mirror of
https://github.com/EGroupware/egroupware.git
synced 2024-12-23 23:29:31 +01:00
114 lines
3.2 KiB
JavaScript
114 lines
3.2 KiB
JavaScript
/*
|
|
DynAPI Distribution
|
|
MotionX Class by Raymond Irving (http://dyntools.shorturl.com)
|
|
|
|
The DynAPI Distribution is distributed under the terms of the GNU LGPL license.
|
|
|
|
requires: Dynlayer
|
|
*/
|
|
|
|
MotionX = {}; // used by dynapi.library
|
|
|
|
DynLayer.prototype.makeSolid=function(){
|
|
this.isHard=true;
|
|
this._collideX=this.x;
|
|
this._collideY=this.x;
|
|
this.collideEvent ={
|
|
onlocationchange:function(e) {
|
|
var me=e.getSource();
|
|
var dirX='',dirY='';
|
|
// get direction
|
|
if (me._collideX!=me.x) {
|
|
if (me._collideX<me.x){dirX="E"}else{dirX="W"};
|
|
}
|
|
if (me._collideY!=me.y){
|
|
if (me._collideY<me.y){dirY="S"}else{dirY="N"};
|
|
}
|
|
// get angle direction
|
|
me._setCollideAngleDirection(me._collideX,me._collideY,me.x,me.y);
|
|
me._collideX=me.x;
|
|
me._collideY=me.y;
|
|
me._collideDirection=dirY+dirX;
|
|
me._checkForCollision();
|
|
}
|
|
}
|
|
this.addEventListener(this.collideEvent);
|
|
};
|
|
DynLayer.prototype._setCollideAngleDirection = function(x1,y1,x2,y2) {
|
|
var distx = (x2-x1),disty = (y1-y2),angle;
|
|
//if (distx==0 && disty==0) return 0;
|
|
var rad=Math.abs(Math.atan2(disty,distx))
|
|
if (disty>=0) {
|
|
if (distx>=0) angle = 90-(rad*180/Math.PI);
|
|
else angle = 270+(180-(rad*180/Math.PI));
|
|
}else{
|
|
angle = 90+(rad*180/Math.PI);
|
|
}
|
|
this._collideAngle=Math.ceil(angle);
|
|
};
|
|
DynLayer.prototype._checkForCollision=function(){
|
|
if (!this.parent.children.length>0) return false;
|
|
var ch,chX,sX,sY,colX1,colX2,colY1,colY2,n1,n2;
|
|
this.collideObject==null;
|
|
for (var i in this.parent.children) {
|
|
ch=this.parent.children[i];
|
|
if (ch!=this && ch.isHard==true) {
|
|
chX=ch.x;
|
|
chY=ch.y;
|
|
sX=this.x;
|
|
sY=this.y;
|
|
colX1=(sX>=chX && sX<=chX+ch.w);
|
|
colX2=(chX>=sX && chX<=sX+this.w);
|
|
colY1=(sY>=chY && sY<=chY+ch.h);
|
|
colY2=(chY>=sY && chY<=sY+this.h);
|
|
if ((colX1 || colX2) && (colY1 || colY2)) {
|
|
if (this._collideDirection=='NE') {
|
|
n1=((chY+ch.h)-this.y);n2=((sX+this.w)-chX);
|
|
if (n1<n2) {face="S"}else{face="W"}
|
|
}else if (this._collideDirection=='NW') {
|
|
n1=((chY+ch.h)-this.y);n2=((chX+ch.w)-sX);
|
|
if (n1<n2) {face="S"}else{face="E"}
|
|
}else if (this._collideDirection=='SE') {
|
|
n1=((sY+this.h)-ch.y);n2=((sX+this.w)-chX);
|
|
if (n1<n2) {face="N"}else{face="W"}
|
|
}else if (this._collideDirection=='SW') {
|
|
n1=((sY+this.h)-ch.y);n2=((chX+ch.w)-sX);
|
|
if (n1<n2) {face="N"}else{face="E"}
|
|
}else if (this._collideDirection=='E') {
|
|
face="W";
|
|
}else if (this._collideDirection=='W') {
|
|
face="E";
|
|
}else if (this._collideDirection=='N') {
|
|
face="S";
|
|
}else if (this._collideDirection=='S') {
|
|
face="N";
|
|
}
|
|
|
|
ch._impactSide=face;
|
|
if (face=="W"){this._impactSide="E"}
|
|
if (face=="E"){this._impactSide="W"}
|
|
if (face=="N"){this._impactSide="S"}
|
|
if (face=="S"){this._impactSide="N"}
|
|
|
|
this._collideObject=ch;
|
|
this.invokeEvent("collide");
|
|
ch._collideObject=this;
|
|
ch.invokeEvent("collide");
|
|
}
|
|
}
|
|
}
|
|
return false;
|
|
};
|
|
DynLayer.prototype.getImpactSide=function(){
|
|
return this._impactSide;
|
|
}
|
|
DynLayer.prototype.getObstacle=function(){
|
|
return this._collideObject;
|
|
}
|
|
DynLayer.prototype.getDirection=function(){
|
|
return this._collideDirection;
|
|
}
|
|
DynLayer.prototype.getDirectionAngle=function(){
|
|
return this._collideAngle;
|
|
}
|