1 /*
2 * Copyright 2016 Google Inc.
3 *
4 * Use of this source code is governed by a BSD-style license that can be
5 * found in the LICENSE file.
6 */
7
8 #include "UrlHandler.h"
9
10 #include "microhttpd.h"
11 #include "../Request.h"
12 #include "../Response.h"
13
14 using namespace Response;
15
canHandle(const char * method,const char * url)16 bool ImgHandler::canHandle(const char* method, const char* url) {
17 static const char* kBasePath = "/img";
18 return 0 == strcmp(method, MHD_HTTP_METHOD_GET) &&
19 0 == strncmp(url, kBasePath, strlen(kBasePath));
20 }
21
handle(Request * request,MHD_Connection * connection,const char * url,const char * method,const char * upload_data,size_t * upload_data_size)22 int ImgHandler::handle(Request* request, MHD_Connection* connection,
23 const char* url, const char* method,
24 const char* upload_data, size_t* upload_data_size) {
25 SkTArray<SkString> commands;
26 SkStrSplit(url, "/", &commands);
27
28 if (!request->hasPicture() || commands.count() > 3) {
29 return MHD_NO;
30 }
31
32 int n, m = -1;
33 // /img or /img/N
34 if (commands.count() == 1) {
35 n = request->fDebugCanvas->getSize() - 1;
36 } else if (commands.count() == 2) {
37 sscanf(commands[1].c_str(), "%d", &n);
38 } else {
39 sscanf(commands[1].c_str(), "%d", &n);
40 sscanf(commands[2].c_str(), "%d", &m);
41 }
42
43 sk_sp<SkData> data(request->drawToPng(n, m));
44 return SendData(connection, data.get(), "image/png");
45 }
46