webglimpse
Version:
Webglimpse is a data visualization library for the web.
102 lines • 15.2 kB
JavaScript
/*
* Copyright (c) 2014, Metron, Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors
* may be used to endorse or promote products derived from this software without
* specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
import { Pane } from '../core';
import { newBackgroundPainter } from '../misc';
import { hasval } from '../util/util';
export function newInsets(...insets) {
switch (insets.length) {
case 1:
return {
top: insets[0],
right: insets[0],
bottom: insets[0],
left: insets[0]
};
case 2:
return {
top: insets[0],
right: insets[1],
bottom: insets[0],
left: insets[1]
};
case 3:
return {
top: insets[0],
right: insets[1],
bottom: insets[2],
left: insets[1]
};
case 4:
return {
top: insets[0],
right: insets[1],
bottom: insets[2],
left: insets[3]
};
default:
throw new Error('Expected 1, 2, 3, or 4 args, but found ' + insets.length);
}
}
export function newInsetLayout(insets) {
return {
updatePrefSize: function (parentPrefSize, children) {
if (children.length === 0) {
parentPrefSize.w = insets.left + insets.right;
parentPrefSize.h = insets.top + insets.bottom;
}
else if (children.length === 1) {
const childPrefSize = children[0].prefSize;
parentPrefSize.w = (hasval(childPrefSize.w) ? childPrefSize.w + insets.left + insets.right : null);
parentPrefSize.h = (hasval(childPrefSize.h) ? childPrefSize.h + insets.top + insets.bottom : null);
}
else if (children.length > 1) {
throw new Error('Inset layout works with at most 1 child, but pane has ' + this.children.length + ' children');
}
},
updateChildViewports: function (children, parentViewport) {
if (children.length === 1) {
const childViewport = children[0].viewport;
childViewport.setEdges(parentViewport.iStart + insets.left, parentViewport.iEnd - insets.right, parentViewport.jStart + insets.bottom, parentViewport.jEnd - insets.top);
}
else if (children.length > 1) {
throw new Error('Inset layout works with at most 1 child, but pane has ' + this.children.length + ' children');
}
}
};
}
export function newInsetPane(pane, insets, bgColor = null, consumeInputEvents = true) {
const insetPane = new Pane(newInsetLayout(insets), consumeInputEvents);
if (hasval(bgColor)) {
insetPane.addPainter(newBackgroundPainter(bgColor));
}
insetPane.addPane(pane);
return insetPane;
}
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Redistributions of source code must retain the above copyright notice, this\r\n *    list of conditions and the following disclaimer.\r\n *\r\n * 2. Redistributions in binary form must reproduce the above copyright notice,\r\n *    this list of conditions and the following disclaimer in the documentation\r\n *    and/or other materials provided with the distribution.\r\n *\r\n * 3. Neither the name of the copyright holder nor the names of its contributors\r\n *    may be used to endorse or promote products derived from this software without\r\n *    specific prior written permission.\r\n *\r\n * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS \"AS IS\" AND\r\n * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED\r\n * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE\r\n * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR\r\n * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES\r\n * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;\r\n * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON\r\n * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT\r\n * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS\r\n * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.\r\n */\r\nimport { Layout, LayoutEntry, Pane } from '../core';\r\nimport { Size, BoundsUnmodifiable } from '../bounds';\r\nimport { Color } from '../color';\r\nimport { newBackgroundPainter } from '../misc';\r\nimport { hasval } from '../util/util';\r\n\r\n\r\nexport interface Insets {\r\n    top: number;\r\n    right: number;\r\n    bottom: number;\r\n    left: number;\r\n}\r\n\r\n\r\nexport function newInsets(...insets: number[]): Insets {\r\n    switch (insets.length) {\r\n\r\n        case 1:\r\n            return {\r\n                top: insets[0],\r\n                right: insets[0],\r\n                bottom: insets[0],\r\n                left: insets[0]\r\n            };\r\n\r\n        case 2:\r\n            return {\r\n                top: insets[0],\r\n                right: insets[1],\r\n                bottom: insets[0],\r\n                left: insets[1]\r\n            };\r\n\r\n        case 3:\r\n            return {\r\n                top: insets[0],\r\n                right: insets[1],\r\n                bottom: insets[2],\r\n                left: insets[1]\r\n            };\r\n\r\n        case 4:\r\n            return {\r\n                top: insets[0],\r\n                right: insets[1],\r\n                bottom: insets[2],\r\n                left: insets[3]\r\n            };\r\n\r\n        default:\r\n            throw new Error('Expected 1, 2, 3, or 4 args, but found ' + insets.length);\r\n    }\r\n}\r\n\r\n\r\nexport function newInsetLayout(insets: Insets): Layout {\r\n    return <Layout>{\r\n        updatePrefSize: function (parentPrefSize: Size, children: LayoutEntry[]) {\r\n            if (children.length === 0) {\r\n                parentPrefSize.w = insets.left + insets.right;\r\n                parentPrefSize.h = insets.top + insets.bottom;\r\n            }\r\n            else if (children.length === 1) {\r\n                const childPrefSize = children[0].prefSize;\r\n                parentPrefSize.w = (hasval(childPrefSize.w) ? childPrefSize.w + insets.left + insets.right : null);\r\n                parentPrefSize.h = (hasval(childPrefSize.h) ? childPrefSize.h + insets.top + insets.bottom : null);\r\n            }\r\n            else if (children.length > 1) {\r\n                throw new Error('Inset layout works with at most 1 child, but pane has ' + this.children.length + ' children');\r\n            }\r\n        },\r\n        updateChildViewports: function (children: LayoutEntry[], parentViewport: BoundsUnmodifiable) {\r\n            if (children.length === 1) {\r\n                const childViewport = children[0].viewport;\r\n                childViewport.setEdges(parentViewport.iStart + insets.left,\r\n                    parentViewport.iEnd - insets.right,\r\n                    parentViewport.jStart + insets.bottom,\r\n                    parentViewport.jEnd - insets.top);\r\n            }\r\n            else if (children.length > 1) {\r\n                throw new Error('Inset layout works with at most 1 child, but pane has ' + this.children.length + ' children');\r\n            }\r\n        }\r\n    };\r\n}\r\n\r\n\r\nexport function newInsetPane(pane: Pane, insets: Insets, bgColor: Color = null, consumeInputEvents: boolean = true): Pane {\r\n    const insetPane = new Pane(newInsetLayout(insets), consumeInputEvents);\r\n    if (hasval(bgColor)) {\r\n        insetPane.addPainter(newBackgroundPainter(bgColor));\r\n    }\r\n    insetPane.addPane(pane);\r\n    return insetPane;\r\n}\r\n\r\n\r\n"]}