Repo created

libs/drape/tm_read_resources.hpp

@@ -0,0 +1,47 @@
+#pragma once
+#include "platform/platform.hpp"
+
+#include "coding/reader.hpp"
+#include "coding/reader_streambuf.hpp"
+
+#include "base/buffer_vector.hpp"
+#include "base/logging.hpp"
+#include "base/string_utils.hpp"
+
+namespace dp::impl
+{
+
+template <typename ToDo>
+inline void ParsePatternsList(std::string const & patternsFile, ToDo && toDo)
+{
+  ReaderStreamBuf buffer(GetPlatform().GetReader(patternsFile));
+  std::istream is(&buffer);
+
+  std::string line;
+  while (std::getline(is, line))
+  {
+    buffer_vector<double, 8> pattern;
+    strings::Tokenize(line, " ", [&](std::string_view token)
+    {
+      double d = 0.0;
+      VERIFY(strings::to_double(token, d), ());
+      pattern.push_back(d);
+    });
+
+    bool isValid = true;
+    for (size_t i = 0; i < pattern.size(); i++)
+    {
+      if (fabs(pattern[i]) < 1e-5)
+      {
+        LOG(LWARNING, ("Pattern was skipped", line));
+        isValid = false;
+        break;
+      }
+    }
+
+    if (isValid)
+      toDo(pattern);
+  }
+}
+
+}  // namespace dp::impl