Matlab将图片背景修改为深色
Matlab将图片背景修改为深色
TT_Matlab
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1 简介
Matlab将图片背景修改为深色
2 完整代码
function
darkBackground(varargin)
%{
Give a figure a dark background and appropriately change other aspects.
More comprehensive version of Elsa Birch
’s darkBackground()
** Majority of code (and credit) is from Elsa Birch’
s darkBackground()
function
. It can be found at: https://www.mathworks.com/matlabcentral/fileexchange/30222-quick-dark-or-custom-plot-background
INPUTS:
varargin:
hFigure: figure handle
backColor: rgb vector
for
desired background, default = black
foreColor: rgb vector
for
desired foreground, default = white
invert: invert color of object
if
same as desired back, default =
true
%}
% parse inputs
p = inputParser();
rgbValid = @(x) isvector(x) & length(x) == 3 & sum(x >= 0 & x <= 1) == 3;
addParameter(p,
’hFigure’
, gcf(), @(x) strcmpi(class(x),
’matlab.ui.Figure’
));
addParameter(p,
’backColor’
, [0,0,0], rgbValid);
addParameter(p,
’foreColor’
, [1,1,1], rgbValid);
addParameter(p,
’invert’
,
true
, @islogical);
addParameter(p,
’patchasBack’
,
false
, @islogical);
parse(p, varargin{:});
% run
function
that recolors all relevent children
in
hierarchy of hFigure
recolorChildren(p.Results.hFigure,p.Results.backColor,p.Results.foreColor, ...
p.Results.invert, p.Results.patchasBack)
end
% Sub
functions
% - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
% recolorChildren (Contains main functionality of darkBackground.m)
function
[] = recolorChildren(hObject,backColor,foreColor, invert, patchasBack)
% find all handles, including those that are hiddn of all children
in
the
% hierarchy under hObject
hChild = findall(hObject);
for
iChild = 1:length(hChild)
% get child
type
typeChild = get(hChild(iChild),
’Type’
);
% types of objects, and how to treat them
switch typeChild
case
’figure’
%
set
figure background color
set
(hChild(iChild),
’color’
,backColor)
case
’axes’
% Test axes tag since legends are also axes
type
, but require
% differnt recoloring steps
tagAxes = get(hChild(iChild),
’Tag’
);
if
isempty(tagAxes) || strcmpi(tagAxes,
’plotmatrixscatterax’
)
% Color: Color of the axes back planes. ({none} | ColorSpec)
set
(hChild(iChild),
’Color’
,
’none’
)
% XColor, YColor, ZColor: Color of axis lines, ticks, tick labels
set
(hChild(iChild),
’XColor’
,foreColor)
set
(hChild(iChild),
’YColor’
,foreColor)
if
strcmpi(get(hChild(iChild),
’yaxislocation’
),
’right’
) %
if
on right axis
yyaxis left
set
(hChild(iChild),
’YColor’
,foreColor) % color left
yyaxis right % back to right side
end
set
(hChild(iChild),
’ZColor’
,foreColor)
% ? Visible: Axes/ticks visible ({on} | off)
% Children:
% image, light, line, patch, rectangle, surface, and text.
% hidden(x-, y-, and z-axes and the title)
elseif strcmp(tagAxes,
’Legend’
)
% Color: Color of the axes back planes. ({none} | ColorSpec)
% Make backColor
in
case
of Legend, so that it is opaque
if
% it overlays plot elements
set
(hChild(iChild),
’Color’
,backColor)
% Although this seems like it should be taken care of by
% text
type
,
for
a few legends it is not (no idea why)
set
(hChild(iChild),
’TextColor’
,foreColor)
% Set Edgecolor to foreColor
set
(hChild(iChild),
’EdgeColor’
,foreColor)
else
end
% grid lines
if
strcmpi(hChild(iChild).XGrid,
’on’
) || ...
strcmpi(hChild(iChild).YGrid,
’on’
) || ...
strcmpi(hChild(iChild).ZGrid,
’on’
)
set
(hChild(iChild),
’GridColor’
, foreColor);
set
(hChild(iChild),
’MinorGridColor’
, foreColor);
end
case
’legend’
% Color: Color of the axes back planes. ({none} | ColorSpec)
% Make backColor
in
case
of Legend, so that it is opaque
if
% it overlays plot elements
set
(hChild(iChild),
’Color’
,backColor)
% Although this seems like it should be taken care of by
% text
type
,
for
a few legends it is not (no idea why)
set
(hChild(iChild),
’TextColor’
,foreColor)
% Set Edgecolor to foreColor
set
(hChild(iChild),
’EdgeColor’
,foreColor)
case
’surface’
if
ischar(get(hChild(iChild),
’Facecolor’
))
% assume this means surface is a surf
type
plot, and leave
% it alone
else
% assume
in
this
case
that surface is a mesh, and adjust
% the facecolor to match background
set
(hChild(iChild),
’FaceColor’
,backColor)
% alpha adjustment here is a personal prefernce of mine
set
(hChild(iChild),
’FaceAlpha’
,0.7)
end
case
’text’
set
(hChild(iChild),
’Color’
,foreColor)
case
’colorbar’
set
(hChild(iChild),
’color’
, foreColor)
case
’heatmap’
set
(hChild(iChild),
’fontcolor’
, foreColor)
case
’line’
if
invert
if
sum(get(hChild(iChild),
’color’
) == backColor) == 3
set
(hChild(iChild),
’color’
, foreColor)
end
end
case
’patch’
if
invert
if
isnumeric(get(hChild(iChild),
’facecolor’
))
if
sum(get(hChild(iChild),
’facecolor’
) == backColor) == 3
set
(hChild(iChild),
’facecolor’
, foreColor)
end
end
end
if
patchasBack
if
isnumeric(get(hChild(iChild),
’facecolor’
))
if
sum(get(hChild(iChild),
’facecolor’
) == foreColor) == 3
set
(hChild(iChild),
’facecolor’
, backColor)
end
end
end
case
’errorbar’
if
invert
if
sum(get(hChild(iChild),
’color’
) == backColor) == 3
set
(hChild(iChild),
’color’
, foreColor)
end
end
case
’stackedplot’
% object doesn
’t have pertinent color properties (2020b)
case ’
scatterhistogram
’
% hChild(iChild).Color = foreColor;
% object doesn’
t have pertinent color properties (2020b)
case
’parallelplot’
% hChild(iChild).Color = foreColor;
% object doesn
’t have pertinent color properties (2020b)
case ’
geoaxes
’
hChild(iChild).AxisColor = foreColor;
case ’
geobubble
’
% bubblecolorlist: color of bubbles
% colordata: categorical (??)
case ’
polaraxes
’
hChild(iChild).Color = backColor;
% grid lines
if strcmpi(hChild(iChild).RGrid, ’
on
’) || ...
strcmpi(hChild(iChild).ThetaGrid, ’
on
’)
set(hChild(iChild), ’
GridColor
’, foreColor);
set(hChild(iChild), ’
MinorGridColor
’, foreColor);
end
hChild(iChild).RColor = foreColor;
hChild(iChild).ThetaColor = foreColor;
case ’
boxchart
’
hChild(iChild).WhiskerLineColor = foreColor;
end % switch typeChild
end % for
end % recolorChildren
3 仿真结果
4 参考文献
博主简介：擅长智能优化算法、神经网络预测、信号处理、元胞自动机、图像处理、路径规划、无人机等多种领域的Matlab仿真，相关matlab代码问题可私信交流。
部分理论引用网络文献，若有侵权联系博主删除。