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/**
* @file llgroupcolormap.cpp
* @brief Per-group nameplate tint registry.
* $LicenseInfo:firstyear=2024&license=viewerlgpl$
*/
#include "llviewerprecompiledheaders.h"
#include "llgroupcolormap.h"
#include "lldir.h"
#include "llsdserialize.h"
#include "llsdutil_math.h" // ll_sd_from_color4 / ll_color4_from_sd
#include "llvoavatar.h" // LLVOAvatar::invalidateNameTags()
static constexpr char GROUP_COLOR_FILE[] = "settings_group_colors.xml";
// ---------------------------------------------------------------------------
// Constructor
// ---------------------------------------------------------------------------
LLGroupColorMap::LLGroupColorMap()
{
}
// ---------------------------------------------------------------------------
// Public API
// ---------------------------------------------------------------------------
void LLGroupColorMap::setGroupColor(const LLUUID& group_id, const LLColor4& color)
{
if (group_id.isNull())
return;
// Treat fully-transparent as "no color" (remove entry)
if (color.mV[VW] < 0.01f)
{
clearGroupColor(group_id);
return;
}
mColors[group_id] = color;
saveToDisk();
invalidateAllNameTags();
}
LLColor4 LLGroupColorMap::getGroupColor(const LLUUID& group_id) const
{
if (group_id.isNull())
return LLColor4::transparent;
auto it = mColors.find(group_id);
if (it != mColors.end())
return it->second;
return LLColor4::transparent;
}
bool LLGroupColorMap::hasGroupColor(const LLUUID& group_id) const
{
if (group_id.isNull())
return false;
return mColors.find(group_id) != mColors.end();
}
void LLGroupColorMap::clearGroupColor(const LLUUID& group_id)
{
if (mColors.erase(group_id) > 0)
{
saveToDisk();
invalidateAllNameTags();
}
}
// ---------------------------------------------------------------------------
// Persistence
// ---------------------------------------------------------------------------
// static
std::string LLGroupColorMap::getFilePath()
{
std::string path = gDirUtilp->getExpandedFilename(LL_PATH_PER_SL_ACCOUNT, "");
if (!path.empty())
return gDirUtilp->getExpandedFilename(LL_PATH_PER_SL_ACCOUNT, GROUP_COLOR_FILE);
// Fall back to app_settings (before first login, path not yet set)
return gDirUtilp->getExpandedFilename(LL_PATH_APP_SETTINGS, GROUP_COLOR_FILE);
}
void LLGroupColorMap::loadFromDisk()
{
mColors.clear();
const std::string filepath = getFilePath();
if (!gDirUtilp->fileExists(filepath))
return;
llifstream stream(filepath.c_str());
if (!stream.is_open())
{
LL_WARNS("GroupColor") << "Cannot open " << filepath << LL_ENDL;
return;
}
LLSD data;
if (LLSDSerialize::fromXMLDocument(data, stream) < 0)
{
LL_WARNS("GroupColor") << "Failed to parse " << filepath << LL_ENDL;
return;
}
// Format: map of { group_uuid_string : [r, g, b, a] }
for (LLSD::map_const_iterator it = data.beginMap(); it != data.endMap(); ++it)
{
LLUUID group_id(it->first);
if (group_id.isNull()) continue;
LLColor4 color = ll_color4_from_sd(it->second);
if (color.mV[VW] >= 0.01f)
mColors[group_id] = color;
}
LL_INFOS("GroupColor") << "Loaded " << mColors.size()
<< " group color(s) from " << filepath << LL_ENDL;
}
void LLGroupColorMap::saveToDisk() const
{
const std::string filepath = getFilePath();
LLSD data = LLSD::emptyMap();
for (const auto& [group_id, color] : mColors)
data[group_id.asString()] = ll_sd_from_color4(color);
llofstream stream(filepath.c_str());
if (!stream.is_open())
{
LL_WARNS("GroupColor") << "Cannot write " << filepath << LL_ENDL;
return;
}
LLSDSerialize::toPrettyXML(data, stream);
}
// ---------------------------------------------------------------------------
// Invalidation
// ---------------------------------------------------------------------------
// static
void LLGroupColorMap::invalidateAllNameTags()
{
LLVOAvatar::invalidateNameTags();
}
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