/**************************************************************************** ** ** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). ** All rights reserved. ** ** Contact: Nokia Corporation (qt-info@nokia.com) ** ** This file is part of a Qt Solutions component. ** ** You may use this file under the terms of the BSD license as follows: ** ** "Redistribution and use in source and binary forms, with or without ** modification, are permitted provided that the following conditions are ** met: ** * Redistributions of source code must retain the above copyright ** notice, this list of conditions and the following disclaimer. ** * Redistributions in binary form must reproduce the above copyright ** notice, this list of conditions and the following disclaimer in ** the documentation and/or other materials provided with the ** distribution. ** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor ** the names of its contributors may be used to endorse or promote ** products derived from this software without specific prior written ** permission. ** ** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT ** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR ** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT ** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, ** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT ** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, ** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY ** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT ** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE ** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." ** ****************************************************************************/ #include "mainwindow.h" #include "qtvariantproperty.h" #include "qttreepropertybrowser.h" #include #include #include #include #include #include void CanvasView::contentsMousePressEvent(QMouseEvent* event) { handleMouseClickEvent(event); } void CanvasView::contentsMouseDoubleClickEvent(QMouseEvent* event) { handleMouseClickEvent(event); } void CanvasView::handleMouseClickEvent(QMouseEvent* event) { QPoint p = inverseWorldMatrix().map(event->pos()); QtCanvasItemList l = canvas()->collisions(p); moving = 0; if (!l.isEmpty()) moving = l.first(); moving_start = p; emit itemClicked(moving); } void CanvasView::contentsMouseMoveEvent(QMouseEvent* event) { if (moving) { QPoint p = inverseWorldMatrix().map(event->pos()); moving->moveBy(p.x() - moving_start.x(), p.y() - moving_start.y()); moving_start = p; canvas()->update(); emit itemMoved(moving); } } MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent) { QMenu *editMenu = menuBar()->addMenu(tr("Edit")); QMenu *newObjectMenu = editMenu->addMenu(tr("New Object")); QAction *newRectangleAction = new QAction(tr("Rectangle"), this); connect(newRectangleAction, SIGNAL(triggered(bool)), this, SLOT(newRectangle())); newObjectMenu->addAction(newRectangleAction); QAction *newLineAction = new QAction(tr("Line"), this); connect(newLineAction, SIGNAL(triggered(bool)), this, SLOT(newLine())); newObjectMenu->addAction(newLineAction); QAction *newEllipseAction = new QAction(tr("Ellipse"), this); connect(newEllipseAction, SIGNAL(triggered(bool)), this, SLOT(newEllipse())); newObjectMenu->addAction(newEllipseAction); QAction *newTextAction = new QAction(tr("Text"), this); connect(newTextAction, SIGNAL(triggered(bool)), this, SLOT(newText())); newObjectMenu->addAction(newTextAction); deleteAction = new QAction(tr("Delete Object"), this); connect(deleteAction, SIGNAL(triggered(bool)), this, SLOT(deleteObject())); editMenu->addAction(deleteAction); QAction *clearAction = new QAction(tr("Clear All"), this); connect(clearAction, SIGNAL(triggered(bool)), this, SLOT(clearAll())); editMenu->addAction(clearAction); QAction *fillAction = new QAction(tr("Fill View"), this); connect(fillAction, SIGNAL(triggered(bool)), this, SLOT(fillView())); editMenu->addAction(fillAction); variantManager = new QtVariantPropertyManager(this); connect(variantManager, SIGNAL(valueChanged(QtProperty *, const QVariant &)), this, SLOT(valueChanged(QtProperty *, const QVariant &))); QtVariantEditorFactory *variantFactory = new QtVariantEditorFactory(this); canvas = new QtCanvas(800, 600); canvasView = new CanvasView(canvas, this); setCentralWidget(canvasView); QDockWidget *dock = new QDockWidget(this); addDockWidget(Qt::RightDockWidgetArea, dock); propertyEditor = new QtTreePropertyBrowser(dock); propertyEditor->setFactoryForManager(variantManager, variantFactory); dock->setWidget(propertyEditor); currentItem = 0; connect(canvasView, SIGNAL(itemClicked(QtCanvasItem *)), this, SLOT(itemClicked(QtCanvasItem *))); connect(canvasView, SIGNAL(itemMoved(QtCanvasItem *)), this, SLOT(itemMoved(QtCanvasItem *))); fillView(); itemClicked(0); } void MainWindow::newRectangle() { QtCanvasItem *item = addRectangle(); canvas->update(); itemClicked(item); } void MainWindow::newEllipse() { QtCanvasItem *item = addEllipse(); canvas->update(); itemClicked(item); } void MainWindow::newLine() { QtCanvasItem *item = addLine(); canvas->update(); itemClicked(item); } void MainWindow::newText() { QtCanvasItem *item = addText(); canvas->update(); itemClicked(item); } void MainWindow::deleteObject() { if (!currentItem) return; delete currentItem; itemClicked(0); canvas->update(); } void MainWindow::clearAll() { QtCanvasItemList list = canvas->allItems(); qDeleteAll(list); itemClicked(0); canvas->update(); } void MainWindow::fillView() { for (int i = 0; i < 10; i++) { addRectangle(); addEllipse(); addLine(); addText(); } canvas->update(); } QtCanvasItem *MainWindow::addRectangle() { QtCanvasPolygonalItem *item = new QtCanvasRectangle(rand() % canvas->width(), rand() % canvas->height(), 50, 50, canvas); int z = rand() % 256; item->setBrush(QColor(rand() % 32 * 8, rand() % 32 * 8, rand() % 32 * 8)); item->setPen(QPen(QColor(rand() % 32*8, rand() % 32*8, rand() % 32*8), 4)); item->setZ(z); item->show(); return item; } QtCanvasItem *MainWindow::addEllipse() { QtCanvasPolygonalItem *item = new QtCanvasEllipse(50, 50, canvas); item->setBrush(QColor(rand() % 32 * 8, rand() % 32 * 8, rand() % 32 * 8)); item->move(rand() % canvas->width(), rand() % canvas->height()); item->setZ(rand() % 256); item->show(); return item; } QtCanvasItem *MainWindow::addLine() { QtCanvasLine *item = new QtCanvasLine(canvas); item->setPoints(0, 0, rand() % canvas->width() - canvas->width() / 2, rand() % canvas->height() - canvas->height() / 2); item->move(rand() % canvas->width(), rand() % canvas->height()); item->setPen(QPen(QColor(rand() % 32*8, rand() % 32*8, rand() % 32*8), 6)); item->setZ(rand() % 256); item->show(); return item; } QtCanvasItem *MainWindow::addText() { QtCanvasText *item = new QtCanvasText(canvas); item->setText(tr("Text")); item->setColor(QColor(rand() % 32*8, rand() % 32*8, rand() % 32*8)); item->move(rand() % canvas->width(), rand() % canvas->height()); item->setZ(rand() % 256); item->show(); return item; } void MainWindow::itemMoved(QtCanvasItem *item) { if (item != currentItem) return; variantManager->setValue(idToProperty[QLatin1String("xpos")], item->x()); variantManager->setValue(idToProperty[QLatin1String("ypos")], item->y()); variantManager->setValue(idToProperty[QLatin1String("zpos")], item->z()); } void MainWindow::updateExpandState() { QList list = propertyEditor->topLevelItems(); QListIterator it(list); while (it.hasNext()) { QtBrowserItem *item = it.next(); QtProperty *prop = item->property(); idToExpanded[propertyToId[prop]] = propertyEditor->isExpanded(item); } } void MainWindow::itemClicked(QtCanvasItem *item) { updateExpandState(); QMap::ConstIterator itProp = propertyToId.constBegin(); while (itProp != propertyToId.constEnd()) { delete itProp.key(); itProp++; } propertyToId.clear(); idToProperty.clear(); currentItem = item; if (!currentItem) { deleteAction->setEnabled(false); return; } deleteAction->setEnabled(true); QtVariantProperty *property; property = variantManager->addProperty(QVariant::Double, tr("Position X")); property->setAttribute(QLatin1String("minimum"), 0); property->setAttribute(QLatin1String("maximum"), canvas->width()); property->setValue(item->x()); addProperty(property, QLatin1String("xpos")); property = variantManager->addProperty(QVariant::Double, tr("Position Y")); property->setAttribute(QLatin1String("minimum"), 0); property->setAttribute(QLatin1String("maximum"), canvas->height()); property->setValue(item->y()); addProperty(property, QLatin1String("ypos")); property = variantManager->addProperty(QVariant::Double, tr("Position Z")); property->setAttribute(QLatin1String("minimum"), 0); property->setAttribute(QLatin1String("maximum"), 256); property->setValue(item->z()); addProperty(property, QLatin1String("zpos")); if (item->rtti() == QtCanvasItem::Rtti_Rectangle) { QtCanvasRectangle *i = (QtCanvasRectangle *)item; property = variantManager->addProperty(QVariant::Color, tr("Brush Color")); property->setValue(i->brush().color()); addProperty(property, QLatin1String("brush")); property = variantManager->addProperty(QVariant::Color, tr("Pen Color")); property->setValue(i->pen().color()); addProperty(property, QLatin1String("pen")); property = variantManager->addProperty(QVariant::Size, tr("Size")); property->setValue(i->size()); addProperty(property, QLatin1String("size")); } else if (item->rtti() == QtCanvasItem::Rtti_Line) { QtCanvasLine *i = (QtCanvasLine *)item; property = variantManager->addProperty(QVariant::Color, tr("Pen Color")); property->setValue(i->pen().color()); addProperty(property, QLatin1String("pen")); property = variantManager->addProperty(QVariant::Point, tr("Vector")); property->setValue(i->endPoint()); addProperty(property, QLatin1String("endpoint")); } else if (item->rtti() == QtCanvasItem::Rtti_Ellipse) { QtCanvasEllipse *i = (QtCanvasEllipse *)item; property = variantManager->addProperty(QVariant::Color, tr("Brush Color")); property->setValue(i->brush().color()); addProperty(property, QLatin1String("brush")); property = variantManager->addProperty(QVariant::Size, tr("Size")); property->setValue(QSize(i->width(), i->height())); addProperty(property, QLatin1String("size")); } else if (item->rtti() == QtCanvasItem::Rtti_Text) { QtCanvasText *i = (QtCanvasText *)item; property = variantManager->addProperty(QVariant::Color, tr("Color")); property->setValue(i->color()); addProperty(property, QLatin1String("color")); property = variantManager->addProperty(QVariant::String, tr("Text")); property->setValue(i->text()); addProperty(property, QLatin1String("text")); property = variantManager->addProperty(QVariant::Font, tr("Font")); property->setValue(i->font()); addProperty(property, QLatin1String("font")); } } void MainWindow::addProperty(QtVariantProperty *property, const QString &id) { propertyToId[property] = id; idToProperty[id] = property; QtBrowserItem *item = propertyEditor->addProperty(property); if (idToExpanded.contains(id)) propertyEditor->setExpanded(item, idToExpanded[id]); } void MainWindow::valueChanged(QtProperty *property, const QVariant &value) { if (!propertyToId.contains(property)) return; if (!currentItem) return; QString id = propertyToId[property]; if (id == QLatin1String("xpos")) { currentItem->setX(value.toDouble()); } else if (id == QLatin1String("ypos")) { currentItem->setY(value.toDouble()); } else if (id == QLatin1String("zpos")) { currentItem->setZ(value.toDouble()); } else if (id == QLatin1String("text")) { if (currentItem->rtti() == QtCanvasItem::Rtti_Text) { QtCanvasText *i = (QtCanvasText *)currentItem; i->setText(value.value()); } } else if (id == QLatin1String("color")) { if (currentItem->rtti() == QtCanvasItem::Rtti_Text) { QtCanvasText *i = (QtCanvasText *)currentItem; i->setColor(value.value()); } } else if (id == QLatin1String("brush")) { if (currentItem->rtti() == QtCanvasItem::Rtti_Rectangle || currentItem->rtti() == QtCanvasItem::Rtti_Ellipse) { QtCanvasPolygonalItem *i = (QtCanvasPolygonalItem *)currentItem; QBrush b = i->brush(); b.setColor(value.value()); i->setBrush(b); } } else if (id == QLatin1String("pen")) { if (currentItem->rtti() == QtCanvasItem::Rtti_Rectangle || currentItem->rtti() == QtCanvasItem::Rtti_Line) { QtCanvasPolygonalItem *i = (QtCanvasPolygonalItem *)currentItem; QPen p = i->pen(); p.setColor(value.value()); i->setPen(p); } } else if (id == QLatin1String("font")) { if (currentItem->rtti() == QtCanvasItem::Rtti_Text) { QtCanvasText *i = (QtCanvasText *)currentItem; i->setFont(value.value()); } } else if (id == QLatin1String("endpoint")) { if (currentItem->rtti() == QtCanvasItem::Rtti_Line) { QtCanvasLine *i = (QtCanvasLine *)currentItem; QPoint p = value.value(); i->setPoints(i->startPoint().x(), i->startPoint().y(), p.x(), p.y()); } } else if (id == QLatin1String("size")) { if (currentItem->rtti() == QtCanvasItem::Rtti_Rectangle) { QtCanvasRectangle *i = (QtCanvasRectangle *)currentItem; QSize s = value.value(); i->setSize(s.width(), s.height()); } else if (currentItem->rtti() == QtCanvasItem::Rtti_Ellipse) { QtCanvasEllipse *i = (QtCanvasEllipse *)currentItem; QSize s = value.value(); i->setSize(s.width(), s.height()); } } canvas->update(); } ef='#n368'>368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591