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/*****************************************************************************
* Open MCT, Copyright (c) 2014-2021, United States Government
* as represented by the Administrator of the National Aeronautics and Space
* Administration. All rights reserved.
*
* Open MCT is licensed under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
* http://www.apache.org/licenses/LICENSE-2.0.
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*
* Open MCT includes source code licensed under additional open source
* licenses. See the Open Source Licenses file (LICENSES.md) included with
* this source code distribution or the Licensing information page available
* at runtime from the About dialog for additional information.
*****************************************************************************/
/**
* @label string (required) display name of shape
* @drawWebGL integer (unique, required) index provided to WebGL Fragment Shader
* @drawC2D function (required) canvas2d draw function
*/
export const MARKER_SHAPES = {
point: {
label: 'Point',
drawWebGL: 1,
drawC2D: function (x, y, size) {
const offset = size / 2;
this.c2d.fillRect(x - offset, y - offset, size, size);
}
},
circle: {
label: 'Circle',
drawWebGL: 2,
drawC2D: function (x, y, size) {
const radius = size / 2;
this.c2d.beginPath();
this.c2d.arc(x, y, radius, 0, 2 * Math.PI, false);
this.c2d.closePath();
this.c2d.fill();
}
},
diamond: {
label: 'Diamond',
drawWebGL: 3,
drawC2D: function (x, y, size) {
const offset = size / 2;
const top = [x, y + offset];
const right = [x + offset, y];
const bottom = [x, y - offset];
const left = [x - offset, y];
this.c2d.beginPath();
this.c2d.moveTo(...top);
this.c2d.lineTo(...right);
this.c2d.lineTo(...bottom);
this.c2d.lineTo(...left);
this.c2d.closePath();
this.c2d.fill();
}
},
triangle: {
label: 'Triangle',
drawWebGL: 4,
drawC2D: function (x, y, size) {
const offset = size / 2;
const v1 = [x, y - offset];
const v2 = [x - offset, y + offset];
const v3 = [x + offset, y + offset];
this.c2d.beginPath();
this.c2d.moveTo(...v1);
this.c2d.lineTo(...v2);
this.c2d.lineTo(...v3);
this.c2d.closePath();
this.c2d.fill();
}
}
};
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