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ex11.mu
16
ex11.mu
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@ -14,7 +14,7 @@
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fn main screen: (addr screen), keyboard: (addr keyboard), data-disk: (addr disk) {
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var env-storage: environment
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var env/esi: (addr environment) <- address env-storage
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initialize-environment env, 0x10 0x10, 0x80 0x100, 0x200 0x140
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initialize-environment env, 0x80 0x80, 0x200 0x180, 0x380 0x280
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{
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render screen, env
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edit keyboard, env
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@ -128,7 +128,7 @@ fn edit keyboard: (addr keyboard), _self: (addr environment) {
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return
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}
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{
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compare key, 0x83/up-arrow
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compare key, 0x82/up-arrow
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break-if-!=
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cursor-up self
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return
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@ -170,10 +170,10 @@ fn cursor-left _self: (addr environment) {
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var cursor-ah/esi: (addr handle point) <- get self, cursor
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var cursor/eax: (addr point) <- lookup *cursor-ah
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var cursor-x/eax: (addr int) <- get cursor, x
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compare *cursor-x, 5
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compare *cursor-x, 0x20
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{
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break-if-<
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subtract-from *cursor-x, 5
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subtract-from *cursor-x, 0x20
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}
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}
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@ -185,7 +185,7 @@ fn cursor-right _self: (addr environment) {
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compare *cursor-x, 0x3f0
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{
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break-if->
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add-to *cursor-x, 5
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add-to *cursor-x, 0x20
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}
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}
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@ -194,10 +194,10 @@ fn cursor-up _self: (addr environment) {
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var cursor-ah/esi: (addr handle point) <- get self, cursor
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var cursor/eax: (addr point) <- lookup *cursor-ah
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var cursor-y/eax: (addr int) <- get cursor, y
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compare *cursor-y, 5
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compare *cursor-y, 0x20
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{
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break-if-<
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subtract-from *cursor-y, 5
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subtract-from *cursor-y, 0x20
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}
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}
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@ -209,7 +209,7 @@ fn cursor-down _self: (addr environment) {
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compare *cursor-y, 0x2f0
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{
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break-if->
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add-to *cursor-y, 5
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add-to *cursor-y, 0x20
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}
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}
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