Esempio n. 1
0
        public static StaticObject parseFrom(StreamReader input, SpriteSheetCollection spriteSheets)
        {
            if (input == null || spriteSheets == null)
            {
                return(null);
            }

            // get the object's position
            Variable position = Variable.parseFrom(input.ReadLine());

            if (position == null || !position.id.Equals("Position", StringComparison.OrdinalIgnoreCase))
            {
                return(null);
            }

            // Get the layer depth of this sprite
            Variable layerDepth = Variable.parseFrom(input.ReadLine());

            if (layerDepth == null || !layerDepth.id.Equals("LayerDepth", StringComparison.OrdinalIgnoreCase))
            {
                return(null);
            }

            // get the sprite's name
            Variable spriteName = Variable.parseFrom(input.ReadLine());

            if (spriteName == null || !spriteName.id.Equals("Sprite Name", StringComparison.OrdinalIgnoreCase))
            {
                return(null);
            }

            // get the name of the spritesheet in which the sprite is found
            Variable spriteSheetName = Variable.parseFrom(input.ReadLine());

            if (spriteSheetName == null || !spriteSheetName.id.Equals("SpriteSheet Name", StringComparison.OrdinalIgnoreCase))
            {
                return(null);
            }

            // get the object's sprite
            SpriteSheet spriteSheet = spriteSheets.getSpriteSheet(spriteSheetName.value);

            if (spriteSheet == null)
            {
                return(null);
            }
            Sprite sprite = spriteSheet.getSprite(spriteName.value);

            if (sprite == null)
            {
                return(null);
            }

            // parse the sprite's position
            String[] positionData = position.value.Split(',');
            if (positionData.Length != 2)
            {
                return(null);
            }

            Vector2 newPosition;

            try {
                newPosition.X = Int32.Parse(positionData[0]);
                newPosition.Y = Int32.Parse(positionData[1]);
            }
            catch (Exception) { return(null); }

            // create the object
            StaticObject newObject = new StaticObject(newPosition, sprite);

            newObject.sprite.m_SpriteDepth = float.Parse(layerDepth.value);
            newObject.updateInitialValues();

            return(newObject);
        }