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andreyDimitrovandreyDimitrov
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Added fig2plotly
All wrapper files and a folder for examples to be filled in soon.
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‎plotly/convertFigure.m‎

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function [data, layout] = convertFigure(f)
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% convertFigure - converts a matlab figure object into data and layout
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% plotly structs.
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% [data, layout] = convertFigure(f)
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% f - root figure object in the form of a struct. Use f = get(gcf); to
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% get the current figure struct.
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% data - a cell containing plotly data structs
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% layout - a plotly layout struct
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%
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% For full documentation and examples, see https://plot.ly/api
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axis_num = numel(f.Children);
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if ~strcmp('figure', f.Type)
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error('Input object is not a figure')
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end
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if axis_num==0
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error('Input figure object is empty!')
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end
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% placeholders
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data = {};
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data_counter = 1;
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annotations = {};
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annot_counter = 1;
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bar_counter = 0;
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layout = {};
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legend={};
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x_axis={};
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y_axis={};
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% copy general layout fields
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layout = extractLayoutGeneral(f, layout);
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% For each axes
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%TEMP: reverse order of children
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for i=axis_num:-1:1
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m_axis = get(f.Children(i));
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%TODO:do something about this add/replace thing...
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if strcmp('legend',m_axis.Tag)
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legend = extractLegend(m_axis);
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else
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%TODO:do something about this add/replace thing...
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if strcmp('axes',m_axis.Type) %%&& (strcmp('replace',m_axis.NextPlot) || strcmp('new',m_axis.NextPlot))
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[xid, yid, x_axis y_axis] = extractAxes(m_axis, layout, x_axis, y_axis);
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m_title = get(m_axis.Title);
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annot_tmp = extractTitle(m_title, x_axis{xid}, y_axis{yid});
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if numel(annot_tmp)>0
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annotations{annot_counter} = annot_tmp;
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annot_counter = annot_counter+1;
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end
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data_num = numel(m_axis.Children);
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if data_num>0
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% For each data object in a given axes
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for j=1:data_num
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m_data = get(m_axis.Children(j));
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%display(['Data child ' num2str(j) ' is of type ' m_data.Type])
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if strcmp('line',m_data.Type)
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%line scatter plot
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data{data_counter} = extractDataScatter(m_data, xid, yid, m_axis.CLim, f.Colormap);
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data_counter = data_counter+1;
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end
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if strcmp('text',m_data.Type)
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%annotation
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annot_tmp = extractDataAnnotation(m_data, xid, yid);
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if numel(annot_tmp)>0
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annotations{annot_counter} = annot_tmp;
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annot_counter = annot_counter+1;
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end
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end
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if strcmp('patch',m_data.Type)
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%area plot
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data{data_counter} = extractDataScatter(m_data, xid, yid, m_axis.CLim, f.Colormap);
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data{data_counter} = parseFill(m_data, data{data_counter}, m_axis.CLim, f.Colormap);
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data_counter = data_counter+1;
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end
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if strcmp('hggroup',m_data.Type)
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%TODO: improve condition to differentiate between
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%scatter and bar chart
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if isfield(m_data, 'BarLayout')
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display('hggroup bar plot!')
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[data{data_counter} layout] = extractDataBar(m_data, layout, xid, yid, m_axis.CLim, f.Colormap);
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data_counter = data_counter+1;
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% copy in bar gaps
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layout.bargap = 1-m_data.BarWidth;
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layout.barmode = m_data.BarLayout(1:end-2);
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bar_counter = bar_counter+1;
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else
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if isfield(m_data, 'Marker') && numel(m_data.Marker)>0
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%scatter plot
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data{data_counter} = extractDataScatter(m_data, xid, yid, m_axis.CLim, f.Colormap);
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data_counter = data_counter+1;
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end
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if isfield(m_data, 'EdgeColor') && isfield(m_data, 'FaceColor')
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%area plot
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data{data_counter} = extractDataScatter(m_data, xid, yid, m_axis.CLim, f.Colormap);
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data{data_counter} = parseFill(m_data, data{data_counter}, m_axis.CLim, f.Colormap);
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data_counter = data_counter+1;
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end
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end
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end
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if strcmp('text',m_data.Type)
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annot_tmp = extractDataAnnotation(m_data, xid, yid);
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if numel(annot_tmp)>0
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annotations{annot_counter} = annot_tmp;
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annot_counter = annot_counter+1;
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end
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end
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end
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end
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end
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end
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end
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% BAR MODIFY
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if bar_counter>1 && strcmp(layout.barmode, 'group')
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layout.bargroupgap = layout.bargap;
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layout.bargap = 0.3;
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end
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% ANNOTATIONS
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layout.annotations = annotations;
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% LEGEND
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if numel(legend)==0
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layout.showlegend = false;
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else
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layout.legend = legend;
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layout.showlegend = true;
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end
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% Assemble axis
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for i = 1:numel(x_axis)
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if i==1
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eval('layout.xaxis=x_axis{1};')
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else
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eval(['layout.xaxis' num2str(i) '=x_axis{' num2str(i) '};'])
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end
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end
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for i = 1:numel(y_axis)
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if i==1
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eval('layout.yaxis=y_axis{1};')
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else
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eval(['layout.yaxis' num2str(i) '=y_axis{' num2str(i) '};'])
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end
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end
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end

‎plotly/fig2plotly.m‎

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function [response] = fig2plotly(f, plot_name)
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% fig2plotly - plots a matlab figure object with PLOTLY
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% [response] = fig2plotly(f, plot_name)
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% f - root figure object in the form of a struct. Use f = get(gcf); to
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% get the current figure struct.
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% plot_name - a string naming the plot
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% response - a struct containing the result info of the plot
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%
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% For full documentation and examples, see https://plot.ly/api
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%convert figure into data and layout data structures
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[data, layout] = convertFigure(f);
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% send graph request
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response = plotly(data, struct('layout', layout, ...
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'filename',plot_name, ...
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'fileopt', 'overwrite'));
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display('Check out your plot at:')
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display(response.url)
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end

‎plotly/fig2plotly_aux/extractAxes.m‎

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function [xid, yid, x_axis y_axis] = extractAxes(a, layout, x_axis, y_axis)
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% extractAxes - create an axes struct
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% [xid, yid, x_axis y_axis] = extractAxes(a, layout, x_axis, y_axis)
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% a - a data struct from matlab describing an axes
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% layout - a plotly layout strcut
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% x_axis, y_axis - current cells containing axis objects
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% xid,yid - reference axis indices
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%
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% For full documentation and examples, see https://plot.ly/api
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xaxes={};
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yaxes={};
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%copy over general properties
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[xaxes, yaxes] = extractAxesGeneral(a, layout, xaxes, yaxes);
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%OVERLAY CHECK
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x_bounds = xaxes.domain;
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y_bounds = yaxes.domain;
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x_check=0;x_duplicate=0;
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y_check=0;y_duplicate=0;
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for i=1:numel(x_axis)
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if x_bounds(1) == x_axis{i}.domain(1) && x_bounds(2) == x_axis{i}.domain(2)
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x_check = i;
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if strcmp(a.XAxisLocation, x_axis{i}.side)
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if sum(a.XLim == x_axis{i}.range)==2
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x_duplicate=1;
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end
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end
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end
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end
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for i=1:numel(y_axis)
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if y_bounds(1) == y_axis{i}.domain(1) && y_bounds(2) == y_axis{i}.domain(2)
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y_check = i;
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if strcmp(a.YAxisLocation, y_axis{i}.side)
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if sum(a.YLim == y_axis{i}.range)==2
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y_duplicate=1;
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end
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end
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end
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end
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if x_check>0 && y_check>0
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%anchors
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ax_num = x_check;
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if x_check==1
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ax_num = [];
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end
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ay_num = y_check;
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if y_check==1
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ay_num = [];
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end
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xaxes.overlaying = ['x' num2str(ax_num)];
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yaxes.overlaying = ['y' num2str(ay_num)];
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xaxes.anchor = ['y' num2str(ay_num)];
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yaxes.anchor = ['x' num2str(ax_num)];
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xaxes.mirror = false;
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yaxes.mirror = false;
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% some overlay happens
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if x_duplicate==1
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%xaxes will not be added
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xid = x_check;
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else
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x_axis{numel(x_axis)+1} = xaxes;
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xid = numel(x_axis);
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end
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if y_duplicate==1
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%yaxes will not be added
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yid = y_check;
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else
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y_axis{numel(y_axis)+1} = yaxes;
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yid = numel(y_axis);
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end
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else
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ax_num = numel(x_axis)+1;
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if numel(x_axis)==0
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ax_num = [];
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end
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ay_num = numel(y_axis)+1;
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if numel(y_axis)==0
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ay_num = [];
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end
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xaxes.anchor = ['y' num2str(ay_num)];
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yaxes.anchor = ['x' num2str(ax_num)];
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% add both
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x_axis{numel(x_axis)+1} = xaxes;
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y_axis{numel(y_axis)+1} = yaxes;
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xid = numel(x_axis);
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yid = numel(y_axis);
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end
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end

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