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@ -29,6 +29,11 @@ Function.prototype.inheritsFrom = function(parentObject)
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this.message = message;
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}
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var /*Exception*/ Warning = this.Warning = function(message)
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{
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this.message = message;
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}
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var /*Exception*/ ResourceException = this.ResourceException = function(message, resource, action)
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{
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this.resource = resource;
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@ -37,23 +42,104 @@ Function.prototype.inheritsFrom = function(parentObject)
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}
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ResourceException.inheritsFrom(Exception);
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var /*Exception*/ ResourceWarning = this.ResourceWarning = function(message, resource, action)
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{
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this.resource = resource;
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this.message = message;
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this.action = action;
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}
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ResourceWarning.inheritsFrom(Warning);
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var /*Class*/ Player = this.Player = function()
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{
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this.credits = 0; /* Integer */
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this.health = 1; /* Fraction */
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this.resources = {}; /* Associative array -> Integer */
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this.resources = {}; /* Associative array -> Resource */
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this.InitializeResource = function(resource, negative_allowed, min, max)
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{
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var resource_object = new Resource();
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resource_object.name = resource;
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if(negative_allowed !== undefined)
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{
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resource_object.negative_allowed = negative_allowed;
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}
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if(min !== undefined)
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{
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resource_object.minimum = min;
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}
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if(min !== undefined)
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{
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resource_object.maximum = max;
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}
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if(min != null && min > 0)
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{
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/* Set current amount of units to minimum boundary. */
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resource_object.value = min;
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}
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this.resources[resource] = resource_object;
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}
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this.TakeResource = function(resource, amount)
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{
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if(this.resources[resource])
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{
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this.resources[resource] -= amount;
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resource_object = this.resources[resource];
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if(resource_object.value - amount < 0 && resource_object.negative_allowed == false)
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{
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throw new ResourceException("There are not enough units of this resource available.", resource, "take");
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}
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else if(resource_object.minimum != null && resource_object.value - amount < resource_object.minimum)
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{
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throw new ResourceException("Taking away this many units will violate the lower resource boundary.", resource, "take");
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}
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else
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{
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resource_object.value -= amount;
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}
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}
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else
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{
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throw new ResourceException("This resource does not exist.", resource, "take");
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}
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}
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this.GiveResource = function(resource, amount)
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{
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if(this.resources[resource])
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{
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resource_object = this.resources[resource];
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if(resource_object.maximum != null && resource_object.value + amount > resource_object.maximum)
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{
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resource_object.value = resource_object.maximum;
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throw new ResourceWarning("The upper boundary of the resource was reached.", resource, "give");
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}
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else
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{
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resource_object.value += amount;
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}
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}
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else
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{
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throw new ResourceException("This resource does not exist.", resource, "give");
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}
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}
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}
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var /*Class*/ Resource = this.Resource = function()
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{
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this.name = "Unnamed resource";
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this.negative_allowed = false;
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this.minimum = null;
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this.maximum = null;
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this.value = 0;
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}
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var point_distance = this.point_distance = function(x1, y1, x2, y2)
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