git-svn-id: svn://db.shs.com.ru/libs@316 a8b55f48-bf90-11e4-a774-851b48703e85
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@@ -1,94 +1,7 @@
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#include "blockitem.h"
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#include "blockview.h"
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#include <QApplication>
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BlockItemPin::BlockItemPin(Qt::Alignment a, int bus_type_, const QString & text_, QGraphicsItem * _parent): QGraphicsItem(_parent), ell_item(this), text_item(this) {
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parent_ = 0;
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setData(1004, "pin");
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setAcceptHoverEvents(true);
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text_item.setData(1002, true);
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ell_item.setData(1003, true);
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br[Disconnected] = QBrush(Qt::lightGray);
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br[Connected] = QBrush(Qt::darkGreen);
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br[Hover] = QBrush(Qt::blue);
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br[Drop] = QBrush(Qt::green);
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br[Accept] = QBrush(Qt::green);
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br[Reject] = QBrush(Qt::red);
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setState(Disconnected);
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setAlignment(a);
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setBusType(bus_type_);
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setText(text_);
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setZValue(2.);
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setDirection(BlockItemPin::InputOutput);
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_reparent();
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}
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void BlockItemPin::resizePin(double r) {
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ell_item.setRect(-r, -r, r+r, r+r);
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}
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void BlockItemPin::_init(bool affect_parent) {
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text_item.setFont(AlignedTextItem::sceneFont(QApplication::font()));
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QRectF tbr = text_item.boundingRect();
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const double r = 7.;
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ell_item.setRect(-r, -r, r+r, r+r);
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ell_item.setSpanAngle(16*180);
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text_item.resetTransform();
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text_item.setPos(0, -tbr.height() / 2.);
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text_item.setTransformOriginPoint(0, tbr.height() / 2.);
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switch (align) {
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case Qt::AlignBottom: ell_item.setStartAngle(16*0); text_item.setRotation(-90.); text_item.moveBy(0, -r * 1.5); break;
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case Qt::AlignRight: ell_item.setStartAngle(16*90); text_item.setRotation(0.); text_item.moveBy(-tbr.width() - r * 1.5, 0); break;
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case Qt::AlignTop: ell_item.setStartAngle(16*180); text_item.setRotation(-90.); text_item.moveBy(0, tbr.width() + r * 1.5); break;
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case Qt::AlignLeft: ell_item.setStartAngle(16*270); text_item.setRotation(0.); text_item.moveBy(r * 1.5, 0); break;
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default: break;
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}
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if (affect_parent && parent_)
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parent_->arrangePins();
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}
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void BlockItemPin::_reparent() {
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if (parentItem() == 0) return;
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if (qgraphicsitem_cast<BlockItem*>(parentItem()) == 0) return;
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QPen p = qgraphicsitem_cast<BlockItem*>(parentItem())->g_main.pen();
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ell_item.setPen(p);
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if (scene()) {
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text_item.setFont(AlignedTextItem::sceneFont(scene()->font()));
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QRectF tbr = text_item.boundingRect();
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text_item.resetTransform();
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text_item.setPos(0, -tbr.height() / 2.);
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text_item.setTransformOriginPoint(0, tbr.height() / 2.);
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}
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}
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QVariant BlockItemPin::itemChange(QGraphicsItem::GraphicsItemChange change, const QVariant & value) {
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if (change == QGraphicsItem::ItemParentChange)
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_reparent();
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return QGraphicsItem::itemChange(change, value);
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}
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void BlockItemPin::hoverEnterEvent(QGraphicsSceneHoverEvent * e) {
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bool m_pin_mc(false);
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if (scene()) if (!scene()->views().isEmpty())
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QMetaObject::invokeMethod(scene()->views()[0], "getPinMC", Q_ARG(bool*, &m_pin_mc));
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if ((state() != Disconnected) && !m_pin_mc) return;
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saveState();
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setState(BlockItemPin::Hover);
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update();
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}
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void BlockItemPin::hoverLeaveEvent(QGraphicsSceneHoverEvent * e) {
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restoreState();
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update();
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}
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#define BLOCKITEM_DEFAULT_PIN_MARGIN 20
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BlockItem::BlockItem(QGraphicsItem * parent): QGraphicsObject(parent), PropertyStorage(),
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@@ -110,6 +23,15 @@ g_main(this), g_selection(this) {
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g_selection.setPen(p);
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g_selection.setBrush(QColor(128, 128, 255, 32));
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pins_margin = BLOCKITEM_DEFAULT_PIN_MARGIN;
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anim_thick.setTargetObject(this);
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anim_thick.setPropertyName("_thickness");
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anim_thick.setEasingCurve(QEasingCurve::OutQuad);
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anim_thick.setDuration(300);
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anim_sel.setTargetObject(this);
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anim_sel.setPropertyName("_selRect");
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anim_sel.setEasingCurve(QEasingCurve::OutCubic);
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anim_sel.setDuration(400);
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t_sel.start();
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//g_main.setBrush(QColor(128, 128, 128, 64));
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/*
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BlockItemPin * pin = new BlockItemPin(Qt::AlignRight, 0, this);
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@@ -447,11 +369,25 @@ void BlockItem::mouseMoveEvent(QGraphicsSceneMouseEvent * event) {
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void BlockItem::hoverEnterEvent(QGraphicsSceneHoverEvent * e) {
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bool anim = ((BlockView *)scene()->views().back())->isBlockAnimationEnabled();
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if (anim) {
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anim_thick.stop();
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anim_thick.setStartValue(thickness());
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anim_thick.setEndValue(2);
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anim_thick.start();
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} else setThickness(2);
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emit blockHoverEnter(this);
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}
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void BlockItem::hoverLeaveEvent(QGraphicsSceneHoverEvent * e) {
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bool anim = ((BlockView *)scene()->views().back())->isBlockAnimationEnabled();
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if (anim) {
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anim_thick.stop();
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anim_thick.setStartValue(thickness());
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anim_thick.setEndValue(1);
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anim_thick.start();
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} else setThickness(1);
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emit blockHoverLeave(this);
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}
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@@ -484,7 +420,39 @@ void BlockItem::paint(QPainter * painter, const QStyleOptionGraphicsItem * optio
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QVariant BlockItem::itemChange(QGraphicsItem::GraphicsItemChange change, const QVariant & value) {
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if (change == QGraphicsItem::ItemSelectedChange)
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if (change == QGraphicsItem::ItemSelectedChange) {
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// qDebug() << "select" << value.toBool();
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if (value.toBool() && !isSelected() && ((BlockView *)scene()->views().back())->isBlockAnimationEnabled() && t_sel.elapsed() > 50) {
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g_selection.setRect(enlargedRect(g_main.rect(), 0, 0, 16));
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anim_sel.setStartValue(selectionRect());
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anim_sel.setEndValue(enlargedRect(g_main.rect(), 0, 0, 8));
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anim_sel.start();
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}
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t_sel.restart();
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g_selection.setVisible(value.toBool());
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}
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return QGraphicsItem::itemChange(change, value);
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}
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double BlockItem::thickness() const {
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return g_main.pen().widthF();
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}
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void BlockItem::setThickness(double w) {
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QPen p = g_main.pen();
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p.setWidthF(w);
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g_main.setPen(p);
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}
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QRectF BlockItem::selectionRect() const {
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return g_selection.rect();
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}
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void BlockItem::setSelectionRect(const QRectF & r) {
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g_selection.setRect(r);
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}
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