#include "../graphics/SimpleAnimation.h"
#include "../graphics/Sprite.h"
+#include <algorithm>
+#include <cstring>
+#include <SDL_image.h>
+
using battle::Hero;
using battle::Monster;
using battle::Stats;
using graphics::SimpleAnimation;
using graphics::Sprite;
using geometry::Vector;
+using std::make_pair;
using std::map;
using std::set;
using std::string;
namespace loader {
+Interpreter::~Interpreter() {
+ for (vector<ComplexAnimation *>::const_iterator i(complexAnimations.begin()), end(complexAnimations.end()); i != end; ++i) {
+ delete *i;
+ }
+ for (vector<Hero *>::const_iterator i(heroes.begin()), end(heroes.end()); i != end; ++i) {
+ delete *i;
+ }
+ for (vector<SDL_Surface *>::const_iterator i(images.begin()), end(images.end()); i != end; ++i) {
+ SDL_FreeSurface(*i);
+ }
+ for (vector<Monster *>::const_iterator i(monsters.begin()), end(monsters.end()); i != end; ++i) {
+ delete *i;
+ }
+ for (vector<SimpleAnimation *>::const_iterator i(simpleAnimations.begin()), end(simpleAnimations.end()); i != end; ++i) {
+ delete *i;
+ }
+ for (vector<Sprite *>::const_iterator i(sprites.begin()), end(sprites.end()); i != end; ++i) {
+ delete *i;
+ }
+ for (vector<const char *>::const_iterator i(strings.begin()), end(strings.end()); i != end; ++i) {
+ delete *i;
+ }
+}
+
+
+Animation *Interpreter::GetAnimation(const std::string &name) {
+ map<string, ParsedDefinition>::const_iterator i(parsedDefinitions.find(name));
+ if (i != parsedDefinitions.end()) {
+ if (i->second.type == COMPLEX_ANIMATION) {
+ return complexAnimations[i->second.index];
+ } else if (i->second.type == SIMPLE_ANIMATION) {
+ return simpleAnimations[i->second.index];
+ } else {
+ throw Error("cannot cast " + i->second.dfn->TypeName() + " to Animation");
+ }
+ } else {
+ throw Error("access to undefined Animation " + name);
+ }
+}
+
+bool Interpreter::GetBoolean(const std::string &name) const {
+ map<string, ParsedDefinition>::const_iterator i(parsedDefinitions.find(name));
+ if (i != parsedDefinitions.end()) {
+ if (i->second.type == BOOLEAN) {
+ return booleans[i->second.index];
+ } else {
+ throw Error("cannot cast " + i->second.dfn->TypeName() + " to Boolean");
+ }
+ } else {
+ throw Error("access to undefined Boolean " + name);
+ }
+}
+
+Hero *Interpreter::GetHero(const std::string &name) {
+ map<string, ParsedDefinition>::const_iterator i(parsedDefinitions.find(name));
+ if (i != parsedDefinitions.end()) {
+ if (i->second.type == HERO) {
+ return heroes[i->second.index];
+ } else {
+ throw Error("cannot cast " + i->second.dfn->TypeName() + " to Hero");
+ }
+ } else {
+ throw Error("access to undefined Hero " + name);
+ }
+}
+
+Monster *Interpreter::GetMonster(const std::string &name) {
+ map<string, ParsedDefinition>::const_iterator i(parsedDefinitions.find(name));
+ if (i != parsedDefinitions.end()) {
+ if (i->second.type == MONSTER) {
+ return monsters[i->second.index];
+ } else {
+ throw Error("cannot cast " + i->second.dfn->TypeName() + " to Monster");
+ }
+ } else {
+ throw Error("access to undefined Monster " + name);
+ }
+}
+
+int Interpreter::GetNumber(const std::string &name) const {
+ map<string, ParsedDefinition>::const_iterator i(parsedDefinitions.find(name));
+ if (i != parsedDefinitions.end()) {
+ if (i->second.type == NUMBER) {
+ return numbers[i->second.index];
+ } else {
+ throw Error("cannot cast " + i->second.dfn->TypeName() + " to Number");
+ }
+ } else {
+ throw Error("access to undefined Number " + name);
+ }
+}
+
+Sprite *Interpreter::GetSprite(const std::string &name) {
+ map<string, ParsedDefinition>::const_iterator i(parsedDefinitions.find(name));
+ if (i != parsedDefinitions.end()) {
+ if (i->second.type == SPRITE) {
+ return sprites[i->second.index];
+ } else {
+ throw Error("cannot cast " + i->second.dfn->TypeName() + " to Sprite");
+ }
+ } else {
+ throw Error("access to undefined Sprite " + name);
+ }
+}
+
+const char *Interpreter::GetString(const std::string &name) const {
+ map<string, ParsedDefinition>::const_iterator i(parsedDefinitions.find(name));
+ if (i != parsedDefinitions.end()) {
+ if (i->second.type == STRING) {
+ return strings[i->second.index];
+ } else {
+ throw Error("cannot cast " + i->second.dfn->TypeName() + " to String");
+ }
+ } else {
+ throw Error("access to undefined String " + name);
+ }
+}
+
+Vector<int> Interpreter::GetVector(const std::string &name) const {
+ map<string, ParsedDefinition>::const_iterator i(parsedDefinitions.find(name));
+ if (i != parsedDefinitions.end()) {
+ if (i->second.type == VECTOR) {
+ return vectors[i->second.index];
+ } else {
+ throw Error("cannot cast " + i->second.dfn->TypeName() + " to Vector");
+ }
+ } else {
+ throw Error("access to undefined Vector " + name);
+ }
+}
+
+
void Interpreter::ReadSource() {
for (set<string>::const_iterator i(source.Exports().begin()), end(source.Exports().end()); i != end; ++i) {
ReadDefinition(source.GetDefinition(*i));
void Interpreter::ReadLiteral(const Definition &dfn) {
switch (dfn.GetLiteral()->GetType()) {
case Literal::ARRAY_VALUES:
- throw Error("unhandled literal: array of values");
+ valueArrays.push_back(dfn.GetLiteral()->GetValues());
+ parsedDefinitions.insert(make_pair(dfn.Identifier(), ParsedDefinition(&dfn, VALUE_ARRAY, valueArrays.size() - 1)));
break;
case Literal::ARRAY_PROPS:
- throw Error("unhandled literal: array of properties");
+ propertyListArrays.push_back(dfn.GetLiteral()->GetPropertyLists());
+ parsedDefinitions.insert(make_pair(dfn.Identifier(), ParsedDefinition(&dfn, PROPERTY_LIST_ARRAY, propertyListArrays.size() - 1)));
break;
case Literal::BOOLEAN:
- throw Error("unhandled literal: boolean");
+ booleans.push_back(dfn.GetLiteral()->GetBoolean());
+ parsedDefinitions.insert(make_pair(dfn.Identifier(), ParsedDefinition(&dfn, BOOLEAN, booleans.size() - 1)));
break;
case Literal::COLOR:
throw Error("unhandled literal: color");
break;
case Literal::NUMBER:
- numbers[dfn.Identifier()] = dfn.GetLiteral()->GetNumber();
+ numbers.push_back(dfn.GetLiteral()->GetNumber());
+ parsedDefinitions.insert(make_pair(dfn.Identifier(), ParsedDefinition(&dfn, NUMBER, numbers.size() - 1)));
break;
case Literal::STRING:
- throw Error("unhandled literal: string");
+ {
+ char *str(new char[dfn.GetLiteral()->GetString().size() + 1]);
+ std::memcpy(str, dfn.GetLiteral()->GetString().c_str(), dfn.GetLiteral()->GetString().size());
+ str[dfn.GetLiteral()->GetString().size()] = '\0';
+ strings.push_back(str);
+ }
+ parsedDefinitions.insert(make_pair(dfn.Identifier(), ParsedDefinition(&dfn, STRING, strings.size() - 1)));
break;
case Literal::VECTOR:
- throw Error("unhandled literal: vector");
+ vectors.push_back(Vector<int>(dfn.GetLiteral()->GetX(), dfn.GetLiteral()->GetY()));
+ parsedDefinitions.insert(make_pair(dfn.Identifier(), ParsedDefinition(&dfn, VECTOR, vectors.size() - 1)));
break;
case Literal::OBJECT:
- throw Error("unhandled literal: object");
+ ReadObject(dfn);
break;
}
}
if (v.GetLiteral().GetTypeName() == "ComplexAnimation") {
ComplexAnimation *a(new ComplexAnimation);
ReadComplexAnimation(*a, *v.GetLiteral().GetProperties());
+ complexAnimations.push_back(a);
return a;
} else {
SimpleAnimation *a(new SimpleAnimation);
ReadSimpleAnimation(*a, *v.GetLiteral().GetProperties());
+ simpleAnimations.push_back(a);
return a;
}
- } else if (animations.count(v.GetIdentifier())) {
- return animations[v.GetIdentifier()];
- } else if (source.IsDefined(v.GetIdentifier())) {
- ReadDefinition(source.GetDefinition(v.GetIdentifier()));
- if (animations.count(v.GetIdentifier())) {
- return animations[v.GetIdentifier()];
- } else {
- throw Error("cannot use " + source.GetDefinition(v.GetIdentifier()).Identifier() + " " + v.GetIdentifier() + " as animation");
- }
- } else {
- throw Error("use of undefined Animation " + v.GetIdentifier());
- }
-}
-
-const vector<Value *> &Interpreter::GetValueArray(const Value &v) {
- if (v.IsLiteral()) {
- return v.GetLiteral().GetValues();
} else {
- throw Error("identifier resolution not implemented for arrays of values");
- }
-}
-
-const vector<PropertyList *> &Interpreter::GetPropertyListArray(const Value &v) {
- if (v.IsLiteral()) {
- return v.GetLiteral().GetPropertyLists();
- } else {
- throw Error("identifier resolution not implemented for arrays of property lists");
+ ReadDefinition(source.GetDefinition(v.GetIdentifier()));
+ return GetAnimation(v.GetIdentifier());
}
}
if (v.IsLiteral()) {
return v.GetLiteral().GetBoolean();
} else {
- throw Error("identifier resolution not implemented for booleans");
+ ReadDefinition(source.GetDefinition(v.GetIdentifier()));
+ return GetBoolean(v.GetIdentifier());
}
}
SDL_Surface *Interpreter::GetImage(const Value &v) {
- if (v.IsLiteral()) {
- // TODO: image lookup
- return NULL;
- } else {
- throw Error("identifier resolution not implemented for images");
- }
+ const char *file(GetString(v));
+ SDL_Surface *image(IMG_Load(file));
+ images.push_back(image);
+ return image;
}
int Interpreter::GetNumber(const Value &v) {
if (v.IsLiteral()) {
return v.GetLiteral().GetNumber();
- } else if (numbers.count(v.GetIdentifier())) {
- return numbers[v.GetIdentifier()];
} else {
ReadDefinition(source.GetDefinition(v.GetIdentifier()));
- if (numbers.count(v.GetIdentifier())) {
- return numbers[v.GetIdentifier()];
- } else {
- throw Error("use of undefined Number " + v.GetIdentifier());
- }
+ return GetNumber(v.GetIdentifier());
}
}
if (v.IsLiteral()) {
return v.GetLiteral().GetProperties();
} else {
- throw Error("identifier resolution not implemented for property lists");
+ throw Error("cannot reference property lists");
+ }
+}
+
+const vector<PropertyList *> &Interpreter::GetPropertyListArray(const Value &v) {
+ if (v.IsLiteral()) {
+ return v.GetLiteral().GetPropertyLists();
+ } else {
+ throw Error("cannot reference property list arrays");
}
}
Sprite *s(new Sprite);
ReadSprite(*s, *v.GetLiteral().GetProperties());
return s;
- } else if (sprites.count(v.GetIdentifier())) {
- return sprites[v.GetIdentifier()];
} else {
ReadDefinition(source.GetDefinition(v.GetIdentifier()));
- if (sprites.count(v.GetIdentifier())) {
- return sprites[v.GetIdentifier()];
- } else {
- throw Error("use of undefined Sprite " + v.GetIdentifier());
- }
+ return GetSprite(v.GetIdentifier());
}
}
if (v.IsLiteral()) {
return v.GetLiteral().GetString().c_str();
} else {
- throw Error("identifier resolution not implemented for strings");
+ ReadDefinition(source.GetDefinition(v.GetIdentifier()));
+ return GetString(v.GetIdentifier());
}
}
if (v.IsLiteral()) {
return Vector<int>(v.GetLiteral().GetX(), v.GetLiteral().GetY());
} else {
- throw Error("identifier resolution not implemented for vectors");
+ ReadDefinition(source.GetDefinition(v.GetIdentifier()));
+ return GetVector(v.GetIdentifier());
+ }
+}
+
+const vector<Value *> &Interpreter::GetValueArray(const Value &v) {
+ if (v.IsLiteral()) {
+ return v.GetLiteral().GetValues();
+ } else {
+ throw Error("cannot reference value arrays");
}
}
void Interpreter::ReadObject(const Definition &dfn) {
- if (dfn.TypeName() == "Hero") {
- Hero *h(new Hero);
- ReadHero(*h, *dfn.GetProperties());
- heroes[dfn.Identifier()] = h;
+ if (dfn.TypeName() == "ComplexAnimation") {
+ ComplexAnimation *animation(new ComplexAnimation);
+ int index(complexAnimations.size());
+ complexAnimations.push_back(animation);
+ ReadComplexAnimation(*animation, *dfn.GetProperties());
+ parsedDefinitions.insert(make_pair(dfn.Identifier(), ParsedDefinition(&dfn, COMPLEX_ANIMATION, index)));
+ } else if (dfn.TypeName() == "Hero") {
+ Hero *hero(new Hero);
+ int index(heroes.size());
+ heroes.push_back(hero);
+ ReadHero(*hero, *dfn.GetProperties());
+ parsedDefinitions.insert(make_pair(dfn.Identifier(), ParsedDefinition(&dfn, HERO, index)));
} else if (dfn.TypeName() == "Monster") {
- Monster *m(new Monster);
- ReadMonster(*m, *dfn.GetProperties());
- monsters[dfn.Identifier()] = m;
+ Monster *monster(new Monster);
+ int index(monsters.size());
+ monsters.push_back(monster);
+ ReadMonster(*monster, *dfn.GetProperties());
+ parsedDefinitions.insert(make_pair(dfn.Identifier(), ParsedDefinition(&dfn, MONSTER, index)));
+ } else if (dfn.TypeName() == "SimpleAnimation") {
+ SimpleAnimation *animation(new SimpleAnimation);
+ int index(simpleAnimations.size());
+ simpleAnimations.push_back(animation);
+ ReadSimpleAnimation(*animation, *dfn.GetProperties());
+ parsedDefinitions.insert(make_pair(dfn.Identifier(), ParsedDefinition(&dfn, SIMPLE_ANIMATION, index)));
} else if (dfn.TypeName() == "Sprite") {
- Sprite *s(new Sprite);
- ReadSprite(*s, *dfn.GetProperties());
- sprites[dfn.Identifier()] = s;
+ Sprite *sprite(new Sprite);
+ int index(sprites.size());
+ sprites.push_back(sprite);
+ ReadSprite(*sprite, *dfn.GetProperties());
+ parsedDefinitions.insert(make_pair(dfn.Identifier(), ParsedDefinition(&dfn, SPRITE, index)));
} else {
- throw Error("unhandled object: " + dfn.TypeName());
+ throw Error("unhandled object type: " + dfn.TypeName());
}
}
m.SetStats(stats);
} else if (i->first == "attackAnimation") {
m.SetAttackAnimation(GetAnimation(*i->second));
+ } else if (i->first == "meleeAnimation") {
+ m.SetMeleeAnimation(GetAnimation(*i->second));
} else {
throw Error("unknown Monster property: " + i->first);
}