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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 15:26:01 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 15:26:01 +0000 |
commit | ef03469fec14f1f0358b690934fc173d744f4e7d (patch) | |
tree | 8be439d7b2f1d7c8283b745919b9e66481a950e7 /debian/missing-sources/epoch/src/basic/area.coffee | |
parent | Adding upstream version 5.6.0. (diff) | |
download | knot-resolver-debian/5.6.0-1.tar.xz knot-resolver-debian/5.6.0-1.zip |
Adding debian version 5.6.0-1.debian/5.6.0-1debian
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | debian/missing-sources/epoch/src/basic/area.coffee | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/debian/missing-sources/epoch/src/basic/area.coffee b/debian/missing-sources/epoch/src/basic/area.coffee new file mode 100644 index 0000000..e44b480 --- /dev/null +++ b/debian/missing-sources/epoch/src/basic/area.coffee @@ -0,0 +1,51 @@ + +# Static stacked area chart implementation using d3. +class Epoch.Chart.Area extends Epoch.Chart.Plot + constructor: (@options={}) -> + @options.type ?= 'area' + super(@options) + @draw() + + # Generates a scale needed to appropriately render the stacked visualization. + # @return [Function] The y scale for the visualization. + y: -> + a = [] + for layer in @getVisibleLayers() + for own k, v of layer.values + a[k] += v.y if a[k]? + a[k] = v.y unless a[k]? + d3.scale.linear() + .domain(@options.range ? [0, d3.max(a)]) + .range([@height - @margins.top - @margins.bottom, 0]) + + # Renders the SVG elements needed to display the stacked area chart. + draw: -> + [x, y, layers] = [@x(), @y(), @getVisibleLayers()] + + @g.selectAll('.layer').remove() + return if layers.length == 0 + + area = d3.svg.area() + .x((d) -> x(d.x)) + .y0((d) -> y(d.y0)) + .y1((d) -> y(d.y0 + d.y)) + + stack = d3.layout.stack() + .values((d) -> d.values) + + data = stack layers + + layer = @g.selectAll('.layer') + .data(layers, (d) -> d.category) + + layer.select('.area') + .attr('d', (d) -> area(d.values)) + + layer.enter().append('g') + .attr('class', (d) -> d.className) + + layer.append('path') + .attr('class', 'area') + .attr('d', (d) -> area(d.values)) + + super() |