Tuesday, July 29th, 2008
ProtoChart: Using Canvas to give you good looking charts
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ProtoChart is a new opensource library using Prototype and Canvas to create good looking charts.
Features
- Line, bar, pie, curve, mix, and area charts available
- Multiple data series on same graph
- Legend support
- Customizable grid, grid border, background
- Customizable axis-tick values (both x and y)
Check out a live demo of ProtoChart at work.
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Fairly neat, the label hovers seem to be particularly erratic, otherwise it looks rather nice.
I agree it looks really nice. I just wish someone would build one of these that was library-agnostic. It used to be that everything was self-contained, but nowadays there’s a lot of duplicate effort from various people building the same thing on top of every javascript toolkit, and if you happen to use a toolkit that isn’t prototype or jquery, your choices in javascript libraries quickly dwindle.
http://timepedia.org
This one’s library agnostic :)
What engine are better use for drawing candles (high-low bars)? Preferably using jQuery or Flash.