Optionally, specify the legend location using one of the eight cardinal or intercardinal directions, in this case, southwest. For example, the fontsize property controls the font size of the title, labels, and legend access the current axes object using the gca function. Im working on my first gui and i am having trouble getting the legend to clearhide when i hide a figure. For the labels, the legend uses the text from the displayname properties of the data series. Clearing border components steve on image processing and matlab. Something that has bothered me for the entire time ive used it is that when you show images using imshow the resulting figure has the image surrounded in a sea of gray border. Excluding a line from plot legend practical matlab. For example, a colored border, or fancy border with a pattern. I am editing my figure graphically in the figure window, and id like to know how to remove legend entries. Removing borders in r plots for achieving tuftes axis. To force an update of the data values, use the refreshdata function. Remove the text box border by setting the edgecolor property to none. For a custom color, specify an rgb triplet or a hexadecimal color code. Enter a column title on the data table, and the graph legend will update.
Depending on your application, you might be able to use one of the following options as a workaround. Legend appearance and behavior matlab mathworks nordic. From the plot browser panel, uncheck each object until you figure out which object is drawing the lines that you need to remove. How to remove the border highlight on an input text. The red box will not be included in your graph export. Use this property to view the list of children or to reorder the children. Frame tab and a legend using a border and background.
Jul 17, 2018 how to remove icons from legend learn more about matlab, plot, legend, plotting, help. How to remove icons from legend learn more about matlab, plot, legend, plotting, help. How to change the legend colored linewidth, not the width. The legend tag also supports the event attributes in html. If the displayname property is empty, then the legend uses a label of the form datan. Matlab automatically passes these inputs to the callback function when you click an item in the legend. Remove legend entries from figure window matlab answers. Save figure in matlab without borders matlab answers. If you link a variable, then matlab does not update the xdata values immediately. A number of chart elements can have borders which ones do you want to remove.
You can return the legend object as an output argument from the legend function, such as lgd legend. Coincidentally, another person recently commented on the need in some measurement situations to remove objects that touch the image border. Stack overflow for teams is a private, secure spot for you and your coworkers to find and share information. The legend object automatically detects how many entries to place in the legend, one for each series of data that is. Jan 20, 2011 i would like to make one legend on a figure with multiple subplots, and place it either at the topmiddle, or align the legend just above one of my subplots. Use the peer field of the event data structure to access properties of the chart object associated with the clicked legend item. Mathworks hides the direct download link for update release since matlab r2018b, and. Learn more about export figures, remove borders, eps2pdf, pdfcrop matlab. Some users find it helpful to have this red box present within the legend. His entries are wellwritten, and like this one, many of his entries.
Ok, thanks, i didnt look carefully enough at the doc legend, but i found that even if i only plotted 1 line, and set up 1 legend, i can find two line object in hobj, only the first handle in hobj is the real line handle, because i set its linewidth, i saw the change. For example, uicontrol and legend objects are always in front of axes objects. Jan 08, 2019 some users find it helpful to have this red box present within the legend. Matlab is displaying a black border around a plot and i would like to remove it. Remove legend box in a plot matlab answers matlab central. However, i would like to know how i would be able to add different kind of borders around an image. In the figure, how to remove the item aa from the legennd without changing the shape of other items. Hi everyone does anyone know of a way to remove the border from the chart legend. Creating a legend that is unrelated to the plotted data matlab. If your computer does not have excel for windows or if you are using matlab online, xlsread automatically operates in basic import mode. I have a grayscale jpgimage, with a very large white space around the actual image, which is dark. Change the value of an axes property and click apply.
One way to avoid this is to look into the axes properties before calling the function savefig. The ability to remove all of the border lines surrounding an axes is not available in matlab. I found out that for the histograms it creates a handle h1 and 2 where 1 corresponds to the bar charts and 2 to the fitting lines. Jul 27, 2011 the matlab help for legend clearly states. Nov 21, 2011 remove borders from images drawn using imagesc. It is possible to make more than one legend for a map.
In most cases, when you use namevalue pairs, you must specify the labels in a cell array, such as legend label1,label2,fontsize,14 use the legend object. Here is my image,i want to remove the thick white border 0 comments. You can edit the column titles of the data table, or you can edit the legend directly on the graph. See the legend documentation for remove legend border. Follow 89 views last 30 days uncung fgv on 24 apr 2012. I want to make a figure whose legend has no visible border so i set the legend edge colour to be. The first input argument specifies the type of annotation. Legend position on a plot matlab answers matlab central. If you wish to turn off the red box, do the following.
Your image did not come through for me for some reason that site is banned by my company. How to remove edge color of legend box matlab answers. Add a legend to the graph that identifies each data set using the legend function. Follow 389 views last 30 days dommal on 5 jul 2016. The legend is a symbol or bar followed by the data set name. Gives you the legend is showing average price as being a black line instead of blue. How do i remove the border surrounding the legend box in. If you have ever done a lot of graphing in matlab you may have come across this problem. Often you want to exclude a line from a plot legend in matlab. By the way, this doesnt look like a labeled image because you dont have paths of zeros separating the blobs. The legend automatically updates when you add or delete data series from the axes. Sometimes you dont want a legend that is explicitly tied to data that you have plotted. I am able to hide the axes and the data plot using cla but i cant figure out how to make the legend go away. His entries are wellwritten, and like this one, many of his entries have published example files many of you may know that the command legend creates one legend.
Retrieve legend handles and text matlab answers matlab. Text box appearance and behavior matlab mathworks united. Axes objects have properties that you can use to customize the appearance of the axes. This is because the first plot command is plotting 10 lines at once. Annotation control for including or excluding object from legend. Adding annotations, axis labels, titles, and legends to graphs. For more information on text box annotations, see the annotation function.
Jiros pick this week is legappend by chad greene chad is no stranger to matlab central. This may be a viable option if you are representing different types of features e. Inspired by this, in 1989 i wrote software to produce small multiple plots that incorporated this design among many others inspired by tufte and bill clevelands group and. The following legend constructors can be used to form. Remove legend items from figure matlab answers matlab.
But im afraid, that the background of the legend is still opaque. Append entries to a legend matlab central blogs get the. Matlab might not allow you to change the order of certain objects. I see how to change the fill and text color, but i dont see anywhere about changing the color of the border around the chart legend or for that matter, removing the border altogether. Remove the plotting tools from a figure using the hide plot tools icon. Remove legend items for graphics objects deleted from the axes. I have created a figure which takes the original image, draws on the borders of the large objects, and draws the small objects on in another color. The second input argument specifies the position of the annotation in units normalized to the figure. Dec 14, 2011 hello, im pretty new to matlab, so im having a hard time doing some things with it. For more information on creating and customizing legends, see the following pages. By default, there is no linked variable so the value is an empty character vector.
Matlab evaluates the variable in the base workspace to generate the xdata. Select the legend object, then drag one of the green handles. Histogram appearance and behavior matlab mathworks. Jun 27, 2009 seth1, visible, off % hides the legend s axes legend border and background the following example demonstrates how to remove the legend border and legend background for matlab 6. And if its a labeled image that came from a binary image and you didnt want to include blobs that touched the border because the object is only partially there, youd use imclearborder. Remove white space from around image matlab answers. How to have matlab 2016 legend without box and as transparent. Im not surprised about the time frame but the mind boggles that stuff like this doesnt get. I used the drawarrow function to mark the x and y axis on my plot but i dont want them in the legend. In matlab, you can create a cropped pdf by setting the papersize to the same size as the graphic. Usually if youre generating graphics from matlab, though, id recommend using matlabfrag so.
How do i make one legend on a figure with multiple subplots. Is there an easy command, to remove the colors jun 06, 2012 java project tutorial make login and register form step by step using netbeans and mysql database duration. In sufficiently new matlab, if you called legend without passing in a list of graphics objects, then matlab will automatically add new objects created after that point to the legend. Excluding legend entries in plot matlab answers matlab central. Select an entry in the legend entries series list, and click edit. Clearing legend in gui plot matlab answers matlab central.
Learn more remove or adapt border of frame of legend using matplotlib. Try the command imclearborder in the image processing toolbox. Most browsers will display the legend element with the following default values. Also you can position the legend as an object at creation time or after by asiging to a variable and using set. Learn more about legend, print, figure, plotting matlab. Right now i have given up using the legend command from matlab and have implemented using the axes command. Exporting a figure with an opaque legend box but no visible edge. Some polar axes properties affect the appearance of the outline around the polar axes. Remove border around axes but keep the grid and ticklabels. You could write the text to an empty axes, capture the screen area, use the image processing toolbox to detect the edges. Then the background color of the legend has to be set to none. Then you can safely create a legend that doesnt overlay your data.
Then double click on the offending object to bring up the property editor panel, and mostly likely click more properties to view all possible properties of that object. Is there any way to change the color of lines in the legend after plotting the graphlike using edit\axes properties 4 comments. For example, if you doubleclick on the legend axes, the property editor displays the set of property panels for axes objects. No matter what i do with hobj2, nothing happened on the figure. If you doubleclick on a text label in a legend, matlab opens a text editing box around all the text labels in the legend. An rgb triplet is a threeelement row vector whose elements specify the intensities of the red, green, and blue components of the color. Could you explain to me what this second handle is. So i thought it would be good time to show how to use the image processing toolbox function imclearborder.
The order of the children reflects the fronttoback order stacking order of the components on the screen. Sep 23, 2016 i want to retrieve legend handles and text of an already created figure. Specify the legend descriptions in the order that you plot the lines. Basically, you just need to create an axes object without border frame and add it to the. How to change the legend colored linewidth, not the width of box. Use the line border width list to set the line width. Posted on october 8, 2009 updated on december 22, 2009. Then, use lgd with dot notation to set properties, such as lgd.
Could someone please tell me howif it is possible to only have specific items show up in the legend. It serves no purpose and today i have figured out how to remove it. He has over 50 file exchange entries, and two of his entries have been highlighted unit converters and ccc in pick of the week. Hi, my task would be to have a legend which is update dynamically as i loop over some data extracted from different files and i add them to a same plot, for instance. You can specify subset before specifying the labels or with no other input arguments. Follow 384 views last 30 days dommal on 5 jul 2016. Follow 1,297 views last 30 days dario on 19 jan 2012. Alternately, use the controls on the legend dialogs frame tab to modify border width and color. I used plottools in the command line to open up all the editing windows like plot browser, property editor, figure pallette.
It works fine on my machine but it doesnt work in an another machine plots and text return empty. One way to minimize the white space when saving or copying the contents of a plot is to use the axes toolbar, which appears when you hover over the upper right corner of the axes. The legend tag also supports the global attributes in html. Use the line border color button on the style toolbar to edit line color. Figures without borders and toolbars shawn lankton. Depending on your application, you might be able to use one of the following options as a. For example, the following illustration shows the text border enabled and the text background. How do i remove the border lines surrounding an axes. Saving and copying plots with minimal white space matlab. Color of text box background, specified as an rgb triplet, a hexadecimal color code, a color name, or a short name.
You can also select a cell from which the text is retrieved. If you are working with polar axes, then the box command controls the outline display when the thetaaxis limits do not span 360 degrees. Heres a quick sample of how it worked for my histograms i didnt want the two red lines to be labelled in the legend. Legend properties control the appearance and behavior of a legend object. Apr 23, 2016 hello, i understand how to draw a black border around an image,by padding the image with zeros.
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