curioustorvald/tsvm
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tui wip

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minjaesong
2021-02-01 15:26:37 +09:00
parent 6eae250cc0
commit f1f5d46c8e
1 changed files with 43 additions and 52 deletions
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95
assets/disk0/tvdos/tuidev/demo.js
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@@ -69,7 +69,7 @@ class TextList extends UIItem {
this.selection = (isNaN(selection)) ? 0 : selection|0;
this.visible = true;
this.scroll = 0;
this.keyLatched = false;
this.redrawReq = false;
}
getInternalHeight() {
@@ -100,29 +100,28 @@ class TextList extends UIItem {
}
}
update() {
let keys = con.poll_keys();
let redraw = false;
// un-latch
if (this.keyLatched && keys[0] == 0) {
this.keyLatched = false;
}
// up
if (!this.keyLatched && keys[0] == 19 && (this.selection + this.scroll) > 0) {
cursorUp() {
if ((this.selection + this.scroll) > 0) {
this.selection -= 1;
redraw = true;
}
// down
else if (!this.keyLatched && keys[0] == 20 && (this.selection + this.scroll) < this.item.length - 1) {
this.selection += 1;
redraw = true;
this.redrawReq = true;
}
}
// finally update key latched state
this.keyLatched = keys[0] != 0;
return redraw;
cursorDown() {
if ((this.selection + this.scroll) < this.item.length - 1) {
this.selection += 1;
this.redrawReq = true;
}
}
getSelection() {
return {index: (this.scroll + this.selection), item: this.item[this.scroll + this.selection]};
}
update() {
let r = this.redrawReq;
this.redrawReq = false;
return r;
}
}
@@ -135,46 +134,38 @@ class Demo extends SimpleScreen {
mainCanvas.selector = new TextList(40, 31, ["The", "Quick", "Brown", "Fox", "Jumps"]);
mainCanvas.redraw = () => {
mainCanvas.selector.redraw(1,1);
mainCanvas.selector.redraw(1,2);
}
this.ballX = 1 + ((Math.random() * this.termWidth)|0);
this.ballY = 1 + ((Math.random() * (this.termHeight-1))|0)
this.ballMomentumX = (Math.random() < 0.5) ? -1 : 1;
this.ballMomentumY = (Math.random() < 0.5) ? -1 : 1;
this.collision = 0;
this.keyLatched = false;
mainCanvas.update = () => {
// erase a track
/*con.mvaddch(this.ballY, this.ballX, 0);
let keys = con.poll_keys();
let redraw = false;
// collide
if (this.ballX <= 1) this.ballMomentumX = 1;
if (this.ballX >= this.termWidth) this.ballMomentumX = -1;
if (this.ballY <= 2) this.ballMomentumY = 1;
if (this.ballY >= this.termHeight) this.ballMomentumY = -1;
// collision counter
if (this.ballX <= 1 || this.ballX >= this.termWidth || this.ballY <= 2 || this.ballY >= this.termHeight) {
this.collision += 1;
this.title = "Ctrl-C to exit - "+this.collision;
this.drawTitlebar();
// un-latch
if (this.keyLatched && keys[0] == 0) {
this.keyLatched = false;
}
// move
this.ballX += this.ballMomentumX;
this.ballY += this.ballMomentumY;
// draw
con.mvaddch(this.ballY, this.ballX, 2);*/
//sys.spin();sys.spin();sys.spin();sys.spin();
if (mainCanvas.selector.update()) {
mainCanvas.selector.redraw(1,1);
// up
if (!this.keyLatched && keys[0] == 19) {
mainCanvas.selector.cursorUp();
}
// down
else if (!this.keyLatched && keys[0] == 20) {
mainCanvas.selector.cursorDown();
}
con.mvaddch(20,20); print("TEXT");
if (mainCanvas.selector.update())
mainCanvas.selector.redraw(1,2);
if (this.keyLatched && keys[0] == 66) {
con.mvaddch(20,20); print("SEL:"+mainCanvas.selector.getSelection().item);
}
// finally update key latched state
this.keyLatched = keys[0] != 0;
}