summaryrefslogtreecommitdiffstats
path: root/src/imageplugins/perspective/perspectivetool.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'src/imageplugins/perspective/perspectivetool.cpp')
-rw-r--r--src/imageplugins/perspective/perspectivetool.cpp244
1 files changed, 244 insertions, 0 deletions
diff --git a/src/imageplugins/perspective/perspectivetool.cpp b/src/imageplugins/perspective/perspectivetool.cpp
new file mode 100644
index 00000000..30d0a2cf
--- /dev/null
+++ b/src/imageplugins/perspective/perspectivetool.cpp
@@ -0,0 +1,244 @@
+/* ============================================================
+ *
+ * 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 <tqcheckbox.h>
+#include <tqframe.h>
+#include <tqlabel.h>
+#include <tqlayout.h>
+#include <tqpushbutton.h>
+#include <tqvgroupbox.h>
+#include <tqwhatsthis.h>
+
+// KDE includes.
+
+#include <tdeaboutdata.h>
+#include <tdeapplication.h>
+#include <kcolorbutton.h>
+#include <tdeconfig.h>
+#include <kcursor.h>
+#include <khelpmenu.h>
+#include <kiconloader.h>
+#include <tdelocale.h>
+#include <tdepopupmenu.h>
+#include <kseparator.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 "editortoolsettings.h"
+#include "perspectivewidget.h"
+#include "perspectivetool.h"
+#include "perspectivetool.moc"
+
+using namespace KDcrawIface;
+using namespace Digikam;
+
+namespace DigikamPerspectiveImagesPlugin
+{
+
+PerspectiveTool::PerspectiveTool(TQObject* parent)
+ : EditorTool(parent)
+{
+ setName("perspective");
+ setToolName(i18n("Perspective"));
+ setToolIcon(SmallIcon("perspective"));
+
+ // -------------------------------------------------------------
+
+ TQFrame *frame = new TQFrame(0);
+ 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."));
+ setToolView(frame);
+
+ // -------------------------------------------------------------
+
+ TQString temp;
+ Digikam::ImageIface iface(0, 0);
+
+ m_gboxSettings = new EditorToolSettings(EditorToolSettings::Default|
+ EditorToolSettings::Ok|
+ EditorToolSettings::Cancel);
+
+ TQGridLayout *gridLayout = new TQGridLayout( m_gboxSettings->plainPage(), 13, 2);
+
+ TQLabel *label1 = new TQLabel(i18n("New width:"), m_gboxSettings->plainPage());
+ m_newWidthLabel = new TQLabel(temp.setNum( iface.originalWidth()) + i18n(" px"), m_gboxSettings->plainPage());
+ m_newWidthLabel->setAlignment( AlignBottom | AlignRight );
+
+ TQLabel *label2 = new TQLabel(i18n("New height:"), m_gboxSettings->plainPage());
+ m_newHeightLabel = new TQLabel(temp.setNum( iface.originalHeight()) + i18n(" px"), m_gboxSettings->plainPage());
+ m_newHeightLabel->setAlignment( AlignBottom | AlignRight );
+
+ // -------------------------------------------------------------
+
+ KSeparator *line = new KSeparator(Horizontal, m_gboxSettings->plainPage());
+
+ TQLabel *angleLabel = new TQLabel(i18n("Angles (in degrees):"), m_gboxSettings->plainPage());
+ TQLabel *label3 = new TQLabel(i18n(" Top left:"), m_gboxSettings->plainPage());
+ m_topLeftAngleLabel = new TQLabel(m_gboxSettings->plainPage());
+ TQLabel *label4 = new TQLabel(i18n(" Top right:"), m_gboxSettings->plainPage());
+ m_topRightAngleLabel = new TQLabel(m_gboxSettings->plainPage());
+ TQLabel *label5 = new TQLabel(i18n(" Bottom left:"), m_gboxSettings->plainPage());
+ m_bottomLeftAngleLabel = new TQLabel(m_gboxSettings->plainPage());
+ TQLabel *label6 = new TQLabel(i18n(" Bottom right:"), m_gboxSettings->plainPage());
+ m_bottomRightAngleLabel = new TQLabel(m_gboxSettings->plainPage());
+
+ // -------------------------------------------------------------
+
+ KSeparator *line2 = new KSeparator(Horizontal, m_gboxSettings->plainPage());
+
+ m_drawWhileMovingCheckBox = new TQCheckBox(i18n("Draw preview while moving"), m_gboxSettings->plainPage());
+ gridLayout->addMultiCellWidget(line2, 8, 8, 0, 2);
+ gridLayout->addMultiCellWidget(m_drawWhileMovingCheckBox, 9, 9, 0, 2);
+
+ m_drawGridCheckBox = new TQCheckBox(i18n("Draw grid"), m_gboxSettings->plainPage());
+
+ // -------------------------------------------------------------
+
+ TQLabel *label7 = new TQLabel(i18n("Guide color:"), m_gboxSettings->plainPage());
+ m_guideColorBt = new KColorButton( TQColor( TQt::red ), m_gboxSettings->plainPage() );
+ 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:"), m_gboxSettings->plainPage());
+ m_guideSize = new RIntNumInput(m_gboxSettings->plainPage());
+ m_guideSize->input()->setRange(1, 5, 1, false);
+ m_guideSize->setDefaultValue(1);
+ TQWhatsThis::add( m_guideSize, i18n("<p>Set here the width in pixels used to draw guides dashed-lines."));
+
+ 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);
+ 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);
+ gridLayout->addMultiCellWidget(m_drawGridCheckBox, 10, 10, 0, 2);
+ gridLayout->addMultiCellWidget(label8, 12, 12, 0, 0);
+ gridLayout->addMultiCellWidget(m_guideSize, 12, 12, 2, 2);
+ gridLayout->setColStretch(1, 10);
+ gridLayout->setRowStretch(13, 10);
+ gridLayout->setMargin(m_gboxSettings->spacingHint());
+ gridLayout->setSpacing(m_gboxSettings->spacingHint());
+
+ setToolSettings(m_gboxSettings);
+ init();
+
+ // -------------------------------------------------------------
+
+ 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)));
+}
+
+PerspectiveTool::~PerspectiveTool()
+{
+}
+
+void PerspectiveTool::readSettings()
+{
+ TQColor defaultGuideColor(TQt::red);
+ TDEConfig *config = kapp->config();
+ config->setGroup("perspective Tool");
+ 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", m_guideSize->defaultValue()));
+ 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 PerspectiveTool::writeSettings()
+{
+ TDEConfig *config = kapp->config();
+ config->setGroup("perspective Tool");
+ 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 PerspectiveTool::slotResetSettings()
+{
+ m_previewWidget->reset();
+}
+
+void PerspectiveTool::finalRendering()
+{
+ kapp->setOverrideCursor( KCursor::waitCursor() );
+ m_previewWidget->applyPerspectiveAdjustment();
+ kapp->restoreOverrideCursor();
+}
+
+void PerspectiveTool::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