From 78357b8852626b510527f3b8d770a7dd8956fcc7 Mon Sep 17 00:00:00 2001 From: "Kartik K. Agaram" Date: Fri, 16 Jul 2021 08:38:43 -0700 Subject: . --- html/apps/ex6.mu.html | 95 +++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 95 insertions(+) create mode 100644 html/apps/ex6.mu.html (limited to 'html/apps/ex6.mu.html') diff --git a/html/apps/ex6.mu.html b/html/apps/ex6.mu.html new file mode 100644 index 00000000..aa159ad5 --- /dev/null +++ b/html/apps/ex6.mu.html @@ -0,0 +1,95 @@ + + + + +Mu - apps/ex6.mu + + + + + + + + + + +https://github.com/akkartik/mu/blob/main/apps/ex6.mu +
+ 1 # Drawing ASCII text incrementally.
+ 2 #
+ 3 # To build a disk image:
+ 4 #   ./translate apps/ex6.mu        # emits code.img
+ 5 # To run:
+ 6 #   qemu-system-i386 code.img
+ 7 # Or:
+ 8 #   bochs -f bochsrc               # bochsrc loads code.img
+ 9 #
+10 # Expected output: a box and text that doesn't overflow it
+11 
+12 fn main screen: (addr screen), keyboard: (addr keyboard), data-disk: (addr disk) {
+13   # drawing text within a bounding box
+14   draw-box-on-real-screen 0xf, 0x1f, 0x79, 0x51, 0x4
+15   var x/eax: int <- copy 0x20
+16   var y/ecx: int <- copy 0x20
+17   x, y <- draw-text-wrapping-right-then-down screen, "hello ",     0x10/xmin, 0x20/ymin, 0x78/xmax, 0x50/ymax, x, y, 0xa/fg, 0/bg
+18   x, y <- draw-text-wrapping-right-then-down screen, "from ",      0x10/xmin, 0x20/ymin, 0x78/xmax, 0x50/ymax, x, y, 0xa/fg, 0/bg
+19   x, y <- draw-text-wrapping-right-then-down screen, "baremetal ", 0x10/xmin, 0x20/ymin, 0x78/xmax, 0x50/ymax, x, y, 0xa/fg, 0/bg
+20   x, y <- draw-text-wrapping-right-then-down screen, "Mu!",        0x10/xmin, 0x20/ymin, 0x78/xmax, 0x50/ymax, x, y, 0xa/fg, 0/bg
+21 
+22   # drawing at the cursor in multiple directions
+23   draw-text-wrapping-down-then-right-from-cursor-over-full-screen screen, "abc", 0xa/fg, 0/bg
+24   draw-text-wrapping-right-then-down-from-cursor-over-full-screen screen, "def", 0xa/fg, 0/bg
+25 
+26   # test drawing near the edge
+27   x <- draw-text-rightward screen, "R", 0x7f/x, 0x80/xmax=screen-width, 0x18/y, 0xa/fg, 0/bg
+28   draw-text-wrapping-right-then-down-from-cursor-over-full-screen screen, "wrapped from R", 0xa/fg, 0/bg
+29 
+30   x <- draw-text-downward screen, "D", 0x20/x, 0x2f/y, 0x30/ymax=screen-height, 0xa/fg, 0/bg
+31   draw-text-wrapping-down-then-right-from-cursor-over-full-screen screen, "wrapped from D", 0xa/fg, 0/bg
+32 }
+
+ + + -- cgit 1.4.1-2-gfad0