GraphicsSceneRectMove::GraphicsSceneRectMove(QObject *parent) :
- QGraphicsScene(parent),
- m_selectedItem(NULL),
- m_resizeMode(NoResize),
- m_tool(TITLE_RECTANGLE)
+ QGraphicsScene(parent),
+ m_selectedItem(NULL),
+ m_resizeMode(NoResize),
+ m_tool(TITLE_RECTANGLE)
{
//grabMouse();
m_zoom = 1.0;
setBackgroundBrush(QBrush(Qt::transparent));
+ m_fontSize = 0;
}
void GraphicsSceneRectMove::setSelectedItem(QGraphicsItem *item)
update();
}
-TITLETOOL GraphicsSceneRectMove::tool()
+TITLETOOL GraphicsSceneRectMove::tool() const
{
return m_tool;
}
}
}
-//virtual
void GraphicsSceneRectMove::keyPressEvent(QKeyEvent * keyEvent)
{
- if (m_selectedItem == NULL) {
+ if (m_selectedItem == NULL || !(m_selectedItem->flags() & QGraphicsItem::ItemIsMovable)) {
QGraphicsScene::keyPressEvent(keyEvent);
return;
}
- int diff = 1;
- if (m_selectedItem->type() == 8) {
+ if (m_selectedItem->type() == QGraphicsTextItem::Type) {
QGraphicsTextItem *t = static_cast<QGraphicsTextItem *>(m_selectedItem);
if (t->textInteractionFlags() & Qt::TextEditorInteraction) {
QGraphicsScene::keyPressEvent(keyEvent);
return;
}
}
+ int diff = 1;
if (keyEvent->modifiers() & Qt::ControlModifier) diff = 10;
switch (keyEvent->key()) {
case Qt::Key_Left:
- m_selectedItem->setPos(m_selectedItem->pos() - QPointF(diff, 0));
+ foreach (QGraphicsItem *qgi, selectedItems()) { qgi->moveBy(-diff,0); }
emit itemMoved();
break;
case Qt::Key_Right:
- m_selectedItem->setPos(m_selectedItem->pos() + QPointF(diff, 0));
+ foreach (QGraphicsItem *qgi, selectedItems()) { qgi->moveBy( diff,0); }
emit itemMoved();
break;
case Qt::Key_Up:
- m_selectedItem->setPos(m_selectedItem->pos() - QPointF(0, diff));
+ foreach (QGraphicsItem *qgi, selectedItems()) { qgi->moveBy(0,-diff); }
emit itemMoved();
break;
case Qt::Key_Down:
- m_selectedItem->setPos(m_selectedItem->pos() + QPointF(0, diff));
+ foreach (QGraphicsItem *qgi, selectedItems()) { qgi->moveBy(0, diff); }
emit itemMoved();
break;
case Qt::Key_Delete:
case Qt::Key_Backspace:
- delete m_selectedItem;
+ foreach (QGraphicsItem *qgi, selectedItems()) {
+ if (qgi->data(-1).toInt() == -1) continue;
+ removeItem(qgi);
+ delete qgi;
+ }
m_selectedItem = NULL;
emit selectionChanged();
break;
emit actionFinished();
}
-//virtual
void GraphicsSceneRectMove::mouseDoubleClickEvent(QGraphicsSceneMouseEvent* e)
{
QPointF p = e->scenePos();
p += QPoint(-2, -2);
m_resizeMode = NoResize;
m_selectedItem = NULL;
- QGraphicsItem* g = items(QRectF(p , QSizeF(4, 4)).toRect()).at(0);
- if (g) {
- if (g->type() == 8) {
- QGraphicsTextItem *t = static_cast<QGraphicsTextItem *>(g);
- m_selectedItem = g;
- t->setTextInteractionFlags(Qt::TextEditorInteraction);
- } else emit doubleClickEvent();
- }
+
+ // http://www.kdenlive.org/mantis/view.php?id=1035
+ QList<QGraphicsItem*> i = items(QRectF(p , QSizeF(4, 4)).toRect());
+ if (i.isEmpty()) return;
+
+ QGraphicsItem* g = i.first();
+ if (g->type() == QGraphicsTextItem::Type) {
+ m_selectedItem = g;
+ QGraphicsTextItem *t = static_cast<QGraphicsTextItem *>(g);
+ t->setTextInteractionFlags(Qt::TextEditorInteraction);
+ } else emit doubleClickEvent();
QGraphicsScene::mouseDoubleClickEvent(e);
}
m_resizeMode = NoResize;
const QList <QGraphicsItem *> list = items(QRectF(p , QSizeF(4, 4)).toRect());
QGraphicsItem *item = NULL;
- bool hasSelected = false;
if (m_tool == TITLE_SELECT) {
foreach(QGraphicsItem *g, list) {
kDebug() << " - - CHECKING ITEM Z:" << g->zValue() << ", TYPE: " << g->type();
// check is there is a selected item in list
if (g->zValue() > -1000 && g->isSelected()) {
- hasSelected = true;
item = g;
break;
}
}
- if (item == NULL) {
- if (m_selectedItem && m_selectedItem->type() == 8) {
- // disable text editing
+ if (item == NULL || !(item->flags() & QGraphicsItem::ItemIsSelectable)) {
+ if (m_selectedItem && m_selectedItem->type() == QGraphicsTextItem::Type) {
+ // disable text editing
QGraphicsTextItem *t = static_cast<QGraphicsTextItem *>(m_selectedItem);
t->textCursor().setPosition(0);
QTextBlock cur = t->textCursor().block();
}
}
}
- if (item != NULL) {
+ if (item != NULL && item->flags() & QGraphicsItem::ItemIsMovable) {
m_sceneClickPoint = e->scenePos();
m_selectedItem = item;
- kDebug() << "///////// ITEM TYPE: " << item->type();
- if (item->type() == 8) {
+ kDebug() << "///////// ITEM TYPE: " << item->type();
+ if (item->type() == QGraphicsTextItem::Type) {
QGraphicsTextItem *t = static_cast<QGraphicsTextItem *>(item);
if (t->textInteractionFlags() == Qt::TextEditorInteraction) {
QGraphicsScene::mousePressEvent(e);
}
t->setTextInteractionFlags(Qt::NoTextInteraction);
setCursor(Qt::ClosedHandCursor);
- } else if (item->type() == 3 || item->type() == 13 || item->type() == 7) {
- QRectF r;
- if (m_selectedItem->type() == 3)
- r = ((QGraphicsRectItem*)m_selectedItem)->rect();
+ } else if (item->type() == QGraphicsRectItem::Type || item->type() == QGraphicsSvgItem::Type || item->type() == QGraphicsPixmapItem::Type) {
+ QRectF r1;
+ if (m_selectedItem->type() == QGraphicsRectItem::Type)
+ r1 = ((QGraphicsRectItem*)m_selectedItem)->rect().normalized();
else
- r = m_selectedItem->boundingRect();
- /*
- * The vertices of the rectangle (check for matrix
- * transformation); i hope there is a shorter way to do this
- */
- QPointF itemOrigin = item->scenePos();
- QTransform transform = item->transform();
- QPointF topLeft(transform.m11() * r.toRect().left() + transform.m21() * r.toRect().top() + transform.m31() + itemOrigin.x(), transform.m22() * r.toRect().top() + transform.m12() * r.toRect().left() + transform.m32() + itemOrigin.y());
- QPointF bottomLeft(transform.m11() * r.toRect().left() + transform.m21() * r.toRect().bottom() + transform.m31() + itemOrigin.x(), transform.m22() * r.toRect().bottom() + transform.m12() * r.toRect().left() + transform.m32() + itemOrigin.y());
- QPointF topRight(transform.m11() * r.toRect().right() + transform.m21() * r.toRect().top() + transform.m31() + itemOrigin.x(), transform.m22() * r.toRect().top() + transform.m12() * r.toRect().right() + transform.m32() + itemOrigin.y());
- QPointF bottomRight(transform.m11() * r.toRect().right() + transform.m21() * r.toRect().bottom() + transform.m31() + itemOrigin.x(), transform.m22() * r.toRect().bottom() + transform.m12() * r.toRect().right() + transform.m32() + itemOrigin.y());
- // The borders (using the transformed coordinates)
- QGraphicsLineItem borderTop(topLeft.x(), topLeft.y(), topRight.x(), topRight.y());
- QGraphicsLineItem borderRight(topRight.x(), topRight.y(), bottomRight.x(), bottomRight.y());
- QGraphicsLineItem borderBottom(bottomRight.x(), bottomRight.y(), bottomLeft.x(), bottomLeft.y());
- QGraphicsLineItem borderLeft(bottomLeft.x(), bottomLeft.y(), topLeft.x(), topLeft.y());
+ r1 = m_selectedItem->boundingRect().normalized();
+
+ QList<QGraphicsView*> viewlist = views();
+ QGraphicsView *view = NULL;
+ if (viewlist.size() > 0) view = viewlist[0];
+ if (view == NULL) return;
+ // Item mapped coordinates
+ QPolygon r = m_selectedItem->deviceTransform(view->viewportTransform()).map(r1).toPolygon();
+ QPainterPath top(r.point(0));
+ top.lineTo(r.point(1));
+ QPainterPath bottom(r.point(2));
+ bottom.lineTo(r.point(3));
+ QPainterPath left(r.point(0));
+ left.lineTo(r.point(3));
+ QPainterPath right(r.point(1));
+ right.lineTo(r.point(2));
+
+
// The area interested by the mouse pointer
+ QPoint viewPos = view->mapFromScene(e->scenePos());
QPainterPath mouseArea;
- mouseArea.addRect(e->scenePos().toPoint().x() - 3 / m_zoom, e->scenePos().toPoint().y() - 3 / m_zoom, 6 / m_zoom, 6 / m_zoom);
+ mouseArea.addRect(viewPos.x() - 4, viewPos.y() - 4, 8, 8);
+
// Check for collisions between the mouse and the borders
- if (borderLeft.collidesWithPath(mouseArea) && borderTop.collidesWithPath(mouseArea))
- m_resizeMode = TopLeft;
- else if (borderLeft.collidesWithPath(mouseArea) && borderBottom.collidesWithPath(mouseArea))
- m_resizeMode = BottomLeft;
- else if (borderRight.collidesWithPath(mouseArea) && borderTop.collidesWithPath(mouseArea))
- m_resizeMode = TopRight;
- else if (borderRight.collidesWithPath(mouseArea) && borderBottom.collidesWithPath(mouseArea))
- m_resizeMode = BottomRight;
- else if (borderLeft.collidesWithPath(mouseArea))
- m_resizeMode = Left;
- else if (borderRight.collidesWithPath(mouseArea))
- m_resizeMode = Right;
- else if (borderTop.collidesWithPath(mouseArea))
- m_resizeMode = Up;
- else if (borderBottom.collidesWithPath(mouseArea))
- m_resizeMode = Down;
+ if (mouseArea.contains(r.point(0))) m_resizeMode = TopLeft;
+ else if (mouseArea.contains(r.point(2))) m_resizeMode = BottomRight;
+ else if (mouseArea.contains(r.point(1))) m_resizeMode = TopRight;
+ else if (mouseArea.contains(r.point(3))) m_resizeMode = BottomLeft;
+ else if (top.intersects(mouseArea)) m_resizeMode = Up;
+ else if (bottom.intersects(mouseArea)) m_resizeMode = Down;
+ else if (right.intersects(mouseArea)) m_resizeMode = Right;
+ else if (left.intersects(mouseArea)) m_resizeMode = Left;
+
else
setCursor(Qt::ClosedHandCursor);
}
emit newText((QGraphicsTextItem *) m_selectedItem);
m_selectedItem->setFlags(QGraphicsItem::ItemIsMovable | QGraphicsItem::ItemIsSelectable);
((QGraphicsTextItem *)m_selectedItem)->setTextInteractionFlags(Qt::TextEditorInteraction);
- m_selectedItem->setPos(e->scenePos());
+ m_selectedItem->setPos(e->scenePos() - QPointF(0, (int)(m_fontSize / 2)));
QGraphicsScene::mousePressEvent(e);
}
- kDebug() << "////// MOUSE CLICK, RESIZE MODE: " << m_resizeMode;
+ kDebug() << "////// MOUSE CLICK, RESIZE MODE: " << m_resizeMode;
}
void GraphicsSceneRectMove::clearTextSelection()
{
- if (m_selectedItem && m_selectedItem->type() == 8) {
- // disable text editing
+ if (m_selectedItem && m_selectedItem->type() == QGraphicsTextItem::Type) {
+ // disable text editing
QGraphicsTextItem *t = static_cast<QGraphicsTextItem *>(m_selectedItem);
t->textCursor().setPosition(0);
QTextBlock cur = t->textCursor().block();
clearSelection();
}
-//virtual
void GraphicsSceneRectMove::mouseMoveEvent(QGraphicsSceneMouseEvent* e)
{
- if ((e->screenPos() - m_clickPoint).manhattanLength() < QApplication::startDragDistance()) {
+ if (e->buttons() != Qt::NoButton && (e->screenPos() - m_clickPoint).manhattanLength() < QApplication::startDragDistance()) {
e->accept();
return;
}
if (m_selectedItem && e->buttons() & Qt::LeftButton) {
- if (m_selectedItem->type() == 3 || m_selectedItem->type() == 13 || m_selectedItem->type() == 7) {
+ if (m_selectedItem->type() == QGraphicsRectItem::Type || m_selectedItem->type() == QGraphicsSvgItem::Type || m_selectedItem->type() == QGraphicsPixmapItem::Type) {
QRectF newrect;
- if (m_selectedItem->type() == 3)
+ if (m_selectedItem->type() == QGraphicsRectItem::Type)
newrect = ((QGraphicsRectItem*)m_selectedItem)->rect();
else
newrect = m_selectedItem->boundingRect();
QPointF newpoint = e->scenePos();
/*
* The vertices of the rectangle (check for matrix
- * transformation); i hope there is a shorter way to do this
+ * transformation); to be replaced by QTransform::map()?
*/
QPointF itemOrigin = m_selectedItem->scenePos();
QTransform transform = m_selectedItem->transform();
* determinant (it must be less than zero because the Y axis is
* inverted)
*/
- int determinant;
+ int determinantH, determinantV;
+ // Check whether to resize or to just move the item(s)
switch (m_resizeMode) {
- case TopLeft:
- determinant = (bottomRight.x() - newpoint.x()) * (topRight.y() - newpoint.y()) - (bottomRight.y() - newpoint.y()) * (topRight.x() - newpoint.x());
- if (determinant < 0) {
- determinant = (bottomLeft.x() - newpoint.x()) * (bottomRight.y() - newpoint.y()) - (bottomLeft.y() - newpoint.y()) * (bottomRight.x() - newpoint.x());
- if (determinant < 0) {
- // resizePoint is not working for some reason
- newrect.setBottomRight(QPointF(newrect.width() - (transform.inverted().m11() * resizePoint.x() + transform.inverted().m21() * resizePoint.y() + transform.inverted().m31()), newrect.bottom() - (transform.inverted().m22() * resizePoint.y() + transform.inverted().m12() * resizePoint.x() + transform.inverted().m32())));
- m_selectedItem->setPos(resizePoint + itemOrigin);
- }
- }
- break;
- case BottomLeft:
- determinant = (bottomRight.x() - newpoint.x()) * (topRight.y() - newpoint.y()) - (bottomRight.y() - newpoint.y()) * (topRight.x() - newpoint.x());
- if (determinant < 0) {
- determinant = (topRight.x() - newpoint.x()) * (topLeft.y() - newpoint.y()) - (topRight.y() - newpoint.y()) * (topLeft.x() - newpoint.x());
- if (determinant < 0) {
- newrect.setBottomRight(QPointF(newrect.width() - resizePoint.x(), resizePoint.y()));
- m_selectedItem->setPos(QPointF(transform.m11() * resizePoint.x() + transform.m21() * (newrect.bottom() - resizePoint.y()) + transform.m31() + itemOrigin.x(), transform.m22() * (newrect.bottom() - resizePoint.y()) + transform.m12() * resizePoint.x() + transform.m32() + itemOrigin.y()));
- }
- }
- break;
- case TopRight:
- determinant = (topLeft.x() - newpoint.x()) * (bottomLeft.y() - newpoint.y()) - (topLeft.y() - newpoint.y()) * (bottomLeft.x() - newpoint.x());
- if (determinant < 0) {
- determinant = (bottomLeft.x() - newpoint.x()) * (bottomRight.y() - newpoint.y()) - (bottomLeft.y() - newpoint.y()) * (bottomRight.x() - newpoint.x());
- if (determinant < 0) {
- newrect.setBottomRight(QPointF(resizePoint.x(), newrect.bottom() - resizePoint.y()));
- m_selectedItem->setPos(QPointF(transform.m11() * (newrect.width() - resizePoint.x()) + transform.m21() * resizePoint.y() + transform.m31() + itemOrigin.x(), transform.m22() * resizePoint.y() + transform.m12() * (newrect.width() - resizePoint.x()) + transform.m32() + itemOrigin.y()));
- }
- }
- break;
- case BottomRight:
- determinant = (topLeft.x() - newpoint.x()) * (bottomLeft.y() - newpoint.y()) - (topLeft.y() - newpoint.y()) * (bottomLeft.x() - newpoint.x());
- if (determinant < 0) {
- determinant = (topRight.x() - newpoint.x()) * (topLeft.y() - newpoint.y()) - (topRight.y() - newpoint.y()) * (topLeft.x() - newpoint.x());
- if (determinant < 0)
- newrect.setBottomRight(resizePoint);
- }
- break;
- case Left:
- determinant = (bottomRight.x() - newpoint.x()) * (topRight.y() - newpoint.y()) - (bottomRight.y() - newpoint.y()) * (topRight.x() - newpoint.x());
- if (determinant < 0) {
- newrect.setRight(newrect.width() - resizePoint.x());
- m_selectedItem->setPos(QPointF(transform.m11() * resizePoint.x() + transform.m31() + itemOrigin.x(), transform.m12() * resizePoint.x() + transform.m32() + itemOrigin.y()));
- }
- break;
- case Right:
- determinant = (topLeft.x() - newpoint.x()) * (bottomLeft.y() - newpoint.y()) - (topLeft.y() - newpoint.y()) * (bottomLeft.x() - newpoint.x());
- if (determinant < 0)
- newrect.setRight(resizePoint.x());
- break;
- case Up:
- determinant = (bottomLeft.x() - newpoint.x()) * (bottomRight.y() - newpoint.y()) - (bottomLeft.y() - newpoint.y()) * (bottomRight.x() - newpoint.x());
- if (determinant < 0) {
- newrect.setBottom(newrect.bottom() - resizePoint.y());
- m_selectedItem->setPos(QPointF(transform.m21() * resizePoint.y() + transform.m31() + itemOrigin.x(), transform.m22() * resizePoint.y() + transform.m32() + itemOrigin.y()));
- }
- break;
- case Down:
- determinant = (topRight.x() - newpoint.x()) * (topLeft.y() - newpoint.y()) - (topRight.y() - newpoint.y()) * (topLeft.x() - newpoint.x());
- if (determinant < 0)
- newrect.setBottom(resizePoint.y());
- break;
- default:
- QPointF diff = e->scenePos() - m_sceneClickPoint;
- m_sceneClickPoint = e->scenePos();
- m_selectedItem->moveBy(diff.x(), diff.y());
- break;
+ case TopLeft:
+ determinantV = (bottomRight.x() - newpoint.x()) * (topRight.y() - newpoint.y()) - (bottomRight.y() - newpoint.y()) * (topRight.x() - newpoint.x());
+ determinantH = (bottomLeft.x() - newpoint.x()) * (bottomRight.y() - newpoint.y()) - (bottomLeft.y() - newpoint.y()) * (bottomRight.x() - newpoint.x());
+ if (determinantV < 0) {
+ if (determinantH < 0) {
+ // resizePoint is not working for some reason
+ newrect.setBottomRight(QPointF(newrect.width() - (transform.inverted().m11() * resizePoint.x() + transform.inverted().m21() * resizePoint.y() + transform.inverted().m31()), newrect.bottom() - (transform.inverted().m22() * resizePoint.y() + transform.inverted().m12() * resizePoint.x() + transform.inverted().m32())));
+ m_selectedItem->setPos(resizePoint + itemOrigin);
+ } else
+ m_resizeMode = BottomLeft;
+ } else {
+ if (determinantH < 0)
+ m_resizeMode = TopRight;
+ else
+ m_resizeMode = BottomRight;
+ }
+ break;
+ case BottomLeft:
+ determinantV = (bottomRight.x() - newpoint.x()) * (topRight.y() - newpoint.y()) - (bottomRight.y() - newpoint.y()) * (topRight.x() - newpoint.x());
+ determinantH = (topRight.x() - newpoint.x()) * (topLeft.y() - newpoint.y()) - (topRight.y() - newpoint.y()) * (topLeft.x() - newpoint.x());
+ if (determinantV < 0) {
+ if (determinantH < 0) {
+ newrect.setBottomRight(QPointF(newrect.width() - resizePoint.x(), resizePoint.y()));
+ m_selectedItem->setPos(QPointF(transform.m11() * resizePoint.x() + transform.m21() *(newrect.bottom() - resizePoint.y()) + transform.m31() + itemOrigin.x(), transform.m22() *(newrect.bottom() - resizePoint.y()) + transform.m12() * resizePoint.x() + transform.m32() + itemOrigin.y()));
+ } else
+ m_resizeMode = TopLeft;
+ } else {
+ if (determinantH < 0)
+ m_resizeMode = BottomRight;
+ else
+ m_resizeMode = TopRight;
+ }
+ break;
+ case TopRight:
+ determinantV = (topLeft.x() - newpoint.x()) * (bottomLeft.y() - newpoint.y()) - (topLeft.y() - newpoint.y()) * (bottomLeft.x() - newpoint.x());
+ determinantH = (bottomLeft.x() - newpoint.x()) * (bottomRight.y() - newpoint.y()) - (bottomLeft.y() - newpoint.y()) * (bottomRight.x() - newpoint.x());
+ if (determinantV < 0) {
+ if (determinantH < 0) {
+ newrect.setBottomRight(QPointF(resizePoint.x(), newrect.bottom() - resizePoint.y()));
+ m_selectedItem->setPos(QPointF(transform.m11() *(newrect.width() - resizePoint.x()) + transform.m21() * resizePoint.y() + transform.m31() + itemOrigin.x(), transform.m22() * resizePoint.y() + transform.m12() *(newrect.width() - resizePoint.x()) + transform.m32() + itemOrigin.y()));
+ } else
+ m_resizeMode = BottomRight;
+ } else {
+ if (determinantH < 0)
+ m_resizeMode = TopLeft;
+ else
+ m_resizeMode = BottomLeft;
+ }
+ break;
+ case BottomRight:
+ determinantV = (topLeft.x() - newpoint.x()) * (bottomLeft.y() - newpoint.y()) - (topLeft.y() - newpoint.y()) * (bottomLeft.x() - newpoint.x());
+ determinantH = (topRight.x() - newpoint.x()) * (topLeft.y() - newpoint.y()) - (topRight.y() - newpoint.y()) * (topLeft.x() - newpoint.x());
+ if (determinantV < 0) {
+ if (determinantH < 0)
+ newrect.setBottomRight(resizePoint);
+ else
+ m_resizeMode = TopRight;
+ } else {
+ if (determinantH < 0)
+ m_resizeMode = BottomLeft;
+ else
+ m_resizeMode = TopLeft;
+ }
+ break;
+ case Left:
+ determinantV = (bottomRight.x() - newpoint.x()) * (topRight.y() - newpoint.y()) - (bottomRight.y() - newpoint.y()) * (topRight.x() - newpoint.x());
+ if (determinantV < 0) {
+ newrect.setRight(newrect.width() - resizePoint.x());
+ m_selectedItem->setPos(QPointF(transform.m11() * resizePoint.x() + transform.m31() + itemOrigin.x(), transform.m12() * resizePoint.x() + transform.m32() + itemOrigin.y()));
+ } else
+ m_resizeMode = Right;
+ break;
+ case Right:
+ determinantV = (topLeft.x() - newpoint.x()) * (bottomLeft.y() - newpoint.y()) - (topLeft.y() - newpoint.y()) * (bottomLeft.x() - newpoint.x());
+ if (determinantV < 0)
+ newrect.setRight(resizePoint.x());
+ else
+ m_resizeMode = Left;
+ break;
+ case Up:
+ determinantH = (bottomLeft.x() - newpoint.x()) * (bottomRight.y() - newpoint.y()) - (bottomLeft.y() - newpoint.y()) * (bottomRight.x() - newpoint.x());
+ if (determinantH < 0) {
+ newrect.setBottom(newrect.bottom() - resizePoint.y());
+ m_selectedItem->setPos(QPointF(transform.m21() * resizePoint.y() + transform.m31() + itemOrigin.x(), transform.m22() * resizePoint.y() + transform.m32() + itemOrigin.y()));
+ } else
+ m_resizeMode = Down;
+ break;
+ case Down:
+ determinantH = (topRight.x() - newpoint.x()) * (topLeft.y() - newpoint.y()) - (topRight.y() - newpoint.y()) * (topLeft.x() - newpoint.x());
+ if (determinantH < 0)
+ newrect.setBottom(resizePoint.y());
+ else
+ m_resizeMode = Up;
+ break;
+ default:
+ QPointF diff = e->scenePos() - m_sceneClickPoint;
+ m_sceneClickPoint = e->scenePos();
+ foreach (QGraphicsItem *qgi, selectedItems()) { qgi->moveBy(diff.x(), diff.y()); }
+ break;
}
- if (m_selectedItem->type() == 3 && m_resizeMode != NoResize) {
+ if (m_selectedItem->type() == QGraphicsRectItem::Type && m_resizeMode != NoResize) {
QGraphicsRectItem *gi = (QGraphicsRectItem*)m_selectedItem;
+ // Resize using aspect ratio
+ if (!m_selectedItem->data(0).isNull()) {
+ // we want to keep aspect ratio
+ double hRatio = (double) newrect.width() / m_selectedItem->data(0).toInt();
+ double vRatio = (double) newrect.height() / m_selectedItem->data(1).toInt();
+ if (hRatio < vRatio) newrect.setHeight(m_selectedItem->data(1).toInt() * hRatio);
+ else newrect.setWidth(m_selectedItem->data(0).toInt() * vRatio);
+ }
+
gi->setRect(newrect);
}
/*else {
if (resizeMode == Left || resizeMode == Right ) s = m_selectedItem->boundingRect().width() / newrect.width();
else s = m_selectedItem->boundingRect().height() / newrect.height();
m_selectedItem->scale( 1 / s, 1 / s );
- kDebug()<<"/// SCALING SVG, RESIZE MODE: "<<resizeMode<<", RECT:"<<m_selectedItem->boundingRect();
+ kDebug()<<"/// SCALING SVG, RESIZE MODE: "<<resizeMode<<", RECT:"<<m_selectedItem->boundingRect();
}*/
//gi->setPos(m_selectedItem->scenePos());
/*if (resizeMode == NoResize) {
QGraphicsScene::mouseMoveEvent(e);
return;
}*/
- } else if (m_selectedItem->type() == 8) {
+ } else if (m_selectedItem->type() == QGraphicsTextItem::Type) {
QGraphicsTextItem *t = static_cast<QGraphicsTextItem *>(m_selectedItem);
if (t->textInteractionFlags() & Qt::TextEditorInteraction) {
QGraphicsScene::mouseMoveEvent(e);
}
QPointF diff = e->scenePos() - m_sceneClickPoint;
m_sceneClickPoint = e->scenePos();
- m_selectedItem->moveBy(diff.x(), diff.y());
+ foreach (QGraphicsItem *qgi, selectedItems()) { qgi->moveBy(diff.x(), diff.y()); }
}
emit itemMoved();
} else if (m_tool == TITLE_SELECT) {
+ QList<QGraphicsView*> viewlist = views();
+ QGraphicsView *view = NULL;
+ if (viewlist.size() > 0) view = viewlist[0];
+
QPointF p = e->scenePos();
p += QPoint(-2, -2);
m_resizeMode = NoResize;
bool itemFound = false;
- foreach(const QGraphicsItem* g, items(QRectF(p , QSizeF(4, 4)).toRect())) {
- if ((g->type() == 13 || g->type() == 7) && g->zValue() > -1000) {
+ QList<QGraphicsItem *> list = items(QRectF(p , QSizeF(4, 4)).toRect());
+ foreach(const QGraphicsItem* g, list) {
+ if ((g->type() == QGraphicsSvgItem::Type || g->type() == QGraphicsPixmapItem::Type) && g->zValue() > -1000) {
// image or svg item
setCursor(Qt::OpenHandCursor);
break;
- } else if (g->type() == 3 && g->zValue() > -1000) {
- QRectF r = ((const QGraphicsRectItem*)g)->rect();
+ } else if (g->type() == QGraphicsRectItem::Type && g->zValue() > -1000) {
+ if (view == NULL) continue;
+ QRectF r1 = ((const QGraphicsRectItem*)g)->rect().normalized();
itemFound = true;
- /*
- * The vertices of the rectangle (check for matrix
- * transformation); i hope there is a shorter way to do this
- */
- QPointF itemOrigin = g->scenePos();
- QTransform transform = g->transform();
- QPointF topLeft(transform.m11() * r.toRect().left() + transform.m21() * r.toRect().top() + transform.m31() + itemOrigin.x(), transform.m22() * r.toRect().top() + transform.m12() * r.toRect().left() + transform.m32() + itemOrigin.y());
- QPointF bottomLeft(transform.m11() * r.toRect().left() + transform.m21() * r.toRect().bottom() + transform.m31() + itemOrigin.x(), transform.m22() * r.toRect().bottom() + transform.m12() * r.toRect().left() + transform.m32() + itemOrigin.y());
- QPointF topRight(transform.m11() * r.toRect().right() + transform.m21() * r.toRect().top() + transform.m31() + itemOrigin.x(), transform.m22() * r.toRect().top() + transform.m12() * r.toRect().right() + transform.m32() + itemOrigin.y());
- QPointF bottomRight(transform.m11() * r.toRect().right() + transform.m21() * r.toRect().bottom() + transform.m31() + itemOrigin.x(), transform.m22() * r.toRect().bottom() + transform.m12() * r.toRect().right() + transform.m32() + itemOrigin.y());
- // The borders (using the transformed coordinates)
- QGraphicsLineItem borderTop(topLeft.x(), topLeft.y(), topRight.x(), topRight.y());
- QGraphicsLineItem borderRight(topRight.x(), topRight.y(), bottomRight.x(), bottomRight.y());
- QGraphicsLineItem borderBottom(bottomRight.x(), bottomRight.y(), bottomLeft.x(), bottomLeft.y());
- QGraphicsLineItem borderLeft(bottomLeft.x(), bottomLeft.y(), topLeft.x(), topLeft.y());
+
+ // Item mapped coordinates
+ QPolygon r = g->deviceTransform(view->viewportTransform()).map(r1).toPolygon();
+ QPainterPath top(r.point(0));
+ top.lineTo(r.point(1));
+ QPainterPath bottom(r.point(2));
+ bottom.lineTo(r.point(3));
+ QPainterPath left(r.point(0));
+ left.lineTo(r.point(3));
+ QPainterPath right(r.point(1));
+ right.lineTo(r.point(2));
+
// The area interested by the mouse pointer
+ QPoint viewPos = view->mapFromScene(e->scenePos());
QPainterPath mouseArea;
- mouseArea.addRect(e->scenePos().toPoint().x() - 3 / m_zoom, e->scenePos().toPoint().y() - 3 / m_zoom, 6 / m_zoom, 6 / m_zoom);
+ mouseArea.addRect(viewPos.x() - 4, viewPos.y() - 4, 8, 8);
+
// Check for collisions between the mouse and the borders
- if (borderLeft.collidesWithPath(mouseArea) && borderTop.collidesWithPath(mouseArea))
- setCursor(QCursor(Qt::SizeFDiagCursor));
- else if (borderLeft.collidesWithPath(mouseArea) && borderBottom.collidesWithPath(mouseArea))
- setCursor(QCursor(Qt::SizeBDiagCursor));
- else if (borderRight.collidesWithPath(mouseArea) && borderTop.collidesWithPath(mouseArea))
- setCursor(QCursor(Qt::SizeBDiagCursor));
- else if (borderRight.collidesWithPath(mouseArea) && borderBottom.collidesWithPath(mouseArea))
- setCursor(QCursor(Qt::SizeFDiagCursor));
- else if (borderLeft.collidesWithPath(mouseArea))
- setCursor(Qt::SizeHorCursor);
- else if (borderRight.collidesWithPath(mouseArea))
- setCursor(Qt::SizeHorCursor);
- else if (borderTop.collidesWithPath(mouseArea))
- setCursor(Qt::SizeVerCursor);
- else if (borderBottom.collidesWithPath(mouseArea))
- setCursor(Qt::SizeVerCursor);
+ if (mouseArea.contains(r.point(0)) || mouseArea.contains(r.point(2))) setCursor(Qt::SizeFDiagCursor);
+ else if (mouseArea.contains(r.point(1)) || mouseArea.contains(r.point(3))) setCursor(Qt::SizeBDiagCursor);
+ else if (top.intersects(mouseArea) || bottom.intersects(mouseArea)) setCursor(Qt::SizeVerCursor);
+ else if (right.intersects(mouseArea) || left.intersects(mouseArea)) setCursor(Qt::SizeHorCursor);
else
setCursor(Qt::OpenHandCursor);
break;
}
QGraphicsScene::mouseMoveEvent(e);
} else if (m_tool == TITLE_RECTANGLE && e->buttons() & Qt::LeftButton) {
- if (m_selectedItem == NULL && (m_clickPoint - e->screenPos()).manhattanLength() >= QApplication::startDragDistance()) {
+ if (m_selectedItem == NULL) {
// create new rect item
- m_selectedItem = addRect(0, 0, e->scenePos().x() - m_sceneClickPoint.x(), e->scenePos().y() - m_sceneClickPoint.y());
+ QRectF r(0, 0, e->scenePos().x() - m_sceneClickPoint.x(), e->scenePos().y() - m_sceneClickPoint.y());
+ r = r.normalized();
+ m_selectedItem = addRect(QRectF(0, 0, r.width(), r.height()));
emit newRect((QGraphicsRectItem *) m_selectedItem);
m_selectedItem->setFlags(QGraphicsItem::ItemIsMovable | QGraphicsItem::ItemIsSelectable);
m_selectedItem->setPos(m_sceneClickPoint);
void GraphicsSceneRectMove::wheelEvent(QGraphicsSceneWheelEvent * wheelEvent)
{
- QList<QGraphicsView*> viewlist = views();
- //kDebug() << wheelEvent->delta() << " " << zoom;
- if (viewlist.size() > 0) {
- if (wheelEvent->delta() < 0) emit sceneZoom(true);
- else emit sceneZoom(false);
- }
+ if (wheelEvent->modifiers() == Qt::ControlModifier) {
+ QList<QGraphicsView*> viewlist = views();
+ //kDebug() << wheelEvent->delta() << " " << zoom;
+ if (viewlist.size() > 0) {
+ if (wheelEvent->delta() > 0) emit sceneZoom(true);
+ else emit sceneZoom(false);
+ }
+ } else wheelEvent->setAccepted(false);
}
void GraphicsSceneRectMove::setScale(double s)
v->setCursor(c);
}
}
+
+void GraphicsSceneRectMove::setResizeCursor(qreal angle)
+{
+ // % is not working...
+ while (angle < 0)
+ angle += 180;
+ while (angle >= 180)
+ angle -= 180;
+ if (angle > 157.5 || angle <= 22.5)
+ setCursor(Qt::SizeVerCursor);
+ else if (angle > 22.5 && angle <= 67.5)
+ setCursor(Qt::SizeFDiagCursor);
+ else if (angle > 67.5 && angle <= 112.5)
+ setCursor(Qt::SizeHorCursor);
+ else if (angle > 112.5 && angle <= 157.5)
+ setCursor(Qt::SizeBDiagCursor);
+}
+
+void GraphicsSceneRectMove::slotUpdateFontSize(int s)
+{
+ m_fontSize = s;
+}
+
+#include "graphicsscenerectmove.moc"
projects / kdenlive / blobdiff