fixes for Runtime line object.

1 files changed, 97 insertions, 0 deletions

diff --git a/assets/canvas-runtime.js b/assets/canvas-runtime.js
index 5ea2a85f..87aac71f 100644
--- a/assets/canvas-runtime.js
+++ b/assets/canvas-runtime.js
@@ -830,6 +830,103 @@ function RuntimeRectangle()
 }
 
 ///////////////////////////////////////////////////////////////////////
+// Class RuntimeLine
+///////////////////////////////////////////////////////////////////////
+function RuntimeLine()
+{
+        this.inheritedFrom = RuntimeGeomObj;
+        this.inheritedFrom();
+
+        this.import = function( jObj )
+        {
+                this._xOffset                   = jObj.xoff;
+                this._yOffset                   = jObj.yoff;
+                this._width                             = jObj.width;
+                this._height                    = jObj.height;
+                this._xAdj                          = jObj.xAdj;
+                this._yAdj                          = jObj.yAdj;
+                this._strokeWidth               = jObj.strokeWidth;
+                this._slope                 = jObj.slope;
+                this._strokeStyle               = jObj.strokeStyle;
+                this._strokeColor               = jObj.strokeColor;
+                var strokeMaterialName  = jObj.strokeMat;
+        this.importMaterials( jObj.materials );
+    }
+
+        this.render = function()
+        {
+                // get the world
+                var world = this.getWorld();
+                if (!world)  throw( "null world in buildBuffers" );
+
+                 // get the context
+                var ctx = world.get2DContext();
+                if (!ctx)  return;
+        
+                // set up the stroke style
+                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) {
+            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;
+                        if(this._slope === "vertical") {
+                                p0 = [0.5*w, 0];
+                                p1 = [0.5*w, h];
+                        } else if(this._slope === "horizontal") {
+                                p0 = [0, 0.5*h];
+                                p1 = [w, 0.5*h];
+                        } else if(this._slope > 0) {
+                                p0 = [this._xAdj, this._yAdj];
+                                p1 = [w - this._xAdj,  h - this._yAdj];
+                        } else {
+                                p0 = [this._xAdj, h - this._yAdj];
+                                p1 = [w - this._xAdj,  this._yAdj];
+                        }
+                        
+                        // draw the line
+                        ctx.moveTo( p0[0],  p0[1] );
+                        ctx.lineTo( p1[0],  p1[1] );
+                        ctx.stroke();
+                }
+    }
+}
+
+///////////////////////////////////////////////////////////////////////
 // Class RuntimeOval
 ///////////////////////////////////////////////////////////////////////
 function RuntimeOval()