SelectableItem: Renamed to ViewItem

[pulseview.git] / pv / view / viewitem.cpp

diff --git a/pv/view/viewitem.cpp b/pv/view/viewitem.cpp
new file mode 100644 (file)
index 0000000..0d83ee8
--- /dev/null
+++ b/pv/view/viewitem.cpp
@@ -0,0 +1,94 @@
+/*
+ * This file is part of the PulseView project.
+ *
+ * Copyright (C) 2013 Joel Holdsworth <joel@airwebreathe.org.uk>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ */
+
+#include "viewitem.hpp"
+
+#include <climits>
+
+#include <QApplication>
+#include <QMenu>
+#include <QPalette>
+
+namespace pv {
+namespace view {
+
+const int ViewItem::HighlightRadius = 6;
+
+ViewItem::ViewItem() :
+       context_parent_(NULL),
+       selected_(false),
+       drag_point_(INT_MIN, INT_MIN)
+{
+}
+
+bool ViewItem::selected() const
+{
+       return selected_;
+}
+
+void ViewItem::select(bool select)
+{
+       selected_ = select;
+}
+
+bool ViewItem::dragging() const
+{
+       return drag_point_.x() != INT_MIN && drag_point_.y() != INT_MIN;
+}
+
+QPoint ViewItem::drag_point() const
+{
+       return drag_point_;
+}
+
+void ViewItem::drag()
+{
+       drag_point_ = point();
+}
+
+void ViewItem::drag_release()
+{
+       drag_point_ = QPoint(INT_MIN, INT_MIN);
+}
+
+QMenu* ViewItem::create_context_menu(QWidget *parent)
+{
+       context_parent_ = parent;
+       return new QMenu(parent);
+}
+
+void ViewItem::delete_pressed()
+{
+}
+
+QPen ViewItem::highlight_pen()
+{
+       return QPen(QApplication::palette().brush(
+               QPalette::Highlight), HighlightRadius,
+               Qt::SolidLine, Qt::RoundCap, Qt::RoundJoin);
+}
+
+QColor ViewItem::select_text_colour(QColor background)
+{
+       return (background.lightness() > 64) ? Qt::black : Qt::white;
+}
+
+} // namespace view
+} // namespace pv