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Streamline Matrix by removing unnecessary Matrix#setTo*() and Matrix.get*Instance() methods.

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Use (new Matrix().*()) instead.
This commit is contained in:
Jürg Lehni 2013-02-09 11:42:55 -08:00
parent 3930a40c7e
commit 9aaa864f81
1 changed files with 0 additions and 105 deletions
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105
src/basic/Matrix.js
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@ -606,60 +606,6 @@ var Matrix = this.Matrix = Base.extend(/** @lends Matrix# */{
return Matrix.create(this._a, this._c, this._b, this._d, 0, 0); return Matrix.create(this._a, this._c, this._b, this._d, 0, 0);
}, },
/**
* Sets this transform to a scaling transformation.
*
* @param {Number} hor The horizontal scaling factor
* @param {Number} ver The vertical scaling factor
* @return {Matrix} This affine transform
*/
setToScale: function(hor, ver) {
return this.set(hor, 0, 0, ver, 0, 0);
},
/**
* Sets this transform to a translation transformation.
*
* @param {Number} dx The distance to translate in the x direction
* @param {Number} dy The distance to translate in the y direction
* @return {Matrix} This affine transform
*/
setToTranslation: function(delta) {
delta = Point.read(arguments);
return this.set(1, 0, 0, 1, delta.x, delta.y);
},
/**
* Sets this transform to a shearing transformation.
*
* @param {Number} hor The horizontal shear factor
* @param {Number} ver The vertical shear factor
* @return {Matrix} This affine transform
*/
setToShear: function(hor, ver) {
return this.set(1, ver, hor, 1, 0, 0);
},
/**
* Sets this transform to a rotation transformation.
*
* @param {Number} angle The angle of rotation measured in degrees
* @param {Number} x The x coordinate of the anchor point
* @param {Number} y The y coordinate of the anchor point
* @return {Matrix} This affine transform
*/
setToRotation: function(angle, center) {
center = Point.read(arguments, 1);
angle = angle * Math.PI / 180;
var x = center.x,
y = center.y,
cos = Math.cos(angle),
sin = Math.sin(angle);
return this.set(cos, sin, -sin, cos,
x - x * cos + y * sin,
y - x * sin - y * cos);
},
/** /**
* Applies this matrix to the specified Canvas Context. * Applies this matrix to the specified Canvas Context.
* *
@ -676,57 +622,6 @@ var Matrix = this.Matrix = Base.extend(/** @lends Matrix# */{
// See Point.create() // See Point.create()
create: function(a, c, b, d, tx, ty) { create: function(a, c, b, d, tx, ty) {
return Base.create(Matrix).set(a, c, b, d, tx, ty); return Base.create(Matrix).set(a, c, b, d, tx, ty);
},
/**
* Creates a transform representing a scaling transformation.
*
* @param {Number} hor The horizontal scaling factor
* @param {Number} ver The vertical scaling factor
* @return {Matrix} A transform representing a scaling
* transformation
*/
getScaleInstance: function(hor, ver) {
var mx = new Matrix();
return mx.setToScale.apply(mx, arguments);
},
/**
* Creates a transform representing a translation transformation.
*
* @param {Number} dx The distance to translate in the x direction
* @param {Number} dy The distance to translate in the y direction
* @return {Matrix} A transform representing a translation
* transformation
*/
getTranslateInstance: function(delta) {
var mx = new Matrix();
return mx.setToTranslation.apply(mx, arguments);
},
/**
* Creates a transform representing a shearing transformation.
*
* @param {Number} hor The horizontal shear factor
* @param {Number} ver The vertical shear factor
* @return {Matrix} A transform representing a shearing transformation
*/
getShearInstance: function(hor, ver, center) {
var mx = new Matrix();
return mx.setToShear.apply(mx, arguments);
},
/**
* Creates a transform representing a rotation transformation.
*
* @param {Number} angle The angle of rotation measured in degrees
* @param {Number} x The x coordinate of the anchor point
* @param {Number} y The y coordinate of the anchor point
* @return {Matrix} A transform representing a rotation transformation
*/
getRotateInstance: function(angle, center) {
var mx = new Matrix();
return mx.setToRotation.apply(mx, arguments);
} }
} }
}, new function() { }, new function() {