mirror of
https://github.com/ultimatepp/ultimatepp.git
synced 2026-08-25 06:12:47 -06:00
116 lines
4.1 KiB
C++
116 lines
4.1 KiB
C++
/******************************************************************************
|
|
* $Id: minidriver_virtualearth.cpp 27745 2014-09-27 16:38:57Z goatbar $
|
|
*
|
|
* Project: WMS Client Driver
|
|
* Purpose: Implementation of Dataset and RasterBand classes for WMS
|
|
* and other similar services.
|
|
* Author: Even Rouault
|
|
*
|
|
******************************************************************************
|
|
* Copyright (c) 2011, Even Rouault <even dot rouault at mines-paris dot org>
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person obtaining a
|
|
* copy of this software and associated documentation files (the "Software"),
|
|
* to deal in the Software without restriction, including without limitation
|
|
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
|
|
* and/or sell copies of the Software, and to permit persons to whom the
|
|
* Software is furnished to do so, subject to the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice shall be included
|
|
* in all copies or substantial portions of the Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
|
|
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
|
|
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
|
|
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
|
|
* DEALINGS IN THE SOFTWARE.
|
|
****************************************************************************/
|
|
|
|
#include "wmsdriver.h"
|
|
#include "minidriver_virtualearth.h"
|
|
|
|
|
|
CPP_GDALWMSMiniDriverFactory(VirtualEarth)
|
|
|
|
GDALWMSMiniDriver_VirtualEarth::GDALWMSMiniDriver_VirtualEarth()
|
|
{
|
|
}
|
|
|
|
GDALWMSMiniDriver_VirtualEarth::~GDALWMSMiniDriver_VirtualEarth()
|
|
{
|
|
}
|
|
|
|
CPLErr GDALWMSMiniDriver_VirtualEarth::Initialize(CPLXMLNode *config)
|
|
{
|
|
CPLErr ret = CE_None;
|
|
|
|
if (ret == CE_None) {
|
|
const char *base_url = CPLGetXMLValue(config, "ServerURL", "");
|
|
if (base_url[0] != '\0') {
|
|
m_base_url = base_url;
|
|
if (m_base_url.find("${quadkey}") == std::string::npos) {
|
|
CPLError(CE_Failure, CPLE_AppDefined,
|
|
"GDALWMS, VirtualEarth mini-driver: ${quadkey} missing in ServerURL.");
|
|
ret = CE_Failure;
|
|
}
|
|
} else {
|
|
CPLError(CE_Failure, CPLE_AppDefined,
|
|
"GDALWMS, VirtualEarth mini-driver: ServerURL missing.");
|
|
ret = CE_Failure;
|
|
}
|
|
}
|
|
|
|
m_parent_dataset->WMSSetDefaultBlockSize(256, 256);
|
|
m_parent_dataset->WMSSetDefaultDataWindowCoordinates(-20037508.34,20037508.34,20037508.34,-20037508.34);
|
|
m_parent_dataset->WMSSetDefaultTileLevel(19);
|
|
m_parent_dataset->WMSSetDefaultOverviewCount(18);
|
|
m_parent_dataset->WMSSetNeedsDataWindow(FALSE);
|
|
|
|
m_projection_wkt=ProjToWKT("EPSG:900913");
|
|
|
|
return ret;
|
|
}
|
|
|
|
void GDALWMSMiniDriver_VirtualEarth::GetCapabilities(GDALWMSMiniDriverCapabilities *caps)
|
|
{
|
|
caps->m_capabilities_version = 1;
|
|
caps->m_has_arb_overviews = 0;
|
|
caps->m_has_image_request = 0;
|
|
caps->m_has_tiled_image_requeset = 1;
|
|
caps->m_max_overview_count = 32;
|
|
}
|
|
|
|
void GDALWMSMiniDriver_VirtualEarth::TiledImageRequest(CPLString *url,
|
|
CPL_UNUSED const GDALWMSImageRequestInfo &iri,
|
|
const GDALWMSTiledImageRequestInfo &tiri)
|
|
{
|
|
|
|
*url = m_base_url;
|
|
|
|
char szTileNumber[64];
|
|
int x = tiri.m_x;
|
|
int y = tiri.m_y;
|
|
int z = MIN(32,tiri.m_level);
|
|
|
|
for(int i = 0; i < z; i ++)
|
|
{
|
|
int row = (y & 1);
|
|
int col = (x & 1);
|
|
|
|
szTileNumber[z-1-i] = (char) ('0' + (col | (row << 1)));
|
|
|
|
x = x >> 1;
|
|
y = y >> 1;
|
|
}
|
|
szTileNumber[z] = 0;
|
|
|
|
URLSearchAndReplace(url, "${quadkey}", "%s", szTileNumber);
|
|
URLSearchAndReplace(url, "${server_num}", "%d",
|
|
(tiri.m_x + tiri.m_y + z) % 4);
|
|
}
|
|
|
|
const char *GDALWMSMiniDriver_VirtualEarth::GetProjectionInWKT() {
|
|
return m_projection_wkt.c_str();
|
|
}
|