From: dirk <dirk@git.imagemagick.org>
Date: Thu, 8 Oct 2015 12:42:57 +0000 (+0200)
Subject: Added inverse option to the transparent method.
X-Git-Tag: 7.0.1-0~572
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=2fcdcaf5f27967318e07808b67498cceac3b4125;p=imagemagick

Added inverse option to the transparent method.
---

diff --git a/Magick++/lib/Image.cpp b/Magick++/lib/Image.cpp
index 28c508b52..fe6d47e01 100644
--- a/Magick++/lib/Image.cpp
+++ b/Magick++/lib/Image.cpp
@@ -4639,7 +4639,7 @@ void Magick::Image::transformScale(const double sx_,const double sy_)
   options()->transformScale(sx_,sy_);
 }
 
-void Magick::Image::transparent(const Color &color_)
+void Magick::Image::transparent(const Color &color_,const bool inverse_)
 {
   PixelInfo
     target;
@@ -4656,8 +4656,8 @@ void Magick::Image::transparent(const Color &color_)
   (void) QueryColorCompliance(color.c_str(),AllCompliance,&target,
     exceptionInfo);
   modifyImage();
-  TransparentPaintImage(image(),&target,TransparentAlpha,MagickFalse,
-    exceptionInfo);
+  TransparentPaintImage(image(),&target,TransparentAlpha,
+    inverse_ == true ? MagickTrue : MagickFalse,exceptionInfo);
   ThrowImageException;
 }
 
diff --git a/Magick++/lib/Magick++/Image.h b/Magick++/lib/Magick++/Image.h
index e32c50133..27dfc5163 100644
--- a/Magick++/lib/Magick++/Image.h
+++ b/Magick++/lib/Magick++/Image.h
@@ -1415,7 +1415,7 @@ namespace Magick
 
     // Add matte image to image, setting pixels matching color to
     // transparent
-    void transparent(const Color &color_);
+    void transparent(const Color &color_,const bool inverse_=false);
 
     // Add matte image to image, for all the pixels that lies in between
     // the given two color