Fancier C++/ObjC APIs to avoid C API with simple usage.

NSString instead of cstr for ObjC.

spine-c/example/main.c

@@ -2,7 +2,6 @@
  * with internal methods exposed to facilitate extension. */
 
 #include <stdio.h>
-#include <stdlib.h>
 #include <spine/spine.h>
 #include <spine/extension.h>
 

spine-c/include/spine/Skeleton.h

@@ -41,6 +41,7 @@ struct Skeleton {
 
 	int boneCount;
 	Bone** bones;
+	Bone* const root;
 
 	int slotCount;
 	Slot** slots;
@@ -62,7 +63,6 @@ void Skeleton_setToBindPose (const Skeleton* self);
 void Skeleton_setBonesToBindPose (const Skeleton* self);
 void Skeleton_setSlotsToBindPose (const Skeleton* self);
 
-Bone* Skeleton_getRootBone (const Skeleton* self);
 /* Returns 0 if the bone was not found. */
 Bone* Skeleton_findBone (const Skeleton* self, const char* boneName);
 /* Returns -1 if the bone was not found. */
@@ -77,7 +77,8 @@ int Skeleton_findSlotIndex (const Skeleton* self, const char* slotName);
  * attached if the corresponding attachment from the old skin was attached.
  * @param skin May be 0.*/
 void Skeleton_setSkin (Skeleton* self, Skin* skin);
-/* Returns 0 if the skin was not found. See Skeleton_setSkin. */
+/* Returns 0 if the skin was not found. See Skeleton_setSkin.
+ * @param skinName May be 0. */
 int Skeleton_setSkinByName (Skeleton* self, const char* skinName);
 
 /* Returns 0 if the slot or attachment was not found. */

spine-c/src/spine/Skeleton.c

@@ -53,6 +53,7 @@ void _Skeleton_init (Skeleton* self, SkeletonData* data) {
 		}
 		self->bones[i] = Bone_create(boneData, parent);
 	}
+	CONST_CAST(Bone*, self->root) = self->bones[0];
 
 	self->slotCount = data->slotCount;
 	self->slots = MALLOC(Slot*, self->slotCount);
@@ -122,11 +123,6 @@ void Skeleton_setSlotsToBindPose (const Skeleton* self) {
 		Slot_setToBindPose(self->slots[i]);
 }
 
-Bone* Skeleton_getRootBone (const Skeleton* self) {
-	if (self->boneCount == 0) return 0;
-	return self->bones[0];
-}
-
 Bone* Skeleton_findBone (const Skeleton* self, const char* boneName) {
 	int i;
 	for (i = 0; i < self->boneCount; ++i)
@@ -156,6 +152,10 @@ int Skeleton_findSlotIndex (const Skeleton* self, const char* slotName) {
 }
 
 int Skeleton_setSkinByName (Skeleton* self, const char* skinName) {
+	if (!skinName) {
+		Skeleton_setSkin(self, 0);
+		return 1;
+	}
 	Skin *skin = SkeletonData_findSkin(self->data, skinName);
 	if (!skin) return 0;
 	Skeleton_setSkin(self, skin);

spine-cocos2d-iphone/example/ExampleLayer.m

@@ -13,10 +13,10 @@
 	self = [super init];
 	if (!self) return nil;
 
-	skeletonNode = [CCSkeleton create:"spineboy.json" atlasFile:"spineboy.atlas"];
-	[skeletonNode setMix:"walk" to:"jump" duration:0.4f];
-	[skeletonNode setMix:"jump" to:"walk" duration:0.4f];
-	[skeletonNode setAnimation:"walk" loop:true];
+	skeletonNode = [CCSkeleton create:@"spineboy.json" atlasFile:@"spineboy.atlas"];
+	[skeletonNode setMix:@"walk" to:@"jump" duration:0.4f];
+	[skeletonNode setMix:@"jump" to:@"walk" duration:0.4f];
+	[skeletonNode setAnimation:@"walk" loop:true];
 	skeletonNode->timeScale = 0.3f;
 	skeletonNode->debugBones = true;
 
@@ -31,9 +31,9 @@
 
 - (void) update:(ccTime)delta {
     if (strcmp(skeletonNode->state->animation->name, "walk") == 0) {
-        if (skeletonNode->state->time > 2) [skeletonNode setAnimation:"jump" loop:false];
+        if (skeletonNode->state->time > 2) [skeletonNode setAnimation:@"jump" loop:false];
     } else {
-        if (skeletonNode->state->time > 1) [skeletonNode setAnimation:"walk" loop:true];
+        if (skeletonNode->state->time > 1) [skeletonNode setAnimation:@"walk" loop:true];
     }
 }
 

spine-cocos2d-iphone/src/spine/spine-cocos2d-iphone.h

@@ -51,22 +51,23 @@ typedef struct {
 	bool ownsStateData;
 
 @public
-	Skeleton* skeleton;
-	AnimationState* state;
-    float timeScale;
+	Skeleton* const skeleton;
+	AnimationState* const state;
+	float timeScale;
 	bool debugSlots;
 	bool debugBones;
 
 	CCTextureAtlas* atlas; // All region attachments for a skeleton must use the same texture.
 	unsigned int quadCount;
+
     ccBlendFunc blendFunc;
 }
 
-+ (CCSkeleton*) create:(const char*)skeletonDataFile atlas:(Atlas*)atlas;
-+ (CCSkeleton*) create:(const char*)skeletonDataFile atlas:(Atlas*)atlas scale:(float)scale;
++ (CCSkeleton*) create:(NSString*)skeletonDataFile atlas:(Atlas*)atlas;
++ (CCSkeleton*) create:(NSString*)skeletonDataFile atlas:(Atlas*)atlas scale:(float)scale;
 
-+ (CCSkeleton*) create:(const char*)skeletonDataFile atlasFile:(const char*)atlasFile;
-+ (CCSkeleton*) create:(const char*)skeletonDataFile atlasFile:(const char*)atlasFile scale:(float)scale;
++ (CCSkeleton*) create:(NSString*)skeletonDataFile atlasFile:(NSString*)atlasFile;
++ (CCSkeleton*) create:(NSString*)skeletonDataFile atlasFile:(NSString*)atlasFile scale:(float)scale;
 
 + (CCSkeleton*) create:(SkeletonData*)skeletonData;
 + (CCSkeleton*) create:(SkeletonData*)skeletonData stateData:(AnimationStateData*)stateData;
@@ -74,8 +75,36 @@ typedef struct {
 - init:(SkeletonData*)skeletonData;
 - init:(SkeletonData*)skeletonData stateData:(AnimationStateData*)stateData;
 
-- (void) setMix:(const char*)fromName to:(const char*)toName duration:(float)duration;
-- (void) setAnimation:(const char*)animationName loop:(bool)loop;
+- (void) setMix:(NSString*)fromName to:(NSString*)toName duration:(float)duration;
+- (void) setAnimation:(NSString*)animationName loop:(bool)loop;
+
+- (void) updateWorldTransform;
+
+- (void) setToBindPose;
+- (void) setBonesToBindPose;
+- (void) setSlotsToBindPose;
+
+/* Returns 0 if the bone was not found. */
+- (Bone*) findBone:(NSString*)boneName;
+/* Returns -1 if the bone was not found. */
+- (int) findBoneIndex:(NSString*)boneName;
+
+/* Returns 0 if the slot was not found. */
+- (Slot*) findSlot:(NSString*)slotName;
+/* Returns -1 if the slot was not found. */
+- (int) findSlotIndex:(NSString*)slotName;
+
+/* Sets the skin used to look up attachments not found in the SkeletonData defaultSkin. Attachments from the new skin are
+ * attached if the corresponding attachment from the old skin was attached. Returns false if the skin was not found.
+ * @param skin May be 0.*/
+- (bool) setSkin:(NSString*)skinName;
+
+/* Returns 0 if the slot or attachment was not found. */
+- (Attachment*) getAttachmentForSlotName:(NSString*)slotName attachmentName:(NSString*)attachmentName;
+/* Returns 0 if the slot or attachment was not found. */
+- (Attachment*) getAttachmentForSlotIndex:(int)slotIndex attachmentName:(NSString*)attachmentName;
+/* Returns false if the slot or attachment was not found. */
+- (bool) setAttachment:(NSString*)slotName attachmentName:(NSString*)attachmentName;
 
 @end
 

spine-cocos2d-iphone/src/spine/spine-cocos2d-iphone.m

@@ -68,30 +68,30 @@ Skeleton* _Cocos2dSkeleton_create (SkeletonData* data, CCSkeleton* node) {
 
 @implementation CCSkeleton
 
-+ (CCSkeleton*) create:(const char*)skeletonDataFile atlas:(Atlas*)atlas {
++ (CCSkeleton*) create:(NSString*)skeletonDataFile atlas:(Atlas*)atlas {
 	return [CCSkeleton create:skeletonDataFile atlas:atlas scale:1];
 }
 
-+ (CCSkeleton*) create:(const char*)skeletonDataFile atlas:(Atlas*)atlas scale:(float)scale {
++ (CCSkeleton*) create:(NSString*)skeletonDataFile atlas:(Atlas*)atlas scale:(float)scale {
 	SkeletonJson* json = SkeletonJson_create(atlas);
 	json->scale = scale;
-	SkeletonData* skeletonData = SkeletonJson_readSkeletonDataFile(json, skeletonDataFile);
+	SkeletonData* skeletonData = SkeletonJson_readSkeletonDataFile(json, [skeletonDataFile UTF8String]);
 	SkeletonJson_dispose(json);
 	CCSkeleton* node = skeletonData ? [CCSkeleton create:skeletonData] : 0;
 	node->ownsSkeleton = true;
 	return node;
 }
 
-+ (CCSkeleton*) create:(const char*)skeletonDataFile atlasFile:(const char*)atlasFile {
++ (CCSkeleton*) create:(NSString*)skeletonDataFile atlasFile:(NSString*)atlasFile {
 	return [CCSkeleton create:skeletonDataFile atlasFile:atlasFile scale:1];
 }
 
-+ (CCSkeleton*) create:(const char*)skeletonDataFile atlasFile:(const char*)atlasFile scale:(float)scale {
-	Atlas* atlas = Atlas_readAtlasFile(atlasFile);
++ (CCSkeleton*) create:(NSString*)skeletonDataFile atlasFile:(NSString*)atlasFile scale:(float)scale {
+	Atlas* atlas = Atlas_readAtlasFile([atlasFile UTF8String]);
 	if (!atlas) return 0;
 	SkeletonJson* json = SkeletonJson_create(atlas);
 	json->scale = scale;
-	SkeletonData* skeletonData = SkeletonJson_readSkeletonDataFile(json, skeletonDataFile);
+	SkeletonData* skeletonData = SkeletonJson_readSkeletonDataFile(json, [skeletonDataFile UTF8String]);
 	SkeletonJson_dispose(json);
 	if (!skeletonData) {
 		Atlas_dispose(atlas);
@@ -119,13 +119,13 @@ Skeleton* _Cocos2dSkeleton_create (SkeletonData* data, CCSkeleton* node) {
 	self = [super init];
 	if (!self) return nil;
 
-	skeleton = _Cocos2dSkeleton_create(skeletonData, self);
+	CONST_CAST(Skeleton*, skeleton) = _Cocos2dSkeleton_create(skeletonData, self);
 
 	if (!stateData) {
 		stateData = AnimationStateData_create(skeletonData);
 		ownsStateData = true;
 	}
-	state = AnimationState_create(stateData);
+	CONST_CAST(AnimationState*, state) = AnimationState_create(stateData);
 
 	blendFunc.src = GL_ONE;
 	blendFunc.dst = GL_ONE_MINUS_SRC_ALPHA;
@@ -145,14 +145,6 @@ Skeleton* _Cocos2dSkeleton_create (SkeletonData* data, CCSkeleton* node) {
     [super dealloc];
 }
 
-- (void) setMix:(const char*)fromName to:(const char*)toName duration:(float)duration {
-	AnimationStateData_setMixByName(state->data, fromName, toName, duration);
-}
-
-- (void) setAnimation:(const char*)animationName loop:(bool)loop {
-	AnimationState_setAnimationByName(state, animationName, loop);
-}
-
 - (void) update:(ccTime)deltaTime {
 	Skeleton_update(skeleton, deltaTime);
 	AnimationState_update(state, deltaTime * timeScale);
@@ -211,6 +203,57 @@ Skeleton* _Cocos2dSkeleton_create (SkeletonData* data, CCSkeleton* node) {
 	}
 }
 
+// Convenience methods:
+
+- (void) setMix:(NSString*)fromName to:(NSString*)toName duration:(float)duration {
+	AnimationStateData_setMixByName(state->data, [fromName UTF8String], [toName UTF8String], duration);
+}
+- (void) setAnimation:(NSString*)animationName loop:(bool)loop {
+	AnimationState_setAnimationByName(state, [animationName UTF8String], loop);
+}
+
+- (void) updateWorldTransform {
+	Skeleton_updateWorldTransform(skeleton);
+}
+
+- (void) setToBindPose {
+	Skeleton_setToBindPose(skeleton);
+}
+- (void) setBonesToBindPose {
+	Skeleton_setBonesToBindPose(skeleton);
+}
+- (void) setSlotsToBindPose {
+	Skeleton_setSlotsToBindPose(skeleton);
+}
+
+- (Bone*) findBone:(NSString*)boneName {
+	return Skeleton_findBone(skeleton, [boneName UTF8String]);
+}
+- (int) findBoneIndex:(NSString*)boneName {
+	return Skeleton_findBoneIndex(skeleton, [boneName UTF8String]);
+}
+
+- (Slot*) findSlot:(NSString*)slotName {
+	return Skeleton_findSlot(skeleton, [slotName UTF8String]);
+}
+- (int) findSlotIndex:(NSString*)slotName {
+	return Skeleton_findSlotIndex(skeleton, [slotName UTF8String]);
+}
+
+- (bool) setSkin:(NSString*)skinName {
+	return (bool)Skeleton_setSkinByName(skeleton, [skinName UTF8String]);
+}
+
+- (Attachment*) getAttachmentForSlotName:(NSString*)slotName attachmentName:(NSString*)attachmentName {
+	return Skeleton_getAttachmentForSlotName(skeleton, [slotName UTF8String], [attachmentName UTF8String]);
+}
+- (Attachment*) getAttachmentForSlotIndex:(int)slotIndex attachmentName:(NSString*)attachmentName {
+	return Skeleton_getAttachmentForSlotIndex(skeleton, slotIndex, [attachmentName UTF8String]);
+}
+- (bool) setAttachment:(NSString*)slotName attachmentName:(NSString*)attachmentName {
+	return (bool)Skeleton_setAttachment(skeleton, [slotName UTF8String], [attachmentName UTF8String]);
+}
+
 // CCBlendProtocol
 
 - (void) setBlendFunc:(ccBlendFunc)func {

spine-cocos2dx/src/spine/spine-cocos2dx.cpp

@@ -103,14 +103,14 @@ CCSkeleton* CCSkeleton::create (SkeletonData* skeletonData, AnimationStateData*
 }
 
 CCSkeleton::CCSkeleton (SkeletonData *skeletonData, AnimationStateData *stateData) :
-				debugSlots(false), debugBones(false) {
-	skeleton = _Cocos2dxSkeleton_create(skeletonData, this);
+				skeleton(0), state(0), debugSlots(false), debugBones(false) {
+	CONST_CAST(Skeleton*, skeleton) = _Cocos2dxSkeleton_create(skeletonData, this);
 
 	if (!stateData) {
 		stateData = AnimationStateData_create(skeletonData);
 		ownsStateData = true;
 	}
-	state = AnimationState_create(stateData);
+	CONST_CAST(AnimationState*, state) = AnimationState_create(stateData);
 
 	blendFunc.src = GL_ONE;
 	blendFunc.dst = GL_ONE_MINUS_SRC_ALPHA;
@@ -127,14 +127,6 @@ CCSkeleton::~CCSkeleton () {
 	AnimationState_dispose(state);
 }
 
-void CCSkeleton::setMix (const char* fromName, const char* toName, float duration) {
-	AnimationStateData_setMixByName(state->data, fromName, toName, duration);
-}
-
-void CCSkeleton::setAnimation (const char* animationName, bool loop) {
-	AnimationState_setAnimationByName(state, animationName, loop);
-}
-
 void CCSkeleton::update (float deltaTime) {
 	Skeleton_update(skeleton, deltaTime);
 	AnimationState_update(state, deltaTime * timeScale);
@@ -193,6 +185,58 @@ void CCSkeleton::draw () {
 	}
 }
 
+// Convenience methods:
+
+void CCSkeleton::setMix (const char* fromName, const char* toName, float duration) {
+	AnimationStateData_setMixByName(state->data, fromName, toName, duration);
+}
+
+void CCSkeleton::setAnimation (const char* animationName, bool loop) {
+	AnimationState_setAnimationByName(state, animationName, loop);
+}
+
+void CCSkeleton::updateWorldTransform () {
+	Skeleton_updateWorldTransform(skeleton);
+}
+
+void CCSkeleton::setToBindPose () {
+	Skeleton_setToBindPose(skeleton);
+}
+void CCSkeleton::setBonesToBindPose () {
+	Skeleton_setBonesToBindPose(skeleton);
+}
+void CCSkeleton::setSlotsToBindPose () {
+	Skeleton_setSlotsToBindPose(skeleton);
+}
+
+Bone* CCSkeleton::findBone (const char* boneName) const {
+	return Skeleton_findBone(skeleton, boneName);
+}
+int CCSkeleton::findBoneIndex (const char* boneName) const {
+	return Skeleton_findBoneIndex(skeleton, boneName);
+}
+
+Slot* CCSkeleton::findSlot (const char* slotName) const {
+	return Skeleton_findSlot(skeleton, slotName);
+}
+int CCSkeleton::findSlotIndex (const char* slotName) const {
+	return Skeleton_findSlotIndex(skeleton, slotName);
+}
+
+bool CCSkeleton::setSkin (const char* skinName) {
+	return (bool)Skeleton_setSkinByName(skeleton, skinName);
+}
+
+Attachment* CCSkeleton::getAttachment (const char* slotName, const char* attachmentName) const {
+	return Skeleton_getAttachmentForSlotName(skeleton, slotName, attachmentName);
+}
+Attachment* CCSkeleton::getAttachment (int slotIndex, const char* attachmentName) const {
+	return Skeleton_getAttachmentForSlotIndex(skeleton, slotIndex, attachmentName);
+}
+bool CCSkeleton::setAttachment (const char* slotName, const char* attachmentName) {
+	return (bool)Skeleton_setAttachment(skeleton, slotName, attachmentName);
+}
+
 // CCBlendProtocol
 
 ccBlendFunc CCSkeleton::getBlendFunc () {

spine-cocos2dx/src/spine/spine-cocos2dx.h

@@ -53,11 +53,12 @@ private:
 	bool ownsStateData;
 
 public:
-	Skeleton* skeleton;
-	AnimationState* state;
+	Skeleton* const skeleton;
+	AnimationState* const state;
 	float timeScale;
 	bool debugSlots;
 	bool debugBones;
+
 	cocos2d::CCTextureAtlas* atlas; // All region attachments for a skeleton must use the same texture.
 	unsigned int quadCount;
 
@@ -71,6 +72,34 @@ public:
 	void setMix (const char* fromName, const char* toName, float duration);
 	void setAnimation (const char* animationName, bool loop);
 
+	void updateWorldTransform ();
+
+	void setToBindPose ();
+	void setBonesToBindPose ();
+	void setSlotsToBindPose ();
+	
+	/* Returns 0 if the bone was not found. */
+	Bone* findBone (const char* boneName) const;
+	/* Returns -1 if the bone was not found. */
+	int findBoneIndex (const char* boneName) const;
+
+	/* Returns 0 if the slot was not found. */
+	Slot* findSlot (const char* slotName) const;
+	/* Returns -1 if the slot was not found. */
+	int findSlotIndex (const char* slotName) const;
+
+	/* Sets the skin used to look up attachments not found in the SkeletonData defaultSkin. Attachments from the new skin are
+	 * attached if the corresponding attachment from the old skin was attached. Returns false if the skin was not found.
+	 * @param skin May be 0.*/
+	bool setSkin (const char* skinName);
+
+	/* Returns 0 if the slot or attachment was not found. */
+	Attachment* getAttachment (const char* slotName, const char* attachmentName) const;
+	/* Returns 0 if the slot or attachment was not found. */
+	Attachment* getAttachment (int slotIndex, const char* attachmentName) const;
+	/* Returns false if the slot or attachment was not found. */
+	bool setAttachment (const char* slotName, const char* attachmentName);
+
 	virtual void update (float deltaTime);
 	virtual void draw ();
 

spine-sfml/src/spine/spine-sfml.cpp

@@ -200,4 +200,4 @@ char* _Util_readFile (const char* path, int* length) {
 	return _readFile(path, length);
 }
 
-}
+} /* namespace spine */