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-rw-r--r--libdimension/dimension/png.h43
1 files changed, 43 insertions, 0 deletions
diff --git a/libdimension/dimension/png.h b/libdimension/dimension/png.h
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+++ b/libdimension/dimension/png.h
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+/*************************************************************************
+ * Copyright (C) 2008 Tavian Barnes <tavianator@gmail.com> *
+ * *
+ * This file is part of The Dimension Library. *
+ * *
+ * The Dimension Library is free software; you can redistribute it and/ *
+ * or modify it under the terms of the GNU Lesser General Public License *
+ * as published by the Free Software Foundation; either version 3 of the *
+ * License, or (at your option) any later version. *
+ * *
+ * The Dimension Library is distributed in the hope that it will be *
+ * useful, but WITHOUT ANY WARRANTY; without even the implied warranty *
+ * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU *
+ * Lesser General Public License for more details. *
+ * *
+ * You should have received a copy of the GNU Lesser General Public *
+ * License along with this program. If not, see *
+ * <http://www.gnu.org/licenses/>. *
+ *************************************************************************/
+
+#ifndef DIMENSION_PNG_H
+#define DIMENSION_PNG_H
+
+#include <dimension.h>
+#include <stdio.h>
+
+#ifdef __cplusplus
+/* We've been included from a C++ file; mark everything here as extern "C" */
+extern "C" {
+#endif
+
+/* Write canvas to file in PNG format. Returns 0 on success, nonzero on
+ failure */
+int dmnsn_png_write_canvas(const dmnsn_canvas *canvas, FILE *file);
+
+/* Read a canvas from a PNG file. Returns NULL on failure. */
+dmnsn_canvas *dmnsn_png_read_canvas(FILE *file);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* DIMENSION_PNG_H */