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From: Dominik Csapak <d.csapak@proxmox.com>
To: pve-devel@lists.proxmox.com
Date: Wed, 23 Mar 2022 11:34:35 +0100
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Subject: [pve-devel] [PATCH widget-toolkit v4 1/1] add tag related helpers
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helpers to
* generate a color from a string consistently
* generate a html tag for a tag
* related css classes
Signed-off-by: Dominik Csapak <d.csapak@proxmox.com>
---
src/Utils.js | 35 +++++++++++++++++++++++++++++
src/css/ext6-pmx.css | 52 ++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 87 insertions(+)
diff --git a/src/Utils.js b/src/Utils.js
index 6a03057..3130b2a 100644
--- a/src/Utils.js
+++ b/src/Utils.js
@@ -1272,6 +1272,41 @@ utilities: {
.map(val => val.charCodeAt(0)),
);
},
+
+ stringToRGB: function(string) {
+ let hash = 0;
+ if (!string) {
+ return hash;
+ }
+ string += 'prox'; // give short strings more variance
+ for (let i = 0; i < string.length; i++) {
+ hash = string.charCodeAt(i) + ((hash << 5) - hash);
+ hash = hash & hash; // to int
+ }
+ return [
+ hash & 255,
+ (hash >> 8) & 255,
+ (hash >> 16) & 255,
+ 0.8, // make the colors a little lighter
+ ];
+ },
+
+ rgbToCss: function(rgb) {
+ return `rgb(${rgb[0]}, ${rgb[1]}, ${rgb[2]}, ${rgb[3]})`;
+ },
+
+ rgbToLuminance: function(rgb) {
+ // https://en.wikipedia.org/wiki/Relative_luminance
+ return (0.2126 * rgb[0] + 0.7152*rgb[1] + 0.0722*rgb[2])/rgb[3];
+ },
+
+ getTagElement: function(string, color_overrides) {
+ let rgb = color_overrides?.[string] || Proxmox.Utils.stringToRGB(string);
+ let bgcolor = Proxmox.Utils.rgbToCss(rgb);
+ let txtCls = Proxmox.Utils.rgbToLuminance(rgb) < 160 ? 'light' : 'dark';
+ let cls = `proxmox-tag-${txtCls}`;
+ return `<span class="${cls}" style="background-color: ${bgcolor};">${string}</span>`;
+ },
},
singleton: true,
diff --git a/src/css/ext6-pmx.css b/src/css/ext6-pmx.css
index 1d815c6..7c01d2f 100644
--- a/src/css/ext6-pmx.css
+++ b/src/css/ext6-pmx.css
@@ -6,6 +6,58 @@
background-color: LightYellow;
}
+.proxmox-tags-full .proxmox-tag-light,
+.proxmox-tags-full .proxmox-tag-dark {
+ border-radius: 9px;
+ padding: 1px 8px;
+ margin: 0px 1px;
+}
+
+.proxmox-tags-circle .proxmox-tag-light,
+.proxmox-tags-circle .proxmox-tag-dark {
+ margin: 0px 1px;
+ position: relative;
+ top: 2px;
+ border-radius: 6px;
+ height: 12px;
+ width: 12px;
+ display: inline-block;
+ color: transparent;
+ overflow: hidden;
+}
+
+.proxmox-tags-none .proxmox-tag-light,
+.proxmox-tags-none .proxmox-tag-dark {
+ display: none;
+}
+
+.proxmox-tags-dense .proxmox-tag-light,
+.proxmox-tags-dense .proxmox-tag-dark {
+ width: 5px;
+ display: inline-block;
+ color: transparent;
+ overflow: hidden;
+ vertical-align: bottom;
+}
+
+.proxmox-tags-full .proxmox-tag-light {
+ color: #fff;
+ background-color: #383838;
+}
+
+.proxmox-tags-full .proxmox-tag-light span::selection {
+ background-color: #000;
+}
+
+.proxmox-tags-full .proxmox-tag-dark {
+ color: #000;
+ background-color: #f0f0f0;
+}
+
+.proxmox-tags-full .proxmox-tag-dark span::selection {
+ background-color: #FFF;
+}
+
.x-mask-msg-text {
text-align: center;
}
--
2.30.2