parent
9a79537910
commit
6d7bd89f0b
GPG Key ID:
3F59586BB7448DD1
@ -1,397 +1,208 @@ |
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const { mk } = require('../utils') |
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module.exports = function attachDebugger (screen, connection) { |
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const debugCanvas = mk('canvas') |
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const ctx = debugCanvas.getContext('2d') |
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|
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const debugCanvas = document.createElement('canvas') |
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debugCanvas.classList.add('debug-canvas') |
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const ctx = debugCanvas.getContext('2d') |
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|
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let mouseHoverCell = null |
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let updateToolbar |
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const toolbar = document.createElement('div') |
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toolbar.classList.add('debug-toolbar') |
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|
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let onMouseMove = e => { |
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mouseHoverCell = screen.layout.screenToGrid(e.offsetX, e.offsetY) |
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startDrawing() |
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updateToolbar() |
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let selectedCell = null |
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const onMouseMove = (e) => { |
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selectedCell = screen.layout.screenToGrid(e.offsetX, e.offsetY) |
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} |
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const onMouseOut = (e) => { |
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selectedCell = null |
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} |
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let onMouseOut = () => (mouseHoverCell = null) |
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|
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let addCanvas = function () { |
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if (!debugCanvas.parentNode) { |
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const updateCanvasSize = function () { |
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let { width, height, devicePixelRatio } = screen.layout.window |
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let cellSize = screen.layout.getCellSize() |
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let padding = Math.round(screen.layout._padding) |
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debugCanvas.width = (width * cellSize.width + 2 * padding) * devicePixelRatio |
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debugCanvas.height = (height * cellSize.height + 2 * padding) * devicePixelRatio |
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debugCanvas.style.width = `${width * cellSize.width + 2 * screen.layout._padding}px` |
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debugCanvas.style.height = `${height * cellSize.height + 2 * screen.layout._padding}px` |
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} |
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|
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let startDrawLoop |
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let screenAttached = false |
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let eventNode |
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const setScreenAttached = function (attached) { |
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if (attached && !debugCanvas.parentNode) { |
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screen.layout.canvas.parentNode.appendChild(debugCanvas) |
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screen.layout.canvas.addEventListener('mousemove', onMouseMove) |
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screen.layout.canvas.addEventListener('mouseout', onMouseOut) |
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} |
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} |
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let removeCanvas = function () { |
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if (debugCanvas.parentNode) { |
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eventNode = debugCanvas.parentNode |
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eventNode.addEventListener('mousemove', onMouseMove) |
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eventNode.addEventListener('mouseout', onMouseOut) |
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screen.layout.on('size-update', updateCanvasSize) |
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updateCanvasSize() |
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screenAttached = true |
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startDrawLoop() |
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} else if (!attached && debugCanvas.parentNode) { |
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debugCanvas.parentNode.removeChild(debugCanvas) |
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screen.layout.canvas.removeEventListener('mousemove', onMouseMove) |
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screen.layout.canvas.removeEventListener('mouseout', onMouseOut) |
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onMouseOut() |
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eventNode.removeEventListener('mousemove', onMouseMove) |
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eventNode.removeEventListener('mouseout', onMouseOut) |
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screen.layout.removeListener('size-update', updateCanvasSize) |
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screenAttached = false |
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} |
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} |
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let updateCanvasSize = function () { |
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let { width, height, devicePixelRatio } = screen.layout.window |
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let cellSize = screen.layout.getCellSize() |
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debugCanvas.width = width * cellSize.width * devicePixelRatio |
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debugCanvas.height = height * cellSize.height * devicePixelRatio |
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debugCanvas.style.width = `${width * cellSize.width}px` |
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debugCanvas.style.height = `${height * cellSize.height}px` |
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const setToolbarAttached = function (attached) { |
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if (attached && !toolbar.parentNode) { |
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screen.layout.canvas.parentNode.appendChild(toolbar) |
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} else if (!attached && toolbar.parentNode) { |
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screen.layout.canvas.parentNode.removeChild(toolbar) |
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} |
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} |
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let drawInfo = mk('div') |
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drawInfo.classList.add('draw-info') |
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screen.on('update-window:debug', enabled => { |
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setToolbarAttached(enabled) |
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}) |
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let startTime, endTime, lastReason |
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let cells = new Map() |
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let clippedRects = [] |
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let updateFrames = [] |
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screen.layout.on('update-window:debug', enabled => { |
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setScreenAttached(enabled) |
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}) |
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let startDrawing |
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let drawData = { |
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reason: '', |
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startTime: 0, |
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endTime: 0, |
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clipped: [], |
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frames: [], |
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cells: new Map() |
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} |
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screen._debug = screen.layout.renderer._debug = { |
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drawStart (reason) { |
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lastReason = reason |
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startTime = Date.now() |
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clippedRects = [] |
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drawData.reason = reason |
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drawData.startTime = window.performance.now() |
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}, |
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drawEnd () { |
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endTime = Date.now() |
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drawInfo.textContent = `Draw: ${lastReason} (${(endTime - startTime)} ms), fancy gfx=${screen.layout.renderer.graphics}` |
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startDrawing() |
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drawData.endTime = window.performance.now() |
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}, |
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setCell (cell, flags) { |
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cells.set(cell, [flags, Date.now()]) |
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}, |
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clipRect (...args) { |
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clippedRects.push(args) |
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drawData.cells.set(cell, [flags, window.performance.now()]) |
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}, |
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pushFrame (frame) { |
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frame.push(Date.now()) |
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updateFrames.push(frame) |
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startDrawing() |
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drawData.frames.push([...frame, window.performance.now()]) |
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} |
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} |
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let clipPattern |
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{ |
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let patternCanvas = document.createElement('canvas') |
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patternCanvas.width = patternCanvas.height = 12 |
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let pctx = patternCanvas.getContext('2d') |
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pctx.lineWidth = 1 |
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pctx.strokeStyle = '#00f' |
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pctx.beginPath() |
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pctx.moveTo(0, 0) |
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pctx.lineTo(0 - 4, 12) |
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pctx.moveTo(4, 0) |
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pctx.lineTo(4 - 4, 12) |
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pctx.moveTo(8, 0) |
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pctx.lineTo(8 - 4, 12) |
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pctx.moveTo(12, 0) |
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pctx.lineTo(12 - 4, 12) |
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pctx.moveTo(16, 0) |
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pctx.lineTo(16 - 4, 12) |
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pctx.stroke() |
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clipPattern = ctx.createPattern(patternCanvas, 'repeat') |
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} |
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let isDrawing = false |
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let lastDrawTime = 0 |
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let t = 0 |
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let drawLoop = function () { |
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if (isDrawing) window.requestAnimationFrame(drawLoop) |
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if (screenAttached) window.requestAnimationFrame(drawLoop) |
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else isDrawing = false |
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let dt = (Date.now() - lastDrawTime) / 1000 |
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lastDrawTime = Date.now() |
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t += dt |
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let now = window.performance.now() |
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let { devicePixelRatio, width, height } = screen.layout.window |
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let { width: cellWidth, height: cellHeight } = screen.layout.getCellSize() |
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let screenLength = width * height |
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let now = Date.now() |
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let { width, height, devicePixelRatio } = screen.layout.window |
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let padding = Math.round(screen.layout._padding) |
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let cellSize = screen.layout.getCellSize() |
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ctx.setTransform(devicePixelRatio, 0, 0, devicePixelRatio, 0, 0) |
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ctx.clearRect(0, 0, width * cellWidth, height * cellHeight) |
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ctx.clearRect(0, 0, width * cellSize.width + 2 * padding, height * cellSize.height + 2 * padding) |
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ctx.translate(padding, padding) |
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ctx.lineWidth = 2 |
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ctx.lineJoin = 'round' |
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let activeCells = 0 |
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for (let cell = 0; cell < screenLength; cell++) { |
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const cells = drawData.cells |
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for (let cell = 0; cell < width * height; cell++) { |
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// cell does not exist or has no flags set
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if (!cells.has(cell) || cells.get(cell)[0] === 0) continue |
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let [flags, timestamp] = cells.get(cell) |
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const [flags, timestamp] = cells.get(cell) |
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let elapsedTime = (now - timestamp) / 1000 |
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if (elapsedTime > 1) continue |
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if (elapsedTime > 1) { |
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cells.delete(cell) |
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continue |
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} |
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activeCells++ |
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ctx.globalAlpha = 0.5 * Math.max(0, 1 - elapsedTime) |
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let x = cell % width |
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let y = Math.floor(cell / width) |
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if (flags & 1) { |
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// redrawn
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ctx.fillStyle = '#f0f' |
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} |
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if (flags & 2) { |
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// updated
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ctx.fillStyle = '#0f0' |
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} else if (flags & 1) { |
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// redrawn
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ctx.fillStyle = '#f0f' |
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} |
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ctx.fillRect(x * cellWidth, y * cellHeight, cellWidth, cellHeight) |
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if (!(flags & 4)) { |
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// outside a clipped region
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ctx.fillStyle = '#0ff' |
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} |
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ctx.fillRect(x * cellSize.width, y * cellSize.height, cellSize.width, cellSize.height) |
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if (flags & 4) { |
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if (flags & 8) { |
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// wide cell
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ctx.lineWidth = 2 |
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ctx.strokeStyle = '#f00' |
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ctx.strokeRect(x * cellWidth, y * cellHeight, cellWidth, cellHeight) |
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} |
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} |
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if (clippedRects.length) { |
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ctx.globalAlpha = 0.5 |
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ctx.beginPath() |
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for (let rect of clippedRects) { |
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ctx.rect(...rect) |
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ctx.moveTo(x * cellSize.width, (y + 1) * cellSize.height) |
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ctx.lineTo((x + 1) * cellSize.width, (y + 1) * cellSize.height) |
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ctx.stroke() |
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} |
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ctx.fillStyle = clipPattern |
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ctx.fill() |
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} |
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let didDrawUpdateFrames = false |
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if (updateFrames.length) { |
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let framesToDelete = [] |
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for (let frame of updateFrames) { |
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let time = frame[4] |
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let elapsed = Date.now() - time |
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if (elapsed > 1000) framesToDelete.push(frame) |
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for (let frame of drawData.frames) { |
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let timestamp = frame[4] |
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let elapsedTime = (now - timestamp) / 1000 |
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if (elapsedTime > 1) framesToDelete.push(frame) |
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else { |
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didDrawUpdateFrames = true |
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ctx.globalAlpha = 1 - elapsed / 1000 |
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ctx.globalAlpha = 1 - elapsedTime |
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ctx.strokeStyle = '#ff0' |
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ctx.lineWidth = 2 |
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ctx.strokeRect(frame[0] * cellWidth, frame[1] * cellHeight, frame[2] * cellWidth, frame[3] * cellHeight) |
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ctx.strokeRect(frame[0] * cellSize.width, frame[1] * cellSize.height, |
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frame[2] * cellSize.width, frame[3] * cellSize.height) |
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} |
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} |
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for (let frame of framesToDelete) { |
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updateFrames.splice(updateFrames.indexOf(frame), 1) |
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} |
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drawData.frames.splice(drawData.frames.indexOf(frame), 1) |
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} |
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if (mouseHoverCell) { |
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if (selectedCell !== null) { |
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let [x, y] = selectedCell |
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ctx.save() |
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ctx.globalAlpha = 0.5 |
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ctx.lineWidth = 1 |
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// draw X line
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ctx.beginPath() |
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ctx.moveTo(0, y * cellSize.height) |
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ctx.lineTo(x * cellSize.width, y * cellSize.height) |
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ctx.strokeStyle = '#f00' |
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ctx.setLineDash([cellSize.width]) |
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ctx.stroke() |
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// draw Y line
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ctx.beginPath() |
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ctx.moveTo(x * cellSize.width, 0) |
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ctx.lineTo(x * cellSize.width, y * cellSize.height) |
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ctx.strokeStyle = '#0f0' |
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ctx.setLineDash([cellSize.height]) |
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ctx.stroke() |
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ctx.globalAlpha = 1 |
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ctx.lineWidth = 1 + 0.5 * Math.sin(t * 10) |
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ctx.lineWidth = 1 + 0.5 * Math.sin((now / 1000) * 10) |
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ctx.strokeStyle = '#fff' |
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ctx.lineJoin = 'round' |
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ctx.setLineDash([2, 2]) |
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ctx.lineDashOffset = t * 10 |
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ctx.strokeRect(mouseHoverCell[0] * cellWidth, mouseHoverCell[1] * cellHeight, cellWidth, cellHeight) |
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ctx.lineDashOffset = (now / 1000) * 10 |
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ctx.strokeRect(x * cellSize.width, y * cellSize.height, cellSize.width, cellSize.height) |
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ctx.lineDashOffset += 2 |
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ctx.strokeStyle = '#000' |
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ctx.strokeRect(mouseHoverCell[0] * cellWidth, mouseHoverCell[1] * cellHeight, cellWidth, cellHeight) |
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ctx.strokeRect(x * cellSize.width, y * cellSize.height, cellSize.width, cellSize.height) |
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ctx.restore() |
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} |
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if (activeCells === 0 && !mouseHoverCell && !didDrawUpdateFrames) { |
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isDrawing = false |
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removeCanvas() |
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} |
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} |
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startDrawing = function () { |
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startDrawLoop = function () { |
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if (isDrawing) return |
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addCanvas() |
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updateCanvasSize() |
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isDrawing = true |
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lastDrawTime = Date.now() |
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drawLoop() |
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} |
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// debug toolbar
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const toolbar = mk('div') |
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toolbar.classList.add('debug-toolbar') |
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let toolbarAttached = false |
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const heartbeat = mk('div') |
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heartbeat.classList.add('heartbeat') |
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heartbeat.textContent = '❤' |
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toolbar.appendChild(heartbeat) |
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const dataDisplay = mk('div') |
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dataDisplay.classList.add('data-display') |
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toolbar.appendChild(dataDisplay) |
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const internalDisplay = mk('div') |
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internalDisplay.classList.add('internal-display') |
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toolbar.appendChild(internalDisplay) |
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toolbar.appendChild(drawInfo) |
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const buttons = mk('div') |
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buttons.classList.add('toolbar-buttons') |
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toolbar.appendChild(buttons) |
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// heartbeat
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connection.on('heartbeat', () => { |
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heartbeat.classList.remove('beat') |
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window.requestAnimationFrame(() => { |
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heartbeat.classList.add('beat') |
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}) |
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}) |
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{ |
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const redraw = mk('button') |
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redraw.textContent = 'Redraw' |
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redraw.addEventListener('click', e => { |
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screen.layout.renderer.resetDrawn() |
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screen.layout.renderer.draw('debug-redraw') |
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}) |
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buttons.appendChild(redraw) |
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const fancyGraphics = mk('button') |
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fancyGraphics.textContent = 'Toggle Fancy Graphics' |
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fancyGraphics.addEventListener('click', e => { |
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screen.layout.renderer.graphics = +!screen.layout.renderer.graphics |
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screen.layout.renderer.draw('set-graphics') |
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}) |
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buttons.appendChild(fancyGraphics) |
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} |
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const attachToolbar = function () { |
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screen.layout.canvas.parentNode.appendChild(toolbar) |
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} |
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const detachToolbar = function () { |
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toolbar.parentNode.removeChild(toolbar) |
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} |
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screen.on('update-window:debug', debug => { |
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if (debug !== toolbarAttached) { |
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toolbarAttached = debug |
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if (debug) attachToolbar() |
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else { |
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detachToolbar() |
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removeCanvas() |
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} |
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} |
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}) |
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const displayCellAttrs = attrs => { |
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let result = attrs.toString(16) |
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if (attrs & 1 || attrs & 2) { |
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result += ':has(' |
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if (attrs & 1) result += 'fg' |
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if (attrs & 2) result += (attrs & 1 ? ',' : '') + 'bg' |
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result += ')' |
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} |
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let attributes = [] |
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if (attrs & (1 << 2)) attributes.push('\\[bold]bold\\()') |
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if (attrs & (1 << 3)) attributes.push('\\[underline]underln\\()') |
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if (attrs & (1 << 4)) attributes.push('\\[invert]invert\\()') |
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if (attrs & (1 << 5)) attributes.push('blink') |
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if (attrs & (1 << 6)) attributes.push('\\[italic]italic\\()') |
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if (attrs & (1 << 7)) attributes.push('\\[strike]strike\\()') |
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if (attrs & (1 << 8)) attributes.push('\\[overline]overln\\()') |
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if (attrs & (1 << 9)) attributes.push('\\[faint]faint\\()') |
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if (attrs & (1 << 10)) attributes.push('fraktur') |
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if (attributes.length) result += ':' + attributes.join() |
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return result.trim() |
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} |
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const formatColor = color => color < 256 ? color : `#${`000000${(color - 256).toString(16)}`.substr(-6)}` |
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const getCellData = cell => { |
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if (cell < 0 || cell > screen.screen.length) return '(-)' |
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let cellAttrs = screen.layout.renderer.drawnScreenAttrs[cell] | 0 |
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let cellFG = screen.layout.renderer.drawnScreenFG[cell] | 0 |
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let cellBG = screen.layout.renderer.drawnScreenBG[cell] | 0 |
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let fgText = formatColor(cellFG) |
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let bgText = formatColor(cellBG) |
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fgText += `\\[color=${screen.layout.renderer.getColor(cellFG).replace(/ /g, '')}]●\\[]` |
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bgText += `\\[color=${screen.layout.renderer.getColor(cellBG).replace(/ /g, '')}]●\\[]` |
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let cellCode = (screen.layout.renderer.drawnScreen[cell] || '').codePointAt(0) | 0 |
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let hexcode = cellCode.toString(16).toUpperCase() |
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if (hexcode.length < 4) hexcode = `0000${hexcode}`.substr(-4) |
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hexcode = `U+${hexcode}` |
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let x = cell % screen.window.width |
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let y = Math.floor(cell / screen.window.width) |
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return `((${y},${x})=${cell}:\\[bold]${hexcode}\\[]:F${fgText}:B${bgText}:A(${displayCellAttrs(cellAttrs)}))` |
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} |
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const setFormattedText = (node, text) => { |
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node.innerHTML = '' |
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let match |
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let attrs = {} |
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let pushSpan = content => { |
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let span = mk('span') |
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node.appendChild(span) |
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span.textContent = content |
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for (let key in attrs) span[key] = attrs[key] |
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} |
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while ((match = text.match(/\\\[(.*?)\]/))) { |
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if (match.index > 0) pushSpan(text.substr(0, match.index)) |
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attrs = { style: '' } |
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let data = match[1].split(' ') |
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for (let attr of data) { |
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if (!attr) continue |
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let key, value |
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if (attr.indexOf('=') > -1) { |
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key = attr.substr(0, attr.indexOf('=')) |
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value = attr.substr(attr.indexOf('=') + 1) |
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} else { |
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key = attr |
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value = true |
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} |
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if (key === 'bold') attrs.style += 'font-weight:bold;' |
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if (key === 'italic') attrs.style += 'font-style:italic;' |
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if (key === 'underline') attrs.style += 'text-decoration:underline;' |
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if (key === 'invert') attrs.style += 'background:#000;filter:invert(1);' |
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if (key === 'strike') attrs.style += 'text-decoration:line-through;' |
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if (key === 'overline') attrs.style += 'text-decoration:overline;' |
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if (key === 'faint') attrs.style += 'opacity:0.5;' |
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else if (key === 'color') attrs.style += `color:${value};` |
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else attrs[key] = value |
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} |
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text = text.substr(match.index + match[0].length) |
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} |
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if (text) pushSpan(text) |
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} |
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let internalInfo = {} |
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updateToolbar = () => { |
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if (!toolbarAttached) return |
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let text = `C((${screen.cursor.y},${screen.cursor.x}),hang:${screen.cursor.hanging},vis:${screen.cursor.visible})` |
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if (mouseHoverCell) { |
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text += ' m' + getCellData(mouseHoverCell[1] * screen.window.width + mouseHoverCell[0]) |
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} |
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setFormattedText(dataDisplay, text) |
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if ('flags' in internalInfo) { |
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// we got ourselves some internal data
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let text = ' ' |
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text += ` flags:${internalInfo.flags.toString(2)}` |
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text += ` curAttrs:${internalInfo.cursorAttrs.toString(2)}` |
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text += ` Region:${internalInfo.regionStart}->${internalInfo.regionEnd}` |
||||
text += ` Charset:${internalInfo.charsetGx} (0:${internalInfo.charsetG0},1:${internalInfo.charsetG1})` |
||||
text += ` Heap:${internalInfo.freeHeap}` |
||||
text += ` Clients:${internalInfo.clientCount}` |
||||
setFormattedText(internalDisplay, text) |
||||
} |
||||
} |
||||
|
||||
screen.on('draw', updateToolbar) |
||||
screen.on('internal', data => { |
||||
internalInfo = data |
||||
updateToolbar() |
||||
}) |
||||
} |
||||
|
||||
Loading…
Reference in new issue