preliminary support for setting gradients on webgl shapes.

Signed-off-by: Nivesh Rajbhandari <mqg734@motorola.com>

1 files changed, 52 insertions, 13 deletions

diff --git a/js/lib/geom/geom-obj.js b/js/lib/geom/geom-obj.js
index c5880843..726c3595 100755
--- a/js/lib/geom/geom-obj.js
+++ b/js/lib/geom/geom-obj.js
@@ -138,22 +138,61 @@ var GeomObj = function GLGeomObj() {
     // Methods
     ///////////////////////////////////////////////////////////////////////
         this.setMaterialColor = function(c, type) {
-                if (type == "fill") {
-                        this._fillColor = c.slice(0);
+        if(c.gradientMode) {
+            var nMats = 0;
+            if (this._materialArray && this._materialTypeArray) {
+                nMats = this._materialArray.length;
+            }
+
+            var stops = [],
+                colors = c.color;
+
+            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];
+                stops.push(stop);
+
+                if (nMats === this._materialTypeArray.length) {
+                    for (var i=0;  i<nMats;  i++) {
+                        if (this._materialTypeArray[i] == type) {
+                            this._materialArray[i].setProperty( "color"+(n+1), stop.slice(0) );
+                            this._materialArray[i].setProperty( "colorStop"+(n+1), position );
+                        }
+                    }
+                }
+            }
+//            if (type == "fill") {
+//                this._fillColor = c.slice(0);
+//            } else {
+//                this._strokeColor = c.slice(0);
+//            }
         } else {
-                        this._strokeColor = c.slice(0);
-        }
+            if (type == "fill") {
+                this._fillColor = c.slice(0);
+            } else {
+                this._strokeColor = c.slice(0);
+            }
 
-                if (this._materialArray && this._materialTypeArray) {
-                        var nMats = this._materialArray.length;
-                        if (nMats === this._materialTypeArray.length) {
-                                for (var i=0;  i<nMats;  i++) {
-                                        if (this._materialTypeArray[i] == type) {
-                                                this._materialArray[i].setProperty( "color", c.slice(0) );
+            if (this._materialArray && this._materialTypeArray) {
+                var nMats = this._materialArray.length;
+                if (nMats === this._materialTypeArray.length) {
+                    for (var i=0;  i<nMats;  i++) {
+                        if (this._materialTypeArray[i] == type) {
+                            this._materialArray[i].setProperty( "color", c.slice(0) );
+                        }
                     }
-                                }
-                        }
-                }
+                }
+            }
+        }
+
+
 
                 var world = this.getWorld();
                 if (world)  {