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} @Override protected void subRender(Symbol smb,int i, Renderer r) { Raster raster = null; try { raster = dataSource.getImage(r.getViewEnvelop(), r.getWidth(), r.getHeight()); } catch (IOException e) { e.printStackTrace(); }
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if(data instanceof Shape){ Shape shp=(Shape)data; drawShape(shp); }else if(data instanceof Raster){ Raster shp=(Raster)data; drawRaster(shp); } }