cpp/openttd-patchpack/source Changeset - r19724:343db83218d4

Changeset - r19724:343db83218d4

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alberth - 12 years ago 2012-11-10 20:38:46
alberth@openttd.org

(svn r24679) -Codechange: Add resolver classes for towns.

4 files changed with 55 insertions and 4 deletions:

src/newgrf_spritegroup.cpp

src/newgrf_spritegroup.h

src/newgrf_town.cpp

src/newgrf_town.h

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src/newgrf_spritegroup.cpp

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@@ @@ -143,9 +143,10 @@ TempScopeResolver::TempScopeResolver(Res @@
 	if (this->ro->StorePSA != NULL) this->ro->StorePSA(this->ro, reg, value);
+}
 ResolverObject::ResolverObject() : temp_scope(this) {} // XXX Temporary
+ResolverObject::ResolverObject() : default_scope(this), temp_scope(this) {} // XXX Temporary
 ResolverObject::ResolverObject(const GRFFile *grffile, CallbackID callback, uint32 callback_param1, uint32 callback_param2) : temp_scope(this)
 ResolverObject::ResolverObject(const GRFFile *grffile, CallbackID callback, uint32 callback_param1, uint32 callback_param2)
 		: default_scope(this), temp_scope(this)
+{
 	this->callback = callback;
 	this->callback_param1 = callback_param1;

src/newgrf_spritegroup.h

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@@ @@ -333,6 +333,7 @@ struct ResolverObject { @@
 	ResolverObject(const GRFFile *grffile, CallbackID callback = CBID_NO_CALLBACK, uint32 callback_param1 = 0, uint32 callback_param2 = 0);
 	virtual ~ResolverObject();
 	ScopeResolver default_scope; ///< Default implementation of the grf scope.
 	TempScopeResolver temp_scope; ///< Temporary scope resolver to refer back to the methods of #ResolverObject.
 	CallbackID callback;

src/newgrf_town.cpp

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@@ @@ -12,7 +12,18 @@ @@
 #include "stdafx.h"
 #include "debug.h"
 #include "town.h"
 #include "newgrf_spritegroup.h"
 #include "newgrf_town.h"
 TownScopeResolver::TownScopeResolver(ResolverObject *ro, Town *t, bool readonly) : ScopeResolver(ro)
+{
 	this->t = t;
 	this->readonly = readonly;
+}
 /* virtual */ uint32 TownScopeResolver::GetVariable(byte variable, uint32 parameter, bool *available) const
+{
 	return TownGetVariable(variable, parameter, available, this->t, this->ro->grffile);
+}
 /**
  * This function implements the town variables that newGRF defines.
@@ @@ -126,6 +137,12 @@ uint32 TownGetVariable(byte variable, ui @@
 	return UINT_MAX;
+}
 /* virtual */ void TownScopeResolver::StorePSA(uint pos, int32 value)
+{
 	if (this->readonly) return;
 	TownStorePSA(this->t, this->ro->grffile, pos, value);
+}
 /**
  * Store a value in town persistent storage.
  * @param t Town owning the persistent storage.
@@ @@ -162,3 +179,9 @@ void TownStorePSA(Town *t, const GRFFile @@
 	psa->StoreValue(pos, value);
 	t->psa_list.push_back(psa);
+}
 TownResolverObject::TownResolverObject(const struct GRFFile *grffile, Town *t, bool readonly)
 		: ResolverObject(grffile), town_scope(this, t, readonly)
+{
+}

src/newgrf_town.h

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@@ @@ -13,11 +13,37 @@ @@
 #define NEWGRF_TOWN_H
 #include "town_type.h"
 #include "newgrf_spritegroup.h"
 /* Currently there is no direct town resolver; we only need to get town
  * variable results from inside stations, house tiles and industries,
  * and to check the town's persistent storage. */
  * and to check the town's persistent storage.
  * XXX Remove the functions. */
 uint32 TownGetVariable(byte variable, uint32 parameter, bool *available, Town *t, const struct GRFFile *caller_grffile);
 void TownStorePSA(Town *t, const struct GRFFile *caller_grffile, uint pos, int32 value);
 struct TownScopeResolver : public ScopeResolver {
 	Town *t;
 	bool readonly;
 	TownScopeResolver(ResolverObject *ro, Town *t, bool readonly);
 	virtual uint32 GetVariable(byte variable, uint32 parameter, bool *available) const;
 	virtual void StorePSA(uint reg, int32 value);
 };
 struct TownResolverObject : public ResolverObject {
 	TownScopeResolver town_scope;
 	TownResolverObject(const struct GRFFile *grffile, Town *t, bool readonly);
 	/* virtual */ ScopeResolver *GetScope(VarSpriteGroupScope scope = VSG_SCOPE_SELF, byte relative = 0)
+	{
 		switch (scope) {
 			case VSG_SCOPE_SELF: return &town_scope;
 			default: return &this->default_scope; // XXX return ResolverObject::GetScope(scope, relative);
+		}
+	}
 };
 #endif /* NEWGRF_TOWN_H */

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