skia2/tools/skiaserve/urlhandlers/ImgHandler.cpp

47 lines
1.3 KiB
C++

/*
* Copyright 2016 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "UrlHandler.h"
#include "microhttpd.h"
#include "../Request.h"
#include "../Response.h"
using namespace Response;
bool ImgHandler::canHandle(const char* method, const char* url) {
static const char* kBasePath = "/img";
return 0 == strcmp(method, MHD_HTTP_METHOD_GET) &&
0 == strncmp(url, kBasePath, strlen(kBasePath));
}
int ImgHandler::handle(Request* request, MHD_Connection* connection,
const char* url, const char* method,
const char* upload_data, size_t* upload_data_size) {
SkTArray<SkString> commands;
SkStrSplit(url, "/", &commands);
if (!request->hasPicture() || commands.count() > 3) {
return MHD_NO;
}
int n, m = -1;
// /img or /img/N
if (commands.count() == 1) {
n = request->fDebugCanvas->getSize() - 1;
} else if (commands.count() == 2) {
sscanf(commands[1].c_str(), "%d", &n);
} else {
sscanf(commands[1].c_str(), "%d", &n);
sscanf(commands[2].c_str(), "%d", &m);
}
SkAutoTUnref<SkData> data(request->drawToPng(n, m));
return SendData(connection, data, "image/png");
}