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authorBent Bisballe Nyeng <deva@aasimon.org>2014-04-15 09:55:45 +0200
committerBent Bisballe Nyeng <deva@aasimon.org>2014-04-15 09:55:45 +0200
commit0fcacc1c3329e905228ceb80903f69561a7db732 (patch)
tree0d1d636d5e0b95b1d4554ad112aa63bfaa79e7e0 /dgedit/selection.h
parenta0bff571893f9afd5e4eb84ac52755f851398601 (diff)
New selections model.
Diffstat (limited to 'dgedit/selection.h')
-rw-r--r--dgedit/selection.h85
1 files changed, 84 insertions, 1 deletions
diff --git a/dgedit/selection.h b/dgedit/selection.h
index 64e6d98..08b897b 100644
--- a/dgedit/selection.h
+++ b/dgedit/selection.h
@@ -27,7 +27,10 @@
#ifndef __DRUMGIZMO_SELECTION_H__
#define __DRUMGIZMO_SELECTION_H__
+#include <QObject>
+
#include <QMap>
+#include <QVector>
class Selection {
public:
@@ -47,6 +50,86 @@ public:
QString name;
};
-typedef QMap<int, Selection> Selections;
+typedef int sel_id_t;
+#define SEL_NONE -1
+
+class Selections : public QObject {
+Q_OBJECT
+public:
+ Selections();
+
+ /**
+ * Add a new selection object. The new id is returned.
+ * Adding a new selections will emit an added signal with the new id.
+ */
+ sel_id_t add(Selection selection);
+
+ /**
+ * Get a stack copy of a specific selection object, by id.
+ * NOTE: If id does not exist an empty selection (from = to = 0) is
+ * returned.
+ */
+ Selection get(sel_id_t id);
+
+ /**
+ * Return vector (unsorted) of all ids in the object.
+ */
+ QVector<sel_id_t> ids();
+
+ /**
+ * Set active selection (to be rendered yellow)
+ */
+ void setActive(sel_id_t id);
+
+ /**
+ * Get active selection id.
+ */
+ sel_id_t active();
+
+public slots:
+ /**
+ * Update a selection by id.
+ * Updating a selection will emit a updated signal.
+ */
+ void update(sel_id_t id, Selection selection);
+
+ /**
+ * Delete a selection by id.
+ * Deleting a selection will emit a deleted signal.
+ */
+ void remove(sel_id_t id);
+
+ /**
+ * Delete all selections
+ */
+ void clear();
+
+signals:
+ /**
+ * This signal is emitted when a new selection has been added.
+ */
+ void added(sel_id_t id);
+
+ /**
+ * This signal is emitted when an existing selection has been updated.
+ */
+ void updated(sel_id_t id);
+
+ /**
+ * This signal is emitted when a selection has been removed.
+ */
+ void removed(sel_id_t id);
+
+ /**
+ * The active selection changed.
+ */
+ void activeChanged(sel_id_t id);
+
+private:
+ QMap<sel_id_t, Selection> sels;
+ sel_id_t nextid;
+ sel_id_t act;
+};
+
#endif/*__DRUMGIZMO_SELECTION_H__*/