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399 lines
15 KiB
399 lines
15 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 : 2005-02-11
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* Description : a plugin to apply Distortion FX to an image.
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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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* Original Distortion algorithms copyrighted 2004-2005 by
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* Pieter Z. Voloshyn <pieter dot voloshyn at gmail dot com>.
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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 <tqframe.h>
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#include <tqimage.h>
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#include <tqlabel.h>
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#include <tqlayout.h>
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#include <tqspinbox.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 <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 <kprogress.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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#include <libkdcraw/rcombobox.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 "editortoolsettings.h"
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#include "imageiface.h"
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#include "imagewidget.h"
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#include "distortionfx.h"
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#include "distortionfxtool.h"
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#include "distortionfxtool.moc"
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using namespace KDcrawIface;
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using namespace Digikam;
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namespace DigikamDistortionFXImagesPlugin
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{
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DistortionFXTool::DistortionFXTool(TQObject* parent)
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: EditorToolThreaded(parent)
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{
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setName("distortionfx");
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setToolName(i18n("Distortion Effects"));
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setToolIcon(SmallIcon("distortionfx"));
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m_previewWidget = new ImageWidget("distortionfx Tool", 0,
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i18n("<p>This is the preview of the distortion effect "
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"applied to the photograph."),
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false, ImageGuideWidget::HVGuideMode);
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setToolView(m_previewWidget);
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// -------------------------------------------------------------
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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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EditorToolSettings::ColorGuide);
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TQGridLayout* gridSettings = new TQGridLayout(m_gboxSettings->plainPage(), 7, 2);
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m_effectTypeLabel = new TQLabel(i18n("Type:"), m_gboxSettings->plainPage());
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m_effectType = new RComboBox(m_gboxSettings->plainPage());
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m_effectType->insertItem(i18n("Fish Eyes"));
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m_effectType->insertItem(i18n("Twirl"));
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m_effectType->insertItem(i18n("Cylindrical Hor."));
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m_effectType->insertItem(i18n("Cylindrical Vert."));
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m_effectType->insertItem(i18n("Cylindrical H/V."));
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m_effectType->insertItem(i18n("Caricature"));
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m_effectType->insertItem(i18n("Multiple Corners"));
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m_effectType->insertItem(i18n("Waves Hor."));
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m_effectType->insertItem(i18n("Waves Vert."));
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m_effectType->insertItem(i18n("Block Waves 1"));
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m_effectType->insertItem(i18n("Block Waves 2"));
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m_effectType->insertItem(i18n("Circular Waves 1"));
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m_effectType->insertItem(i18n("Circular Waves 2"));
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m_effectType->insertItem(i18n("Polar Coordinates"));
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m_effectType->insertItem(i18n("Unpolar Coordinates"));
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m_effectType->insertItem(i18n("Tile"));
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m_effectType->setDefaultItem(DistortionFX::FishEye);
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TQWhatsThis::add( m_effectType, i18n("<p>Here, select the type of effect to apply to the image.<p>"
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"<b>Fish Eyes</b>: warps the photograph around a 3D spherical shape to "
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"reproduce the common photograph 'Fish Eyes' effect.<p>"
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"<b>Twirl</b>: spins the photograph to produce a Twirl pattern.<p>"
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"<b>Cylinder Hor.</b>: warps the photograph around a horizontal cylinder.<p>"
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"<b>Cylinder Vert.</b>: warps the photograph around a vertical cylinder.<p>"
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"<b>Cylinder H/V.</b>: warps the photograph around 2 cylinders, vertical "
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"and horizontal.<p>"
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"<b>Caricature</b>: distorts the photograph with the 'Fish Eyes' effect inverted.<p>"
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"<b>Multiple Corners</b>: splits the photograph like a multiple corners pattern.<p>"
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"<b>Waves Horizontal</b>: distorts the photograph with horizontal waves.<p>"
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"<b>Waves Vertical</b>: distorts the photograph with vertical waves.<p>"
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"<b>Block Waves 1</b>: divides the image into cells and makes it look as "
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"if it is being viewed through glass blocks.<p>"
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"<b>Block Waves 2</b>: like Block Waves 1 but with another version "
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"of glass blocks distortion.<p>"
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"<b>Circular Waves 1</b>: distorts the photograph with circular waves.<p>"
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"<b>Circular Waves 2</b>: another variation of the Circular Waves effect.<p>"
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"<b>Polar Coordinates</b>: converts the photograph from rectangular "
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"to polar coordinates.<p>"
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"<b>Unpolar Coordinates</b>: the Polar Coordinates effect inverted.<p>"
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"<b>Tile</b>: splits the photograph into square blocks and moves "
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"them randomly inside the image.<p>"
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));
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m_levelLabel = new TQLabel(i18n("Level:"), m_gboxSettings->plainPage());
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m_levelInput = new RIntNumInput(m_gboxSettings->plainPage());
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m_levelInput->setRange(0, 100, 1);
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m_levelInput->setDefaultValue(50);
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TQWhatsThis::add( m_levelInput, i18n("<p>Set here the level of the effect."));
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m_iterationLabel = new TQLabel(i18n("Iteration:"), m_gboxSettings->plainPage());
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m_iterationInput = new RIntNumInput(m_gboxSettings->plainPage());
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m_iterationInput->setRange(0, 100, 1);
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m_iterationInput->setDefaultValue(10);
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TQWhatsThis::add( m_iterationInput, i18n("<p>This value controls the iterations to use for Waves, "
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"Tile, and Neon effects."));
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gridSettings->addMultiCellWidget(m_effectTypeLabel, 0, 0, 0, 1);
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gridSettings->addMultiCellWidget(m_effectType, 1, 1, 0, 1);
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gridSettings->addMultiCellWidget(m_levelLabel, 2, 2, 0, 1);
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gridSettings->addMultiCellWidget(m_levelInput, 3, 3, 0, 1);
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gridSettings->addMultiCellWidget(m_iterationLabel, 4, 4, 0, 1);
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gridSettings->addMultiCellWidget(m_iterationInput, 5, 5, 0, 1);
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gridSettings->setRowStretch(6, 10);
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setToolSettings(m_gboxSettings);
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init();
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// -------------------------------------------------------------
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connect(m_effectType, TQT_SIGNAL(activated(int)),
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this, TQT_SLOT(slotEffectTypeChanged(int)));
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connect(m_levelInput, TQT_SIGNAL(valueChanged(int)),
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this, TQT_SLOT(slotTimer()));
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connect(m_iterationInput, TQT_SIGNAL(valueChanged(int)),
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this, TQT_SLOT(slotTimer()));
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connect(m_gboxSettings, TQT_SIGNAL(signalColorGuideChanged()),
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this, TQT_SLOT(slotColorGuideChanged()));
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}
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DistortionFXTool::~DistortionFXTool()
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{
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}
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void DistortionFXTool::slotColorGuideChanged()
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{
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m_previewWidget->slotChangeGuideColor(m_gboxSettings->guideColor());
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m_previewWidget->slotChangeGuideSize(m_gboxSettings->guideSize());
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}
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void DistortionFXTool::renderingFinished()
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{
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m_effectTypeLabel->setEnabled(true);
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m_effectType->setEnabled(true);
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m_levelInput->setEnabled(true);
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m_levelLabel->setEnabled(true);
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m_iterationInput->setEnabled(true);
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m_iterationLabel->setEnabled(true);
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switch (m_effectType->currentItem())
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{
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case DistortionFX::FishEye:
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case DistortionFX::Twirl:
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case DistortionFX::CilindricalHor:
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case DistortionFX::CilindricalVert:
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case DistortionFX::CilindricalHV:
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case DistortionFX::Caricature:
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case DistortionFX::MultipleCorners:
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break;
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case DistortionFX::PolarCoordinates:
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case DistortionFX::UnpolarCoordinates:
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m_levelInput->setEnabled(false);
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m_levelLabel->setEnabled(false);
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break;
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case DistortionFX::WavesHorizontal:
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case DistortionFX::WavesVertical:
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case DistortionFX::BlockWaves1:
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case DistortionFX::BlockWaves2:
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case DistortionFX::CircularWaves1:
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case DistortionFX::CircularWaves2:
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case DistortionFX::Tile:
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m_iterationInput->setEnabled(true);
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m_iterationLabel->setEnabled(true);
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break;
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}
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}
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void DistortionFXTool::readSettings(void)
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{
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TDEConfig *config = kapp->config();
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config->setGroup("distortionfx Tool");
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m_effectType->blockSignals(true);
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m_iterationInput->blockSignals(true);
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m_levelInput->blockSignals(true);
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m_effectType->setCurrentItem(config->readNumEntry("EffectType",
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m_effectType->defaultItem()));
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m_iterationInput->setValue(config->readNumEntry("IterationAjustment",
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m_iterationInput->defaultValue()));
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m_levelInput->setValue(config->readNumEntry("LevelAjustment",
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m_levelInput->defaultValue()));
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m_effectType->blockSignals(false);
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m_iterationInput->blockSignals(false);
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m_levelInput->blockSignals(false);
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slotEffect();
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}
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void DistortionFXTool::writeSettings(void)
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{
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TDEConfig *config = kapp->config();
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config->setGroup("distortionfx Tool");
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config->writeEntry("EffectType", m_effectType->currentItem());
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config->writeEntry("IterationAjustment", m_iterationInput->value());
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config->writeEntry("LevelAjustment", m_levelInput->value());
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m_previewWidget->writeSettings();
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config->sync();
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}
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void DistortionFXTool::slotResetSettings()
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{
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m_effectType->blockSignals(true);
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m_levelInput->blockSignals(true);
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m_iterationInput->blockSignals(true);
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m_levelInput->slotReset();
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m_iterationInput->slotReset();
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m_effectType->slotReset();
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slotEffectTypeChanged(m_effectType->defaultItem());
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m_effectType->blockSignals(false);
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m_levelInput->blockSignals(false);
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m_iterationInput->blockSignals(false);
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}
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void DistortionFXTool::slotEffectTypeChanged(int type)
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{
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m_levelInput->setEnabled(true);
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m_levelLabel->setEnabled(true);
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m_levelInput->blockSignals(true);
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m_iterationInput->blockSignals(true);
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m_levelInput->setRange(0, 100, 1);
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m_levelInput->setValue(25);
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switch (type)
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{
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case DistortionFX::Twirl:
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m_levelInput->setRange(-50, 50, 1);
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m_levelInput->setValue(10);
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break;
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case DistortionFX::FishEye:
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case DistortionFX::CilindricalHor:
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case DistortionFX::CilindricalVert:
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case DistortionFX::CilindricalHV:
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case DistortionFX::Caricature:
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m_levelInput->setRange(0, 200, 1);
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m_levelInput->setValue(50);
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break;
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case DistortionFX::MultipleCorners:
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m_levelInput->setRange(1, 10, 1);
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m_levelInput->setValue(4);
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break;
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case DistortionFX::WavesHorizontal:
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case DistortionFX::WavesVertical:
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case DistortionFX::BlockWaves1:
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case DistortionFX::BlockWaves2:
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case DistortionFX::CircularWaves1:
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case DistortionFX::CircularWaves2:
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case DistortionFX::Tile:
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m_iterationInput->setEnabled(true);
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m_iterationLabel->setEnabled(true);
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m_iterationInput->setRange(0, 200, 1);
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m_iterationInput->setValue(10);
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break;
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case DistortionFX::PolarCoordinates:
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case DistortionFX::UnpolarCoordinates:
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m_levelInput->setEnabled(false);
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m_levelLabel->setEnabled(false);
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break;
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}
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m_levelInput->blockSignals(false);
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m_iterationInput->blockSignals(false);
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slotEffect();
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}
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void DistortionFXTool::prepareEffect()
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{
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m_effectTypeLabel->setEnabled(false);
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m_effectType->setEnabled(false);
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m_levelInput->setEnabled(false);
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m_levelLabel->setEnabled(false);
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m_iterationInput->setEnabled(false);
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m_iterationLabel->setEnabled(false);
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int l = m_levelInput->value();
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int f = m_iterationInput->value();
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int e = m_effectType->currentItem();
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ImageIface* iface = m_previewWidget->imageIface();
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uchar *data = iface->getPreviewImage();
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DImg image(iface->previewWidth(), iface->previewHeight(), iface->previewSixteenBit(),
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iface->previewHasAlpha(), data);
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delete [] data;
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setFilter(dynamic_cast<DImgThreadedFilter *> (new DistortionFX(&image, this, e, l, f)));
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}
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void DistortionFXTool::prepareFinal()
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{
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m_effectTypeLabel->setEnabled(false);
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m_effectType->setEnabled(false);
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m_levelInput->setEnabled(false);
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m_levelLabel->setEnabled(false);
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m_iterationInput->setEnabled(false);
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m_iterationLabel->setEnabled(false);
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int l = m_levelInput->value();
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int f = m_iterationInput->value();
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int e = m_effectType->currentItem();
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ImageIface iface(0, 0);
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setFilter(dynamic_cast<DImgThreadedFilter *> (new DistortionFX(iface.getOriginalImg(), this, e, l, f)));
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}
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void DistortionFXTool::putPreviewData(void)
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{
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ImageIface* iface = m_previewWidget->imageIface();
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DImg imDest = filter()->getTargetImage()
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.smoothScale(iface->previewWidth(), iface->previewHeight());
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iface->putPreviewImage(imDest.bits());
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m_previewWidget->updatePreview();
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}
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void DistortionFXTool::putFinalData(void)
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{
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ImageIface iface(0, 0);
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DImg targetImage = filter()->getTargetImage();
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iface.putOriginalImage(i18n("Distortion Effects"),
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targetImage.bits(),
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targetImage.width(), targetImage.height());
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}
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} // NameSpace DigikamDistortionFXImagesPlugin
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