本文整理汇总了C++中WebContext::GetCacheMapPath方法的典型用法代码示例。如果您正苦于以下问题：C++ WebContext::GetCacheMapPath方法的具体用法？C++ WebContext::GetCacheMapPath怎么用？C++ WebContext::GetCacheMapPath使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类WebContext的用法示例。
在下文中一共展示了WebContext::GetCacheMapPath方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: DrawFeature
WebResponse* GetPreviewHandler::DrawFeature(FeatureClass* pFeatureClass, GetPreviewRequest* pRequest)
{
g_uint width = pRequest->GetWidth();
g_uint height = pRequest->GetHeight();
Canvas* pCanvas = NULL;
CartoFactory* pCartoFactory = augeGetCartoFactoryInstance();
GLogger* pLogger = augeGetLoggerInstance();
Style* pStyle = NULL;
FeatureLayer* pFeatureLayer = NULL;
CartoManager* pCartoManager = augeGetCartoManagerInstance();
StyleFactory* pStyleFactory = augeGetStyleFactoryInstance();
pFeatureLayer = pCartoFactory->CreateFeatureLayer();
pFeatureLayer->SetFeatureClass(pFeatureClass);
//pFeatureClass->AddRef();
GField* pField = pFeatureClass->GetFields()->GetGeometryField();
augeGeometryType type = pField->GetGeometryDef()->GeometryType();
pStyle = pStyleFactory->CreateFeatureStyle(type);
GColor bgColor(255,255,255,255);
pCanvas = pCartoFactory->CreateCanvas2D(width, height);
pCanvas->DrawBackground(bgColor);
GEnvelope extent = pRequest->GetExtent();
if(extent.IsValid())
{
pCanvas->SetViewer(extent);
}
else
{
pCanvas->SetViewer(pFeatureClass->GetExtent());
}
//pCanvas->SetViewer(extent.IsValid() ? extent : pFeatureClass->GetExtent());
pCanvas->DrawLayer(pFeatureLayer, pStyle);
char img_sfix[AUGE_EXT_MAX] = {0};
//char img_name[AUGE_NAME_MAX] = {0};
char img_path[AUGE_PATH_MAX] = {0};
auge_get_image_suffix(pRequest->GetMimeType(), img_sfix, AUGE_EXT_MAX);
//auge_generate_uuid(img_name, AUGE_NAME_MAX);
WebContext* pWebContext = augeGetWebContextInstance();
//const char* cache_path = "E:\\Research\\Auge.GIS\\Dist\\32_x86_win_vc10\\binD\\cache\\map";//pWebContext->GetCacheMapPath();
const char* uuid = pFeatureClass->GetUUID();
auge_make_path(img_path, NULL, pWebContext->GetCacheMapPath(), pFeatureClass->GetUUID(), img_sfix);
pCanvas->Save(img_path);
pCanvas->Release();
GetPreviewResponse* pMapResponse = new GetPreviewResponse(pRequest);
pMapResponse->SetPath(img_path);
pStyle->Release();
pFeatureLayer->Release();
return pMapResponse;
}示例2: Execute
WebResponse* GetPreviewHandler::Execute(WebRequest* pWebRequest, User* pUser)
{
GetPreviewRequest* pRequest = static_cast<GetPreviewRequest*>(pWebRequest);
const char* sourceName = pRequest->GetSourceName();
const char* dataSetName= pRequest->GetDataSetName();
if(sourceName==NULL)
{
const char* msg = "Parameter [sourceName] is NULL";
GLogger* pLogger = augeGetLoggerInstance();
pLogger->Error(msg, __FILE__, __LINE__);
WebExceptionResponse* pExpResponse = augeCreateWebExceptionResponse();
pExpResponse->SetMessage(msg);
return pExpResponse;
}
Workspace* pWorkspace = NULL;
ConnectionManager* pConnectionManager = augeGetConnectionManagerInstance();
pWorkspace = pConnectionManager->GetWorkspace(pUser->GetID(), sourceName);
if( pWorkspace==NULL )
{
char msg[AUGE_PATH_MAX] = {0};
g_sprintf(msg, "Cannot load datasource [%s].", sourceName);
GLogger* pLogger = augeGetLoggerInstance();
pLogger->Error(msg, __FILE__, __LINE__);
WebExceptionResponse* pExpResponse = augeCreateWebExceptionResponse();
pExpResponse->SetMessage(msg);
return pExpResponse;
}
DataSet* pDataSet = pWorkspace->OpenDataSet(dataSetName);
if(pDataSet==NULL)
{
char msg[AUGE_PATH_MAX] = {0};
g_sprintf(msg, "Cannot load data set [%s].", dataSetName);
GLogger* pLogger = augeGetLoggerInstance();
pLogger->Error(msg, __FILE__, __LINE__);
WebExceptionResponse* pExpResponse = augeCreateWebExceptionResponse();
pExpResponse->SetMessage(msg);
return pExpResponse;
}
WebResponse* pWebResponse = NULL;
switch(pDataSet->GetType())
{
case augeDataSetFeature:
{
FeatureClass* pFeatureClass = static_cast<FeatureClass*>(pDataSet);
char img_sfix[AUGE_EXT_MAX] = {0};
char img_path[AUGE_PATH_MAX] = {0};
auge_get_image_suffix(pRequest->GetMimeType(), img_sfix, AUGE_EXT_MAX);
WebContext* pWebContext = augeGetWebContextInstance();
auge_make_path(img_path, NULL, pWebContext->GetCacheMapPath(), pFeatureClass->GetUUID(), img_sfix);
if(!g_access(img_path, 4))
{
GetPreviewResponse* pMapResponse = new GetPreviewResponse(pRequest);
pMapResponse->SetPath(img_path);
pWebResponse = pMapResponse;
}
else
{
pWebResponse = DrawFeature(pFeatureClass,pRequest);
}
}
break;
case augeDataSetRaster:
break;
}
return pWebResponse;
}