AAPT2: Separate out the various steps
An early refactor. Some ideas became clearer as
development continued. Now the various phases are much
clearer and more easily reusable.
Also added a ton of tests!
Change-Id: Ic8f0a70c8222370352e63533b329c40457c0903e
diff --git a/tools/aapt2/compile/Png.h b/tools/aapt2/compile/Png.h
new file mode 100644
index 0000000..345ff6c
--- /dev/null
+++ b/tools/aapt2/compile/Png.h
@@ -0,0 +1,47 @@
+/*
+ * Copyright (C) 2015 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef AAPT_PNG_H
+#define AAPT_PNG_H
+
+#include "util/BigBuffer.h"
+#include "Diagnostics.h"
+#include "Source.h"
+
+#include <iostream>
+#include <string>
+
+namespace aapt {
+
+struct PngOptions {
+ int grayScaleTolerance = 0;
+};
+
+class Png {
+public:
+ Png(IDiagnostics* diag) : mDiag(diag) {
+ }
+
+ bool process(const Source& source, std::istream* input, BigBuffer* outBuffer,
+ const PngOptions& options);
+
+private:
+ IDiagnostics* mDiag;
+};
+
+} // namespace aapt
+
+#endif // AAPT_PNG_H