 8, 0, 2); + gridLayout->addMultiCellWidget(m_drawWhileMovingCheckBox, 9, 9, 0, 2); + + m_drawGridCheckBox = new TQCheckBox(i18n("Draw grid"), gbox2); + gridLayout->addMultiCellWidget(m_drawGridCheckBox, 10, 10, 0, 2); + + // ------------------------------------------------------------- + + TQLabel *label7 = new TQLabel(i18n("Guide color:"), gbox2); + m_guideColorBt = new KColorButton( TQColor( TQt::red ), gbox2 ); + TQWhatsThis::add( m_guideColorBt, i18n("<p>Set here the color used to draw guides dashed-lines.")); + gridLayout->addMultiCellWidget(label7, 11, 11, 0, 0); + gridLayout->addMultiCellWidget(m_guideColorBt, 11, 11, 2, 2); + + TQLabel *label8 = new TQLabel(i18n("Guide width:"), gbox2); + m_guideSize = new TQSpinBox( 1, 5, 1, gbox2); + TQWhatsThis::add( m_guideSize, i18n("<p>Set here the width in pixels used to draw guides dashed-lines.")); + gridLayout->addMultiCellWidget(label8, 12, 12, 0, 0); + gridLayout->addMultiCellWidget(m_guideSize, 12, 12, 2, 2); + + gridLayout->setColStretch(1, 10); + gridLayout->setRowStretch(13, 10); + + setUserAreaWidget(gbox2); + + // ------------------------------------------------------------- + + connect(m_previewWidget, TQ_SIGNAL(signalPerspectiveChanged(TQRect, float, float, float, float)), + this, TQ_SLOT(slotUpdateInfo(TQRect, float, float, float, float))); + + connect(m_drawWhileMovingCheckBox, TQ_SIGNAL(toggled(bool)), + m_previewWidget, TQ_SLOT(slotToggleDrawWhileMoving(bool))); + + connect(m_drawGridCheckBox, TQ_SIGNAL(toggled(bool)), + m_previewWidget, TQ_SLOT(slotToggleDrawGrid(bool))); + + connect(m_guideColorBt, TQ_SIGNAL(changed(const TQColor &)), + m_previewWidget, TQ_SLOT(slotChangeGuideColor(const TQColor &))); + + connect(m_guideSize, TQ_SIGNAL(valueChanged(int)), + m_previewWidget, TQ_SLOT(slotChangeGuideSize(int))); +} + +ImageEffect_Perspective::~ImageEffect_Perspective() +{ +} + +void ImageEffect_Perspective::readUserSettings(void) +{ + TQColor defaultGuideColor(TQt::red); + TDEConfig *config = kapp->config(); + config->setGroup("perspective Tool Dialog"); + m_drawWhileMovingCheckBox->setChecked(config->readBoolEntry("Draw While Moving", true)); + m_drawGridCheckBox->setChecked(config->readBoolEntry("Draw Grid", false)); + m_guideColorBt->setColor(config->readColorEntry("Guide Color", &defaultGuideColor)); + m_guideSize->setValue(config->readNumEntry("Guide Width", 1)); + m_previewWidget->slotToggleDrawWhileMoving(m_drawWhileMovingCheckBox->isChecked()); + m_previewWidget->slotToggleDrawGrid(m_drawGridCheckBox->isChecked()); + m_previewWidget->slotChangeGuideColor(m_guideColorBt->color()); + m_previewWidget->slotChangeGuideSize(m_guideSize->value()); +} + +void ImageEffect_Perspective::writeUserSettings(void) +{ + TDEConfig *config = kapp->config(); + config->setGroup("perspective Tool Dialog"); + config->writeEntry("Draw While Moving", m_drawWhileMovingCheckBox->isChecked()); + config->writeEntry("Draw Grid", m_drawGridCheckBox->isChecked()); + config->writeEntry("Guide Color", m_guideColorBt->color()); + config->writeEntry("Guide Width", m_guideSize->value()); + config->sync(); +} + +void ImageEffect_Perspective::resetValues() +{ + m_previewWidget->reset(); +} + +void ImageEffect_Perspective::finalRendering() +{ + kapp->setOverrideCursor( KCursor::waitCursor() ); + m_previewWidget->applyPerspectiveAdjustment(); + accept(); + kapp->restoreOverrideCursor(); +} + +void ImageEffect_Perspective::slotUpdateInfo(TQRect newSize, float topLeftAngle, float topRightAngle, + float bottomLeftAngle, float bottomRightAngle) +{ + TQString temp; + m_newWidthLabel->setText(temp.setNum( newSize.width()) + i18n(" px") ); + m_newHeightLabel->setText(temp.setNum( newSize.height()) + i18n(" px") ); + + m_topLeftAngleLabel->setText(temp.setNum( topLeftAngle, 'f', 1 )); + m_topRightAngleLabel->setText(temp.setNum( topRightAngle, 'f', 1 )); + m_bottomLeftAngleLabel->setText(temp.setNum( bottomLeftAngle, 'f', 1 )); + m_bottomRightAngleLabel->setText(temp.setNum( bottomRightAngle, 'f', 1 )); +} + +} // NameSpace DigikamPerspectiveImagesPlugin + |