angular-autolayout.min.js

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b=new a.Expression;return b.initializeFromHash(this.constant,this.terms),b},times:function(b){if("number"==typeof b)return this.clone().multiplyMe(b);if(this.isConstant)return b.times(this.constant);if(b.isConstant)return this.times(b.constant);throw new a.NonExpression},plus:function(b){return b instanceof a.Expression?this.clone().addExpression(b,1):b instanceof a.Variable?this.clone().addVariable(b,1):void 0},minus:function(b){return b instanceof a.Expression?this.clone().addExpression(b,-1):b instanceof a.Variable?this.clone().addVariable(b,-1):void 0},divide:function(b){if("number"==typeof b){if(a.approx(b,0))throw new a.NonExpression;return this.times(1/b)}if(b instanceof a.Expression){if(!b.isConstant)throw new a.NonExpression;return this.times(1/b.constant)}},addExpression:function(b,c,d,e){return b instanceof a.AbstractVariable&&(b=new a.Expression(b),a.trace&&console.log("addExpression: Had to cast a var to an 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f=this.setVariable.bind(this),g=this.terms,h=g.get(b);g.delete(b),this.constant+=h*c.constant,c.terms.each(function(b,c){var i=g.get(b);if(i){var j=i+h*c;a.approx(j,0)?(e.noteRemovedVariable(b,d),g.delete(b)):f(b,j)}else f(b,h*c),e&&e.noteAddedVariable(b,d)}),a.trace&&a.traceprint("Now this is "+this)},changeSubject:function(a,b){this.setVariable(a,this.newSubject(b))},newSubject:function(b){a.trace&&a.fnenterprint("newSubject:"+b);var c=1/this.terms.get(b);return this.terms.delete(b),this.multiplyMe(-c),c},coefficientFor:function(a){return this.terms.get(a)||0},get isConstant(){return 0==this.terms.size},toString:function(){var b="",c=!1;if(!a.approx(this.constant,0)||this.isConstant){if(b+=this.constant,this.isConstant)return b;c=!0}return this.terms.each(function(a,d){c&&(b+=" + "),b+=d+"*"+a,c=!0}),b},equals:function(b){return b===this?!0:b instanceof a.Expression&&b.constant===this.constant&&b.terms.equals(this.terms)},Plus:function(a,b){return a.plus(b)},Minus:function(a,b){return a.minus(b)},Times:function(a,b){return a.times(b)},Divide:function(a,b){return a.divide(b)}})}(this.c||module.parent.exports||{}),function(a){"use strict";a.AbstractConstraint=a.inherit({initialize:function(b,c){this.hashCode=a._inc(),this.strength=b||a.Strength.required,this.weight=c||1},isEditConstraint:!1,isInequality:!1,isStayConstraint:!1,get required(){return this.strength===a.Strength.required},toString:function(){return this.strength+" {"+this.weight+"} ("+this.expression+")"}});var b=a.AbstractConstraint.prototype.toString,c=function(b,c,d){a.AbstractConstraint.call(this,c||a.Strength.strong,d),this.variable=b,this.expression=new a.Expression(b,-1,b.value)};a.EditConstraint=a.inherit({"extends":a.AbstractConstraint,initialize:function(){c.apply(this,arguments)},isEditConstraint:!0,toString:function(){return"edit:"+b.call(this)}}),a.StayConstraint=a.inherit({"extends":a.AbstractConstraint,initialize:function(){c.apply(this,arguments)},isStayConstraint:!0,toString:function(){return"stay:"+b.call(this)}});var d=a.Constraint=a.inherit({"extends":a.AbstractConstraint,initialize:function(b,c,d){a.AbstractConstraint.call(this,c,d),this.expression=b}});a.Inequality=a.inherit({"extends":a.Constraint,_cloneOrNewCle:function(b){return b.clone?b.clone():new a.Expression(b)},initialize:function(b,c,e,f,g){var h=b instanceof a.Expression,i=e instanceof a.Expression,j=b instanceof a.AbstractVariable,k=e instanceof a.AbstractVariable,l="number"==typeof b,m="number"==typeof e;if((h||l)&&k){var n=b,o=c,p=e,q=f,r=g;if(d.call(this,this._cloneOrNewCle(n),q,r),o==a.LEQ)this.expression.multiplyMe(-1),this.expression.addVariable(p);else{if(o!=a.GEQ)throw new a.InternalError("Invalid operator in c.Inequality constructor");this.expression.addVariable(p,-1)}}else if(j&&(i||m)){var n=e,o=c,p=b,q=f,r=g;if(d.call(this,this._cloneOrNewCle(n),q,r),o==a.GEQ)this.expression.multiplyMe(-1),this.expression.addVariable(p);else{if(o!=a.LEQ)throw new a.InternalError("Invalid operator in c.Inequality constructor");this.expression.addVariable(p,-1)}}else{if(h&&m){var s=b,o=c,t=e,q=f,r=g;if(d.call(this,this._cloneOrNewCle(s),q,r),o==a.LEQ)this.expression.multiplyMe(-1),this.expression.addExpression(this._cloneOrNewCle(t));else{if(o!=a.GEQ)throw new a.InternalError("Invalid operator in c.Inequality constructor");this.expression.addExpression(this._cloneOrNewCle(t),-1)}return this}if(l&&i){var s=e,o=c,t=b,q=f,r=g;if(d.call(this,this._cloneOrNewCle(s),q,r),o==a.GEQ)this.expression.multiplyMe(-1),this.expression.addExpression(this._cloneOrNewCle(t));else{if(o!=a.LEQ)throw new a.InternalError("Invalid operator in c.Inequality constructor");this.expression.addExpression(this._cloneOrNewCle(t),-1)}return this}if(h&&i){var s=b,o=c,t=e,q=f,r=g;if(d.call(this,this._cloneOrNewCle(t),q,r),o==a.GEQ)this.expression.multiplyMe(-1),this.expression.addExpression(this._cloneOrNewCle(s));else{if(o!=a.LEQ)throw new a.InternalError("Invalid operator in c.Inequality constructor");this.expression.addExpression(this._cloneOrNewCle(s),-1)}}else{if(h)return d.call(this,b,c,e);if(c==a.GEQ)d.call(this,new a.Expression(e),f,g),this.expression.multiplyMe(-1),this.expression.addVariable(b);else{if(c!=a.LEQ)throw new a.InternalError("Invalid operator in c.Inequality constructor");d.call(this,new a.Expression(e),f,g),this.expression.addVariable(b,-1)}}}},isInequality:!0,toString:function(){return d.prototype.toString.call(this)+" >= 0) id: "+this.hashCode}}),a.Equation=a.inherit({"extends":a.Constraint,initialize:function(b,c,e,f){if(b instanceof a.Expression&&!c||c instanceof a.Strength)d.call(this,b,c,e);else if(b instanceof a.AbstractVariable&&c instanceof a.Expression){var g=b,h=c,i=e,j=f;d.call(this,h.clone(),i,j),this.expression.addVariable(g,-1)}else if(b instanceof a.AbstractVariable&&"number"==typeof c){var g=b,k=c,i=e,j=f;d.call(this,new a.Expression(k),i,j),this.expression.addVariable(g,-1)}else if(b instanceof a.Expression&&c instanceof a.AbstractVariable){var h=b,g=c,i=e,j=f;d.call(this,h.clone(),i,j),this.expression.addVariable(g,-1)}else{if(!(b instanceof a.Expression||b instanceof a.AbstractVariable||"number"==typeof b)||!(c instanceof a.Expression||c instanceof a.AbstractVariable||"number"==typeof c))throw"Bad initializer to c.Equation";b=b instanceof a.Expression?b.clone():new a.Expression(b),c=c instanceof a.Expression?c.clone():new a.Expression(c),d.call(this,b,e,f),this.expression.addExpression(c,-1)}a.assert(this.strength instanceof a.Strength,"_strength not set")},toString:function(){return d.prototype.toString.call(this)+" = 0)"}})}(this.c||module.parent.exports||{}),function(a){"use strict";a.EditInfo=a.inherit({initialize:function(a,b,c,d,e){this.constraint=a,this.editPlus=b,this.editMinus=c,this.prevEditConstant=d,this.index=e},toString:function(){return"<cn="+this.constraint+", ep="+this.editPlus+", em="+this.editMinus+", pec="+this.prevEditConstant+", index="+this.index+">"}})}(this.c||module.parent.exports||{}),function(a){"use strict";a.Tableau=a.inherit({initialize:function(){this.columns=new a.HashTable,this.rows=new a.HashTable,this._infeasibleRows=new a.HashSet,this._externalRows=new a.HashSet,this._externalParametricVars=new a.HashSet},noteRemovedVariable:function(b,c){a.trace&&console.log("c.Tableau::noteRemovedVariable: ",b,c);var d=this.columns.get(b);c&&d&&d.delete(c)},noteAddedVariable:function(a,b){b&&this.insertColVar(a,b)},getInternalInfo:function(){var a="Tableau Information:\n";return a+="Rows: "+this.rows.size,a+=" (= "+(this.rows.size-1)+" constraints)",a+="\nColumns: "+this.columns.size,a+="\nInfeasible Rows: "+this._infeasibleRows.size,a+="\nExternal basic variables: "+this._externalRows.size,a+="\nExternal parametric variables: ",a+=this._externalParametricVars.size,a+="\n"},toString:function(){var a="Tableau:\n";return this.rows.each(function(b,c){a+=b,a+=" <==> ",a+=c,a+="\n"}),a+="\nColumns:\n",a+=this.columns,a+="\nInfeasible rows: ",a+=this._infeasibleRows,a+="External basic variables: ",a+=this._externalRows,a+="External parametric variables: ",a+=this._externalParametricVars},insertColVar:function(b,c){var d=this.columns.get(b);d||(d=new a.HashSet,this.columns.set(b,d)),d.add(c)},addRow:function(b,c){a.trace&&a.fnenterprint("addRow: "+b+", "+c),this.rows.set(b,c),c.terms.each(function(a){this.insertColVar(a,b),a.isExternal&&this._externalParametricVars.add(a)},this),b.isExternal&&this._externalRows.add(b),a.trace&&a.traceprint(""+this)},removeColumn:function(b){a.trace&&a.fnenterprint("removeColumn:"+b);var c=this.columns.get(b);c?(this.columns.delete(b),c.each(function(a){var c=this.rows.get(a);c.terms.delete(b)},this)):a.trace&&console.log("Could not find var",b,"in columns"),b.isExternal&&(this._externalRows.delete(b),this._externalParametricVars.delete(b))},removeRow:function(b){a.trace&&a.fnenterprint("removeRow:"+b);var c=this.rows.get(b);return a.assert(null!=c),c.terms.each(function(c){var d=this.columns.get(c);null!=d&&(a.trace&&console.log("removing from varset:",b),d.delete(b))},this),this._infeasibleRows.delete(b),b.isExternal&&this._externalRows.delete(b),this.rows.delete(b),a.trace&&a.fnexitprint("returning "+c),c},substituteOut:function(b,c){a.trace&&a.fnenterprint("substituteOut:"+b+", "+c),a.trace&&a.traceprint(""+this);var d=this.columns.get(b);d.each(function(a){var d=this.rows.get(a);d.substituteOut(b,c,a,this),a.isRestricted&&0>d.constant&&this._infeasibleRows.add(a)},this),b.isExternal&&(this._externalRows.add(b),this._externalParametricVars.delete(b)),this.columns.delete(b)},columnsHasKey:function(a){return!!this.columns.get(a)}})}(this.c||module.parent.exports||{}),function(a){var b=a.Tableau,c=b.prototype,d=1e-8,e=a.Strength.weak;a.SimplexSolver=a.inherit({"extends":a.Tableau,initialize:function(){a.Tableau.call(this),this._stayMinusErrorVars=[],this._stayPlusErrorVars=[],this._errorVars=new a.HashTable,this._markerVars=new a.HashTable,this._objective=new a.ObjectiveVariable({name:"Z"}),this._editVarMap=new a.HashTable,this._editVarList=[],this._slackCounter=0,this._artificialCounter=0,this._dummyCounter=0,this.autoSolve=!0,this._fNeedsSolving=!1,this._optimizeCount=0,this.rows.set(this._objective,new a.Expression),this._stkCedcns=[0],a.trace&&a.traceprint("objective expr == "+this.rows.get(this._objective))},addLowerBound:function(b,c){var d=new a.Inequality(b,a.GEQ,new a.Expression(c));return this.addConstraint(d)},addUpperBound:function(b,c){var d=new a.Inequality(b,a.LEQ,new a.Expression(c));return this.addConstraint(d)},addBounds:function(a,b,c){return this.addLowerBound(a,b),this.addUpperBound(a,c),this},add:function(){for(var a=0;arguments.length>a;a++)this.addConstraint(arguments[a]);return this},addConstraint:function(b){a.trace&&a.fnenterprint("addConstraint: "+b);var c=Array(2),d=Array(1),e=this.newExpression(b,c,d);if(d=d[0],this.tryAddingDirectly(e)||this.addWithArtificialVariable(e),this._fNeedsSolving=!0,b.isEditConstraint){var f=this._editVarMap.size,g=c[0],h=c[1];!g instanceof a.SlackVariable&&console.warn("cvEplus not a slack variable =",g),!h instanceof a.SlackVariable&&console.warn("cvEminus not a slack variable =",h),a.debug&&console.log("new c.EditInfo("+b+", "+g+", "+h+", "+d+", "+f+")");var i=new a.EditInfo(b,g,h,d,f);this._editVarMap.set(b.variable,i),this._editVarList[f]={v:b.variable,info:i}}return this.autoSolve&&(this.optimize(this._objective),this._setExternalVariables()),this},addConstraintNoException:function(b){a.trace&&a.fnenterprint("addConstraintNoException: "+b);try{return this.addConstraint(b),!0}catch(c){return!1}},addEditVar:function(b,c){return a.trace&&a.fnenterprint("addEditVar: "+b+" @ "+c),this.addConstraint(new a.EditConstraint(b,c||a.Strength.strong))},beginEdit:function(){return a.assert(this._editVarMap.size>0,"_editVarMap.size > 0"),this._infeasibleRows.clear(),this._resetStayConstants(),this._stkCedcns.push(this._editVarMap.size),this},endEdit:function(){return a.assert(this._editVarMap.size>0,"_editVarMap.size > 0"),this.resolve(),this._stkCedcns.pop(),this.removeEditVarsTo(this._stkCedcns[this._stkCedcns.length-1]),this},removeAllEditVars:function(){return this.removeEditVarsTo(0)},removeEditVarsTo:function(b){try{for(var c=this._editVarList.length,d=b;c>d;d++)this._editVarList[d]&&this.removeConstraint(this._editVarMap.get(this._editVarList[d].v).constraint);return this._editVarList.length=b,a.assert(this._editVarMap.size==b,"_editVarMap.size == n"),this}catch(e){throw new a.InternalError("Constraint not found in removeEditVarsTo")}},addPointStays:function(b){return a.trace&&console.log("addPointStays",b),b.forEach(function(a,b){this.addStay(a.x,e,Math.pow(2,b)),this.addStay(a.y,e,Math.pow(2,b))},this),this},addStay:function(b,c,d){var f=new a.StayConstraint(b,c||e,d||1);return this.addConstraint(f)},removeConstraint:function(a){return this.removeConstraintInternal(a),this},removeConstraintInternal:function(b){a.trace&&a.fnenterprint("removeConstraintInternal: "+b),a.trace&&a.traceprint(""+this),this._fNeedsSolving=!0,this._resetStayConstants();var c=this.rows.get(this._objective),d=this._errorVars.get(b);a.trace&&a.traceprint("eVars == "+d),null!=d&&d.each(function(e){var f=this.rows.get(e);null==f?c.addVariable(e,-b.weight*b.strength.symbolicWeight.value,this._objective,this):c.addExpression(f,-b.weight*b.strength.symbolicWeight.value,this._objective,this),a.trace&&a.traceprint("now eVars == "+d)},this);var e=this._markerVars.get(b);if(this._markerVars.delete(b),null==e)throw new a.InternalError("Constraint not found in removeConstraintInternal");if(a.trace&&a.traceprint("Looking to remove var "+e),null==this.rows.get(e)){var f=this.columns.get(e);a.trace&&a.traceprint("Must pivot -- columns are "+f);var g=null,h=0;f.each(function(b){if(b.isRestricted){var c=this.rows.get(b),d=c.coefficientFor(e);if(a.trace&&a.traceprint("Marker "+e+"'s coefficient in "+c+" is "+d),0>d){var f=-c.constant/d;(null==g||h>f||a.approx(f,h)&&b.hashCode<g.hashCode)&&(h=f,g=b)}}},this),null==g&&(a.trace&&a.traceprint("exitVar is still null"),f.each(function(a){if(a.isRestricted){var b=this.rows.get(a),c=b.coefficientFor(e),d=b.constant/c;(null==g||h>d)&&(h=d,g=a)}},this)),null==g&&(0==f.size?this.removeColumn(e):f.escapingEach(function(a){return a!=this._objective?(g=a,{brk:!0}):void 0},this)),null!=g&&this.pivot(e,g)}if(null!=this.rows.get(e)&&this.removeRow(e),null!=d&&d.each(function(a){a!=e&&this.removeColumn(a)},this),b.isStayConstraint){if(null!=d)for(var i=0;this._stayPlusErrorVars.length>i;i++)d.delete(this._stayPlusErrorVars[i]),d.delete(this._stayMinusErrorVars[i])}else if(b.isEditConstraint){a.assert(null!=d,"eVars != null");var j=this._editVarMap.get(b.variable);this.removeColumn(j.editMinus),this._editVarMap.delete(b.variable)}return null!=d&&this._errorVars.delete(d),this.autoSolve&&(this.optimize(this._objective),this._setExternalVariables()),this},reset:function(){throw a.trace&&a.fnenterprint("reset"),new a.InternalError("reset not implemented")},resolveArray:function(b){a.trace&&a.fnenterprint("resolveArray"+b);var c=b.length;this._editVarMap.each(function(a,d){var e=d.index;c>e&&this.suggestValue(a,b[e])},this),this.resolve()},resolvePair:function(a,b){this.suggestValue(this._editVarList[0].v,a),this.suggestValue(this._editVarList[1].v,b),this.resolve()},resolve:function(){a.trace&&a.fnenterprint("resolve()"),this.dualOptimize(),this._setExternalVariables(),this._infeasibleRows.clear(),this._resetStayConstants()},suggestValue:function(b,c){a.trace&&console.log("suggestValue("+b+", "+c+")");var d=this._editVarMap.get(b);if(!d)throw new a.Error("suggestValue for variable "+b+", but var is not an edit variable");var e=c-d.prevEditConstant;return d.prevEditConstant=c,this.deltaEditConstant(e,d.editPlus,d.editMinus),this},solve:function(){return this._fNeedsSolving&&(this.optimize(this._objective),this._setExternalVariables()),this},setEditedValue:function(b,c){if(!this.columnsHasKey(b)&&null==this.rows.get(b))return b.value=c,this;if(!a.approx(c,b.value)){this.addEditVar(b),this.beginEdit();try{this.suggestValue(b,c)}catch(d){throw new a.InternalError("Error in setEditedValue")}this.endEdit()}return this},addVar:function(b){if(!this.columnsHasKey(b)&&null==this.rows.get(b)){try{this.addStay(b)}catch(c){throw new a.InternalError("Error in addVar -- required failure is impossible")}a.trace&&a.traceprint("added initial stay on "+b)}return this},getInternalInfo:function(){var a=c.getInternalInfo.call(this);return a+="\nSolver info:\n",a+="Stay Error Variables: ",a+=this._stayPlusErrorVars.length+this._stayMinusErrorVars.length,a+=" ("+this._stayPlusErrorVars.length+" +, ",a+=this._stayMinusErrorVars.length+" -)\n",a+="Edit Variables: "+this._editVarMap.size,a+="\n"},getDebugInfo:function(){return""+this+this.getInternalInfo()+"\n"},toString:function(){var a=c.getInternalInfo.call(this);return a+="\n_stayPlusErrorVars: ",a+="["+this._stayPlusErrorVars+"]",a+="\n_stayMinusErrorVars: 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null"),this.removeColumn(c),this.removeRow(d)},tryAddingDirectly:function(b){a.trace&&a.fnenterprint("tryAddingDirectly: "+b);var c=this.chooseSubject(b);return null==c?(a.trace&&a.fnexitprint("returning false"),!1):(b.newSubject(c),this.columnsHasKey(c)&&this.substituteOut(c,b),this.addRow(c,b),a.trace&&a.fnexitprint("returning true"),!0)},chooseSubject:function(b){a.trace&&a.fnenterprint("chooseSubject: "+b);var c=null,d=!1,e=!1,f=b.terms,g=f.escapingEach(function(a,b){if(d){if(!a.isRestricted&&!this.columnsHasKey(a))return{retval:a}}else if(a.isRestricted){if(!e&&!a.isDummy&&0>b){var f=this.columns.get(a);(null==f||1==f.size&&this.columnsHasKey(this._objective))&&(c=a,e=!0)}}else c=a,d=!0},this);if(g&&void 0!==g.retval)return g.retval;if(null!=c)return c;var h=0,g=f.escapingEach(function(a,b){return a.isDummy?void(this.columnsHasKey(a)||(c=a,h=b)):{retval:null}},this);if(g&&void 0!==g.retval)return g.retval;if(!a.approx(b.constant,0))throw new a.RequiredFailure;return h>0&&b.multiplyMe(-1),c},deltaEditConstant:function(b,c,d){a.trace&&a.fnenterprint("deltaEditConstant :"+b+", "+c+", "+d);var e=this.rows.get(c);if(null!=e)return e.constant+=b,void(0>e.constant&&this._infeasibleRows.add(c));var f=this.rows.get(d);if(null!=f)return f.constant+=-b,void(0>f.constant&&this._infeasibleRows.add(d));var g=this.columns.get(d);g||console.log("columnVars is null -- tableau is:\n"+this),g.each(function(a){var c=this.rows.get(a),e=c.coefficientFor(d);c.constant+=e*b,a.isRestricted&&0>c.constant&&this._infeasibleRows.add(a)},this)},dualOptimize:function(){a.trace&&a.fnenterprint("dualOptimize:");for(var b=this.rows.get(this._objective);this._infeasibleRows.size;){var c=this._infeasibleRows.values()[0];this._infeasibleRows.delete(c);var d=null,e=this.rows.get(c);if(e&&0>e.constant){var f,g=Number.MAX_VALUE,h=e.terms;if(h.each(function(c,e){if(e>0&&c.isPivotable){var h=b.coefficientFor(c);f=h/e,(g>f||a.approx(f,g)&&c.hashCode<d.hashCode)&&(d=c,g=f)}}),g==Number.MAX_VALUE)throw new a.InternalError("ratio == nil (MAX_VALUE) in dualOptimize");this.pivot(d,c)}}},newExpression:function(b,c,d){a.trace&&(a.fnenterprint("newExpression: "+b),a.traceprint("cn.isInequality == "+b.isInequality),a.traceprint("cn.required == "+b.required));var e=b.expression,f=new a.Expression(e.constant),g=new a.SlackVariable,h=new a.DummyVariable,i=new a.SlackVariable,j=new a.SlackVariable,k=e.terms;if(k.each(function(a,b){var c=this.rows.get(a);c?f.addExpression(c,b):f.addVariable(a,b)},this),b.isInequality){if(a.trace&&a.traceprint("Inequality, adding slack"),++this._slackCounter,g=new a.SlackVariable({value:this._slackCounter,prefix:"s"}),f.setVariable(g,-1),this._markerVars.set(b,g),!b.required){++this._slackCounter,i=new a.SlackVariable({value:this._slackCounter,prefix:"em"}),f.setVariable(i,1);
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e=this;e.standardSpace=8,e.autolayoutInstanceDataKey="$autolayout",e.autolayoutChildElementExpressionsDataKey="$autolayoutExpressions",e.autolayoutContainerElementExpressionsDataKey="$autolayoutContainerExpressions",e.varUID=function(){return"v"+d++},e.relations={equal:function(a,c,d){var e;return e=d?new b.Equation(a,c,new b.Strength("priority",0,0,d)):new b.Equation(a,c,b.Strength.required)},greaterOrEqual:function(a,c,d){var e;return e=d?new b.Inequality(a,b.GEQ,c,new b.Strength("priority",0,0,d)):new b.Inequality(a,b.GEQ,c,b.Strength.required)},lessOrEqual:function(a,c,d){var e;return e=d?new b.Inequality(a,b.LEQ,c,new b.Strength("priority",0,0,d)):new b.Inequality(a,b.LEQ,c,b.Strength.required)}},e.attributeConverters={top:{create:function(a,c,d){var f=a.getBoundingClientRect().top-c.getBoundingClientRect().top,g=new b.Variable({name:(a.id||e.varUID())+".top",value:f});return 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p=g.cascade[n].constraints;if(p&&p.length)for(var o={element:document.getElementById(g.cascade[n].view),attribute:"vertical"==g.orientation?"height":"width"},q=0;q<p.length;q++){a=angular.extend({},o,p[q]),a.view&&(a.toElement=document.getElementById(a.view),a.toAttribute=a.attribute,a.constant=0,delete a.view);try{f=f.concat(this.addConstraint(a))}catch(r){throw r instanceof b.RequiredFailure?i(a.$parserOffset):r}}}return f}if(!angular.isObject(a))throw new Error("A constraint object argument is required.");if(!a.element&&!a.toElement)throw new Error("A from or to element is required.");if(a.element&&!a.attribute)throw new Error("An `attribute` for `element` is required.");if(a.toElement&&!a.toAttribute)throw new Error("A `toAttribute` for `toElement` is required.");if(!a.relation)throw new Error("A `relation` parameter is 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"+this.containerElement[0]);a.toElement[0]!=this.containerElement[0]&&a.toElement.css("position","absolute"),a.toExpression=angular.isFunction(a.toAttribute)?a.toAttribute(a.toElement,this.containerElement,this.solver):e.expressionForElementAttribute(a.toAttribute,a.toElement,this.containerElement,this.solver),a.$constraint=a.relationFactory(a.expression,b.plus(b.times(a.toExpression,a.multiplier||1),a.constant||0),a.priority)}else{if(!angular.isNumber(a.constant))throw new Error("A numeric `constant` parameter is required.");a.$constraint=a.relationFactory(a.expression,a.constant,a.priority)}if(!a.$constraint)throw new Error("Unable to create constraint with parameters: "+a);
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c,d=this.containerElement[0],f=this.constraints.length-1;f>=0;f--)c=this.constraints[f],c.element[0]!=d&&(angular.isFunction(c.attribute)?c.attribute(c.element,c.expression):e.materializeExpressionValue(c.attribute,c.element,c.expression)),c.toElement&&c.toElement[0]!=d&&(angular.isFunction(c.toAttribute)?c.toAttribute(c.toElement,c.toExpression):e.materializeExpressionValue(c.toAttribute,c.toElement,c.toExpression))},a.prototype.update=function(){var c,d=this.containerElement.data(e.autolayoutContainerElementExpressionsDataKey),f=this.containerElement[0],g={},h={},i=0;for(var j in d)c=e.attributeConverters[j],c&&c.update&&(i++,g[j]=c.prepareUpdate||function(a,b){b.addEditVar(a)},h[j]=c.update);if(!(i=0)){for(var j in g)g[j](d[j],this.solver);try{this.solver.beginEdit();for(var j in h)h[j](f,d[j],this.solver);this.solver.endEdit()}catch(k){var l=this.materialize;this.materialize=function(){},this.containerElement.data(e.autolayoutContainerElementExpressionsDataKey,null);for(var m=this.containerElement.children(),n=m.length-1;n>=0;n--)angular.element(m[n]).data(e.autolayoutChildElementExpressionsDataKey,null);this.solver=new b.SimplexSolver;var o=this.constraints;this.constraints=[];for(var n=o.length-1;n>=0;n--)this.addConstraint(o[n]);this.materialize=l}this.materialize();for(var p,m=this.containerElement.children(),n=m.length-1;n>=0;n--)p=angular.element(m[n]).data(e.autolayoutInstanceDataKey),p instanceof a&&p.update()}},a.prototype.destroy=function(){this.containerElement.data(e.autolayoutInstanceDataKey,null),this.containerElement.data(e.autolayoutContainerElementExpressionsDataKey,null);for(var a=this.containerElement.children(),b=a.length-1;b>=0;b--)angular.element(a[b]).data(e.autolayoutChildElementExpressionsDataKey,null);this.constraints=[],this.solver=null},e.$get=["$rootElement",function(b){return a.$rootElement=b,a}]}),angular.module("autolayout").directive("alConstraint",["autolayout","$interpolate",function(a,b){return{restrict:"E",priority:900,terminal:!0,compile:function(c,d){var e=d.ngIf,f=(d.visualFormat||c.text()).trim(),g=f&&b(f,!0)||f,h=d.align&&b(d.align,!0)||d.align,i=null,j=null;g||(i={element:d.element,attribute:d.attribute,toElement:d.toElement,toAttribute:d.toAttribute,relation:d.relation,multiplier:d.multiplier,constant:d.constant,priority:d.priority},j=b(JSON.stringify(i),!0)||i,angular.isFunction(j)||(j.multiplier=parseFloat(j.multiplier)||1,j.constant=parseFloat(j.constant)||0,j.priority=parseInt(j.priority)||void 0));var k="";f?(k=f,d.align&&(k+=" (align: "+d.align+")")):k=JSON.stringify(i),e&&(k+=" if: "+e);var l=angular.element("<!-- al-constraint: "+k+" -->");return c.after(l),c.remove(),function(b,c){var d=a(c.parent());if(!d)throw new Error("Unable to create autolayout from: "+c.parent());var f=function(){var a=null;if(g)if(angular.isFunction(g)){if(!angular.isFunction(h)){var c=h;h=function(){return c}}b.$watch(function(){return JSON.stringify([g(b),h(b)])},function(b){b=JSON.parse(b),a&&d.removeConstraint(a),a=d.addConstraint(b[0],{align:b[1]})})}else angular.isFunction(h)?b.$watch(function(){return h(b)},function(b){a&&d.removeConstraint(a),a=d.addConstraint(g,{align:b})}):a=d.addConstraint(g,{align:h});else{var e=function(b){a&&d.removeConstraint(a),b.element=document.getElementById(b.element),b.toElement=document.getElementById(b.toElement),a=d.addConstraint(b)};angular.isFunction(j)?b.$watch(function(){return j(b)},function(a){var a=JSON.parse(a);a.multiplier=parseFloat(a.multiplier)||1,a.constant=parseFloat(a.constant)||0,a.priority=parseInt(a.priority)||void 0,e(a)}):e(j)}return a},i=null;e?b.$watch(e,function(a){a&&!i?b.$evalAsync(function(){i=f()}):i&&(d.removeConstraint(i),i=null)}):i=f(),b.$on("$destroy",function(){i&&d.removeConstraint(i)})}}}}]),angular.module("autolayout").directive("alUpdateOn",["autolayout",function(a){return{restrict:"AC",link:function(b,c,d){if(!d.alUpdateOn)throw new Error("Event name required in `al-update-on`");var e=a(c);b.$on(d.alUpdateOn,function(){e.update()})}}}]),angular.module("autolayout").directive("alUpdateOnResize",["autolayout",function(a){function b(a){0==d.length&&angular.element(window).bind("resize",e),d.push(a)}function c(a){d.splice(d.indexOf(a),1),0==d.length&&angular.element(window).unbind("resize",e)}var d=[],e=function(){for(var a=d.length-1;a>=0;a--)d[a].update()};return{restrict:"AC",link:function(d,e){var f=a(e);b(f),d.$on("$destroy",function(){c(f)})}}}])}(this)})()}();