Introducing serialization / deserialization mechanism.

4 files changed, 50 insertions, 3 deletions

diff --git a/dalos-binaryops.lua b/dalos-binaryops.lua
index eda76e5..095e7eb 100644
--- a/dalos-binaryops.lua
+++ b/dalos-binaryops.lua
@@ -27,6 +27,10 @@ Maximize: %b[No,Yes]{Check if you want to maximize the output}
         end

     end,

     

+    get_settings = function (self)

+        return { op = self.extra.op, maximize = self.extra.maximize }

+    end,

+    

     input_change = function (self, ind)

         local h1 = self:get_linked_input(1)

         local h2 = self:get_linked_input(2)

@@ -87,7 +91,7 @@ Maximize: %b[No,Yes]{Check if you want to maximize the output}
         cv:Text(cx, cy, dalosp.binaryops.opnames[op])

     end,

     

-    create = function (d, tab)

+    create = function (d, tab, settings)

         tab.ninputs = 2

         tab.noutputs = 1

         tab.otype = dalos.objtype.LUA_FILTER

@@ -95,7 +99,9 @@ Maximize: %b[No,Yes]{Check if you want to maximize the output}
         tab.input_change = dalosp.binaryops.input_change

         tab.default_name = "Binary Ops"

         tab.draw = dalosp.binaryops.draw

+        tab.get_settings = dalosp.binaryops.get_settings

         local extra = { }

+        if settings then extra.op = settings.op extra.maximize = settings.maximize end

         

         local obj = dalos.object(d, tab, extra)

     end,

diff --git a/dalos-hexview.lua b/dalos-hexview.lua
index 381ffd4..f3111d7 100644
--- a/dalos-hexview.lua
+++ b/dalos-hexview.lua
@@ -34,6 +34,22 @@ dalosp.hexview = {
     configure = function (self)

     end,

     

+    get_settings = function (self)

+        local hv = extra.hv

+        local r = {

+            mcursor = hv.mcursor + 0,

+            kcursor = hv.kcursor + 0,

+            markers = {},

+            filecursor = hv.filecursor + 0,

+            nbbytes = hv.nbbytes + 0,

+            nblines = hv.nblines + 0,

+        }

+        for i = 1, 10 do

+            rmarkers[i] = hv.markers[i] + 0

+        end

+        return r

+    end,

+    

     output_change = function (self, ind)

         self.watchees[ind] = self.outputs[ind] and true or false

     end,

@@ -87,12 +103,13 @@ dalosp.hexview = {
         end

     end,

     

-    create = function (d, tab)

+    create = function (d, tab, settings)

         tab.otype = dalos.objtype.LUA_FILTER

         tab.activate = dalosp.hexview.activate

         tab.input_change = dalosp.hexview.input_change

         tab.output_change = dalosp.hexview.output_change

         tab.configure = dalosp.hexview.configure

+        tab.get_settings = dalosp.get_settings

         tab.ninputs = 1

         tab.noutputs = 12

         tab.default_name = "Hexview"

@@ -114,6 +131,19 @@ dalosp.hexview = {
         obj.update_houtput = dalosp.hexview.update_houtput

         for i = 1, 12 do obj.oldcursors[i] = -1 end

         

+        if settings then

+            if settings.markers then

+                for i = 1, 10 do

+                    hv.markers[i] = settings.markers[i]

+                end

+            end

+            hv.mcursor = settings.mcursor

+            hv.kcursor = settings.kcursor

+            hv.filecursor = settings.filecursor

+            hv.nbbytes = settings.nbbytes

+            hv.nblines = settings.nblines

+        end

+        

         hv:registercb(dalosp.hexview.dalos_hv_cb, obj)

         

         return obj

diff --git a/dalos-limiter.lua b/dalos-limiter.lua
index b423d7a..8454775 100644
--- a/dalos-limiter.lua
+++ b/dalos-limiter.lua
@@ -9,6 +9,10 @@ Limit: %i{The actual size this limiter is going to produce}
         end

     end,

     

+    get_settings = function (self)

+        return { limit = self.extra.limit }

+    end,

+    

     input_change = function (self, ind)

         local h = self:get_linked_input(1)

         if h then

@@ -33,14 +37,16 @@ Limit: %i{The actual size this limiter is going to produce}
         end

     end,

     

-    create = function (d, tab)

+    create = function (d, tab, settings)

         tab.ninputs = 1

         tab.noutputs = 1

         tab.otype = dalos.objtype.LUA_FILTER

         tab.configure = dalosp.limiter.configure

         tab.input_change = dalosp.limiter.input_change

         tab.default_name = "Limiter"

+        tab.get_settings = dalosp.limiter.get_settings

         local extra = { }

+        if settings then extra.limit = settings.limit end

         

         local obj = dalos.object(d, tab, extra)

     end,

diff --git a/dalos.lua b/dalos.lua
index 07b534f..0b94d53 100644
--- a/dalos.lua
+++ b/dalos.lua
@@ -593,6 +593,10 @@ dalosp.object = {
         end
     end,
     
+    default_get_settings = function (self)
+        return {}
+    end,
+    
     create = function (dcanvas, tab, extra)
         if not tab then tab = {} end
         if not tab.name then
@@ -623,6 +627,7 @@ dalosp.object = {
             input_change = tab.input_change or dalosp.object.default_inputchange,
             output_change = tab.output_change or dalosp.object.default_outputchange,
             set_houtput = dalosp.object.set_houtput,
+            get_settings = tab.get_setings or dalosp.object.default_get_settings,
             houtputs = {},
             get_linked_input = dalosp.object.get_linked_input,
             dcanvas = dcanvas,