Lines Matching refs:Strength
97 * New strengths may be inserted in the strength hierarchy without
101 function Strength(strengthValue, name) {
106 Strength.stronger = function (s1, s2) {
110 Strength.weaker = function (s1, s2) {
114 Strength.weakestOf = function (s1, s2) {
118 Strength.strongest = function (s1, s2) {
122 Strength.prototype.nextWeaker = function () {
124 case 0: return Strength.STRONG_PREFERRED;
125 case 1: return Strength.PREFERRED;
126 case 2: return Strength.STRONG_DEFAULT;
127 case 3: return Strength.NORMAL;
128 case 4: return Strength.WEAK_DEFAULT;
129 case 5: return Strength.WEAKEST;
133 // Strength constants.
134 Strength.REQUIRED = new Strength(0, "required");
135 Strength.STRONG_PREFERRED = new Strength(1, "strongPreferred");
136 Strength.PREFERRED = new Strength(2, "preferred");
137 Strength.STRONG_DEFAULT = new Strength(3, "strongDefault");
138 Strength.NORMAL = new Strength(4, "normal");
139 Strength.WEAK_DEFAULT = new Strength(5, "weakDefault");
140 Strength.WEAKEST = new Strength(6, "weakest");
149 * a strength instance variable; concrete subclasses provide a means
153 function Constraint(strength) {
154 this.strength = strength;
175 if (this.strength == Strength.REQUIRED)
212 function UnaryConstraint(v, strength) {
213 UnaryConstraint.superConstructor.call(this, strength);
235 && Strength.stronger(this.strength, this.myOutput.walkStrength);
257 * Calculate the walkabout strength, the stay flag, and, if it is
262 this.myOutput.walkStrength = this.strength;
341 function BinaryConstraint(var1, var2, strength) {
342 BinaryConstraint.superConstructor.call(this, strength);
353 * should flow based on the relative strength of the variables related,
358 this.direction = (this.v2.mark != mark && Strength.stronger(this.strength, this.v2.walkStrength))
363 this.direction = (this.v1.mark != mark && Strength.stronger(this.strength, this.v1.walkStrength))
367 if (Strength.weaker(this.v1.walkStrength, this.v2.walkStrength)) {
368 this.direction = Strength.stronger(this.strength, this.v1.walkStrength)
372 this.direction = Strength.stronger(this.strength, this.v2.walkStrength)
416 * Calculate the walkabout strength, the stay flag, and, if it is
422 out.walkStrength = Strength.weakestOf(this.strength, ihn.walkStrength);
455 function ScaleConstraint(src, scale, offset, dest, strength) {
459 ScaleConstraint.superConstructor.call(this, src, dest, strength);
496 * Calculate the walkabout strength, the stay flag, and, if it is
502 out.walkStrength = Strength.weakestOf(this.strength, ihn.walkStrength);
514 function EqualityConstraint(var1, var2, strength) {
515 EqualityConstraint.superConstructor.call(this, var1, var2, strength);
542 this.walkStrength = Strength.WEAKEST;
602 * strength, strongest first, as a heuristic for avoiding
611 var strength = Strength.REQUIRED;
615 if (u.strength == strength)
618 strength = strength.nextWeaker();
619 } while (strength != Strength.WEAKEST);
710 * unsatisfied constraints sorted in order of decreasing strength.
714 out.walkStrength = Strength.WEAKEST;
806 new EqualityConstraint(prev, v, Strength.REQUIRED);
812 new StayConstraint(last, Strength.STRONG_DEFAULT);
813 var edit = new EditConstraint(first, Strength.PREFERRED);
842 new StayConstraint(src, Strength.NORMAL);
843 new ScaleConstraint(src, scale, offset, dst, Strength.REQUIRED);
863 var edit = new EditConstraint(v, Strength.PREFERRED);
