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optimize<CommitGraph>: only record Y-coord of the last added point in line

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This commit is contained in:
leo 2021-05-24 09:51:56 +08:00
parent 1a6d3ffe70
commit 3d7325f376
1 changed files with 18 additions and 11 deletions
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29
src/Views/Controls/CommitGraph.cs
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@ -35,22 +35,34 @@ namespace SourceGit.Views.Controls {
public bool IsMerged;
public double LastX;
public double LastY;
public double EndY;
public Line Line;
private Point end;
public LineHelper(string next, bool isMerged, int color, Point start) {
Next = next;
IsMerged = isMerged;
LastX = start.X;
LastY = start.Y;
end = start;
EndY = LastY;
Line = new Line();
Line.Color = color % PENS.Length;
Line.Points.Add(start);
}
public LineHelper(string next, bool isMerged, int color, Point start, Point to) {
Next = next;
IsMerged = isMerged;
LastX = to.X;
LastY = to.Y;
EndY = LastY;
Line = new Line();
Line.Color = color % PENS.Length;
Line.Points.Add(start);
Line.Points.Add(to);
}
public void Add(double x, double y, bool isEnd = false) {
if (x > LastX) {
Add(new Point(LastX, LastY));
@ -67,9 +79,9 @@ namespace SourceGit.Views.Controls {
}
private void Add(Point p) {
if (p.Y > end.Y) {
if (EndY < p.Y) {
Line.Points.Add(p);
end = p;
EndY = p.Y;
}
}
}
@ -191,12 +203,7 @@ namespace SourceGit.Views.Controls {
offsetX += UNIT_WIDTH;
// 防止有下一个提交有ended线时，新的分支线与旧线重合
var l = new LineHelper(commit.Parents[j], isMerged, colorIdx, position);
l.Line.Points.Add(new Point(offsetX, position.Y + HALF_HEIGHT));
l.LastX = offsetX;
l.LastY = position.Y + HALF_HEIGHT;
unsolved.Add(l);
unsolved.Add(new LineHelper(commit.Parents[j], isMerged, colorIdx, position, new Point(offsetX, position.Y + HALF_HEIGHT)));
colorIdx++;
}
}