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Basic Primitive shapes added (line,rectangle,ellipse). Default style dashed.

Browse Source 
Pending work:
1. DXF Export
2. XML Import / Export
3. Properties Edit option (line style/colour/weight)
4. Debugging required



git-svn-id: svn+ssh://svn.tuxfamily.org/svnroot/qet/qet/trunk@2873 bfdf4180-ca20-0410-9c96-a3a8aa849046
This commit is contained in:
abhishekm71
2014-02-23 18:55:26 +00:00
parent cd1c5ffc81
commit b0e9e7efc1
6 changed files with 228 additions and 4 deletions
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78
sources/diagramview.cpp
View File

@@ -43,6 +43,7 @@
#include <QGraphicsPixmapItem>
#include <QGraphicsSceneMouseEvent>
#include "factory/elementfactory.h"
#include "qetgraphicsitem/qetshapeitem.h"
/**
@@ -451,16 +452,43 @@ void DiagramView::mousePressEvent(QMouseEvent *e) {
break;
case addingText:
addDiagramTextAtPos(mapToScene(e -> pos()));
current_behavior = noAction;
break;
case addingImage:
addDiagramImageAtPos(mapToScene(e -> pos()));
current_behavior = noAction;
break;
case addingLine:
if (!rubber_band) {
rubber_band_origin = mapToScene(e -> pos());
rubber_band = new QRubberBand(QRubberBand::Rectangle, this);
}
rubber_band->setGeometry(QRectF(rubber_band_origin, QSize()).toRect());
rubber_band->show();
break;
case addingRectangle:
if (!rubber_band) {
rubber_band_origin = mapToScene(e -> pos());
rubber_band = new QRubberBand(QRubberBand::Rectangle, this);
}
rubber_band->setGeometry(QRectF(rubber_band_origin, QSize()).toRect());
rubber_band->show();
break;
case addingEllipse:
if (!rubber_band) {
rubber_band_origin = mapToScene(e -> pos());
rubber_band = new QRubberBand(QRubberBand::Rectangle, this);
}
rubber_band->setGeometry(QRectF(rubber_band_origin, QSize()).toRect());
rubber_band->show();
break;
case dragView:
current_behavior = noAction;
break;
default:
current_behavior = noAction;
break;
}
current_behavior = noAction;
}
// workaround for drag view with hold wheel click and drag mouse
// see also mouseMoveEvent() and mouseReleaseEvent()
@@ -484,6 +512,9 @@ void DiagramView::mouseMoveEvent(QMouseEvent *e) {
center_view_ = mapToScene(this -> viewport() -> rect()).boundingRect().center();
return;
}
if ((e -> buttons() & Qt::LeftButton) &&
(current_behavior == addingLine || current_behavior == addingRectangle || current_behavior == addingEllipse))
rubber_band -> setGeometry(QRectF(rubber_band_origin, mapToScene(e->pos())).normalized().toRect());
QGraphicsView::mouseMoveEvent(e);
}
@@ -496,6 +527,30 @@ void DiagramView::mouseReleaseEvent(QMouseEvent *e) {
setCursor(Qt::ArrowCursor);
return;
}
if (current_behavior == addingLine || current_behavior == addingRectangle || current_behavior == addingEllipse) {
QRectF rec = QRectF(rubber_band_origin, mapToScene(e->pos())).normalized();
if (current_behavior == addingLine) {
QetShapeItem *line;
if (rubber_band_origin == rec.topLeft() || rubber_band_origin == rec.bottomRight())
line = new QetShapeItem(rec.topLeft(), rec.bottomRight(), QetShapeItem::Line, false);
else
line = new QetShapeItem(rec.topLeft(), rec.bottomRight(), QetShapeItem::Line, true);
scene -> addItem(line);
emit(LineAdded(false));
} else if (current_behavior == addingRectangle) {
QetShapeItem *rect = new QetShapeItem(rec.topLeft(), rec.bottomRight(), QetShapeItem::Rectangle);
scene -> addItem(rect);
emit(RectangleAdded(false));
} else { // ellipse
QetShapeItem *ellipse = new QetShapeItem(rec.topLeft(), rec.bottomRight(), QetShapeItem::Ellipse);
scene -> addItem(ellipse);
emit(EllipseAdded(false));
}
rubber_band -> hide();
rubber_band = 0;
current_behavior = noAction;
}
QGraphicsView::mouseReleaseEvent(e);
}
@@ -1194,6 +1249,27 @@ void DiagramView::addImage() {
current_behavior = addingImage;
}
/**
* @brief DiagramView::addLine
*/
void DiagramView::addLine() {
current_behavior = addingLine;
}
/**
* @brief DiagramView::addRectangle
*/
void DiagramView::addRectangle() {
current_behavior = addingRectangle;
}
/**
* @brief DiagramView::addEllipse
*/
void DiagramView::addEllipse() {
current_behavior = addingEllipse;
}
/**
* @brief DiagramView::editImage
* open edit image dialog if only one image is selected