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new sim.signs api

It is a metatable that can set/read text, x, y, and justification; and also read displayText, screenX, screenW, width, and height

There is also a function sim.signs.new, it returns the new sign id or nil if it can't create a new sign
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jacob1 committed Sep 1, 2015
1 parent df854f7 commit 476c2cce06649771e1c8913cd67c747d7d83d7a3
Showing with 173 additions and 3 deletions.
  1. +1 −1 src/Format.cpp
  2. +1 −1 src/Format.h
  3. +165 −0 src/lua/LuaScriptInterface.cpp
  4. +6 −1 src/lua/LuaScriptInterface.h
@@ -123,7 +123,7 @@ std::string format::CleanString(std::string dirtyString, bool ascii, bool color,
return dirtyString;
}
std::string format::CleanString(char * dirtyData, bool ascii, bool color, bool newlines, bool numeric)
std::string format::CleanString(const char * dirtyData, bool ascii, bool color, bool newlines, bool numeric)
{
return CleanString(std::string(dirtyData), ascii, color, newlines, numeric);
}
@@ -27,7 +27,7 @@ namespace format
std::string UnixtimeToDate(time_t unixtime, std::string dateFomat = "%d %b %Y");
std::string UnixtimeToDateMini(time_t unixtime);
std::string CleanString(std::string dirtyString, bool ascii, bool color, bool newlines, bool numeric = false);
std::string CleanString(char * dirtyData, bool ascii, bool color, bool newlines, bool numeric = false);
std::string CleanString(const char * dirtyData, bool ascii, bool color, bool newlines, bool numeric = false);
std::vector<char> VideoBufferToPNG(const VideoBuffer & vidBuf);
std::vector<char> VideoBufferToBMP(const VideoBuffer & vidBuf);
std::vector<char> VideoBufferToPPM(const VideoBuffer & vidBuf);
@@ -530,6 +530,151 @@ int LuaScriptInterface::interface_closeWindow(lua_State * l)
return 0;
}
//// Begin sim.signs API
int LuaScriptInterface::simulation_signIndex(lua_State *l)
{
std::string key = luaL_checkstring(l, 2);
//Get Raw Index value for element. Maybe there is a way to get the sign index some other way?
lua_pushstring(l, "id");
lua_rawget(l, 1);
int id = lua_tointeger(l, lua_gettop(l))-1;
if (id < 0 || id >= MAXSIGNS)
{
luaL_error(l, "Invalid sign ID (stop messing with things): %i", id);
return 0;
}
if (id >= (int)luacon_sim->signs.size())
{
return lua_pushnil(l), 1;
}
if (!key.compare("text"))
return lua_pushstring(l, luacon_sim->signs[id].text.c_str()), 1;
else if (!key.compare("displayText"))
return lua_pushstring(l, luacon_sim->signs[id].getText(luacon_sim).c_str()), 1;
else if (!key.compare("justification"))
return lua_pushnumber(l, (int)luacon_sim->signs[id].ju), 1;
else if (!key.compare("x"))
return lua_pushnumber(l, luacon_sim->signs[id].x), 1;
else if (!key.compare("y"))
return lua_pushnumber(l, luacon_sim->signs[id].y), 1;
else if (!key.compare("screenX"))
{
int x, y, w, h;
luacon_sim->signs[id].pos(luacon_sim->signs[id].getText(luacon_sim), x, y, w, h);
lua_pushnumber(l, x);
return 1;
}
else if (!key.compare("screenY"))
{
int x, y, w, h;
luacon_sim->signs[id].pos(luacon_sim->signs[id].getText(luacon_sim), x, y, w, h);
lua_pushnumber(l, y);
return 1;
}
else if (!key.compare("width"))
{
int x, y, w, h;
luacon_sim->signs[id].pos(luacon_sim->signs[id].getText(luacon_sim), x, y, w, h);
lua_pushnumber(l, w);
return 1;
}
else if (!key.compare("height"))
{
int x, y, w, h;
luacon_sim->signs[id].pos(luacon_sim->signs[id].getText(luacon_sim), x, y, w, h);
lua_pushnumber(l, h);
return 1;
}
else
return lua_pushnil(l), 1;
}
int LuaScriptInterface::simulation_signNewIndex(lua_State *l)
{
std::string key = luaL_checkstring(l, 2);
//Get Raw Index value for element. Maybe there is a way to get the sign index some other way?
lua_pushstring(l, "id");
lua_rawget(l, 1);
int id = lua_tointeger(l, lua_gettop(l))-1;
if (id < 0 || id >= MAXSIGNS)
{
luaL_error(l, "Invalid sign ID (stop messing with things)");
return 0;
}
if (id >= (int)luacon_sim->signs.size())
{
luaL_error(l, "Sign doesn't exist");
}
if (!key.compare("text"))
{
const char *temp = luaL_checkstring(l, 3);
luacon_sim->signs[id].text = format::CleanString(temp, false, true, true).substr(0, 45);
return 0;
}
else if (!key.compare("justification"))
{
int ju = luaL_checkinteger(l, 3);
if (ju >= 0 && ju <= 3)
return luacon_sim->signs[id].ju = (sign::Justification)ju, 1;
else
luaL_error(l, "Invalid justification");
return 0;
}
else if (!key.compare("x"))
{
int x = luaL_checkinteger(l, 3);
if (x >= 0 && x < XRES)
return luacon_sim->signs[id].x = x, 1;
else
luaL_error(l, "Invalid X coordinate");
return 0;
}
else if (!key.compare("y"))
{
int y = luaL_checkinteger(l, 3);
if (y >= 0 && y < YRES)
return luacon_sim->signs[id].y = y, 1;
else
luaL_error(l, "Invalid Y coordinate");
return 0;
}
else if (!key.compare("displayText") || !key.compare("screenX") || !key.compare("screenY") || !key.compare("width") || !key.compare("height"))
{
luaL_error(l, "That property can't be directly set");
}
return 0;
}
//creates a new sign at the first open index
int LuaScriptInterface::simulation_newsign(lua_State *l)
{
if (luacon_sim->signs.size() >= MAXSIGNS)
return lua_pushnil(l), 1;
std::string text = format::CleanString(luaL_checkstring(l, 1), false, true, true).substr(0, 45);
int x = luaL_checkinteger(l, 2);
int y = luaL_checkinteger(l, 3);
int ju = luaL_optinteger(l, 4, 1);
if (ju < 0 || ju > 3)
return luaL_error(l, "Invalid justification");
if (x < 0 || x >= XRES)
return luaL_error(l, "Invalid X coordinate");
if (y < 0 || y >= YRES)
return luaL_error(l, "Invalid Y coordinate");
luacon_sim->signs.push_back(sign(text, x, y, (sign::Justification)ju));
lua_pushnumber(l, luacon_sim->signs.size());
return 1;
}
//// Begin Simulation API
StructProperty * LuaScriptInterface::particleProperties;
@@ -639,6 +784,26 @@ void LuaScriptInterface::initSimulationAPI()
lua_setfield(l, -2, ("FIELD_"+propertyName).c_str());
particleProperties[particlePropertiesCount++] = *iter;
}
lua_newtable(l);
for (int i = 1; i <= MAXSIGNS; i++)
{
lua_newtable(l);
lua_pushinteger(l, i); //set "id" to table index
lua_setfield(l, -2, "id");
lua_newtable(l);
lua_pushcfunction(l, simulation_signIndex);
lua_setfield(l, -2, "__index");
lua_pushcfunction(l, simulation_signNewIndex);
lua_setfield(l, -2, "__newindex");
lua_setmetatable(l, -2);
lua_pushinteger(l, i); //table index
lua_insert(l, -2); //swap k and v
lua_settable(l, -3); //set metatable to signs[i]
}
lua_pushcfunction(l, simulation_newsign);
lua_setfield(l, -2, "new");
lua_setfield(l, -2, "signs");
}
void LuaScriptInterface::set_map(int x, int y, int width, int height, float value, int map) // A function so this won't need to be repeated many times later
@@ -42,10 +42,15 @@ class LuaScriptInterface: public CommandInterface
bool currentCommand;
TPTScriptInterface * legacy;
// signs
static int simulation_signIndex(lua_State *l);
static int simulation_signNewIndex(lua_State *l);
static int simulation_newsign(lua_State *l);
//Simulation
static StructProperty * particleProperties;
static int particlePropertiesCount;
//
void initSimulationAPI();
static void set_map(int x, int y, int width, int height, float value, int mapType);
static int simulation_partNeighbours(lua_State * l);

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