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authorMateusz Piekos <mateuszpiekos@gmail.com>2012-05-30 12:40:27 (GMT)
committerRemko Tronçon <git@el-tramo.be>2012-09-08 16:14:27 (GMT)
commitfe8a8aa031da734f3112184420b372021d9e10c7 (patch)
tree9f8e0b7d11d7612eb25a8682cf940fa647ca67f2 /Swift/QtUI/Whiteboard/WhiteboardElementDrawingVisitor.h
parent0174723efbc1f612433d45c6916a2ad4596b96ba (diff)
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Support whiteboarding.
License: This patch is BSD-licensed, see http://www.opensource.org/licenses/bsd-license.php
Diffstat (limited to 'Swift/QtUI/Whiteboard/WhiteboardElementDrawingVisitor.h')
-rw-r--r--Swift/QtUI/Whiteboard/WhiteboardElementDrawingVisitor.h187
1 files changed, 187 insertions, 0 deletions
diff --git a/Swift/QtUI/Whiteboard/WhiteboardElementDrawingVisitor.h b/Swift/QtUI/Whiteboard/WhiteboardElementDrawingVisitor.h
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+/*
+ * 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_;
+ };
+}