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handle multiple dpad touches

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Corwin 2024-04-06 02:14:15 +01:00
parent b9a67e6b0f
commit 3461052193
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1 changed files with 40 additions and 32 deletions
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72
website/site/index.html
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@ -222,46 +222,53 @@
addSimpleButton(mobileStart, "Start");
addSimpleButton(mobileSelect, "Select");
let previouslyPressedButtons = [];
let previouslyPressedButtons = new Set();
const dpadMovement = (touch) => {
const target = touch.target.getBoundingClientRect();
const currentlyPressed = new Set();
for (let touch of touches) {
const target = touch.target.getBoundingClientRect();
const touchPoint = { x: touch.clientX, y: touch.clientY };
const targetArea = {
x: target.left,
y: target.top,
width: target.width,
height: target.height,
};
const touchPoint = { x: touch.clientX, y: touch.clientY };
const targetArea = {
x: target.left,
y: target.top,
width: target.width,
height: target.height,
};
const relativePosition = {
x: touchPoint.x - targetArea.x,
y: touchPoint.y - targetArea.y,
};
const relativePosition = {
x: touchPoint.x - targetArea.x,
y: touchPoint.y - targetArea.y,
};
const touchedBox = {
x: Math.floor(relativePosition.x / (targetArea.width / 3)),
y: Math.floor(relativePosition.y / (targetArea.height / 3)),
};
const touchedBox = {
x: Math.floor(relativePosition.x / (targetArea.width / 3)),
y: Math.floor(relativePosition.y / (targetArea.height / 3)),
};
const buttonBoxMapping = [
[["Up", "Left"], ["Up"], ["Up", "Right"]],
[["Left"], [], ["Right"]],
[["Down", "Left"], ["Down"], ["Down", "Right"]],
];
const buttonBoxMapping = [
[["Up", "Left"], ["Up"], ["Up", "Right"]],
[["Left"], [], ["Right"]],
[["Down", "Left"], ["Down"], ["Down", "Right"]],
];
const buttonsToPress =
(buttonBoxMapping[touchedBox.y] ?? [])[touchedBox.x] ?? [];
const buttonsToPress =
(buttonBoxMapping[touchedBox.y] ?? [])[touchedBox.x] ?? [];
for (let button of buttonsToPress) {
currentlyPressed.add(button);
}
}
for (let oldButton of previouslyPressedButtons) {
if (!buttonsToPress.includes(oldButton)) {
if (!buttonsToPress.has(oldButton)) {
releaseButton(oldButton);
}
}
for (let newButton of buttonsToPress) {
if (!previouslyPressedButtons.includes(newButton)) {
if (!previouslyPressedButtons.has(newButton)) {
pressButton(newButton);
}
}
@ -270,18 +277,19 @@
};
mobileDpad.addEventListener("touchstart", (evt) =>
dpadMovement(evt.targetTouches[0])
dpadMovement(evt.targetTouches)
);
mobileDpad.addEventListener("touchmove", (evt) =>
dpadMovement(evt.targetTouches[0])
dpadMovement(evt.targetTouches)
);
mobileDpad.addEventListener("touchend", (evt) => {
for (let oldButton of previouslyPressedButtons) {
releaseButton(oldButton);
}
previouslyPressedButtons = [];
dpadMovement(evt.targetTouches);
});
mobileDpad.addEventListener("touchcancel", (evt) => {
dpadMovement(evt.targetTouches);
});
let mobileAbAPress = new Set();