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这是一个 室内3D/2D地图展示系统 ，采用纯前端技术实现，支持购物中心、商场等室内场景的可视化展示。项目支持3D和2D两种渲染模式，具备… #14

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这是一个 室内3D/2D地图展示系统 ，采用纯前端技术实现，支持购物中心、商场等室内场景的可视化展示。项目支持3D和2D两种渲染模式，具备… #14

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30 changes: 21 additions & 9 deletions js/IndoorMap3d.js
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -238,7 +238,8 @@ IndoorMap3d = function(mapdiv){

//select object(just hight light it)
function select(obj){
obj.currentHex = _selected.material.color.getHex();
if(!obj || !obj.material) return;
obj.currentHex = obj.material.color.getHex();
obj.material.color = new THREE.Color(_theme.selected);
obj.scale = new THREE.Vector3(2,2,2);
}
Expand All @@ -260,7 +261,10 @@ IndoorMap3d = function(mapdiv){

_rayCaster.set( _this.camera.position, vector.sub( _this.camera.position ).normalize() );

var intersects = _rayCaster.intersectObjects( _this.mall.root.children[0].children );
var intersects = [];
if (_this.mall && _this.mall.root && _this.mall.root.children[0] && _this.mall.root.children[0].children) {
intersects = _rayCaster.intersectObjects( _this.mall.root.children[0].children );
}

if ( intersects.length > 0 ) {

Expand All @@ -269,18 +273,22 @@ IndoorMap3d = function(mapdiv){
if ( _selected ) {
_selected.material.color.setHex( _selected.currentHex );
}
var foundSolidRoom = false;
for(var i=0; i<intersects.length; i++) {
_selected = intersects[ i ].object;
if(_selected.type && _selected.type == "solidroom") {
var obj = intersects[ i ].object;
if(obj.type && obj.type == "solidroom") {
_selected = obj;
select(_selected);
if(_selectionListener) {
_selectionListener(_selected.id); //notify the listener
}
foundSolidRoom = true;
break;
}else{
_selected = null;
}
if(_selected == null && _selectionListener != null){
}
if(!foundSolidRoom) {
_selected = null;
if(_selectionListener != null){
_selectionListener(-1);
}
}
Expand Down Expand Up @@ -396,14 +404,14 @@ IndoorMap3d = function(mapdiv){
var imgWidthHalf1 = sprite.width / 2;
var imgHeightHalf1 = sprite.height / 2;
var rect1 = new Rect(sprite.position.x - imgWidthHalf1, sprite.position.y - imgHeightHalf1,
sprite.position.x + imgHeightHalf1, sprite.position.y + imgHeightHalf1 );
sprite.position.x + imgWidthHalf1, sprite.position.y + imgHeightHalf1 );

var sprite2 = spritelist.children[j];
var sprite2Pos = sprite2.position;
var imgWidthHalf2 = sprite2.width / 2;
var imgHeightHalf2 = sprite2.height / 2;
var rect2 = new Rect(sprite2Pos.x - imgWidthHalf2, sprite2Pos.y - imgHeightHalf2,
sprite2Pos.x + imgHeightHalf2, sprite2Pos.y + imgHeightHalf2 );
sprite2Pos.x + imgWidthHalf2, sprite2Pos.y + imgHeightHalf2 );

if(sprite2.visible && rect1.isCollide(rect2)){
visible = false;
Expand All @@ -412,8 +420,12 @@ IndoorMap3d = function(mapdiv){

rect1.tl[0] -= visibleMargin;
rect1.tl[1] -= visibleMargin;
rect1.br[0] += visibleMargin;
rect1.br[1] += visibleMargin;
rect2.tl[0] -= visibleMargin;
rect2.tl[1] -= visibleMargin;
rect2.br[0] += visibleMargin;
rect2.br[1] += visibleMargin;


if(sprite.visible == false && rect1.isCollide(rect2)){
Expand Down
5 changes: 5 additions & 0 deletions js/OrbitControls.js
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -431,6 +431,10 @@ THREE.OrbitControls = function ( object, domElement ) {

switch ( event.touches.length ) {

case 0:
state = STATE.NONE;
break;

case 2:

state = STATE.TOUCH_ROTATE;
Expand All @@ -452,6 +456,7 @@ THREE.OrbitControls = function ( object, domElement ) {

default:
state = STATE.NONE;
return;

}
document.addEventListener( 'touchend', touchend, false );
Expand Down