TraceGroup: Added skeleton

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 4ae482e65771bbcce25a8026a2816a91c783c02c..d11f1430d4b9d76cf8e1ef175db8a9f8c26692b6 100644 (file)
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -169,6 +169,7 @@ set(pulseview_SOURCES
        pv/view/signal.cpp
        pv/view/timemarker.cpp
        pv/view/trace.cpp
+       pv/view/tracegroup.cpp
        pv/view/tracepalette.cpp
        pv/view/view.cpp
        pv/view/viewport.cpp
@@ -208,6 +209,7 @@ set(pulseview_HEADERS
        pv/view/signal.h
        pv/view/timemarker.h
        pv/view/trace.h
+       pv/view/tracegroup.h
        pv/view/view.h
        pv/view/viewport.h
        pv/widgets/colourbutton.h

diff --git a/pv/view/tracegroup.cpp b/pv/view/tracegroup.cpp
new file mode 100644 (file)
index 0000000..2c49ae4
--- /dev/null
+++ b/pv/view/tracegroup.cpp
@@ -0,0 +1,115 @@
+/*
+ * 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 <assert.h>
+
+#include <algorithm>
+
+#include "tracegroup.h"
+
+using std::shared_ptr;
+
+namespace pv {
+namespace view {
+
+TraceGroup::~TraceGroup()
+{
+       _owner = nullptr;
+       clear_child_items();
+}
+
+bool TraceGroup::enabled() const
+{
+       return std::any_of(child_items().begin(), child_items().end(),
+               [](const shared_ptr<RowItem> &r) { return r->enabled(); });
+}
+
+pv::SigSession& TraceGroup::session()
+{
+       assert(_owner);
+       return _owner->session();
+}
+
+const pv::SigSession& TraceGroup::session() const
+{
+       assert(_owner);
+       return _owner->session();
+}
+
+pv::view::View* TraceGroup::view()
+{
+       assert(_owner);
+       return _owner->view();
+}
+
+const pv::view::View* TraceGroup::view() const
+{
+       assert(_owner);
+       return _owner->view();
+}
+
+void TraceGroup::paint_label(QPainter &p, int right, bool hover)
+{
+       (void)p;
+       (void)right;
+       (void)hover;
+}
+
+QRectF TraceGroup::label_rect(int right)
+{
+       (void)right;
+       return QRectF();
+}
+
+bool TraceGroup::pt_in_label_rect(int left, int right, const QPoint &point)
+{
+       (void)left;
+       (void)right;
+       (void)point;
+
+       return false;
+}
+
+QMenu* TraceGroup::create_context_menu(QWidget *parent)
+{
+       (void)parent;
+
+       return NULL;
+}
+
+pv::widgets::Popup* TraceGroup::create_popup(QWidget *parent)
+{
+       (void)parent;
+       return NULL;
+}
+
+int TraceGroup::owner_v_offset() const
+{
+       return v_offset() + _owner->owner_v_offset();
+}
+
+void TraceGroup::update_viewport()
+{
+       if (_owner)
+               _owner->update_viewport();
+}
+
+} // namespace view
+} // namespace pv

diff --git a/pv/view/tracegroup.h b/pv/view/tracegroup.h
new file mode 100644 (file)
index 0000000..297afa8
--- /dev/null
+++ b/pv/view/tracegroup.h
@@ -0,0 +1,107 @@
+/*
+ * 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
+ */
+
+#ifndef PULSEVIEW_PV_VIEW_TRACEGROUP_H
+#define PULSEVIEW_PV_VIEW_TRACEGROUP_H
+
+#include "rowitem.h"
+#include "rowitemowner.h"
+
+namespace pv {
+namespace view {
+
+class TraceGroup : public RowItem, public RowItemOwner
+{
+       Q_OBJECT
+
+public:
+       /**
+        * Virtual destructor
+        */
+       virtual ~TraceGroup();
+
+       /**
+        * Returns true if the item is visible and enabled.
+        */
+       bool enabled() const;
+
+       /**
+        * Returns the session of the onwer.
+        */
+       pv::SigSession& session();
+
+       /**
+        * Returns the session of the onwer.
+        */
+       const pv::SigSession& session() const;
+
+       /**
+        * Returns the view of the owner.
+        */
+       virtual pv::view::View* view();
+
+       /**
+        * Returns the view of the owner.
+        */
+       virtual const pv::view::View* view() const;
+
+       /**
+        * Paints the signal label.
+        * @param p the QPainter to paint into.
+        * @param right the x-coordinate of the right edge of the header
+        *      area.
+        * @param hover true if the label is being hovered over by the mouse.
+        */
+       void paint_label(QPainter &p, int right, bool hover);
+
+       /**
+        * Computes the outline rectangle of a label.
+        * @param right the x-coordinate of the right edge of the header
+        *      area.
+        * @return Returns the rectangle of the signal label.
+        */
+       QRectF label_rect(int right);
+
+       /**
+        * Determines if a point is in the header label rect.
+        * @param left the x-coordinate of the left edge of the header
+        *      area.
+        * @param right the x-coordinate of the right edge of the header
+        *      area.
+        * @param point the point to test.
+        */
+       bool pt_in_label_rect(int left, int right, const QPoint &point);
+
+       QMenu* create_context_menu(QWidget *parent);
+
+       pv::widgets::Popup* create_popup(QWidget *parent);
+
+       /**
+        * Returns the total vertical offset of this trace and all it's owners
+        */
+       int owner_v_offset() const;
+
+       void update_viewport();
+};
+
+} // view
+} // pv
+
+#endif // PULSEVIEW_PV_VIEW_TRACEGROUP_H