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#include "map_style_reader.hpp"
#include "base/logging.hpp"
#include "coding/file_name_utils.hpp"
#include "platform/platform.hpp"
#include <string>
namespace
{
std::string const kSuffixDark = "_dark";
std::string const kSuffixClear = "_clear";
std::string const kSuffixVehicleDark = "_vehicle_dark";
std::string const kSuffixVehicleClear = "_vehicle_clear";
std::string const kStylesOverrideDir = "styles";
string GetStyleRulesSuffix(MapStyle mapStyle)
{
switch (mapStyle)
{
case MapStyleDark:
return kSuffixDark;
case MapStyleClear:
return kSuffixClear;
case MapStyleVehicleDark:
return kSuffixVehicleDark;
case MapStyleVehicleClear:
return kSuffixVehicleClear;
case MapStyleMerged:
return string();
case MapStyleCount:
break;
}
LOG(LWARNING, ("Unknown map style", mapStyle));
return kSuffixClear;
}
string GetStyleResourcesSuffix(MapStyle mapStyle)
{
// We use the same resources for default and vehicle styles
// to avoid textures duplication and package size increasing.
switch (mapStyle)
{
case MapStyleDark:
case MapStyleVehicleDark:
return kSuffixDark;
case MapStyleClear:
case MapStyleVehicleClear:
return kSuffixClear;
case MapStyleMerged:
return string();
case MapStyleCount:
break;
}
LOG(LWARNING, ("Unknown map style", mapStyle));
return kSuffixClear;
}
} // namespace
StyleReader::StyleReader()
: m_mapStyle(kDefaultMapStyle)
{
}
void StyleReader::SetCurrentStyle(MapStyle mapStyle)
{
m_mapStyle = mapStyle;
}
MapStyle StyleReader::GetCurrentStyle()
{
return m_mapStyle;
}
ReaderPtr<Reader> StyleReader::GetDrawingRulesReader()
{
string rulesFile = string("drules_proto") + GetStyleRulesSuffix(GetCurrentStyle()) + ".bin";
auto overriddenRulesFile = my::JoinFoldersToPath({GetPlatform().WritableDir(), kStylesOverrideDir}, rulesFile);
if (GetPlatform().IsFileExistsByFullPath(overriddenRulesFile))
rulesFile = overriddenRulesFile;
return GetPlatform().GetReader(rulesFile);
}
ReaderPtr<Reader> StyleReader::GetResourceReader(string const & file, string const & density)
{
string const resourceDir = string("resources-") + density + GetStyleResourcesSuffix(GetCurrentStyle());
string resFile = my::JoinFoldersToPath(resourceDir, file);
auto overriddenResFile = my::JoinFoldersToPath({GetPlatform().WritableDir(), kStylesOverrideDir}, resFile);
if (GetPlatform().IsFileExistsByFullPath(overriddenResFile))
resFile = overriddenResFile;
return GetPlatform().GetReader(resFile);
}
StyleReader & GetStyleReader()
{
static StyleReader instance;
return instance;
}
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