Merge pull request #110 from mqg734/WebGLFixes

Gradient Support for Shapes and Eyedropper support for gradients. Also fixed 3d bug when moving multiple selections in 3d using the Selection Tool

1 files changed, 51 insertions, 6 deletions

diff --git a/js/lib/geom/line.js b/js/lib/geom/line.js
index da63b21c..4a935de8 100755
--- a/js/lib/geom/line.js
+++ b/js/lib/geom/line.js
@@ -112,7 +112,14 @@ var Line = function GLLine( world, xOffset, yOffset, width, height, slope, strok
                 rtnStr += "xAdj: "                  + this._xAdj                + "\n";
                 rtnStr += "yAdj: "                  + this._yAdj                + "\n";
                 rtnStr += "strokeWidth: "       + this._strokeWidth     + "\n";
-                rtnStr += "strokeColor: "       + String(this._strokeColor)  + "\n";
+
+        if(this._strokeColor.gradientMode) {
+            rtnStr += "strokeGradientMode: "    + this._strokeColor.gradientMode        + "\n";
+            rtnStr += "strokeColor: " + this.gradientToString(this._strokeColor.color) + "\n";
+        } else {
+            rtnStr += "strokeColor: "   + String(this._strokeColor)  + "\n";
+        }
+
                 rtnStr += "strokeStyle: "       + this._strokeStyle     + "\n";
                 rtnStr += "slope: "             + String(this._slope)   + "\n";
 
@@ -145,7 +152,15 @@ var Line = function GLLine( world, xOffset, yOffset, width, height, slope, strok
 
                 var strokeMaterialName  = this.getPropertyFromString( "strokeMat: ",    importStr );
                 this._strokeStyle               = this.getPropertyFromString( "strokeStyle: ",  importStr );
-                this._strokeColor               = eval( "[" + this.getPropertyFromString( "strokeColor: ",      importStr ) + "]" );
+
+        if(importStr.indexOf("strokeGradientMode: ") < 0)
+        {
+            this._strokeColor           =  eval( "[" + this.getPropertyFromString( "strokeColor: ",     importStr ) + "]" );
+        } else {
+            this._strokeColor = {};
+            this._strokeColor.gradientMode = this.getPropertyFromString( "strokeGradientMode: ",        importStr );
+            this._strokeColor.color = this.stringToGradient(this.getPropertyFromString( "strokeColor: ",        importStr ));
+        }
 
                 var strokeMat = MaterialsModel.getMaterial( strokeMaterialName );
                 if (!strokeMat) {
@@ -348,16 +363,46 @@ var Line = function GLLine( world, xOffset, yOffset, width, height, slope, strok
                 if (!ctx)  return;
         
                 // set up the stroke style
-                var lineWidth = this._strokeWidth;
+                var lineWidth = this._strokeWidth,
+            w = this._width,
+            h = this._height;
+
+        var c,
+            gradient,
+            colors,
+            len,
+            n,
+            position,
+            cs;
+
                 ctx.beginPath();
                 ctx.lineWidth   = lineWidth;
                 if (this._strokeColor) {
-                        var c = "rgba(" + 255*this._strokeColor[0] + "," + 255*this._strokeColor[1] + "," + 255*this._strokeColor[2] + "," + this._strokeColor[3] + ")";  
-                        ctx.strokeStyle = c;
+            if(this._strokeColor.gradientMode) {
+                if(this._strokeColor.gradientMode === "radial") {
+                    gradient = ctx.createRadialGradient(w/2, h/2, 0, w/2, h/2, Math.max(w/2, h/2));
+                } else {
+                    gradient = ctx.createLinearGradient(0, h/2, w, h/2);
+                }
+                colors = this._strokeColor.color;
+
+                len = colors.length;
+
+                for(n=0; n<len; n++) {
+                    position = colors[n].position/100;
+                    cs = colors[n].value;
+                    gradient.addColorStop(position, "rgba(" + cs.r + "," + cs.g + "," + cs.b + "," + cs.a + ")");
+                }
+
+                ctx.strokeStyle = gradient;
+
+            } else {
+                c = "rgba(" + 255*this._strokeColor[0] + "," + 255*this._strokeColor[1] + "," + 255*this._strokeColor[2] + "," + this._strokeColor[3] + ")";
+                ctx.strokeStyle = c;
+            }
 
                         // get the points
                         var p0,  p1;
-                        var  w = this._width,  h = this._height;
                         if(this._slope === "vertical") {
                                 p0 = [0.5*w, 0];
                                 p1 = [0.5*w, h];