From 2855bc69bd9ab3ab0f4ffdfad104cfa5e3bffba7 Mon Sep 17 00:00:00 2001 From: Kartik Agaram Date: Fri, 6 Nov 2020 14:26:42 -0800 Subject: 7196 - tile: render empty screen --- apps/tile/environment.mu | 7 ++-- apps/tile/value.mu | 92 ++++++++++++++++++++++++++++++++++++++++-------- 2 files changed, 80 insertions(+), 19 deletions(-) (limited to 'apps') diff --git a/apps/tile/environment.mu b/apps/tile/environment.mu index fa897203..c574b551 100644 --- a/apps/tile/environment.mu +++ b/apps/tile/environment.mu @@ -1382,14 +1382,13 @@ fn render-column screen: (addr screen), functions: (addr handle function), bindi compare *top-addr, 0 break-if-<= decrement *top-addr - move-cursor screen, curr-row, indented-col { var data-ah/eax: (addr handle array value) <- get stack-addr, data var data/eax: (addr array value) <- lookup *data-ah - var top/edx: int <- copy *top-addr - var dest-offset/edx: (offset value) <- compute-offset data, top + var top/ecx: int <- copy *top-addr + var dest-offset/ecx: (offset value) <- compute-offset data, top var val/eax: (addr value) <- index data, dest-offset - render-value screen, val, max-width + render-value screen, curr-row, indented-col, val, max-width } curr-row <- increment loop diff --git a/apps/tile/value.mu b/apps/tile/value.mu index 8dfe4bcc..8e3e7a51 100644 --- a/apps/tile/value.mu +++ b/apps/tile/value.mu @@ -1,8 +1,8 @@ ## Rendering values -fn render-value screen: (addr screen), _val: (addr value), max-width: int { -$render-value:body: { +fn render-value screen: (addr screen), row: int, col: int, _val: (addr value), max-width: int { + move-cursor screen, row, col var val/esi: (addr value) <- copy _val var val-type/ecx: (addr int) <- get val, type # per-type rendering logic goes here @@ -34,15 +34,15 @@ $render-value:body: { } print-code-point screen, 0x275e # close-quote reset-formatting screen - break $render-value:body + return } compare *val-type, 2 # array { break-if-!= var val-ah/eax: (addr handle array value) <- get val, array-data var val-array/eax: (addr array value) <- lookup *val-ah - render-array screen, val-array - break $render-value:body + render-array screen, row, col, val-array + return } compare *val-type, 3 # file { @@ -52,23 +52,20 @@ $render-value:body: { start-color screen, 0, 7 # TODO print-string screen, " FILE " - break $render-value:body + return } compare *val-type, 4 # file { break-if-!= var val-ah/eax: (addr handle screen) <- get val, screen-data var val-screen/eax: (addr screen) <- lookup *val-ah - start-color screen, 0, 7 - # TODO - print-string screen, " SCREEN " - break $render-value:body + render-screen screen, row, col, val-screen + return } # render ints by default for now var val-int/eax: (addr int) <- get val, int-data render-integer screen, *val-int, max-width } -} # synaesthesia fn render-integer screen: (addr screen), val: int, max-width: int { @@ -104,10 +101,11 @@ $render-integer:body: { } } -fn render-array screen: (addr screen), _a: (addr array value) { +fn render-array screen: (addr screen), row: int, col: int, _a: (addr array value) { start-color screen, 0xf2, 7 # don't surround in spaces print-grapheme screen, 0x5b # '[' + increment col var a/esi: (addr array value) <- copy _a var max/ecx: int <- length a var i/eax: int <- copy 0 @@ -121,18 +119,80 @@ fn render-array screen: (addr screen), _a: (addr array value) { } var off/ecx: (offset value) <- compute-offset a, i var x/ecx: (addr value) <- index a, off - render-value screen, x, 0 + render-value screen, row, col, x, 0 + { + var w/eax: int <- value-width x, 0 + add-to col, w + increment col + } i <- increment loop } print-grapheme screen, 0x5d # ']' } +fn render-screen screen: (addr screen), row: int, col: int, _val: (addr screen) { + move-cursor screen, row, col + start-color screen, 0, 0xf6 + var val/esi: (addr screen) <- copy _val + var ncols-a/ecx: (addr int) <- get val, num-cols + print-upper-border screen, *ncols-a + var r/edx: int <- copy 0 + var nrows-a/ebx: (addr int) <- get val, num-rows + { + compare r, *nrows-a + break-if->= + increment row # mutate arg + move-cursor screen, row, col + print-string screen, " " + var c/edi: int <- copy 0 + { + compare c, *ncols-a + break-if->= + print-string screen, " " # TODO + c <- increment + loop + } + print-string screen, " " + r <- increment + loop + } + increment row # mutate arg + move-cursor screen, row, col + print-lower-border screen, *ncols-a +} + fn hash-color val: int -> _/eax: int { var result/eax: int <- try-modulo val, 7 # assumes that 7 is always the background color return result } +fn print-upper-border screen: (addr screen), width: int { + print-code-point screen, 0x250c # top-left corner + var i/eax: int <- copy 0 + { + compare i, width + break-if->= + print-code-point screen, 0x2500 # horizontal line + i <- increment + loop + } + print-code-point screen, 0x2510 # top-right corner +} + +fn print-lower-border screen: (addr screen), width: int { + print-code-point screen, 0x2514 # bottom-left corner + var i/eax: int <- copy 0 + { + compare i, width + break-if->= + print-code-point screen, 0x2500 # horizontal line + i <- increment + loop + } + print-code-point screen, 0x2518 # bottom-right corner +} + fn value-width _v: (addr value), top-level: boolean -> _/eax: int { var v/esi: (addr value) <- copy _v var type/eax: (addr int) <- get v, type @@ -193,8 +253,10 @@ fn value-width _v: (addr value), top-level: boolean -> _/eax: int { var screen/eax: (addr screen) <- lookup *screen-ah compare screen, 0 break-if-= - # TODO: visualizing screen - return 6 + var ncols/ecx: (addr int) <- get screen, num-cols + var result/eax: int <- copy *ncols + result <- add 2 # left/right margins + return *ncols } return 0 } -- cgit 1.4.1-2-gfad0