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| -rw-r--r-- | documentation/src/examples.dox | 421 | ||||
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4 files changed, 299 insertions, 122 deletions
diff --git a/documentation/src/cairo_test.png b/documentation/src/cairo_test.png Binary files differnew file mode 100644 index 000000000..6fb81ba50 --- /dev/null +++ b/documentation/src/cairo_test.png diff --git a/documentation/src/examples.dox b/documentation/src/examples.dox index 7961b0272..e7fa38154 100644 --- a/documentation/src/examples.dox +++ b/documentation/src/examples.dox @@ -7,7 +7,7 @@ in, or ported to, FLTK. If the FLTK archive you received does not contain either an 'examples' or 'test' directory, you can download the complete FLTK distribution from \b http://fltk.org/software.php . -Most of the example programs were created while testing a group of widgets. +Most of the example programs were created while testing a group of widgets. They are not meant to be great achievements in clean C++ programming, but merely a test platform to verify the functionality of the FLTK library. @@ -15,83 +15,92 @@ Note that extra example programs are also available in an additional 'examples' directory, but these are \b NOT built automatically when you build FLTK, unlike those in the 'test' directory shown below. -\section example_applications Example Applications + +\section example_applications_overview Example Applications: Overview <table width=100% border=0> <tr> <td> \ref examples_adjuster </td> +<td> \ref examples_animated </td> <td> \ref examples_arc </td> <td> \ref examples_ask </td> <td> \ref examples_bitmap </td> <td> \ref examples_blocks </td> -<td> \ref examples_boxtype </td> </tr> <tr> +<td> \ref examples_boxtype </td> <td> \ref examples_browser </td> <td> \ref examples_button </td> <td> \ref examples_buttons </td> +<td> \ref examples_cairo_test </td> <td> \ref examples_checkers </td> -<td> \ref examples_clock </td> -<td> \ref examples_colbrowser </td> </tr> <tr> +<td> \ref examples_clock </td> +<td> \ref examples_colbrowser </td> <td> \ref examples_color_chooser </td> <td> \ref examples_cube </td> <td> \ref examples_CubeView </td> <td> \ref examples_cursor </td> -<td> \ref examples_curve </td> -<td> \ref examples_demo </td> </tr> <tr> -<td> \ref examples_device </td> +<td> \ref examples_curve </td> +<td> \ref examples_demo </td> +<td> \ref examples_device </td> <td> \ref examples_doublebuffer </td> <td> \ref examples_editor </td> <td> \ref examples_fast_slow </td> -<td> \ref examples_file_chooser </td> -<td> \ref examples_fluid </td> </tr> <tr> +<td> \ref examples_file_chooser </td> +<td> \ref examples_fluid </td> <td> \ref examples_fonts </td> <td> \ref examples_forms </td> <td> \ref examples_fractals </td> <td> \ref examples_fullscreen </td> -<td> \ref examples_gl_overlay </td> -<td> \ref examples_glpuzzle </td> </tr> <tr> +<td> \ref examples_gl_overlay </td> +<td> \ref examples_glpuzzle </td> <td> \ref examples_hello </td> <td> \ref examples_help_dialog </td> +<td> \ref examples_icon </td> <td> \ref examples_iconize </td> +</tr> +<tr> <td> \ref examples_image </td> <td> \ref examples_inactive </td> <td> \ref examples_input </td> -</tr> -<tr> <td> \ref examples_input_choice </td> <td> \ref examples_keyboard </td> <td> \ref examples_label </td> +</tr> +<tr> <td> \ref examples_line_style </td> <td> \ref examples_list_visuals </td> <td> \ref examples_mandelbrot </td> -</tr> -<tr> <td> \ref examples_menubar </td> <td> \ref examples_message </td> <td> \ref examples_minimum </td> +</tr> +<tr> +<td> \ref examples_native-filechooser </td> <td> \ref examples_navigation </td> +<td> \ref examples_offscreen </td> <td> \ref examples_output </td> <td> \ref examples_overlay </td> +<td> \ref examples_pack </td> </tr> <tr> -<td> \ref examples_pack </td> -<td> \ref examples_pixmap_browser </td> <td> \ref examples_pixmap </td> +<td> \ref examples_pixmap_browser </td> <td> \ref examples_preferences </td> <td> \ref examples_radio </td> +<td> \ref examples_resize </td> <td> \ref examples_resizebox </td> </tr> <tr> -<td> \ref examples_resize </td> +<td> \ref examples_rotated_text </td> <td> \ref examples_scroll </td> <td> \ref examples_shape </td> <td> \ref examples_subwindow </td> @@ -99,24 +108,37 @@ you build FLTK, unlike those in the 'test' directory shown below. <td> \ref examples_symbols </td> </tr> <tr> +<td> \ref examples_table </td> <td> \ref examples_tabs </td> <td> \ref examples_threads </td> <td> \ref examples_tile </td> <td> \ref examples_tiled_image </td> -<td> \ref examples_unittests </td> -<td> \ref examples_utf8 </td> +<td> \ref examples_tree </td> </tr> <tr> +<td> \ref examples_twowin </td> +<td> \ref examples_unittests </td> +<td> \ref examples_utf8 </td> <td> \ref examples_valuators </td> +<td> \ref examples_windowfocus </td> </tr> </table> + \subsection examples_adjuster adjuster \par \c adjuster shows a nifty little widget for quickly setting values in a great range. + +\subsection examples_animated animated + +\par +\c animated shows a window with an animated square that shows drawing +with transparency (alpha channel). + + \subsection examples_arc arc \par @@ -124,20 +146,23 @@ The \c arc demo explains how to derive your own widget to generate some custom drawings. The sample drawings use the matrix based arc drawing for some fun effects. + \subsection examples_ask ask \par \c ask shows some of FLTK's standard dialog boxes. Click -the correct answers or you may end up in a loop, or you may end +the correct answers or you may end up in a loop, or you may end up in a loop, or you... . + \subsection examples_bitmap bitmap \par This simple test shows the use of a single color bitmap as a -label for a box widget. Bitmaps are stored in the X11 '.bmp' +label for a box widget. Bitmaps are stored in the X11 '.bmp' file format and can be part of the source code. + \subsection examples_blocks blocks \par @@ -145,41 +170,53 @@ A wonderful and addictive game that shows the usage of FLTK timers, graphics, and how to implement sound on all platforms. \c blocks is also a good example for the Mac OS X specific bundle format. - + + \subsection examples_boxtype boxtype \par -\c boxtype gives an overview of readily available boxes and -frames in FLTK. More types can be added by the application programmer. -When using themes, FLTK shuffles boxtypes around to give your program -a new look. +\c boxtype gives an overview of readily available boxes and frames in FLTK. +More types can be added by the application programmer. When using themes, +FLTK shuffles boxtypes around to give your program a new look. + \subsection examples_browser browser \par -\c browser shows the capabilities of the Fl_Browser widget. +\c browser shows the capabilities of the Fl_Browser widget. Important features tested are loading of files, line formatting, and correct positioning of the browser data window. + \subsection examples_button button \par The \c button test is a simple demo of push-buttons and callbacks. + \subsection examples_buttons buttons \par \c buttons shows a sample of FLTK button types. + +\subsection examples_cairo_test cairo_test + +\par +\c cairo_test shows a sample of drawing with Cairo in an Fl_Cairo_Window. +This program can only be built if FLTK was configured with Cairo support. + + \subsection examples_checkers checkers \par Written by Steve Poulsen in early 1979, \c checkers shows how to convert a VT100 text-terminal based program into a neat application with a graphical UI. Check out the code that drags the -pieces, and how the pieces are drawn by layering. Then tell me +pieces, and how the pieces are drawn by layering. Then tell me how to beat the computer at Checkers. + \subsection examples_clock clock \par @@ -187,32 +224,37 @@ The \c clock demo shows two analog clocks. The innards of the Fl_Clock widget are pretty interesting, explaining the use of timeouts and matrix based drawing. + \subsection examples_colbrowser colbrowser \par -\c colbrowser runs only on X11 systems. It reads +\c colbrowser runs only on X11 systems. It reads <i>/usr/lib/X11/rgb.txt</i> to show the color representation of every text entry in the file. This is beautiful, but only moderately useful unless your UI is written in <i>Motif</i>. + \subsection examples_color_chooser color_chooser \par The \c color_chooser gives a short demo of FLTK's palette based color chooser and of the RGB based color wheel. + \subsection examples_cube cube \par The \c cube demo shows the speed of OpenGL. It also tests -the ability to render two OpenGL buffers into a single window, +the ability to render two OpenGL buffers into a single window, and shows OpenGL text. + \subsection examples_CubeView CubeView \par \c CubeView shows how to create a UI containing OpenGL with Fluid. + \subsection examples_cursor cursor \par @@ -220,46 +262,52 @@ The \c cursor demo shows all mouse cursor shapes that come standard with FLTK. The <i>fgcolor</i> and <i>bgcolor</i> sliders work only on few systems (some version of Irix for example). + \subsection examples_curve curve \par -\c curve draws a nice Bezier curve into a custom widget. The +\c curve draws a nice Bezier curve into a custom widget. The <i>points</i> option for splines is not supported on all platforms. + \subsection examples_demo demo \par -This tool allows quick access to all programs in the \c test directory. -\c demo is based on the visuals of the IrixGL demo program. The menu +This tool allows quick access to all programs in the \c test directory. +\c demo is based on the visuals of the IrixGL demo program. The menu tree can be changed by editing <tt>test/demo.menu</tt>. + \subsection examples_device device \par Exercises the Fl_Image_Surface, Fl_Copy_Surface, and Fl_Printer classes to draw to an Fl_Image object, copy graphical data to the clipboard, and for print support. -\note The clipboard.cxx program of the 'examples' directory is a clipboard watching +\note The clipboard.cxx program of the 'examples' directory is a clipboard watching application that continuously displays the textual or graphical content of the system clipboard (a.k.a pasteboard on Mac OS X) exercising Fl::paste(). + \subsection examples_doublebuffer doublebuffer \par The \c doublebuffer demo shows the difference between a single -buffered window, which may flicker during a slow redraw, and a +buffered window, which may flicker during a slow redraw, and a double buffered window, which never flickers, but uses twice the amount of RAM. Some modern OS's double buffer all windows automatically to allow transparency and shadows on the desktop. FLTK is smart enough to not tripple buffer a window in that case. + \subsection examples_editor editor \par -FLTK has two very different text input widgets. Fl_Input -and derived classes are rather light weight, however -Fl_Text_Editor is a complete port of <i>nedit</i> (with permission). +FLTK has two very different text input widgets. Fl_Input +and derived classes are rather light weight, however +Fl_Text_Editor is a complete port of <i>nedit</i> (with permission). The \c editor test is almost a full application, showing custom -syntax highlighting and dialog creation. +syntax highlighting and dialog creation. + \subsection examples_fast_slow fast_slow @@ -267,20 +315,22 @@ syntax highlighting and dialog creation. \c fast_slow shows how an application can use the Fl_Widget::when() setting to receive different kinds of callbacks. + \subsection examples_file_chooser file_chooser \par The standard FLTK \c file_chooser is the result of many -iterations, trying to find a middle ground between a complex +iterations, trying to find a middle ground between a complex browser and a fast light implementation. + \subsection examples_fonts fonts \par -\c fonts shows all available text fonts on the host system. -If your machine still has some pixmap based fonts, the supported -sizes will be shown in bold face. Only the first 256 fonts will -be listed. +\c fonts shows all available text fonts on the host system. If your +machine still has some pixmap based fonts, the supported sizes will +be shown in bold face. Only the first 256 fonts will be listed. + \subsection examples_forms forms @@ -290,28 +340,30 @@ Search for "fltk" to find all changes necessary to port to fltk. This demo shows the different boxtypes. Note that some boxtypes are not appropriate for some objects. + \subsection examples_fractals fractals \par -\c fractals shows how to mix OpenGL, Glut and FLTK code. -FLTK supports a rather large subset of Glut, so that many Glut -applications compile just fine. +\c fractals shows how to mix OpenGL, Glut and FLTK code. FLTK supports a +rather large subset of Glut, so that many Glut applications compile just fine. + \subsection examples_fullscreen fullscreen \par This demo shows how to do many of the window manipulations that are popular for games. -You can toggle the border on/off, switch between single- +You can toggle the border on/off, switch between single- and double-buffered rendering, and take over the entire screen. More information in the source code. + \subsection examples_gl_overlay gl_overlay \par -\c gl_overlay shows OpenGL overlay plane rendering. If no -hardware overlay plane is available, FLTK will simulate it -for you. +\c gl_overlay shows OpenGL overlay plane rendering. If no hardware +overlay plane is available, FLTK will simulate it for you. + \subsection examples_glpuzzle glpuzzle @@ -319,21 +371,33 @@ for you. The \c glpuzzle test shows how most Glut source code compiles easily under FLTK. + \subsection examples_hello hello \par -\c hello: Hello, World. Need I say more? Well, maybe. This +\c hello: Hello, World. Need I say more? Well, maybe. This tiny demo shows how little is needed to get a functioning application running with FLTK. Quite impressive, I'd say. + \subsection examples_help_dialog help_dialog \par -\c help_dialog displays the built-in FLTK help browser. The -Fl_Help_Dialog understands a subset of html and renders -various image formats. This widget makes it easy to provide help -pages to the user without depending on the operating system's -html browser. +\c help_dialog displays the built-in FLTK help browser. The Fl_Help_Dialog +understands a subset of html and renders various image formats. This widget +makes it easy to provide help pages to the user without depending on the +operating system's html browser. + + +\subsection examples_icon icon + +\par +\c icon demonstrates how an application icon can be set from an image. +This icon should be displayed in the window bar (label), in the task bar, +and in the task switcher (Windows: Alt-Tab). This feature is platform +specific, hence it is possible that you can't see the icon. On Unix/Linux +(X11) this can even depend on the Window Manager (WM). + \subsection examples_iconize iconize @@ -341,66 +405,74 @@ html browser. \c iconize demonstrates the effect of the window functions hide(), iconize(), and show(). + \subsection examples_image image \par The \c image demo shows how an image can be created on the fly. This generated image contains an alpha (transparency) channel which -lets previous renderings 'shine through', either via true +lets previous renderings 'shine through', either via true transparency or by using screen door transparency (pixelation). + \subsection examples_inactive inactive \par -\c inactive tests the correct rendering of inactive widgets. -To see the inactive version of images, you can check out the pixmap -or image test. +\c inactive tests the correct rendering of inactive widgets. To see the +inactive version of images, you can check out the pixmap or image test. + \subsection examples_input input \par This tool shows and tests different types of text input fields based on -Fl_Input_. The \c input program also tests various +Fl_Input_. The \c input program also tests various settings of Fl_Input::when(). + \subsection examples_input_choice input_choice \par -\c input_choice tests the latest addition to FLTK1, a text input -field with an attached pulldown menu. Windows users will recognize -similarities to the 'ComboBox'. \c input_choice starts up in +\c input_choice tests the latest addition to FLTK1, a text input +field with an attached pulldown menu. Windows users will recognize +similarities to the 'ComboBox'. \c input_choice starts up in 'plastic' scheme, but the traditional scheme is also supported. + \subsection examples_keyboard keyboard \par FLTK unifies keyboard events for all platforms. The \c keyboard test can be used to check the return values of Fl::event_key() -and Fl::event_text(). It is also great to see the modifier +and Fl::event_text(). It is also great to see the modifier buttons and the scroll wheel at work. Quit this application by closing -the window. The ESC key will not work. +the window. The ESC key will not work. + \subsection examples_label label \par -Every FLTK widget can have a label attached to it. The \c label +Every FLTK widget can have a label attached to it. The \c label demo shows alignment, clipping, and wrapping of text labels. Labels can contain symbols at the start and end of the text, like <i>\@FLTK</i> or <i>\@circle uh-huh \@square</i>. + \subsection examples_line_style line_style \par -Advanced line drawing can be tested with \c line_style. +Advanced line drawing can be tested with \c line_style. Not all platforms support all line styles. + \subsection examples_list_visuals list_visuals \par This little app finds all available pixel formats for the current X11 -screen. But since you are now an FLTK user, you don't have to worry +screen. But since you are now an FLTK user, you don't have to worry about any of this. + \subsection examples_mandelbrot mandelbrot \par @@ -410,6 +482,7 @@ system. This is one of the few occasions where the <i>idle</i> callback is very useful by giving all available processor time to the application without blocking the UI or other apps. + \subsection examples_menubar menubar \par @@ -417,24 +490,41 @@ The \c menubar tests many aspects of FLTK's popup menu system. Among the features are radio buttons, menus taller than the screen, arbitrary sub menu depth, and global shortcuts. + \subsection examples_message message \par \c message pops up a few of FLTK's standard message boxes. + \subsection examples_minimum minimum \par -The \c minimum test program verifies that the update regions -are set correctly. In a real life application, the trail would -be avoided by choosing a smaller label or by setting label clipping -differently. +The \c minimum test program verifies that the update regions are set +correctly. In a real life application, the trail would be avoided by +choosing a smaller label or by setting label clipping differently. + + +\subsection examples_native-filechooser native-filechooser + +\par +The \c native-filechooser program invokes the platform specific +file chooser, if available (see Fl_Native_File_Chooser widget). + \subsection examples_navigation navigation \par -\c navigation demonstrates how the text cursor moves from -text field to text field when using the arrow keys, tab, and shift-tab. +\c navigation demonstrates how the text cursor moves from text field +to text field when using the arrow keys, tab, and shift-tab. + + +\subsection examples_offscreen offscreen + +\par +\c offscreen shows how to draw into an offscreen image and display the +offscreen image in the program window. + \subsection examples_output output @@ -443,36 +533,38 @@ text field to text field when using the arrow keys, tab, and shift-tab. multi line mode of the Fl_Output widget. Fonts can be selected from the FLTK standard list of fonts. + \subsection examples_overlay overlay \par The \c overlay test app shows how easy an FLTK window can be layered to display cursor and manipulator style elements. This -example derives a new class from Fl_Overlay_Window and +example derives a new class from Fl_Overlay_Window and provides a new function to draw custom overlays. + \subsection examples_pack pack \par -The \c pack test program demonstrates the resizing -and repositioning of children of the Fl_Pack group. -Putting an Fl_Pack into an Fl_Scroll is -a useful way to create a browser for large sets of data. +The \c pack test program demonstrates the resizing and repositioning +of children of the Fl_Pack group. Putting an Fl_Pack into an Fl_Scroll +is a useful way to create a browser for large sets of data. -\subsection examples_pixmap_browser pixmap_browser + +\subsection examples_pixmap pixmap \par -\c pixmap_browser tests the shared-image interface. When using -the same image multiple times, Fl_Shared_Image will keep it -only once in memory. +This simple test shows the use of a LUT based pixmap as a label for +a box widget. Pixmaps are stored in the X11 '.xpm' file format and +can be part of the source code. Pixmaps support one transparent color. -\subsection examples_pixmap pixmap + +\subsection examples_pixmap_browser pixmap_browser \par -This simple test shows the use of a LUT based pixmap as a -label for a box widget. Pixmaps are stored in the X11 '.xpm' -file format and can be part of the source code. Pixmaps support -one transparent color. +\c pixmap_browser tests the shared-image interface. When using the same +image multiple times, Fl_Shared_Image will keep it only once in memory. + \subsection examples_preferences preferences @@ -481,50 +573,64 @@ I do have my \c preferences in the morning, but sometimes I just can't remember a thing. This is where the Fl_Preferences come in handy. They remember any kind of data between program launches. + \subsection examples_radio radio \par The \c radio tool was created entirely with <i>fluid</i>. It -shows some of the available button types and tests radio +shows some of the available button types and tests radio button behavior. + \subsection examples_resizebox resizebox \par \c resizebox shows some possible ways of FLTK's automatic resize behavior. + +\subsection examples_rotated_text rotated_text + +\par +\c rotated_text shows how text can be rotated, i.e. drawn in any given +angle. This demo is device specific, for instance it works under X11 +only if configured with Xft. + + \subsection examples_resize resize \par The \c resize demo tests size and position functions with the given window manager. + \subsection examples_scroll scroll \par -\c scroll shows how to scroll an area of widgets, one of -them being a slow custom drawing. Fl_Scroll uses -clipping and smart window area copying to improve redraw speed. -The buttons at the bottom of the window control decoration rendering -and updates. +\c scroll shows how to scroll an area of widgets, one of them being +a slow custom drawing. Fl_Scroll uses clipping and smart window area +copying to improve redraw speed. The buttons at the bottom of the +window control decoration rendering and updates. + \subsection examples_shape shape \par \c shape is a very minimal demo that shows how to create -your own OpenGL rendering widget. Now that you know that, go ahead +your own OpenGL rendering widget. Now that you know that, go ahead and write that flight simulator you always dreamt of. + \subsection examples_subwindow subwindow \par -The \c subwindow demo tests messaging and drawing between +The \c subwindow demo tests messaging and drawing between the main window and 'true' sub windows. A sub window is different to a group by resetting the FLTK coordinate system to 0, 0 in the -top left corner. On Win32 and X11, subwindows have their own +top left corner. On Win32 and X11, subwindows have their own operating system specific handle. + \subsection examples_sudoku sudoku \par @@ -532,78 +638,149 @@ Another highly addictive game - don't play it, I warned you. The implementation shows how to create application icons, how to deal with OS specifics, and how to generate sound. + \subsection examples_symbols symbols \par -\c symbols are a speciality of FLTK. These little vector +\c symbols are a speciality of FLTK. These little vector drawings can be integrated into labels. They scale and rotate, -and with a little patience, you can define your own. The rotation -number refers to 45 degree rotations if you were looking at a +and with a little patience, you can define your own. The rotation +number refers to 45 degree rotations if you were looking at a numeric keypad (2 is down, 6 is right, etc.). + +\subsection examples_table table + +\par +The \c table demo shows the features of the Fl_Table widget. + + \subsection examples_tabs tabs \par The \c tabs tool was created with <i>fluid</i>. It tests -correct hiding and redisplaying of tabs, navigation across tabs, +correct hiding and redisplaying of tabs, navigation across tabs, resize behavior, and no unneeded redrawing of invisible widgets. \par The \c tabs application shows the Fl_Tabs widget -on the left and the Fl_Wizard widget on the right side +on the left and the Fl_Wizard widget on the right side for direct comparison of these two panel management widgets. + \subsection examples_threads threads \par FLTK can be used in a multithreading environment. There are some -limitations, mostly due to the underlying operating system. -\c threads shows how to use Fl::lock(), -Fl::unlock(), and Fl::awake() in secondary threads -to keep FLTK happy. Although locking works on all platforms, -this demo is not available on every machine. +limitations, mostly due to the underlying operating system. +\c threads shows how to use Fl::lock(), Fl::unlock(), and Fl::awake() +in secondary threads to keep FLTK happy. Although locking works on all +platforms, this demo is not available on every machine. + \subsection examples_tile tile \par The \c tile tool shows a nice way of using Fl_Tile. -To test correct resizing of subwindows, the widget for region -1 is created from an Fl_Window class. +To test correct resizing of subwindows, the widget for region 1 is +created from an Fl_Window class. + \subsection examples_tiled_image tiled_image \par -The \c tiled_image demo uses an image as the background +The \c tiled_image demo uses a small image as the background for a window by repeating it over the full size of the widget. The window is resizable and shows how the image gets repeated. + +\subsection examples_tree tree + +\par +The \c tree demo shows the features of the Fl_Tree widget. + + +\subsection examples_twowin twowin + +\par +The \c twowin program tests focus transfer from one window to another window. + + \subsection examples_unittests unittests \par -\c unittests exercises all of FLTK's drawing features (e.g., text, lines, circles, images), -as well as scrollbars and schemes. +\c unittests exercises all of FLTK's drawing features (e.g., text, lines, +circles, images), as well as scrollbars and schemes. + \subsection examples_utf8 utf8 \par -\c utf8 shows all fonts available to the platform that runs it, and how each font -draws each of the Unicode code points ranging between U+0020 and U+FFFF. +\c utf8 shows all fonts available to the platform that runs it, and how each +font draws each of the Unicode code points ranging between U+0020 and U+FFFF. + \subsection examples_valuators valuators \par -\c valuators shows all of FLTK's nifty widgets to change -numeric values. +\c valuators shows all of FLTK's nifty widgets to change numeric values. + + +\subsection examples_windowfocus windowfocus + +\par +\c windowfocus shows a very special case when a new window is shown +while the focus stays in the original window. + \subsection examples_fluid fluid \par -\c fluid is not only a big test program, but also a very -useful visual UI designer. Many parts of \c fluid were +\c fluid is not only a big test program, but also a very +useful visual UI designer. Many parts of \c fluid were created using \c fluid. See the \link fluid Fluid Tutorial \endlink for more details. + +\section example_applications_images Example Applications: Images + +This chapter contains a few selected images of the test and example +applications listed above. It is not meant to be complete or a full +reference. The reason some images are included here is to show how +the display \b should look when running the example programs. + + +\subsection examples_cairo_test_image cairo_test + +\par +The \c cairo_test demo program shows three shiny buttons drawn with Cairo +in an Fl_Cairo_Window. + + \image html cairo_test.png "Buttons drawn with Cairo" + \image latex cairo_test.png "Buttons drawn with Cairo" width=8cm + + +\subsection examples_icon_image icon + +\par +The \c icon program lets you set the program icon from an image (here +an Fl_RGB_Image). + + \image html icon.png "Green icon (Windows 10)" + \image latex icon.png "Green icon (Windows 10)" width=6cm + + +\subsection examples_unittests_images unittests + +\par +Select "drawing images" in the browser at the left side to see the +image drawing example: + + \image html unittest_images.png "Image Drawing" + \image latex unittest_images.png "Image Drawing" width=12cm + + \htmlonly <hr> <table summary="navigation bar" width="100%" border="0"> diff --git a/documentation/src/icon.png b/documentation/src/icon.png Binary files differnew file mode 100644 index 000000000..e6cb8429b --- /dev/null +++ b/documentation/src/icon.png diff --git a/documentation/src/unittest_images.png b/documentation/src/unittest_images.png Binary files differnew file mode 100644 index 000000000..3a68a4b7b --- /dev/null +++ b/documentation/src/unittest_images.png |
