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Added commit hash to svg #100

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Added commit hash to svg #100

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18 changes: 16 additions & 2 deletions src/print/svg.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -3,7 +3,8 @@
use crate::graph::GitGraph;
use crate::settings::Settings;
use svg::node::element::path::Data;
use svg::node::element::{Circle, Line, Path};
use svg::node::element::{Circle, Line, Path, Text};
use svg::node::Text as TextNode;
use svg::Document;

/// Creates a SVG visual representation of a graph.
Expand Down Expand Up @@ -33,7 +34,7 @@ pub fn print_svg(graph: &GitGraph, settings: &Settings) -> Result<String, String
let branch_color = &branch.visual.svg_color;

if branch.visual.column.unwrap() > max_column {
max_column = branch.visual.column.unwrap();
max_column = branch.visual.column.unwrap() + 5; // +5 for commit hash
}

for p in 0..2 {
Expand Down Expand Up @@ -77,6 +78,7 @@ pub fn print_svg(graph: &GitGraph, settings: &Settings) -> Result<String, String
branch_color,
!info.is_merge,
));
document = document.add(commit_hash(idx, &info.oid.to_string(), true));
}
}
let (x_max, y_max) = commit_coord(max_idx + 1, max_column + 1);
Expand All @@ -90,6 +92,18 @@ pub fn print_svg(graph: &GitGraph, settings: &Settings) -> Result<String, String
Ok(String::from_utf8(out).unwrap_or_else(|_| "Invalid UTF8 character.".to_string()))
}

fn commit_hash(index: usize, hash: &str, shorten: bool) -> Text {
let (x, y) = commit_coord(index, 2);
Text::new()
.set("x", x)
.set("y", y)
.set("stroke", "goldenrod")
.set("font-size", 12)
.set("font-family", "open sans")
.set("letter-spacing", 0.75)
.add(TextNode::new(if shorten { &hash[..7] } else { hash }))
}

fn commit_dot(index: usize, column: usize, color: &str, filled: bool) -> Circle {
let (x, y) = commit_coord(index, column);
Circle::new()
Expand Down
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