mirror of
https://github.com/opus-tango/B12NumbersV3.git
synced 2026-03-20 03:55:20 +00:00
62 lines
3.4 KiB
Plaintext
62 lines
3.4 KiB
Plaintext
class MathPad{
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/*
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Creates and displays a button pad for the calculator input
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*/
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private B12Expression ex;
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private MouseHandler mh;
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private Button[] buttons;
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private PVector pos;
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MathPad(MouseHandler _mh, B12Expression _ex){
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ex = _ex;
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mh = _mh;
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pos = new PVector(0,0);
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buttons = new Button[0];
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initialize();
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}
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// GETTERS AND SETTERS //
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PVector getPos(){return pos;}
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MathPad setPos(PVector _pos){
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pos = _pos.copy();
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initialize();
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return this;
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}
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private void initialize(){
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buttons = new Button[0];
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// Create numpad buttons
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for(int i = 0; i < 12; i++){
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/* Button position must contain it's absolute position relative to sketch 0,0 for mouseOver to work.
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This means we cannot translate and traw buttons, we mumst factor the parents position into the
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absolute position of the button */
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// x = pos.x + (width + gap) * (i%cols)
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// y = pos.y + (height + gap) * b2rows - (height + gap) * row
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PVector bPos = new PVector(pos.x + 22 * int(i%4),pos.y + 22 * 3 - 22 * floor(i/4));
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buttons = (Button[])append(buttons, new B12Button(mh ,new B12Digit(i)).setPos(bPos).setDim(new PVector(20,20)).setFunction(new MethodRelay(this, "addChar", B12Digit.class)).setColor(220,150));
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}
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// Create other buttons
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buttons = (Button[])append(buttons, new B12Button(mh, new B12Digit('(')).setPos(new PVector(pos.x,pos.y)).setFunction(new MethodRelay(this, "addChar", B12Digit.class)).setColor(220,150));
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buttons = (Button[])append(buttons, new B12Button(mh, new B12Digit(')')).setPos(new PVector(pos.x + 22,pos.y)).setFunction(new MethodRelay(this, "addChar", B12Digit.class)).setColor(220,150));
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buttons = (Button[])append(buttons, new B12Button(mh, new B12Digit('+')).setPos(new PVector(pos.x + 22*2,pos.y)).setFunction(new MethodRelay(this, "addChar", B12Digit.class)).setColor(220,150));
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buttons = (Button[])append(buttons, new B12Button(mh, new B12Digit('-')).setPos(new PVector(pos.x + 22*3,pos.y)).setFunction(new MethodRelay(this, "addChar", B12Digit.class)).setColor(220,150));
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buttons = (Button[])append(buttons, new B12Button(mh, new B12Digit('*')).setPos(new PVector(pos.x + 22*4,pos.y)).setFunction(new MethodRelay(this, "addChar", B12Digit.class)).setColor(220,150));
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buttons = (Button[])append(buttons, new B12Button(mh, new B12Digit('/')).setPos(new PVector(pos.x + 22*4,pos.y + 22)).setFunction(new MethodRelay(this, "addChar", B12Digit.class)).setColor(220,150));
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buttons = (Button[])append(buttons, new B12Button(mh, new B12Digit('.')).setPos(new PVector(pos.x + 22*4,pos.y + 22*2)).setFunction(new MethodRelay(this, "addChar", B12Digit.class)).setColor(220,150));
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buttons = (Button[])append(buttons, new Button(mh).setText("Enter").setPos(new PVector(pos.x + 22*4,pos.y + 22*3)).setDim(new PVector(42,20)).setFunction(new MethodRelay(this.ex, "evaluate")).setColor(220,150));
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buttons = (Button[])append(buttons, new Button(mh).setText("Cl").setPos(new PVector(pos.x + 22*5,pos.y + 22)).setDim(new PVector(20,42)).setFunction(new MethodRelay(this.ex, "clear")).setColor(220,150));
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buttons = (Button[])append(buttons, new Button(mh).setText("Del").setPos(new PVector(pos.x + 22*5,pos.y)).setDim(new PVector(20,20)).setFunction(new MethodRelay(this.ex, "delete")).setColor(220,150));
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}
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void addChar(B12Digit _digit){
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ex.addChar(_digit);
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}
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void display(){
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for(int i = 0; i < buttons.length; i++){
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buttons[i].display();
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}
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}
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}
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