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Lua HUD

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This commit is contained in:
Jonathon Anderson 2013-04-11 13:23:38 -05:00 committed by kwolekr
parent 1f42479e0c
commit 49f6e347f0
12 changed files with 873 additions and 5 deletions
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30
doc/lua_api.txt
View File

@ -1379,6 +1379,19 @@ Player-only: (no-op for other objects)
modifies per-player walking speed, jump height, and gravity. modifies per-player walking speed, jump height, and gravity.
Values default to 1 and act as offsets to the physics settings Values default to 1 and act as offsets to the physics settings
in minetest.conf. nil will keep the current setting. in minetest.conf. nil will keep the current setting.
- hud_add(id, hud definition)
^ id is used for later reference
^ If this id has already been used, it will reset its drawform
- hud_rm(id): remove an id from the lua hud
- hud_change(id, stat, value): change a value of a previously added element
^ stat/table key: 0/position, 1/name, 2/scale, 3/text, 4/number,
^ 5/item, 6/dir
- hud_get_next_id(): get the next available id for a hud element
- hud_lock_next_bar(right): add a non-conflicting statbar
^ if right, will claim spot on right side, rather then left
^ returns element id on success, false otherwise
- hud_unlock_bar(id): remove a non-conflicting statbar
^ id is the value returned by calling hud_lock_next_bar()
InvRef: Reference to an inventory InvRef: Reference to an inventory
methods: methods:
@ -1802,3 +1815,20 @@ Detached inventory callbacks
^ No return value ^ No return value
} }
HUD Definition (hud_add)
{
type = "I", -- One of "I"(image), "S"(statbar),
^ "T"(text), "i"(inv)
position = {x=0.5, y=0.5}, -- Left corner position
name = "<name>",
scale = {x=2, y=2},
text = "<text>",
^ Used as texture name for statbars and images, and as list name
^ for inv
number = 2,
^ Used as stat for statbar, and as # of items for inv
item = 3, -- Selected item in inv. 0 -> no item selected
dir = 0,
^ dir/inv direction: 0/left-right, 1/right-left,
^ 2/top-bottom, 3/bottom-top
}

67
src/client.cpp
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@ -2040,6 +2040,73 @@ void Client::ProcessData(u8 *data, u32 datasize, u16 sender_peer_id)
m_client_event_queue.push_back(event); m_client_event_queue.push_back(event);
} }
else if(command == TOCLIENT_HUDADD)
{
std::string datastring((char*)&data[2], datasize-2);
std::istringstream is(datastring, std::ios_base::binary);
u32 id = readU32(is);
u8 type = readU8(is);
core::vector2df pos = readV2F1000(is);
std::string name = deSerializeString(is);
core::vector2df scale = readV2F1000(is);
std::string text = deSerializeString(is);
u32 number = readU32(is);
u32 item = readU32(is);
u32 dir = readU32(is);
ClientEvent event;
event.type = CE_HUDADD;
event.hudadd.id = id;
event.hudadd.type = type;
event.hudadd.pos = new v2f(pos);
event.hudadd.name = new std::string(name);
event.hudadd.scale = new v2f(scale);
event.hudadd.text = new std::string(text);
event.hudadd.number = number;
event.hudadd.item = item;
event.hudadd.dir = dir;
m_client_event_queue.push_back(event);
}
else if(command == TOCLIENT_HUDRM)
{
std::string datastring((char*)&data[2], datasize-2);
std::istringstream is(datastring, std::ios_base::binary);
u32 id = readU32(is);
ClientEvent event;
event.type = CE_HUDRM;
event.hudrm.id = id;
m_client_event_queue.push_back(event);
}
else if(command == TOCLIENT_HUDCHANGE)
{
std::string datastring((char*)&data[2], datasize-2);
std::istringstream is(datastring, std::ios_base::binary);
u32 id = readU32(is);
u8 stat = readU8(is);
core::vector2df v2fdata;
std::string sdata;
u32 data = 0;
if(stat == 0 || stat == 2) {
v2fdata = readV2F1000(is);
} else if(stat == 1 || stat == 3) {
sdata = deSerializeString(is);
} else {
data = readU32(is);
}
ClientEvent event;
event.type = CE_HUDCHANGE;
event.hudchange.id = id;
event.hudchange.stat = stat;
event.hudchange.v2fdata = new v2f(v2fdata);
event.hudchange.sdata = new std::string(sdata);
event.hudchange.data = data;
m_client_event_queue.push_back(event);
}
else else
{ {
infostream<<"Client: Ignoring unknown command " infostream<<"Client: Ignoring unknown command "

26
src/client.h
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@ -160,7 +160,10 @@ enum ClientEventType
CE_SHOW_FORMSPEC, CE_SHOW_FORMSPEC,
CE_SPAWN_PARTICLE, CE_SPAWN_PARTICLE,
CE_ADD_PARTICLESPAWNER, CE_ADD_PARTICLESPAWNER,
CE_DELETE_PARTICLESPAWNER CE_DELETE_PARTICLESPAWNER,
CE_HUDADD,
CE_HUDRM,
CE_HUDCHANGE
}; };
struct ClientEvent struct ClientEvent
@ -217,6 +220,27 @@ struct ClientEvent
struct{ struct{
u32 id; u32 id;
} delete_particlespawner; } delete_particlespawner;
struct{
u32 id;
u8 type;
v2f* pos;
std::string* name;
v2f* scale;
std::string* text;
u32 number;
u32 item;
u32 dir;
} hudadd;
struct{
u32 id;
} hudrm;
struct{
u32 id;
u8 stat;
v2f* v2fdata;
std::string* sdata;
u32 data;
} hudchange;
}; };
}; };

39
src/clientserver.h
View File

@ -90,9 +90,13 @@ SharedBuffer<u8> makePacket_TOCLIENT_TIME_OF_DAY(u16 time, float time_speed);
sound_place added to ItemDefinition sound_place added to ItemDefinition
PROTOCOL_VERSION 19: PROTOCOL_VERSION 19:
GENERIC_CMD_SET_PHYSICS_OVERRIDE GENERIC_CMD_SET_PHYSICS_OVERRIDE
PROTOCOL_VERSION 20:
TOCLIENT_HUD_ADD
TOCLIENT_HUD_RM
TOCLIENT_HUD_CHANGE
*/ */
#define LATEST_PROTOCOL_VERSION 19 #define LATEST_PROTOCOL_VERSION 20
// Server's supported network protocol range // Server's supported network protocol range
#define SERVER_PROTOCOL_VERSION_MIN 13 #define SERVER_PROTOCOL_VERSION_MIN 13
@ -433,6 +437,39 @@ enum ToClientCommand
u16 command u16 command
u32 id u32 id
*/ */
TOCLIENT_HUDADD = 0x49,
/*
u16 command
u32 id
u8 type
v2f1000 pos
u32 len
u8[len] name
v2f1000 scale
u32 len2
u8[len2] text
u32 number
u32 item
u32 dir
*/
TOCLIENT_HUDRM = 0x50,
/*
u16 command
u32 id
*/
TOCLIENT_HUDCHANGE = 0x51,
/*
u16 command
u32 id
u8 stat
[v2f1000 data |
u32 len
u8[len] data |
u32 data]
*/
}; };
enum ToServerCommand enum ToServerCommand

261
src/game.cpp
View File

@ -228,6 +228,154 @@ public:
std::string m_formspec; std::string m_formspec;
FormspecFormSource** m_game_formspec; FormspecFormSource** m_game_formspec;
}; };
/*
Item draw routine
*/
void draw_item(video::IVideoDriver *driver, gui::IGUIFont *font, IGameDef *gamedef,
v2s32 upperleftpos, s32 imgsize, s32 itemcount,
InventoryList *mainlist, u16 selectitem, unsigned short int direction)
//NOTE: selectitem = 0 -> no selected; selectitem 1-based
//NOTE: direction: 0-> left-right, 1-> right-left, 2->top-bottom, 3->bottom-top
{
s32 padding = imgsize/12;
s32 height = imgsize + padding*2;
s32 width = itemcount*(imgsize+padding*2);
if(direction == 2 or direction == 3){
width = imgsize + padding*2;
height = itemcount*(imgsize+padding*2);
}
s32 fullimglen = imgsize + padding*2;
// Position of upper left corner of bar
v2s32 pos = upperleftpos;
// Draw background color
/*core::rect<s32> barrect(0,0,width,height);
barrect += pos;
video::SColor bgcolor(255,128,128,128);
driver->draw2DRectangle(bgcolor, barrect, NULL);*/
core::rect<s32> imgrect(0,0,imgsize,imgsize);
for(s32 i=0; i<itemcount; i++)
{
const ItemStack &item = mainlist->getItem(i);
v2s32 steppos;
if(direction == 1){
steppos = v2s32(-(padding+i*fullimglen), padding);
} else if(direction == 2) {
steppos = v2s32(padding, padding+i*fullimglen);
} else if(direction == 3) {
steppos = v2s32(padding, -(padding+i*fullimglen));
} else {
steppos = v2s32(padding+i*fullimglen, padding);
}
core::rect<s32> rect = imgrect + pos
+ steppos;
if(selectitem == (i+1))
{
video::SColor c_outside(255,255,0,0);
//video::SColor c_outside(255,0,0,0);
//video::SColor c_inside(255,192,192,192);
s32 x1 = rect.UpperLeftCorner.X;
s32 y1 = rect.UpperLeftCorner.Y;
s32 x2 = rect.LowerRightCorner.X;
s32 y2 = rect.LowerRightCorner.Y;
// Black base borders
driver->draw2DRectangle(c_outside,
core::rect<s32>(
v2s32(x1 - padding, y1 - padding),
v2s32(x2 + padding, y1)
), NULL);
driver->draw2DRectangle(c_outside,
core::rect<s32>(
v2s32(x1 - padding, y2),
v2s32(x2 + padding, y2 + padding)
), NULL);
driver->draw2DRectangle(c_outside,
core::rect<s32>(
v2s32(x1 - padding, y1),
v2s32(x1, y2)
), NULL);
driver->draw2DRectangle(c_outside,
core::rect<s32>(
v2s32(x2, y1),
v2s32(x2 + padding, y2)
), NULL);
/*// Light inside borders
driver->draw2DRectangle(c_inside,
core::rect<s32>(
v2s32(x1 - padding/2, y1 - padding/2),
v2s32(x2 + padding/2, y1)
), NULL);
driver->draw2DRectangle(c_inside,
core::rect<s32>(
v2s32(x1 - padding/2, y2),
v2s32(x2 + padding/2, y2 + padding/2)
), NULL);
driver->draw2DRectangle(c_inside,
core::rect<s32>(
v2s32(x1 - padding/2, y1),
v2s32(x1, y2)
), NULL);
driver->draw2DRectangle(c_inside,
core::rect<s32>(
v2s32(x2, y1),
v2s32(x2 + padding/2, y2)
), NULL);
*/
}
video::SColor bgcolor2(128,0,0,0);
driver->draw2DRectangle(bgcolor2, rect, NULL);
drawItemStack(driver, font, item, rect, NULL, gamedef);
}
}
/*
Statbar draw routine
*/
void draw_statbar(video::IVideoDriver *driver, gui::IGUIFont *font, IGameDef *gamedef,
v2s32 upperleftpos, std::string texture, s32 count)
//NOTE: selectitem = 0 -> no selected; selectitem 1-based
//NOTE: direction: 0-> left-right, 1-> right-left, 2->top-bottom, 3->bottom-top
{
video::ITexture *stat_texture =
gamedef->getTextureSource()->getTextureRaw(texture);
if(stat_texture)
{
v2s32 p = upperleftpos;
for(s32 i=0; i<count/2; i++)
{
core::dimension2di srcd(stat_texture->getOriginalSize());
const video::SColor color(255,255,255,255);
const video::SColor colors[] = {color,color,color,color};
core::rect<s32> rect(0,0,srcd.Width,srcd.Height);
rect += p;
driver->draw2DImage(stat_texture, rect,
core::rect<s32>(core::position2d<s32>(0,0), srcd),
NULL, colors, true);
p += v2s32(srcd.Width,0);
}
if(count % 2 == 1)
{
core::dimension2di srcd(stat_texture->getOriginalSize());
const video::SColor color(255,255,255,255);
const video::SColor colors[] = {color,color,color,color};
core::rect<s32> rect(0,0,srcd.Width/2,srcd.Height);
rect += p;
srcd.Width /= 2;
driver->draw2DImage(stat_texture, rect,
core::rect<s32>(core::position2d<s32>(0,0), srcd),
NULL, colors, true);
p += v2s32(srcd.Width*2,0);
}
}
}
/* /*
Hotbar draw routine Hotbar draw routine
*/ */
@ -242,7 +390,7 @@ void draw_hotbar(video::IVideoDriver *driver, gui::IGUIFont *font,
errorstream<<"draw_hotbar(): mainlist == NULL"<<std::endl; errorstream<<"draw_hotbar(): mainlist == NULL"<<std::endl;
return; return;
} }
#if 0
s32 padding = imgsize/12; s32 padding = imgsize/12;
//s32 height = imgsize + padding*2; //s32 height = imgsize + padding*2;
s32 width = itemcount*(imgsize+padding*2); s32 width = itemcount*(imgsize+padding*2);
@ -323,7 +471,14 @@ void draw_hotbar(video::IVideoDriver *driver, gui::IGUIFont *font,
driver->draw2DRectangle(bgcolor2, rect, NULL); driver->draw2DRectangle(bgcolor2, rect, NULL);
drawItemStack(driver, font, item, rect, NULL, gamedef); drawItemStack(driver, font, item, rect, NULL, gamedef);
} }
#else
s32 padding = imgsize/12;
s32 width = itemcount*(imgsize+padding*2);
v2s32 pos = centerlowerpos - v2s32(width/2, imgsize+padding*2);
draw_item(driver, font, gamedef, pos, imgsize, itemcount,
mainlist, playeritem + 1, 0);
#endif
#if 0
/* /*
Draw hearts Draw hearts
*/ */
@ -358,6 +513,10 @@ void draw_hotbar(video::IVideoDriver *driver, gui::IGUIFont *font,
p += v2s32(16,0); p += v2s32(16,0);
} }
} }
#else
draw_statbar(driver, font, gamedef, pos + v2s32(0, -20),
"heart.png", halfheartcount);
#endif
} }
/* /*
@ -2229,6 +2388,45 @@ void the_game(
{ {
delete_particlespawner (event.delete_particlespawner.id); delete_particlespawner (event.delete_particlespawner.id);
} }
else if (event.type == CE_HUDADD)
{
HudElement* e = new HudElement;
e->type = event.hudadd.type;
e->pos = *event.hudadd.pos;
e->name = *event.hudadd.name;
e->scale = *event.hudadd.scale;
e->text = *event.hudadd.text;
e->number = event.hudadd.number;
e->item = event.hudadd.item;
e->dir = event.hudadd.dir;
player->hud[event.hudadd.id] = e;
delete(event.hudadd.pos);
delete(event.hudadd.name);
delete(event.hudadd.scale);
delete(event.hudadd.text);
}
else if (event.type == CE_HUDRM)
{
player->hud.erase(event.hudrm.id);
}
else if (event.type == CE_HUDCHANGE)
{
HudElement* e = player->hud[event.hudchange.id];
if(event.hudchange.stat == 0)
e->pos = *event.hudchange.v2fdata;
else if(event.hudchange.stat == 1)
e->name = *event.hudchange.sdata;
else if(event.hudchange.stat == 2)
e->scale = *event.hudchange.v2fdata;
else if(event.hudchange.stat == 3)
e->text = *event.hudchange.sdata;
else if(event.hudchange.stat == 4)
e->number = event.hudchange.data;
else if(event.hudchange.stat == 5)
e->item = event.hudchange.data;
else if(event.hudchange.stat == 6)
e->dir = event.hudchange.data;
}
} }
} }
@ -3212,12 +3410,71 @@ void the_game(
player->hurt_tilt_strength = 0; player->hurt_tilt_strength = 0;
} }
/*
Draw lua hud items
*/
std::deque<gui::IGUIStaticText *> luaguitexts;
if(show_hud)
{
for(std::map<u32, HudElement*>::iterator it = player->hud.begin();
it != player->hud.end(); ++it)
{
HudElement* e = it->second;
v2f posp(e->pos * v2f(screensize.X, screensize.Y));
core::vector2d<s32> pos(posp.X, posp.Y);
if(e->type == 'I'){ //Img
video::ITexture *texture =
gamedef->getTextureSource()->getTextureRaw(e->text);
const video::SColor color(255,255,255,255);
const video::SColor colors[] = {color,color,color,color};
core::dimension2di imgsize(texture->getOriginalSize());
core::rect<s32> rect(0, 0, imgsize.Width*e->scale.X,
imgsize.Height*e->scale.X);
rect += pos;
driver->draw2DImage(texture, rect,
core::rect<s32>(core::position2d<s32>(0,0), imgsize),
NULL, colors, true);
} else if(e->type == 'T') { //Text
std::wstring t;
t.assign(e->text.begin(), e->text.end());
gui::IGUIStaticText *luaguitext = guienv->addStaticText(
t.c_str(),
core::rect<s32>(0, 0, e->scale.X, text_height*(e->scale.Y))+pos,
false, false);
luaguitexts.push_back(luaguitext);
} else if(e->type == 'S') { //Statbar
draw_statbar(driver, font, gamedef, pos, e->text, e->number);
} else if(e->type == 's') { //Non-conflict Statbar
v2s32 p(displaycenter.X - 143, screensize.Y - 76);
p.X += e->pos.X*173;
p.Y += e->pos.X*20;
p.Y -= e->pos.Y*20;
draw_statbar(driver, font, gamedef, p, e->text, e->number);
} else if(e->type == 'i') { //Inv
InventoryList* inv = local_inventory.getList(e->text);
draw_item(driver, font, gamedef, pos, hotbar_imagesize,
e->number, inv, e->item, e->dir);
} else {
actionstream<<"luadraw: ignoring drawform "<<it->second<<
"of key "<<it->first<<" due to incorrect command."<<std::endl;
continue;
}
}
}
/* /*
Draw gui Draw gui
*/ */
// 0-1ms // 0-1ms
guienv->drawAll(); guienv->drawAll();
/*
Remove lua-texts
*/
for(std::deque<gui::IGUIStaticText *>::iterator it = luaguitexts.begin();
it != luaguitexts.end(); ++it)
(*it)->remove();
/* /*
End scene End scene
*/ */

16
src/player.h
View File

@ -87,6 +87,7 @@ class Map;
class IGameDef; class IGameDef;
struct CollisionInfo; struct CollisionInfo;
class PlayerSAO; class PlayerSAO;
struct HudElement;
class Player class Player
{ {
@ -243,6 +244,9 @@ public:
u32 keyPressed; u32 keyPressed;
std::map<u32, HudElement*> hud;
std::map<u8, u32> hud_bars;
protected: protected:
IGameDef *m_gamedef; IGameDef *m_gamedef;
@ -253,6 +257,18 @@ protected:
v3f m_position; v3f m_position;
}; };
struct HudElement {
u8 type;
core::vector2df pos;
std::string name;
core::vector2df scale;
std::string text;
u32 number;
u32 item;
u32 dir;
};
/* /*
Player on the server Player on the server
*/ */

209
src/scriptapi_object.cpp
View File

@ -700,6 +700,209 @@ int ObjectRef::l_get_player_control_bits(lua_State *L)
return 1; return 1;
} }
// hud_add(self, form)
int ObjectRef::l_hud_add(lua_State *L)
{
ObjectRef *ref = checkobject(L, 1);
Player *player = getplayer(ref);
if(player == NULL) return 0;
u32 id = hud_get_next_id(L);
HudElement* form = new HudElement;
std::string SS = getstringfield_default(L, 3, "type", "I");
form->type = SS[0];
lua_getfield(L, 3, "position");
if(lua_istable(L, -1))
form->pos = read_v2f(L, -1);
else
form->pos = v2f();
lua_pop(L, 1);
form->name = getstringfield_default(L, 3, "name", "");
lua_getfield(L, 3, "scale");
if(lua_istable(L, -1))
form->scale = read_v2f(L, -1);
else
form->scale = v2f();
lua_pop(L, 1);
form->text = getstringfield_default(L, 3, "text", "");
form->number = getintfield_default(L, 3, "number", 0);
form->item = getintfield_default(L, 3, "item", 0);
form->dir = getintfield_default(L, 3, "dir", 0);
get_server(L)->hudadd(player->getName(), id, form);
player->hud[id] = form;
lua_pushnumber(L, id);
return 1;
}
// hud_rm(self, id)
int ObjectRef::l_hud_rm(lua_State *L)
{
ObjectRef *ref = checkobject(L, 1);
Player *player = getplayer(ref);
if(player == NULL) return 0;
u32 id = -1;
if(!lua_isnil(L, 2))
id = lua_tonumber(L, 2);
get_server(L)->hudrm(player->getName(), id);
player->hud.at(id)->type = (u8)NULL;
lua_pushboolean(L, true);
return 1;
}
// hud_change(self, id, stat, data)
int ObjectRef::l_hud_change(lua_State *L)
{
ObjectRef *ref = checkobject(L, 1);
Player *player = getplayer(ref);
if(player == NULL) return 0;
u32 id = -1;
if(!lua_isnil(L, 2))
id = lua_tonumber(L, 2);
u8 stat = -1;
if(!lua_isnil(L, 3))
stat = lua_tonumber(L, 3);
if(stat == 0 || stat == 2) {
get_server(L)->hudchange(player->getName(), id, stat, read_v2f(L, 4));
} else if(stat == 1 || stat == 3) {
get_server(L)->hudchange(player->getName(), id, stat, lua_tostring(L, 4));
} else {
get_server(L)->hudchange(player->getName(), id, stat, lua_tonumber(L, 4));
}
HudElement* e = player->hud[id];
switch(stat) {
case HUD_STAT_POS: e->pos = read_v2f(L, 4);
case HUD_STAT_NAME: e->name = lua_tostring(L, 4);
case HUD_STAT_SCALE: e->scale = read_v2f(L, 4);
case HUD_STAT_TEXT: e->text = lua_tostring(L, 4);
case HUD_STAT_NUMBER: e->number = lua_tonumber(L, 4);
case HUD_STAT_ITEM: e->item = lua_tonumber(L, 4);
case HUD_STAT_DIR: e->dir = lua_tonumber(L, 4);
}
lua_pushboolean(L, true);
return 1;
}
u32 ObjectRef::hud_get_next_id(lua_State *L)
{
ObjectRef *ref = checkobject(L, 1);
Player *player = getplayer(ref);
for(std::map<u32, HudElement*>::iterator it=player->hud.begin();
it!=player->hud.end();it++) {
if(it->second->type == (u8)NULL) {
return it->first;
}
}
return player->hud.size();
}
// hud_get(self, id)
int ObjectRef::l_hud_get(lua_State *L)
{
ObjectRef *ref = checkobject(L, 1);
Player *player = getplayer(ref);
if(player == NULL) return 0;
HudElement* e = player->hud.at(lua_tonumber(L, -1));
lua_newtable(L);
lua_pushstring(L, std::string(1, e->type).c_str());
lua_setfield(L, -2, "type");
push_v2f(L, e->pos);
lua_setfield(L, -2, "position");
lua_pushstring(L, e->name.c_str());
lua_setfield(L, -2, "name");
push_v2f(L, e->scale);
lua_setfield(L, -2, "scale");
lua_pushstring(L, e->text.c_str());
lua_setfield(L, -2, "text");
lua_pushnumber(L, e->number);
lua_setfield(L, -2, "number");
lua_pushnumber(L, e->item);
lua_setfield(L, -2, "item");
lua_pushnumber(L, e->dir);
lua_setfield(L, -2, "dir");
return 1;
}
// hud_lock_next_bar(self, texture, right)
// return id on success, false otherwise
int ObjectRef::l_hud_lock_next_bar(lua_State *L)
{
ObjectRef *ref = checkobject(L, 1);
Player *player = getplayer(ref);
if(player == NULL) return 0;
bool right = false;
if(!lua_isnil(L, 2))
right = lua_toboolean(L, 2);
v2f pos(0, 0);
u8 i = 0;
if(right)
pos.X = 1;
i += 3;
for(u8 it = 0; it < 4; it++) {
if(player->hud_bars.count(i+it) == 1) {
if(it == 3) {
lua_pushboolean(L, false);
return 1;
}
} else {
i += it;
pos.Y = it;
break;
}
}
HudElement* form = new HudElement;
form->type = 's';
form->pos = pos;
form->name = "";
form->scale = v2f();
form->text = "";
form->number = 0;
form->item = 0;
form->dir = 0;
u32 id = hud_get_next_id(L);
get_server(L)->hudadd(player->getName(), id, form);
player->hud[id] = form;
player->hud_bars[i] = id;
lua_pushnumber(L, id);
return 1;
}
// hud_unlock_bar(self, id)
int ObjectRef::l_hud_unlock_bar(lua_State *L)
{
ObjectRef *ref = checkobject(L, 1);
Player *player = getplayer(ref);
if(player == NULL) return 0;
u32 id = 0;
if(!lua_isnil(L, 2))
id = lua_tonumber(L, 2);
for(std::map<u8, u32>::iterator it=player->hud_bars.begin();
it!=player->hud_bars.end();it++) {
if(it->second == id) {
player->hud_bars.erase(it->first);
get_server(L)->hudrm(player->getName(), id);
player->hud.at(id)->type = (u8)NULL;
lua_pushboolean(L, true);
return 1;
}
}
lua_pushboolean(L, false);
return 1;
}
ObjectRef::ObjectRef(ServerActiveObject *object): ObjectRef::ObjectRef(ServerActiveObject *object):
m_object(object) m_object(object)
@ -807,6 +1010,12 @@ const luaL_reg ObjectRef::methods[] = {
luamethod(ObjectRef, get_inventory_formspec), luamethod(ObjectRef, get_inventory_formspec),
luamethod(ObjectRef, get_player_control), luamethod(ObjectRef, get_player_control),
luamethod(ObjectRef, get_player_control_bits), luamethod(ObjectRef, get_player_control_bits),
luamethod(ObjectRef, hud_add),
luamethod(ObjectRef, hud_rm),
luamethod(ObjectRef, hud_change),
luamethod(ObjectRef, hud_get),
luamethod(ObjectRef, hud_lock_next_bar),
luamethod(ObjectRef, hud_unlock_bar),
{0,0} {0,0}
}; };

29
src/scriptapi_object.h
View File

@ -29,6 +29,14 @@ extern "C" {
#include "content_sao.h" #include "content_sao.h"
#include "player.h" #include "player.h"
#define HUD_STAT_POS 0
#define HUD_STAT_NAME 1
#define HUD_STAT_SCALE 2
#define HUD_STAT_TEXT 3
#define HUD_STAT_NUMBER 4
#define HUD_STAT_ITEM 5
#define HUD_STAT_DIR 6
/* /*
ObjectRef ObjectRef
*/ */
@ -190,6 +198,27 @@ private:
// get_player_control_bits(self) // get_player_control_bits(self)
static int l_get_player_control_bits(lua_State *L); static int l_get_player_control_bits(lua_State *L);
// hud_add(self, id, form)
static int l_hud_add(lua_State *L);
// hud_rm(self, id)
static int l_hud_rm(lua_State *L);
// hud_change(self, id, stat, data)
static int l_hud_change(lua_State *L);
// hud_get_next_id(self)
static u32 hud_get_next_id(lua_State *L);
// hud_get(self, id)
static int l_hud_get(lua_State *L);
// hud_lock_next_bar(self, right)
static int l_hud_lock_next_bar(lua_State *L);
// hud_unlock_bar(self, id)
static int l_hud_unlock_bar(lua_State *L);
public: public:
ObjectRef(ServerActiveObject *object); ObjectRef(ServerActiveObject *object);

9
src/scriptapi_types.cpp
View File

@ -42,6 +42,15 @@ void push_v3f(lua_State *L, v3f p)
lua_setfield(L, -2, "z"); lua_setfield(L, -2, "z");
} }
void push_v2f(lua_State *L, v2f p)
{
lua_newtable(L);
lua_pushnumber(L, p.X);
lua_setfield(L, -2, "x");
lua_pushnumber(L, p.Y);
lua_setfield(L, -2, "y");
}
v2s16 read_v2s16(lua_State *L, int index) v2s16 read_v2s16(lua_State *L, int index)
{ {
v2s16 p; v2s16 p;

1
src/scriptapi_types.h
View File

@ -81,6 +81,7 @@ std::vector<aabb3f>
void push_v3s16 (lua_State *L, v3s16 p); void push_v3s16 (lua_State *L, v3s16 p);
void pushFloatPos (lua_State *L, v3f p); void pushFloatPos (lua_State *L, v3f p);
void push_v3f (lua_State *L, v3f p); void push_v3f (lua_State *L, v3f p);
void push_v2f (lua_State *L, v2f p);
MapNode readnode(lua_State *L, int index, INodeDefManager *ndef); MapNode readnode(lua_State *L, int index, INodeDefManager *ndef);

179
src/server.cpp
View File

@ -3595,6 +3595,115 @@ void Server::SendDeleteParticleSpawnerAll(u32 id)
} }
} }
void Server::SendHUDAdd(u16 peer_id, const u32 id, HudElement* form)
{
DSTACK(__FUNCTION_NAME);
std::ostringstream os(std::ios_base::binary);
u8 buf[12];
// Write command
writeU16(buf, TOCLIENT_HUDADD);
os.write((char*)buf, 2);
writeU32(os, id);
writeU8(os, form->type);
writeV2F1000(os, form->pos);
os<<serializeString(form->name);
writeV2F1000(os, form->scale);
os<<serializeString(form->text);
writeU32(os, form->number);
writeU32(os, form->item);
writeU32(os, form->dir);
// Make data buffer
std::string s = os.str();
SharedBuffer<u8> data((u8*)s.c_str(), s.size());
// Send as reliable
m_con.Send(peer_id, 0, data, true);
}
void Server::SendHUDRm(u16 peer_id, const u32 id)
{
DSTACK(__FUNCTION_NAME);
std::ostringstream os(std::ios_base::binary);
u8 buf[12];
// Write command
writeU16(buf, TOCLIENT_HUDRM);
os.write((char*)buf, 2);
writeU32(os, id);
// Make data buffer
std::string s = os.str();
SharedBuffer<u8> data((u8*)s.c_str(), s.size());
// Send as reliable
m_con.Send(peer_id, 0, data, true);
}
void Server::SendHUDChange(u16 peer_id, const u32 id, const u8 stat, v2f data)
{
DSTACK(__FUNCTION_NAME);
std::ostringstream os(std::ios_base::binary);
u8 buf[12];
// Write command
writeU16(buf, TOCLIENT_HUDCHANGE);
os.write((char*)buf, 2);
writeU32(os, id);
writeU8(os, stat);
writeV2F1000(os, data);
// Make data buffer
std::string s = os.str();
SharedBuffer<u8> ddata((u8*)s.c_str(), s.size());
// Send as reliable
m_con.Send(peer_id, 0, ddata, true);
}
void Server::SendHUDChange(u16 peer_id, const u32 id, const u8 stat, std::string data)
{
DSTACK(__FUNCTION_NAME);
std::ostringstream os(std::ios_base::binary);
u8 buf[12];
// Write command
writeU16(buf, TOCLIENT_HUDCHANGE);
os.write((char*)buf, 2);
writeU32(os, id);
writeU8(os, stat);
os<<serializeString(data);
// Make data buffer
std::string s = os.str();
SharedBuffer<u8> ddata((u8*)s.c_str(), s.size());
// Send as reliable
m_con.Send(peer_id, 0, ddata, true);
}
void Server::SendHUDChange(u16 peer_id, const u32 id, const u8 stat, u32 data)
{
DSTACK(__FUNCTION_NAME);
std::ostringstream os(std::ios_base::binary);
u8 buf[12];
// Write command
writeU16(buf, TOCLIENT_HUDCHANGE);
os.write((char*)buf, 2);
writeU32(os, id);
writeU8(os, stat);
writeU32(os, data);
// Make data buffer
std::string s = os.str();
SharedBuffer<u8> ddata((u8*)s.c_str(), s.size());
// Send as reliable
m_con.Send(peer_id, 0, ddata, true);
}
void Server::BroadcastChatMessage(const std::wstring &message) void Server::BroadcastChatMessage(const std::wstring &message)
{ {
for(std::map<u16, RemoteClient*>::iterator for(std::map<u16, RemoteClient*>::iterator
@ -4548,6 +4657,76 @@ bool Server::showFormspec(const char *playername, const std::string &formspec, c
return true; return true;
} }
bool Server::hudadd(const char *playername, const u32 &id, HudElement* form)
{
Player *player = m_env->getPlayer(playername);
if(!player)
{
infostream<<"hudadd: couldn't find player:"<<playername<<std::endl;
return false;
}
SendHUDAdd(player->peer_id, id, form);
return true;
}
bool Server::hudrm(const char *playername, const u32 &id)
{
Player *player = m_env->getPlayer(playername);
if(!player)
{
infostream<<"hudrm: couldn't find player:"<<playername<<std::endl;
return false;
}
SendHUDRm(player->peer_id, id);
return true;
}
bool Server::hudchange(const char *playername, const u32 &id, const u8 &stat, v2f data)
{
Player *player = m_env->getPlayer(playername);
if(!player)
{
infostream<<"hudchange: couldn't find player:"<<playername<<std::endl;
return false;
}
SendHUDChange(player->peer_id, id, stat, data);
return true;
}
bool Server::hudchange(const char *playername, const u32 &id, const u8 &stat, std::string data)
{
Player *player = m_env->getPlayer(playername);
if(!player)
{
infostream<<"hudchange: couldn't find player:"<<playername<<std::endl;
return false;
}
SendHUDChange(player->peer_id, id, stat, data);
return true;
}
bool Server::hudchange(const char *playername, const u32 &id, const u8 &stat, u32 data)
{
Player *player = m_env->getPlayer(playername);
if(!player)
{
infostream<<"hudchange: couldn't find player:"<<playername<<std::endl;
return false;
}
SendHUDChange(player->peer_id, id, stat, data);
return true;
}
void Server::notifyPlayers(const std::wstring msg) void Server::notifyPlayers(const std::wstring msg)
{ {
BroadcastChatMessage(msg); BroadcastChatMessage(msg);

10
src/server.h
View File

@ -534,6 +534,11 @@ public:
} }
bool showFormspec(const char *name, const std::string &formspec, const std::string &formname); bool showFormspec(const char *name, const std::string &formspec, const std::string &formname);
bool hudadd(const char *pname, const u32 &id, HudElement *element);
bool hudrm(const char *pname, const u32 &id);
bool hudchange(const char *pname, const u32 &id, const u8 &stat, v2f data);
bool hudchange(const char *pname, const u32 &id, const u8 &stat, std::string data);
bool hudchange(const char *pname, const u32 &id, const u8 &stat, u32 data);
private: private:
// con::PeerHandler implementation. // con::PeerHandler implementation.
@ -573,6 +578,11 @@ private:
void SendPlayerPrivileges(u16 peer_id); void SendPlayerPrivileges(u16 peer_id);
void SendPlayerInventoryFormspec(u16 peer_id); void SendPlayerInventoryFormspec(u16 peer_id);
void SendShowFormspecMessage(u16 peer_id, const std::string formspec, const std::string formname); void SendShowFormspecMessage(u16 peer_id, const std::string formspec, const std::string formname);
void SendHUDAdd(u16 peer_id, const u32 id, HudElement* form);
void SendHUDRm(u16 peer_id, const u32 id);
void SendHUDChange(u16 peer_id, const u32 id, const u8 stat, v2f data);
void SendHUDChange(u16 peer_id, const u32 id, const u8 stat, std::string data);
void SendHUDChange(u16 peer_id, const u32 id, const u8 stat, u32 data);
/* /*
Send a node removal/addition event to all clients except ignore_id. Send a node removal/addition event to all clients except ignore_id.
Additionally, if far_players!=NULL, players further away than Additionally, if far_players!=NULL, players further away than