5bb20a62c6
2000-12-24 Michael Natterer <mitch@gimp.org> * Pre 1.2 Version 4 with some fixes for the path documentation from Andy Thomas.
397 lines
No EOL
6.7 KiB
HTML
397 lines
No EOL
6.7 KiB
HTML
<HTML
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><HEAD
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><TITLE
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> Gradient Editor </TITLE
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><META
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NAME="GENERATOR"
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CONTENT="Modular DocBook HTML Stylesheet Version 1.49"><LINK
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REL="HOME"
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TITLE="GIMP User Manual"
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HREF="../../contents.html"><LINK
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REL="UP"
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TITLE="Dialogs"
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HREF="../../dialogs/index.html"><LINK
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REL="PREVIOUS"
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TITLE=" The Gradient Selection Dialog"
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HREF="../../dialogs/gradient_selection.html"><LINK
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REL="NEXT"
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TITLE=" Copy Gradient "
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HREF="../../dialogs/gradient_editor/copy_gradient.html"></HEAD
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><BODY
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CLASS="SECT1"
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BGCOLOR="#FFFFFF"
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TEXT="#000000"
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><DIV
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CLASS="NAVHEADER"
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><TABLE
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WIDTH="100%"
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BORDER="0"
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CELLPADDING="0"
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CELLSPACING="0"
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><TR
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><TH
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COLSPAN="3"
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ALIGN="center"
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>GIMP User Manual</TH
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></TR
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><TR
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><TD
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WIDTH="10%"
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ALIGN="left"
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VALIGN="bottom"
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><A
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HREF="../../dialogs/gradient_selection.html"
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>Prev</A
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></TD
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><TD
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WIDTH="80%"
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ALIGN="center"
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VALIGN="bottom"
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>Chapter 12. Dialogs</TD
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><TD
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WIDTH="10%"
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ALIGN="right"
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VALIGN="bottom"
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><A
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HREF="../../dialogs/gradient_editor/copy_gradient.html"
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>Next</A
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></TD
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></TR
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></TABLE
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><HR
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ALIGN="LEFT"
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WIDTH="100%"></DIV
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><DIV
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CLASS="SECT1"
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><H1
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CLASS="SECT1"
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><A
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NAME="DIALOGS-GRADIENT-EDITOR-GRADIENT-EDITOR"
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><SPAN
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CLASS="INTERFACE"
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>Gradient Editor</SPAN
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></A
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></H1
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><A
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NAME="AEN3391"
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></A
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><A
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NAME="AEN3393"
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></A
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><P
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> The <SPAN
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CLASS="INTERFACE"
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>Gradient Editor</SPAN
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> allows you to create or
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edit complex gradients that you can use with, for example, the
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<A
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HREF="../../tools/blend.html"
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>Blend</A
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> tool.
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</P
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><P
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> You'll find a list of all available gradients under
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<SPAN
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CLASS="GUILABEL"
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>Gradients</SPAN
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>, and the currently selected
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gradient can be seen in a preview window. The buttons to the right
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let you
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<A
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HREF="../../dialogs/gradient_editor/new_gradient.html"
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> <SPAN
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CLASS="GUIBUTTON"
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>Create</SPAN
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></A
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>,
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<A
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HREF="../../dialogs/gradient_editor/copy_gradient.html"
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> <SPAN
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CLASS="GUIBUTTON"
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>Copy</SPAN
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></A
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>,
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<A
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HREF="../../dialogs/gradient_editor/delete_gradient.html"
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> <SPAN
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CLASS="GUIBUTTON"
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>Delete</SPAN
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></A
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> and,
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<A
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HREF="../../dialogs/gradient_editor/rename_gradient.html"
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> <SPAN
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CLASS="GUIBUTTON"
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>Rename</SPAN
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></A
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> gradients.
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You can also
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<A
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HREF="../../dialogs/gradient_editor/save_as_povray.html"
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> <SPAN
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CLASS="GUIBUTTON"
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>Save Gradients in a POV-Ray
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format</SPAN
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></A
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>. <SPAN
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CLASS="QUOTE"
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>"<SPAN
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CLASS="GUIBUTTON"
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>Refresh
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Gradients</SPAN
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>"</SPAN
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> re-reads all gradients from disk.
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You can also zoom the gradient with the
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<SPAN
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CLASS="QUOTE"
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>"<SPAN
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CLASS="GUIBUTTON"
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>Zoom</SPAN
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>"</SPAN
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> buttons present in the
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main dialog.
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</P
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><P
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> The <SPAN
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CLASS="GUIBUTTON"
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>triangles</SPAN
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> at the bottom of the gradient
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preview window are color section markings. Two kinds of marks
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exist: black endpoints and white midpoints. The area between two
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black points is called a segment. You select a segment simply
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click on it. A selected segment turns a darker shade of gray. Most
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work that you do in the gradient editor will be about changing and
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editing those segments in one way or another.
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</P
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><P
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> <P
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></P
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><UL
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><LI
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><P
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> You can move an entire selection by clicking in the
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<SPAN
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CLASS="GUIBUTTON"
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>darker</SPAN
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> gray field and dragging.
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</P
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></LI
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><LI
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><P
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> Moving a white midpoint affects the color transition.
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</P
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></LI
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><LI
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><P
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> Dragging a black endpoint will stretch the area between that
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endpoint and the midpoint.
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</P
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></LI
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><LI
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><P
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> If you click on an endpoint then press
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<B
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CLASS="KEYCAP"
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>Shift</B
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> and drag, you will compress or expand
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the entire selection.
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</P
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></LI
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><LI
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><P
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> You can extend or add to a selection by pressing the
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<B
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CLASS="KEYCAP"
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>Shift</B
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> key and clicking on another segment.
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</P
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></LI
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></UL
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>
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</P
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><P
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> Any of the described manipulations can be used on extended
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selections.
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</P
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><DIV
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CLASS="SECT2"
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><H2
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CLASS="SECT2"
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><A
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NAME="AEN3432"
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>The Popup Menu</A
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></H2
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><P
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> If you press the <SPAN
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CLASS="MOUSEBUTTON"
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>right</SPAN
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> mouse button
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in the gradient preview window, a menu will appear for further
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editing of the selected segment.
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</P
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><P
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> You can edit the left or right color by invoking left or right
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endpoint color. The <SPAN
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CLASS="GUIMENUITEM"
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>Load From</SPAN
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> and
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<SPAN
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CLASS="GUIMENUITEM"
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>Save To</SPAN
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> menu options allow you to
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load a color from an <SPAN
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CLASS="ACRONYM"
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>RGBA</SPAN
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> channel to an
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endpoint or to save an <SPAN
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CLASS="ACRONYM"
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>RGBA</SPAN
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> channel.
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</P
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><P
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> In the <SPAN
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CLASS="GUISUBMENU"
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>Blending function</SPAN
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> submenu from
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the <SPAN
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CLASS="GUIMENU"
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>Segment</SPAN
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> menu, you will find some
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functions that control the appearance of the gradient in your
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selection.
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</P
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><P
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> The <SPAN
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CLASS="GUISUBMENU"
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>Coloring type</SPAN
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> submenu from the
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<SPAN
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CLASS="GUIMENU"
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>segment</SPAN
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> menu lets you choose a color model
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for your selection or segment. You can choose plain
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<SPAN
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CLASS="ACRONYM"
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>RGB</SPAN
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> or one of two kinds of
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<SPAN
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CLASS="ACRONYM"
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>HSV</SPAN
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>.
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</P
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><P
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> The Segment commands will work on the selected segment. If you
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have selected more than one segment, they will not be treated as
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a unit.
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</P
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><P
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> <P
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></P
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><UL
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><LI
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><P
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> Split segment at midpoint: Puts an endpoint at the
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midpoint and then divides the two new segments.
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</P
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></LI
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><LI
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><P
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> Split segment uniformly: Splits to a specified amount of
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segments.
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</P
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></LI
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><LI
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><P
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> Delete segment: Deletes the entire selection.
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</P
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></LI
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><LI
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><P
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> Re-center segment's midpoint: Re-centers the midpoints.
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</P
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></LI
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><LI
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><P
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> Re-distribute handles in segment: Evenly distributes all
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the points in the segment.
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</P
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></LI
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></UL
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>
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</P
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><P
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> The <SPAN
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CLASS="GUISUBMENU"
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>Selection operations</SPAN
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> submenu allows
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you to flip or replicate the segment and also allows you to
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blend the endpoints' colors and/or opacity.
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</P
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></DIV
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></DIV
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><DIV
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CLASS="NAVFOOTER"
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><HR
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ALIGN="LEFT"
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WIDTH="100%"><TABLE
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WIDTH="100%"
|
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BORDER="0"
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CELLPADDING="0"
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CELLSPACING="0"
|
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><TR
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><TD
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WIDTH="33%"
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ALIGN="left"
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VALIGN="top"
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><A
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HREF="../../dialogs/gradient_selection.html"
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>Prev</A
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></TD
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><TD
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WIDTH="34%"
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ALIGN="center"
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VALIGN="top"
|
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><A
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HREF="../../contents.html"
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>Home</A
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></TD
|
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><TD
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WIDTH="33%"
|
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ALIGN="right"
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VALIGN="top"
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><A
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HREF="../../dialogs/gradient_editor/copy_gradient.html"
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>Next</A
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></TD
|
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></TR
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><TR
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><TD
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WIDTH="33%"
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ALIGN="left"
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VALIGN="top"
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>The <SPAN
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CLASS="INTERFACE"
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>Gradient Selection</SPAN
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> Dialog</TD
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><TD
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WIDTH="34%"
|
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ALIGN="center"
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VALIGN="top"
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><A
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HREF="../../dialogs/index.html"
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>Up</A
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></TD
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><TD
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WIDTH="33%"
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ALIGN="right"
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VALIGN="top"
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><SPAN
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CLASS="INTERFACE"
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>Copy Gradient</SPAN
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></TD
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></TR
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></TABLE
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></DIV
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></BODY
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></HTML
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> |