path: root/js/lib/geom/geom-obj.js

/* <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> */

var MaterialsModel = require("js/models/materials-model").MaterialsModel;
var FlatMaterial = require("js/lib/rdge/materials/flat-material").FlatMaterial;
var LinearGradientMaterial = require("js/lib/rdge/materials/linear-gradient-material").LinearGradientMaterial;
var RadialGradientMaterial = require("js/lib/rdge/materials/radial-gradient-material").RadialGradientMaterial;
var BumpMetalMaterial = require("js/lib/rdge/materials/bump-metal-material").BumpMetalMaterial;
var UberMaterial = require("js/lib/rdge/materials/uber-material").UberMaterial;
var RadialBlurMaterial = require("js/lib/rdge/materials/radial-blur-material").RadialBlurMaterial;
var PlasmaMaterial = require("js/lib/rdge/materials/plasma-material").PlasmaMaterial;
var PulseMaterial = require("js/lib/rdge/materials/pulse-material").PulseMaterial;
var TunnelMaterial = require("js/lib/rdge/materials/tunnel-material").TunnelMaterial;
var ReliefTunnelMaterial = require("js/lib/rdge/materials/relief-tunnel-material").ReliefTunnelMaterial;
var SquareTunnelMaterial = require("js/lib/rdge/materials/square-tunnel-material").SquareTunnelMaterial;
var FlyMaterial = require("js/lib/rdge/materials/fly-material").FlyMaterial;
var WaterMaterial = require("js/lib/rdge/materials/water-material").WaterMaterial;
var ZInvertMaterial = require("js/lib/rdge/materials/z-invert-material").ZInvertMaterial;
var DeformMaterial = require("js/lib/rdge/materials/deform-material").DeformMaterial;
var StarMaterial = require("js/lib/rdge/materials/star-material").StarMaterial;
var TwistMaterial = require("js/lib/rdge/materials/twist-material").TwistMaterial;
var JuliaMaterial = require("js/lib/rdge/materials/julia-material").JuliaMaterial;
var KeleidoscopeMaterial = require("js/lib/rdge/materials/keleidoscope-material").KeleidoscopeMaterial;
var MandelMaterial = require("js/lib/rdge/materials/mandel-material").MandelMaterial;

///////////////////////////////////////////////////////////////////////
// Class GLGeomObj
//      Super class for all geometry classes
///////////////////////////////////////////////////////////////////////
var GeomObj = function GLGeomObj() {
    ///////////////////////////////////////////////////////////////////////
    // Constants
    ///////////////////////////////////////////////////////////////////////
	this.GEOM_TYPE_RECTANGLE		=  1;
	this.GEOM_TYPE_CIRCLE			=  2;
	this.GEOM_TYPE_LINE             =  3;
	this.GEOM_TYPE_PATH			    =  4;
	this.GEOM_TYPE_CUBIC_BEZIER     =  5;
	this.GEOM_TYPE_UNDEFINED		= -1;

    // Needed for calculating dashed/dotted strokes
    this.DASH_LENGTH = 0.15;
    this.DOT_LENGTH = 0.05;
    this.GAP_LENGTH = 0.05;
	
    ///////////////////////////////////////////////////////////////////////
    // Instance variables
    ///////////////////////////////////////////////////////////////////////
    this._matrix = Matrix.I(4);

    this._next = undefined;
    this._prev = undefined;
    this._child = undefined;
    this._parent = undefined;

    this.m_world = null;

    // stroke and fill colors
    this._strokeColor	= [0,0,0,0];
    this._fillColor		= [0,0,0,0];

	// stroke and fill materials
	this._fillMaterial = null;
	this._strokeMaterial = null;

	// array of primitives - used in RDGE
	this._primArray = [];
	this._materialNodeArray = [];
	this._materialArray = [];
	this._materialTypeArray = [];

	// the transform node used by RDGE
	this._trNode = null;

    ///////////////////////////////////////////////////////////////////////
    // Property accessors
    ///////////////////////////////////////////////////////////////////////
    this.setWorld = function( world ) {
        this.m_world = world;
    };

    this.getWorld = function() {
        return this.m_world;
    };

	this.getMatrix = function() {
        return this._matrix.slice(0);
    };

	this.setMatrix = function(m) {
        this._matrix = m.slice(0);
    };

    this.setNext = function( next ) {
        this._next = next;
    };

    this.getNext = function() {
        return this._next;
    };

    this.setPrev = function( prev ) {
        this._prev = prev;
    };

    this.getPrev = function() {
        return this._prev;
    };

    this.setChild = function( child ) {
        this._child = child;
    };

    this.getChild = function() {
        return this._child;
    };

    this.setParent = function( parent ) {
        this._parent = parent;
    };

    this.getParent = function() {
        return this._parent;
    };

	this.geomType = function() {
        return this.GEOM_TYPE_UNDEFINED;
    };

	this.getPrimitiveArray = function() {  return this._primArray;
    };

	this.getMaterialNodeArray = function() {
        return this._materialNodeArray;
    };

	this.getMaterialArray = function() {  return this._materialArray;
    };

	this.getTransformNode = function() {
        return this._trNode;
    };

	this.setTransformNode = function(t) {
        this._trNode = t;
    };

    this.setFillColor = function(c) {
        this.setMaterialColor(c, "fill");
    };

    this.setStrokeColor = function(c) {
        this.setMaterialColor(c, "stroke");
    };
    ///////////////////////////////////////////////////////////////////////
    // Methods
    ///////////////////////////////////////////////////////////////////////
	this.setMaterialColor = function(c, type) {
		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) );
                    }
				}
			}
		}

		var world = this.getWorld();
		if (world)  {
            world.restartRenderLoop();
        }
	};

    this.makeStrokeMaterial = function() {
        var strokeMaterial;
        if (this.getStrokeMaterial()){
            strokeMaterial = this.getStrokeMaterial().dup();
        } else {
            strokeMaterial = MaterialsModel.exportFlatMaterial();
        }

        if (strokeMaterial) {
            strokeMaterial.init( this.getWorld() );
            if(this._strokeColor) {
                strokeMaterial.setProperty("color", this._strokeColor);
            }
        }

        this._materialArray.push( strokeMaterial );
        this._materialTypeArray.push( "stroke" );

        return strokeMaterial;
    };

    this.makeFillMaterial = function() {
        var fillMaterial;
        if (this.getFillMaterial()) {
            fillMaterial = this.getFillMaterial().dup();
        } else {
            fillMaterial = MaterialsModel.exportFlatMaterial();
        }

        if (fillMaterial) {
            fillMaterial.init( this.getWorld() );
            //if(!this.getFillMaterial() && this._fillColor)
            if (this._fillColor) {
                fillMaterial.setProperty("color", this._fillColor);
            }
        }

        this._materialArray.push( fillMaterial );
        this._materialTypeArray.push( "fill" );

        return fillMaterial;
    };

	this.exportMaterials = function()
	{
		var rtnStr = "";
		if (this._materialArray && this._materialNodeArray)
		{
			var nMats = this._materialArray.length;
			rtnStr += "nMaterials: " + nMats + "\n";
			for (var i=0;  i<nMats;  i++)
			{
				var matNode  = this._materialNodeArray[i];
				rtnStr += "materialNodeName: " + matNode.name + "\n";

				var material = this._materialArray[i];
				rtnStr += material.export();
			}
		}
		else
			rtnStr += "nMaterials: 0\n" ;

		return rtnStr;
	}

	this.importMaterials = function(importStr)
	{
		var nMaterials = Number( this.getPropertyFromString( "nMaterials: ", importStr )  );
		for (var i=0;  i<nMaterials;  i++)
		{
			var mat;
			var materialType = this.getPropertyFromString( "material: ",	importStr );
			switch (materialType)
			{
				case "flat":			mat = new FlatMaterial();				break;
				case "radialGradient":  mat = new RadialGradientMaterial();		break;
				case "linearGradient":  mat = new LinearGradientMaterial();		break;
				case "bumpMetal":		mat = new BumpMetalMaterial();			break;
				case "uber":			mat = new UberMaterial();				break;
				case "plasma":			mat = new PlasmaMaterial();				break;
				case "deform":			mat = new DeformMaterial();				break;
				case "water":			mat = new WaterMaterial();				break;
				case "tunnel":			mat = new TunnelMaterial();				break;
				case "reliefTunnel":	mat = new ReliefTunnelMaterial();		break;
				case "squareTunnel":	mat = new SquareTunnelMaterial();		break;
				case "twist":			mat = new TwiseMaterial();				break;
				case "fly":				mat = new FlyMaterial();				break;
				case "julia":			mat = new JuliaMaterial();				break;
				case "mandel":			mat = new MandelMaterial();				break;
				case "star":			mat = new StarMaterial();				break;
				case "zinvert":			mat = new ZInvertMaterial();			break;
				case "keleidoscope":	mat = new KeleidoscopeMaterial();		break;
				case "radialBlur":		mat = new RadialBlurMaterial();			break;
				case "pulse":			mat = new PulseMaterial();				break;

				default:
					console.log( "material type: " + materialType + " is not supported" );
					break;
			}

			if (mat)
				mat.import( importStr );

			// pull off the end of the material 
			var endMat = "endMaterial\n";
			var endIndex = importStr.indexOf( endMat );
			if (endIndex < 0)  break;
			importStr = importStr.substr( endIndex + endMat.length );
		}
	}

    this.translate   = function(v) {
        var mat = Matrix.Translation( v );
        //var mat2 = mat.multiply( this._matrix );
        //this._matrix = mat2;
		glmat4.multiply(mat, this._matrix, this._matrix);
    };

    this.transform  = function( mat ) {
        if (mat) {
            //this._matrix = mat.multiply( this._matrix );
			glmat4.multiply(mat, this._matrix, this._matrix);
		}
    };

    this.setMatrix  = function(mat) {
        var gl = this.getWorld().getGLContext();
        if (gl) {
            gl.uniformMatrix4fv(this.getWorld().getShaderProgram().mvMatrixUniform, false, new Float32Array(mat));
        }
    };

    this.buildBuffers = function() {
        // this function must be overridden by the base class
        alert( "GLGeomObj.buildBuffers must be overridden by base class" );
    };

    this.render = function() {
        alert( "GLGeomObj.render method must be overridden by sub class" );
    };

    this.collidesWithPoint = function( x, y ) {
        alert( "GLGeomObj.collidesWithPoint method must be overridden by sub class" );
    };

    this.getNearPoint = function( pt, dir ) {
		// the alert is not displayed.  Objects may choose not to implement this method.
        //alert( "GLGeomObj.getNearPoint method must be overridden by sub class" );
    };

	this.getNearVertex = function( pt, dir ) {
		// this should be overridden by objects (such as rectangles) that have corners
	};

    this.containsPoint = function( pt, dir ) {
		// the alert is not displayed.  Objects may choose not to implement this method.
        //alert( "GLGeomObj.containsPoint method must be overridden by sub class" );
    };

	this.getPropertyFromString = function( prop, str ) {
		var index = str.indexOf( prop );
		if (index < 0)  throw new Error( "property " + prop + " not found in string: " + str);

		var rtnStr = str.substr( index+prop.length );
		index = rtnStr.indexOf( "\n" );
		if (index >= 0) {
			rtnStr = rtnStr.substr(0, index);
        }

		return rtnStr;
	};

    /*
    this.export = function() {
		var rtnStr;
		return rtnStr;
    }
    */
};

if (typeof exports === "object") {
    exports.GeomObj = GeomObj;
}