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