internal(image): put create() as associated function

1 files changed, 11 insertions, 11 deletions

diff --git a/src/image.rs b/src/image.rs
index c8f5d49..f5ad5e6 100644
--- a/src/image.rs
+++ b/src/image.rs
@@ -14,7 +14,7 @@ use crate::ast::DepthExpr;
 offset based mutation model, to avoid overflowing on previous image
 */
 
-struct FlowChart {
+pub struct FlowChart {
     img: DynamicImage,
     offset: Offset,
     font: FontArc,
@@ -47,7 +47,7 @@ impl FlowChart {
 
     const RESOLUTION_MULTIPLIER: u32 = 5;
 
-    fn new() -> Self {
+    pub fn new() -> Self {
         Self {
             img: DynamicImage::new(0, 0, ColorType::Rgba8),
             offset: Offset {
@@ -59,6 +59,15 @@ impl FlowChart {
         }
     }
 
+    pub fn create(ast: &[DepthExpr], path: &Path) {
+        let mut chart = FlowChart::new();
+        chart.build(ast);
+        chart
+            .img
+            .save(path)
+            .unwrap();
+    }
+
     fn get_system_font() -> FontArc {
         let mut db = Database::new();
         db.load_system_fonts();
@@ -384,12 +393,3 @@ mod colors {
         255, 255, 255, 255,
     ]);
 }
-
-pub fn create(ast: &[DepthExpr], path: &Path) {
-    let mut chart = FlowChart::new();
-    chart.build(ast);
-    chart
-        .img
-        .save(path)
-        .unwrap();
-}