Current Dev State

static/js/ketcher2/node_modules/ttf2woff2/csrc/addon.cc

@@ -0,0 +1,53 @@
+#include <nan.h>
+#include <node.h>
+#include <node_buffer.h>
+#include <stdlib.h>
+#include "./woff2/woff2_enc.h"
+
+using namespace v8;
+
+NAN_METHOD(convert) {
+  Local<Object> inputBuffer = info[0]->ToObject();
+
+  if (!node::Buffer::HasInstance(inputBuffer)) {
+    Nan::ThrowError(Nan::TypeError("First arg should be a Buffer"));
+    return;
+  }
+
+  size_t input_length = node::Buffer::Length(inputBuffer);
+  char* input_data = node::Buffer::Data(inputBuffer);
+
+  // Determine the maximum needed length
+  size_t max_output_length = woff2::MaxWOFF2CompressedSize(
+    reinterpret_cast<const uint8_t*>(input_data), input_length);
+  size_t actual_output_length = max_output_length;
+
+  char* output_data = (char*) calloc(max_output_length, 1);
+
+  // Create the Woff2 font
+  if (!woff2::ConvertTTFToWOFF2(
+    reinterpret_cast<const uint8_t*>(input_data), input_length,
+    reinterpret_cast<uint8_t*>(output_data), &actual_output_length
+  )) {
+    Nan::ThrowError(Nan::Error("Could not convert the given font."));
+    return;
+  }
+
+  // Free the unused memory
+  output_data = (char*) realloc(output_data, actual_output_length);
+
+  Nan::MaybeLocal<v8::Object> outputBuffer = Nan::NewBuffer(
+    output_data,
+    actual_output_length
+  );
+
+  info.GetReturnValue().Set(outputBuffer.ToLocalChecked());
+}
+
+
+NAN_MODULE_INIT(Init) {
+  Nan::Set(target, Nan::New("convert").ToLocalChecked(),
+    Nan::GetFunction(Nan::New<FunctionTemplate>(convert)).ToLocalChecked());
+}
+
+NODE_MODULE(addon, Init)