More work for porting Config to XS

xs/MANIFEST

@@ -61,6 +61,7 @@ t/12_extrusionpathcollection.t
 t/13_polylinecollection.t
 t/14_geometry.t
 xsp/Clipper.xsp
+xsp/Config.xsp
 xsp/ExPolygon.xsp
 xsp/ExPolygonCollection.xsp
 xsp/ExtrusionEntityCollection.xsp

xs/src/Config.cpp

@@ -2,6 +2,63 @@
 
 namespace Slic3r {
 
+t_optiondef_map Options = _build_optiondef_map();
+FullConfig DefaultConfig = _build_default_config();
 
+void
+ConfigBase::apply(ConfigBase &other, bool ignore_nonexistent) {
+    // get list of option keys to apply
+    t_config_option_keys opt_keys;
+    other.keys(&opt_keys);
+    
+    // loop through options and apply them
+    for (t_config_option_keys::const_iterator it = opt_keys.begin(); it != opt_keys.end(); ++it) {
+        ConfigOption* my_opt = this->option(*it);
+        if (my_opt == NULL && ignore_nonexistent == false) throw "Attempt to apply non-existent option";
+        *my_opt = *(other.option(*it));
+    }
+}
+
+#ifdef SLIC3RXS
+SV*
+ConfigBase::get(t_config_option_key opt_key) {
+    ConfigOption* opt = this->option(opt_key);
+    if (opt == NULL) return &PL_sv_undef;
+    if (ConfigOptionFloat* v = dynamic_cast<ConfigOptionFloat*>(opt)) {
+        return newSVnv(v->value);
+    } else if (ConfigOptionInt* v = dynamic_cast<ConfigOptionInt*>(opt)) {
+        return newSViv(v->value);
+    } else {
+        throw "Unknown option value type";
+    }
+}
+#endif
+
+ConfigOption*
+DynamicConfig::option(const t_config_option_key opt_key) {
+    t_options_map::iterator it = this->options.find(opt_key);
+    if (it == this->options.end()) return NULL;
+    return it->second;
+}
+
+void
+DynamicConfig::keys(t_config_option_keys *keys) {
+    for (t_options_map::const_iterator it = this->options.begin(); it != this->options.end(); ++it)
+        keys->push_back(it->first);
+}
+
+bool
+DynamicConfig::has(const t_config_option_key opt_key) const {
+    t_options_map::const_iterator it = this->options.find(opt_key);
+    return (it != this->options.end());
+}
+
+void
+StaticConfig::keys(t_config_option_keys *keys) {
+    for (t_optiondef_map::const_iterator it = Options.begin(); it != Options.end(); ++it) {
+        ConfigOption* opt = this->option(it->first);
+        if (opt != NULL) keys->push_back(it->first);
+    }
+}
 
 }

xs/src/Config.hpp

@@ -6,29 +6,49 @@
 #include <string>
 #include <vector>
 
-keyspace Slic3r {
+namespace Slic3r {
 
 typedef std::string t_config_option_key;
 typedef std::vector<std::string> t_config_option_keys;
 
-class ConfigOption
+class ConfigOption {
+    public:
+    virtual ~ConfigOption() {};
+};
+
+class ConfigOptionFloat : public ConfigOption
 {
     public:
-    float           float_value;
-    int             int_value;
-    std::string     string_value;
-    bool            percent;
-    
-    operator float() const          { return this->float_value; };
-    operator int() const            { return this->int_value; };
-    operator std::string() const    { return this->string_value; };
+    float value;
+    operator float() const { return this->value; };
+};
+
+class ConfigOptionInt : public ConfigOption
+{
+    public:
+    int value;
+    operator int() const { return this->value; };
+};
+
+class ConfigOptionString : public ConfigOption
+{
+    public:
+    std::string value;
+    operator std::string() const { return this->value; };
+};
+
+class ConfigOptionFloatOrPercent : public ConfigOption
+{
+    public:
+    float value;
+    bool percent;
 };
 
 enum ConfigOptionType {
     coFloat,
     coInt,
-    coFloatOrPercent,
     coString,
+    coFloatOrPercent,
 };
 
 class ConfigOptionDef
@@ -37,74 +57,45 @@ class ConfigOptionDef
     ConfigOptionType type;
     std::string label;
     std::string tooltip;
-    ConfigOption default_;
 };
 
 typedef std::map<t_config_option_key,ConfigOptionDef> t_optiondef_map;
-t_optiondef_map Options;
-Options["layer_height"].type = coFloat;
-Options["layer_height"].label = "Layer height";
-Options["layer_height"].tooltip = "This setting controls the height (and thus the total number) of the slices/layers. Thinner layers give better accuracy but take more time to print.";
-Options["layer_height"].default_.float_value = 0.4;
-Options["first_layer_height"].type = coFloatOrPercent;
-Options["first_layer_height"].default_.percent = false;
-Options["first_layer_height"].default_.float_value = 0.35;
 
 class ConfigBase
 {
     public:
     virtual ConfigOption* option(const t_config_option_key opt_key) = 0;
     virtual void keys(t_config_option_keys *keys) = 0;
+    void apply(ConfigBase &other, bool ignore_nonexistent = false);
     
-    void apply(const ConfigBase &other, bool ignore_nonexistent = false)
-    {
-        // get list of option keys to apply
-        t_config_option_keys opt_keys;
-        other.keys(&opt_keys);
-        
-        // loop through options and apply them
-        for (t_config_option_keys::const_iterator it = opt_keys.begin(); it != opt_keys.end(); ++it) {
-            ConfigOption* my_opt = this->option(*it);
-            if (my_opt == NULL && ignore_nonexistent == false) throw "Attempt to apply non-existent option";
-            *my_opt = *(other.option(*it));
-        }
-    };
+    #ifdef SLIC3RXS
+    SV* get(t_config_option_key opt_key);
+    #endif
 };
 
 class DynamicConfig : public ConfigBase
 {
     public:
-    typedef std::map<t_config_option_key,ConfigOption> t_options_map;
+    ConfigOption* option(const t_config_option_key opt_key);
+    void keys(t_config_option_keys *keys);
+    bool has(const t_config_option_key opt_key) const;
+    
+    private:
+    typedef std::map<t_config_option_key,ConfigOption*> t_options_map;
     t_options_map options;
-    
-    ConfigOption* option(const t_config_option_key opt_key) {
-        t_options_map::iterator it = this->options.find(opt_key);
-        if (it == this->options.end()) return NULL;
-        return &it->second;
-    };
-    
-    void keys(t_config_option_keys *keys) {
-        for (t_options_map::const_iterator it = this->options.begin(); it != this->options.end(); ++it)
-            keys->push_back(*it);
-    };
 };
 
 class StaticConfig : public ConfigBase
 {
     public:
-    void keys(t_config_option_keys *keys) {
-        for (t_optiondef_map::const_iterator it = Options.begin(); it != Options.end(); ++it) {
-            ConfigOption* opt = this->option(it->first);
-            if (opt != NULL) keys->push_back(it->first);
-        }
-    };
+    void keys(t_config_option_keys *keys);
 };
 
 class FullConfig : public StaticConfig
 {
     public:
-    ConfigOption layer_height;
-    ConfigOption first_layer_height;
+    ConfigOptionFloat layer_height;
+    ConfigOptionFloatOrPercent first_layer_height;
     
     ConfigOption* option(const t_config_option_key opt_key) {
         if (opt_key == "layer_height")              return &this->layer_height;
@@ -113,6 +104,26 @@ class FullConfig : public StaticConfig
     };
 };
 
+static t_optiondef_map _build_optiondef_map () {
+    t_optiondef_map Options;
+    Options["layer_height"].type = coFloat;
+    Options["layer_height"].label = "Layer height";
+    Options["layer_height"].tooltip = "This setting controls the height (and thus the total number) of the slices/layers. Thinner layers give better accuracy but take more time to print.";
+
+    Options["first_layer_height"].type = coFloatOrPercent;
+    return Options;
+}
+
+static FullConfig _build_default_config () {
+    FullConfig defconf;
+    
+    defconf.layer_height.value = 0.4;
+    defconf.first_layer_height.value = 0.35;
+    defconf.first_layer_height.percent = false;
+    
+    return defconf;
+}
+
 }
 
 #endif

xs/xsp/Config.xsp

@@ -0,0 +1,15 @@
+%module{Slic3r::XS};
+
+%{
+#include <myinit.h>
+#include "Config.hpp"
+%}
+
+%name{Slic3r::Config} class DynamicConfig {
+    DynamicConfig();
+    ~DynamicConfig();
+    SV* get(t_config_option_key opt_key);
+%{
+
+%}
+};

xs/xsp/my.map

@@ -1,5 +1,7 @@
 std::vector<Points::size_type>  T_STD_VECTOR_INT
+t_config_option_key T_STD_STRING
 
+DynamicConfig*  O_OBJECT
 ZTable*         O_OBJECT
 TriangleMesh*         O_OBJECT
 Point*         O_OBJECT

xs/xsp/typemap.xspt

@@ -1,11 +1,13 @@
 %typemap{bool}{simple};
 %typemap{std::string};
+%typemap{t_config_option_key};
 %typemap{std::vector<unsigned int>*};
 %typemap{std::vector<double>};
 %typemap{std::vector<double>*};
 %typemap{SV*};
 %typemap{AV*};
 %typemap{Point*};
+%typemap{DynamicConfig*};
 %typemap{ExPolygon*};
 %typemap{ExPolygonCollection*};
 %typemap{Line*};