project_files/Android-build/SDL-android-project/assets/Data/Scripts/Tracker.lua
changeset 7568 75ba91f14ed5
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/project_files/Android-build/SDL-android-project/assets/Data/Scripts/Tracker.lua	Sat Aug 18 18:11:04 2012 +0200
@@ -0,0 +1,295 @@
+-- Library for keeping track of gears in the game
+-- and running functions on them
+-- also keeps track of clans and teams
+
+local trackingTeams = false
+local resurrecting = false
+local gears = {}
+local teams = {}
+local clans = {}
+local resurrectedHogs = {}
+local gearValues = {}
+local teamValues = {}
+local clanValues = {}
+
+-- Registers when a gear is added
+function trackGear(gear)
+    table.insert(gears, gear)
+    if trackingTeams and GetGearType(gear) == gtResurrector then
+        resurrecting = true
+    elseif resurrecting and GetGearType(gear) == gtHedgehog then
+        table.insert(resurrectedHogs, gear)
+    end
+end
+
+-- Registers when a gear is deleted
+function trackDeletion(gear)
+    gearValues[gear] = nil
+    for k, g in ipairs(gears) do
+        if g == gear then
+            table.remove(gears, k)
+            break
+        end
+    end
+    if trackingTeams and GetGearType(gear) == gtHedgehog then
+    	hogs = teams[GetHogTeamName(gear)]
+        if hogs ~= nil then
+            if table.maxn(hogs) == 1 then
+                hogs = nil
+            else
+				for k, hog in ipairs(hogs) do
+                    if hog == gear then
+                        table.remove(hogs, k)
+                        break
+                    end
+                end
+            end
+        end
+    elseif resurrecting and GetGearType(gear) == gtResurrector then
+        for k, gear in ipairs(resurrectedHogs) do
+            team = GetHogTeamName(gear)
+            if teams[team] == nil then
+                teams[team] = {}
+            end
+            table.insert(teams[team], gear)
+        end
+        resurrecting = false
+        resurrectedHogs = {}
+    end
+end
+
+-- Start to keep track of teams
+function trackTeams()
+    if not trackingTeams then
+        trackingTeams = true
+        for k, gear in ipairs(gears) do
+            if GetGearType(gear) == gtHedgehog then
+                team = GetHogTeamName(gear)
+                if teams[team] == nil then
+                    teams[team] = { gear }
+                    clans[team] = GetHogClan(gear)
+                else
+                    table.insert(teams[team], gear)
+                end
+            end
+        end
+    end
+end
+
+-- Registers when a hog is hidden
+function trackHiding(gear)
+    for k, g in ipairs(gears) do
+        if g == gear then
+            table.remove(gears, k)
+            break
+        end
+    end
+	
+    if trackingTeams then
+    	hogs = teams[GetHogTeamName(gear)]
+    	
+        if hogs ~= nil then
+            if table.maxn(hogs) == 1 then
+                hogs = nil
+            else
+                for k, hog in ipairs(hogs) do
+                    if hog == gear then
+                        table.remove(hogs, k)
+                        break
+                    end
+                end
+            end
+        end
+    end
+end
+
+-- Registers when a hog is restored
+function trackRestoring(gear)
+	table.insert(gears, gear)
+
+    if trackingTeams then
+        team = GetHogTeamName(gear)
+        if teams[team] == nil then
+            teams[team] = {}
+        end
+        table.insert(teams[team], gear)
+    end
+end
+
+-- Get a value for a specific gear
+function getGearValue(gear, key)
+    if gearValues[gear] ~= nil then
+        return gearValues[gear][key]
+    end
+    return nil
+end
+
+-- Set a value for a specific gear
+function setGearValue(gear, key, value)
+    found = false
+    for id, values in pairs(gearValues) do
+        if id == gear then
+            values[key] = value
+            found = true
+        end
+    end
+    if not found then
+        gearValues[gear] = { [key] = value }
+    end
+end
+
+-- Increase a value for a specific gear
+function increaseGearValue(gear, key)
+    for id, values in pairs(gearValues) do
+        if id == gear then
+            values[key] = values[key] + 1
+        end
+    end
+end
+
+-- Decrease a value for a specific gear
+function decreaseGearValue(gear, key)
+    for id, values in pairs(gearValues) do
+        if id == gear then
+            values[key] = values[key] - 1
+        end
+    end
+end
+
+-- Get a value for a specific team
+function getTeamValue(team, key)
+    if teamValues[team] ~= nil then
+        return teamValues[team][key]
+    end
+    return nil
+end
+
+-- Set a value for a specific team
+function setTeamValue(team, key, value)
+    found = false
+    for name, values in pairs(teamValues) do
+        if name == team then
+            values[key] = value
+            found = true
+        end
+    end
+    if not found then
+        teamValues[team] = { [key] = value }
+    end
+end
+
+-- Increase a value for a specific team
+function increaseTeamValue(team, key)
+    for name, values in pairs(teamValues) do
+        if name == team then
+            values[key] = values[key] + 1
+        end
+    end
+end
+
+-- Decrease a value for a specific team
+function decreaseTeamValue(team, key)
+    for name, values in pairs(teamValues) do
+        if name == team then
+            values[key] = values[key] - 1
+        end
+    end
+end
+
+-- Get a value for a specific clan
+function getClanValue(clan, key)
+    if clanValues[clan] ~= nil then
+        return clanValues[clan][key]
+    end
+    return nil
+end
+
+-- Set a value for a specific clan
+function setClanValue(clan, key, value)
+    found = false
+    for num, values in ipairs(clanValues) do
+        if num == clan then
+            values[key] = value
+            found = true
+        end
+    end
+    if not found then
+        clanValues[clan] = { [key] = value }
+    end
+end
+
+-- Increase a value for a specific clan
+function increaseClanValue(clan, key)
+    for num, values in ipairs(clanValues) do
+        if num == clan then
+            values[key] = values[key] + 1
+        end
+    end
+end
+
+-- Decrease a value for a specific clan
+function decreaseClanValue(clan, key)
+    for num, values in ipairs(clanValues) do
+        if num == clan then
+            values[key] = values[key] - 1
+        end
+    end
+end
+
+-- Run a function on all tracked gears
+function runOnGears(func)
+    for k, gear in ipairs(gears) do
+        func(gear)
+    end
+end
+
+-- Run a function on all tracked hogs
+function runOnHogs(func)
+    for k, hogs in pairs(teams) do
+        for m, hog in ipairs(hogs) do
+            func(hog)
+        end
+    end
+end
+
+-- Run a function on hogs in a team
+function runOnHogsInTeam(func, team)
+    if teams[team] ~= nil then
+        for k, hog in ipairs(teams[team]) do
+            func(hog)
+        end
+    end
+end
+
+-- Run a function on hogs in other teams
+function runOnHogsInOtherTeams(func, team)
+    for k, hogs in pairs(teams) do
+        if k ~= team then
+            for m, hog in ipairs(hogs) do
+                func(hog)
+            end
+        end
+    end
+end
+
+-- Run a function on hogs in a clan
+function runOnHogsInClan(func, clan)
+    for i = 1, table.maxn(clans) do
+        if clans[i] == clan then
+            for k, hog in ipairs(teams[i]) do
+                func(hog)
+            end
+        end
+    end
+end
+
+-- Run a function on hogs in other clans
+function runOnHogsInOtherClans(func, clan)
+    for i = 1, table.maxn(clans) do
+        if clans[i] ~= clan then
+            for k, hog in ipairs(teams[i]) do
+                func(hog)
+            end
+        end
+    end
+end