1 files changed, 78 insertions, 4 deletions

diff --git a/js/lib/rdge/materials/linear-gradient-material.js b/js/lib/rdge/materials/linear-gradient-material.js
index 7e53db84..50ef56f0 100755
--- a/js/lib/rdge/materials/linear-gradient-material.js
+++ b/js/lib/rdge/materials/linear-gradient-material.js
@@ -1,8 +1,32 @@
 /* <copyright>
- This file contains proprietary software owned by Motorola Mobility, Inc.<br/>
- No rights, expressed or implied, whatsoever to this software are provided by Motorola Mobility, Inc. hereunder.<br/>
- (c) Copyright 2011 Motorola Mobility, Inc.  All Rights Reserved.
- </copyright> */
+Copyright (c) 2012, Motorola Mobility, Inc
+All Rights Reserved.
+BSD License.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are met:
+
+  - Redistributions of source code must retain the above copyright notice,
+    this list of conditions and the following disclaimer.
+  - Redistributions in binary form must reproduce the above copyright
+    notice, this list of conditions and the following disclaimer in the
+    documentation and/or other materials provided with the distribution.
+  - Neither the name of Motorola Mobility nor the names of its contributors
+    may be used to endorse or promote products derived from this software
+    without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+POSSIBILITY OF SUCH DAMAGE.
+</copyright> */
 
 var MaterialParser = require("js/lib/rdge/materials/material-parser").MaterialParser;
 var Material = require("js/lib/rdge/materials/material").Material;
@@ -79,6 +103,56 @@ var LinearGradientMaterial = function LinearGradientMaterial() {
         this.setShaderValues();
                 this.update( 0 );
     };
+
+    // Only Linear Gradient and Radial Gradients support gradients;
+    this.gradientType = "linear";
+
+    this.getGradientData = function() {
+        var angle = Math.round(this._angle*180/Math.PI),
+            color,
+            colorStr,
+            css = "-webkit-gradient(linear, " + angle + "deg";
+
+        // TODO - Angle is not supported in -webkit-gradient syntax, so just default to across:
+        css = '-webkit-gradient(linear, left top, right top';
+
+        // TODO - Also, Color Model requires from and to in the gradient string
+        color = this.getProperty('u_color1');
+        colorStr = Math.round(color[0] * 255) + ', ' + Math.round(color[1] * 255) + ', ' + Math.round(color[2] * 255) + ', ' + Math.round(color[3] * 100);
+        css += ', from(rgba(' + colorStr + '))';
+
+        for (var i=2; i < 4; i++) {
+            color = this.getProperty('u_color'+i);
+            colorStr = Math.round(color[0] * 255) + ', ' + Math.round(color[1] * 255) + ', ' + Math.round(color[2] * 255) + ', ' + Math.round(color[3] * 100);
+            css += ', color-stop(' + this.getProperty('u_colorStop'+i) + ', rgba(' + colorStr + '))';
+        }
+
+        color = this.getProperty('u_color4');
+        colorStr = Math.round(color[0] * 255) + ', ' + Math.round(color[1] * 255) + ', ' + Math.round(color[2] * 255) + ', ' + Math.round(color[3] * 100);
+        css += ', to(rgba(' + colorStr + '))';
+
+        css += ')';
+
+        return css;
+    };
+
+    // Only Linear Gradient and Radial Gradient have gradient data.
+    this.setGradientData = function(colors) {
+        var len = colors.length;
+        // TODO - Current shaders only support 4 color stops
+        if (len > 4) {
+            len = 4;
+        }
+
+        for (var n = 0; n < len; n++) {
+            var position = colors[n].position/100;
+            var cs = colors[n].value;
+            var stop = [cs.r/255, cs.g/255, cs.b/255, cs.a];
+
+            this.setProperty("u_color" + (n + 1), stop.slice(0));
+            this.setProperty("u_colorStop" + (n + 1), position);
+        }
+    };
 };
 
 ///////////////////////////////////////////////////////////////////////////////////////