Skip to content

Add Contribute button, compact mobile header, no auto-select on element add, smooth touch dragging #17

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Draft
Copilot wants to merge 2 commits into
base: main
Choose a base branch
from
Draft

Add Contribute button, compact mobile header, no auto-select on element add, smooth touch dragging #17

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
dceaf6b
Initial plan
Copilot Mar 7, 2026
db89c98
Add contribute button, compact mobile header, no auto-select on add, …
Copilot Mar 7, 2026
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
26 changes: 17 additions & 9 deletions css/styles.css
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -44,9 +44,11 @@ body {

@media (max-width: 768px) {
.header {
padding: 8px 12px;
padding: 4px 8px;
height: auto;
min-height: 50px;
min-height: 44px;
flex-wrap: nowrap;
align-items: center;
}
}

Expand All @@ -61,7 +63,9 @@ body {

@media (max-width: 768px) {
.logo {
font-size: 16px;
font-size: 13px;
white-space: nowrap;
flex-shrink: 0;
}

.logo .version {
Expand All @@ -84,10 +88,11 @@ body {

@media (max-width: 768px) {
.toolbar {
gap: 4px;
max-height: 80px;
gap: 2px;
overflow-x: auto;
overflow-y: hidden;
flex-wrap: nowrap;
-webkit-overflow-scrolling: touch;
}
}

Expand All @@ -104,8 +109,9 @@ body {

@media (max-width: 768px) {
.toolbar-group {
padding: 0 4px;
padding: 0 3px;
gap: 2px;
flex-shrink: 0;
}
}

Expand All @@ -123,9 +129,10 @@ body {

@media (max-width: 768px) {
.btn {
padding: 4px 8px;
font-size: 11px;
padding: 3px 6px;
font-size: 10px;
border-width: 1px;
white-space: nowrap;
}
}

Expand All @@ -148,7 +155,8 @@ body {
cursor: not-allowed;
}

.collaborate-btn {
.collaborate-btn,
.contribute-btn {
text-decoration: none;
display: inline-block;
}
Expand Down
1 change: 1 addition & 0 deletions index.html
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -36,6 +36,7 @@
</div>
<div class="toolbar-group">
<a href="https://github.com/alphaonelabs/alphaonelabs-mockups" target="_blank" rel="noopener noreferrer" class="btn collaborate-btn">🤝 Collaborate</a>
<a href="https://github.com/alphaonelabs/mockuper" target="_blank" rel="noopener noreferrer" class="btn contribute-btn">🛠 Contribute</a>
</div>
</div>
</header>
Expand Down
172 changes: 141 additions & 31 deletions js/modules/Canvas.js
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -15,6 +15,16 @@ class Canvas {
this.resizeStart = null;
this.resizeHandle = null;

// Direct-DOM drag/resize state for smooth touch performance
this.dragElementNode = null;
this.dragCurrentX = null;
this.dragCurrentY = null;
this.resizeElementNode = null;
this.resizeCurrentX = null;
this.resizeCurrentY = null;
this.resizeCurrentWidth = null;
this.resizeCurrentHeight = null;

// Pinch zoom state
this.lastPinchDistance = null;
this.isPinching = false;
Expand Down Expand Up @@ -240,11 +250,16 @@ class Canvas {
this.state.selectElement(elementId);
this.isDragging = true;

// Get the (re-rendered) DOM node after selectElement triggers render
this.dragElementNode = this.content.querySelector(`[data-id="${elementId}"]`);

const element = this.state.getCurrentPage().elements.find(el => el.id === elementId);
this.dragStart = {
x: e.clientX - element.x * this.state.zoom,
y: e.clientY - element.y * this.state.zoom
};
this.dragCurrentX = element.x;
this.dragCurrentY = element.y;
}

handleResizeMouseDown(e, handle) {
Expand All @@ -254,6 +269,7 @@ class Canvas {
this.resizeHandle = handle;

const element = this.state.getSelectedElement();
this.resizeElementNode = this.content.querySelector(`[data-id="${element.id}"]`);
this.resizeStart = {
x: e.clientX,
y: e.clientY,
Expand All @@ -262,38 +278,60 @@ class Canvas {
elementWidth: element.width,
elementHeight: element.height
};
this.resizeCurrentX = element.x;
this.resizeCurrentY = element.y;
this.resizeCurrentWidth = element.width;
this.resizeCurrentHeight = element.height;
}

handleMouseMove(e) {
if (this.isDragging && this.state.selectedElementId && this.dragStart) {
const newX = (e.clientX - this.dragStart.x) / this.state.zoom;
const newY = (e.clientY - this.dragStart.y) / this.state.zoom;
this.state.updateElement(this.state.selectedElementId, { x: newX, y: newY });


// Update DOM directly for smooth, lag-free dragging
if (this.dragElementNode) {
this.dragElementNode.style.left = newX + 'px';
this.dragElementNode.style.top = newY + 'px';
}
this.dragCurrentX = newX;
this.dragCurrentY = newY;

} else if (this.isResizing && this.state.selectedElementId && this.resizeStart) {
const dx = e.clientX - this.resizeStart.x;
const dy = e.clientY - this.resizeStart.y;

const updates = {};


let newX = this.resizeStart.elementX;
let newY = this.resizeStart.elementY;
let newWidth = this.resizeStart.elementWidth;
let newHeight = this.resizeStart.elementHeight;

if (this.resizeHandle.includes('e')) {
updates.width = Math.max(20, this.resizeStart.elementWidth + dx / this.state.zoom);
newWidth = Math.max(20, this.resizeStart.elementWidth + dx / this.state.zoom);
}
if (this.resizeHandle.includes('w')) {
const newWidth = Math.max(20, this.resizeStart.elementWidth - dx / this.state.zoom);
updates.width = newWidth;
updates.x = this.resizeStart.elementX + (this.resizeStart.elementWidth - newWidth);
newWidth = Math.max(20, this.resizeStart.elementWidth - dx / this.state.zoom);
newX = this.resizeStart.elementX + (this.resizeStart.elementWidth - newWidth);
}
if (this.resizeHandle.includes('s')) {
updates.height = Math.max(20, this.resizeStart.elementHeight + dy / this.state.zoom);
newHeight = Math.max(20, this.resizeStart.elementHeight + dy / this.state.zoom);
}
if (this.resizeHandle.includes('n')) {
const newHeight = Math.max(20, this.resizeStart.elementHeight - dy / this.state.zoom);
updates.height = newHeight;
updates.y = this.resizeStart.elementY + (this.resizeStart.elementHeight - newHeight);
newHeight = Math.max(20, this.resizeStart.elementHeight - dy / this.state.zoom);
newY = this.resizeStart.elementY + (this.resizeStart.elementHeight - newHeight);
}

this.state.updateElement(this.state.selectedElementId, updates);

// Update DOM directly for smooth, lag-free resizing
if (this.resizeElementNode) {
this.resizeElementNode.style.left = newX + 'px';
this.resizeElementNode.style.top = newY + 'px';
this.resizeElementNode.style.width = newWidth + 'px';
this.resizeElementNode.style.height = newHeight + 'px';
}
this.resizeCurrentX = newX;
this.resizeCurrentY = newY;
this.resizeCurrentWidth = newWidth;
this.resizeCurrentHeight = newHeight;
}

// Update cursor
Expand All @@ -304,12 +342,34 @@ class Canvas {

handleMouseUp() {
if (this.isDragging || this.isResizing) {
// Persist final position/size to state (triggers one re-render on drag end)
if (this.isDragging && this.state.selectedElementId) {
this.state.updateElement(this.state.selectedElementId, {
x: this.dragCurrentX,
y: this.dragCurrentY
});
} else if (this.isResizing && this.state.selectedElementId) {
this.state.updateElement(this.state.selectedElementId, {
x: this.resizeCurrentX,
y: this.resizeCurrentY,
width: this.resizeCurrentWidth,
height: this.resizeCurrentHeight
});
}
this.state.saveHistory();
this.isDragging = false;
this.isResizing = false;
this.dragStart = null;
this.resizeStart = null;
this.resizeHandle = null;
this.dragElementNode = null;
this.resizeElementNode = null;
this.dragCurrentX = null;
this.dragCurrentY = null;
this.resizeCurrentX = null;
this.resizeCurrentY = null;
this.resizeCurrentWidth = null;
this.resizeCurrentHeight = null;
this.canvas.classList.remove('grabbing');
}
}
Expand All @@ -324,13 +384,18 @@ class Canvas {

this.state.selectElement(elementId);
this.isDragging = true;


// Get the (re-rendered) DOM node after selectElement triggers render
this.dragElementNode = this.content.querySelector(`[data-id="${elementId}"]`);

const touch = e.touches[0];
const element = this.state.getCurrentPage().elements.find(el => el.id === elementId);
this.dragStart = {
x: touch.clientX - element.x * this.state.zoom,
y: touch.clientY - element.y * this.state.zoom
};
this.dragCurrentX = element.x;
this.dragCurrentY = element.y;
}

handleResizeTouchStart(e, handle) {
Expand All @@ -342,6 +407,7 @@ class Canvas {

const touch = e.touches[0];
const element = this.state.getSelectedElement();
this.resizeElementNode = this.content.querySelector(`[data-id="${element.id}"]`);
this.resizeStart = {
x: touch.clientX,
y: touch.clientY,
Expand All @@ -350,6 +416,10 @@ class Canvas {
elementWidth: element.width,
elementHeight: element.height
};
this.resizeCurrentX = element.x;
this.resizeCurrentY = element.y;
this.resizeCurrentWidth = element.width;
this.resizeCurrentHeight = element.height;
}

handleTouchMove(e) {
Expand All @@ -376,34 +446,52 @@ class Canvas {
const touch = e.touches[0];
const newX = (touch.clientX - this.dragStart.x) / this.state.zoom;
const newY = (touch.clientY - this.dragStart.y) / this.state.zoom;
this.state.updateElement(this.state.selectedElementId, { x: newX, y: newY });


// Update DOM directly for smooth, lag-free touch dragging
if (this.dragElementNode) {
this.dragElementNode.style.left = newX + 'px';
this.dragElementNode.style.top = newY + 'px';
}
this.dragCurrentX = newX;
this.dragCurrentY = newY;

} else if (this.isResizing && this.state.selectedElementId && this.resizeStart) {
e.preventDefault();
const touch = e.touches[0];
const dx = touch.clientX - this.resizeStart.x;
const dy = touch.clientY - this.resizeStart.y;

const updates = {};


let newX = this.resizeStart.elementX;
let newY = this.resizeStart.elementY;
let newWidth = this.resizeStart.elementWidth;
let newHeight = this.resizeStart.elementHeight;

if (this.resizeHandle.includes('e')) {
updates.width = Math.max(20, this.resizeStart.elementWidth + dx / this.state.zoom);
newWidth = Math.max(20, this.resizeStart.elementWidth + dx / this.state.zoom);
}
if (this.resizeHandle.includes('w')) {
const newWidth = Math.max(20, this.resizeStart.elementWidth - dx / this.state.zoom);
updates.width = newWidth;
updates.x = this.resizeStart.elementX + (this.resizeStart.elementWidth - newWidth);
newWidth = Math.max(20, this.resizeStart.elementWidth - dx / this.state.zoom);
newX = this.resizeStart.elementX + (this.resizeStart.elementWidth - newWidth);
}
if (this.resizeHandle.includes('s')) {
updates.height = Math.max(20, this.resizeStart.elementHeight + dy / this.state.zoom);
newHeight = Math.max(20, this.resizeStart.elementHeight + dy / this.state.zoom);
}
if (this.resizeHandle.includes('n')) {
const newHeight = Math.max(20, this.resizeStart.elementHeight - dy / this.state.zoom);
updates.height = newHeight;
updates.y = this.resizeStart.elementY + (this.resizeStart.elementHeight - newHeight);
newHeight = Math.max(20, this.resizeStart.elementHeight - dy / this.state.zoom);
newY = this.resizeStart.elementY + (this.resizeStart.elementHeight - newHeight);
}

this.state.updateElement(this.state.selectedElementId, updates);

// Update DOM directly for smooth, lag-free touch resizing
if (this.resizeElementNode) {
this.resizeElementNode.style.left = newX + 'px';
this.resizeElementNode.style.top = newY + 'px';
this.resizeElementNode.style.width = newWidth + 'px';
this.resizeElementNode.style.height = newHeight + 'px';
}
this.resizeCurrentX = newX;
this.resizeCurrentY = newY;
this.resizeCurrentWidth = newWidth;
this.resizeCurrentHeight = newHeight;
}

// Update cursor
Expand All @@ -414,12 +502,34 @@ class Canvas {

handleTouchEnd() {
if (this.isDragging || this.isResizing) {
// Persist final position/size to state (triggers one re-render on drag end)
if (this.isDragging && this.state.selectedElementId) {
this.state.updateElement(this.state.selectedElementId, {
x: this.dragCurrentX,
y: this.dragCurrentY
});
} else if (this.isResizing && this.state.selectedElementId) {
this.state.updateElement(this.state.selectedElementId, {
x: this.resizeCurrentX,
y: this.resizeCurrentY,
width: this.resizeCurrentWidth,
height: this.resizeCurrentHeight
});
}
this.state.saveHistory();
this.isDragging = false;
this.isResizing = false;
this.dragStart = null;
this.resizeStart = null;
this.resizeHandle = null;
this.dragElementNode = null;
this.resizeElementNode = null;
this.dragCurrentX = null;
this.dragCurrentY = null;
this.resizeCurrentX = null;
this.resizeCurrentY = null;
this.resizeCurrentWidth = null;
this.resizeCurrentHeight = null;
this.canvas.classList.remove('grabbing');
}

Expand Down
2 changes: 0 additions & 2 deletions js/modules/StateManager.js
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -106,7 +106,6 @@ class StateManager {
};

page.elements.push(newElement);
this.selectedElementId = newElement.id;
this.saveHistory();
this.notify();
}
Expand Down Expand Up @@ -142,7 +141,6 @@ class StateManager {
};

page.elements.push(newElement);
this.selectedElementId = newElement.id;
this.saveHistory();
this.notify();
}
Expand Down
Loading