New upstream version 1.11.1+dfsgupstream/1.11.1+dfsg

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 249 insertions, 0 deletions

diff --git a/web/gui/src/dashboard.js/common.js b/web/gui/src/dashboard.js/common.js
new file mode 100644
index 000000000..aa9d4bac3
--- /dev/null
+++ b/web/gui/src/dashboard.js/common.js
@@ -0,0 +1,249 @@
+
+// Compute common (joint) values over multiple charts.
+
+
+// commonMin & commonMax
+
+NETDATA.commonMin = {
+    keys: {},
+    latest: {},
+
+    globalReset: function () {
+        this.keys = {};
+        this.latest = {};
+    },
+
+    get: function (state) {
+        if (typeof state.tmp.__commonMin === 'undefined') {
+            // get the commonMin setting
+            state.tmp.__commonMin = NETDATA.dataAttribute(state.element, 'common-min', null);
+        }
+
+        let min = state.data.min;
+        let name = state.tmp.__commonMin;
+
+        if (name === null) {
+            // we don't need commonMin
+            //state.log('no need for commonMin');
+            return min;
+        }
+
+        let t = this.keys[name];
+        if (typeof t === 'undefined') {
+            // add our commonMin
+            this.keys[name] = {};
+            t = this.keys[name];
+        }
+
+        let uuid = state.uuid;
+        if (typeof t[uuid] !== 'undefined') {
+            if (t[uuid] === min) {
+                //state.log('commonMin ' + state.tmp.__commonMin + ' not changed: ' + this.latest[name]);
+                return this.latest[name];
+            } else if (min < this.latest[name]) {
+                //state.log('commonMin ' + state.tmp.__commonMin + ' increased: ' + min);
+                t[uuid] = min;
+                this.latest[name] = min;
+                return min;
+            }
+        }
+
+        // add our min
+        t[uuid] = min;
+
+        // find the common min
+        let m = min;
+        // for (let i in t) {
+        //     if (t.hasOwnProperty(i) && t[i] < m) m = t[i];
+        // }
+        for (const ti of Object.values(t)) {
+            if (ti < m) {
+                m = ti;
+            }
+        }
+
+        //state.log('commonMin ' + state.tmp.__commonMin + ' updated: ' + m);
+        this.latest[name] = m;
+        return m;
+    }
+};
+
+NETDATA.commonMax = {
+    keys: {},
+    latest: {},
+
+    globalReset: function () {
+        this.keys = {};
+        this.latest = {};
+    },
+
+    get: function (state) {
+        if (typeof state.tmp.__commonMax === 'undefined') {
+            // get the commonMax setting
+            state.tmp.__commonMax = NETDATA.dataAttribute(state.element, 'common-max', null);
+        }
+
+        let max = state.data.max;
+        let name = state.tmp.__commonMax;
+
+        if (name === null) {
+            // we don't need commonMax
+            //state.log('no need for commonMax');
+            return max;
+        }
+
+        let t = this.keys[name];
+        if (typeof t === 'undefined') {
+            // add our commonMax
+            this.keys[name] = {};
+            t = this.keys[name];
+        }
+
+        let uuid = state.uuid;
+        if (typeof t[uuid] !== 'undefined') {
+            if (t[uuid] === max) {
+                //state.log('commonMax ' + state.tmp.__commonMax + ' not changed: ' + this.latest[name]);
+                return this.latest[name];
+            } else if (max > this.latest[name]) {
+                //state.log('commonMax ' + state.tmp.__commonMax + ' increased: ' + max);
+                t[uuid] = max;
+                this.latest[name] = max;
+                return max;
+            }
+        }
+
+        // add our max
+        t[uuid] = max;
+
+        // find the common max
+        let m = max;
+        // for (let i in t) {
+        //     if (t.hasOwnProperty(i) && t[i] > m) m = t[i];
+        // }
+        for (const ti of Object.values(t)) {
+            if (ti > m) {
+                m = ti;
+            }
+        }
+
+        //state.log('commonMax ' + state.tmp.__commonMax + ' updated: ' + m);
+        this.latest[name] = m;
+        return m;
+    }
+};
+
+NETDATA.commonColors = {
+    keys: {},
+
+    globalReset: function () {
+        this.keys = {};
+    },
+
+    get: function (state, label) {
+        let ret = this.refill(state);
+
+        if (typeof ret.assigned[label] === 'undefined') {
+            ret.assigned[label] = ret.available.shift();
+        }
+
+        return ret.assigned[label];
+    },
+
+    refill: function (state) {
+        let ret, len;
+
+        if (typeof state.tmp.__commonColors === 'undefined') {
+            ret = this.prepare(state);
+        } else {
+            ret = this.keys[state.tmp.__commonColors];
+            if (typeof ret === 'undefined') {
+                ret = this.prepare(state);
+            }
+        }
+
+        if (ret.available.length === 0) {
+            if (ret.copy_theme || ret.custom.length === 0) {
+                // copy the theme colors
+                len = NETDATA.themes.current.colors.length;
+                while (len--) {
+                    ret.available.unshift(NETDATA.themes.current.colors[len]);
+                }
+            }
+
+            // copy the custom colors
+            len = ret.custom.length;
+            while (len--) {
+                ret.available.unshift(ret.custom[len]);
+            }
+        }
+
+        state.colors_assigned = ret.assigned;
+        state.colors_available = ret.available;
+        state.colors_custom = ret.custom;
+
+        return ret;
+    },
+
+    __read_custom_colors: function (state, ret) {
+        // add the user supplied colors
+        let c = NETDATA.dataAttribute(state.element, 'colors', undefined);
+        if (typeof c === 'string' && c.length > 0) {
+            c = c.split(' ');
+            let len = c.length;
+
+            if (len > 0 && c[len - 1] === 'ONLY') {
+                len--;
+                ret.copy_theme = false;
+            }
+
+            while (len--) {
+                ret.custom.unshift(c[len]);
+            }
+        }
+    },
+
+    prepare: function (state) {
+        let has_custom_colors = false;
+
+        if (typeof state.tmp.__commonColors === 'undefined') {
+            let defname = state.chart.context;
+
+            // if this chart has data-colors=""
+            // we should use the chart uuid as the default key (private palette)
+            // (data-common-colors="NAME" will be used anyways)
+            let c = NETDATA.dataAttribute(state.element, 'colors', undefined);
+            if (typeof c === 'string' && c.length > 0) {
+                defname = state.uuid;
+                has_custom_colors = true;
+            }
+
+            // get the commonColors setting
+            state.tmp.__commonColors = NETDATA.dataAttribute(state.element, 'common-colors', defname);
+        }
+
+        let name = state.tmp.__commonColors;
+        let ret = this.keys[name];
+
+        if (typeof ret === 'undefined') {
+            // add our commonMax
+            this.keys[name] = {
+                assigned: {},       // name-value of dimensions and their colors
+                available: [],      // an array of colors available to be used
+                custom: [],         // the array of colors defined by the user
+                charts: {},         // the charts linked to this
+                copy_theme: true
+            };
+            ret = this.keys[name];
+        }
+
+        if (typeof ret.charts[state.uuid] === 'undefined') {
+            ret.charts[state.uuid] = state;
+
+            if (has_custom_colors) {
+                this.__read_custom_colors(state, ret);
+            }
+        }
+
+        return ret;
+    }
+};