[merge] PR #51 from mariusandra/main

Support padding in `renderImg`
aruZeta · Jan 29, 2024 · 8cd8f82 · 8cd8f82
2 parents 5cca07c + b6f506c
commit 8cd8f82
Showing 1 changed file with 5 additions and 4 deletions.
diff --git a/src/QRgen/renderer.nim b/src/QRgen/renderer.nim
@@ -48,7 +48,8 @@ proc renderImg*(
   moSep: Percentage = 0,
   pixels: uint32 = 512,
   img: Image = Image(width: 0, height: 0),
-  imgCoords: tuple[x, y, w, h: uint8] = self.genDefaultCoords
+  imgCoords: tuple[x, y, w, h: uint8] = self.genDefaultCoords,
+  padding: uint8 = 5
 ): Image =
   ## Print a `DrawedQRCode` in PNG format (returned as a `Image` from pixie).
   ##
@@ -78,10 +79,10 @@ proc renderImg*(
   ##    will be. You can change this by setting `imgCoords`, which contains a
   ##    tuple with the `x,y` position of `img` and it's width an height.
   let
-    modules: uint8 = self.drawing.size + 10
+    modules: uint8 = self.drawing.size + padding * 2
     modulePixels: uint16 = (pixels div modules).uint16
-    pixelsMargin: uint16 = (pixels mod modules).uint16 div 2 + modulePixels*5
-    actualSize: uint32 = modulePixels.uint32*(modules-10) + (pixelsMargin+1)*2
+    pixelsMargin: uint16 = (pixels mod modules).uint16 div 2 + modulePixels * padding
+    actualSize: uint32 = modulePixels.uint32*(modules-(padding * 2)) + (pixelsMargin+1)*2
   let pixels: uint32 =
     if actualSize < pixels: actualSize
     else: pixels