Refresh of pattern docs.

New graphics with consistent style, removal of unneeded graphics, and many edits for clarity and completeness.

Oh, and the credit for the old keyboard image has been removed. This version is fully redrawn.

doc/3-pattern/README.md

@@ -4,41 +4,85 @@ the pattern view allows you to edit the song.
 
 ![pattern view](pattern.png)
 
-a pattern consists of columns ("channels") and rows.
+a pattern consists of columns ("channels") and numbered rows.
 each column has several subcolumns in this order:
 
 1. note
 2. instrument
 3. volume
-4. effect and effect value (several)
+4. effects, split into effect type and effect value
 
 all columns are represented in hexadecimal, except for the note column.
 
-# managing channels
+row highlights show beats and measures, and are configured in the [the Speed window](../2-interface/song-info.md).
 
-you may mute channels, toggle solo mode, collapse channels or even hide them.
 
-clicking on a channel name mutes that channel.
 
-double-clicking or right-clicking it enables solo mode, in where only that channel will be audible.
-
-clicking the `++` at the top left corner of the pattern view displays additional buttons for channel configuration:
-
-![channel bar](channelbar.png)
-
-to rename and/or hide channels, see the Channels window (window > channels).
-
-![channels](channels.png)
-
-# cursor and selection
+## cursor and selection
 
 you may change the cursor position by clicking anywhere on the pattern.
 
-to select, press and hold the left mouse button. then drag the mouse and release the button to finish selection.
+to select an area, press and hold the left mouse button. then drag the mouse and release the button to finish selection.
 
-# keyboard layout
+right-clicking within the pattern view brings up a pop-up menu with everything in the [edit menu](../2-interface/menu-bar.md) that makes sense for entering data or altering a selected area.
 
-## shortcuts
+
+
+## channel bar
+
+using the channel bar, you may adjust several aspects of the channel display.
+
+![channel bar](channelbar.png)
+
+clicking on a channel name mutes that channel.
+
+double-clicking or right-clicking it enables solo mode, in which only that channel will be audible.
+
+clicking the `++` at the top left corner of the pattern view cycles through three channel bar view modes:
+- **Compact**: shows only channel names.
+- **Expanded**: as shown above. adds buttons:
+  - **-**: collapse visible columns. changes to **+** when columns are hidden; click to expand them.
+  - **<**: disables the last effect column and hides it. effects are not deleted...
+  - **>**: adds an effects column. if one previously existed, its contents will be preserved.
+- **Pattern names**: adds a text field with which one can name the current pattern. pattern names are also visible when hovering over a pattern in the order list.
+
+right-clicking the `++` toggles the visualizer, which is active only during playback.
+
+to rename and/or hide channels, open [the Channels window](../8-advanced/channels.md) via the window menu.
+
+
+# input
+
+## note input
+
+![keyboard](keyboard.png)
+
+- pressing any of the respective keys will insert a note at the cursor's location, then advance to the next row (or otherwise according to the Edit Step.)
+- **note off** turns off the last played note in that channel (key off for FM; note cut otherwise).
+- **note release** triggers macro release (and in FM channels it also triggers key off).
+- **macro release** does the same as above, but does not trigger key off in FM channels.
+- **toggle edit** enables and disables editing. when editing is enabled, the cursor's row will be shaded red.
+
+## instrument/volume input
+
+type any hexadecimal number (0-9 and A-F). the cursor will move by the Edit Step when a suitable value is entered.
+
+## effect input
+
+works like the instrument/volume input.
+
+each effect column has two subcolumns: effect and effect value.
+if the effect value is not present, it is treated as `00`.
+
+most effects run until canceled using an effect of the same type with effect value `00`, with some exceptions.
+
+here's [a list of effect types](effects.md).
+
+
+
+# keyboard shortcuts
+
+these are the default key functions. all keys are configurable in the Keyboard tab of the Settings window.
 
 key         | action
 ------------|-----------------------------------------------------------------
@@ -68,31 +112,3 @@ Ctrl-F2     | transpose selection (+1 semitone)
 Ctrl-F3     | transpose selection (-1 octave)
 Ctrl-F4     | transpose selection (+1 octave)
 Space       | toggle note input (edit)
-
-## note input
-
-![keyboard](keyboard.png)
-
-- pressing any of the respective keys will insert a note at the cursor's location, and then advance it by the Edit Step.
-- note off turns off the last played note in that channel (key off for FM; note cut otherwise).
-- note release triggers macro release (and in FM channels it also triggers key off).
-- macro release does the same as above, but does not trigger key off in FM channels.
-
-## instrument/volume input
-
-type any hexadecimal number (0-9 and A-F). the cursor will move by the Edit Step when a suitable value is entered.
-
-## effect input
-
-works like the instrument/volume input.
-
-each effect column has two subcolumns: effect and effect value.
-if the effect value is not present, it is treated as `00`.
-
-most effects run until canceled using an effect of the same type with effect value `00`, with some exceptions.
-
-here's [a list of effects](effects.md).
-
-# pop-up menu
-
-right-clicking within the pattern view brings up a pop-up menu with everything in the [edit menu](../2-interface/menu-bar.md) that makes sense for entering data or altering a selected area.

doc/README.md

@@ -25,8 +25,3 @@ writers:
 - WindowxDeveloper
 - polluks
 - Electric Keet
-
-other:
-
-- [3-pattern/keyboard.png](3-pattern/keyboard.png) licensed under CC-BY-SA 3.0.
-  - this is a derivative of [KB United States.svg](https://en.wikipedia.org/wiki/File:KB_United_States.svg) by Denelson83 under the same license.