www.gusucode.com > map 案例源码 matlab代码程序 > map/DisplayWorldMapWithColormapWithCustomStepSizeExample.m

    %% Display World Map with Colormap with Custom Contour Intervals
% This example shows how to display a world map with a colormap in which
% the colors vary at a step size of 2000.
%%
% Load data from MAT-files.

% Copyright 2015 The MathWorks, Inc.

load topo
load coastlines
%%
% Create a raster reference object associated with the topo data set.
R = georefcells(topolatlim,topolonlim,size(topo));
%%
% Display the topo data set on a worldmap.
figure('Color','white')
worldmap(topo,R)
geoshow(topo,R,'DisplayType','texturemap');
%%
% Change the color map of the contours.
contourcmap('summer',2000,'Colorbar','on', ...
   'Location','horizontal', ...
   'TitleString','Contour Intervals in Meters');
%%
% Display coastlines on the map.
geoshow(coastlat,coastlon,'Color', 'black')