git.sesse.net Git - kdenlive/blob - src/titlewidget.cpp

   1 /***************************************************************************
   2                           titlewidget.h  -  description
   3                              -------------------
   4     begin                : Feb 28 2008
   5     copyright            : (C) 2008 by Marco Gittler
   6     email                : g.marco@freenet.de
   7  ***************************************************************************/
   8
   9 /***************************************************************************
  10  *                                                                         *
  11  *   This program is free software; you can redistribute it and/or modify  *
  12  *   it under the terms of the GNU General Public License as published by  *
  13  *   the Free Software Foundation; either version 2 of the License, or     *
  14  *   (at your option) any later version.                                   *
  15  *                                                                         *
  16  ***************************************************************************/
  17
  18 #include "titlewidget.h"
  19 #include "kdenlivesettings.h"
  20
  21 #include <KDebug>
  22 #include <KGlobalSettings>
  23 #include <KFileDialog>
  24 #include <KStandardDirs>
  25 #include <KMessageBox>
  26
  27 #include <QDomDocument>
  28 #include <QGraphicsItem>
  29 #include <QGraphicsSvgItem>
  30 #include <QTimer>
  31 #include <QToolBar>
  32 #include <QMenu>
  33 #include <QTextBlockFormat>
  34 #include <QTextCursor>
  35
  36 int settingUp = false;
  37
  38 const int IMAGEITEM = 7;
  39 const int RECTITEM = 3;
  40 const int TEXTITEM = 8;
  41
  42 TitleWidget::TitleWidget(KUrl url, QString projectPath, Render *render, QWidget *parent) :
  43         QDialog(parent),
  44         Ui::TitleWidget_UI(),
  45         m_startViewport(NULL),
  46         m_endViewport(NULL),
  47         m_render(render),
  48         m_count(0),
  49         m_projectPath(projectPath)
  50 {
  51     setupUi(this);
  52     setFont(KGlobalSettings::toolBarFont());
  53     //toolBox->setFont(KGlobalSettings::toolBarFont());
  54     frame_properties->setEnabled(false);
  55     rect_properties->setFixedHeight(frame_properties->height() + 4);
  56     text_properties->setFixedHeight(frame_properties->height() + 4);
  57     m_frameWidth = render->renderWidth();
  58     m_frameHeight = render->renderHeight();
  59     //connect(newTextButton, SIGNAL(clicked()), this, SLOT(slotNewText()));
  60     //connect(newRectButton, SIGNAL(clicked()), this, SLOT(slotNewRect()));
  61     // kcolorbutton == The color of the background
  62     connect(kcolorbutton, SIGNAL(clicked()), this, SLOT(slotChangeBackground())) ;
  63     // horizontalslider == The alpha of the background
  64     connect(horizontalSlider, SIGNAL(valueChanged(int)), this, SLOT(slotChangeBackground())) ;
  65     //connect(ktextedit, SIGNAL(textChanged()), this , SLOT(textChanged()));
  66     //connect (fontBold, SIGNAL ( clicked()), this, SLOT( setBold()) ) ;
  67
  68
  69     //ktextedit->setHidden(true);
  70     connect(fontColorButton, SIGNAL(clicked()), this, SLOT(slotUpdateText())) ;
  71     connect(font_family, SIGNAL(currentFontChanged(const QFont &)), this, SLOT(slotUpdateText())) ;
  72     connect(font_size, SIGNAL(valueChanged(int)), this, SLOT(slotUpdateText())) ;
  73     connect(textAlpha, SIGNAL(valueChanged(int)), this, SLOT(slotUpdateText()));
  74     //connect (ktextedit, SIGNAL(selectionChanged()), this , SLOT (textChanged()));
  75
  76     connect(rectFAlpha, SIGNAL(valueChanged(int)), this, SLOT(rectChanged()));
  77     connect(rectBAlpha, SIGNAL(valueChanged(int)), this, SLOT(rectChanged()));
  78     connect(rectFColor, SIGNAL(clicked()), this, SLOT(rectChanged()));
  79     connect(rectBColor, SIGNAL(clicked()), this, SLOT(rectChanged()));
  80     connect(rectLineWidth, SIGNAL(valueChanged(int)), this, SLOT(rectChanged()));
  81
  82     connect(startViewportX, SIGNAL(valueChanged(int)), this, SLOT(setupViewports()));
  83     connect(startViewportY, SIGNAL(valueChanged(int)), this, SLOT(setupViewports()));
  84     connect(startViewportSize, SIGNAL(valueChanged(int)), this, SLOT(setupViewports()));
  85     connect(endViewportX, SIGNAL(valueChanged(int)), this, SLOT(setupViewports()));
  86     connect(endViewportY, SIGNAL(valueChanged(int)), this, SLOT(setupViewports()));
  87     connect(endViewportSize, SIGNAL(valueChanged(int)), this, SLOT(setupViewports()));
  88
  89     connect(zValue, SIGNAL(valueChanged(int)), this, SLOT(zIndexChanged(int)));
  90     connect(itemzoom, SIGNAL(valueChanged(int)), this, SLOT(itemScaled(int)));
  91     connect(itemrotate, SIGNAL(valueChanged(int)), this, SLOT(itemRotate(int)));
  92     connect(itemhcenter, SIGNAL(clicked()), this, SLOT(itemHCenter()));
  93     connect(itemvcenter, SIGNAL(clicked()), this, SLOT(itemVCenter()));
  94
  95     connect(value_x, SIGNAL(valueChanged(int)), this, SLOT(slotAdjustSelectedItem()));
  96     connect(value_y, SIGNAL(valueChanged(int)), this, SLOT(slotAdjustSelectedItem()));
  97     connect(value_w, SIGNAL(valueChanged(int)), this, SLOT(slotAdjustSelectedItem()));
  98     connect(value_h, SIGNAL(valueChanged(int)), this, SLOT(slotAdjustSelectedItem()));
  99     connect(buttonFitZoom, SIGNAL(clicked()), this, SLOT(slotAdjustZoom()));
 100     connect(buttonRealSize, SIGNAL(clicked()), this, SLOT(slotZoomOneToOne()));
 101     connect(buttonBold, SIGNAL(clicked()), this, SLOT(slotUpdateText()));
 102     connect(buttonItalic, SIGNAL(clicked()), this, SLOT(slotUpdateText()));
 103     connect(buttonUnder, SIGNAL(clicked()), this, SLOT(slotUpdateText()));
 104     connect(buttonAlignLeft, SIGNAL(clicked()), this, SLOT(slotUpdateText()));
 105     connect(buttonAlignRight, SIGNAL(clicked()), this, SLOT(slotUpdateText()));
 106     connect(buttonAlignCenter, SIGNAL(clicked()), this, SLOT(slotUpdateText()));
 107     connect(buttonAlignNone, SIGNAL(clicked()), this, SLOT(slotUpdateText()));
 108     connect(displayBg, SIGNAL(stateChanged(int)), this, SLOT(displayBackgroundFrame()));
 109
 110     // mbd
 111     connect(this, SIGNAL(accepted()), this, SLOT(slotAccepted()));
 112
 113     buttonFitZoom->setIcon(KIcon("zoom-fit-best"));
 114     buttonRealSize->setIcon(KIcon("zoom-original"));
 115     buttonBold->setIcon(KIcon("format-text-bold"));
 116     buttonItalic->setIcon(KIcon("format-text-italic"));
 117     buttonUnder->setIcon(KIcon("format-text-underline"));
 118     buttonAlignCenter->setIcon(KIcon("format-justify-center"));
 119     buttonAlignLeft->setIcon(KIcon("format-justify-left"));
 120     buttonAlignRight->setIcon(KIcon("format-justify-right"));
 121     buttonAlignNone->setToolTip(i18n("No alignment"));
 122     buttonAlignRight->setToolTip(i18n("Align right"));
 123     buttonAlignLeft->setToolTip(i18n("Align left"));
 124     buttonAlignCenter->setToolTip(i18n("Align center"));
 125
 126     itemhcenter->setIcon(KIcon("kdenlive-align-hor"));
 127     itemhcenter->setToolTip(i18n("Align item horizontally"));
 128     itemvcenter->setIcon(KIcon("kdenlive-align-vert"));
 129     itemvcenter->setToolTip(i18n("Align item vertically"));
 130
 131     QHBoxLayout *layout = new QHBoxLayout;
 132     frame_toolbar->setLayout(layout);
 133     layout->setContentsMargins(2, 2, 2, 2);
 134     QToolBar *m_toolbar = new QToolBar("titleToolBar", this);
 135
 136     m_buttonRect = m_toolbar->addAction(KIcon("kdenlive-insert-rect"), i18n("Add Rectangle"));
 137     m_buttonRect->setCheckable(true);
 138     connect(m_buttonRect, SIGNAL(triggered()), this, SLOT(slotRectTool()));
 139
 140     m_buttonText = m_toolbar->addAction(KIcon("insert-text"), i18n("Add Text"));
 141     m_buttonText->setCheckable(true);
 142     connect(m_buttonText, SIGNAL(triggered()), this, SLOT(slotTextTool()));
 143
 144     m_buttonImage = m_toolbar->addAction(KIcon("insert-image"), i18n("Add Image"));
 145     m_buttonImage->setCheckable(false);
 146     connect(m_buttonImage, SIGNAL(triggered()), this, SLOT(slotImageTool()));
 147
 148     m_buttonCursor = m_toolbar->addAction(KIcon("transform-move"), i18n("Selection Tool"));
 149     m_buttonCursor->setCheckable(true);
 150     connect(m_buttonCursor, SIGNAL(triggered()), this, SLOT(slotSelectTool()));
 151
 152     m_buttonLoad = m_toolbar->addAction(KIcon("document-open"), i18n("Open Document"));
 153     m_buttonLoad->setCheckable(false);
 154     connect(m_buttonLoad, SIGNAL(triggered()), this, SLOT(loadTitle()));
 155
 156     m_buttonSave = m_toolbar->addAction(KIcon("document-save-as"), i18n("Save As"));
 157     m_buttonSave->setCheckable(false);
 158     connect(m_buttonSave, SIGNAL(triggered()), this, SLOT(saveTitle()));
 159
 160     layout->addWidget(m_toolbar);
 161     text_properties->setHidden(true);
 162
 163     // initialize graphic scene
 164     m_scene = new GraphicsSceneRectMove(this);
 165     graphicsView->setScene(m_scene);
 166     m_titledocument.setScene(m_scene);
 167
 168     // a gradient background
 169     /*QRadialGradient *gradient = new QRadialGradient(0, 0, 10);
 170     gradient->setSpread(QGradient::ReflectSpread);
 171     scene->setBackgroundBrush(*gradient);*/
 172
 173     m_frameImage = new QGraphicsPixmapItem();
 174     QTransform qtrans;
 175     qtrans.scale(2.0, 2.0);
 176     m_frameImage->setTransform(qtrans);
 177     m_frameImage->setZValue(-1200);
 178     m_frameImage->setFlags(QGraphicsItem::ItemClipsToShape);
 179     displayBackgroundFrame();
 180     graphicsView->scene()->addItem(m_frameImage);
 181
 182     connect(m_scene, SIGNAL(selectionChanged()), this , SLOT(selectionChanged()));
 183     connect(m_scene, SIGNAL(itemMoved()), this , SLOT(selectionChanged()));
 184     connect(m_scene, SIGNAL(sceneZoom(bool)), this , SLOT(slotZoom(bool)));
 185     connect(m_scene, SIGNAL(actionFinished()), this , SLOT(slotSelectTool()));
 186     connect(m_scene, SIGNAL(actionFinished()), this , SLOT(selectionChanged()));
 187     connect(m_scene, SIGNAL(newRect(QGraphicsRectItem *)), this , SLOT(slotNewRect(QGraphicsRectItem *)));
 188     connect(m_scene, SIGNAL(newText(QGraphicsTextItem *)), this , SLOT(slotNewText(QGraphicsTextItem *)));
 189     connect(zoom_slider, SIGNAL(valueChanged(int)), this , SLOT(slotUpdateZoom(int)));
 190
 191     QPen framepen(Qt::DotLine);
 192     framepen.setColor(Qt::red);
 193
 194     m_frameBorder = new QGraphicsRectItem(QRectF(0, 0, m_frameWidth, m_frameHeight));
 195     m_frameBorder->setPen(framepen);
 196     m_frameBorder->setZValue(-1100);
 197     m_frameBorder->setBrush(Qt::transparent);
 198     m_frameBorder->setFlags(QGraphicsItem::ItemClipsToShape);
 199     graphicsView->scene()->addItem(m_frameBorder);
 200
 201     // mbd: load saved settings
 202     readChoices();
 203
 204     initViewports();
 205     QTimer::singleShot(500, this, SLOT(slotAdjustZoom()));
 206     graphicsView->show();
 207     //graphicsView->setRenderHint(QPainter::Antialiasing);
 208     graphicsView->setInteractive(true);
 209     //graphicsView->resize(400, 300);
 210     kDebug() << "// TITLE WIDGWT: " << graphicsView->viewport()->width() << "x" << graphicsView->viewport()->height();
 211     toolBox->setItemEnabled(2, false);
 212     if (!url.isEmpty()) {
 213         m_count = m_titledocument.loadDocument(url, m_startViewport, m_endViewport) + 1;
 214         slotSelectTool();
 215     } else {
 216         slotRectTool();
 217     }
 218 }
 219
 220 TitleWidget::~TitleWidget()
 221 {
 222     delete m_buttonRect;
 223     delete m_buttonText;
 224     delete m_buttonImage;
 225     delete m_buttonCursor;
 226     delete m_buttonSave;
 227     delete m_buttonLoad;
 228
 229     delete m_frameBorder;
 230     delete m_frameImage;
 231     delete m_startViewport;
 232     delete m_endViewport;
 233     delete m_scene;
 234 }
 235
 236 //static
 237 QStringList TitleWidget::getFreeTitleInfo(const KUrl &projectUrl)
 238 {
 239     QStringList result;
 240     QString titlePath = projectUrl.path() + "/titles/";
 241     KStandardDirs::makeDir(titlePath);
 242     QString titleName = "title";
 243     int counter = 0;
 244     QString path = titlePath + titleName + QString::number(counter).rightJustified(3, '0', false);
 245     while (QFile::exists(path + ".png")) {
 246         counter++;
 247         path = titlePath + titleName + QString::number(counter).rightJustified(3, '0', false);
 248     }
 249     result.append(titleName + QString::number(counter).rightJustified(3, '0', false));
 250     result.append(path + ".png");
 251     return result;
 252 }
 253
 254 QString TitleWidget::getTitleResourceFromName(const KUrl &projectUrl, const QString &titleName)
 255 {
 256     QStringList result;
 257     QString titlePath = projectUrl.path() + "/titles/";
 258     KStandardDirs::makeDir(titlePath);
 259     return titlePath + titleName + ".png";
 260 }
 261
 262 //virtual
 263 void TitleWidget::resizeEvent(QResizeEvent * /*event*/)
 264 {
 265     //slotAdjustZoom();
 266 }
 267
 268 void TitleWidget::slotTextTool()
 269 {
 270     rect_properties->setHidden(true);
 271     text_properties->setHidden(false);
 272     m_scene->setTool(TITLE_TEXT);
 273     m_buttonRect->setChecked(false);
 274     m_buttonCursor->setChecked(false);
 275 }
 276
 277 void TitleWidget::slotRectTool()
 278 {
 279     text_properties->setHidden(true);
 280     rect_properties->setHidden(false);
 281     m_scene->setTool(TITLE_RECTANGLE);
 282     m_buttonText->setChecked(false);
 283     m_buttonCursor->setChecked(false);
 284     m_buttonRect->setChecked(true);
 285 }
 286
 287 void TitleWidget::slotSelectTool()
 288 {
 289     m_scene->setTool(TITLE_SELECT);
 290     m_buttonCursor->setChecked(true);
 291     m_buttonText->setChecked(false);
 292     m_buttonRect->setChecked(false);
 293 }
 294
 295 void TitleWidget::slotImageTool()
 296 {
 297     KUrl url = KFileDialog::getOpenUrl(KUrl(), "*.svg *.png *.jpg *.jpeg *.gif *.raw", this, i18n("Load Image"));
 298     if (!url.isEmpty()) {
 299         if (url.path().endsWith(".svg")) {
 300             QGraphicsSvgItem *svg = new QGraphicsSvgItem(url.toLocalFile());
 301             svg->setFlags(QGraphicsItem::ItemIsMovable | QGraphicsItem::ItemIsSelectable);
 302             svg->setZValue(m_count++);
 303             svg->setData(Qt::UserRole, url.path());
 304             graphicsView->scene()->addItem(svg);
 305         } else {
 306             QPixmap pix(url.path());
 307             QGraphicsPixmapItem *image = new QGraphicsPixmapItem(pix);
 308             image->setShapeMode(QGraphicsPixmapItem::BoundingRectShape);
 309             image->setFlags(QGraphicsItem::ItemIsMovable | QGraphicsItem::ItemIsSelectable);
 310             image->setData(Qt::UserRole, url.path());
 311             image->setZValue(m_count++);
 312             graphicsView->scene()->addItem(image);
 313         }
 314     }
 315     m_scene->setTool(TITLE_SELECT);
 316     m_buttonRect->setChecked(false);
 317     m_buttonCursor->setChecked(true);
 318     m_buttonText->setChecked(false);
 319 }
 320
 321 void TitleWidget::displayBackgroundFrame()
 322 {
 323     if (!displayBg->isChecked()) {
 324         QPixmap bg(m_frameWidth / 2, m_frameHeight / 2);
 325         QPixmap pattern(20, 20);
 326         pattern.fill();
 327         QPainter p;
 328         p.begin(&pattern);
 329         p.fillRect(QRect(0, 0, 10, 10), QColor(210, 210, 210));
 330         p.fillRect(QRect(10, 10, 20, 20), QColor(210, 210, 210));
 331         p.end();
 332         QBrush br(pattern);
 333
 334         p.begin(&bg);
 335         p.fillRect(bg.rect(), br);
 336         p.end();
 337         m_frameImage->setPixmap(bg);
 338     } else {
 339         m_frameImage->setPixmap(m_render->extractFrame((int) m_render->seekPosition().frames(m_render->fps()), m_frameWidth / 2, m_frameHeight / 2));
 340     }
 341 }
 342
 343 void TitleWidget::initViewports()
 344 {
 345     m_startViewport = new QGraphicsPolygonItem(QPolygonF(QRectF(0, 0, 0, 0)));
 346     m_endViewport = new QGraphicsPolygonItem(QPolygonF(QRectF(0, 0, 0, 0)));
 347
 348     QPen startpen(Qt::DotLine);
 349     QPen endpen(Qt::DashDotLine);
 350     startpen.setColor(QColor(100, 200, 100, 140));
 351     endpen.setColor(QColor(200, 100, 100, 140));
 352
 353     m_startViewport->setPen(startpen);
 354     m_endViewport->setPen(endpen);
 355
 356     startViewportSize->setValue(40);
 357     endViewportSize->setValue(40);
 358
 359     m_startViewport->setZValue(-1000);
 360     m_endViewport->setZValue(-1000);
 361
 362     m_startViewport->setFlags(/*QGraphicsItem::ItemIsMovable|*/QGraphicsItem::ItemIsSelectable);
 363     m_endViewport->setFlags(/*QGraphicsItem::ItemIsMovable|*/QGraphicsItem::ItemIsSelectable);
 364
 365     graphicsView->scene()->addItem(m_startViewport);
 366     graphicsView->scene()->addItem(m_endViewport);
 367 }
 368
 369 void TitleWidget::slotUpdateZoom(int pos)
 370 {
 371     m_scene->setZoom((double) pos / 100);
 372     zoom_label->setText(QString::number(pos) + '%');
 373 }
 374
 375 void TitleWidget::slotZoom(bool up)
 376 {
 377     int pos = zoom_slider->value();
 378     if (up) pos++;
 379     else pos--;
 380     zoom_slider->setValue(pos);
 381 }
 382
 383 void TitleWidget::slotAdjustZoom()
 384 {
 385     /*double scalex = graphicsView->width() / (double)(m_frameWidth * 1.2);
 386     double scaley = graphicsView->height() / (double)(m_frameHeight * 1.2);
 387     if (scalex > scaley) scalex = scaley;
 388     int zoompos = (int)(scalex * 7 + 0.5);*/
 389     graphicsView->fitInView(m_frameBorder, Qt::KeepAspectRatio);
 390     int zoompos = graphicsView->matrix().m11() * 100;
 391     zoom_slider->setValue(zoompos);
 392     graphicsView->centerOn(m_frameBorder);
 393 }
 394
 395 void TitleWidget::slotZoomOneToOne()
 396 {
 397     zoom_slider->setValue(100);
 398     graphicsView->centerOn(m_frameBorder);
 399 }
 400
 401 void TitleWidget::slotNewRect(QGraphicsRectItem * rect)
 402 {
 403     QColor f = rectFColor->color();
 404     f.setAlpha(rectFAlpha->value());
 405     QPen penf(f);
 406     penf.setWidth(rectLineWidth->value());
 407     rect->setPen(penf);
 408     QColor b = rectBColor->color();
 409     b.setAlpha(rectBAlpha->value());
 410     rect->setBrush(QBrush(b));
 411     rect->setZValue(m_count++);
 412     //setCurrentItem(rect);
 413     //graphicsView->setFocus();
 414 }
 415
 416 void TitleWidget::slotNewText(QGraphicsTextItem *tt)
 417 {
 418     QFont font = font_family->currentFont();
 419     font.setPixelSize(font_size->value());
 420     // mbd: issue 551:
 421     font.setBold(buttonBold->isChecked());
 422     font.setItalic(buttonItalic->isChecked());
 423     font.setUnderline(buttonUnder->isChecked());
 424
 425     tt->setFont(font);
 426     QColor color = fontColorButton->color();
 427     color.setAlpha(textAlpha->value());
 428     tt->setDefaultTextColor(color);
 429     tt->setZValue(m_count++);
 430     setCurrentItem(tt);
 431 }
 432
 433 void TitleWidget::setCurrentItem(QGraphicsItem *item)
 434 {
 435     m_scene->setSelectedItem(item);
 436 }
 437
 438 void TitleWidget::zIndexChanged(int v)
 439 {
 440     QList<QGraphicsItem*> l = graphicsView->scene()->selectedItems();
 441     if (l.size() >= 1) {
 442         l[0]->setZValue(v);
 443     }
 444 }
 445
 446 void TitleWidget::selectionChanged()
 447 {
 448     if (m_scene->tool() != TITLE_SELECT) return;
 449     QList<QGraphicsItem*> l = graphicsView->scene()->selectedItems();
 450     //toolBox->setItemEnabled(2, false);
 451     //toolBox->setItemEnabled(3, false);
 452     value_x->blockSignals(true);
 453     value_y->blockSignals(true);
 454     value_w->blockSignals(true);
 455     value_h->blockSignals(true);
 456     itemzoom->blockSignals(true);
 457     itemrotate->blockSignals(true);
 458     if (l.size() == 1) {
 459         if (l.at(0)->type() == TEXTITEM) {
 460             rect_properties->setHidden(true);
 461             text_properties->setHidden(false);
 462             QGraphicsTextItem* i = static_cast <QGraphicsTextItem *>(l.at(0));
 463             //if (l[0]->hasFocus())
 464             //ktextedit->setHtml(i->toHtml());
 465             toolBox->setCurrentIndex(0);
 466             //toolBox->setItemEnabled(2, true);
 467             font_size->blockSignals(true);
 468             font_family->blockSignals(true);
 469             buttonBold->blockSignals(true);
 470             buttonItalic->blockSignals(true);
 471             buttonUnder->blockSignals(true);
 472             fontColorButton->blockSignals(true);
 473             textAlpha->blockSignals(true);
 474             buttonAlignLeft->blockSignals(true);
 475             buttonAlignRight->blockSignals(true);
 476             buttonAlignNone->blockSignals(true);
 477             buttonAlignCenter->blockSignals(true);
 478
 479             QFont font = i->font();
 480             font_family->setCurrentFont(font);
 481             font_size->setValue(font.pixelSize());
 482             buttonBold->setChecked(font.bold());
 483             buttonItalic->setChecked(font.italic());
 484             buttonUnder->setChecked(font.underline());
 485
 486             QColor color = i->defaultTextColor();
 487             fontColorButton->setColor(color);
 488             textAlpha->setValue(color.alpha());
 489
 490             QTextCursor cur = i->textCursor();
 491             QTextBlockFormat format = cur.blockFormat();
 492             if (i->textWidth() == -1) buttonAlignNone->setChecked(true);
 493             else if (format.alignment() == Qt::AlignHCenter) buttonAlignCenter->setChecked(true);
 494             else if (format.alignment() == Qt::AlignRight) buttonAlignRight->setChecked(true);
 495             else if (format.alignment() == Qt::AlignLeft) buttonAlignLeft->setChecked(true);
 496
 497             font_size->blockSignals(false);
 498             font_family->blockSignals(false);
 499             buttonBold->blockSignals(false);
 500             buttonItalic->blockSignals(false);
 501             buttonUnder->blockSignals(false);
 502             fontColorButton->blockSignals(false);
 503             textAlpha->blockSignals(false);
 504             buttonAlignLeft->blockSignals(false);
 505             buttonAlignRight->blockSignals(false);
 506             buttonAlignNone->blockSignals(false);
 507             buttonAlignCenter->blockSignals(false);
 508
 509             value_x->setValue((int) i->pos().x());
 510             value_y->setValue((int) i->pos().y());
 511             value_w->setValue((int) i->boundingRect().width());
 512             value_h->setValue((int) i->boundingRect().height());
 513             frame_properties->setEnabled(true);
 514             value_w->setEnabled(false);
 515             value_h->setEnabled(false);
 516         } else if ((l.at(0))->type() == RECTITEM) {
 517             rect_properties->setHidden(false);
 518             text_properties->setHidden(true);
 519             settingUp = true;
 520             QGraphicsRectItem *rec = static_cast <QGraphicsRectItem *>(l.at(0));
 521             toolBox->setCurrentIndex(0);
 522             //toolBox->setItemEnabled(3, true);
 523             rectFAlpha->setValue(rec->pen().color().alpha());
 524             rectBAlpha->setValue(rec->brush().color().alpha());
 525             //kDebug() << rec->brush().color().alpha();
 526             QColor fcol = rec->pen().color();
 527             QColor bcol = rec->brush().color();
 528             //fcol.setAlpha(255);
 529             //bcol.setAlpha(255);
 530             rectFColor->setColor(fcol);
 531             rectBColor->setColor(bcol);
 532             settingUp = false;
 533             rectLineWidth->setValue(rec->pen().width());
 534             value_x->setValue((int) rec->pos().x());
 535             value_y->setValue((int) rec->pos().y());
 536             value_w->setValue((int) rec->rect().width());
 537             value_h->setValue((int) rec->rect().height());
 538             frame_properties->setEnabled(true);
 539             value_w->setEnabled(true);
 540             value_h->setEnabled(true);
 541         } else {
 542             //toolBox->setCurrentIndex(0);
 543             frame_properties->setEnabled(false);
 544         }
 545         zValue->setValue((int)l.at(0)->zValue());
 546         itemzoom->setValue((int)(m_transformations.value(l.at(0)).scalex * 100.0 + 0.5));
 547         itemrotate->setValue((int)(m_transformations.value(l.at(0)).rotate));
 548         value_x->blockSignals(false);
 549         value_y->blockSignals(false);
 550         value_w->blockSignals(false);
 551         value_h->blockSignals(false);
 552         itemzoom->blockSignals(false);
 553         itemrotate->blockSignals(false);
 554     } else frame_properties->setEnabled(false);
 555 }
 556
 557 void TitleWidget::slotAdjustSelectedItem()
 558 {
 559     QList<QGraphicsItem*> l = graphicsView->scene()->selectedItems();
 560     if (l.size() >= 1) {
 561         if (l.at(0)->type() == RECTITEM) {
 562             //rect item
 563             QGraphicsRectItem *rec = static_cast <QGraphicsRectItem *>(l.at(0));
 564             rec->setPos(value_x->value(), value_y->value());
 565             rec->setRect(QRect(0, 0, value_w->value(), value_h->value()));
 566         } else if (l.at(0)->type() == TEXTITEM) {
 567             //text item
 568             QGraphicsTextItem *rec = static_cast <QGraphicsTextItem *>(l.at(0));
 569             rec->setPos(value_x->value(), value_y->value());
 570         }
 571     }
 572 }
 573
 574 void TitleWidget::slotChangeBackground()
 575 {
 576     QColor color = kcolorbutton->color();
 577     color.setAlpha(horizontalSlider->value());
 578     m_frameBorder->setBrush(QBrush(color));
 579 }
 580
 581 void TitleWidget::textChanged()
 582 {
 583     QList<QGraphicsItem*> l = graphicsView->scene()->selectedItems();
 584     if (l.size() == 1 && l.at(0)->type() == TEXTITEM && !l.at(0)->hasFocus()) {
 585         //kDebug() << ktextedit->document()->toHtml();
 586         //((QGraphicsTextItem*)l[0])->setHtml(ktextedit->toHtml());
 587     }
 588 }
 589
 590 void TitleWidget::slotUpdateText()
 591 {
 592     QFont font = font_family->currentFont();
 593     font.setPixelSize(font_size->value());
 594     font.setBold(buttonBold->isChecked());
 595     font.setItalic(buttonItalic->isChecked());
 596     font.setUnderline(buttonUnder->isChecked());
 597     QColor color = fontColorButton->color();
 598     color.setAlpha(textAlpha->value());
 599
 600     QGraphicsTextItem* item = NULL;
 601     QList<QGraphicsItem*> l = graphicsView->scene()->selectedItems();
 602     if (l.size() == 1 && l.at(0)->type() == TEXTITEM) {
 603         item = static_cast <QGraphicsTextItem *>(l.at(0));
 604     }
 605     if (!item) return;
 606     //if (item->textCursor().selection ().isEmpty())
 607     QTextCursor cur = item->textCursor();
 608     QTextBlockFormat format = cur.blockFormat();
 609     if (buttonAlignLeft->isChecked() || buttonAlignCenter->isChecked() || buttonAlignRight->isChecked()) {
 610         item->setTextWidth(item->boundingRect().width());
 611         if (buttonAlignCenter->isChecked()) format.setAlignment(Qt::AlignHCenter);
 612         else if (buttonAlignRight->isChecked()) format.setAlignment(Qt::AlignRight);
 613         else if (buttonAlignLeft->isChecked()) format.setAlignment(Qt::AlignLeft);
 614     } else {
 615         format.setAlignment(Qt::AlignLeft);
 616         item->setTextWidth(-1);
 617     }
 618
 619     {
 620         item->setFont(font);
 621         item->setDefaultTextColor(color);
 622         cur.select(QTextCursor::Document);
 623         cur.setBlockFormat(format);
 624         item->setTextCursor(cur);
 625         cur.clearSelection();
 626         item->setTextCursor(cur);
 627
 628     }
 629     /*else {
 630     QTextDocumentFragment selec = item->textCursor().selection ();
 631     selec.set
 632     }*/
 633     //if (ktextedit->textCursor().selectedText().isEmpty()) ktextedit->selectAll();
 634
 635     //ktextedit->setCurrentFont(font);
 636     //ktextedit->setTextColor(color);
 637     /*QList<QGraphicsItem*> l = graphicsView->scene()->selectedItems();
 638     if (l.size() == 1 && (l[0])->type() == 8 && l[0]->hasFocus()) {
 639     QGraphicsTextItem* item = static_cast <QGraphicsTextItem*> (l[0]);
 640     //item-
 641     }*/
 642 }
 643
 644 void TitleWidget::rectChanged()
 645 {
 646     QList<QGraphicsItem*> l = graphicsView->scene()->selectedItems();
 647     if (l.size() == 1 && l.at(0)->type() == RECTITEM && !settingUp) {
 648         QGraphicsRectItem *rec = static_cast<QGraphicsRectItem *>(l.at(0));
 649         QColor f = rectFColor->color();
 650         f.setAlpha(rectFAlpha->value());
 651         QPen penf(f);
 652         penf.setWidth(rectLineWidth->value());
 653         rec->setPen(penf);
 654         QColor b = rectBColor->color();
 655         b.setAlpha(rectBAlpha->value());
 656         rec->setBrush(QBrush(b));
 657     }
 658 }
 659
 660 void TitleWidget::fontBold()
 661 {
 662     QList<QGraphicsItem*> l = graphicsView->scene()->selectedItems();
 663     if (l.size() == 1 && l.at(0)->type() == TEXTITEM && !l.at(0)->hasFocus()) {
 664         //ktextedit->document()->setTextOption();
 665     }
 666 }
 667
 668 void TitleWidget::itemScaled(int val)
 669 {
 670     QList<QGraphicsItem*> l = graphicsView->scene()->selectedItems();
 671     if (l.size() == 1) {
 672         Transform x = m_transformations.value(l.at(0));
 673         x.scalex = (double)val / 100.0;
 674         x.scaley = (double)val / 100.0;
 675         QTransform qtrans;
 676         qtrans.scale(x.scalex, x.scaley);
 677         qtrans.rotate(x.rotate);
 678         l[0]->setTransform(qtrans);
 679         m_transformations[l.at(0)] = x;
 680     }
 681 }
 682
 683 void TitleWidget::itemRotate(int val)
 684 {
 685     QList<QGraphicsItem*> l = graphicsView->scene()->selectedItems();
 686     if (l.size() == 1) {
 687         Transform x = m_transformations[l.at(0)];
 688         x.rotate = (double)val;
 689         QTransform qtrans;
 690         qtrans.scale(x.scalex, x.scaley);
 691         qtrans.rotate(x.rotate);
 692         l[0]->setTransform(qtrans);
 693         m_transformations[l.at(0)] = x;
 694     }
 695 }
 696
 697 void TitleWidget::itemHCenter()
 698 {
 699     QList<QGraphicsItem*> l = graphicsView->scene()->selectedItems();
 700     if (l.size() == 1) {
 701         QGraphicsItem *item = l.at(0);
 702         QRectF br;
 703         if (item->type() == RECTITEM) {
 704             br = ((QGraphicsRectItem*)item)->rect();
 705         } else br = item->sceneBoundingRect();
 706         int width = (int) br.width();
 707         int newPos = (int)((m_frameWidth - width) / 2);
 708         item->setPos(newPos, item->pos().y());
 709     }
 710 }
 711
 712 void TitleWidget::itemVCenter()
 713 {
 714     QList<QGraphicsItem*> l = graphicsView->scene()->selectedItems();
 715     if (l.size() == 1) {
 716         QGraphicsItem *item = l.at(0);
 717         QRectF br;
 718         if (item->type() == RECTITEM) {
 719             br = ((QGraphicsRectItem*)item)->rect();
 720         } else br = item->sceneBoundingRect();
 721         int height = (int) br.height();
 722         int newPos = (int)((m_frameHeight - height) / 2);
 723         item->setPos(item->pos().x(), newPos);
 724     }
 725 }
 726
 727 void TitleWidget::setupViewports()
 728 {
 729     double aspect_ratio = 4.0 / 3.0;//read from project
 730
 731     QRectF sp(0, 0, 0, 0);
 732     QRectF ep(0, 0, 0, 0);
 733
 734     double sv_size = startViewportSize->value();
 735     double ev_size = endViewportSize->value();
 736     sp.adjust(-sv_size, -sv_size / aspect_ratio, sv_size, sv_size / aspect_ratio);
 737     ep.adjust(-ev_size, -ev_size / aspect_ratio, ev_size, ev_size / aspect_ratio);
 738
 739     m_startViewport->setPos(startViewportX->value(), startViewportY->value());
 740     m_endViewport->setPos(endViewportX->value(), endViewportY->value());
 741
 742     m_startViewport->setPolygon(QPolygonF(sp));
 743     m_endViewport->setPolygon(QPolygonF(ep));
 744
 745 }
 746
 747 void TitleWidget::loadTitle()
 748 {
 749     KUrl url = KFileDialog::getOpenUrl(KUrl(m_projectPath), "*.kdenlivetitle", this, i18n("Load Title"));
 750     if (!url.isEmpty()) {
 751         QList<QGraphicsItem *> items = m_scene->items();
 752         for (int i = 0; i < items.size(); i++) {
 753             if (items.at(i)->zValue() > -1000) delete items.at(i);
 754         }
 755         m_count = m_titledocument.loadDocument(url, m_startViewport, m_endViewport) + 1;
 756         slotSelectTool();
 757     }
 758 }
 759
 760 void TitleWidget::saveTitle(KUrl url)
 761 {
 762     if (url.isEmpty()) url = KFileDialog::getSaveUrl(KUrl(m_projectPath), "*.kdenlivetitle", this, i18n("Save Title"));
 763     if (!url.isEmpty()) {
 764         if (m_titledocument.saveDocument(url, m_startViewport, m_endViewport) == false)
 765             KMessageBox::error(this, i18n("Cannot write to file %1", url.path()));
 766     }
 767 }
 768
 769 QDomDocument TitleWidget::xml()
 770 {
 771     QDomDocument doc = m_titledocument.xml(m_startViewport, m_endViewport);
 772     if (cropImage->isChecked()) {
 773         doc.documentElement().setAttribute("crop", 1);
 774     }
 775     return doc;
 776 }
 777
 778 void TitleWidget::setXml(QDomDocument doc)
 779 {
 780     m_count = m_titledocument.loadFromXml(doc, m_startViewport, m_endViewport);
 781     QDomElement e = doc.documentElement();
 782     cropImage->setChecked(e.hasAttribute("crop"));
 783     m_transformations.clear();
 784     QList <QGraphicsItem *> items = graphicsView->scene()->items();
 785     const double PI = 4.0 * atan(1.0);
 786     for (int i = 0; i < items.count(); i++) {
 787         QTransform t = items.at(i)->transform();
 788         Transform x;
 789         x.scalex = t.m11();
 790         x.scaley = t.m22();
 791         x.rotate = 180. / PI * atan2(-t.m21(), t.m11());
 792         m_transformations[items.at(i)] = x;
 793     }
 794     // mbd: Update the GUI color selectors to match the stuff from the loaded document
 795     QColor background_color = m_titledocument.getBackgroundColor();
 796     horizontalSlider->blockSignals(true);
 797     kcolorbutton->blockSignals(true);
 798     horizontalSlider->setValue(background_color.alpha());
 799     background_color.setAlpha(255);
 800     kcolorbutton->setColor(background_color);
 801     horizontalSlider->blockSignals(false);
 802     kcolorbutton->blockSignals(false);
 803
 804     slotSelectTool();
 805 }
 806
 807 QImage TitleWidget::renderedPixmap()
 808 {
 809     int minX = 0;
 810     int minY = 0;
 811     int maxX = m_frameWidth;
 812     int maxY = m_frameHeight;
 813     if (!cropImage->isChecked()) {
 814         m_scene->removeItem(m_startViewport);
 815         m_scene->removeItem(m_endViewport);
 816         QRect boundingRect = m_scene->itemsBoundingRect().toRect();
 817         if (boundingRect.left() < 0) minX = boundingRect.left();
 818         if (boundingRect.top() < 0) minY = boundingRect.top();
 819         if (boundingRect.right() > maxX) maxX = boundingRect.right();
 820         if (boundingRect.bottom() > maxY) maxY = boundingRect.bottom();
 821         if (minX < 0) {
 822             maxX = maxX - minX;
 823         }
 824         if (minY < 0) {
 825             maxY = maxY - minY;
 826         }
 827     }
 828
 829     QImage pix(maxX, maxY, QImage::Format_ARGB32);
 830     pix.fill(Qt::transparent);
 831     QPainter painter(&pix);
 832     painter.setRenderHints(QPainter::Antialiasing | QPainter::TextAntialiasing | QPainter::HighQualityAntialiasing);
 833     m_scene->clearTextSelection();
 834     QPen framepen = m_frameBorder->pen();
 835     m_frameBorder->setPen(Qt::NoPen);
 836     m_startViewport->setVisible(false);
 837     m_endViewport->setVisible(false);
 838     m_frameImage->setVisible(false);
 839
 840     m_scene->render(&painter, QRectF(), QRectF(minX, minY, maxX - minX, maxY - minY));
 841     painter.end();
 842     m_frameBorder->setPen(framepen);
 843     m_startViewport->setVisible(true);
 844     m_endViewport->setVisible(true);
 845     m_frameImage->setVisible(true);
 846     return pix;
 847 }
 848
 849 /** \brief Connected to the accepted signal - calls writeChoices */
 850 void TitleWidget::slotAccepted()
 851 {
 852     writeChoices();
 853 }
 854
 855 /** \brief Store the current choices of font, background and rect values */
 856 void TitleWidget::writeChoices()
 857 {
 858     // Get a pointer to a shared configuration instance, then get the TitleWidget group.
 859     KSharedConfigPtr config = KGlobal::config();
 860     KConfigGroup titleConfig(config, "TitleWidget");
 861     // Write the entries
 862     titleConfig.writeEntry("font_family", font_family->currentFont());
 863     //titleConfig.writeEntry("font_size", font_size->value());
 864     titleConfig.writeEntry("font_pixel_size", font_size->value());
 865     titleConfig.writeEntry("font_color", fontColorButton->color());
 866     titleConfig.writeEntry("font_alpha", textAlpha->value());
 867     titleConfig.writeEntry("font_bold", buttonBold->isChecked());
 868     titleConfig.writeEntry("font_italic", buttonItalic->isChecked());
 869     titleConfig.writeEntry("font_underlined", buttonUnder->isChecked());
 870
 871     titleConfig.writeEntry("rect_foreground_color", rectFColor->color());
 872     titleConfig.writeEntry("rect_foreground_alpha", rectFAlpha->value());
 873     titleConfig.writeEntry("rect_background_color", rectBColor->color());
 874     titleConfig.writeEntry("rect_background_alpha", rectBAlpha->value());
 875     titleConfig.writeEntry("rect_line_width", rectLineWidth->value());
 876
 877     titleConfig.writeEntry("background_color", kcolorbutton->color());
 878     titleConfig.writeEntry("background_alpha", horizontalSlider->value());
 879
 880     titleConfig.writeEntry("crop_image", cropImage->isChecked());
 881     //! \todo Not sure if I should sync - it is probably safe to do it
 882     config->sync();
 883
 884 }
 885
 886 /** \brief Read the last stored choices into the dialog */
 887 void TitleWidget::readChoices()
 888 {
 889     // Get a pointer to a shared configuration instance, then get the TitleWidget group.
 890     KSharedConfigPtr config = KGlobal::config();
 891     KConfigGroup titleConfig(config, "TitleWidget");
 892     // read the entries
 893     font_family->setCurrentFont(titleConfig.readEntry("font_family", font_family->currentFont()));
 894     font_size->setValue(titleConfig.readEntry("font_pixel_size", font_size->value()));
 895     fontColorButton->setColor(titleConfig.readEntry("font_color", fontColorButton->color()));
 896     textAlpha->setValue(titleConfig.readEntry("font_alpha", textAlpha->value()));
 897     buttonBold->setChecked(titleConfig.readEntry("font_bold", buttonBold->isChecked()));
 898     buttonItalic->setChecked(titleConfig.readEntry("font_italic", buttonItalic->isChecked()));
 899     buttonUnder->setChecked(titleConfig.readEntry("font_underlined", buttonUnder->isChecked()));
 900
 901     rectFColor->setColor(titleConfig.readEntry("rect_foreground_color", rectFColor->color()));
 902     rectFAlpha->setValue(titleConfig.readEntry("rect_foreground_alpha", rectFAlpha->value()));
 903     rectBColor->setColor(titleConfig.readEntry("rect_background_color", rectBColor->color()));
 904     rectBAlpha->setValue(titleConfig.readEntry("rect_background_alpha", rectBAlpha->value()));
 905     rectLineWidth->setValue(titleConfig.readEntry("rect_line_width", rectLineWidth->value()));
 906
 907     kcolorbutton->setColor(titleConfig.readEntry("background_color", kcolorbutton->color()));
 908     horizontalSlider->setValue(titleConfig.readEntry("background_alpha", horizontalSlider->value()));
 909
 910     cropImage->setChecked(titleConfig.readEntry("crop_image", cropImage->isChecked()));
 911 }
 912