Exemplo n.º 1
0
        /// <summary>
        /// Load animation from config asset, based on animation identifier.
        /// </summary>
        /// <param name="identifier">Animation identifier.</param>
        /// <param name="config">Config asset to load from.</param>
        /// <remarks>Config must contain a section called 'anim_xxx', where xxx is this animation's unique identifier.
        /// Under this section, we should have the following keys:
        ///     - repeats = true / false - does this animation loops, or remain stuck on last step after done?
        ///     - steps_count = how many steps we have in this animation.
        ///     - setp_x_duration[x is step index] = duration, in seconds, of this animation step.
        ///     - setp_x_source[x is step index] = index in spritesheet file, format is: "x,y".
        /// For more info, check out demo_spritesheet.ini in test assets folder.</remarks>
        public SpriteAnimation(string identifier, ConfigAsset config)
        {
            // set identifier
            Identifier = identifier;

            // get general stuff
            string section = "anim_" + identifier;

            Repeats = config.GetBool(section, "repeats");
            int steps = config.GetInt(section, "steps_count", -1);

            // sanity
            if (steps < 0)
            {
                throw new Exception($"Missing animation {identifier} section in config file, or missing 'steps_count' key!");
            }

            // load all steps
            for (int i = 0; i < steps; ++i)
            {
                string prefix   = "step_" + i.ToString();
                float  duration = config.GetFloat(section, prefix + "_duration");
                PointI index    = PointI.FromString(config.GetStr(section, prefix + "_source"));
                AddStep(new SpriteAnimationStep()
                {
                    Duration = duration, Index = index
                });
            }
        }
Exemplo n.º 2
0
        /// <summary>
        /// Load animation from config asset, based on animation identifier.
        /// </summary>
        /// <param name="identifier">Animation identifier.</param>
        /// <param name="config">Config asset to load from.</param>
        /// <remarks>Config must contain a section called 'anim_xxx', where xxx is this animation's unique identifier.
        /// Under this section, we should have the following keys:
        ///     - repeats = true / false - does this animation loops, or remain stuck on last step after done?
        ///     - steps_count = how many steps we have in this animation.
        ///     - setp_x_duration [x is step index] = duration, in seconds, of this animation step.
        ///     - setp_x_source [x is step index] = index in spritesheet file, format is: "x,y".
        ///     - step_x_tag [x is step index] = optional tag to attach to this step.
        /// For more info, check out demo_spritesheet.ini in test assets folder.</remarks>
        public SpriteAnimation(string identifier, ConfigAsset config)
        {
            // set identifier
            Identifier = identifier;

            // get general stuff
            string section = "anim_" + identifier;

            Repeats = config.GetBool(section, "repeats");
            int steps = config.GetInt(section, "steps_count", -1);

            // sanity
            if (steps < 0)
            {
                throw new Exception($"Missing animation {identifier} section in config file, or missing 'steps_count' key!");
            }

            // load all steps
            for (int i = 0; i < steps; ++i)
            {
                string prefix = "step_" + i.ToString();

                // read duration
                float duration = config.GetFloat(section, prefix + "_duration", -100f);
                if (duration == -100f)
                {
                    throw new FormatException($"Missing or invalid duration value for step {i} in animation '{identifier}'.");
                }

                // read source index
                PointI index = config.GetPointI(section, prefix + "_source", new PointI(-100, -100));
                if (index.X == -100f)
                {
                    throw new FormatException($"Missing or invalid source value for step {i} in animation '{identifier}'.");
                }

                // read optional tag and add step
                string tag = config.GetStr(section, prefix + "_tag", null);
                AddStep(new SpriteAnimationStep()
                {
                    Duration = duration, Index = index, Tag = tag
                });
            }
        }