1 files changed, 202 insertions, 0 deletions
diff --git a/src/imageplugins/charcoal/charcoaltool.cpp b/src/imageplugins/charcoal/charcoaltool.cpp
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+++ b/src/imageplugins/charcoal/charcoaltool.cpp
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+/* ============================================================
+ *
+ * This file is a part of digiKam project
+ * http://www.digikam.org
+ *
+ * Date        : 2004-08-26
+ * Description : a digikam image editor plugin to
+ *               simulate charcoal drawing.
+ *
+ * Copyright (C) 2004-2008 by Gilles Caulier <caulier dot gilles at gmail dot com>
+ *
+ * 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 <tqlabel.h>
+#include <tqwhatsthis.h>
+#include <tqlayout.h>
+
+// KDE includes.
+
+#include <tdeconfig.h>
+#include <tdelocale.h>
+#include <tdeaboutdata.h>
+#include <kiconloader.h>
+#include <tdeapplication.h>
+#include <kstandarddirs.h>
+
+// LibKDcraw includes.
+
+#include <libkdcraw/rnuminput.h>
+
+// Local includes.
+
+#include "daboutdata.h"
+#include "ddebug.h"
+#include "dimg.h"
+#include "imageiface.h"
+#include "imagepanelwidget.h"
+#include "editortoolsettings.h"
+#include "charcoal.h"
+#include "charcoaltool.h"
+#include "charcoaltool.moc"
+
+using namespace KDcrawIface;
+using namespace Digikam;
+
+namespace DigikamCharcoalImagesPlugin
+{
+
+CharcoalTool::CharcoalTool(TQObject* parent)
+            : EditorToolThreaded(parent)
+{
+    setName("charcoal");
+    setToolName(i18n("Charcoal"));
+    setToolIcon(SmallIcon("charcoaltool"));
+
+    // -------------------------------------------------------------
+
+    m_gboxSettings = new EditorToolSettings(EditorToolSettings::Default|
+                                            EditorToolSettings::Ok|
+                                            EditorToolSettings::Cancel|
+                                            EditorToolSettings::Try,
+                                            EditorToolSettings::PanIcon);
+    TQGridLayout* grid = new TQGridLayout( m_gboxSettings->plainPage(), 4, 1);
+    TQLabel *label1    = new TQLabel(i18n("Pencil size:"), m_gboxSettings->plainPage());
+
+    m_pencilInput = new RIntNumInput(m_gboxSettings->plainPage());
+    m_pencilInput->setRange(1, 100, 1);
+    m_pencilInput->setDefaultValue(5);
+    TQWhatsThis::add( m_pencilInput, i18n("<p>Set here the charcoal pencil size used to simulate the drawing."));
+
+    // -------------------------------------------------------------
+
+    TQLabel *label2 = new TQLabel(i18n("Smooth:"), m_gboxSettings->plainPage());
+
+    m_smoothInput = new RIntNumInput(m_gboxSettings->plainPage());
+    m_smoothInput->setRange(1, 100, 1);
+    m_smoothInput->setDefaultValue(10);
+    TQWhatsThis::add( m_smoothInput, i18n("<p>This value controls the smoothing effect of the pencil "
+                                         "under the canvas."));
+
+    grid->addMultiCellWidget(label1,        0, 0, 0, 1);
+    grid->addMultiCellWidget(m_pencilInput, 1, 1, 0, 1);
+    grid->addMultiCellWidget(label2,        2, 2, 0, 1);
+    grid->addMultiCellWidget(m_smoothInput, 3, 3, 0, 1);
+    grid->setRowStretch(4, 10);
+    grid->setMargin(m_gboxSettings->spacingHint());
+    grid->setSpacing(m_gboxSettings->spacingHint());
+
+    setToolSettings(m_gboxSettings);
+
+    // -------------------------------------------------------------
+
+    m_previewWidget = new ImagePanelWidget(470, 350, "charcoal Tool", m_gboxSettings->panIconView());
+
+    setToolView(m_previewWidget);
+    init();
+
+    // -------------------------------------------------------------
+
+    connect(m_pencilInput, TQ_SIGNAL(valueChanged(int)),
+            this, TQ_SLOT(slotTimer()));
+
+    connect(m_smoothInput, TQ_SIGNAL(valueChanged(int)),
+            this, TQ_SLOT(slotTimer()));
+}
+
+CharcoalTool::~CharcoalTool()
+{
+}
+
+void CharcoalTool::renderingFinished()
+{
+    m_pencilInput->setEnabled(true);
+    m_smoothInput->setEnabled(true);
+}
+
+void CharcoalTool::readSettings()
+{
+    TDEConfig* config = kapp->config();
+    config->setGroup("charcoal Tool");
+    m_pencilInput->blockSignals(true);
+    m_smoothInput->blockSignals(true);
+
+    m_pencilInput->setValue(config->readNumEntry("PencilAjustment", m_pencilInput->defaultValue()));
+    m_smoothInput->setValue(config->readNumEntry("SmoothAjustment", m_smoothInput->defaultValue()));
+
+    m_pencilInput->blockSignals(false);
+    m_smoothInput->blockSignals(false);
+}
+
+void CharcoalTool::writeSettings()
+{
+    TDEConfig* config = kapp->config();
+    config->setGroup("charcoal Tool");
+    config->writeEntry("PencilAjustment", m_pencilInput->value());
+    config->writeEntry("SmoothAjustment", m_smoothInput->value());
+    m_previewWidget->writeSettings();
+    config->sync();
+}
+
+void CharcoalTool::slotResetSettings()
+{
+    m_pencilInput->blockSignals(true);
+    m_smoothInput->blockSignals(true);
+
+    m_pencilInput->slotReset();
+    m_smoothInput->slotReset();
+
+    m_pencilInput->blockSignals(false);
+    m_smoothInput->blockSignals(false);
+}
+
+void CharcoalTool::prepareEffect()
+{
+    m_pencilInput->setEnabled(false);
+    m_smoothInput->setEnabled(false);
+
+    double pencil = (double)m_pencilInput->value()/10.0;
+    double smooth = (double)m_smoothInput->value();
+
+    DImg image = m_previewWidget->getOriginalRegionImage();
+
+    setFilter(dynamic_cast<DImgThreadedFilter*>(new Charcoal(&image, this, pencil, smooth)));
+}
+
+void CharcoalTool::prepareFinal()
+{
+    m_pencilInput->setEnabled(false);
+    m_smoothInput->setEnabled(false);
+
+    double pencil = (double)m_pencilInput->value()/10.0;
+    double smooth = (double)m_smoothInput->value();
+
+    ImageIface iface(0, 0);
+    setFilter(dynamic_cast<DImgThreadedFilter*>(new Charcoal(iface.getOriginalImg(), this, pencil, smooth)));
+}
+
+void CharcoalTool::putPreviewData()
+{
+    m_previewWidget->setPreviewImage(filter()->getTargetImage());
+}
+
+void CharcoalTool::putFinalData()
+{
+    ImageIface iface(0, 0);
+    iface.putOriginalImage(i18n("Charcoal"), filter()->getTargetImage().bits());
+}
+
+}  // NameSpace DigikamCharcoalImagesPlugin