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-rw-r--r--src/extension/internal/png-output.h48
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diff --git a/src/extension/internal/png-output.h b/src/extension/internal/png-output.h
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+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * An internal raster export which passes the generated PNG output
+ * to an external file. In the future this module could host more of
+ * the PNG generation code that isn't needed for other raster export options.
+ *
+ * Authors:
+ * Martin Owens <doctormo@geek-2.com>
+ *
+ * Copyright (C) 2021 Authors
+ *
+ * Released under GNU GPL v2+, read the file 'COPYING' for more information.
+ */
+
+#ifndef EXTENSION_INTERNAL_PNG_OUTPUT_H
+#define EXTENSION_INTERNAL_PNG_OUTPUT_H
+
+#include <glib.h>
+
+#include "extension/extension.h"
+#include "extension/implementation/implementation.h"
+#include "extension/output.h"
+#include "extension/system.h"
+
+namespace Inkscape {
+namespace Extension {
+namespace Internal {
+
+class PngOutput : public Inkscape::Extension::Implementation::Implementation
+{
+public:
+ PngOutput(){};
+
+ bool check(Inkscape::Extension::Extension *module) override { return true; };
+
+ void export_raster(Inkscape::Extension::Output *module,
+ const SPDocument *doc, std::string const &png_file, gchar const *filename) override;
+
+ static void init();
+
+private:
+};
+
+} // namespace Internal
+} // namespace Extension
+} // namespace Inkscape
+
+#endif /* EXTENSION_INTERNAL_PNG_OUTPUT_H */