1 files changed, 71 insertions, 1 deletions

diff --git a/js/lib/rdge/materials/linear-gradient-material.js b/js/lib/rdge/materials/linear-gradient-material.js
index da6d205c..e1d31a42 100755
--- a/js/lib/rdge/materials/linear-gradient-material.js
+++ b/js/lib/rdge/materials/linear-gradient-material.js
@@ -26,7 +26,7 @@ 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> */
+ </copyright> */
 
 var MaterialParser = require("js/lib/rdge/materials/material-parser").MaterialParser;
 var Material = require("js/lib/rdge/materials/material").Material;
@@ -103,6 +103,76 @@ var LinearGradientMaterial = function LinearGradientMaterial() {
         this.setShaderValues();
         this.update( 0 );
     };
+
+        this.resetToDefault = function()
+        {
+                this._propValues[this._propNames[0]] = this._color1.slice(0);
+                this._propValues[this._propNames[1]] = this._color2.slice(0);
+                this._propValues[this._propNames[2]] = this._color3.slice(0);
+                this._propValues[this._propNames[3]] = this._color4.slice(0);
+
+                this._propValues[this._propNames[4]] = this._colorStop1;
+                this._propValues[this._propNames[5]] = this._colorStop2;
+                this._propValues[this._propNames[6]] = this._colorStop3;
+                this._propValues[this._propNames[7]] = this._colorStop4;
+
+                this._propValues[this._propNames[8]] = [ Math.cos(this._angle), Math.sin(this._angle) ];
+        
+                var nProps = this._propNames.length;
+                for (var i=0; i<nProps;  i++) {
+                        this.setProperty( this._propNames[i],  this._propValues[this._propNames[i]]  );
+                }
+        };
+
+    // 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);
+        }
+    };
 };
 
 ///////////////////////////////////////////////////////////////////////////////////////