private void IncPos(Hunk h, ref int pos)
{
if (sidebyside)
{
pos += h.MaxLines();
}
else if (h.Same)
{
pos += h.Original().Count;
}
else
{
pos += h.Original().Count;
for (int i = 0; i < h.ChangedLists; i++)
{
pos += h.Changes(i).Count;
}
}
}
private void IncPos(Hunk h, ref int pos) {
if (sidebyside)
pos += h.MaxLines();
else if (h.Same)
pos += h.Original().Count;
else {
pos += h.Original().Count;
for (int i = 0; i < h.ChangedLists; i++)
pos += h.Changes(i).Count;
}
}
private DiffWidget(Hunk[] hunks, Options options) : base(false, 0)
{
if (hunks == null || hunks.Length == 0 || options == null)
{
throw new ArgumentException();
}
if (options.SideBySide && options.LeftName != null && options.RightName != null)
{
HBox filetitles = new HBox(true, 2);
PackStart(filetitles, false, false, 2);
Label leftlabel = new Label(options.LeftName);
Label rightlabel = new Label(options.RightName);
filetitles.PackStart(leftlabel);
filetitles.PackStart(rightlabel);
}
HBox centerpanel = new HBox(false, 0);
PackStart(centerpanel);
scroller = new ScrolledWindow();
centerpanel.PackStart(new OverviewRenderer(this, scroller, hunks, options.SideBySide), false, false, 0);
Viewport textviewport = new Viewport();
centerpanel.PackStart(scroller);
scroller.Add(textviewport);
int nRows = 0;
foreach (Hunk hunk in hunks)
{
if (options.SideBySide)
{
nRows += hunk.MaxLines();
}
else
{
if (hunk.Same)
{
nRows += hunk.Original().Count;
}
else
{
for (int i = 0; i < hunk.ChangedLists; i++)
{
nRows += hunk.Changes(i).Count;
}
}
}
}
uint nCols = 1 + (uint)hunks[0].ChangedLists;
if (options.SideBySide)
{
nCols += 2;
}
if (options.LineNumbers)
{
nCols++;
}
VBox tablecontainer = new VBox(false, 0);
textviewport.Add(tablecontainer);
difftable = new Table((uint)nRows, (uint)nCols, false);
tablecontainer.PackStart(difftable, false, false, 0);
uint row = 0;
if (options.Font != null)
{
font = Pango.FontDescription.FromString(options.Font);
}
Hunk lastHunk = hunks.Length > 0 ? hunks[hunks.Length - 1] : null;
foreach (Hunk hunk in hunks)
{
char leftmode = hunk.Same ? ' ' : (hunk.ChangedLists == 1 && hunk.Changes(0).Count == 0) ? '-' : 'C';
uint inc = 0;
if (options.SideBySide)
{
ComposeLines(hunk.Original(), leftmode, -1, difftable, row, false, 0, options.LineWrap, font, options.LineNumbers, lastHunk.Original());
inc = (uint)hunk.Original().Count;
}
else
{
if (leftmode == 'C')
{
leftmode = '-';
}
int altlines = -1;
if (hunk.ChangedLists == 1 && hunk.Same)
{
altlines = hunk.Changes(0).Start;
}
ComposeLines(hunk.Original(), leftmode, altlines, difftable, row, true, 0, options.LineWrap, font, options.LineNumbers, lastHunk.Original());
row += (uint)hunk.Original().Count;
}
for (int i = 0; i < hunk.ChangedLists; i++)
{
char rightmode = hunk.Same ? ' ' : hunk.Original().Count == 0 ? '+' : 'C';
if (options.SideBySide)
{
int colsper = 1 + (options.LineNumbers ? 1 : 0);
ComposeLines(hunk.Changes(i), rightmode, -1, difftable, row, false, (uint)((i + 1) * colsper), options.LineWrap, font, options.LineNumbers, lastHunk.Original());
if (hunk.Changes(i).Count > inc)
{
inc = (uint)hunk.Changes(i).Count;
}
}
else
{
if (rightmode == 'C')
{
rightmode = '+';
}
if (!hunk.Same)
{
ComposeLines(hunk.Changes(i), rightmode, -1, difftable, row, true, 0, options.LineWrap, font, options.LineNumbers, lastHunk.Original());
}
if (!hunk.Same)
{
row += (uint)hunk.Changes(i).Count;
}
}
}
if (options.SideBySide)
{
row += inc;
}
}
}