void InstrumentWindowMaskTab::init()
{
connect(m_instrumentDisplay->getSurface(),SIGNAL(shapeCreated()),this,SLOT(shapeCreated()));
connect(m_instrumentDisplay->getSurface(),SIGNAL(shapeSelected()),this,SLOT(shapeSelected()));
connect(m_instrumentDisplay->getSurface(),SIGNAL(shapesDeselected()),this,SLOT(shapesDeselected()));
connect(m_instrumentDisplay->getSurface(),SIGNAL(shapeChanged()),this,SLOT(shapeChanged()));
}
/**
* Initialize the tab when new projection surface is created.
*/
void InstrumentWindowMaskTab::initSurface()
{
connect(m_instrWindow->getSurface().get(),SIGNAL(shapeCreated()),this,SLOT(shapeCreated()));
connect(m_instrWindow->getSurface().get(),SIGNAL(shapeSelected()),this,SLOT(shapeSelected()));
connect(m_instrWindow->getSurface().get(),SIGNAL(shapesDeselected()),this,SLOT(shapesDeselected()));
connect(m_instrWindow->getSurface().get(),SIGNAL(shapeChanged()),this,SLOT(shapeChanged()));
connect(m_instrWindow->getSurface().get(),SIGNAL(shapesCleared()),this,SLOT(shapesCleared()));
enableApplyButtons();
}
void CMindMapUiShapeList::onActionTriggered(QAction *act)
{
int i = 0;
for (i = 0; i < m_actions.length(); ++i)
{
if (act == m_actions[i])
break;
}
emit shapeSelected( act->data().toInt() );
}
void CanvasWidget::mousePressEvent(QMouseEvent *event) {
pressedPoint.x = event->localPos().x();
pressedPoint.y = event->localPos().y();
selected = NULL;
transformation = NONE;
for(unsigned i = shapes.size(); i > 0; i--) {
if(shapes[i - 1]->belongs(pressedPoint)) {
//Нажали на фигуру
toFront(i - 1); //переместилю фигуру вперед
selected = shapes[shapes.size() - 1]; //Запоминаем последню выбранную фигуры
if (selected != NULL && selectedShapes.size() == 1)
emit shapeSelected(selected->getType());
//Проверяем нажатие на контроллер масштабирования (левый верхний)
if(selected->isTopLeft(pressedPoint, epsilon)) {
topLeftResize = true;
} else if(selected->isBottomRight(pressedPoint, epsilon)) {
bottomRightResize = true;
} else if(selected->isBottomLeft(pressedPoint, epsilon)) {
bottomLeftResize = true;
} else if(selected->isTopRight(pressedPoint, epsilon)) {
topRightResize = true;
// transformation = LEFT_RESIZE;
}
if (transformation == LEFT_RESIZE || transformation == RIGHT_RESIZE) //Оставляем только одну выделенную фигуру6 которую хотим масштабировать
clearSelectedShapes();
if (havingShapeInSelectedShapes(selected))
transformation = MOVING;
insertShapeInSelectedShapes(selected);
if(selected->getType() == 2) {
if(((QtParallelogram*)selected)->isControlPoint(pressedPoint, epsilon)) {
controlPointModify = true;
}
}
pressedPoint -= selected->getCenter();
break;
}
}
}
//! [0]
Window::Window()
{
originalRenderArea = new RenderArea;
shapeComboBox = new QComboBox;
shapeComboBox->addItem(tr("Clock"));
shapeComboBox->addItem(tr("House"));
shapeComboBox->addItem(tr("Text"));
shapeComboBox->addItem(tr("Truck"));
QGridLayout *layout = new QGridLayout;
layout->addWidget(originalRenderArea, 0, 0);
layout->addWidget(shapeComboBox, 1, 0);
//! [0]
//! [1]
for (int i = 0; i < NumTransformedAreas; ++i) {
transformedRenderAreas[i] = new RenderArea;
operationComboBoxes[i] = new QComboBox;
operationComboBoxes[i]->addItem(tr("No transformation"));
operationComboBoxes[i]->addItem(tr("Rotate by 60\xB0"));
operationComboBoxes[i]->addItem(tr("Scale to 75%"));
operationComboBoxes[i]->addItem(tr("Translate by (50, 50)"));
connect(operationComboBoxes[i], SIGNAL(activated(int)),
this, SLOT(operationChanged()));
layout->addWidget(transformedRenderAreas[i], 0, i + 1);
layout->addWidget(operationComboBoxes[i], 1, i + 1);
}
//! [1]
//! [2]
setLayout(layout);
setupShapes();
shapeSelected(0);
setWindowTitle(tr("Transformations"));
}
void CanvasWidget::mouseReleaseEvent(QMouseEvent *)
{
if (selected == NULL) { //Нажатие на пустую область. Снимаем выдиление
clearSelectedShapes();
}
if (transformation == MOVING) {}
else if(transformation == CREATING or !isKeyPressed(Qt::Key_Control) and selected != NULL) { //Оставляем 1 выделенную фигуру: конец создания фигуры, нажатие без Ctrl
clearSelectedShapes();
insertShapeInSelectedShapes(selected);
if (selected != NULL && selectedShapes.size() == 1)
emit shapeSelected(selected->getType());
}
update();
topLeftResize = false;
bottomRightResize = false;
topRightResize = false;
bottomLeftResize = false;
controlPointModify = false;
selected = NULL;
}
