Added utility functions and iOS ports of SkWindow, SkOSFile, SkFontHost, and SkImageDecoder
the iOSSampleApp in experimental currently includes all the following files but only uses SkOSWindow_iOS and SkOSFile_iOS
http://codereview.appspot.com/4657047/
git-svn-id: http://skia.googlecode.com/svn/trunk@1706 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/src/utils/ios/SkStream_NSData.mm b/src/utils/ios/SkStream_NSData.mm
new file mode 100755
index 0000000..0586cd6
--- /dev/null
+++ b/src/utils/ios/SkStream_NSData.mm
@@ -0,0 +1,41 @@
+/*
+ Copyright 2010, Tetrark Inc.
+ */
+
+#include "SkStream_NSData.h"
+
+NSData* NSData_dataWithStream(SkStream* stream) {
+ size_t length = stream->getLength();
+ void* src = malloc(length);
+ size_t bytes = stream->read(src, length);
+ SkASSERT(bytes == length);
+ return [NSData dataWithBytesNoCopy:src length:length freeWhenDone:YES];
+}
+
+NSData* NSData_dataFromResource(const char cname[], const char csuffix[]) {
+ NSBundle* bundle = [NSBundle mainBundle];
+ NSString* name = [NSString stringWithUTF8String:cname];
+ NSString* suffix = [NSString stringWithUTF8String:csuffix];
+ NSString* path = [bundle pathForResource:name ofType:suffix];
+ return [NSData dataWithContentsOfMappedFile:path];
+}
+
+///////////////////////////////////////////////////////////////////////////////
+
+SkStream_NSData::SkStream_NSData(NSData* data) {
+ fNSData = data;
+ [fNSData retain];
+
+ this->setMemory([fNSData bytes], [fNSData length], false);
+}
+
+SkStream_NSData::~SkStream_NSData() {
+ [fNSData release];
+}
+
+SkStream_NSData* SkStream_NSData::CreateFromResource(const char name[],
+ const char suffix[]) {
+ NSData* data = NSData_dataFromResource(name, suffix);
+ return SkNEW_ARGS(SkStream_NSData, (data));
+}
+