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let things be rotated #12

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let things be rotated #12

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158 changes: 154 additions & 4 deletions _extensions/editable/editable.js
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Original file line number Diff line number Diff line change
Expand Up @@ -53,16 +53,20 @@ function getEditableDivs() {
function setupDraggableElt(elt) {
let isDragging = false;
let isResizing = false;
let isRotating = false;
let startX, startY, initialX, initialY, initialWidth, initialHeight;
let initialRotation = 0;
let resizeHandle = null;

const container = createEltContainer(elt);
setupEltStyles(elt);
createResizeHandles(container);
createRotationHandle(container);
setupHoverEffects(
container,
() => isDragging,
() => isResizing
() => isResizing,
() => isRotating
);
attachEventListeners();

Expand Down Expand Up @@ -106,6 +110,78 @@ function setupDraggableElt(elt) {
handle.dataset.position = position;
container.appendChild(handle);
});
}

function createRotationHandle(container) {
const rotateHandle = document.createElement("div");
rotateHandle.className = "rotate-handle";
rotateHandle.style.position = "absolute";
rotateHandle.style.width = "12px";
rotateHandle.style.height = "12px";
rotateHandle.style.backgroundColor = "#28a745";
rotateHandle.style.border = "1px solid #fff";
rotateHandle.style.borderRadius = "50%";
rotateHandle.style.cursor = "grab";
rotateHandle.style.opacity = "0";
rotateHandle.style.transition = "opacity 0.2s";
rotateHandle.style.top = "-20px";
rotateHandle.style.left = "50%";
rotateHandle.style.transform = "translateX(-50%)";
rotateHandle.title = "Rotate element";

container.appendChild(rotateHandle);

function setupHoverEffects(container, isDraggingFn, isResizingFn) {
container.addEventListener("mouseenter", () => {
container.style.border = "2px solid #007cba";
container
.querySelectorAll(".resize-handle, .rotate-handle")
.forEach((h) => (h.style.opacity = "1"));
const fontControls = container.querySelector(".font-controls");
if (fontControls) fontControls.style.opacity = "1";
});

container.addEventListener("mouseleave", () => {
if (!isDraggingFn() && !isResizingFn()) {
container.style.border = "2px solid transparent";
container
.querySelectorAll(".resize-handle, .rotate-handle")
.forEach((h) => (h.style.opacity = "0"));
const fontControls = container.querySelector(".font-controls");
if (fontControls) fontControls.style.opacity = "0";
}
});
}
function setupHoverEffects(
container,
isDraggingFn,
isResizingFn,
isRotatingFn
) {
container.addEventListener("mouseenter", () => {
container.style.border = "2px solid #007cba";
container
.querySelectorAll(".resize-handle, .rotate-handle")
.forEach((h) => (h.style.opacity = "1"));
const rotateHandle = container.querySelector(".rotate-handle");
if (rotateHandle) rotateHandle.style.opacity = "1";
const fontControls = container.querySelector(".font-controls");
if (fontControls) fontControls.style.opacity = "1";
});

container.addEventListener("mouseleave", () => {
if (!isDraggingFn() && !isResizingFn() && !isRotatingFn()) {
container.style.border = "2px solid transparent";
container
.querySelectorAll(".resize-handle, .rotate-handle")
.forEach((h) => (h.style.opacity = "0"));
const rotateHandle = container.querySelector(".rotate-handle");
if (rotateHandle) rotateHandle.style.opacity = "0";
const fontControls = container.querySelector(".font-controls");
if (fontControls) fontControls.style.opacity = "0";
}
});
}

// Create font size controls for div elements
if (elt.tagName.toLowerCase() === "div") {
Expand Down Expand Up @@ -192,7 +268,7 @@ function setupDraggableElt(elt) {
container.addEventListener("mouseenter", () => {
container.style.border = "2px solid #007cba";
container
.querySelectorAll(".resize-handle")
.querySelectorAll(".resize-handle, .rotate-handle")
.forEach((h) => (h.style.opacity = "1"));
const fontControls = container.querySelector(".font-controls");
if (fontControls) fontControls.style.opacity = "1";
Expand All @@ -202,7 +278,7 @@ function setupDraggableElt(elt) {
if (!isDraggingFn() && !isResizingFn()) {
container.style.border = "2px solid transparent";
container
.querySelectorAll(".resize-handle")
.querySelectorAll(".resize-handle, .rotate-handle")
.forEach((h) => (h.style.opacity = "0"));
const fontControls = container.querySelector(".font-controls");
if (fontControls) fontControls.style.opacity = "0";
Expand All @@ -219,6 +295,12 @@ function setupDraggableElt(elt) {
handle.addEventListener("touchstart", startResize);
});

const rotateHandle = container.querySelector(".rotate-handle");
if (rotateHandle) {
rotateHandle.addEventListener("mousedown", startRotate);
rotateHandle.addEventListener("touchstart", startRotate);
}

document.addEventListener("mousemove", handleMouseMove);
document.addEventListener("mouseup", stopAction);
document.addEventListener("touchmove", handleTouchMove);
Expand Down Expand Up @@ -274,11 +356,33 @@ function setupDraggableElt(elt) {
e.stopPropagation();
}

function startRotate(e) {
isRotating = true;

const { clientX, clientY } = getClientCoordinates(e);

startX = clientX;
startY = clientY;

// Get current rotation from transform style
const currentTransform = elt.style.transform || "";
const rotateMatch = currentTransform.match(/rotate\(([^)]+)deg\)/);
initialRotation = rotateMatch ? parseFloat(rotateMatch[1]) : 0;

const rotateHandle = container.querySelector(".rotate-handle");
rotateHandle.style.cursor = "grabbing";

e.preventDefault();
e.stopPropagation();
}

function handleMouseMove(e) {
if (isDragging) {
drag(e);
} else if (isResizing) {
resize(e);
} else if (isRotating) {
rotate(e);
}
}

Expand All @@ -287,6 +391,8 @@ function setupDraggableElt(elt) {
drag(e);
} else if (isResizing) {
resize(e);
} else if (isRotating) {
rotate(e);
}
}

Expand Down Expand Up @@ -364,14 +470,50 @@ function setupDraggableElt(elt) {
e.preventDefault();
}

function rotate(e) {
if (!isRotating) return;

const { clientX, clientY } = getClientCoordinates(e);

// Get the center of the element
const rect = container.getBoundingClientRect();
const centerX = rect.left + rect.width / 2;
const centerY = rect.top + rect.height / 2;

// Calculate the angle from center to current mouse position
const angle = Math.atan2(clientY - centerY, clientX - centerX);
const startAngle = Math.atan2(startY - centerY, startX - centerX);

// Convert to degrees and calculate the rotation difference
const angleDiff = (angle - startAngle) * (180 / Math.PI);
let newRotation = initialRotation + angleDiff;

// Snap to 15-degree increments if Shift key is pressed
if (e.shiftKey) {
newRotation = Math.round(newRotation / 15) * 15;
}

// Normalize angle to 0-360 range
newRotation = ((newRotation % 360) + 360) % 360;

elt.style.transform = `rotate(${newRotation}deg)`;

e.preventDefault();
}

function stopAction() {
if (isDragging || isResizing) {
if (isDragging || isResizing || isRotating) {
setTimeout(() => {
if (!container.matches(":hover")) {
container.style.border = "2px solid transparent";
container
.querySelectorAll(".resize-handle")
.forEach((h) => (h.style.opacity = "0"));
const rotateHandle = container.querySelector(".rotate-handle");
if (rotateHandle) {
rotateHandle.style.opacity = "0";
rotateHandle.style.cursor = "grab";
}
const fontControls = container.querySelector(".font-controls");
if (fontControls) fontControls.style.opacity = "0";
}
Expand All @@ -380,6 +522,7 @@ function setupDraggableElt(elt) {

isDragging = false;
isResizing = false;
isRotating = false;
resizeHandle = null;
}

Expand Down Expand Up @@ -453,6 +596,13 @@ function extracteditableEltDimensions() {
top: top,
};

// Add rotation if it's set
const currentTransform = elt.style.transform || "";
const rotateMatch = currentTransform.match(/rotate\(([^)]+)deg\)/);
if (rotateMatch) {
dimensionData.rotation = parseFloat(rotateMatch[1]);
}

// Add font-size for div elements if it's set
if (elt.tagName.toLowerCase() === "div" && elt.style.fontSize) {
dimensionData.fontSize = parseFloat(elt.style.fontSize);
Expand Down