TDataView_ui/scripts/mod/tools/toolMeasuringDistance.js

define(function () {

	var status = {
		initialized: false,
		firstAddMeasuring: true
	};
	var modValue = {
		mearsuringGroup: null
	}
	var clickCount = 0;
	/**
	 * 初始化并订阅事件
	 * @return {[type]} [description]
	 */	
	function init() {
		if (!status.initialized) {
			subscribe();
			status.initialized = true
		}
		afac()
	}

	function afac() {
		ONEMAP.C.publisher.publish({
			modName: 'toolMeasuringDistance'
		}, 'tools:active');
		$("#measuringText").show().text('左键单击绘制测量点');
		if(map23DData.mouseIn == '3D'){
			$("#measuringText").hide();
		}
		if ($(".tools-distance").hasClass("cur")) {
			switchTip();
			document.onclick = function () {
				clickCount++;
				if (clickCount > 0) {
					$("#measuringText").text('左键双击结束测量');
				}
				switchTip();
			}
			document.ondblclick = function () {
				clickCount = 0;
				$("#measuringText").text('左键单击绘制测量点');
				switchTip();
			}
		} else {
			$("#measuringText").text('').hide();
		}
	}

	function switchTip() {
		document.onmousemove = function (ev) {
			var oEvent = ev || event;
			var oDiv = document.getElementById('measuringText');
			var scrollTop = document.documentElement.scrollTop || document.body.scrollTop;
			var scrollLeft = document.documentElement.scrollLeft || document.body.scrollLeft;
			oDiv.style.left = oEvent.clientX + scrollLeft + 'px';
			oDiv.style.top = oEvent.clientY + scrollTop + 'px';
		}
	}

	/**
	 * 注册订阅
	 * @type {Function}
	 * 推送：ONEMAP.C.publisher.publish(options,'moduleName::type');
	 * 订阅：ONEMAP.C.publisher.subscribe(layoutResize,'sideBarLayoutChange');
	 */
	function subscribe() {
		ONEMAP.C.publisher.subscribe(remove, 'tools:active');
		ONEMAP.C.publisher.subscribe(clearMeasuring, 'cleanMap');
		ONEMAP.C.publisher.subscribe(clearMeasuring, 'controlMearsuring');
		ONEMAP.C.publisher.subscribe(change23DMeasureDistance, 'change23D');
	}

	function change23DMeasureDistance(type) {
		if ($('#toolsBar .tools-distance').hasClass('cur')) {
			map2DViewer.setDistanceTool({
				action: 'clear'
			})
			map3DViewer.measureDistance({
				action: 'remove'
			})
			if (type == '2d') {
				$("#measuringText").show()
				map2DViewer.setDistanceTool({
					action: 'add'
				});
			} else if (type == '3d') {
				$("#measuringText").hide()
				map3DViewer.measureDistance({
					action: 'add'
				});
			}
		}
	}

	function clearMeasuring(options) {
		if (options) {
			if (options.action == 'clear') {
				map2DViewer.setDistanceTool({
					action: 'clear'
				});
				map3DViewer.measureDistance({
					action: 'clear'
				});
				status.firstAddMeasuring = true;
				remove({
					modName: 'clear'
				});
			}
		} else {
			map2DViewer.setDistanceTool({
				action: 'clear'
			});
			map3DViewer.measureDistance({
				action: 'clear'
			});
			status.firstAddMeasuring = true;
			remove({
				modName: 'clear'
			});
		}
	};

	function remove(options) {
		if (options.modName == 'cleanMap') {
			clearMeasuring({
				action: 'clear'
			})
		}
		if (options.modName == 'toolMeasuringDistance') {
			if ($('#toolsBar .tools-distance').hasClass('cur')) {
				if (map23DData.display.map2D) {
					map2DViewer.setDistanceTool({
						action: 'remove',
						offset: [150, 50]
					});
				} else if (map23DData.display.map3D) {
					map3DViewer.measureDistance({
						action: 'remove'
					});
				}
				ONEMAP.M.mapHolder.mouseHand();
				$('#toolsBar .tools-distance').removeClass('cur');
			} else {
				if (map23DData.display.map2D) {
					ONEMAP.M.mapHolder.removeMouseHand();
					if (status.firstAddMeasuring) {
						map2DViewer.setDistanceTool({
							action: 'add',
							offset: [150, 50],
							background: "#fff",
							color: "red",
							font_size: "14px",
							closeButton: true
						});
						status.firstAddMeasuring = false;
					} else {
						map2DViewer.setDistanceTool({
							action: 'restart',
							offset: [150, 50],
							background: "#fff",
							color: "red",
							font_size: "14px",
							closeButton: true
						});
					}

				} else if (map23DData.display.map3D) {
					map3DViewer.measureDistance({
						action: 'add'
					});
				}
				$('#toolsBar .tools-distance').addClass('cur');
				// ONEMAP.C.publisher.publish('add::diatance','mearsuring');
			}
		} else {
			if (options.modName != "toolMeasuringArea" && options.modName != "toolMeasuringDistance") {
				ONEMAP.M.mapHolder.mouseHand();
			}
			if ($('#toolsBar .tools-distance').hasClass('cur')) {
				if (map23DData.display.map2D) {
					map2DViewer.setDistanceTool({
						action: 'remove',
						offset: [150, 50]
					});
				} else if (map23DData.display.map3D) {
					//if (options.modName != 'toolMeasuringArea') {
					map3DViewer.measureDistance({
						action: 'remove'
					});
					//}
				}
				$('#toolsBar .tools-distance').removeClass('cur');
				//ONEMAP.M.mapHolder.mouseHand();
			}
		}
	}
	return ONEMAP.M.toolMeasuringDistance = {
		init: init,
		modValue: modValue
	}
})