foundational node UI work

2019-04-08 22:16:47 +10:00
parent 3e1c857de4
commit 3837d7c461
14 changed files with 565 additions and 311 deletions
@@ -0,0 +1,55 @@
+#include "nodeui.h"
+
+#include <QVBoxLayout>
+#include <QLabel>
+#include <QLineEdit>
+#include <QMouseEvent>
+#include <QApplication>
+#include <QGraphicsScene>
+#include <QGraphicsProxyWidget>
+#include <QStyleOptionGraphicsItem>
+#include <QPainter>
+
+NodeUI::NodeUI() :
+  central_widget_(this)
+{
+  setFlag(QGraphicsItem::ItemIsMovable, true);
+  setFlag(QGraphicsItem::ItemIsSelectable, true);
+}
+
+void NodeUI::AddToScene(QGraphicsScene *scene)
+{
+  scene->addItem(this);
+
+  QGraphicsProxyWidget* proxy = scene->addWidget(&central_widget_);
+  proxy->setPos(pos());
+  proxy->setParentItem(this);
+}
+
+void NodeUI::Resize(const QSize &s)
+{
+  QRectF rectangle = rect();
+
+  rectangle.setSize(s);
+
+  setRect(rectangle);
+}
+
+void NodeUI::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)
+{
+  QPalette palette = qApp->palette();
+
+  if (option->state & QStyle::State_Selected) {
+    painter->setPen(palette.highlight().color());
+  } else {
+    painter->setPen(palette.base().color());
+  }
+  painter->setBrush(palette.window());
+
+  QRectF r = rect();
+  r.setX(r.x() - 1);
+  r.setY(r.y() - 1);
+  r.setRight(r.right() + 1);
+  r.setBottom(r.bottom() + 1);
+  painter->drawRect(r);
+}