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src/java.desktop/share/classes/com/sun/imageio/plugins/png/PNGMetadata.java
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*** 1,7 ****
/*
! * Copyright (c) 2000, 2017, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
--- 1,7 ----
/*
! * Copyright (c) 2000, 2018, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
*** 2257,2266 ****
--- 2257,2272 ----
}
}
return retVal;
}
+ boolean hasTransparentColor() {
+ return tRNS_present &&
+ (tRNS_colorType == PNGImageReader.PNG_COLOR_RGB ||
+ tRNS_colorType == PNGImageReader.PNG_COLOR_GRAY);
+ }
+
// Reset all instance variables to their initial state
public void reset() {
IHDR_present = false;
PLTE_present = false;
bKGD_present = false;
*** 2292,2296 ****
--- 2298,2303 ----
zTXt_text = new ArrayList<String>();
unknownChunkType = new ArrayList<String>();
unknownChunkData = new ArrayList<byte[]>();
}
}
+
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