Cleaning up the renderer

This commit is contained in:
Devine Lu Linvega 2019-01-09 15:20:29 +12:00
parent 43cf9891c4
commit 945c77f948

View File

@ -1,6 +1,6 @@
'use strict' 'use strict'
function Renderer () { function Renderer (dotgrid) {
this.el = document.createElement('canvas') this.el = document.createElement('canvas')
this.el.id = 'guide' this.el.id = 'guide'
this.el.width = 640 this.el.width = 640
@ -13,18 +13,18 @@ function Renderer () {
this.scale = 2 this.scale = 2
this.start = function () { this.start = function () {
this.clear()
this.update() this.update()
} }
this.update = function (force = false) { this.update = function (force = false) {
DOTGRID.manager.update() dotgrid.manager.update()
this.clear() this.clear()
this.drawMirror() this.drawMirror()
this.drawRulers() this.drawRulers()
this.drawRender() this.drawRender()
this.drawMarkers() this.drawGrid()
this.drawVertices() this.drawVertices()
this.drawHandles() this.drawHandles()
this.drawTranslation() this.drawTranslation()
@ -33,45 +33,46 @@ function Renderer () {
} }
this.clear = function () { this.clear = function () {
this.el.getContext('2d').clearRect(0, 0, this.el.width * this.scale, this.el.height * this.scale) this.context.clearRect(0, 0, this.el.width * this.scale, this.el.height * this.scale)
} }
this.toggle = function () { this.toggle = function () {
this.showExtras = !this.showExtras this.showExtras = !this.showExtras
this.update() this.update()
DOTGRID.interface.update(true) dotgrid.interface.update(true)
} }
this.resize = function (size) { this.resize = function (size) {
const offset = 0 this.el.width = size.width * this.scale
this.el.width = (size.width + offset) * this.scale this.el.height = size.height * this.scale
this.el.height = (size.height + (offset * 2)) * this.scale this.el.style.width = size.width + 'px'
this.el.style.width = (size.width + offset) + 'px' this.el.style.height = size.height + 'px'
this.el.style.height = (size.height + (offset * 2)) + 'px'
this.update() this.update()
} }
// Collections
this.drawMirror = function () { this.drawMirror = function () {
if (!this.showExtras) { return } if (!this.showExtras) { return }
if (DOTGRID.tool.style().mirror_style === 0) { return } if (dotgrid.tool.style().mirror_style === 0) { return }
const middle = { x: DOTGRID.tool.settings.size.width + (DOTGRID.grid_width), y: DOTGRID.tool.settings.size.height + (2 * DOTGRID.grid_height) } const middle = { x: dotgrid.tool.settings.size.width + (dotgrid.grid_width), y: dotgrid.tool.settings.size.height + (this.scale * dotgrid.grid_height) }
if (DOTGRID.tool.style().mirror_style === 1 || DOTGRID.tool.style().mirror_style === 3) { if (dotgrid.tool.style().mirror_style === 1 || dotgrid.tool.style().mirror_style === 3) {
this.drawRule({ x: middle.x, y: DOTGRID.grid_height * 2 }, { x: middle.x, y: (DOTGRID.tool.settings.size.height + DOTGRID.grid_height) * 2 }) this.drawRule({ x: middle.x, y: dotgrid.grid_height * this.scale }, { x: middle.x, y: (dotgrid.tool.settings.size.height + dotgrid.grid_height) * this.scale })
} }
if (DOTGRID.tool.style().mirror_style === 2 || DOTGRID.tool.style().mirror_style === 3) { if (dotgrid.tool.style().mirror_style === 2 || dotgrid.tool.style().mirror_style === 3) {
this.drawRule({ x: DOTGRID.grid_width * 2, y: middle.y }, { x: (DOTGRID.tool.settings.size.width + DOTGRID.grid_width) * 2, y: middle.y }) this.drawRule({ x: dotgrid.grid_width * this.scale, y: middle.y }, { x: (dotgrid.tool.settings.size.width + dotgrid.grid_width) * this.scale, y: middle.y })
} }
} }
this.drawHandles = function () { this.drawHandles = function () {
if (!this.showExtras) { return } if (!this.showExtras) { return }
for (const segment_id in DOTGRID.tool.layer()) { for (const segment_id in dotgrid.tool.layer()) {
const segment = DOTGRID.tool.layer()[segment_id] const segment = dotgrid.tool.layer()[segment_id]
for (const vertex_id in segment.vertices) { for (const vertex_id in segment.vertices) {
const vertex = segment.vertices[vertex_id] const vertex = segment.vertices[vertex_id]
this.drawHandle(vertex) this.drawHandle(vertex)
@ -80,31 +81,44 @@ function Renderer () {
} }
this.drawVertices = function () { this.drawVertices = function () {
for (const id in DOTGRID.tool.vertices) { for (const id in dotgrid.tool.vertices) {
this.drawVertex(DOTGRID.tool.vertices[id]) this.drawVertex(dotgrid.tool.vertices[id])
} }
} }
this.drawMarkers = function () { this.drawGrid = function () {
if (!this.showExtras) { return } if (!this.showExtras) { return }
const cursor = { x: parseInt(DOTGRID.cursor.pos.x / DOTGRID.grid_width), y: parseInt(DOTGRID.cursor.pos.y / DOTGRID.grid_width) } const cursor = { x: parseInt(dotgrid.cursor.pos.x / dotgrid.grid_width), y: parseInt(dotgrid.cursor.pos.y / dotgrid.grid_width) }
for (let x = DOTGRID.grid_x - 1; x >= 0; x--) { for (let x = dotgrid.grid_x - 1; x >= 0; x--) {
for (let y = DOTGRID.grid_y; y >= 0; y--) { for (let y = dotgrid.grid_y; y >= 0; y--) {
let is_step = x % DOTGRID.block_x == 0 && y % DOTGRID.block_y == 0 let is_step = x % dotgrid.block_x == 0 && y % dotgrid.block_y == 0
// Color // Color
let color = is_step ? DOTGRID.theme.active.b_med : DOTGRID.theme.active.b_low let color = is_step ? dotgrid.theme.active.b_med : dotgrid.theme.active.b_low
if ((y == 0 || y == DOTGRID.grid_y) && cursor.x == x + 1) { color = DOTGRID.theme.active.b_high } else if ((x == 0 || x == DOTGRID.grid_x - 1) && cursor.y == y + 1) { color = DOTGRID.theme.active.b_high } else if (cursor.x == x + 1 && cursor.y == y + 1) { color = DOTGRID.theme.active.b_high } if ((y == 0 || y == dotgrid.grid_y) && cursor.x == x + 1) { color = dotgrid.theme.active.b_high } else if ((x == 0 || x == dotgrid.grid_x - 1) && cursor.y == y + 1) { color = dotgrid.theme.active.b_high } else if (cursor.x == x + 1 && cursor.y == y + 1) { color = dotgrid.theme.active.b_high }
this.drawMarker({ this.drawMarker({
x: parseInt(x * DOTGRID.grid_width) + DOTGRID.grid_width, x: parseInt(x * dotgrid.grid_width) + dotgrid.grid_width,
y: parseInt(y * DOTGRID.grid_height) + DOTGRID.grid_height y: parseInt(y * dotgrid.grid_height) + dotgrid.grid_height
}, is_step ? 2.5 : 1.5, color) }, is_step ? 2.5 : 1.5, color)
} }
} }
} }
this.drawRulers = function () {
if (!dotgrid.cursor.translation) { return }
const pos = dotgrid.cursor.translation.to
const bottom = (dotgrid.tool.settings.size.height * this.scale)
const right = (dotgrid.tool.settings.size.width * this.scale)
this.drawRule({ x: pos.x * this.scale, y: 0 }, { x: pos.x * this.scale, y: bottom })
this.drawRule({ x: 0, y: pos.y * this.scale }, { x: right, y: pos.y * this.scale })
}
// Elements
this.drawMarker = function (pos, radius = 1, color) { this.drawMarker = function (pos, radius = 1, color) {
let ctx = this.el.getContext('2d') let ctx = this.el.getContext('2d')
ctx.beginPath() ctx.beginPath()
@ -120,7 +134,7 @@ function Renderer () {
ctx.beginPath() ctx.beginPath()
ctx.lineWidth = 2 ctx.lineWidth = 2
ctx.arc((pos.x * this.scale), (pos.y * this.scale), radius, 0, 2 * Math.PI, false) ctx.arc((pos.x * this.scale), (pos.y * this.scale), radius, 0, 2 * Math.PI, false)
ctx.fillStyle = DOTGRID.theme.active.f_med ctx.fillStyle = dotgrid.theme.active.f_med
ctx.fill() ctx.fill()
ctx.closePath() ctx.closePath()
} }
@ -133,34 +147,11 @@ function Renderer () {
ctx.lineTo(to.x, to.y) ctx.lineTo(to.x, to.y)
ctx.lineCap = 'round' ctx.lineCap = 'round'
ctx.lineWidth = 3 ctx.lineWidth = 3
ctx.strokeStyle = DOTGRID.theme.active.b_low ctx.strokeStyle = dotgrid.theme.active.b_low
ctx.stroke() ctx.stroke()
ctx.closePath() ctx.closePath()
} }
this.drawRuler = function (pos) {
let offset = 15 * this.scale
let top = offset
let bottom = (DOTGRID.tool.settings.size.height * this.scale) + offset
let left = offset
let right = (DOTGRID.tool.settings.size.width * this.scale)
// Translation
this.drawRule({ x: pos.x * this.scale, y: top }, { x: pos.x * this.scale, y: bottom })
this.drawRule({ x: left, y: pos.y * this.scale }, { x: right, y: pos.y * this.scale })
}
this.drawRulers = function () {
if (!DOTGRID.cursor.translation) { return }
let ctx = this.el.getContext('2d')
this.drawRuler(DOTGRID.cursor.translation.to)
ctx.setLineDash([])
ctx.restore()
}
this.drawHandle = function (pos, radius = 6) { this.drawHandle = function (pos, radius = 6) {
let ctx = this.el.getContext('2d') let ctx = this.el.getContext('2d')
@ -168,21 +159,21 @@ function Renderer () {
ctx.lineWidth = 3 ctx.lineWidth = 3
ctx.lineCap = 'round' ctx.lineCap = 'round'
ctx.arc(Math.abs(pos.x * -this.scale), Math.abs(pos.y * this.scale), radius + 3, 0, 2 * Math.PI, false) ctx.arc(Math.abs(pos.x * -this.scale), Math.abs(pos.y * this.scale), radius + 3, 0, 2 * Math.PI, false)
ctx.fillStyle = DOTGRID.theme.active.f_high ctx.fillStyle = dotgrid.theme.active.f_high
ctx.fill() ctx.fill()
ctx.strokeStyle = DOTGRID.theme.active.f_high ctx.strokeStyle = dotgrid.theme.active.f_high
ctx.stroke() ctx.stroke()
ctx.closePath() ctx.closePath()
ctx.beginPath() ctx.beginPath()
ctx.arc((pos.x * this.scale), (pos.y * this.scale), radius, 0, 2 * Math.PI, false) ctx.arc((pos.x * this.scale), (pos.y * this.scale), radius, 0, 2 * Math.PI, false)
ctx.fillStyle = DOTGRID.theme.active.f_low ctx.fillStyle = dotgrid.theme.active.f_low
ctx.fill() ctx.fill()
ctx.closePath() ctx.closePath()
ctx.beginPath() ctx.beginPath()
ctx.arc((pos.x * this.scale), (pos.y * this.scale), radius - 3, 0, 2 * Math.PI, false) ctx.arc((pos.x * this.scale), (pos.y * this.scale), radius - 3, 0, 2 * Math.PI, false)
ctx.fillStyle = DOTGRID.theme.active.f_high ctx.fillStyle = dotgrid.theme.active.f_high
ctx.fill() ctx.fill()
ctx.closePath() ctx.closePath()
} }
@ -207,16 +198,16 @@ function Renderer () {
} }
this.drawTranslation = function () { this.drawTranslation = function () {
if (!DOTGRID.cursor.translation) { return } if (!dotgrid.cursor.translation) { return }
let ctx = this.el.getContext('2d') let ctx = this.el.getContext('2d')
ctx.beginPath() ctx.beginPath()
ctx.moveTo((DOTGRID.cursor.translation.from.x * this.scale), (DOTGRID.cursor.translation.from.y * this.scale)) ctx.moveTo((dotgrid.cursor.translation.from.x * this.scale), (dotgrid.cursor.translation.from.y * this.scale))
ctx.lineTo((DOTGRID.cursor.translation.to.x * this.scale), (DOTGRID.cursor.translation.to.y * this.scale)) ctx.lineTo((dotgrid.cursor.translation.to.x * this.scale), (dotgrid.cursor.translation.to.y * this.scale))
ctx.lineCap = 'round' ctx.lineCap = 'round'
ctx.lineWidth = 5 ctx.lineWidth = 5
ctx.strokeStyle = DOTGRID.cursor.translation.multi === true ? DOTGRID.theme.active.b_inv : DOTGRID.cursor.translation.copy === true ? DOTGRID.theme.active.f_med : DOTGRID.theme.active.f_low ctx.strokeStyle = dotgrid.cursor.translation.multi === true ? dotgrid.theme.active.b_inv : dotgrid.cursor.translation.copy === true ? dotgrid.theme.active.f_med : dotgrid.theme.active.f_low
ctx.setLineDash([5, 10]) ctx.setLineDash([5, 10])
ctx.stroke() ctx.stroke()
ctx.closePath() ctx.closePath()
@ -225,14 +216,14 @@ function Renderer () {
ctx.restore() ctx.restore()
} }
this.drawCursor = function (pos = DOTGRID.cursor.pos, radius = DOTGRID.tool.style().thickness - 1) { this.drawCursor = function (pos = dotgrid.cursor.pos, radius = dotgrid.tool.style().thickness - 1) {
let ctx = this.el.getContext('2d') let ctx = this.el.getContext('2d')
ctx.beginPath() ctx.beginPath()
ctx.lineWidth = 3 ctx.lineWidth = 3
ctx.lineCap = 'round' ctx.lineCap = 'round'
ctx.arc(Math.abs(pos.x * -this.scale), Math.abs(pos.y * this.scale), 5, 0, 2 * Math.PI, false) ctx.arc(Math.abs(pos.x * -this.scale), Math.abs(pos.y * this.scale), 5, 0, 2 * Math.PI, false)
ctx.strokeStyle = DOTGRID.theme.active.background ctx.strokeStyle = dotgrid.theme.active.background
ctx.stroke() ctx.stroke()
ctx.closePath() ctx.closePath()
@ -240,21 +231,21 @@ function Renderer () {
ctx.lineWidth = 3 ctx.lineWidth = 3
ctx.lineCap = 'round' ctx.lineCap = 'round'
ctx.arc(Math.abs(pos.x * -this.scale), Math.abs(pos.y * this.scale), clamp(radius, 5, 100), 0, 2 * Math.PI, false) ctx.arc(Math.abs(pos.x * -this.scale), Math.abs(pos.y * this.scale), clamp(radius, 5, 100), 0, 2 * Math.PI, false)
ctx.strokeStyle = DOTGRID.theme.active.f_med ctx.strokeStyle = dotgrid.theme.active.f_med
ctx.stroke() ctx.stroke()
ctx.closePath() ctx.closePath()
} }
this.drawPreview = function () { this.drawPreview = function () {
let ctx = this.el.getContext('2d') let ctx = this.el.getContext('2d')
let operation = DOTGRID.cursor.operation && DOTGRID.cursor.operation.cast ? DOTGRID.cursor.operation.cast : null let operation = dotgrid.cursor.operation && dotgrid.cursor.operation.cast ? dotgrid.cursor.operation.cast : null
if (!DOTGRID.tool.canCast(operation)) { return } if (!dotgrid.tool.canCast(operation)) { return }
if (operation == 'close') { return } if (operation == 'close') { return }
let path = new Generator([{ vertices: DOTGRID.tool.vertices, type: operation }]).toString({ x: 0, y: 0 }, 2) let path = new Generator([{ vertices: dotgrid.tool.vertices, type: operation }]).toString({ x: 0, y: 0 }, 2)
let style = { let style = {
color: DOTGRID.theme.active.f_med, color: dotgrid.theme.active.f_med,
thickness: 2, thickness: 2,
strokeLinecap: 'round', strokeLinecap: 'round',
strokeLinejoin: 'round', strokeLinejoin: 'round',
@ -268,7 +259,7 @@ function Renderer () {
this.drawRender = function (ctx = this.context) { this.drawRender = function (ctx = this.context) {
let img = new Image() let img = new Image()
img.src = DOTGRID.manager.svg64() img.src = dotgrid.manager.svg64()
this.context.drawImage(img, 0, 0, this.el.width, this.el.height) this.context.drawImage(img, 0, 0, this.el.width, this.el.height)
} }