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103 lines
2.7 KiB
JavaScript
103 lines
2.7 KiB
JavaScript
//
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// toolIcon.js
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//
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// Created by David Rowe on 28 Jul 2017.
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// Copyright 2017 High Fidelity, Inc.
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//
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// Distributed under the Apache License, Version 2.0.
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// See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
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//
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/* global ToolIcon */
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ToolIcon = function (side) {
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// Tool icon displayed on non-dominant hand.
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"use strict";
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var NONE = 0,
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SCALE_HANDLES = 1,
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ICON_COLORS = [
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{ red: 0, green: 0, blue: 0 }, // Unused entry for NONE.
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{ red: 0, green: 240, blue: 240 }
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],
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LEFT_HAND = 0,
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AVATAR_SELF_ID = "{00000000-0000-0000-0000-000000000001}",
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ICON_DIMENSIONS = { x: 0.1, y: 0.01, z: 0.1 },
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ICON_POSITION = { x: 0, y: 0.01, z: 0 },
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ICON_ROTATION = Quat.fromVec3Degrees({ x: 0, y: 0, z: 0 }),
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ICON_TYPE = "sphere",
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ICON_PROPERTIES = {
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dimensions: ICON_DIMENSIONS,
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localPosition: ICON_POSITION,
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localRotation: ICON_ROTATION,
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solid: true,
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alpha: 1.0,
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parentID: AVATAR_SELF_ID,
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ignoreRayIntersection: false,
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visible: true
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},
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HAND_JOINT_NAME = side === LEFT_HAND ? "LeftHand" : "RightHand",
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iconOverlay = null;
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if (!this instanceof ToolIcon) {
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return new ToolIcon();
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}
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function update() {
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// TODO: Display icon animation.
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// TODO: Clear icon animation.
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}
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function display(icon) {
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// Displays icon on hand.
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var handJointIndex,
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iconProperties;
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handJointIndex = MyAvatar.getJointIndex(HAND_JOINT_NAME);
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if (handJointIndex === -1) {
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// Don't display if joint isn't available (yet) to attach to.
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// User can clear this condition by toggling the app off and back on once avatar finishes loading.
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// TODO: Log error.
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return;
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}
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if (iconOverlay === null) {
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iconProperties = Object.clone(ICON_PROPERTIES);
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iconProperties.parentJointIndex = handJointIndex;
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iconProperties.color = ICON_COLORS[icon];
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iconOverlay = Overlays.addOverlay(ICON_TYPE, iconProperties);
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} else {
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Overlays.editOverlay(iconOverlay, { color: ICON_COLORS[icon] });
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}
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}
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function clear() {
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// Deletes current icon.
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if (iconOverlay) {
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Overlays.deleteOverlay(iconOverlay);
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iconOverlay = null;
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}
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}
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function destroy() {
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clear();
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}
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return {
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NONE: NONE,
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SCALE_HANDLES: SCALE_HANDLES,
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update: update,
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display: display,
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clear: clear,
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destroy: destroy
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};
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};
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ToolIcon.prototype = {};
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