[longomatch] Change cliping behaviour for cameras and periods

[Andoni Morales Alastruey <amorales src gnome org>]

commit 17b6028505ab7aa1741be1dbedd70c6357c9329c
Author: Andoni Morales Alastruey <ylatuya gmail com>
Date:   Thu Apr 23 18:47:18 2015 +0200

    Change cliping behaviour for cameras and periods

 .../CanvasObjects/Timeline/CameraObject.cs         |    1 +
 .../CanvasObjects/Timeline/TimeNodeObject.cs       |   18 ++++++++++++++++--
 2 files changed, 17 insertions(+), 2 deletions(-)
---
diff --git a/LongoMatch.Drawing/CanvasObjects/Timeline/CameraObject.cs 
b/LongoMatch.Drawing/CanvasObjects/Timeline/CameraObject.cs
index 182ce5f..8f22cd9 100644
--- a/LongoMatch.Drawing/CanvasObjects/Timeline/CameraObject.cs
+++ b/LongoMatch.Drawing/CanvasObjects/Timeline/CameraObject.cs
@@ -35,6 +35,7 @@ namespace LongoMatch.Drawing.CanvasObjects.Timeline
                        // Video boundaries can't be changed, only the segment can move.
                        DraggingMode = NodeDraggingMode.Segment;
                        SelectionMode = NodeSelectionMode.Segment;
+                       StrictClipping = false;
                }
 
                public MediaFile MediaFile {
diff --git a/LongoMatch.Drawing/CanvasObjects/Timeline/TimeNodeObject.cs 
b/LongoMatch.Drawing/CanvasObjects/Timeline/TimeNodeObject.cs
index d7ba80c..d4f415d 100644
--- a/LongoMatch.Drawing/CanvasObjects/Timeline/TimeNodeObject.cs
+++ b/LongoMatch.Drawing/CanvasObjects/Timeline/TimeNodeObject.cs
@@ -37,6 +37,7 @@ namespace LongoMatch.Drawing.CanvasObjects.Timeline
                        DraggingMode = NodeDraggingMode.All;
                        LineColor = Config.Style.PaletteBackgroundLight;
                        Height = StyleConf.TimelineCategoryHeight;
+                       StrictClipping = true;
                }
 
                protected override void Dispose (bool disposing)
@@ -116,6 +117,11 @@ namespace LongoMatch.Drawing.CanvasObjects.Timeline
                        }
                }
 
+               protected bool StrictClipping {
+                       get;
+                       set;
+               }
+
                Area Area {
                        get {
                                double ls = StyleConf.TimelineLineSize;
@@ -197,9 +203,17 @@ namespace LongoMatch.Drawing.CanvasObjects.Timeline
                                }
                                break;
                        case SelectionPosition.All:
+                               Time tstart, tstop;
                                Time diff = Utils.PosToTime (new Point (diffX, p.Y), SecondsPerPixel);
-                               if ((TimeNode.Start + diff) >= new Time (0) &&
-                                   (TimeNode.Start + diff) < MaxTime) {
+
+                               if (StrictClipping) {
+                                       tstart = TimeNode.Start;
+                                       tstop = TimeNode.Stop;
+                               } else {
+                                       tstart = TimeNode.Stop;
+                                       tstop = TimeNode.Start;
+                               }
+                               if ((tstart + diff) >= new Time (0) && (tstop + diff) < MaxTime) {
                                        TimeNode.Start += diff;
                                        TimeNode.Stop += diff;
                                }