Add sprite api wrap

Author: JiepengTan

internal/enginewrap/coord_adapter.go

@@ -14,6 +14,75 @@ func flipY(pos Vec2) Vec2 {
 	return Vec2{X: pos.X, Y: -pos.Y}
 }
 
+// ============================================================================
+// Sprite Coordinate Adapters
+// ============================================================================
+
+func (pself *Sprite) SetPosition(pos Vec2) {
+	pself.Sprite.SetPosition(flipY(pos))
+}
+
+func (pself *Sprite) GetPosition() Vec2 {
+	return flipY(pself.Sprite.GetPosition())
+}
+
+func (pself *Sprite) SetChildPosition(path string, pos Vec2) {
+	pself.Sprite.SetChildPosition(path, flipY(pos))
+}
+
+func (pself *Sprite) GetChildPosition(path string) Vec2 {
+	return flipY(pself.Sprite.GetChildPosition(path))
+}
+
+func (pself *Sprite) SetVelocity(velocity Vec2) {
+	pself.Sprite.SetVelocity(flipY(velocity))
+}
+
+func (pself *Sprite) GetVelocity() Vec2 {
+	return flipY(pself.Sprite.GetVelocity())
+}
+
+func (pself *Sprite) SetPivot(pivot Vec2) {
+	pself.Sprite.SetPivot(flipY(pivot))
+}
+
+func (pself *Sprite) GetPivot() Vec2 {
+	return flipY(pself.Sprite.GetPivot())
+}
+
+func (pself *Sprite) CheckCollisionWithPoint(point Vec2, isTrigger bool) bool {
+	return pself.Sprite.CheckCollisionWithPoint(flipY(point), isTrigger)
+}
+
+// extra wrap functions
+func (pself *Sprite) GetLastMotion() Vec2 {
+	return flipY(pself.Sprite.GetLastMotion())
+}
+
+func (pself *Sprite) GetPositionDelta() Vec2 {
+	return flipY(pself.Sprite.GetPositionDelta())
+}
+
+func (pself *Sprite) GetFloorNormal() Vec2 {
+	return flipY(pself.Sprite.GetFloorNormal())
+}
+
+func (pself *Sprite) GetWallNormal() Vec2 {
+	return flipY(pself.Sprite.GetWallNormal())
+}
+
+func (pself *Sprite) GetRealVelocity() Vec2 {
+	return flipY(pself.Sprite.GetRealVelocity())
+}
+
+func (pself *Sprite) SetAnimOffset(offset Vec2) {
+	pself.Sprite.SetAnimOffset(flipY(offset))
+}
+
+func (pself *Sprite) GetAnimOffset() Vec2 {
+	return flipY(pself.Sprite.GetAnimOffset())
+}
+
 // ============================================================================
 // SpriteMgr Coordinate Adapters
 // ============================================================================
@@ -83,6 +152,18 @@ func (pself *SpriteMgrImpl) GetAnimOffset(obj gdx.Object) Vec2 {
 	return flipY(pself.spriteMgrImpl.GetAnimOffset(obj))
 }
 
+func (pself *SpriteMgrImpl) AddImpulse(obj gdx.Object, impulse Vec2) {
+	pself.spriteMgrImpl.AddImpulse(obj, flipY(impulse))
+}
+
+func (pself *SpriteMgrImpl) GetGravity(obj gdx.Object) float64 {
+	return -pself.spriteMgrImpl.GetGravity(obj)
+}
+
+func (pself *SpriteMgrImpl) SetGravity(obj gdx.Object, gravity float64) {
+	pself.spriteMgrImpl.SetGravity(obj, -gravity)
+}
+
 // ============================================================================
 // SceneMgr Coordinate Adapters
 // ============================================================================