102 lines
3.0 KiB
JavaScript
102 lines
3.0 KiB
JavaScript
function HeartManager() {
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this.countHearts = HeartManager.DEFAULT_COUNT;
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this.countMaxHearts = HeartManager.DEFAULT_COUNT;
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this.onChangeCountListeners = [];
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this.onChangeMaxCountListeners = [];
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this.onChangeGameOverListeners = [];
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}
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HeartManager.prototype.callListener = function(functionArray) {
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if(functionArray.length > 0) {
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for(var i = 0; i < functionArray.length; i++) {
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functionArray[i](this.score);
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}
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}
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}
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HeartManager.prototype.addOnChangeCountListener = function(onChangeFunction) {
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this.onChangeCountListeners.push(onChangeFunction);
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}
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HeartManager.prototype.removeOnChangeCountListener = function(onChangeFunction) {
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var itemIndex = this.onChangeCountListeners.indexOf(onChangeFunction);
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if(itemIndex > -1)
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this.onChangeCountListeners.splice(itemIndex, 1);
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}
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HeartManager.prototype.addOnChangeMaxCountListener = function(onChangeMaxFunction) {
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this.onChangeMaxCountListeners.push(onChangeMaxFunction);
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}
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HeartManager.prototype.removeOnChangeMaxCountListener = function(onChangeMaxFunction) {
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var itemIndex = this.onChangeMaxCountListeners.indexOf(onChangeMaxFunction);
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if(itemIndex > -1)
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this.onChangeMaxCountListeners.splice(itemIndex, 1);
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}
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HeartManager.prototype.addOnChangeGameOverListener = function(onChangeGameOverFunction) {
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this.onChangeGameOverListeners.push(onChangeGameOverFunction);
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}
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HeartManager.prototype.removeOnChangeHighScoreListener = function(onChangeGameOverFunction) {
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var itemIndex = this.onChangeGameOverListeners.indexOf(onChangeGameOverFunction);
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if(itemIndex > -1)
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this.onChangeGameOverListeners.splice(itemIndex, 1);
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}
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HeartManager.prototype.removeAllListeners = function() {
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this.onChangeCountListeners = [];
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this.onChangeMaxCountListeners = [];
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this.onChangeGameOverListeners = [];
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}
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HeartManager.prototype.setCount = function(amount) {
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var beforeCountHearts = this.countHearts;
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this.countHearts = amount;
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if(this.countHearts < 0)
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this.countHearts = 0;
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else if(this.countHearts > this.countMaxHearts)
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this.countHearts = this.countMaxHearts;
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if(beforeCountHearts !== this.countHearts)
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this.callListener(this.onChangeCountListeners);
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if(this.countHearts === 0)
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this.callListener(this.onChangeGameOverListeners);
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}
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HeartManager.prototype.getCount = function() {
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return this.countHearts;
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}
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HeartManager.prototype.setMaxCount = function(amount) {
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var beforeCountHearts = this.countMaxHearts;
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this.countMaxHearts = amount;
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if(this.countMaxHearts > HeartManager.HEART_MAX_COUNT)
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this.countMaxHearts = HeartManager.HEART_MAX_COUNT;
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if(beforeCountHearts !== this.countMaxHearts)
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this.callListener(this.onChangeMaxCountListeners);
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if(this.countHearts > this.countMaxHearts)
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this.setCount(this.countMaxHearts);
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}
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HeartManager.prototype.getMaxCount = function() {
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return this.countMaxHearts;
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}
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HeartManager.prototype.addHearts = function(amount) {
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this.setCount(this.countHearts + amount);
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}
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HeartManager.prototype.breakHearts = function(amount) {
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this.addHearts(-1 * amount);
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}
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HeartManager.DEFAULT_COUNT = 3;
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HeartManager.HEART_MAX_COUNT = 5; |