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Possibility to style markers with css hover #5

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Possibility to style markers with css hover #5

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49 changes: 7 additions & 42 deletions index.js
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Original file line number Diff line number Diff line change
Expand Up @@ -65,17 +65,6 @@ function MarkerLabel_(marker, crossURL, handCursorURL) {
this.labelDiv_ = document.createElement("div");
this.labelDiv_.style.cssText = "position: absolute; overflow: hidden;";

// Set up the DIV for handling mouse events in the label. This DIV forms a transparent veil
// in the "overlayMouseTarget" pane, a veil that covers just the label. This is done so that
// events can be captured even if the label is in the shadow of a google.maps.InfoWindow.
// Code is included here to ensure the veil is always exactly the same size as the label.
this.eventDiv_ = document.createElement("div");
this.eventDiv_.style.cssText = this.labelDiv_.style.cssText;

// This is needed for proper behavior on MSIE:
this.eventDiv_.setAttribute("onselectstart", "return false;");
this.eventDiv_.setAttribute("ondragstart", "return false;");

// Get the DIV for the "X" to be displayed when the marker is raised.
this.crossDiv_ = MarkerLabel_.getSharedCross(crossURL);
}
Expand Down Expand Up @@ -137,27 +126,27 @@ MarkerLabel_.prototype.onAdd = function () {
};

this.getPanes().markerLayer.appendChild(this.labelDiv_);
this.getPanes().overlayMouseTarget.appendChild(this.eventDiv_);
this.getPanes().overlayMouseTarget.appendChild(this.labelDiv_);
// One cross is shared with all markers, so only add it once:
if (typeof MarkerLabel_.getSharedCross.processed === "undefined") {
this.getPanes().markerLayer.appendChild(this.crossDiv_);
MarkerLabel_.getSharedCross.processed = true;
}

this.listeners_ = [
google.maps.event.addDomListener(this.eventDiv_, "mouseover", function (e) {
google.maps.event.addDomListener(this.labelDiv_, "mouseover", function (e) {
if (me.marker_.getDraggable() || me.marker_.getClickable()) {
this.style.cursor = "pointer";
google.maps.event.trigger(me.marker_, "mouseover", e);
}
}),
google.maps.event.addDomListener(this.eventDiv_, "mouseout", function (e) {
google.maps.event.addDomListener(this.labelDiv_, "mouseout", function (e) {
if ((me.marker_.getDraggable() || me.marker_.getClickable()) && !cDraggingLabel) {
this.style.cursor = me.marker_.getCursor();
google.maps.event.trigger(me.marker_, "mouseout", e);
}
}),
google.maps.event.addDomListener(this.eventDiv_, "mousedown", function (e) {
google.maps.event.addDomListener(this.labelDiv_, "mousedown", function (e) {
cDraggingLabel = false;
if (me.marker_.getDraggable()) {
cMouseIsDown = true;
Expand Down Expand Up @@ -238,7 +227,7 @@ MarkerLabel_.prototype.onAdd = function () {
}
}
}),
google.maps.event.addDomListener(this.eventDiv_, "click", function (e) {
google.maps.event.addDomListener(this.labelDiv_, "click", function (e) {
if (me.marker_.getDraggable() || me.marker_.getClickable()) {
if (cIgnoreClick) { // Ignore the click reported when a label drag ends
cIgnoreClick = false;
Expand All @@ -248,7 +237,7 @@ MarkerLabel_.prototype.onAdd = function () {
}
}
}),
google.maps.event.addDomListener(this.eventDiv_, "dblclick", function (e) {
google.maps.event.addDomListener(this.labelDiv_, "dblclick", function (e) {
if (me.marker_.getDraggable() || me.marker_.getClickable()) {
google.maps.event.trigger(me.marker_, "dblclick", e);
cAbortEvent(e); // Prevent map zoom when double-clicking on a label
Expand Down Expand Up @@ -317,7 +306,6 @@ MarkerLabel_.prototype.onAdd = function () {
MarkerLabel_.prototype.onRemove = function () {
var i;
this.labelDiv_.parentNode.removeChild(this.labelDiv_);
this.eventDiv_.parentNode.removeChild(this.eventDiv_);

// Remove event listeners:
for (i = 0; i < this.listeners_.length; i++) {
Expand All @@ -344,20 +332,13 @@ MarkerLabel_.prototype.setContent = function () {
var content = this.marker_.get("labelContent");
if (typeof content.nodeType === "undefined") {
this.labelDiv_.innerHTML = content;
this.eventDiv_.innerHTML = this.labelDiv_.innerHTML;
} else {
// Remove current content
while (this.labelDiv_.lastChild) {
this.labelDiv_.removeChild(this.labelDiv_.lastChild);
}

while (this.eventDiv_.lastChild) {
this.eventDiv_.removeChild(this.eventDiv_.lastChild);
}

this.labelDiv_.appendChild(content);
content = content.cloneNode(true);
this.eventDiv_.appendChild(content);
}
};

Expand All @@ -367,7 +348,7 @@ MarkerLabel_.prototype.setContent = function () {
* @private
*/
MarkerLabel_.prototype.setTitle = function () {
this.eventDiv_.title = this.marker_.getTitle() || "";
this.labelDiv_.title = this.marker_.getTitle() || "";
};

/**
Expand All @@ -380,17 +361,14 @@ MarkerLabel_.prototype.setStyles = function () {

// Apply style values from the style sheet defined in the labelClass parameter:
this.labelDiv_.className = this.marker_.get("labelClass");
this.eventDiv_.className = this.labelDiv_.className;

// Clear existing inline style values:
this.labelDiv_.style.cssText = "";
this.eventDiv_.style.cssText = "";
// Apply style values defined in the labelStyle parameter:
labelStyle = this.marker_.get("labelStyle");
for (i in labelStyle) {
if (labelStyle.hasOwnProperty(i)) {
this.labelDiv_.style[i] = labelStyle[i];
this.eventDiv_.style[i] = labelStyle[i];
}
}
this.setMandatoryStyles();
Expand All @@ -410,12 +388,6 @@ MarkerLabel_.prototype.setMandatoryStyles = function () {
this.labelDiv_.style.filter = "alpha(opacity=" + (this.labelDiv_.style.opacity * 100) + ")";
}

this.eventDiv_.style.position = this.labelDiv_.style.position;
this.eventDiv_.style.overflow = this.labelDiv_.style.overflow;
this.eventDiv_.style.opacity = 0.01; // Don't use 0; DIV won't be clickable on MSIE
this.eventDiv_.style.MsFilter = "\"progid:DXImageTransform.Microsoft.Alpha(opacity=1)\"";
this.eventDiv_.style.filter = "alpha(opacity=1)"; // For MSIE

this.setAnchor();
this.setPosition(); // This also updates z-index, if necessary.
this.setVisible();
Expand All @@ -429,8 +401,6 @@ MarkerLabel_.prototype.setAnchor = function () {
var anchor = this.marker_.get("labelAnchor");
this.labelDiv_.style.marginLeft = -anchor.x + "px";
this.labelDiv_.style.marginTop = -anchor.y + "px";
this.eventDiv_.style.marginLeft = -anchor.x + "px";
this.eventDiv_.style.marginTop = -anchor.y + "px";
};

/**
Expand All @@ -444,8 +414,6 @@ MarkerLabel_.prototype.setPosition = function (yOffset) {
}
this.labelDiv_.style.left = Math.round(position.x) + "px";
this.labelDiv_.style.top = Math.round(position.y - yOffset) + "px";
this.eventDiv_.style.left = this.labelDiv_.style.left;
this.eventDiv_.style.top = this.labelDiv_.style.top;

this.setZIndex();
};
Expand All @@ -460,10 +428,8 @@ MarkerLabel_.prototype.setZIndex = function () {
var zAdjust = (this.marker_.get("labelInBackground") ? -1 : +1);
if (typeof this.marker_.getZIndex() === "undefined") {
this.labelDiv_.style.zIndex = parseInt(this.labelDiv_.style.top, 10) + zAdjust;
this.eventDiv_.style.zIndex = this.labelDiv_.style.zIndex;
} else {
this.labelDiv_.style.zIndex = this.marker_.getZIndex() + zAdjust;
this.eventDiv_.style.zIndex = this.labelDiv_.style.zIndex;
}
};

Expand All @@ -478,7 +444,6 @@ MarkerLabel_.prototype.setVisible = function () {
} else {
this.labelDiv_.style.display = "none";
}
this.eventDiv_.style.display = this.labelDiv_.style.display;
};

/**
Expand Down