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10 Commits

Author SHA1 Message Date
02c54cb354 feat: set default zoom to 300 candles desktop, 125 candles mobile 2026-03-24 08:24:14 +01:00
c3ca5670e3 style: update chart type icons and header layout for better mobile/desktop experience 2026-03-23 10:49:08 +01:00
bde7945a1b feat: add chart type selector with candlestick, line, and bar charts
- Add chart type selector with 3 chart types: candlestick (default), line, and bar

- Fix data format conversion when switching between OHLC and simple {time,value} formats

- Fix line chart refresh to use update() instead of setData() to preserve chart data

- Remove area chart type and AI Insight/refresh buttons

- Improve data handling in loadData, loadNewData, loadHistoricalData, and switchChartType methods
2026-03-23 09:47:07 +01:00
eccfcc4b79 hide indicators panel when clicking on chart 2026-03-22 21:46:31 +01:00
31ac1ead5b Disable crosshair magnet mode 2026-03-22 21:22:15 +01:00
a3bf8624fb fix: improve chart resizer for mobile with touch support, save chart height, disable sidebar scrollbar 2026-03-22 20:31:59 +01:00
df657ec621 feat: Add draggable chart resizer and fix flexible layout to prevent empty space 2026-03-22 20:08:15 +01:00
5b6b134c16 feat: Add fat arrow pointer and directional arrows with color/text settings, implement active state for drawing toolbar buttons 2026-03-22 19:57:35 +01:00
0f1ea8976c fix: Drawing settings panel UI and interaction bugs (close button, text color palette, keyboard propagation) 2026-03-22 18:26:15 +01:00
beda3858e9 fix: Text rendering and settings for horizontal and vertical lines, parallel trendline text 2026-03-22 17:10:24 +01:00
3 changed files with 941 additions and 346 deletions

View File

@ -34,53 +34,73 @@
}
/* Hide scrollbar for clean UI */
.no-scrollbar::-webkit-scrollbar {
display: none;
}
.no-scrollbar {
-ms-overflow-style: none;
scrollbar-width: none;
}
.no-scrollbar::-webkit-scrollbar {
display: none;
}
.no-scrollbar {
-ms-overflow-style: none;
scrollbar-width: none;
}
/* Chart type button active state */
.chart-type-btn.active {
background-color: #2d3a4f;
color: #3b82f6;
}
/* Chart type button hover effect */
.chart-type-btn:hover {
background-color: #2d3a4f;
}
</style>
</head>
<body class="flex flex-col h-screen overflow-hidden bg-[#0d1421] text-white font-['Inter']">
<!-- Top Navigation Bar -->
<header class="bg-[#0f131e] fixed top-0 w-full z-[60] h-16 px-6 flex items-center justify-between border-b border-[#1b1f2b]">
<div class="flex items-center gap-3">
<!-- Mobile Menu Button -->
<button id="mobileMenuBtn" class="md:hidden w-10 h-10 flex items-center justify-center text-[#8fa2b3] hover:text-white hover:bg-[#2d3a4f] rounded-md transition-colors z-50">
<span class="material-symbols-outlined text-lg">menu</span>
</button>
<header class="bg-[#0f131e] fixed top-0 w-full z-[60] h-16 px-4 flex items-center justify-between border-b border-[#1b1f2b]">
<div class="flex items-center shrink-0">
<!-- Search/Symbol Button -->
<div class="hidden md:flex items-center space-x-3 bg-[#1a2333] px-3 py-1.5 rounded-md cursor-pointer border border-[#2d3a4f]">
<div class="flex items-center space-x-2 bg-[#1a2333] px-3 py-1.5 rounded-md cursor-pointer border border-[#2d3a4f]">
<span class="material-symbols-outlined text-sm text-[#8fa2b3]">search</span>
<span class="font-bold text-sm text-[#dfe2f2]">BTC/USD</span>
<span class="material-symbols-outlined text-sm text-[#8fa2b3]">chevron_right</span>
</div>
<!-- Mobile Search -->
<div class="md:hidden flex items-center bg-[#1a2333] px-3 py-1.5 rounded-md cursor-pointer border border-[#2d3a4f]">
<span class="material-symbols-outlined text-sm text-[#8fa2b3]">search</span>
<span class="font-bold text-sm text-[#dfe2f2] ml-2">BTC/USD</span>
<span class="material-symbols-outlined text-sm text-[#8fa2b3] ml-2">chevron_right</span>
<!-- Desktop Status (Moved inside the left-aligned group) -->
<div class="hidden lg:flex items-center gap-2 ml-6 shrink-0 border-l border-[#2d3a4f] pl-6">
<div class="w-2 h-2 rounded-full bg-green-500" id="statusDot"></div>
<span class="text-xs text-[#8fa2b3]" id="statusText">Live</span>
</div>
</div>
<div class="hidden md:flex items-center gap-2 mr-4">
<div class="w-2 h-2 rounded-full bg-green-500" id="statusDot"></div>
<span class="text-xs text-[#8fa2b3]" id="statusText">Live</span>
</div>
<div class="flex space-x-1 items-center overflow-x-auto no-scrollbar" id="timeframeContainer">
<!-- Timeframes injected by JS -->
<!-- Scrollable Controls Container (Right-aligned on desktop via parent justify-between) -->
<div class="flex-1 md:flex-none flex items-center gap-2 ml-4 overflow-x-auto no-scrollbar touch-pan-x justify-end" style="-webkit-overflow-scrolling: touch;">
<!-- Chart Type Buttons -->
<div class="flex space-x-1 shrink-0">
<button class="chart-type-btn w-10 h-10 flex items-center justify-center text-gray-400 hover:text-white hover:bg-[#2d3a4f] rounded transition-colors" data-chart-type="candlestick" title="Candlestick">
<svg width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.5" stroke-linecap="round" stroke-linejoin="round"><path d="M7 5v3M7 16v3M17 3v2M17 11v4"/><rect x="5" y="8" width="4" height="8" rx="0.5"/><rect x="15" y="5" width="4" height="6" rx="0.5"/></svg>
</button>
<button class="chart-type-btn w-10 h-10 flex items-center justify-center text-gray-400 hover:text-white hover:bg-[#2d3a4f] rounded transition-colors" data-chart-type="line" title="Line">
<svg width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.5" stroke-linecap="round" stroke-linejoin="round"><path d="M3 17l6-6 4 4 8-8"/></svg>
</button>
<button class="chart-type-btn w-10 h-10 flex items-center justify-center text-gray-400 hover:text-white hover:bg-[#2d3a4f] rounded transition-colors" data-chart-type="bar" title="Bar">
<svg width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.5" stroke-linecap="round" stroke-linejoin="round"><path d="M7 5v14M7 10H5M7 15h2M17 5v14M17 7h-2M17 12h2"/></svg>
</button>
</div>
<!-- Separator -->
<div class="w-px h-8 bg-[#2d3a4f] mx-1 shrink-0"></div>
<!-- Timeframes Container -->
<div class="flex space-x-1 items-center shrink-0" id="timeframeContainer">
<!-- Timeframes injected by JS -->
</div>
</div>
</header>
<div class="flex flex-1 pt-16 overflow-hidden">
<!-- Main Content -->
<main class="flex-1 overflow-y-auto pb-20 md:pb-0 no-scrollbar">
<main class="flex-1 flex flex-col overflow-y-auto pb-20 md:pb-0 no-scrollbar">
<!-- Price Statistics -->
<section id="priceHeader" class="grid grid-cols-2 md:grid-cols-4 gap-2 px-4 py-4 border-b border-[#1e293b] bg-[#0d1421]">
<div>
@ -102,33 +122,42 @@
</section>
<!-- Chart Container -->
<section class="relative w-full bg-[#0d1421] h-[60vh] md:h-[70vh]" data-purpose="chart-container" id="chartWrapper">
<section class="relative w-full bg-[#0d1421] flex-1 min-h-[50vh]" data-purpose="chart-container" id="chartWrapper">
<div id="chart" class="w-full h-full"></div>
<!-- Horizontal Drawing Toolbar (Top) -->
<div class="absolute top-2 left-1/2 -translate-x-1/2 flex flex-row gap-1 z-30 bg-[#1a2333]/80 backdrop-blur border border-[#2d3a4f] p-1 rounded-md shadow-xl" id="drawingToolbar">
<button class="w-8 h-8 text-gray-400 hover:text-white hover:bg-[#2d3a4f] rounded flex items-center justify-center transition-colors" onclick="window.activateDrawingTool('trend_line', event)" title="Trend Line">
<button class="w-8 h-8 text-gray-400 hover:text-white hover:bg-[#2d3a4f] rounded flex items-center justify-center transition-colors" data-tool="trend_line" onclick="window.activateDrawingTool('trend_line', event)" title="Trend Line">
<span class="material-symbols-outlined text-sm">call_split</span>
</button>
<button class="w-8 h-8 text-gray-400 hover:text-white hover:bg-[#2d3a4f] rounded flex items-center justify-center transition-colors" onclick="window.activateDrawingTool('horizontal_line', event)" title="Horizontal Line">
<button class="w-8 h-8 text-gray-400 hover:text-white hover:bg-[#2d3a4f] rounded flex items-center justify-center transition-colors" data-tool="horizontal_line" onclick="window.activateDrawingTool('horizontal_line', event)" title="Horizontal Line">
<span class="material-symbols-outlined text-sm">swap_horizontal_circle</span>
</button>
<button class="w-8 h-8 text-gray-400 hover:text-white hover:bg-[#2d3a4f] rounded flex items-center justify-center transition-colors" onclick="window.activateDrawingTool('vertical_line', event)" title="Vertical Line">
<button class="w-8 h-8 text-gray-400 hover:text-white hover:bg-[#2d3a4f] rounded flex items-center justify-center transition-colors" data-tool="vertical_line" onclick="window.activateDrawingTool('vertical_line', event)" title="Vertical Line">
<span class="material-symbols-outlined text-sm">swap_vert</span>
</button>
<button class="w-8 h-8 text-gray-400 hover:text-white hover:bg-[#2d3a4f] rounded flex items-center justify-center transition-colors" onclick="window.activateDrawingTool('rectangle', event)" title="Rectangle">
<button class="w-8 h-8 text-gray-400 hover:text-white hover:bg-[#2d3a4f] rounded flex items-center justify-center transition-colors" data-tool="rectangle" onclick="window.activateDrawingTool('rectangle', event)" title="Rectangle">
<span class="material-symbols-outlined text-sm">crop_square</span>
</button>
<button class="w-8 h-8 text-gray-400 hover:text-white hover:bg-[#2d3a4f] rounded flex items-center justify-center transition-colors" onclick="window.activateDrawingTool('text', event)" title="Text Label">
<button class="w-8 h-8 text-gray-400 hover:text-white hover:bg-[#2d3a4f] rounded flex items-center justify-center transition-colors" data-tool="text" onclick="window.activateDrawingTool('text', event)" title="Text Label">
<span class="material-symbols-outlined text-sm">text_fields</span>
</button>
<button class="w-8 h-8 text-gray-400 hover:text-white hover:bg-[#2d3a4f] rounded flex items-center justify-center transition-colors" onclick="window.activateDrawingTool('arrow_up', event)" title="Arrow Up">
<button class="w-8 h-8 text-gray-400 hover:text-white hover:bg-[#2d3a4f] rounded flex items-center justify-center transition-colors" data-tool="arrow_pointer" onclick="window.activateDrawingTool('arrow_pointer', event)" title="Arrow Pointer">
<span class="material-symbols-outlined text-sm">call_made</span>
</button>
<button class="w-8 h-8 text-gray-400 hover:text-white hover:bg-[#2d3a4f] rounded flex items-center justify-center transition-colors" data-tool="arrow_up" onclick="window.activateDrawingTool('arrow_up', event)" title="Arrow Up">
<span class="material-symbols-outlined text-sm">arrow_upward</span>
</button>
<button class="w-8 h-8 text-gray-400 hover:text-white hover:bg-[#2d3a4f] rounded flex items-center justify-center transition-colors" onclick="window.activateDrawingTool('arrow_down', event)" title="Arrow Down">
<button class="w-8 h-8 text-gray-400 hover:text-white hover:bg-[#2d3a4f] rounded flex items-center justify-center transition-colors" data-tool="arrow_down" onclick="window.activateDrawingTool('arrow_down', event)" title="Arrow Down">
<span class="material-symbols-outlined text-sm">arrow_downward</span>
</button>
<button class="w-8 h-8 text-gray-400 hover:text-white hover:bg-[#2d3a4f] rounded flex items-center justify-center transition-colors" onclick="window.activateDrawingTool('measure', event)" title="Measure">
<button class="w-8 h-8 text-gray-400 hover:text-white hover:bg-[#2d3a4f] rounded flex items-center justify-center transition-colors" data-tool="arrow_left" onclick="window.activateDrawingTool('arrow_left', event)" title="Arrow Left">
<span class="material-symbols-outlined text-sm">arrow_back</span>
</button>
<button class="w-8 h-8 text-gray-400 hover:text-white hover:bg-[#2d3a4f] rounded flex items-center justify-center transition-colors" data-tool="arrow_right" onclick="window.activateDrawingTool('arrow_right', event)" title="Arrow Right">
<span class="material-symbols-outlined text-sm">arrow_forward</span>
</button>
<button class="w-8 h-8 text-gray-400 hover:text-white hover:bg-[#2d3a4f] rounded flex items-center justify-center transition-colors" data-tool="measure" onclick="window.activateDrawingTool('measure', event)" title="Measure">
<span class="material-symbols-outlined text-sm">straighten</span>
</button>
<div class="w-[1px] h-full bg-[#2d3a4f] mx-0.5"></div>
@ -314,23 +343,22 @@
</div>
</section>
<!-- Draggable Divider -->
<div id="mainChartResizer" class="h-4 bg-[#1e293b] hover:bg-blue-500 cursor-row-resize shrink-0 transition-colors z-20 flex items-center justify-center group relative">
<div class="w-10 h-0.5 bg-gray-500 rounded opacity-50 transition-all"></div>
</div>
<!-- Technical Analysis Section -->
<section class="px-4 py-6 bg-[#0d1421] min-h-[300px]" id="taPanel">
<section class="px-4 py-4 bg-[#0d1421] shrink-0" id="taPanel">
<div class="flex items-center justify-between mb-4">
<h2 class="text-lg font-bold flex items-center gap-2">
<span class="material-symbols-outlined text-[#b6c4ff]">analytics</span>
Technical Analysis
<span id="taInterval" class="text-[10px] bg-blue-600/20 text-blue-400 px-2 py-0.5 rounded ml-2 border border-blue-600/30">1D</span>
</h2>
<div class="flex items-center gap-2">
<span id="taLastUpdate" class="text-xs text-gray-600 mr-2 hidden sm:inline-block">--</span>
<button class="bg-gradient-to-r from-blue-600 to-indigo-600 text-white px-3 py-1.5 rounded text-xs font-bold hover:shadow-lg transition-all flex items-center gap-1" id="aiBtn" onclick="window.openAIAnalysis()">
<span class="material-symbols-outlined text-sm">smart_toy</span> AI Insight
</button>
<button class="bg-[#1e222d] border border-[#2d3a4f] text-gray-400 px-3 py-1.5 rounded text-xs hover:text-white hover:border-gray-500 transition-colors" onclick="window.refreshTA()">
<span class="material-symbols-outlined text-sm align-bottom">refresh</span>
</button>
</div>
<div class="flex items-center gap-2">
<span id="taLastUpdate" class="text-xs text-gray-600 mr-2 hidden sm:inline-block">--</span>
</div>
</div>
<div id="taContent" class="grid grid-cols-2 md:grid-cols-4 gap-4">
@ -414,7 +442,7 @@
<span class="material-symbols-outlined text-sm">menu</span>
</button>
<div class="flex-1 overflow-y-auto p-0 sidebar-content bg-[#0d1421]">
<div class="flex-1 overflow-y-auto p-0 sidebar-content bg-[#0d1421] no-scrollbar">
<div class="sidebar-tab-panel active h-full" id="tab-indicators">
<div id="indicatorPanel" class="p-2">
<!-- Indicators content injected here -->
@ -488,6 +516,104 @@
}
}
};
window.hideSidebar = function() {
const sidebar = document.getElementById('rightSidebar');
if (sidebar && !sidebar.classList.contains('collapsed')) {
sidebar.classList.add('collapsed');
}
};
window.hideSidebarAndClearDrawings = function() {
window.hideSidebar();
if (window.dashboard?.drawingManager) {
window.dashboard.drawingManager.clearAll();
}
};
// Chart Resizer Logic
document.addEventListener('DOMContentLoaded', () => {
const resizer = document.getElementById('mainChartResizer');
const chartWrapper = document.getElementById('chartWrapper');
let isResizing = false;
let lastDownY = 0;
let savedHeight = localStorage.getItem('chart_height');
if (resizer && chartWrapper) {
if (savedHeight) {
chartWrapper.style.flex = 'none';
chartWrapper.style.height = savedHeight + 'px';
}
const startResize = (y) => {
isResizing = true;
lastDownY = y;
document.body.style.cursor = 'row-resize';
chartWrapper.style.pointerEvents = 'none';
};
const doResize = (y) => {
if (!isResizing) return;
const deltaY = y - lastDownY;
lastDownY = y;
const newHeight = chartWrapper.offsetHeight + deltaY;
if (newHeight > 200 && newHeight < window.innerHeight - 150) {
chartWrapper.style.flex = 'none';
chartWrapper.style.height = newHeight + 'px';
if (window.dashboard && window.dashboard.chart) {
const container = document.getElementById('chart');
window.dashboard.chart.applyOptions({
width: container.clientWidth,
height: container.clientHeight
});
}
}
};
const endResize = () => {
if (isResizing) {
isResizing = false;
document.body.style.cursor = '';
chartWrapper.style.pointerEvents = 'auto';
const currentHeight = chartWrapper.style.height;
localStorage.setItem('chart_height', currentHeight ? parseFloat(currentHeight) : 75);
}
};
resizer.addEventListener('mousedown', (e) => startResize(e.clientY));
resizer.addEventListener('touchstart', (e) => startResize(e.touches[0].clientY), {passive: false});
document.addEventListener('mousemove', (e) => doResize(e.clientY));
document.addEventListener('touchmove', (e) => doResize(e.touches[0].clientY), {passive: false});
document.addEventListener('mouseup', endResize);
document.addEventListener('touchend', endResize);
document.addEventListener('touchcancel', endResize);
}
});
// Hide sidebar when clicking on chart container (but not on drawing toolbar or sidebar itself)
const chartWrapper = document.getElementById('chartWrapper');
if (chartWrapper) {
chartWrapper.addEventListener('click', function(e) {
const sidebar = document.getElementById('rightSidebar');
const drawingToolbar = document.getElementById('drawingToolbar');
if (!sidebar || sidebar.classList.contains('collapsed')) return;
const isDrawingToolbar = e.target.closest('#drawingToolbar');
const isSidebar = e.target.closest('#rightSidebar');
if (!isDrawingToolbar && !isSidebar) {
hideSidebar();
}
});
}
</script>
<script src="./config.js"></script>

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@ -56,6 +56,19 @@ export class DrawingManager {
italic: false,
alignVert: 'top',
alignHorz: 'left'
},
arrow: {
color: '#2962ff',
width: 2,
style: 0,
opacity: 100,
text: '',
textColor: '#2962ff',
fontSize: 14,
bold: false,
italic: false,
alignVert: 'top',
alignHorz: 'left'
}
};
@ -81,7 +94,7 @@ export class DrawingManager {
if (hit) {
this.selectedDrawing = hit.drawing;
// Only open panel for supported types
if (['trend_line', 'ray', 'rectangle', 'horizontal_line', 'vertical_line'].includes(hit.drawing.type)) {
if (['trend_line', 'ray', 'rectangle', 'horizontal_line', 'vertical_line', 'arrow', 'arrow_pointer'].includes(hit.drawing.type)) {
this.toggleSettingsPanel(true);
}
this.update();
@ -229,7 +242,18 @@ export class DrawingManager {
this.activeTool = tool;
if (tool === 'cursor') {
// Update UI Button states
document.querySelectorAll('#drawingToolbar button[data-tool]').forEach(btn => {
if (btn.dataset.tool === tool) {
btn.classList.add('bg-blue-600/30', 'text-blue-400');
btn.classList.remove('text-gray-400', 'hover:bg-[#2d3a4f]');
} else {
btn.classList.remove('bg-blue-600/30', 'text-blue-400');
btn.classList.add('text-gray-400', 'hover:bg-[#2d3a4f]');
}
});
if (tool === 'cursor' || !tool) {
this.activeTool = null;
document.body.style.cursor = 'default';
} else if (tool === 'clear') {
@ -237,6 +261,8 @@ export class DrawingManager {
this.selectedDrawing = null;
this.activeTool = null;
this.update();
// Instantly clear the 'clear' button state
setTimeout(() => this.setTool(null), 100);
} else {
document.body.style.cursor = 'crosshair';
this.selectedDrawing = null;
@ -391,7 +417,14 @@ export class DrawingManager {
color: defs.color,
width: defs.width,
style: defs.style,
opacity: defs.opacity
opacity: defs.opacity,
text: defs.text,
textColor: defs.textColor,
fontSize: defs.fontSize,
bold: defs.bold,
italic: defs.italic,
alignVert: defs.alignVert,
alignHorz: defs.alignHorz
});
this.setTool(null);
} else if (this.activeTool === 'vertical_line') {
@ -402,16 +435,54 @@ export class DrawingManager {
color: defs.color,
width: defs.width,
style: defs.style,
opacity: defs.opacity
opacity: defs.opacity,
text: defs.text,
textColor: defs.textColor,
fontSize: defs.fontSize,
bold: defs.bold,
italic: defs.italic,
alignVert: defs.alignVert,
alignHorz: defs.alignHorz
});
this.setTool(null);
} else if (this.activeTool === 'fib_retracement') {
this.currentDrawing = { type: 'fib_retracement', p1, p2, color: '#fb8c00' };
} else if (this.activeTool === 'arrow_up' || this.activeTool === 'arrow_down') {
} else if (this.activeTool === 'arrow_pointer') {
const defs = this.defaults.arrow;
this.currentDrawing = {
type: 'arrow_pointer', p1, p2,
color: defs.color,
width: defs.width,
style: defs.style,
opacity: defs.opacity,
text: defs.text,
textColor: defs.textColor,
fontSize: defs.fontSize,
bold: defs.bold,
italic: defs.italic,
alignVert: defs.alignVert,
alignHorz: defs.alignHorz
};
} else if (this.activeTool === 'arrow_up' || this.activeTool === 'arrow_down' || this.activeTool === 'arrow_left' || this.activeTool === 'arrow_right') {
let color = '#2962ff'; // Default blue for left/right
if (this.activeTool === 'arrow_up') color = '#26a69a'; // Green
if (this.activeTool === 'arrow_down') color = '#ef5350'; // Red
const defs = this.defaults.arrow;
this.drawings.push({
type: 'arrow', time: pos.time, price: pos.price,
direction: this.activeTool === 'arrow_up' ? 'up' : 'down',
color: this.activeTool === 'arrow_up' ? '#26a69a' : '#ef5350'
direction: this.activeTool.replace('arrow_', ''),
color: color,
width: 2, // default thickness for solid arrows
style: defs.style,
opacity: defs.opacity,
text: defs.text,
textColor: defs.textColor,
fontSize: defs.fontSize,
bold: defs.bold,
italic: defs.italic,
alignVert: defs.alignVert,
alignHorz: defs.alignHorz
});
this.setTool(null);
} else if (this.activeTool === 'text') {
@ -759,21 +830,57 @@ export class DrawingManager {
if (isSelected) { ctx.shadowBlur = 5; ctx.shadowColor = d.color; }
if (d.type === 'trend_line' || d.type === 'ray') {
if (d.type === 'trend_line' || d.type === 'ray' || d.type === 'arrow_pointer') {
const x1 = this.timeToX(d.p1.time);
const y1 = series.priceToCoordinate(d.p1.price);
const x2 = this.timeToX(d.p2.time);
const y2 = series.priceToCoordinate(d.p2.price);
if (x1 !== null && y1 !== null && x2 !== null && y2 !== null) {
ctx.beginPath();
ctx.moveTo(x1, y1);
if (d.type === 'ray') {
if (d.type === 'arrow_pointer') {
const angle = Math.atan2(y2 - y1, x2 - x1);
ctx.lineTo(x1 + Math.cos(angle) * 10000, y1 + Math.sin(angle) * 10000);
const dist = Math.hypot(x2 - x1, y2 - y1);
ctx.save();
ctx.translate(x1, y1);
ctx.rotate(angle);
// Fat arrow dimensions
const headLen = Math.min(dist * 0.5, 30 + (d.width || 2) * 5);
const headWidth = headLen * 1.2;
const tailStartW = (d.width || 2) * 2;
const tailEndW = headLen * 0.5;
const indent = headLen * 0.2; // Head indentation
ctx.beginPath();
// Top edge of tail
ctx.moveTo(0, -tailStartW/2);
ctx.lineTo(dist - headLen + indent, -tailEndW/2);
// Top edge of head
ctx.lineTo(dist - headLen, -headWidth/2);
// Tip
ctx.lineTo(dist, 0);
// Bottom edge of head
ctx.lineTo(dist - headLen, headWidth/2);
// Bottom edge of tail
ctx.lineTo(dist - headLen + indent, tailEndW/2);
ctx.lineTo(0, tailStartW/2);
ctx.closePath();
ctx.fillStyle = color;
ctx.fill();
ctx.restore();
} else {
ctx.lineTo(x2, y2);
ctx.beginPath();
ctx.moveTo(x1, y1);
if (d.type === 'ray') {
const angle = Math.atan2(y2 - y1, x2 - x1);
ctx.lineTo(x1 + Math.cos(angle) * 10000, y1 + Math.sin(angle) * 10000);
} else {
ctx.lineTo(x2, y2);
}
ctx.stroke();
}
ctx.stroke();
// Render Text if present
if (d.text) {
@ -783,13 +890,27 @@ export class DrawingManager {
const fontStyle = (d.bold ? 'bold ' : '') + (d.italic ? 'italic ' : '');
ctx.font = `${fontStyle}${fontSize}px Inter`;
ctx.fillStyle = d.textColor || color;
let startX = x1, startY = y1, endX = x2, endY = y2;
if (x1 > x2 || (x1 === x2 && y1 > y2)) {
startX = x2; startY = y2; endX = x1; endY = y1;
}
const angle = Math.atan2(endY - startY, endX - startX);
const length = Math.hypot(endX - startX, endY - startY);
ctx.translate(startX, startY);
ctx.rotate(angle);
ctx.textAlign = d.alignHorz || 'left';
ctx.textBaseline = d.alignVert === 'middle' ? 'middle' : (d.alignVert === 'bottom' ? 'top' : 'bottom');
const tx = (x1 + x2) / 2;
const ty = (y1 + y2) / 2;
let tx = 0;
if (d.alignHorz === 'center') tx = length / 2;
else if (d.alignHorz === 'right') tx = length;
const offset = 10;
const finalTy = d.alignVert === 'top' ? ty - offset : (d.alignVert === 'bottom' ? ty + offset : ty);
const finalTy = d.alignVert === 'top' ? -offset : (d.alignVert === 'bottom' ? offset : 0);
ctx.fillText(d.text, tx, finalTy);
ctx.restore();
@ -797,9 +918,11 @@ export class DrawingManager {
if (isSelected) {
ctx.setLineDash([]);
ctx.fillStyle = '#ffffff';
ctx.beginPath(); ctx.arc(x1, y1, 5, 0, Math.PI * 2); ctx.fill(); ctx.stroke();
ctx.beginPath(); ctx.arc(x2, y2, 5, 0, Math.PI * 2); ctx.fill(); ctx.stroke();
ctx.fillStyle = d.type === 'arrow_pointer' ? 'transparent' : '#ffffff';
ctx.strokeStyle = d.type === 'arrow_pointer' ? color : d.color;
ctx.lineWidth = 2;
ctx.beginPath(); ctx.arc(x1, y1, 5, 0, Math.PI * 2); if (d.type !== 'arrow_pointer') ctx.fill(); ctx.stroke();
ctx.beginPath(); ctx.arc(x2, y2, 5, 0, Math.PI * 2); if (d.type !== 'arrow_pointer') ctx.fill(); ctx.stroke();
}
}
} else if (d.type === 'rectangle') {
@ -837,41 +960,46 @@ export class DrawingManager {
ctx.beginPath(); ctx.arc(0, y, 5, 0, Math.PI * 2); ctx.fill(); ctx.stroke();
}
// Store label position for hit detection (before rendering)
let textX = scope.mediaSize.width / 2;
let textY = y;
// Render Text and store label position
let labelPos = null;
if (d.text) {
ctx.save();
ctx.setLineDash([]);
const fontSize = d.fontSize || 14;
const fontStyle = (d.bold ? 'bold ' : '') + (d.italic ? 'italic ' : '');
const font = `${fontStyle}${fontSize}px Inter`;
ctx.font = font;
ctx.fillStyle = d.textColor || d.color;
const alignHorz = d.alignHorz || 'center';
ctx.textAlign = alignHorz;
ctx.textBaseline = d.alignVert === 'middle' ? 'middle' : (d.alignVert === 'bottom' ? 'top' : 'bottom');
let textX = scope.mediaSize.width / 2;
if (alignHorz === 'left') textX = 10;
else if (alignHorz === 'right') textX = scope.mediaSize.width - 10;
const offset = 10;
let textY = d.alignVert === 'top' ? y - offset : (d.alignVert === 'bottom' ? y + offset : y);
ctx.fillText(d.text, textX, textY);
const metrics = ctx.measureText(d.text);
const labelWidth = metrics.width + 16;
const labelHeight = 24;
const defaultLabelX = scope.mediaSize.width / 2 - labelWidth / 2;
const offset = 10;
let defaultLabelX = scope.mediaSize.width / 2 - labelWidth / 2;
if (alignHorz === 'left') defaultLabelX = 10;
else if (alignHorz === 'right') defaultLabelX = scope.mediaSize.width - labelWidth - 10;
const defaultLabelY = d.alignVert === 'top' ? y - 40 : (d.alignVert === 'bottom' ? y + 20 : y - 12);
labelPos = {
x: defaultLabelX + (d.labelOffset?.x || 0),
y: defaultLabelY + (d.labelOffset?.y || 0),
width: labelWidth,
height: labelHeight
};
textX = scope.mediaSize.width / 2;
textY = d.alignVert === 'top' ? y - offset : (d.alignVert === 'bottom' ? y + offset : y);
}
// Render Text if present
if (d.text) {
ctx.save();
ctx.setLineDash([]);
ctx.font = font;
ctx.fillStyle = d.textColor || d.color;
ctx.textAlign = d.alignHorz || 'center';
ctx.textBaseline = d.alignVert === 'middle' ? 'middle' : (d.alignVert === 'bottom' ? 'top' : 'bottom');
ctx.fillText(d.text, textX, textY);
ctx.restore();
}
@ -902,39 +1030,48 @@ export class DrawingManager {
ctx.beginPath(); ctx.arc(x, 0, 5, 0, Math.PI * 2); ctx.fill(); ctx.stroke();
}
// Store label position for hit detection (before rendering)
let textX = x;
let textY = 0;
// Render Text and store label position
let labelPos = null;
if (d.text) {
ctx.save();
ctx.setLineDash([]);
const fontSize = d.fontSize || 14;
const fontStyle = (d.bold ? 'bold ' : '') + (d.italic ? 'italic ' : '');
const font = `${fontStyle}${fontSize}px Inter`;
ctx.font = font;
ctx.fillStyle = d.textColor || d.color;
const alignHorz = d.alignHorz || 'center';
ctx.textAlign = alignHorz;
ctx.textBaseline = d.alignVert === 'middle' ? 'middle' : (d.alignVert === 'bottom' ? 'bottom' : 'top');
let textX = x;
const offset = 10;
let textY = scope.mediaSize.height / 2; // Middle
if (d.alignVert === 'top') textY = offset;
else if (d.alignVert === 'bottom') textY = scope.mediaSize.height - offset;
ctx.fillText(d.text, textX, textY);
const metrics = ctx.measureText(d.text);
const labelWidth = metrics.width + 16;
const labelHeight = 24;
const offset = 10;
const defaultLabelY = d.alignVert === 'top' ? -50 : (d.alignVert === 'bottom' ? 20 : -12);
let defaultLabelY = scope.mediaSize.height / 2 - labelHeight / 2; // Middle
if (d.alignVert === 'top') defaultLabelY = offset;
else if (d.alignVert === 'bottom') defaultLabelY = scope.mediaSize.height - offset - labelHeight;
let defaultLabelX = x - labelWidth / 2;
if (alignHorz === 'left') defaultLabelX = x - labelWidth;
else if (alignHorz === 'right') defaultLabelX = x;
labelPos = {
x: x - labelWidth / 2 + (d.labelOffset?.x || 0),
x: defaultLabelX + (d.labelOffset?.x || 0),
y: defaultLabelY + (d.labelOffset?.y || 0),
width: labelWidth,
height: labelHeight
};
textY = d.alignVert === 'top' ? -offset : (d.alignVert === 'bottom' ? offset : 0);
}
// Render Text if present
if (d.text) {
ctx.save();
ctx.setLineDash([]);
ctx.font = font;
ctx.fillStyle = d.textColor || d.color;
ctx.textAlign = d.alignHorz || 'center';
ctx.textBaseline = d.alignVert === 'middle' ? 'middle' : (d.alignVert === 'bottom' ? 'top' : 'bottom');
ctx.fillText(d.text, textX, textY);
ctx.restore();
}
@ -975,19 +1112,89 @@ export class DrawingManager {
const x = this.timeToX(d.time);
const y = series.priceToCoordinate(d.price);
if (x !== null && y !== null) {
ctx.fillStyle = d.color; ctx.beginPath();
const size = isSelected ? 15 : 10;
if (d.direction === 'up') {
ctx.moveTo(x, y);
ctx.lineTo(x - size/2, y + size);
ctx.lineTo(x + size/2, y + size);
} else {
ctx.moveTo(x, y);
ctx.lineTo(x - size/2, y - size);
ctx.lineTo(x + size/2, y - size);
}
ctx.fillStyle = d.color;
ctx.beginPath();
const baseSize = isSelected ? 20 : 15;
const w = baseSize * 1.5; // width of arrow head
const h = baseSize * 1.5; // height of arrow head
const tailW = baseSize * 0.8; // width of tail
const tailH = baseSize * 1.2; // length of tail
ctx.save();
ctx.translate(x, y);
if (d.direction === 'up') ctx.rotate(0);
else if (d.direction === 'right') ctx.rotate(Math.PI / 2);
else if (d.direction === 'down') ctx.rotate(Math.PI);
else if (d.direction === 'left') ctx.rotate(-Math.PI / 2);
// Draw a thick arrow pointing UP from the origin (x,y)
ctx.moveTo(0, -h/2 - tailH/2); // Tip of arrow
ctx.lineTo(w/2, h/2 - tailH/2); // Right corner of head
ctx.lineTo(tailW/2, h/2 - tailH/2); // Inner right corner
ctx.lineTo(tailW/2, h/2 + tailH/2); // Bottom right of tail
ctx.lineTo(-tailW/2, h/2 + tailH/2); // Bottom left of tail
ctx.lineTo(-tailW/2, h/2 - tailH/2); // Inner left corner
ctx.lineTo(-w/2, h/2 - tailH/2); // Left corner of head
ctx.closePath();
ctx.fill();
if (isSelected) { ctx.strokeStyle = '#ffffff'; ctx.lineWidth = 1; ctx.stroke(); }
if (isSelected) { ctx.strokeStyle = '#ffffff'; ctx.lineWidth = 2; ctx.stroke(); }
ctx.restore();
// Render Text and store label position
let labelPos = null;
if (d.text) {
ctx.save();
ctx.setLineDash([]);
const fontSize = d.fontSize || 14;
const fontStyle = (d.bold ? 'bold ' : '') + (d.italic ? 'italic ' : '');
const font = `${fontStyle}${fontSize}px Inter`;
ctx.font = font;
ctx.fillStyle = d.textColor || d.color;
const alignHorz = d.alignHorz || 'center';
ctx.textAlign = alignHorz;
ctx.textBaseline = d.alignVert === 'middle' ? 'middle' : (d.alignVert === 'bottom' ? 'bottom' : 'top');
let textX = x;
let textY = y;
// Default offset logic for arrows if align isn't strictly overriding
const offset = 25;
if (d.direction === 'up') textY += offset;
else if (d.direction === 'down') textY -= offset;
else if (d.direction === 'left') textX += offset;
else if (d.direction === 'right') textX -= offset;
ctx.fillText(d.text, textX, textY);
const metrics = ctx.measureText(d.text);
const labelWidth = metrics.width + 16;
const labelHeight = 24;
let defaultLabelX = textX - labelWidth / 2;
if (alignHorz === 'left') defaultLabelX = textX - labelWidth;
else if (alignHorz === 'right') defaultLabelX = textX;
let defaultLabelY = textY;
if (d.alignVert === 'top') defaultLabelY = textY;
else if (d.alignVert === 'bottom') defaultLabelY = textY - labelHeight;
else defaultLabelY = textY - labelHeight / 2;
labelPos = {
x: defaultLabelX + (d.labelOffset?.x || 0),
y: defaultLabelY + (d.labelOffset?.y || 0),
width: labelWidth,
height: labelHeight
};
ctx.restore();
}
// Store label position for hit detection
if (labelPos) {
d.labelPos = labelPos;
}
}
} else if (d.type === 'text') {
const x = this.timeToX(d.time);
@ -1164,6 +1371,7 @@ export class DrawingManager {
let startX, startY, initialX, initialY;
header.addEventListener('mousedown', (e) => {
if (e.target.closest('button')) return; // Allow clicking the close button
isDragging = true;
startX = e.clientX;
startY = e.clientY;
@ -1197,7 +1405,7 @@ export class DrawingManager {
window.switchTLTab = (tab) => {
this.activeTLTab = tab;
const isLineWithText = this.selectedDrawing && ['trend_line', 'ray', 'rectangle', 'horizontal_line', 'vertical_line'].includes(this.selectedDrawing.type);
const isLineWithText = this.selectedDrawing && ['trend_line', 'ray', 'rectangle', 'horizontal_line', 'vertical_line', 'arrow', 'arrow_pointer'].includes(this.selectedDrawing.type);
document.getElementById('tlTabStyle').className = tab === 'style' ? 'flex-1 py-2 text-center text-blue-500 border-b-2 border-blue-500 font-medium' : 'flex-1 py-2 text-center text-gray-400 hover:text-white';
@ -1222,11 +1430,11 @@ export class DrawingManager {
window.setTLThickness = (width) => this.applySettings('width', width);
window.setTLStyle = (style) => this.applySettings('style', style);
window.toggleTLBold = () => {
const current = this.selectedDrawing && ['trend_line', 'ray', 'rectangle', 'horizontal_line', 'vertical_line'].includes(this.selectedDrawing.type) ? this.selectedDrawing.bold : this.defaults.trend_line.bold;
const current = this.selectedDrawing && ['trend_line', 'ray', 'rectangle', 'horizontal_line', 'vertical_line', 'arrow', 'arrow_pointer'].includes(this.selectedDrawing.type) ? this.selectedDrawing.bold : this.defaults.trend_line.bold;
this.applySettings('bold', !current);
};
window.toggleTLItalic = () => {
const current = this.selectedDrawing && ['trend_line', 'ray', 'rectangle', 'horizontal_line', 'vertical_line'].includes(this.selectedDrawing.type) ? this.selectedDrawing.italic : this.defaults.trend_line.italic;
const current = this.selectedDrawing && ['trend_line', 'ray', 'rectangle', 'horizontal_line', 'vertical_line', 'arrow', 'arrow_pointer'].includes(this.selectedDrawing.type) ? this.selectedDrawing.italic : this.defaults.trend_line.italic;
this.applySettings('italic', !current);
};
@ -1287,6 +1495,10 @@ export class DrawingManager {
this.applySettings('text', e.target.value);
});
document.getElementById('tlTextInput').addEventListener('keydown', (e) => {
e.stopPropagation();
});
document.getElementById('tlAlignVert').addEventListener('change', (e) => {
this.applySettings('alignVert', e.target.value);
});
@ -1344,7 +1556,7 @@ export class DrawingManager {
btn.setAttribute('data-active', parseInt(btn.dataset.style) === settings.style);
});
const isLineWithText = this.selectedDrawing && ['trend_line', 'ray', 'rectangle'].includes(this.selectedDrawing.type);
const isLineWithText = this.selectedDrawing && ['trend_line', 'ray', 'rectangle', 'horizontal_line', 'vertical_line', 'arrow', 'arrow_pointer'].includes(this.selectedDrawing.type);
const textColorBtn = document.getElementById('tlTextColorBtn');
const textPicker = document.getElementById('tlTextColorPicker');
@ -1358,7 +1570,6 @@ export class DrawingManager {
if (isLineWithText) {
if (textColorBtn && textPicker) {
textColorBtn.style.backgroundColor = settings.textColor || settings.color;
textPicker.classList.remove('hidden');
}
fontInput.value = settings.fontSize || 14;
textInput.value = settings.text || '';
@ -1374,7 +1585,7 @@ export class DrawingManager {
applySettings(key, value) {
if (this.selectedDrawing) {
if (key === 'bold' || key === 'italic' || key === 'fontSize' || key === 'text' || key === 'textColor' || key === 'alignVert' || key === 'alignHorz') {
const isLineWithText = ['trend_line', 'ray', 'rectangle'].includes(this.selectedDrawing.type);
const isLineWithText = ['trend_line', 'ray', 'rectangle', 'horizontal_line', 'vertical_line', 'arrow', 'arrow_pointer'].includes(this.selectedDrawing.type);
if (!isLineWithText) return;
this.selectedDrawing[key] = value;
} else {
@ -1394,6 +1605,8 @@ export class DrawingManager {
this.defaults.horizontal_line[key] = value;
} else if (drawingType === 'vertical_line') {
this.defaults.vertical_line[key] = value;
} else if (drawingType === 'arrow' || drawingType === 'arrow_pointer') {
this.defaults.arrow[key] = value;
} else {
this.defaults.trend_line[key] = value;
}