diff options
Diffstat (limited to 'js/lib')
-rwxr-xr-x | js/lib/geom/brush-stroke.js | 606 | ||||
-rwxr-xr-x | js/lib/geom/sub-path.js | 18 |
2 files changed, 416 insertions, 208 deletions
diff --git a/js/lib/geom/brush-stroke.js b/js/lib/geom/brush-stroke.js index 4c42539a..70429ca9 100755 --- a/js/lib/geom/brush-stroke.js +++ b/js/lib/geom/brush-stroke.js | |||
@@ -4,9 +4,12 @@ No rights, expressed or implied, whatsoever to this software are provided by Mot | |||
4 | (c) Copyright 2011 Motorola Mobility, Inc. All Rights Reserved. | 4 | (c) Copyright 2011 Motorola Mobility, Inc. All Rights Reserved. |
5 | </copyright> */ | 5 | </copyright> */ |
6 | 6 | ||
7 | // Todo: This entire class should be converted to a module | ||
8 | var VecUtils = require("js/helper-classes/3D/vec-utils").VecUtils; | 7 | var VecUtils = require("js/helper-classes/3D/vec-utils").VecUtils; |
9 | var GeomObj = require("js/lib/geom/geom-obj").GeomObj; | 8 | var GeomObj = require("js/lib/geom/geom-obj").GeomObj; |
9 | var CanvasController = require("js/controllers/elements/canvas-controller").CanvasController; | ||
10 | var ViewUtils = require("js/helper-classes/3D/view-utils").ViewUtils; | ||
11 | |||
12 | // Todo: This entire class should be converted to a module | ||
10 | 13 | ||
11 | /////////////////////////////////////////////////////////////////////// | 14 | /////////////////////////////////////////////////////////////////////// |
12 | // Class GLBrushStroke | 15 | // Class GLBrushStroke |
@@ -17,20 +20,20 @@ var BrushStroke = function GLBrushStroke() { | |||
17 | /////////////////////////////////////////////////// | 20 | /////////////////////////////////////////////////// |
18 | // Instance variables | 21 | // Instance variables |
19 | /////////////////////////////////////////////////// | 22 | /////////////////////////////////////////////////// |
20 | this._Points = []; | 23 | this._Points = []; //current state of points in stage-world space (may be different from input) |
24 | this._OrigPoints = []; //copy of input points without any smoothing | ||
25 | this._LocalPoints = []; //_Points in local coordinates...do this before rendering the points in the canvas | ||
26 | this._stageWorldCenter = [0,0,0]; //coordinate for the canvas midPoint: a 3D vector in stage world space | ||
21 | this._BBoxMin = [0, 0, 0]; | 27 | this._BBoxMin = [0, 0, 0]; |
22 | this._BBoxMax = [0, 0, 0]; | 28 | this._BBoxMax = [0, 0, 0]; |
23 | this._dirty = true; | 29 | this._isDirty = true; |
24 | 30 | this._isInit = false; | |
25 | //whether or not to use the canvas drawing to stroke/fill | 31 | |
26 | this._useCanvasDrawing = true; | 32 | //the HTML5 canvas that holds this brush stroke |
27 | 33 | this._canvas = null; | |
28 | //the X and Y location of this subpath's canvas in stage world space of Ninja | ||
29 | this._canvasX = 0; | ||
30 | this._canvasY = 0; | ||
31 | 34 | ||
32 | //stroke information | 35 | //stroke information |
33 | this._strokeWidth = 0.0; | 36 | this._strokeWidth = 1.0; |
34 | this._strokeColor = [0.4, 0.4, 0.4, 1.0]; | 37 | this._strokeColor = [0.4, 0.4, 0.4, 1.0]; |
35 | this._secondStrokeColor = [1, 0.4, 0.4, 1.0]; | 38 | this._secondStrokeColor = [1, 0.4, 0.4, 1.0]; |
36 | this._strokeHardness = 100; | 39 | this._strokeHardness = 100; |
@@ -39,10 +42,7 @@ var BrushStroke = function GLBrushStroke() { | |||
39 | this._strokeDoSmoothing = false; | 42 | this._strokeDoSmoothing = false; |
40 | this._strokeUseCalligraphic = false; | 43 | this._strokeUseCalligraphic = false; |
41 | this._strokeAngle = 0; | 44 | this._strokeAngle = 0; |
42 | 45 | this._strokeAmountSmoothing = 0; | |
43 | //the wetness of the brush (currently this is multiplied to the square of the stroke width, but todo should be changed to not depend on stroke width entirely | ||
44 | //smaller value means more samples for the path | ||
45 | this._WETNESS_FACTOR = 0.25; | ||
46 | 46 | ||
47 | //threshold that tells us whether two samples are too far apart | 47 | //threshold that tells us whether two samples are too far apart |
48 | this._MAX_SAMPLE_DISTANCE_THRESHOLD = 5; | 48 | this._MAX_SAMPLE_DISTANCE_THRESHOLD = 5; |
@@ -51,7 +51,7 @@ var BrushStroke = function GLBrushStroke() { | |||
51 | this._MIN_SAMPLE_DISTANCE_THRESHOLD = 2; | 51 | this._MIN_SAMPLE_DISTANCE_THRESHOLD = 2; |
52 | 52 | ||
53 | //prevent extremely long paths that can take a long time to render | 53 | //prevent extremely long paths that can take a long time to render |
54 | this._MAX_ALLOWED_SAMPLES = 500; | 54 | this._MAX_ALLOWED_SAMPLES = 5000; |
55 | 55 | ||
56 | //drawing context | 56 | //drawing context |
57 | this._world = null; | 57 | this._world = null; |
@@ -61,10 +61,15 @@ var BrushStroke = function GLBrushStroke() { | |||
61 | this._planeMat = null; | 61 | this._planeMat = null; |
62 | this._planeMatInv = null; | 62 | this._planeMatInv = null; |
63 | this._planeCenter = null; | 63 | this._planeCenter = null; |
64 | this._dragPlane = null; | ||
64 | 65 | ||
65 | ///////////////////////////////////////////////////////// | 66 | ///////////////////////////////////////////////////////// |
66 | // Property Accessors/Setters | 67 | // Property Accessors/Setters |
67 | ///////////////////////////////////////////////////////// | 68 | ///////////////////////////////////////////////////////// |
69 | this.setCanvas = function(c) { | ||
70 | this._canvas = c; | ||
71 | } | ||
72 | |||
68 | this.setWorld = function (world) { | 73 | this.setWorld = function (world) { |
69 | this._world = world; | 74 | this._world = world; |
70 | }; | 75 | }; |
@@ -97,20 +102,8 @@ var BrushStroke = function GLBrushStroke() { | |||
97 | this._planeCenter = pc; | 102 | this._planeCenter = pc; |
98 | }; | 103 | }; |
99 | 104 | ||
100 | this.getCanvasX = function(){ | 105 | this.setDragPlane = function(p){ |
101 | return this._canvasX; | 106 | this._dragPlane = p; |
102 | }; | ||
103 | |||
104 | this.getCanvasY = function(){ | ||
105 | return this._canvasY; | ||
106 | }; | ||
107 | |||
108 | this.setCanvasX = function(cx){ | ||
109 | this._canvasX=cx; | ||
110 | }; | ||
111 | |||
112 | this.setCanvasY = function(cy){ | ||
113 | this._canvasY=cy; | ||
114 | }; | 107 | }; |
115 | 108 | ||
116 | this.getNumPoints = function () { | 109 | this.getNumPoints = function () { |
@@ -125,30 +118,38 @@ var BrushStroke = function GLBrushStroke() { | |||
125 | //add the point only if it is some epsilon away from the previous point | 118 | //add the point only if it is some epsilon away from the previous point |
126 | var numPoints = this._Points.length; | 119 | var numPoints = this._Points.length; |
127 | if (numPoints>0) { | 120 | if (numPoints>0) { |
128 | var threshold = this._MIN_SAMPLE_DISTANCE_THRESHOLD;//this._WETNESS_FACTOR*this._strokeWidth; | 121 | var threshold = this._MIN_SAMPLE_DISTANCE_THRESHOLD; |
129 | var prevPt = this._Points[numPoints-1]; | 122 | var prevPt = this._Points[numPoints-1]; |
130 | var diffPt = [prevPt[0]-pt[0], prevPt[1]-pt[1]]; | 123 | var diffPt = [prevPt[0]-pt[0], prevPt[1]-pt[1]]; |
131 | var diffPtMag = Math.sqrt(diffPt[0]*diffPt[0] + diffPt[1]*diffPt[1]); | 124 | var diffPtMag = Math.sqrt(diffPt[0]*diffPt[0] + diffPt[1]*diffPt[1]); |
132 | if (diffPtMag>threshold){ | 125 | if (diffPtMag>threshold){ |
133 | this._Points.push(pt); | 126 | this._Points.push(pt); |
134 | this._dirty=true; | 127 | this._isDirty=true; |
128 | this._isInit = false; | ||
135 | } | 129 | } |
136 | } else { | 130 | } else { |
137 | this._Points.push(pt); | 131 | this._Points.push(pt); |
138 | this._dirty=true; | 132 | this._isDirty=true; |
133 | this._isInit = false; | ||
139 | } | 134 | } |
140 | }; | 135 | }; |
141 | 136 | ||
142 | this.insertPoint = function(pt, index){ | 137 | this.insertPoint = function(pt, index){ |
143 | this._Points.splice(index, 0, pt); this._dirty=true; | 138 | this._Points.splice(index, 0, pt); |
139 | this._isDirty=true; | ||
140 | this._isInit = false; | ||
144 | }; | 141 | }; |
145 | 142 | ||
146 | this.isDirty = function(){ | 143 | this.isDirty = function(){ |
147 | return this._dirty; | 144 | return this._isDirty; |
148 | }; | 145 | }; |
149 | 146 | ||
150 | this.makeDirty = function(){ | 147 | this.makeDirty = function(){ |
151 | this._dirty=true; | 148 | this._isDirty=true; |
149 | }; | ||
150 | |||
151 | this.getStageWorldCenter = function() { | ||
152 | return this._stageWorldCenter; | ||
152 | }; | 153 | }; |
153 | 154 | ||
154 | this.getBBoxMin = function () { | 155 | this.getBBoxMin = function () { |
@@ -165,7 +166,10 @@ var BrushStroke = function GLBrushStroke() { | |||
165 | 166 | ||
166 | this.setStrokeWidth = function (w) { | 167 | this.setStrokeWidth = function (w) { |
167 | this._strokeWidth = w; | 168 | this._strokeWidth = w; |
168 | this._dirty=true; | 169 | if (this._strokeWidth<1) { |
170 | this._strokeWidth = 1; | ||
171 | } | ||
172 | this._isDirty=true; | ||
169 | }; | 173 | }; |
170 | 174 | ||
171 | this.getStrokeMaterial = function () { | 175 | this.getStrokeMaterial = function () { |
@@ -173,7 +177,7 @@ var BrushStroke = function GLBrushStroke() { | |||
173 | }; | 177 | }; |
174 | 178 | ||
175 | this.setStrokeMaterial = function (m) { | 179 | this.setStrokeMaterial = function (m) { |
176 | this._strokeMaterial = m; | 180 | this._strokeMaterial = m; this._isDirty = true; |
177 | }; | 181 | }; |
178 | 182 | ||
179 | this.getStrokeColor = function () { | 183 | this.getStrokeColor = function () { |
@@ -181,27 +185,65 @@ var BrushStroke = function GLBrushStroke() { | |||
181 | }; | 185 | }; |
182 | 186 | ||
183 | this.setStrokeColor = function (c) { | 187 | this.setStrokeColor = function (c) { |
184 | this._strokeColor = c; | 188 | this._strokeColor = c; this._isDirty = true; |
185 | }; | 189 | }; |
186 | 190 | ||
187 | this.setSecondStrokeColor = function(c){ | 191 | this.setSecondStrokeColor = function(c){ |
188 | this._secondStrokeColor=c; | 192 | this._secondStrokeColor=c; this._isDirty = true; |
189 | } | 193 | } |
190 | 194 | ||
191 | this.setStrokeHardness = function(h){ | 195 | this.setStrokeHardness = function(h){ |
192 | this._strokeHardness=h; | 196 | if (this._strokeHardness!==h){ |
197 | this._strokeHardness=h; | ||
198 | this._isDirty = true; | ||
199 | } | ||
200 | } | ||
201 | this.getStrokeHardness = function(){ | ||
202 | return this._strokeHardness; | ||
193 | } | 203 | } |
194 | 204 | ||
195 | this.setDoSmoothing = function(s){ | 205 | this.setDoSmoothing = function(s){ |
196 | this._strokeDoSmoothing = s; | 206 | if (this._strokeDoSmoothing!==s) { |
207 | this._strokeDoSmoothing = s; | ||
208 | this._isDirty = true; | ||
209 | } | ||
210 | } | ||
211 | |||
212 | this.getDoSmoothing = function(){ | ||
213 | return this._strokeDoSmoothing; | ||
214 | } | ||
215 | |||
216 | this.setSmoothingAmount = function(a){ | ||