# HG changeset patch
# User Peer Sommerlund <p...@users.sourceforge.net>
# Date 1251705047 -7200
logview: Add different line types
For lines in the log graph, add a type. This makes
it possible to distinguish between full and dashed lines.
diff -r 6706113d1ab3 -r 74b2963abd9b hggtk/logview/graphcell.py
--- a/hggtk/logview/graphcell.py
+++ b/hggtk/logview/graphcell.py
@@ -19,14 +19,17 @@
import pango
import cairo
+# Styles used when rendering revision graph edges
+style_SOLID = 0
+style_DASHED = 1
class CellRendererGraph(gtk.GenericCellRenderer):
"""Cell renderer for directed graph.
Properties:
node (column, colour) tuple to draw revision node,
- in_lines (start, end, colour) tuple list to draw inward lines,
- out_lines (start, end, colour) tuple list to draw outward lines.
+ in_lines (start, end, colour, style) tuple list to draw inward
lines,
+ out_lines (start, end, colour, style) tuple list to draw outward
lines.
"""
columns_len = 0
@@ -144,16 +147,22 @@
ctx.set_line_cap(cairo.LINE_CAP_ROUND)
# Draw lines into the cell
- for start, end, colour in self.in_lines:
+ for start, end, colour, type in self.in_lines:
+ style = style_SOLID
+ if type & 1:
+ style = style_DASHED
self.render_line (ctx, cell_area, box_size,
bg_area.y, bg_area.height,
- start, end, colour)
+ start, end, colour, style)
# Draw lines out of the cell
- for start, end, colour in self.out_lines:
+ for start, end, colour, type in self.out_lines:
+ style = style_SOLID
+ if type & 2:
+ style = style_DASHED
self.render_line (ctx, cell_area, box_size,
bg_area.y + bg_area.height, bg_area.height,
- start, end, colour)
+ start, end, colour, style)
# Draw the revision node in the right column
(column, colour) = self.node
@@ -168,7 +177,7 @@
ctx.fill()
def render_line (self, ctx, cell_area, box_size, mid,
- height, start, end, colour):
+ height, start, end, colour, style):
if start is None:
x = cell_area.x + box_size * end + box_size / 2
ctx.move_to(x, mid + height / 3)
@@ -200,4 +209,8 @@
endx, mid + height / 2)
self.set_colour(ctx, colour, 0.0, 0.65)
+ if style == style_DASHED:
+ dashes = [1, 2]
+ ctx.set_dash(dashes)
ctx.stroke()
+ ctx.set_dash([])
diff -r 6706113d1ab3 -r 74b2963abd9b hggtk/logview/revgraph.py
--- a/hggtk/logview/revgraph.py
+++ b/hggtk/logview/revgraph.py
@@ -11,7 +11,7 @@
- Current revision.
- node; defined as tuple (rev_column, rev_color)
- - lines; a list of (col, next_col, color) indicating the edges between
+ - lines; a list of (col, next_col, color, type) indicating the edges between
the current row and the next row
- parent revisions of current revision
@@ -23,6 +23,10 @@
- col: Column for the upper end of the line.
- nextcol: Column for the lower end of the line.
- color: Colour used for line
+ - type: 0 for plain line, 1 for loose upper end, 2 for loose lower end
+ loose ends are rendered as dashed lines. They indicate that the
+ edge of the graph does not really end here. This is used to render
+ a branch view where the focus is on branches instead of revisions.
The data is used in treeview.populate with the following signature
(rev, node, lines, parents) = self.grapher.next()
@@ -65,6 +69,10 @@
else:
return sum([ord(c) for c in repo[rev].branch()])
+type_PLAIN = 0
+type_LOOSE_LOW = 1
+type_LOOSE_HIGH = 2
+
def revision_grapher(repo, start_rev, stop_rev, branch=None, noheads=False,
branch_color=False):
"""incremental revision grapher
@@ -126,11 +134,11 @@
for i, rev in enumerate(revs):
if rev in next_revs:
color = rev_color[rev]
- lines.append( (i, next_revs.index(rev), color) )
+ lines.append( (i, next_revs.index(rev), color, type_PLAIN) )
elif rev == curr_rev:
for parent in parents:
color = rev_color[parent]
- lines.append( (i, next_revs.index(parent), color) )
+ lines.append( (i, next_revs.index(parent), color,
type_PLAIN) )
yield (curr_rev, (rev_index, rev_color[curr_rev]), lines, parents)
revs = next_revs
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