| function normalize(a) { |
| if (!(a instanceof Array)) { |
| a = [a, a]; |
| } |
| |
| return a; |
| } |
| |
| export default function (ecModel) { |
| ecModel.eachSeriesByType('lines', function (seriesModel) { |
| var data = seriesModel.getData(); |
| var symbolType = normalize(seriesModel.get('symbol')); |
| var symbolSize = normalize(seriesModel.get('symbolSize')); |
| var opacityQuery = 'lineStyle.normal.opacity'.split('.'); |
| data.setVisual('fromSymbol', symbolType && symbolType[0]); |
| data.setVisual('toSymbol', symbolType && symbolType[1]); |
| data.setVisual('fromSymbolSize', symbolSize && symbolSize[0]); |
| data.setVisual('toSymbolSize', symbolSize && symbolSize[1]); |
| data.setVisual('opacity', seriesModel.get(opacityQuery)); |
| data.each(function (idx) { |
| var itemModel = data.getItemModel(idx); |
| var symbolType = normalize(itemModel.getShallow('symbol', true)); |
| var symbolSize = normalize(itemModel.getShallow('symbolSize', true)); |
| var opacity = itemModel.get(opacityQuery); |
| symbolType[0] && data.setItemVisual(idx, 'fromSymbol', symbolType[0]); |
| symbolType[1] && data.setItemVisual(idx, 'toSymbol', symbolType[1]); |
| symbolSize[0] && data.setItemVisual(idx, 'fromSymbolSize', symbolSize[0]); |
| symbolSize[1] && data.setItemVisual(idx, 'toSymbolSize', symbolSize[1]); |
| data.setItemVisual(idx, 'opacity', opacity); |
| }); |
| }); |
| } |