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comparison client/digitallibrary/jquery/dlGeometry.js @ 620:b930fa64c684 jquery

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scalerImgLoaded sets up img trafo
author robcast
date Mon, 17 Jan 2011 23:57:09 +0100
parents 0d6fa11f7f98
children a2aadf44a454 8f76bd79648e
comparison
equal deleted inserted replaced
619:1035891fb6f1 620:b930fa64c684
195 * Transform class 195 * Transform class
196 * 196 *
197 * defines a class of affine transformations 197 * defines a class of affine transformations
198 */ 198 */
199 var transform = function (spec) { 199 var transform = function (spec) {
200 var that = { 200 var that = jQuery.extend({
201 m00 : spec.m00 || 1.0, 201 m00 : 1.0,
202 m01 : spec.m01 || 0.0, 202 m01 : 0.0,
203 m02 : spec.m02 || 0.0, 203 m02 : 0.0,
204 m10 : spec.m10 || 0.0, 204 m10 : 0.0,
205 m11 : spec.m11 || 1.0, 205 m11 : 1.0,
206 m12 : spec.m12 || 0.0, 206 m20 : 0.0,
207 m20 : spec.m20 || 0.0, 207 m12 : 0.0,
208 m21 : spec.m21 || 0.0, 208 m21 : 0.0,
209 m22 : spec.m22 || 1.0 209 m22 : 1.0
210 }; 210 }, spec);
211 that.concat = function(traf) { 211 that.concat = function(traf) {
212 // add Transform traf to this Transform 212 // add Transform traf to this Transform
213 for (var i = 0; i < 3; i++) { 213 for (var i = 0; i < 3; i++) {
214 for (var j = 0; j < 3; j++) { 214 for (var j = 0; j < 3; j++) {
215 var c = 0.0; 215 var c = 0.0;
250 var height = y2 - y; 250 var height = y2 - y;
251 return rectangle(x, y, width, height); 251 return rectangle(x, y, width, height);
252 } 252 }
253 return position(x, y); 253 return position(x, y);
254 }; 254 };
255 that.getRotation = getRotation; 255 that.getRotation = transform.getRotation;
256 that.getTranslation = getTranslation; 256 that.getTranslation = transform.getTranslation;
257 that.getScale = getScale; 257 that.getScale = transform.getScale;
258 258
259 return that; 259 return that;
260 }; 260 };
261 261
262 transform.getRotation = function (angle, pos) { 262 transform.getRotation = function (angle, pos) {