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Added round LEDs to the UI (initially just for the VT100)

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This commit is contained in:
Jeff Parsons 2016-08-02 11:02:00 -07:00 • committed by Jeff Parsons
commit b25a9268a1
21 changed files with 865 additions and 738 deletions
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49
modules/pc8080/lib/keyboard.js
View file

@ -245,6 +245,16 @@ Keyboard.ALTCODES[Keyboard.ASCII.A] = Keyboard.KEYCODE.LEFT;
Keyboard.ALTCODES[Keyboard.ASCII.D] = Keyboard.KEYCODE.RIGHT;
Keyboard.ALTCODES[Keyboard.ASCII.L] = Keyboard.KEYCODE.SPACE;
Keyboard.LEDSTATES = {
'l1': 0x01,
'l2': 0x02,
'l3': 0x04,
'l4': 0x08,
'locked': 0x10,
'local': 0x20,
'online': 0x40
};
/**
* getSoftCode(keyCode)
*
@ -310,6 +320,12 @@ Keyboard.prototype.setBinding = function(sHTMLType, sBinding, control, sValue)
var id = sHTMLType + '-' + sBinding;
if (this.bindings[id] === undefined) {
if (sHTMLType == "led" && Keyboard.LEDSTATES[sBinding]) {
this.bindings[id] = control;
return true;
}
switch (sBinding) {
case "kbd":
/*
@ -356,6 +372,39 @@ Keyboard.prototype.setBinding = function(sHTMLType, sBinding, control, sValue)
return false;
};
/**
* setLED(control, f)
*
* @this {Keyboard}
* @param {Object} control is an HTML control DOM object
* @param {boolean} f is true if the LED represented by control should be "on", false if "off"
*/
Keyboard.prototype.setLED = function(control, f)
{
/*
* TODO: Add support for user-definable LED colors
*/
control.style.backgroundColor = (f? "#ff0000" : "#000000");
};
/**
* updateLEDs(bitState)
*
* @this {Keyboard}
* @param {number} [bitState] is the bit in bitsStateSim that may have changed, if known; undefined if not
*/
Keyboard.prototype.updateLEDs = function(bitState)
{
var control;
for (var sBinding in Keyboard.LEDSTATES) {
var id = "led-" + sBinding;
var bitLED = Keyboard.LEDSTATES[sBinding];
if ((!bitState || bitState == bitLED) && (control = this.bindings[id])) {
this.setLED(control, !!bitLED); // !!(this.bKeyboardState & bitLED)
}
}
};
/**
* initBus(cmp, bus, cpu, dbg)
*

23
modules/pc8080/lib/video.js
View file

@ -242,6 +242,8 @@ function Video(parmsVideo, canvas, context, textarea, container)
});
}
this.ledBindings = {};
if (DEBUG) this.nCyclesPrev = 0;
}
@ -404,12 +406,17 @@ Video.prototype.initBus = function(cmp, bus, cpu, dbg)
this.initBuffers();
/*
* If we have an associated keyboard, then ensure that the keyboard will be notified whenever the canvas
* gets focus and receives input.
* If we have an associated keyboard, then ensure that the keyboard will be notified
* whenever the canvas gets focus and receives input.
*/
this.kbd = cmp.getMachineComponent("Keyboard");
if (this.kbd && this.canvasScreen) {
this.kbd.setBinding(this.textareaScreen? "textarea" : "canvas", "kbd", this.inputScreen);
if (this.kbd) {
for (var s in this.ledBindings) {
this.kbd.setBinding("led", s, this.ledBindings[s]);
}
if (this.canvasScreen) {
this.kbd.setBinding(this.textareaScreen? "textarea" : "canvas", "kbd", this.inputScreen);
}
}
if (!this.sFontROM) this.setReady();
@ -666,6 +673,14 @@ Video.prototype.setBinding = function(sHTMLType, sBinding, control, sValue)
{
var video = this;
/*
* TODO: A more general-purpose binding mechanism would be nice someday....
*/
if (sHTMLType == "led" || sHTMLType == "rled") {
this.ledBindings[sBinding] = control;
return true;
}
switch (sBinding) {
case "fullScreen":
this.bindings[sBinding] = control;