Index: runtime/embedders/openglui/android/android_resource.h |
=================================================================== |
--- runtime/embedders/openglui/android/android_resource.h (revision 0) |
+++ runtime/embedders/openglui/android/android_resource.h (revision 0) |
@@ -0,0 +1,67 @@ |
+// Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file |
+// for details. All rights reserved. Use of this source code is governed by a |
+// BSD-style license that can be found in the LICENSE file. |
+ |
+#ifndef EMBEDDERS_OPENGLUI_ANDROID_ANDROID_RESOURCE_H_ |
+#define EMBEDDERS_OPENGLUI_ANDROID_ANDROID_RESOURCE_H_ |
+ |
+#include <android_native_app_glue.h> |
+ |
+#include "embedders/openglui/common/log.h" |
+#include "embedders/openglui/common/resource.h" |
+ |
+class AndroidResource : public Resource { |
+ public: |
+ AndroidResource(android_app* application, const char* path) |
+ : Resource(path), |
+ asset_manager_(application->activity->assetManager), |
+ asset_(NULL) { |
+ } |
+ |
+ int32_t descriptor() { |
+ if (Open() == 0) { |
+ descriptor_ = AAsset_openFileDescriptor(asset_, &start_, &length_); |
+ LOGI("%s has start %d, length %d, fd %d", |
+ path_, static_cast<int>(start_), static_cast<int>(length_), |
+ descriptor_); |
+ return descriptor_; |
+ } |
+ return -1; |
+ } |
+ |
+ off_t length() { |
+ if (length_ < 0) { |
+ length_ = AAsset_getLength(asset_); |
+ } |
+ return length_; |
+ } |
+ |
+ int32_t Open() { |
+ LOGI("Attempting to open asset %s", path_); |
+ asset_ = AAssetManager_open(asset_manager_, path_, AASSET_MODE_UNKNOWN); |
+ if (asset_ != NULL) { |
+ return 0; |
+ } |
+ LOGE("Could not open asset %s", path_); |
+ return -1; |
+ } |
+ |
+ void Close() { |
+ if (asset_ != NULL) { |
+ AAsset_close(asset_); |
+ asset_ = NULL; |
+ } |
+ } |
+ |
+ int32_t Read(void* buffer, size_t count) { |
+ size_t actual = AAsset_read(asset_, buffer, count); |
+ return (actual == count) ? 0 : -1; |
+ } |
+ |
+ private: |
+ AAssetManager* asset_manager_; |
+ AAsset* asset_; |
+}; |
+ |
+#endif // EMBEDDERS_OPENGLUI_ANDROID_ANDROID_RESOURCE_H_ |
+ |