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Allow overriding tool capabilities through itemstack metadata

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This makes it possible to modify the tool capabilities of individual
itemstacks by calling a method on itemstack metadata references.
This commit is contained in:
raymoo 2017-04-18 16:30:27 -07:00 • committed by paramat
parent 610ea6f216
commit a637107a4e
10 changed files with 206 additions and 14 deletions
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85
src/tool.cpp
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@ -25,6 +25,34 @@ with this program; if not, write to the Free Software Foundation, Inc.,
#include "util/serialize.h"
#include "util/numeric.h"
void ToolGroupCap::toJson(Json::Value &object) const
{
object["maxlevel"] = maxlevel;
object["uses"] = uses;
Json::Value times_object;
for (auto time : times)
times_object[time.first] = time.second;
object["times"] = times_object;
}
void ToolGroupCap::fromJson(const Json::Value &json)
{
if (json.isObject()) {
if (json["maxlevel"].isInt())
maxlevel = json["maxlevel"].asInt();
if (json["uses"].isInt())
uses = json["uses"].asInt();
const Json::Value &times_object = json["times"];
if (times_object.isArray()) {
Json::ArrayIndex size = times_object.size();
for (Json::ArrayIndex i = 0; i < size; ++i)
if (times_object[i].isDouble())
times[i] = times_object[i].asFloat();
}
}
}
void ToolCapabilities::serialize(std::ostream &os, u16 protocol_version) const
{
writeU8(os, 3); // protocol_version >= 36
@ -84,6 +112,63 @@ void ToolCapabilities::deSerialize(std::istream &is)
}
}
void ToolCapabilities::serializeJson(std::ostream &os) const
{
Json::Value root;
root["full_punch_interval"] = full_punch_interval;
root["max_drop_level"] = max_drop_level;
Json::Value groupcaps_object;
for (auto groupcap : groupcaps) {
groupcap.second.toJson(groupcaps_object[groupcap.first]);
}
root["groupcaps"] = groupcaps_object;
Json::Value damage_groups_object;
DamageGroup::const_iterator dgiter;
for (dgiter = damageGroups.begin(); dgiter != damageGroups.end(); ++dgiter) {
damage_groups_object[dgiter->first] = dgiter->second;
}
root["damage_groups"] = damage_groups_object;
os << root;
}
void ToolCapabilities::deserializeJson(std::istream &is)
{
Json::Value root;
is >> root;
if (root.isObject()) {
if (root["full_punch_interval"].isDouble())
full_punch_interval = root["full_punch_interval"].asFloat();
if (root["max_drop_level"].isInt())
max_drop_level = root["max_drop_level"].asInt();
Json::Value &groupcaps_object = root["groupcaps"];
if (groupcaps_object.isObject()) {
Json::ValueIterator gciter;
for (gciter = groupcaps_object.begin();
gciter != groupcaps_object.end(); ++gciter) {
ToolGroupCap groupcap;
groupcap.fromJson(*gciter);
groupcaps[gciter.key().asString()] = groupcap;
}
}
Json::Value &damage_groups_object = root["damage_groups"];
if (damage_groups_object.isObject()) {
Json::ValueIterator dgiter;
for (dgiter = damage_groups_object.begin();
dgiter != damage_groups_object.end(); ++dgiter) {
Json::Value &value = *dgiter;
if (value.isInt())
damageGroups[dgiter.key().asString()] =
value.asInt();
}
}
}
}
DigParams getDigParams(const ItemGroupList &groups,
const ToolCapabilities *tp, float time_from_last_punch)
{