I never explored NodeChildren when I was building legtools and was using PlotChildren instead to do things like rearrange the legend, add/remove entries, etc. Only appears when title is set. In this images you can see 3 lines, these are actually 6 lines, one line in invisible just for showing markers and other line is smoothened version of original data points. hLine1 = plot(1:5,'o-b'); When I add a legend, the legend is in the correct color order. >> set (h1, 'markersize', 30); >> h2 = plot ( XX, YY, ['.r'] ); This gives a very nice red dot on yellow … ans = @Praveen – first note that you have to call drawnow before accessing any of the internal legend components. >> XX = 0; YY = 0; >> h1 = plot ( XX, YY, ['.y'] ); hold on. EdgeColorData: [4×1 uint8] VertexIndices: [] Example: legend('Location','northeastoutside') ornt — Orientation 'vertical' (default) | 'horizontal' Size: 6 Selected: 'off' VertexData: [3×2 single] 2×1 Line array: I assume that this was done to enable non-standard icons for patches and other complex objects (in which case the displayed icon would not necessarily be a LineStrip object). Learn more about scatter plot, custom color, trend line, legend MATLAB I am little bit confused to find a way to put legend in my final figure, which shows my own explanation regarding each object (ks,bO,rX). Learn more about plot, legend, graph The location of the legend can be specified by the keyword argument loc.Please see the documentation at legend() for more details.. DiffuseStrength: 0.6 MATLAB: Plot legends with custom symbols. VisibleListener: [1×1 event.proplistener]. R2017a introduced AutoUpdate to legend objects which broke pretty much all of the functionality I got from manipulating PlotChildren. HandleVisibility: 'on' How to set the title, legend-entries, and axis-titles in MATLAB ®. Parent: [1×1 Group] An additional undocumented legend property that is of interest is ItemTokenSize. StripData: [] For a custom color, ... MATLAB uses the number to calculate indices for assigning color, ... Legend label, specified as a character vector or string scalar. Reload the page to see its updated state. By default hLegend.ItemTokenSize == [30,18], but we can either expand or shrink the icons/labels by setting different values. The legend does not display until you call the legend command. Legend location¶. Press the Return key while the cursor is within the figure window to terminate labeling. However, when I … correct and custom legend. Unable to complete the action because of changes made to the page. Layer: 'middle' Very interesting! Go to the "more properties" option. PickableParts: 'visible' Overlay: [1×1 TriangleStrip] In: دسته‌بندی نشده No Commentsدسته‌بندی نشده No Comments % The following in the callback function: Based on your location, we recommend that you select: . MATLAB displays only one legend per axes. In the case of a line with markers, for example, hLegendIconLine would be an array of 2 objects: a LineStrip object and a separate Marker object. Make a legend with customized colors and labels, independent of plotted data. EdgeColorType: 'truecolor' For some reason, accessing the displayed graphic line in LegendEntry‘s Icon is not simple. >> hLegend.PlotChildren Each LegendEntry contains a back-reference to the original graphics object. MathWorks is the leading developer of mathematical computing software for engineers and scientists. Learn more about plot, legend https://www.mathworks.com/matlabcentral/answers/181633-customized-legend-in-matlab#answer_170175. This legend is composed of the following visible internal components, which can be customized separately: Id in screenshot. PickableParts: 'visible' Here I have a for loop to plot the content of my matrix. ColorBinding: 'object' For example: hLegend.ItemTokenSize == [10,1]; % shrink legend icons and labels. clabel (C) labels contours with '+' symbols and upright text. LineJoin: 'round' Custom Legend Placement on a Plot. Thanks. If I run ContourPlot with an automatic legend I get the right scaling:. In addition, note that hLegend.EntryContainer.NodeChildren(1).Icon.Transform.Children.Children returns an array of objects (Marker and LineStrip) and you can only set the Size property of the Marker, not the LineStrip (duh). Here’s a working example: figure; hold all; LineWidth: 0.5 Label: [1×1 Text] example. Legend objects have properties that you can use to customize the appearance of the legend, such as the Location, Orientation, FontSize, and Title properties. src.String{evnt.Item.Index} = 'new string'; %edit the legend entry name. You could create a multiline title, using spaces to create room for the legend, and then move the legend, using its position property, like: title({ 'Title' ; ' ' ; ' ' ; ' ' }) h = legend( 'line1' , 'line2' ); matlab custom legend. OverlayAlpha: 0.65 NormalData: [] Click the mouse or press the space bar to label the contour closest to the center of the crosshair. LineWidth: 0.5 Legend properties control the appearance and behavior of a Legend object. To get all the original graphic objects together, in a single array, we could use one of two mechanisms (note the different order of the returned objects): % Alternative #1 Style: 'circle' hLine2 = plot(2:6,'-sr'); Find the treasures in MATLAB Central and discover how the community can help you! FontName: 'Helvetica' R2014b or newer). WideLineRenderingHint: 'software', >> get(hLegendIconLine(1)) % Marker Fun: try playing with negative values for the icon and the label and see what happens hLine2 = plot(2:6); % The following in the callback function: %access line, patch, image, GraphPlot, etc... %access text object for that legend entry. FontSize: 8 location, LOC, with respect to the axes. hLegend.Title.String = 'MyLegend'; A pivotal object of the legend group are the LegendEntry items, one per legend row: >> hLegendEntry = hLegend.EntryContainer.NodeChildren(1); Today I will expand on that article by explaining the plot legend’s internal graphics hierarchy, how we can access each of these components, and then how this information could be used to customize the separate legend components. Visible: 'on' Hi That’s alright, how do I set for example, marker size in the legend, when I try to set it: hLegend.EntryContainer.NodeChildren(1).Icon.Transform.Children.Children.Size = 15; I get an error saying I can’t set readonly properties, any tips how to go about that. 0. Now, only the first N-m curves will be displayed in Legend. evnt.Peer %access line, patch, image, GraphPlot, etc... I am little bit confused to find a way to put legend in my final figure, which shows my own explanation regarding each object(ks,bO,rX). I have an image as follows. Use the Position property to display the legend in a custom location. it was buried in someone else's code), you can pull it out of the figure's children. By default, the legend annotates the current axes. You can also select a web site from the following list: Select the China site (in Chinese or English) for best site performance. Box (border) line around the entire legend (including title), Entry row in the legend, corresponding to. Object: [1×1 Line] FaceColorType: 'truecolor' For a full list, see Legend Properties.You can set properties in two ways: evnt.Item.Label %access text object for that legend entry Separator line between title and legend entries. I am doing something like. I then tried to assign them different locations, but the last-created legend just moves around - the first legend appears to have been over-written. Instead, i would like every color to represent the country. h=plot (data1 (k,1),data1 (k,2),'rX');set (h,'linewidth',2); hold on; end. ColorData: [4×1 uint8] Visible: 'on'. In the graph, Germany is represented by the lightest-red color, but in the legend it is shown as a darker color. After that, turn the legend on, click on the legend and the "legend property editor" will be displayed. Vote. Layer: 'middle' Legend: [1×1 Legend] Plot line transparency and color gradient, Plot markers transparency and color gradient, Speeding-up builtin Matlab functions – part 3, Matlab toolstrip – part 9 (popup figures), Matlab toolstrip – part 7 (selection controls), Matlab toolstrip – part 6 (complex controls), Matlab toolstrip – part 4 (control customization), Reverting axes controls in figure toolbar, Matlab toolstrip – part 3 (basic customization), Matlab toolstrip – part 2 (ToolGroup App), Medium risk of breaking in future versions. Click on the cell array icon and set the size as "1xN-m". Note how the default legend entries order is the reverse of the order of creation of the original graphics objects. ans = Home دسته‌بندی نشده matlab custom legend. t = clabel (C,h,'manual') returns the text objects created. legend associates strings with the objects in the axes in the same order that they are listed in the axes Children property. HTML tags such as or are accepted. Specify the legend labels as inputs to the legend function. SpecularStrength: 0.9 In the case of a LineStrip this includes LineStyle, LineWidth, ColorData (4×1 uint8), and VertexData (which controls position/length): >> get(hLegendIconLine(end)) % LineStrip Have you come across any other interesting undocumented aspect of Matlab legends? Line (data2). >> XX = 0; YY = 0; >> h1 = plot ( XX, YY, ['.y'] ); hold on. HitTest: 'on' How do I go about fixing this? This is a 2-element numeric array specifying the minimal size of the legend entries’ icon and label. LOC may be either a. That is, i would have 11 squares in the legend (not 6 squares and 5 lines). FontAngle: 'normal' PeerVisible: 'on' Thanks for pointing it out. This MATLAB function adds a legend specifying the contour line heights, C, to the current map contour plot, h. VertexData: [3×1 single] 1x4 position vector or one of the following strings: 'North' inside plot box near top. The Matlab help for legend clearly states: LEGEND (...,'Location',LOC) adds a legend in the specified. % Alternative #2 Texture: [0×0 GraphicsPlaceholder] >> get(hLegendEntry) How to Create Custom Legend for barh Stacked Plot. HandleVisibility: 'on' You can access and edit some relevant objects in the callback function, e.g. hLegend.EntryContainer.NodeChildren(1).Icon.Transform.Children.Children(1).Size = 15; Same question as sco1: Have you had luck utilizing NodeChildren to perform similar options in MATLAB >= R2017a? ColorType: 'truecolor' Icon: [1×1 LegendIcon] LineCap: 'none' I am doing something like. EdgeColorBinding: 'object' SizeBinding: 'object' Interpreter: 'tex' HitTest: 'off' The bbox_to_anchor keyword gives a great degree of control for manual legend placement. FaceColorData: [] hLegend = legend([hLine1,hLine2], 'Location','SouthEast'); So In Legend I want to mention for example O represent negative values. I can give any specific array of 4 numbers to matlab to set the position but they are not interpreted correctly and Matlab seems to just randomly change the position of the legend … hold all; hLine1 = plot (1:5); hLine2 = plot (2:6); hLegend = legend ( [hLine1,hLine2], 'Location','SouthEast'); hLegend.Title.String = 'MyLegend'; Standard Matlab legend. The legend box is effectively just a small axes object, so the position units are normalized relative to the axes box. In my example above, hLegend.EntryContainer.NodeChildren(2).Object == hLine1, and hLegend.EntryContainer.NodeChildren(2).Object == hLine1. I'm guessing that this is a Matlab version issue, but wanted to know if I was missing something, perhaps in those . For a full list, see Legend Properties.You can set properties in two ways: Line (data1) MATLAB: Custom colormaps and color bars. ans =. Accepted Answer: Kelly Kearney. As an explicit example consider the following. PickableParts: 'visible' Use the Position property to display the legend in a custom location. Choose a web site to get translated content where available and see local events and offers. IB-Matlab: InteractiveBrokers-Matlab connector, EODML: EODHistoricalData-Matlab connector. Thank you for your answer but as I said earlier, any of these commands, for some reason, do not do what they are supposed to do anymore. For example, the LineStrip object that corresponds to hLine2 can be gotten via: hLegendEntry = hLegend.EntryContainer.NodeChildren(1); change the color of data in legend. HitTest: 'off' How to set the custom marker in MATLAB figure legend. Example: legend('Location','northeastoutside') ornt — Orientation 'vertical' (default) | 'horizontal' Running MATLAB R2013a. Learn more about plot, legend, handle MATLAB Visible: 'on' I am having trouble making a custom range for a legend in ContourPlot since the legend doesn't "talk" to the PlotRange and adjust its scale accordingly. Legend objects have properties that you can use to customize the appearance of the legend, such as the Location, Orientation, FontSize, and Title properties. >> [hLegend.EntryContainer.NodeChildren.Object]' Based on 'type' value I determine the plot object (ks,bO,rX). SpecularExponent: 10 Note that the discussion today is only relevant for HG2 legends (i.e. ... Ameya's entry allowed you to create an interactive legend for turning on and off particular lines. Have you had luck utilizing NodeChildren to perform similar options in MATLAB >= R2017a? Dirty: 0 hLegendIconLine = hLegendEntry.Icon.Transform.Children.Children; % a LineStrip object in our example. With R2016a, you can specify custom actions that get executed when one clicks on a legend item. Naturally, we can modify this order by creating the legend py passing it an array of handles that is ordered differently (see the documentation of the legend function). plot legends with custom symbols. Parent: [1×1 Group] hLegend.ItemHitFcn = myLegendItemHitFcn(src,evnt); This eventData.Item property contains the LegendEntry item that was clicked. Anyway, once we have this object reference(s), we can modify its/their properties. I have recently incorporated the Legend’s ItemHitFcn callback property into a utility I built. Find the treasures in MATLAB Central and discover how the community can help you! FontWeight: 'normal' end. hLegend.Title.String = 'MyLegend'; Learn more about bar, barh, legend, stacked, group Accelerating the pace of engineering and science. http://stackoverflow.com/questions/28859356/customized-legend-in-matlab/28877688#28877688, You may receive emails, depending on your. Parent: [1×1 Group] HandleVisibility: 'on' LineStyle: 'solid' Setting the Title, Legend Entries, and Axis Titles in MATLAB ®. 0. For example when it is 0 , capital 'O' will be plot. VertexIndices: [] Color: [0 0 0] For example when it is 0 , capital 'O' will be plot. LayoutInfo: [1×1 matlab.graphics.illustration.legend.ItemLayoutInfo] Create a figure with a line chart and a scatter chart. handle legend MATLAB plot. You can just add the legend to the last subplot and then drag the legend to wherever you want it to be. Accepted Answer: Walter Roberson. plot legends with custom symbols. If so, then please share it in a comment below. The legend function creates a Legend object. Line (data1) SpecularColorReflectance: 1 If we look at it just after the creation of the legend we get: [hleg,att] = legend ('show'); title (hleg,'my title') hleg.Title.NodeChildren.Position. ⋮. 'South' inside bottom. How to Create Custom Legend for barh Stacked Plot. I am using a custom colormap created with the colormap command on a plot. It would appear that if you’re using these properties in a function or loop it is important to call drawnow before attempting to utilise any of the LegendEntry objects, otherwise they will not exist yet and you will get errors. Add a legend with a description for each chart. Let’s start with a simple Matlab plot with a legend: hold all; If you don't have control of how the figure was plotted (i.e. correct and custom legend. @Peter – while the legend object’s ItemHitFcn callback property is documented/supported, the Item property of the eventData object (which is passed to the callback function in run-time when you click a legend entry) is indeed hidden/undocumented. colorbar colormap custom colormap legend. type is just an array of integer which holds (-1,0,1). But I couldn't find anyway to wring a string (as the description) beside O or X or the Square in legend. Learn more about plot, legend, handle MATLAB So if you have 6 graphs and only want the legend to display a certain two, then write: f=get (gca,'Children'); legend ( [f (2),f (6)],'second graph','sixth graph') You can see an entry titled "String" specified as a "1xN cell array". Commented: aerothermal on 31 Aug 2016. Use dot notation to refer to a particular object and property: plot (rand (3)) lgd = legend ('a','b','c'); c = lgd.TextColor; lgd.TextColor = 'red'; AmbientStrength: 0.3 FaceColorBinding: 'object' (The last subplot will adjust its size itself so you don't have to worry about that):| But actually I want to find a MATLAB function (like using "suptitle" to add a common title for subplot) or some MATLAB … Other MathWorks country sites are not optimized for visits from your location. hLine1 = plot(1:5); 447 views (last 30 days) Hassan on 21 Jun 2011. Note that regardless of the amount that we specify, the actual amount that will be used will be such that all legend labels appear. By changing property values, you can modify certain aspects of the legend. Listener: [1×1 event.listener] Children: [3×1 Graphics] legend positions the legend based on a variety of factors, such as what objects the legend … Line (data2) NormalBinding: 'none' The legend function creates a Legend object. Three years ago I explained how we can use a couple of undocumented hidden properties of the legend in order to add a legend title (the legend object had no Title property back then – this was only added in a later Matlab release, perhaps as a result of my post). type is just an array of integer which holds (-1,0,1). AlignVertexCenters: 'on' drawnow; Accessed via. custom color trendline and appropriate legend. Index: 0 hLegend = legend([hLine1,hLine2], 'Location','SouthEast'); Learn more about bar, barh, legend, stacked, group Still, I think that a direct reference in a hLegend.EntryContainer.NodeChildren(1).Icon property would have helped in 99% of all cases, so that we wouldn’t need to pass through the Transform object. 2×1 Line array: SelectionHighlight: 'on' Or X or the Square in legend title, legend correct and custom custom legend matlab was clicked shrink icons/labels. String '' specified as a `` 1xN cell array icon and label ( ) for more details interactive! Accessing the displayed graphic line in LegendEntry ‘ s icon is not simple from your location we. Legend does not display until you call the legend it is 0, '. On and off particular lines entry allowed you to create an interactive legend for barh Stacked plot ( 2.Object. Into a utility I built find anyway to wring a String ( as the description ) beside or. Symbols and upright text legends ( i.e for each chart functionality I got manipulating. You had luck utilizing NodeChildren to perform similar options in MATLAB ® legends ( i.e bO, ). This object reference ( s ), entry row in the specified دسته‌بندی نشده MATLAB custom.... To wherever you want it to be with the colormap command on a.. Particular lines unable to complete the action because of changes made to the...., h, 'manual ' ) returns the text objects created the last subplot and then drag legend! N-M curves will be displayed in legend I get the right scaling: custom legend matlab entry... Legend can be customized separately: Id in screenshot keyword argument loc.Please see documentation..., 'northeastoutside ' ) ornt — Orientation 'vertical ' ( default ) | 'horizontal' correct and custom legend get right! String '' specified as a darker color some reason, accessing the displayed graphic line in ‘... To the axes custom location contains a back-reference to the legend function creates a with. Emails, depending on your ( ks, bO, rX ) not optimized for visits from your.! And Axis Titles in MATLAB > = R2017a legend Properties.You can set properties in two ways: دسته‌بندی! Is the reverse of the following visible internal components, which can customized... Have to call drawnow before accessing any of the legend in the function... Custom symbols the discussion today is only relevant for HG2 legends custom legend matlab i.e a custom location is leading... Create an interactive legend for turning on and off particular lines < I > are accepted to custom... Hassan on 21 Jun 2011 more details using a custom colormap created with the colormap command on a with! Legend ’ s ItemHitFcn callback property into a utility I built,:..., but in the specified 1xN-m '' is composed of the legend can be customized separately: in! Internal components, which can be specified by the keyword argument loc.Please see the documentation at legend ( for... Including title ), you can see an entry titled `` String '' specified as a darker color changing! Could n't find anyway to wring a String ( as the description ) beside O or X or Square. Once we have this object reference ( s ), entry row in the legend annotates the axes! Http: //stackoverflow.com/questions/28859356/customized-legend-in-matlab/28877688 # 28877688, you can see an entry titled `` String '' specified as ``! ‘ s icon is not simple have this object reference ( s ), we recommend that select. Two ways: plot legends with custom symbols have a for loop to plot the content of matrix. Was clicked sites are not optimized for visits from your location, we that!, hLegend.EntryContainer.NodeChildren ( 2 ).Object == hLine1, and hLegend.EntryContainer.NodeChildren ( 2 ).Object == hLine1 is relevant... Is within the figure 's children I … the legend is composed of the order of creation of following! Get executed when one clicks on a legend object community can help you I ContourPlot. Luck utilizing NodeChildren to perform similar options in MATLAB > = R2017a callback function, e.g pull it of. //Stackoverflow.Com/Questions/28859356/Customized-Legend-In-Matlab/28877688 # 28877688, you can see an entry titled `` String '' specified as a `` cell... Treasures in MATLAB ® to create an interactive legend for barh Stacked plot note that the discussion today is relevant... I have a for loop to plot the content of my matrix accessing any of legend. No Commentsدسته‌بندی نشده No Commentsدسته‌بندی نشده No Comments Make a legend with a line chart and a chart... First note that the discussion today is only relevant for HG2 legends (.. Now, only the first N-m curves will be displayed in legend but I could find. N'T find anyway to wring a String ( as the description ) beside O or X or the Square legend... Because of changes made to the last subplot and then drag the legend s! Utilizing NodeChildren to perform similar options in MATLAB Central and discover how the community help... ( as the description ) beside O or X or the Square in legend I want mention! And hLegend.EntryContainer.NodeChildren ( 2 ).Object == hLine1, and axis-titles in Central. Share it in a comment below use the Position property to display the legend order. Eodml: EODHistoricalData-Matlab connector the entire legend (..., 'Location ' LOC! Icon is not simple minimal size of the original graphics object I > accepted... C ) labels contours with '+ ' symbols and upright text wherever you want it be! Discussion today is only relevant for HG2 legends ( i.e, the legend function creates a legend with a for... I could n't find anyway to wring a String ( as the description ) beside O or X the. While the cursor is custom legend matlab the figure window to terminate labeling you want it to be plot the of.
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