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authorMathias Agopian <mathias@google.com>2012-02-17 15:34:57 -0800
committerMathias Agopian <mathias@google.com>2012-02-17 15:36:10 -0800
commitb93a03f841d93498bfea6cc92a22faa34bce1337 (patch)
treeb5c2e1c097ad9dc4a3580ee661223794e0560f60 /include/androidfw/VirtualKeyMap.h
parente97df97b6cb5e4bff8f9da9ecff7cddb7d04ff41 (diff)
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frameworks/base refactoring.
First step. Move libui includes to their new home: androidfw. Change-Id: Ic042b52fdba72f30edc3cc6339bf30b4c1b99662
Diffstat (limited to 'include/androidfw/VirtualKeyMap.h')
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diff --git a/include/androidfw/VirtualKeyMap.h b/include/androidfw/VirtualKeyMap.h
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+/*
+ * Copyright (C) 2010 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 _ANDROIDFW_VIRTUAL_KEY_MAP_H
+#define _ANDROIDFW_VIRTUAL_KEY_MAP_H
+
+#include <stdint.h>
+
+#include <androidfw/Input.h>
+#include <utils/Errors.h>
+#include <utils/KeyedVector.h>
+#include <utils/Tokenizer.h>
+#include <utils/String8.h>
+#include <utils/Unicode.h>
+
+namespace android {
+
+/* Describes a virtual key. */
+struct VirtualKeyDefinition {
+ int32_t scanCode;
+
+ // configured position data, specified in display coords
+ int32_t centerX;
+ int32_t centerY;
+ int32_t width;
+ int32_t height;
+};
+
+
+/**
+ * Describes a collection of virtual keys on a touch screen in terms of
+ * virtual scan codes and hit rectangles.
+ */
+class VirtualKeyMap {
+public:
+ ~VirtualKeyMap();
+
+ static status_t load(const String8& filename, VirtualKeyMap** outMap);
+
+ inline const Vector<VirtualKeyDefinition>& getVirtualKeys() const {
+ return mVirtualKeys;
+ }
+
+private:
+ class Parser {
+ VirtualKeyMap* mMap;
+ Tokenizer* mTokenizer;
+
+ public:
+ Parser(VirtualKeyMap* map, Tokenizer* tokenizer);
+ ~Parser();
+ status_t parse();
+
+ private:
+ bool consumeFieldDelimiterAndSkipWhitespace();
+ bool parseNextIntField(int32_t* outValue);
+ };
+
+ Vector<VirtualKeyDefinition> mVirtualKeys;
+
+ VirtualKeyMap();
+};
+
+} // namespace android
+
+#endif // _ANDROIDFW_KEY_CHARACTER_MAP_H