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# Drawing ASCII text incrementally.
#
# To build a disk image:
# ./translate ex6.mu # emits disk.img
# To run:
# qemu-system-i386 disk.img
# Or:
# bochs -f bochsrc # bochsrc loads disk.img
#
# Expected output: a box and text that doesn't overflow it
fn main screen: (addr screen), keyboard: (addr keyboard), data-disk: (addr disk) {
# drawing text within a bounding box
draw-box-on-real-screen 0xf, 0x1f, 0x79, 0x51, 0x4
var x/eax: int <- copy 0x20
var y/ecx: int <- copy 0x20
x, y <- draw-text-wrapping-right-then-down screen, "hello ", 0x10/xmin, 0x20/ymin, 0x78/xmax, 0x50/ymax, x, y, 0xa/fg, 0/bg
x, y <- draw-text-wrapping-right-then-down screen, "from ", 0x10/xmin, 0x20/ymin, 0x78/xmax, 0x50/ymax, x, y, 0xa/fg, 0/bg
x, y <- draw-text-wrapping-right-then-down screen, "baremetal ", 0x10/xmin, 0x20/ymin, 0x78/xmax, 0x50/ymax, x, y, 0xa/fg, 0/bg
x, y <- draw-text-wrapping-right-then-down screen, "Mu!", 0x10/xmin, 0x20/ymin, 0x78/xmax, 0x50/ymax, x, y, 0xa/fg, 0/bg
# drawing at the cursor in multiple directions
draw-text-wrapping-down-then-right-from-cursor-over-full-screen screen, "abc", 0xa/fg, 0/bg
draw-text-wrapping-right-then-down-from-cursor-over-full-screen screen, "def", 0xa/fg, 0/bg
# test drawing near the edge
x <- draw-text-rightward screen, "R", 0x7f/x, 0x80/xmax=screen-width, 0x18/y, 0xa/fg, 0/bg
draw-text-wrapping-right-then-down-from-cursor-over-full-screen screen, "wrapped from R", 0xa/fg, 0/bg
x <- draw-text-downward screen, "D", 0x20/x, 0x2f/y, 0x30/ymax=screen-height, 0xa/fg, 0/bg
draw-text-wrapping-down-then-right-from-cursor-over-full-screen screen, "wrapped from D", 0xa/fg, 0/bg
}
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