Swiftdiff options
Diffstat (limited to 'Swift/QtUI/Whiteboard/WhiteboardElementDrawingVisitor.h')
| -rw-r--r-- | Swift/QtUI/Whiteboard/WhiteboardElementDrawingVisitor.h | 187 |
1 files changed, 187 insertions, 0 deletions
diff --git a/Swift/QtUI/Whiteboard/WhiteboardElementDrawingVisitor.h b/Swift/QtUI/Whiteboard/WhiteboardElementDrawingVisitor.h new file mode 100644 index 0000000..74c6c1d --- /dev/null +++ b/Swift/QtUI/Whiteboard/WhiteboardElementDrawingVisitor.h @@ -0,0 +1,187 @@ +/* + * Copyright (c) 2012 Mateusz Piękos + * Licensed under the simplified BSD license. + * See Documentation/Licenses/BSD-simplified.txt for more information. + */ + +#pragma once + +#include <Swiften/Elements/Whiteboard/WhiteboardElementVisitor.h> +#include <Swiften/Elements/Whiteboard/WhiteboardLineElement.h> +#include <Swiften/Elements/Whiteboard/WhiteboardPolygonElement.h> +#include <Swiften/Elements/Whiteboard/WhiteboardTextElement.h> +#include <Swiften/Elements/Whiteboard/WhiteboardEllipseElement.h> +#include <Swiften/Elements/Whiteboard/WhiteboardFreehandPathElement.h> +#include <Swift/QtUI/Whiteboard/GView.h> +#include <QtSwiftUtil.h> + +namespace Swift { + class WhiteboardElementDrawingVisitor : public WhiteboardElementVisitor { + public: + WhiteboardElementDrawingVisitor(GView* graphicsView, int pos, GView::Type type) : graphicsView_(graphicsView), pos_(pos), type_(type) {} + + void visit(WhiteboardLineElement& element) { + QGraphicsLineItem *item; + if (type_ == GView::New) { + item = new QGraphicsLineItem(element.x1(), element.y1(), element.x2(), element.y2()); + graphicsView_->addItem(item, P2QSTRING(element.getID()), pos_); + } else { + item = qgraphicsitem_cast<QGraphicsLineItem*>(graphicsView_->getItem(P2QSTRING(element.getID()))); + QLineF line(element.x1(), element.y1(), element.x2(), element.y2()); + item->setLine(line); + item->setPos(0,0); + graphicsView_->deselect(P2QSTRING(element.getID())); + } + if (item) { + QPen pen; + WhiteboardColor color = element.getColor(); + pen.setColor(QColor(color.getRed(), color.getGreen(), color.getBlue(), color.getAlpha())); + pen.setWidth(element.getPenWidth()); + item->setPen(pen); + QString id = P2QSTRING(element.getID()); + item->setData(100, id); + } + } + + void visit(WhiteboardFreehandPathElement& element) { + FreehandLineItem *item; + if (type_ == GView::New) { + item = new FreehandLineItem; + } else { + item = qgraphicsitem_cast<FreehandLineItem*>(graphicsView_->getItem(P2QSTRING(element.getID()))); + item->setPos(0,0); + graphicsView_->deselect(P2QSTRING(element.getID())); + } + + if (item) { + QPen pen; + WhiteboardColor color = element.getColor(); + pen.setColor(QColor(color.getRed(), color.getGreen(), color.getBlue(), color.getAlpha())); + pen.setWidth(element.getPenWidth()); + item->setPen(pen); + + std::vector<std::pair<int, int> >::const_iterator it = element.getPoints().begin(); + item->setStartPoint(QPointF(it->first, it->second)); + for (++it; it != element.getPoints().end(); ++it) { + item->lineTo(QPointF(it->first, it->second)); + } + + QString id = P2QSTRING(element.getID()); + item->setData(100, id); + } + if (type_ == GView::New) { + graphicsView_->addItem(item, P2QSTRING(element.getID()), pos_); + } + } + + void visit(WhiteboardRectElement& element) { + QGraphicsRectItem* item; + if (type_ == GView::New) { + item = new QGraphicsRectItem(element.getX(), element.getY(), element.getWidth(), element.getHeight()); + graphicsView_->addItem(item, P2QSTRING(element.getID()), pos_); + } else { + item = qgraphicsitem_cast<QGraphicsRectItem*>(graphicsView_->getItem(P2QSTRING(element.getID()))); + QRectF rect(element.getX(), element.getY(), element.getWidth(), element.getHeight()); + item->setRect(rect); + item->setPos(0,0); + graphicsView_->deselect(P2QSTRING(element.getID())); + } + + if (item) { + QPen pen; + QBrush brush(Qt::SolidPattern); + WhiteboardColor penColor = element.getPenColor(); + WhiteboardColor brushColor = element.getBrushColor(); + pen.setColor(QColor(penColor.getRed(), penColor.getGreen(), penColor.getBlue(), penColor.getAlpha())); + pen.setWidth(element.getPenWidth()); + brush.setColor(QColor(brushColor.getRed(), brushColor.getGreen(), brushColor.getBlue(), brushColor.getAlpha())); + item->setPen(pen); + item->setBrush(brush); + QString id = P2QSTRING(element.getID()); + item->setData(100, id); + } + } + + void visit(WhiteboardPolygonElement& element) { + QGraphicsPolygonItem* item = qgraphicsitem_cast<QGraphicsPolygonItem*>(graphicsView_->getItem(P2QSTRING(element.getID()))); + if (item == 0 && type_ == GView::New) { + item = new QGraphicsPolygonItem(); + QString id = P2QSTRING(element.getID()); + item->setData(100, id); + graphicsView_->addItem(item, id, pos_); + } + graphicsView_->deselect(P2QSTRING(element.getID())); + QPen pen; + QBrush brush(Qt::SolidPattern); + WhiteboardColor penColor = element.getPenColor(); + WhiteboardColor brushColor = element.getBrushColor(); + pen.setColor(QColor(penColor.getRed(), penColor.getGreen(), penColor.getBlue(), penColor.getAlpha())); + pen.setWidth(element.getPenWidth()); + brush.setColor(QColor(brushColor.getRed(), brushColor.getGreen(), brushColor.getBlue(), brushColor.getAlpha())); + item->setPen(pen); + item->setBrush(brush); + + item->setPos(0,0); + QPolygonF polygon; + std::vector<std::pair<int, int> >::const_iterator it = element.getPoints().begin(); + for (; it != element.getPoints().end(); ++it) { + polygon.append(QPointF(it->first, it->second)); + } + item->setPolygon(polygon); + } + + void visit(WhiteboardTextElement& element) { + QGraphicsTextItem* item; + QString id = P2QSTRING(element.getID()); + if (type_ == GView::New) { + item = new QGraphicsTextItem; + graphicsView_->addItem(item, id, pos_); + } else { + item = qgraphicsitem_cast<QGraphicsTextItem*>(graphicsView_->getItem(id)); + graphicsView_->deselect(P2QSTRING(element.getID())); + } + if (item) { + item->setPlainText(P2QSTRING(element.getText())); + item->setPos(QPointF(element.getX(), element.getY())); + QFont font = item->font(); + font.setPointSize(element.getSize()); + item->setFont(font); + WhiteboardColor color = element.getColor(); + item->setDefaultTextColor(QColor(color.getRed(), color.getGreen(), color.getBlue(), color.getAlpha())); + item->setData(100, id); + } + } + + void visit(WhiteboardEllipseElement& element) { + QRectF rect; + QGraphicsEllipseItem* item; + QString id = P2QSTRING(element.getID()); + rect.setTopLeft(QPointF(element.getCX()-element.getRX(), element.getCY()-element.getRY())); + rect.setBottomRight(QPointF(element.getCX()+element.getRX(), element.getCY()+element.getRY())); + if (type_ == GView::New) { + item = new QGraphicsEllipseItem(rect); + graphicsView_->addItem(item, id, pos_); + } else { + item = qgraphicsitem_cast<QGraphicsEllipseItem*>(graphicsView_->getItem(id)); + item->setRect(rect); + item->setPos(0,0); + graphicsView_->deselect(P2QSTRING(element.getID())); + } + QPen pen; + QBrush brush(Qt::SolidPattern); + WhiteboardColor penColor = element.getPenColor(); + WhiteboardColor brushColor = element.getBrushColor(); + pen.setColor(QColor(penColor.getRed(), penColor.getGreen(), penColor.getBlue(), penColor.getAlpha())); + pen.setWidth(element.getPenWidth()); + brush.setColor(QColor(brushColor.getRed(), brushColor.getGreen(), brushColor.getBlue(), brushColor.getAlpha())); + item->setPen(pen); + item->setBrush(brush); + item->setData(100, id); + } + + private: + GView* graphicsView_; + int pos_; + GView::Type type_; + }; +} |