protected override bool OnLeaveNotifyEvent(EventCrossing evnt)
{
selectedHunk = Mono.TextEditor.Utils.Hunk.Empty;
TooltipText = null;
QueueDraw();
return(base.OnLeaveNotifyEvent(evnt));
}
public static Cairo.Color GetColor(Mono.TextEditor.Utils.Hunk hunk, bool removeSide, bool dark, double alpha)
{
Cairo.Color result;
if (hunk.Removed > 0 && hunk.Inserted > 0)
{
result = dark ? darkBlue : lightBlue;
}
else if (removeSide)
{
if (hunk.Removed > 0)
{
result = dark ? darkRed : lightRed;
}
else
{
result = dark ? darkGreen : lightGreen;
}
}
else
{
if (hunk.Inserted > 0)
{
result = dark ? darkGreen : lightGreen;
}
else
{
result = dark ? darkRed : lightRed;
}
}
result.A = alpha;
return(result);
}
protected override bool OnMotionNotifyEvent(EventMotion evnt)
{
bool hideButton = widget.MainEditor.Document.ReadOnly;
Mono.TextEditor.Utils.Hunk selectedHunk = Mono.TextEditor.Utils.Hunk.Empty;
if (!hideButton)
{
int delta = widget.MainEditor.Allocation.Y - Allocation.Y;
if (Diff != null)
{
foreach (var hunk in Diff)
{
double z1 = delta + fromEditor.LineToY(hunk.RemoveStart) - fromEditor.VAdjustment.Value;
double z2 = delta + fromEditor.LineToY(hunk.RemoveStart + hunk.Removed) - fromEditor.VAdjustment.Value;
if (z1 == z2)
{
z2 = z1 + 1;
}
double y1 = delta + toEditor.LineToY(hunk.InsertStart) - toEditor.VAdjustment.Value;
double y2 = delta + toEditor.LineToY(hunk.InsertStart + hunk.Inserted) - toEditor.VAdjustment.Value;
if (y1 == y2)
{
y2 = y1 + 1;
}
double x, y, w, h;
GetButtonPosition(hunk, y1, y2, z1, z2, out x, out y, out w, out h);
if (evnt.X >= x && evnt.X < x + w && evnt.Y >= y && evnt.Y < y + h)
{
selectedHunk = hunk;
TooltipText = GettextCatalog.GetString("Revert this change");
QueueDrawArea((int)x, (int)y, (int)w, (int)h);
break;
}
}
}
}
else
{
selectedHunk = Mono.TextEditor.Utils.Hunk.Empty;
}
if (selectedHunk.IsEmpty)
{
TooltipText = null;
}
if (this.selectedHunk != selectedHunk)
{
this.selectedHunk = selectedHunk;
QueueDraw();
}
return(base.OnMotionNotifyEvent(evnt));
}
public bool GetButtonPosition(Mono.TextEditor.Utils.Hunk hunk, double y1, double y2, double z1, double z2, out double x, out double y, out double w, out double h)
{
if (hunk.Removed > 0)
{
var b1 = z1;
var b2 = z2;
x = useLeft ? 0 : Allocation.Width - buttonSize;
y = b1;
w = buttonSize;
h = b2 - b1;
return(hunk.Inserted > 0);
}
else
{
var b1 = y1;
var b2 = y2;
x = useLeft ? Allocation.Width - buttonSize : 0;
y = b1;
w = buttonSize;
h = b2 - b1;
return(hunk.Removed > 0);
}
}
protected override bool OnLeaveNotifyEvent (EventCrossing evnt)
{
selectedHunk = Mono.TextEditor.Utils.Hunk.Empty;
TooltipText = null;
QueueDraw ();
return base.OnLeaveNotifyEvent (evnt);
}
protected override bool OnMotionNotifyEvent (EventMotion evnt)
{
bool hideButton = widget.MainEditor.Document.ReadOnly;
Mono.TextEditor.Utils.Hunk selectedHunk = Mono.TextEditor.Utils.Hunk.Empty;
if (!hideButton) {
int delta = widget.MainEditor.Allocation.Y - Allocation.Y;
if (Diff != null) {
foreach (var hunk in Diff) {
double z1 = delta + fromEditor.LineToY (hunk.RemoveStart) - fromEditor.VAdjustment.Value;
double z2 = delta + fromEditor.LineToY (hunk.RemoveStart + hunk.Removed) - fromEditor.VAdjustment.Value;
if (z1 == z2)
z2 = z1 + 1;
double y1 = delta + toEditor.LineToY (hunk.InsertStart) - toEditor.VAdjustment.Value;
double y2 = delta + toEditor.LineToY (hunk.InsertStart + hunk.Inserted) - toEditor.VAdjustment.Value;
if (y1 == y2)
y2 = y1 + 1;
double x, y, w, h;
GetButtonPosition (hunk, y1, y2, z1, z2, out x, out y, out w, out h);
if (evnt.X >= x && evnt.X < x + w && evnt.Y >= y && evnt.Y < y + h) {
selectedHunk = hunk;
TooltipText = GettextCatalog.GetString ("Revert this change");
QueueDrawArea ((int)x, (int)y, (int)w, (int)h);
break;
}
}
}
} else {
selectedHunk = Mono.TextEditor.Utils.Hunk.Empty;
}
if (selectedHunk.IsEmpty)
TooltipText = null;
if (this.selectedHunk != selectedHunk) {
this.selectedHunk = selectedHunk;
QueueDraw ();
}
return base.OnMotionNotifyEvent (evnt);
}
void IncPos(Mono.TextEditor.Utils.Hunk h, ref int pos)
{
pos += System.Math.Max(h.Inserted, h.Removed);
}
public bool Overlaps(Hunk other)
{
return(DistanceTo(other) < this.Context * 2);
}
public int DistanceTo(Hunk other)
{
return(other.RemoveStart - (this.RemoveStart + this.Removed));
}
