// palettes from https://github.com/karthik/wesanderson
var wes_palettes = {"BottleRocket1":["#A42820","#5F5647","#9B110E","#3F5151","#4E2A1E","#550307","#0C1707"],"BottleRocket2":["#FAD510","#CB2314","#273046","#354823","#1E1E1E"],"Cavalcanti1":["#D8B70A","#02401B","#A2A475","#81A88D","#972D15"],"Chevalier1":["#446455","#FDD262","#D3DDDC","#C7B19C"],"Darjeeling1":["#FF0000","#00A08A","#F2AD00","#F98400","#5BBCD6"],"Darjeeling2":["#ECCBAE","#046C9A","#D69C4E","#ABDDDE","#000000"],"FantasticFox1":["#DD8D29","#E2D200","#46ACC8","#E58601","#B40F20"],"GrandBudapest1":["#F1BB7B","#FD6467","#5B1A18","#D67236"],"GrandBudapest2":["#E6A0C4","#C6CDF7","#D8A499","#7294D4"],"IsleofDogs1":["#9986A5","#79402E","#CCBA72","#0F0D0E","#D9D0D3","#8D8680"],"IsleofDogs2":["#EAD3BF","#AA9486","#B6854D","#39312F","#1C1718"],"Moonrise1":["#F3DF6C","#CEAB07","#D5D5D3","#24281A"],"Moonrise2":["#798E87","#C27D38","#CCC591","#29211F"],"Moonrise3":["#85D4E3","#F4B5BD","#9C964A","#CDC08C","#FAD77B"],"Royal1":["#899DA4","#C93312","#FAEFD1","#DC863B"],"Royal2":["#9A8822","#F5CDB4","#F8AFA8","#FDDDA0","#74A089"],"Rushmore":["#E1BD6D","#EABE94","#0B775E","#35274A","#F2300F"],"Rushmore1":["#E1BD6D","#EABE94","#0B775E","#35274A","#F2300F"],"Zissou1":["#3B9AB2","#78B7C5","#EBCC2A","#E1AF00","#F21A00"]};
// helper function: call with a palette name and (optionally) some number of colors
var wes_palette = function(palette, n_colors) {
    var palette_names = Object.keys(wes_palettes);
    if(palette_names.indexOf(palette) < 0) {
        console.log("palette " + palette + " not found");
        return null;
    }
    var pal = wes_palettes[palette];
    if(n_colors === null) {
        return pal;
    }
    if(+n_colors === 0) {
        console.log("No colors? That's just silly.");
        return pal;
    }
    if(n_colors > pal.length) {
        console.log("palette " + palette + " only has " + pal.length.toString() + " colors");
        return pal;
    }
    return pal.slice(0,n_colors);
};