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;
}
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;
// http://www.kdenlive.org/mantis/view.php?id=1035
QList<QGraphicsItem*> i = items(QRectF(p , QSizeF(4, 4)).toRect());
- if (i.size() <= 0) return;
-
- QGraphicsItem* g = i.at(0);
- if (g) {
- if (g->type() == 8) {
- QGraphicsTextItem *t = static_cast<QGraphicsTextItem *>(g);
- m_selectedItem = g;
- t->setTextInteractionFlags(Qt::TextEditorInteraction);
- } else emit doubleClickEvent();
- }
+ 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 || !(item->flags() & QGraphicsItem::ItemIsSelectable)) {
- 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();
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); to be replaced by QTransform::map()?
- */
- 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() - 4 / m_zoom, e->scenePos().toPoint().y() - 4 / m_zoom, 8 / m_zoom, 8 / 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();
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();
* inverted)
*/
int determinantH, determinantV;
+ // Check whether to resize or to just move the item(s)
switch (m_resizeMode) {
case TopLeft:
determinantV = (bottomRight.x() - newpoint.x()) * (topRight.y() - newpoint.y()) - (bottomRight.y() - newpoint.y()) * (topRight.x() - newpoint.x());
default:
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()); }
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()) {
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); to be replaced by QTransform::map()?
- */
- 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() - 4 / m_zoom, e->scenePos().toPoint().y() - 4 / m_zoom, 8 / m_zoom, 8 / 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)) || (borderRight.collidesWithPath(mouseArea) && borderBottom.collidesWithPath(mouseArea)))
- setResizeCursor(borderLeft.line().angle() - 45);
- else if ((borderLeft.collidesWithPath(mouseArea) && borderBottom.collidesWithPath(mouseArea)) || (borderRight.collidesWithPath(mouseArea) && borderTop.collidesWithPath(mouseArea)))
- setResizeCursor(borderLeft.line().angle() + 45);
- else if (borderLeft.collidesWithPath(mouseArea) || borderRight.collidesWithPath(mouseArea))
- setResizeCursor(borderLeft.line().angle());
- else if (borderTop.collidesWithPath(mouseArea) || borderBottom.collidesWithPath(mouseArea))
- setResizeCursor(borderTop.line().angle());
+ 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;
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)
else if (angle > 112.5 && angle <= 157.5)
setCursor(Qt::SizeBDiagCursor);
}
+
+void GraphicsSceneRectMove::slotUpdateFontSize(int s)
+{
+ m_fontSize = s;
+}
+
+#include "graphicsscenerectmove.moc"