9 changed files with 3955 additions and 643 deletions
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import globals from "globals"; |
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import pluginJs from "@eslint/js"; |
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export default [ |
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{files: ["**/*.js"], languageOptions: {sourceType: "script"}}, |
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{languageOptions: { globals: globals.browser }}, |
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pluginJs.configs.recommended, |
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]; |
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function clearFromLocalStorage() { |
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localStorage.removeItem(LOCAL_STORAGE_CANVAS_NAME); |
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localStorage.removeItem(LOCAL_STORAGE_DIMENSIONS_NAME); |
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} |
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// }}}
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// history {{{
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function saveState(undoStack, redoStack, maxHistory) { |
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if (undoStack.length >= maxHistory) { |
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undoStack.shift(); |
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} |
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undoStack.push({ |
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imageData: canvas.toDataURL(), |
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width: canvas.width, |
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height: canvas.height |
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}); |
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redoStack = []; |
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} |
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function undo(canvas, ctx, undoStack, redoStack) { |
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if (undoStack.length > 0) { |
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const currentState = { |
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imageData: canvas.toDataURL(), |
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width: canvas.width, |
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height: canvas.height |
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}; |
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redoStack.push(currentState); // Save current state to the redo stack
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const lastState = undoStack.pop(); // Get the last state from the undo stack
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canvas.width = lastState.width; |
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canvas.height = lastState.height; |
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canvas.style.width = canvas.width * zoom + 'px'; |
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canvas.style.height = canvas.height * zoom + 'px'; |
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canvasWidth = canvas.width; |
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canvasHeight = canvas.height; |
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|
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const img = new Image(); |
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img.src = lastState.imageData; |
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img.onload = function() { |
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ctx.clearRect(0, 0, canvas.width, canvas.height); |
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ctx.drawImage(img, 0, 0); |
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}; |
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} |
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} |
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function redo() { |
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if (redoStack.length > 0) { |
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const currentState = { |
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imageData: canvas.toDataURL(), |
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width: canvas.width, |
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height: canvas.height |
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}; |
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|
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undoStack.push(currentState); // Save current state to the undo stack
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const nextState = redoStack.pop(); // Get the last state from the redo stack
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canvas.width = nextState.width; |
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canvas.height = nextState.height; |
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canvas.style.width = canvas.width * zoom + 'px'; |
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canvas.style.height = canvas.height * zoom + 'px'; |
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canvasWidth = canvas.width; |
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canvasHeight = canvas.height; |
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|
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const img = new Image(); |
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img.src = nextState.imageData; |
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img.onload = function() { |
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ctx.clearRect(0, 0, canvas.width, canvas.height); |
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ctx.drawImage(img, 0, 0); |
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}; |
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} |
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} |
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// }}}
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const colorPreview = document.createElement('div'); |
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colorPreview.id = 'color-preview'; |
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colorPreview.className = 'puck'; |
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colorPreview.style.backgroundColor = color; |
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menuBar.appendChild(colorPreview); |
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// }}}
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// helpers {{{
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function saveCanvas() { |
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const dataURL = canvas.toDataURL(); |
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const dimensions = `${canvas.width}x${canvas.height}`; |
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localStorage.setItem('mixxCanvas', dataURL); |
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localStorage.setItem('mixxDimensions', dimensions); |
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console.log('Canvas saved'); |
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} |
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function loadCanvas() { |
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const dataURL = localStorage.getItem('mixxCanvas'); |
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const dimensions = localStorage.getItem('mixxDimensions'); |
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if (dataURL && dimensions) { |
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const img = new Image(); |
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img.src = dataURL; |
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img.onload = function() { |
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canvas.width = dimensions.split('x')[0]; |
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canvas.height = dimensions.split('x')[1]; |
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canvas.style.width = canvas.width * zoom + 'px'; |
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canvas.style.height = canvas.height * zoom + 'px'; |
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canvasWidth = canvas.width; |
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canvasHeight = canvas.height; |
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ctx.drawImage(img, 0, 0); |
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} |
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} else { |
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console.log('No saved canvas found'); |
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} |
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} |
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function clearCanvasFromLocalStorage() { |
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localStorage.removeItem('savedCanvas'); |
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localStorage.removeItem('canvasDimensions'); |
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} |
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function saveState() { |
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if (undoStack.length >= maxHistory) { |
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undoStack.shift(); // Remove the oldest state if the stack exceeds the limit
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} |
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undoStack.push({ |
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imageData: canvas.toDataURL(), |
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width: canvas.width, |
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height: canvas.height |
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}); |
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redoStack = []; // Clear the redo stack whenever a new action is performed
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} |
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function undo() { |
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if (undoStack.length > 0) { |
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const currentState = { |
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imageData: canvas.toDataURL(), |
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width: canvas.width, |
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height: canvas.height |
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}; |
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redoStack.push(currentState); // Save current state to the redo stack
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const lastState = undoStack.pop(); // Get the last state from the undo stack
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canvas.width = lastState.width; |
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canvas.height = lastState.height; |
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canvas.style.width = canvas.width * zoom + 'px'; |
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canvas.style.height = canvas.height * zoom + 'px'; |
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canvasWidth = canvas.width; |
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canvasHeight = canvas.height; |
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const img = new Image(); |
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img.src = lastState.imageData; |
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img.onload = function() { |
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ctx.clearRect(0, 0, canvas.width, canvas.height); |
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ctx.drawImage(img, 0, 0); |
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}; |
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} |
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} |
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function redo() { |
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if (redoStack.length > 0) { |
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const currentState = { |
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imageData: canvas.toDataURL(), |
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width: canvas.width, |
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height: canvas.height |
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}; |
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undoStack.push(currentState); // Save current state to the undo stack
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const nextState = redoStack.pop(); // Get the last state from the redo stack
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canvas.width = nextState.width; |
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canvas.height = nextState.height; |
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canvas.style.width = canvas.width * zoom + 'px'; |
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canvas.style.height = canvas.height * zoom + 'px'; |
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canvasWidth = canvas.width; |
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canvasHeight = canvas.height; |
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const img = new Image(); |
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img.src = nextState.imageData; |
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img.onload = function() { |
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ctx.clearRect(0, 0, canvas.width, canvas.height); |
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ctx.drawImage(img, 0, 0); |
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}; |
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} |
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} |
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function getPositionOnCanvas(e) { |
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const rect = canvas.getBoundingClientRect(); |
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return { |
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x: Math.round((e.clientX - rect.left) / zoom), |
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y: Math.round((e.clientY - rect.top) / zoom), |
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}; |
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} |
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function drawCircle(x, y) { |
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ctx.beginPath(); |
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ctx.arc(x, y, brushSize / 2, 0, 2 * Math.PI, false); |
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ctx.fillStyle = color; |
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ctx.fill(); |
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} |
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function drawLineWithCircles(x1, y1, x2, y2) { |
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const dx = x2 - x1; |
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const dy = y2 - y1; |
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const distance = Math.sqrt(dx * dx + dy * dy); |
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const steps = Math.ceil(distance / (brushSize / 5)); |
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for (let i = 0; i <= steps; i++) { |
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const x = x1 + (dx * i) / steps; |
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const y = y1 + (dy * i) / steps; |
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drawCircle(x, y); |
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} |
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} |
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function saveCanvasContents() { |
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tempCanvas = document.createElement('canvas'); |
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tempCanvas.width = canvas.width; |
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tempCanvas.height = canvas.height; |
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const tempCtx = tempCanvas.getContext('2d'); |
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tempCtx.drawImage(canvas, 0, 0); |
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} |
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function updateColorPreview() { |
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colorPreview.style.backgroundColor = color; |
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} |
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function hexToRgbArray(hex) { |
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if (hex.startsWith('#')) { |
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hex = hex.slice(1); |
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} |
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if (hex.length === 3) { |
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hex = hex.split('').map(char => char + char).join(''); |
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} |
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const bigint = parseInt(hex, 16); |
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return [(bigint >> 16) & 255, (bigint >> 8) & 255, bigint & 255]; |
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} |
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function floodFill(x, y, fillColor) { |
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const imageData = ctx.getImageData(0, 0, canvas.width, canvas.height); |
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const data = imageData.data; |
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const targetColor = getColorAtPixel(data, x, y); |
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const fillColorArray = hexToRgbArray(fillColor); |
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if (colorsMatch(targetColor, fillColorArray)) { |
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return; // The clicked point is already the fill color
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} |
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const stack = [{x, y}]; |
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while (stack.length > 0) { |
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const {x, y} = stack.pop(); |
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const currentColor = getColorAtPixel(data, x, y); |
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if (colorsMatch(currentColor, targetColor)) { |
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setColorAtPixel(data, x, y, fillColorArray); |
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if (x > 0) stack.push({x: x - 1, y}); |
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if (x < canvas.width - 1) stack.push({x: x + 1, y}); |
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if (y > 0) stack.push({x, y: y - 1}); |
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if (y < canvas.height - 1) stack.push({x, y: y + 1}); |
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} |
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} |
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ctx.putImageData(imageData, 0, 0); |
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} |
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function getColorAtPixel(data, x, y) { |
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const index = (y * canvas.width + x) * 4; |
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return [data[index], data[index + 1], data[index + 2], data[index + 3]]; |
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} |
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function setColorAtPixel(data, x, y, color) { |
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const index = (y * canvas.width + x) * 4; |
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data[index] = color[0]; |
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data[index + 1] = color[1]; |
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data[index + 2] = color[2]; |
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data[index + 3] = 255; // Set alpha to fully opaque
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} |
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function colorsMatch(a, b) { |
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return a[0] === b[0] && a[1] === b[1] && a[2] === b[2] && a[3] === b[3]; |
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} |
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// }}}
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// mousedown {{{
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canvasArea.addEventListener('mousedown', (e) => { |
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if (e.target.closest('.puck')) return; |
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startX = e.clientX; |
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startY = e.clientY; |
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canvasStartX = getPositionOnCanvas(e).x; |
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canvasStartY = getPositionOnCanvas(e).y; |
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saveCanvasContents(); |
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isMouseDown = true; |
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if ( |
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tool === 'brush' || |
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tool === 'content-move' || |
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tool === 'resize' || |
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tool === 'zoom' || |
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tool === 'bucket-fill' |
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) { |
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saveState(); |
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} |
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if (tool === 'brush') { |
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console.log('brush'); |
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drawCircle(canvasStartX, canvasStartY); |
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} else if (tool === 'bucket-fill') { |
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floodFill(canvasStartX, canvasStartY, color); |
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return; |
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} else if (tool === 'move') { |
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startX = e.clientX - canvasContainer.offsetLeft; |
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startY = e.clientY - canvasContainer.offsetTop; |
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} else if (tool === 'color-picker') { |
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const imageData = ctx.getImageData(canvasStartX, canvasStartY, 1, 1).data; |
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const pickedColor = `rgb(${imageData[0]}, ${imageData[1]}, ${imageData[2]})`; |
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color = pickedColor; |
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console.log('Picked Color:', pickedColor); |
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updateColorPreview(); |
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return; |
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} |
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}); |
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// }}}
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// mousemove {{{
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canvasArea.addEventListener('mousemove', (e) => { |
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endX = e.clientX; |
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endY = e.clientY; |
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dX = endX - startX; |
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dY = endY - startY; |
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canvasEndX = getPositionOnCanvas(e).x; |
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canvasEndY = getPositionOnCanvas(e).y; |
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canvasDX = canvasEndX - canvasStartX; |
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canvasDY = canvasEndY - canvasStartY; |
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if (tool == 'brush-size') { |
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brushPreview.style.display = 'block'; |
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brushPreview.style.width = brushSize + 'px'; |
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brushPreview.style.height = brushSize + 'px'; |
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brushPreview.style.left = e.clientX - brushSize / 2 + 'px'; |
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brushPreview.style.top = e.clientY - brushSize / 2 + 'px'; |
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} |
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if (isMouseDown) { |
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if (tool === 'brush-size') { |
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brushSize += dX * dBrushSize; |
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if (brushSize < 1) brushSize = 1; |
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if (brushSize > maxBrushSize) brushSize = maxBrushSize; |
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startX = endX; |
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} else if (tool === 'brush') { |
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drawLineWithCircles(canvasStartX, canvasStartY, canvasEndX, canvasEndY); |
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canvasStartX = canvasEndX; |
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canvasStartY = canvasEndY; |
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} else if (tool === 'content-move') { |
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ctx.clearRect(0, 0, canvas.width, canvas.height); |
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ctx.fillStyle = backgroundColor; |
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ctx.fillRect(0, 0, canvas.width, canvas.height); |
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ctx.drawImage(tempCanvas, dX, dY); |
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} else if (tool === 'move') { |
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canvasContainer.style.left = dX + 'px'; |
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canvasContainer.style.top = dY + 'px'; |
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} else if (tool === 'zoom') { |
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zoom += dX * dZoom; |
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if (zoom < 0.1) zoom = 0.1; |
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canvas.style.height = canvasHeight * zoom + 'px'; |
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canvas.style.width = canvasWidth * zoom + 'px'; |
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startX = endX; |
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} else if (tool === 'resize') { |
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let newWidth = canvasWidth + dX / zoom; |
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let newHeight = canvasHeight + dY / zoom; |
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if (newWidth > 0 && newHeight > 0) { |
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canvas.width = newWidth; |
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canvas.height = newHeight; |
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canvas.style.width = newWidth * zoom + 'px'; |
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canvas.style.height = newHeight * zoom + 'px'; |
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ctx.clearRect(0, 0, canvas.width, canvas.height); |
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ctx.fillStyle = backgroundColor; |
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ctx.fillRect(0, 0, canvas.width, canvas.height); |
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ctx.drawImage(tempCanvas, 0, 0); |
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} |
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} else if (tool === 'color-mix') { |
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const imageData = ctx.getImageData(canvasEndX, canvasEndY, 1, 1).data; |
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const canvasColor = `rgb(${imageData[0]}, ${imageData[1]}, ${imageData[2]})`; |
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const distance = Math.sqrt(Math.pow(e.clientX - startX, 2) + Math.pow(e.clientY - startY, 2)); |
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const t = Math.min(1, distance / 300); |
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const mixedColor = mixbox.lerp(color, canvasColor, t); |
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color = mixedColor; |
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startX = e.clientX; |
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startY = e.clientY; |
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} |
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} |
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updateInfos(); |
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updateColorPreview(); |
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}); |
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// }}}
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// mouseup {{{
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canvasArea.addEventListener('mouseup', (e) => { |
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isMouseDown = false; |
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if (tool === 'brush') { |
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ctx.closePath(); |
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} else if (tool === 'resize') { |
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canvasWidth = canvas.width; |
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canvasHeight = canvas.height; |
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} |
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updateColorPreview(); |
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}); |
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// }}}
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// mouseleave {{{
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canvasArea.addEventListener('mouseleave', (e) => { |
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isMouseDown = false; |
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brushPreview.style.display = 'none'; |
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}); |
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// }}}
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// keybindings {{{
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const toolKeyBindings = {} |
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const functionKeyBindings = { |
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} |
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document.addEventListener('keydown', (e) => { |
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if (keyDown) return; |
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const newTool = toolKeyBindings[e.key.toLowerCase()] |
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if (newTool) { |
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prevTool = tool; |
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keyDown = true; |
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changeTool(newTool); |
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return; |
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} |
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const func = functionKeyBindings[e.key]; |
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if (func) { |
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func(); |
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return; |
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} |
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}); |
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document.addEventListener('keyup', (e) => { |
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const currentTool = toolKeyBindings[e.key.toLowerCase()] |
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if (currentTool) { |
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keyDown = false; |
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if (e.key == e.key.toLowerCase()) { |
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changeTool(prevTool); |
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return; |
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} |
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} |
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}); |
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// }}}
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// tools {{{
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var toolButtons = []; |
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function changeTool(toolName) { |
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toolButtons.forEach(button => button.button.classList.remove('active')); |
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toolButtons.find(button => button.name === toolName).button.classList.add('active'); |
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tool = toolName; |
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brushPreview.style.display = 'none'; |
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updateInfos(); |
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} |
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function createToolButton(toolName, displayName, icon, key=undefined) { |
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const button = document.createElement('div'); |
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button.classList.add('button'); |
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button.classList.add('tool'); |
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button.innerHTML = icon; |
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button.title = displayName; |
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button.addEventListener('click', () => { |
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changeTool(toolName); |
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}); |
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if (key) { |
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const keyHint = document.createElement('span'); |
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keyHint.className = 'key-hint'; |
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keyHint.innerHTML = key; |
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button.appendChild(keyHint); |
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toolKeyBindings[key] = toolName; |
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} |
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toolBar.appendChild(button); |
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toolButtons.push({'name': toolName, 'button': button}); |
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return button; |
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} |
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createToolButton('brush', 'Brush', '<i class="fa-solid fa-paintbrush"></i>', 'b'); |
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createToolButton('content-move', 'Move Content', '<i class="fa-regular fa-hand"></i>', 'h'); |
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createToolButton('move', 'Move Canvas', '<i class="fa-solid fa-arrows-up-down-left-right"></i>', 'm'); |
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createToolButton('zoom', 'Zoom', '<i class="fa-solid fa-magnifying-glass"></i>', 'z'); |
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createToolButton('resize', 'Resize', '<i class="fa-solid fa-ruler-combined"></i>', 'r'); |
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createToolButton('color-picker', 'Color Picker', '<i class="fa-solid fa-eye-dropper"></i>', 'a'); |
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createToolButton('color-mix', 'Color Mix', '<i class="fa-solid fa-mortar-pestle"></i>', 'x'); |
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createToolButton('brush-size', 'Brush Size', '<i class="fa-regular fa-circle-dot"></i>', 'd'); |
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createToolButton('bucket-fill', 'Bucket Fill', '<i class="fa-solid fa-fill"></i>', 'k'); |
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|
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// }}}
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|
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// menu functons {{{
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|
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function flipCanvasHorizontally(e) { |
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saveState(); |
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ctx.save(); |
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saveCanvasContents(); |
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ctx.clearRect(0, 0, canvas.width, canvas.height); |
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ctx.scale(-1, 1); |
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ctx.translate(-canvas.width, 0); |
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ctx.drawImage(tempCanvas, 0, 0); |
|||
ctx.restore(); |
|||
} |
|||
|
|||
function flipCanvasVertically(e) { |
|||
saveState(); |
|||
ctx.save(); |
|||
saveCanvasContents(); |
|||
ctx.clearRect(0, 0, canvas.width, canvas.height); |
|||
ctx.scale(1, -1); |
|||
ctx.translate(0, -canvas.height); |
|||
ctx.drawImage(tempCanvas, 0, 0); |
|||
ctx.restore(); |
|||
} |
|||
|
|||
function exportCanvas(e) { |
|||
const link = document.createElement('a'); |
|||
link.download = 'canvas.png'; |
|||
link.href = canvas.toDataURL(); |
|||
link.click(); |
|||
} |
|||
|
|||
function importCanvas(e) { |
|||
const input = document.createElement('input'); |
|||
input.type = 'file'; |
|||
input.accept = 'image/*'; |
|||
input.onchange = (e) => { |
|||
const file = e.target.files[0]; |
|||
const reader = new FileReader(); |
|||
reader.onload = (e) => { |
|||
const img = new Image(); |
|||
img.onload = () => { |
|||
canvas.width = img.width; |
|||
canvas.height = img.height; |
|||
ctx.drawImage(img, 0, 0); |
|||
} |
|||
img.src = e.target.result; |
|||
} |
|||
reader.readAsDataURL(file); |
|||
} |
|||
input.click(); |
|||
} |
|||
|
|||
function clearCanvas(e) { |
|||
saveState(); |
|||
ctx.clearRect(0, 0, canvas.width, canvas.height); |
|||
ctx.fillStyle = backgroundColor; |
|||
ctx.fillRect(0, 0, canvas.width, canvas.height); |
|||
} |
|||
|
|||
function resetZoom(e) { |
|||
zoom = 1; |
|||
canvas.style.width = canvas.width * zoom + 'px'; |
|||
canvas.style.height = canvas.height * zoom + 'px'; |
|||
canvasWidth = canvas.width; |
|||
canvasHeight = canvas.height; |
|||
|
|||
canvasAreaRect = canvasArea.getBoundingClientRect(); |
|||
|
|||
canvasContainer.style.left = `${canvasAreaRect.left}px`; |
|||
canvasContainer.style.top = `${canvasAreaRect.top}px`; |
|||
} |
|||
|
|||
// }}}
|
|||
|
|||
// menu {{{
|
|||
|
|||
var menuButtons = []; |
|||
|
|||
function createMenuButton(icon, name, clickFunction, key=undefined) { |
|||
const button = document.createElement('div'); |
|||
button.className = 'button'; |
|||
button.innerHTML = icon; |
|||
button.title = name; |
|||
if (clickFunction) { |
|||
button.addEventListener('click', () => { |
|||
clickFunction() |
|||
updateInfos(); |
|||
}); |
|||
} |
|||
menuBar.appendChild(button); |
|||
if (key) { |
|||
const keyHint = document.createElement('span'); |
|||
keyHint.className = 'key-hint'; |
|||
keyHint.innerHTML = key; |
|||
button.appendChild(keyHint); |
|||
functionKeyBindings[key] = clickFunction; |
|||
} |
|||
return button; |
|||
} |
|||
|
|||
menuButtons.push(createMenuButton('<i class="fa-solid fa-download"></i>', 'Save', saveCanvas, 's')); |
|||
menuButtons.push(createMenuButton('<i class="fa-solid fa-upload"></i>', 'Load', loadCanvas)); |
|||
menuButtons.push(createMenuButton('<i class="fa-solid fa-trash-can"></i>', 'Clear', clearCanvas)); |
|||
menuButtons.push(createMenuButton('<i class="fa-solid fa-floppy-disk"></i>', 'Export', exportCanvas)); |
|||
menuButtons.push(createMenuButton('<i class="fa-regular fa-folder-open"></i>', 'Import', importCanvas)); |
|||
|
|||
|
|||
menuButtons.push(createMenuButton('<i class="fa-solid fa-left-right"></i>', 'Flip Horizontally', flipCanvasHorizontally, 'f')); |
|||
menuButtons.push(createMenuButton('<i class="fa-solid fa-up-down"></i>', 'Flip Vertically', flipCanvasVertically, 'v')); |
|||
menuButtons.push(createMenuButton('<i class="fa-solid fa-undo"></i>', 'Undo', undo, 'u')); |
|||
menuButtons.push(createMenuButton('<i class="fa-solid fa-redo"></i>', 'Redo', redo, 'y')); |
|||
menuButtons.push(createMenuButton('<i class="fa-solid fa-pump-soap"></i>', 'Clear', clearCanvas, 'c')); |
|||
menuButtons.push(createMenuButton('<i class="fa-solid fa-house"></i>', 'Reset', resetZoom, 't')); |
|||
menuButtons.push(createMenuButton('<i class="fa-solid fa-plus"></i>', 'Add Color', createPuck)); |
|||
|
|||
// }}}
|
|||
|
|||
// pucks {{{
|
|||
|
|||
function createPuck(c, editable=true, key=undefined) { |
|||
if (c === undefined) { |
|||
c = color; |
|||
} |
|||
|
|||
const puck = document.createElement('div'); |
|||
puck.className = 'puck'; |
|||
puck.style.backgroundColor = c; |
|||
|
|||
// const selectHandle = document.createElement('div');
|
|||
// selectHandle.className = 'select-handle';
|
|||
// selectHandle.innerHTML = '<i class="fa-solid fa-droplet"></i>';
|
|||
// puck.appendChild(selectHandle);
|
|||
|
|||
// selectHandle.addEventListener('click', () => {
|
|||
// color = puck.style.backgroundColor;
|
|||
// updateColorPreview();
|
|||
// updateInfos();
|
|||
// });
|
|||
|
|||
if (editable) { |
|||
// const updateHandle = document.createElement('div');
|
|||
// updateHandle.className = 'update-handle';
|
|||
// updateHandle.innerHTML = '<i class="fa-solid fa-fill"></i>';
|
|||
// puck.appendChild(updateHandle);
|
|||
|
|||
// updateHandle.addEventListener('click', () => {
|
|||
// puck.style.backgroundColor = color;
|
|||
// });
|
|||
|
|||
const deleteHandle = document.createElement('div'); |
|||
deleteHandle.className = 'delete-handle'; |
|||
deleteHandle.innerHTML = '<i class="fa-solid fa-trash-can"></i>'; |
|||
puck.appendChild(deleteHandle); |
|||
|
|||
deleteHandle.addEventListener('click', () => { |
|||
console.log("test"); |
|||
puck.remove(); |
|||
}); |
|||
} |
|||
|
|||
if (key) { |
|||
const keyHint = document.createElement('div'); |
|||
keyHint.className = 'key-hint'; |
|||
keyHint.innerHTML = key; |
|||
puck.appendChild(keyHint); |
|||
} |
|||
|
|||
function mixx(startTime) { |
|||
var interval = setInterval(() => { |
|||
const elapsedTime = Date.now() - startTime; |
|||
const t = Math.min(1, elapsedTime / 10000); |
|||
const mixedColor = mixbox.lerp(color, puck.style.backgroundColor, t); |
|||
color = mixedColor; |
|||
updateColorPreview(); |
|||
updateInfos(); |
|||
}, 50); |
|||
return interval; |
|||
} |
|||
|
|||
puck.addEventListener('mousedown', (e) => { |
|||
const startTime = Date.now(); |
|||
var interval = mixx(startTime); |
|||
function onMouseUp() { |
|||
clearInterval(interval); |
|||
document.removeEventListener('mouseup', onMouseUp); |
|||
} |
|||
document.addEventListener('mouseup', onMouseUp); |
|||
}); |
|||
|
|||
document.addEventListener('keydown', (e) => { |
|||
if (e.key == key) { |
|||
console.log(e.key); |
|||
const startTime = Date.now(); |
|||
var interval = mixx(startTime); |
|||
function onKeyUp() { |
|||
clearInterval(interval); |
|||
document.removeEventListener('keyup', onKeyUp); |
|||
} |
|||
document.addEventListener('keyup', onKeyUp); |
|||
} |
|||
}); |
|||
|
|||
menuBar.appendChild(puck); |
|||
} |
|||
|
|||
createPuck(c='rgb(0, 0, 0)', editable=false, key='1'); |
|||
createPuck(c='rgb(255, 0, 0)', editale=false, key='2'); |
|||
createPuck(c='rgb(0, 0, 255)', editale=false, key='3'); |
|||
createPuck(c='rgb(255, 255, 0)', editale=false, key='4'); |
|||
createPuck(c='rgb(99, 60, 22)', editale=false, key='5'); |
|||
createPuck(c='rgb(0, 255, 0)', editale=false, key='6'); |
|||
createPuck(c='rgb(255, 0, 255)', editale=false, key='7'); |
|||
createPuck(c='rgb(0, 255, 255)', editale=false, key='8'); |
|||
createPuck(c='rgb(255, 255, 255)', editale=false, key='9'); |
|||
|
|||
|
|||
// }}}
|
|||
|
|||
// info {{{
|
|||
|
|||
var infos = []; |
|||
|
|||
function createInfo(name, updateFunction) { |
|||
const info = document.createElement('span'); |
|||
info.className = 'info'; |
|||
const key = document.createElement('span'); |
|||
key.className = 'key'; |
|||
key.innerHTML = name + ':'; |
|||
const value = document.createElement('span'); |
|||
value.className = 'value'; |
|||
value.innerHTML = '0'; |
|||
info.appendChild(key); |
|||
info.appendChild(value); |
|||
infoBar.appendChild(info); |
|||
function update() { |
|||
let v = updateFunction(); |
|||
if (v === undefined) v = '?'; |
|||
value.innerHTML = v; |
|||
} |
|||
return update; |
|||
} |
|||
|
|||
infos.push(createInfo('zoom', function() { |
|||
var percent = zoom * 100; |
|||
return percent.toFixed(0) + '%'; |
|||
})); |
|||
infos.push(createInfo('brush', function() { return brushSize; })); |
|||
infos.push(createInfo('x', function() { return canvasEndX; })); |
|||
infos.push(createInfo('y', function() { return canvasEndY; })); |
|||
infos.push(createInfo('color', function() { return color; })); |
|||
infos.push(createInfo('width', function() { return canvas.width; })); |
|||
infos.push(createInfo('height', function() { return canvas.height; })); |
|||
|
|||
function updateInfos() { |
|||
infos.forEach(info => info()); |
|||
} |
|||
|
|||
// }}}
|
|||
|
|||
// start {{{
|
|||
|
|||
ctx.fillStyle = backgroundColor; |
|||
ctx.fillRect(0, 0, canvas.width, canvas.height); |
|||
updateInfos(); |
|||
toolButtons[0]['button'].click(); |
|||
|
|||
// }}}
|
|||
Loading…
Reference in new issue