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349 lines
13 KiB
349 lines
13 KiB
15 years ago
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/* ============================================================
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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 : 2005-02-14
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* Description : a plugin to insert a text over 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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* 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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// Qt includes.
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#include <qvgroupbox.h>
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#include <qlabel.h>
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#include <qpushbutton.h>
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#include <qwhatsthis.h>
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#include <qlayout.h>
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#include <qframe.h>
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#include <qcombobox.h>
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#include <qcheckbox.h>
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#include <qpixmap.h>
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#include <qpainter.h>
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#include <qbrush.h>
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#include <qpen.h>
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#include <qfont.h>
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#include <qtimer.h>
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#include <qhbuttongroup.h>
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#include <qtooltip.h>
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// KDE includes.
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#include <klocale.h>
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#include <kcursor.h>
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#include <kaboutdata.h>
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#include <khelpmenu.h>
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#include <kiconloader.h>
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#include <kapplication.h>
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#include <kpopupmenu.h>
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#include <kstandarddirs.h>
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#include <kconfig.h>
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#include <kcolorbutton.h>
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#include <ktextedit.h>
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// Local includes.
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#include "version.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 "inserttextwidget.h"
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#include "fontchooserwidget.h"
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#include "imageeffect_inserttext.h"
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#include "imageeffect_inserttext.moc"
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namespace DigikamInsertTextImagesPlugin
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{
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ImageEffect_InsertText::ImageEffect_InsertText(QWidget* parent)
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: Digikam::ImageDlgBase(parent, i18n("Insert Text on Photograph"),
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"inserttext", false, false)
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{
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QString whatsThis;
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// About data and help button.
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KAboutData* about = new KAboutData("digikam",
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I18N_NOOP("Insert Text"),
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digikam_version,
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I18N_NOOP("A digiKam image plugin for inserting text on a photograph."),
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KAboutData::License_GPL,
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"(c) 2005-2006, Gilles Caulier\n"
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"(c) 2006-2007, Gilles Caulier and Marcel Wiesweg",
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0,
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"http://www.digikam.org");
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about->addAuthor("Gilles Caulier", I18N_NOOP("Author and maintainer"),
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"caulier dot gilles at gmail dot com");
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about->addAuthor("Marcel Wiesweg", I18N_NOOP("Developer"),
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"marcel dot wiesweg at gmx dot de");
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setAboutData(about);
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// -------------------------------------------------------------
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QFrame *frame = new QFrame(plainPage());
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frame->setFrameStyle(QFrame::Panel|QFrame::Sunken);
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QVBoxLayout* l = new QVBoxLayout(frame, 5, 0);
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m_previewWidget = new InsertTextWidget(480, 320, frame);
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l->addWidget(m_previewWidget);
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QWhatsThis::add( m_previewWidget, i18n("<p>This previews the text inserted in the image. "
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"You can use the mouse to move the text to the right location."));
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setPreviewAreaWidget(frame);
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// -------------------------------------------------------------
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QWidget *gbox2 = new QWidget(plainPage());
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QGridLayout *gridBox2 = new QGridLayout( gbox2, 9, 1, spacingHint());
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m_textEdit = new KTextEdit(gbox2);
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m_textEdit->setCheckSpellingEnabled(true);
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m_textEdit->setWordWrap(QTextEdit::NoWrap);
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QWhatsThis::add( m_textEdit, i18n("<p>Here, enter the text you want to insert in your image."));
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gridBox2->addMultiCellWidget(m_textEdit, 0, 2, 0, 1);
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// -------------------------------------------------------------
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m_fontChooserWidget = new FontChooserWidget(gbox2);
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QWhatsThis::add( m_textEdit, i18n("<p>Here you can choose the font to be used."));
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gridBox2->addMultiCellWidget(m_fontChooserWidget, 3, 3, 0, 1);
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// -------------------------------------------------------------
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KIconLoader icon;
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m_alignButtonGroup = new QHButtonGroup(gbox2);
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QPushButton *alignLeft = new QPushButton( m_alignButtonGroup );
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m_alignButtonGroup->insert(alignLeft, ALIGN_LEFT);
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alignLeft->setPixmap( icon.loadIcon( "text_left", (KIcon::Group)KIcon::Small ) );
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alignLeft->setToggleButton(true);
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QToolTip::add( alignLeft, i18n( "Align text to the left" ) );
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QPushButton *alignRight = new QPushButton( m_alignButtonGroup );
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m_alignButtonGroup->insert(alignRight, ALIGN_RIGHT);
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alignRight->setPixmap( icon.loadIcon( "text_right", (KIcon::Group)KIcon::Small ) );
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alignRight->setToggleButton(true);
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QToolTip::add( alignRight, i18n( "Align text to the right" ) );
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QPushButton *alignCenter = new QPushButton( m_alignButtonGroup );
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m_alignButtonGroup->insert(alignCenter, ALIGN_CENTER);
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alignCenter->setPixmap( icon.loadIcon( "text_center", (KIcon::Group)KIcon::Small ) );
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alignCenter->setToggleButton(true);
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QToolTip::add( alignCenter, i18n( "Align text to center" ) );
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QPushButton *alignBlock = new QPushButton( m_alignButtonGroup );
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m_alignButtonGroup->insert(alignBlock, ALIGN_BLOCK);
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alignBlock->setPixmap( icon.loadIcon( "text_block", (KIcon::Group)KIcon::Small ) );
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alignBlock->setToggleButton(true);
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QToolTip::add( alignBlock, i18n( "Align text to a block" ) );
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m_alignButtonGroup->setExclusive(true);
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m_alignButtonGroup->setFrameShape(QFrame::NoFrame);
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gridBox2->addMultiCellWidget(m_alignButtonGroup, 4, 4, 0, 1);
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// -------------------------------------------------------------
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QLabel *label1 = new QLabel(i18n("Rotation:"), gbox2);
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m_textRotation = new QComboBox( false, gbox2 );
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m_textRotation->insertItem( i18n("None") );
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m_textRotation->insertItem( i18n("90 Degrees") );
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m_textRotation->insertItem( i18n("180 Degrees") );
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m_textRotation->insertItem( i18n("270 Degrees") );
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QWhatsThis::add( m_textRotation, i18n("<p>Select the text rotation to use."));
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gridBox2->addMultiCellWidget(label1, 5, 5, 0, 0);
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gridBox2->addMultiCellWidget(m_textRotation, 5, 5, 1, 1);
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// -------------------------------------------------------------
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QLabel *label2 = new QLabel(i18n("Color:"), gbox2);
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m_fontColorButton = new KColorButton( Qt::black, gbox2 );
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QWhatsThis::add( m_fontColorButton, i18n("<p>Select the font color to use."));
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gridBox2->addMultiCellWidget(label2, 6, 6, 0, 0);
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gridBox2->addMultiCellWidget(m_fontColorButton, 6, 6, 1, 1);
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// -------------------------------------------------------------
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m_borderText = new QCheckBox( i18n( "Add border"), gbox2 );
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QToolTip::add( m_borderText, i18n( "Add a solid border around text using current text color" ) );
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m_transparentText = new QCheckBox( i18n( "Semi-transparent"), gbox2 );
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QToolTip::add( m_transparentText, i18n( "Use semi-transparent text background under image" ) );
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gridBox2->addMultiCellWidget(m_borderText, 7, 7, 0, 1);
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gridBox2->addMultiCellWidget(m_transparentText, 8, 8, 0, 1);
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gridBox2->setRowStretch(9, 10);
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setUserAreaWidget(gbox2);
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// -------------------------------------------------------------
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connect(m_fontChooserWidget, SIGNAL(fontSelected (const QFont &)),
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this, SLOT(slotFontPropertiesChanged(const QFont &)));
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connect(m_fontColorButton, SIGNAL(changed(const QColor &)),
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this, SLOT(slotUpdatePreview()));
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connect(m_textEdit, SIGNAL(textChanged()),
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this, SLOT(slotUpdatePreview()));
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connect(m_alignButtonGroup, SIGNAL(released(int)),
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this, SLOT(slotAlignModeChanged(int)));
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connect(m_borderText, SIGNAL(toggled(bool)),
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this, SLOT(slotUpdatePreview()));
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connect(m_transparentText, SIGNAL(toggled(bool)),
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this, SLOT(slotUpdatePreview()));
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connect(m_textRotation, SIGNAL(activated(int)),
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this, SLOT(slotUpdatePreview()));
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connect(this, SIGNAL(signalUpdatePreview()), SLOT(slotUpdatePreview()));
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// -------------------------------------------------------------
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slotUpdatePreview();
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}
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ImageEffect_InsertText::~ImageEffect_InsertText()
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{
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}
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void ImageEffect_InsertText::readUserSettings()
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{
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KConfig *config = kapp->config();
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config->setGroup("inserttext Tool Dialog");
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QColor black(0, 0, 0);
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QFont defaultFont;
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int orgW = m_previewWidget->imageIface()->originalWidth();
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int orgH = m_previewWidget->imageIface()->originalHeight();
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if ( orgW > orgH ) m_defaultSizeFont = (int)(orgH / 8.0);
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else m_defaultSizeFont = (int)(orgW / 8.0);
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defaultFont.setPointSize(m_defaultSizeFont);
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m_textRotation->setCurrentItem( config->readNumEntry("Text Rotation", 0) );
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m_fontColorButton->setColor(config->readColorEntry("Font Color", &black));
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m_textEdit->setText(config->readEntry("Text String", i18n("Enter your text here!")));
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m_textFont = config->readFontEntry("Font Properties", &defaultFont);
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m_fontChooserWidget->setFont(m_textFont);
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m_alignTextMode = config->readNumEntry("Text Alignment", ALIGN_LEFT);
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m_borderText->setChecked( config->readBoolEntry("Border Text", false) );
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m_transparentText->setChecked( config->readBoolEntry("Transparent Text", false) );
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m_previewWidget->setPositionHint( config->readRectEntry("Position Hint") );
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static_cast<QPushButton*>(m_alignButtonGroup->find(m_alignTextMode))->setOn(true);
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slotAlignModeChanged(m_alignTextMode);
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}
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void ImageEffect_InsertText::writeUserSettings()
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{
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KConfig *config = kapp->config();
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config->setGroup("inserttext Tool Dialog");
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config->writeEntry( "Text Rotation", m_textRotation->currentItem() );
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config->writeEntry( "Font Color", m_fontColorButton->color() );
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config->writeEntry( "Text String", m_textEdit->text() );
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config->writeEntry( "Font Properties", m_textFont );
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config->writeEntry( "Text Alignment", m_alignTextMode );
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config->writeEntry( "Border Text", m_borderText->isChecked() );
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config->writeEntry( "Transparent Text", m_transparentText->isChecked() );
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config->writeEntry( "Position Hint", m_previewWidget->getPositionHint() );
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config->sync();
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}
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void ImageEffect_InsertText::resetValues()
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{
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m_fontColorButton->blockSignals(true);
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m_alignButtonGroup->blockSignals(true);
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m_fontChooserWidget->blockSignals(true);
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m_textRotation->setCurrentItem(0); // No rotation.
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m_fontColorButton->setColor(Qt::black);
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QFont defaultFont;
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m_textFont = defaultFont; // Reset to default KDE font.
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m_textFont.setPointSize( m_defaultSizeFont );
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m_fontChooserWidget->setFont(m_textFont);
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m_borderText->setChecked( false );
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m_transparentText->setChecked( false );
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m_previewWidget->resetEdit();
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static_cast<QPushButton*>(m_alignButtonGroup->find(ALIGN_LEFT))->setOn(true);
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m_fontChooserWidget->blockSignals(false);
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m_fontColorButton->blockSignals(false);
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m_alignButtonGroup->blockSignals(false);
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slotAlignModeChanged(ALIGN_LEFT);
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}
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void ImageEffect_InsertText::slotAlignModeChanged(int mode)
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{
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m_alignTextMode = mode;
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m_textEdit->selectAll(true);
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switch (m_alignTextMode)
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{
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case ALIGN_LEFT:
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m_textEdit->setAlignment( Qt::AlignLeft );
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break;
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case ALIGN_RIGHT:
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m_textEdit->setAlignment( Qt::AlignRight );
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break;
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case ALIGN_CENTER:
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m_textEdit->setAlignment( Qt::AlignHCenter );
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break;
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case ALIGN_BLOCK:
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m_textEdit->setAlignment( Qt::AlignJustify );
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break;
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}
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m_textEdit->selectAll(false);
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emit signalUpdatePreview();
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}
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void ImageEffect_InsertText::slotFontPropertiesChanged(const QFont &font)
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{
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m_textFont = font;
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emit signalUpdatePreview();
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}
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void ImageEffect_InsertText::slotUpdatePreview()
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{
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m_previewWidget->setText(m_textEdit->text(), m_textFont, m_fontColorButton->color(), m_alignTextMode,
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m_borderText->isChecked(), m_transparentText->isChecked(),
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m_textRotation->currentItem());
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}
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void ImageEffect_InsertText::finalRendering()
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{
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accept();
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kapp->setOverrideCursor( KCursor::waitCursor() );
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Digikam::ImageIface iface(0, 0);
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Digikam::DImg dest = m_previewWidget->makeInsertText();
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iface.putOriginalImage(i18n("Insert Text"), dest.bits(), dest.width(), dest.height());
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kapp->restoreOverrideCursor();
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}
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} // NameSpace DigikamInsertTextImagesPlugin
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