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Kartik K. Agaram 2021-08-13 06:38:03 -07:00
parent 4e3703de21
commit d8ac8020cf
2 changed files with 39 additions and 9 deletions
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6
501draw-text.mu
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@ -172,16 +172,16 @@ fn render-grapheme screen: (addr screen), g: grapheme, xmin: int, ymin: int, xma
# that way the caller can draw more if given the same min and max bounding-box.
# if there isn't enough space, truncate
fn draw-text-wrapping-right-then-down screen: (addr screen), _text: (addr array byte), xmin: int, ymin: int, xmax: int, ymax: int, _x: int, _y: int, color: int, background-color: int -> _/eax: int, _/ecx: int {
var stream-storage: (stream byte 0x4000/print-buffer-size)
var stream-storage: (stream byte 0x200/print-buffer-size)
var stream/edi: (addr stream byte) <- address stream-storage
var text/esi: (addr array byte) <- copy _text
var len/eax: int <- length text
compare len, 0x4000/print-buffer-size
compare len, 0x200/print-buffer-size
{
break-if-<
write stream, "ERROR: stream too small in draw-text-wrapping-right-then-down"
}
compare len, 0x4000/print-buffer-size
compare len, 0x200/print-buffer-size
{
break-if->=
write stream, text

42
browse-slack/environment.mu
View File

@ -160,12 +160,7 @@ fn render-item screen: (addr screen), _item: (addr item), _users: (addr array us
var text-ah/eax: (addr handle array byte) <- get item, text
var _text/eax: (addr array byte) <- lookup *text-ah
var text/edx: (addr array byte) <- copy _text
var x/eax: int <- copy 0x20/main-panel-hor
x <- add 0x10/avatar-space-hor
var text-y/ecx: int <- copy y
text-y <- add 1/author-name-padding-ver
x, text-y <- draw-text-wrapping-right-then-down screen, text, x text-y, 0x70/xmax=post-right-coord screen-height, x text-y, 7/fg 0/bg
text-y <- add 2/item-padding-ver
var text-y/eax: int <- render-slack-message screen, text, y, screen-height
# flush
add-to y, 6/avatar-space-ver
compare y, text-y
@ -176,6 +171,41 @@ fn render-item screen: (addr screen), _item: (addr item), _users: (addr array us
return text-y
}
fn render-slack-message screen: (addr screen), text: (addr array byte), ymin: int, ymax: int -> _/eax: int {
var x/eax: int <- copy 0x20/main-panel-hor
x <- add 0x10/avatar-space-hor
var y/ecx: int <- copy ymin
y <- add 1/author-name-padding-ver
x, y <- draw-json-text-wrapping-right-then-down screen, text, x y, 0x70/xmax=post-right-coord ymax, x y, 7/fg 0/bg
y <- add 2/item-padding-ver
return y
}
# draw text in the rectangle from (xmin, ymin) to (xmax, ymax), starting from (x, y), wrapping as necessary
# return the next (x, y) coordinate in raster order where drawing stopped
# that way the caller can draw more if given the same min and max bounding-box.
# if there isn't enough space, truncate
fn draw-json-text-wrapping-right-then-down screen: (addr screen), _text: (addr array byte), xmin: int, ymin: int, xmax: int, ymax: int, _x: int, _y: int, color: int, background-color: int -> _/eax: int, _/ecx: int {
var stream-storage: (stream byte 0x4000/print-buffer-size)
var stream/edi: (addr stream byte) <- address stream-storage
var text/esi: (addr array byte) <- copy _text
var len/eax: int <- length text
compare len, 0x4000/print-buffer-size
{
break-if-<
write stream, "ERROR: stream too small in draw-text-wrapping-right-then-down"
}
compare len, 0x4000/print-buffer-size
{
break-if->=
write stream, text
}
var x/eax: int <- copy _x
var y/ecx: int <- copy _y
x, y <- draw-stream-wrapping-right-then-down screen, stream, xmin, ymin, xmax, ymax, x, y, color, background-color
return x, y
}
fn update-environment env: (addr environment), key: byte, items: (addr item-list) {
{
compare key, 0xe/ctrl-n