From fdc3df04300f20fac81792d1f5ee1e170a5644ec Mon Sep 17 00:00:00 2001 From: "Kartik K. Agaram" Date: Mon, 22 Feb 2021 22:32:12 -0800 Subject: [PATCH] 7788 --- baremetal/501draw-text.mu | 19 +++++++++++++++++++ baremetal/502test.mu | 3 +++ baremetal/504test-screen.mu | 8 ++++++++ 3 files changed, 30 insertions(+) diff --git a/baremetal/501draw-text.mu b/baremetal/501draw-text.mu index b2c2136f..b17b54a3 100644 --- a/baremetal/501draw-text.mu +++ b/baremetal/501draw-text.mu @@ -62,6 +62,25 @@ fn move-cursor-down screen: (addr screen) { set-cursor-position screen, cursor-x, cursor-y } +fn move-cursor-to-start-of-next-line screen: (addr screen) { + var dummy/eax: int <- copy 0 + var _height/ecx: int <- copy 0 + dummy, _height <- screen-size screen + var limit/edx: int <- copy _height + limit <- decrement + var cursor-x/eax: int <- copy 0 + var cursor-y/ecx: int <- copy 0 + cursor-x, cursor-y <- cursor-position screen + compare cursor-y, limit + { + break-if-< + return + } + cursor-y <- increment + cursor-x <- copy 0 + set-cursor-position screen, cursor-x, cursor-y +} + fn draw-grapheme-at-cursor screen: (addr screen), g: grapheme, color: int, background-color: int { var cursor-x/eax: int <- copy 0 var cursor-y/ecx: int <- copy 0 diff --git a/baremetal/502test.mu b/baremetal/502test.mu index 89d9b0e9..00d55d34 100644 --- a/baremetal/502test.mu +++ b/baremetal/502test.mu @@ -8,6 +8,7 @@ fn check-ints-equal _a: int, b: int, msg: (addr array byte) { return } draw-text-wrapping-right-then-down-from-cursor-over-full-screen 0/screen, msg, 3/fg/cyan, 0/bg + move-cursor-to-start-of-next-line 0/screen count-test-failure } @@ -24,6 +25,7 @@ fn check _a: boolean, msg: (addr array byte) { return } draw-text-wrapping-right-then-down-from-cursor-over-full-screen 0/screen, msg, 3/fg/cyan, 0/bg + move-cursor-to-start-of-next-line 0/screen count-test-failure } @@ -36,5 +38,6 @@ fn check-not _a: boolean, msg: (addr array byte) { return } draw-text-wrapping-right-then-down-from-cursor-over-full-screen 0/screen, msg, 3/fg/cyan, 0/bg + move-cursor-to-start-of-next-line 0/screen count-test-failure } diff --git a/baremetal/504test-screen.mu b/baremetal/504test-screen.mu index b70b11c7..a409443b 100644 --- a/baremetal/504test-screen.mu +++ b/baremetal/504test-screen.mu @@ -52,6 +52,7 @@ fn check-screen-row-from screen-on-stack: (addr screen), x: int, y: int, expecte draw-grapheme-at-cursor 0/screen, g, 3/cyan, 0/bg move-cursor-rightward-and-downward 0/screen, 0/xmin, 0x80/xmax=screen-width draw-text-wrapping-right-then-down-from-cursor-over-full-screen 0/screen, "'", 3/fg/cyan, 0/bg + move-cursor-to-start-of-next-line 0/screen } idx <- increment increment x @@ -119,6 +120,7 @@ fn check-screen-row-in-color-from screen-on-stack: (addr screen), fg: int, y: in draw-grapheme-at-cursor 0/screen, g, 3/cyan, 0/bg move-cursor-rightward-and-downward 0/screen, 0/xmin, 0x80/xmax=screen-width draw-text-wrapping-right-then-down-from-cursor-over-full-screen 0/screen, "'", 3/fg/cyan, 0/bg + move-cursor-to-start-of-next-line 0/screen } $check-screen-row-in-color-from:compare-colors: { var color/eax: int <- screen-color-at-idx screen, idx @@ -142,6 +144,7 @@ fn check-screen-row-in-color-from screen-on-stack: (addr screen), fg: int, y: in draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen 0/screen, fg, 3/fg/cyan, 0/bg draw-text-wrapping-right-then-down-from-cursor-over-full-screen 0/screen, " but observed color ", 3/fg/cyan, 0/bg draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen 0/screen, color, 3/fg/cyan, 0/bg + move-cursor-to-start-of-next-line 0/screen } } idx <- increment @@ -208,6 +211,8 @@ fn check-screen-row-in-background-color-from screen-on-stack: (addr screen), bg: draw-grapheme-at-cursor 0/screen, g, 3/cyan, 0/bg move-cursor-rightward-and-downward 0/screen, 0/xmin, 0x80/xmax=screen-width draw-text-wrapping-right-then-down-from-cursor-over-full-screen 0/screen, "'", 3/fg/cyan, 0/bg + move-cursor-to-start-of-next-line 0/screen + break $check-screen-row-in-background-color-from:compare-graphemes } $check-screen-row-in-background-color-from:compare-background-colors: { var background-color/eax: int <- screen-background-color-at-idx screen, idx @@ -231,6 +236,7 @@ fn check-screen-row-in-background-color-from screen-on-stack: (addr screen), bg: draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen 0/screen, bg, 3/fg/cyan, 0/bg draw-text-wrapping-right-then-down-from-cursor-over-full-screen 0/screen, " but observed background-color ", 3/fg/cyan, 0/bg draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen 0/screen, background-color, 3/fg/cyan, 0/bg + move-cursor-to-start-of-next-line 0/screen } } idx <- increment @@ -275,6 +281,7 @@ fn check-background-color-in-screen-row-from screen-on-stack: (addr screen), bg: draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen 0/screen, y, 3/fg/cyan, 0/bg draw-text-wrapping-right-then-down-from-cursor-over-full-screen 0/screen, ") to not be in background-color ", 3/fg/cyan, 0/bg draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen 0/screen, bg, 3/fg/cyan, 0/bg + move-cursor-to-start-of-next-line 0/screen break $check-background-color-in-screen-row-from:compare-cells } # otherwise assert that background IS bg @@ -290,6 +297,7 @@ fn check-background-color-in-screen-row-from screen-on-stack: (addr screen), bg: draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen 0/screen, bg, 3/fg/cyan, 0/bg draw-text-wrapping-right-then-down-from-cursor-over-full-screen 0/screen, " but observed background-color ", 3/fg/cyan, 0/bg draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen 0/screen, background-color, 3/fg/cyan, 0/bg + move-cursor-to-start-of-next-line 0/screen } idx <- increment increment x