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FormSpec: 9-slice images, animated_images, and fgimg_middle (#12453)

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* FormSpec: 9-slice images and animated_images

* Add fgimg_middle; clean up code

* Address issues, add tests

* Fix stupid error; bump formspec version

* Re-add image[] elements without a size
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Vincent Robinson 2022-07-03 05:52:26 -07:00 • committed by GitHub
parent 5a562a597c
commit f7bcf7fa46
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15 changed files with 222 additions and 204 deletions
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21
doc/lua_api.txt
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@ -2310,6 +2310,8 @@ Version History
* Allow dropdown indexing events
* Formspec version 5 (5.5.0):
* Added padding[] element
* Formspec version 6 (5.6.0):
* Add nine-slice images, animated_images, and fgimg_middle
Elements
--------
@ -2474,20 +2476,25 @@ Elements
* `bgcolor` tooltip background color as `ColorString` (optional)
* `fontcolor` tooltip font color as `ColorString` (optional)
### `image[<X>,<Y>;<W>,<H>;<texture name>]`
### `image[<X>,<Y>;<W>,<H>;<texture name>;<middle>]`
* Show an image
* Show an image.
* `middle` (optional): Makes the image render in 9-sliced mode and defines the middle rect.
* Requires formspec version >= 6.
* See `background9[]` documentation for more information.
### `animated_image[<X>,<Y>;<W>,<H>;<name>;<texture name>;<frame count>;<frame duration>;<frame start>]`
### `animated_image[<X>,<Y>;<W>,<H>;<name>;<texture name>;<frame count>;<frame duration>;<frame start>;<middle>]`
* Show an animated image. The image is drawn like a "vertical_frames" tile
animation (See [Tile animation definition]), but uses a frame count/duration
for simplicity
animation (See [Tile animation definition]), but uses a frame count/duration for simplicity
* `name`: Element name to send when an event occurs. The event value is the index of the current frame.
* `texture name`: The image to use.
* `frame count`: The number of frames animating the image.
* `frame duration`: Milliseconds between each frame. `0` means the frames don't advance.
* `frame start` (Optional): The index of the frame to start on. Default `1`.
* `frame start` (optional): The index of the frame to start on. Default `1`.
* `middle` (optional): Makes the image render in 9-sliced mode and defines the middle rect.
* Requires formspec version >= 6.
* See `background9[]` documentation for more information.
### `model[<X>,<Y>;<W>,<H>;<name>;<mesh>;<textures>;<rotation X,Y>;<continuous>;<mouse control>;<frame loop range>;<animation speed>]`
@ -3101,6 +3108,8 @@ Some types may inherit styles from parent types.
* This is deprecated, use states instead.
* fgimg_pressed - image when pressed. Defaults to fgimg when not provided.
* This is deprecated, use states instead.
* fgimg_middle - Makes the fgimg textures render in 9-sliced mode and defines the middle rect.
See background9[] documentation for more details.
* NOTE: The parameters of any given image_button will take precedence over fgimg/fgimg_pressed
* sound - a sound to be played when triggered.
* scrollbar