From 9225420eba3d8982ee73066eb9c2ef6c171ec60f Mon Sep 17 00:00:00 2001
From: David Capello <davidcapello@gmail.com>
Date: Mon, 2 Nov 2015 16:45:09 -0300
Subject: [PATCH] Minor change in floodfill.h/cpp

---
 src/doc/algorithm/floodfill.cpp | 23 ++++++++++++-----------
 src/doc/algorithm/floodfill.h   | 11 ++++++-----
 2 files changed, 18 insertions(+), 16 deletions(-)

diff --git a/src/doc/algorithm/floodfill.cpp b/src/doc/algorithm/floodfill.cpp
index fc7deb646..e278ebafd 100644
--- a/src/doc/algorithm/floodfill.cpp
+++ b/src/doc/algorithm/floodfill.cpp
@@ -125,9 +125,9 @@ inline bool color_equal<IndexedTraits>(color_t c1, color_t c2, int tolerance)
  *  to the list of drawn segments. Returns the first x coordinate after
  *  the part of the line which it has dealt with.
  */
-static int flooder(Image *image, int x, int y,
-  const gfx::Rect& bounds,
-  color_t src_color, int tolerance, void *data, AlgoHLine proc)
+static int flooder(const Image* image, int x, int y,
+                   const gfx::Rect& bounds,
+                   color_t src_color, int tolerance, void *data, AlgoHLine proc)
 {
   FLOODED_LINE *p;
   int left = 0, right = 0;
@@ -263,9 +263,9 @@ static int flooder(Image *image, int x, int y,
  *  segments which have already been drawn in order to minimise the required
  *  number of tests.
  */
-static int check_flood_line(Image* image, int y, int left, int right,
-  const gfx::Rect& bounds,
-  int src_color, int tolerance, void *data, AlgoHLine proc)
+static int check_flood_line(const Image* image, int y, int left, int right,
+                            const gfx::Rect& bounds,
+                            int src_color, int tolerance, void *data, AlgoHLine proc)
 {
   int c;
   FLOODED_LINE *p;
@@ -296,7 +296,7 @@ static int check_flood_line(Image* image, int y, int left, int right,
 }
 
 template<typename ImageTraits>
-static void replace_color(Image* image, const gfx::Rect& bounds, int src_color, int tolerance, void *data, AlgoHLine proc)
+static void replace_color(const Image* image, const gfx::Rect& bounds, int src_color, int tolerance, void* data, AlgoHLine proc)
 {
   typename ImageTraits::address_t address;
 
@@ -322,10 +322,11 @@ static void replace_color(Image* image, const gfx::Rect& bounds, int src_color,
 /* floodfill:
  *  Fills an enclosed area (starting at point x, y) with the specified color.
  */
-void floodfill(Image* image, int x, int y,
-  const gfx::Rect& bounds,
-  int tolerance, bool contiguous,
-  void* data, AlgoHLine proc)
+void floodfill(const Image* image, int x, int y,
+               const gfx::Rect& bounds,
+               int tolerance, bool contiguous,
+               void* data,
+               AlgoHLine proc)
 {
   // Make sure we have a valid starting point
   if ((x < 0) || (x >= image->width()) ||
diff --git a/src/doc/algorithm/floodfill.h b/src/doc/algorithm/floodfill.h
index 6a8e58a20..01d939a40 100644
--- a/src/doc/algorithm/floodfill.h
+++ b/src/doc/algorithm/floodfill.h
@@ -1,5 +1,5 @@
 // Aseprite Document Library
-// Copyright (c) 2001-2014 David Capello
+// Copyright (c) 2001-2015 David Capello
 //
 // This file is released under the terms of the MIT license.
 // Read LICENSE.txt for more information.
@@ -17,10 +17,11 @@ namespace doc {
 
   namespace algorithm {
 
-    void floodfill(Image* image, int x, int y,
-      const gfx::Rect& bounds,
-      int tolerance, bool contiguous,
-      void* data, AlgoHLine proc);
+    void floodfill(const Image* image, int x, int y,
+                   const gfx::Rect& bounds,
+                   int tolerance, bool contiguous,
+                   void* data,
+                   AlgoHLine proc);
 
   }
 }