Add clone() function to timage.

wesnoth · Jul 17, 2014 · c3014d8 · c3014d8
1 parent 2e278b3
commit c3014d8
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diff --git a/src/sdl/image.cpp b/src/sdl/image.cpp
@@ -287,6 +287,21 @@ bool timage::null() const
 	return image_ == NULL;
 }
 
+timage timage::clone() const
+{
+	timage res;
+	res.image_ = GPU_CopyImage(image_);
+	res.set_alpha(alpha());
+	res.set_clip(clip());
+	res.set_color_mod(red_mod(), green_mod(), blue_mod());
+	res.set_wrap(hwrap(), vwrap());
+	res.set_rotation(rotation());
+	res.set_scale(hscale(), vscale());
+	res.set_smooth_scaling(smooth_scaling());
+
+	return res;
+}
+
 }
 
 #endif
diff --git a/src/sdl/image.hpp b/src/sdl/image.hpp
@@ -243,6 +243,8 @@ class timage
 	 */
 	bool null() const;
 
+	timage clone() const;
+
 private:
 	/** The texture itself. */
 	GPU_Image *image_;