301 lines
9.1 KiB
JavaScript
301 lines
9.1 KiB
JavaScript
'use strict'
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DOTGRID.Tool = function () {
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this.index = 0
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this.settings = { size: { width: 300, height: 300 } }
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this.layers = [[], [], []]
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this.styles = [
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{ thickness: 10, strokeLinecap: 'round', strokeLinejoin: 'round', color: '#f00', fill: 'none', mirror_style: 0 },
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{ thickness: 10, strokeLinecap: 'round', strokeLinejoin: 'round', color: '#0f0', fill: 'none', mirror_style: 0 },
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{ thickness: 10, strokeLinecap: 'round', strokeLinejoin: 'round', color: '#00f', fill: 'none', mirror_style: 0 }
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]
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this.vertices = []
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this.reqs = { line: 2, arc_c: 2, arc_r: 2, arc_c_full: 2, arc_r_full: 2, bezier: 3, close: 0 }
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this.start = function () {
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this.styles[0].color = DOTGRID.theme.active.f_high
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this.styles[1].color = DOTGRID.theme.active.f_med
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this.styles[2].color = DOTGRID.theme.active.f_low
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}
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this.reset = function () {
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this.layers = [[], [], []]
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this.vertices = []
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this.index = 0
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}
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this.clear = function () {
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this.vertices = []
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DOTGRID.guide.update()
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DOTGRID.interface.update(true)
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}
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this.undo = function () {
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this.layers = DOTGRID.history.prev()
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DOTGRID.guide.update()
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DOTGRID.interface.update(true)
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}
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this.redo = function () {
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this.layers = DOTGRID.history.next()
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DOTGRID.guide.update()
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DOTGRID.interface.update(true)
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}
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this.length = function () {
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return this.layers[0].length + this.layers[1].length + this.layers[2].length
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}
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// I/O
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this.export = function (target = { settings: this.settings, layers: this.layers, styles: this.styles }) {
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return JSON.stringify(copy(target), null, 2)
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}
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this.import = function (layer) {
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this.layers[this.index] = this.layers[this.index].concat(layer)
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DOTGRID.history.push(this.layers)
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this.clear()
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DOTGRID.guide.update()
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DOTGRID.interface.update(true)
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}
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this.replace = function (dot) {
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if (!dot.layers || dot.layers.length != 3) { console.warn('Incompatible version'); return }
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if (dot.settings.width && dot.settings.height) {
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dot.settings.size = { width: dot.settings.width, height: dot.settings.height }
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}
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if (this.settings && (this.settings.size.width != dot.settings.size.width || this.settings.size.height != dot.settings.size.height)) {
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DOTGRID.set_size({ width: dot.settings.size.width, height: dot.settings.size.height })
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}
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this.layers = dot.layers
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this.styles = dot.styles
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this.settings = dot.settings
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this.clear()
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DOTGRID.guide.update()
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DOTGRID.interface.update(true)
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DOTGRID.history.push(this.layers)
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}
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// EDIT
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this.remove_segment = function () {
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if (this.vertices.length > 0) { this.clear(); return }
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this.layer().pop()
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this.clear()
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DOTGRID.guide.update()
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DOTGRID.interface.update(true)
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}
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this.remove_segments_at = function (pos) {
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for (const segment_id in this.layer()) {
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let segment = this.layer()[segment_id]
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for (const vertex_id in segment.vertices) {
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let vertex = segment.vertices[vertex_id]
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if (Math.abs(pos.x) == Math.abs(vertex.x) && Math.abs(pos.y) == Math.abs(vertex.y)) {
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segment.vertices.splice(vertex_id, 1)
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}
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}
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if (segment.vertices.length < 2) {
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this.layers[this.index].splice(segment_id, 1)
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}
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}
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this.clear()
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DOTGRID.guide.update()
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DOTGRID.interface.update(true)
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}
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this.add_vertex = function (pos) {
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pos = { x: Math.abs(pos.x), y: Math.abs(pos.y) }
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this.vertices.push(pos)
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DOTGRID.interface.update(true)
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}
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this.vertex_at = function (pos) {
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for (const segment_id in this.layer()) {
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let segment = this.layer()[segment_id]
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for (const vertex_id in segment.vertices) {
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let vertex = segment.vertices[vertex_id]
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if (vertex.x == Math.abs(pos.x) && vertex.y == Math.abs(pos.y)) {
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return vertex
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}
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}
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}
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return null
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}
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this.cast = function (type) {
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if (!this.layer()) { this.layers[this.index] = [] }
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if (!this.can_cast(type)) { console.warn('Cannot cast'); return }
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let append_target = this.can_append({ type: type, vertices: this.vertices.slice() })
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if (append_target) {
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this.layers[this.index][append_target].vertices = this.layers[this.index][append_target].vertices.concat(this.vertices.slice())
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} else {
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this.layer().push({ type: type, vertices: this.vertices.slice() })
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}
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DOTGRID.history.push(this.layers)
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this.clear()
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DOTGRID.guide.update()
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DOTGRID.interface.update(true)
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console.log(`Casted ${type} -> ${this.layer().length} elements`)
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}
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this.i = { linecap: 0, linejoin: 0, thickness: 5 }
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this.toggle = function (type, mod = 1) {
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if (type == 'linecap') {
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let a = ['butt', 'square', 'round']
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this.i.linecap += mod
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this.style().strokeLinecap = a[this.i.linecap % a.length]
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} else if (type == 'linejoin') {
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let a = ['miter', 'round', 'bevel']
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this.i.linejoin += mod
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this.style().strokeLinejoin = a[this.i.linejoin % a.length]
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} else if (type == 'fill') {
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this.style().fill = this.style().fill == 'none' ? this.style().color : 'none'
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} else if (type == 'thickness') {
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this.style().thickness = clamp(this.style().thickness + mod, 1, 100)
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} else if (type == 'mirror') {
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this.style().mirror_style = this.style().mirror_style > 2 ? 0 : this.style().mirror_style + 1
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} else {
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console.warn('Unknown', type)
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}
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DOTGRID.interface.update(true)
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DOTGRID.guide.update()
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}
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this.misc = function (type) {
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DOTGRID.picker.start()
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}
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this.source = function (type) {
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if (type == 'grid') { DOTGRID.guide.toggle() }
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if (type == 'screen') { app.toggle_fullscreen() }
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if (type == 'open') { DOTGRID.open() }
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if (type == 'save') { DOTGRID.save() }
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if (type == 'render') { DOTGRID.render() }
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if (type == 'export') { DOTGRID.export() }
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}
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this.can_append = function (content) {
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for (const id in this.layer()) {
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let stroke = this.layer()[id]
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if (stroke.type != content.type) { continue }
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if (!stroke.vertices) { continue }
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if (!stroke.vertices[stroke.vertices.length - 1]) { continue }
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if (stroke.vertices[stroke.vertices.length - 1].x != content.vertices[0].x) { continue }
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if (stroke.vertices[stroke.vertices.length - 1].y != content.vertices[0].y) { continue }
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return id
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}
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return false
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}
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this.can_cast = function (type) {
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if (!type) { return false }
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// Cannot cast close twice
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if (type == 'close') {
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let prev = this.layer()[this.layer().length - 1]
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if (!prev || prev.type == 'close') {
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return false
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}
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}
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if (type == 'bezier') {
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if (this.vertices.length != 3 && this.vertices.length != 5 && this.vertices.length != 7 && this.vertices.length != 9) {
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return false
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}
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}
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return this.vertices.length >= this.reqs[type]
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}
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this.paths = function () {
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let l1 = new Generator(DOTGRID.tool.layers[0], DOTGRID.tool.styles[0]).toString({ x: -10, y: -10 }, 1)
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let l2 = new Generator(DOTGRID.tool.layers[1], DOTGRID.tool.styles[1]).toString({ x: -10, y: -10 }, 1)
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let l3 = new Generator(DOTGRID.tool.layers[2], DOTGRID.tool.styles[2]).toString({ x: -10, y: -10 }, 1)
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return [l1, l2, l3]
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}
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this.path = function () {
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return new Generator(DOTGRID.tool.layer(), DOTGRID.tool.style()).toString({ x: -10, y: -10 }, 1)
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}
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this.translate = function (a, b) {
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for (const segment_id in this.layer()) {
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let segment = this.layer()[segment_id]
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for (const vertex_id in segment.vertices) {
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let vertex = segment.vertices[vertex_id]
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if (vertex.x == Math.abs(a.x) && vertex.y == Math.abs(a.y)) {
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segment.vertices[vertex_id] = { x: Math.abs(b.x), y: Math.abs(b.y) }
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}
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}
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}
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DOTGRID.history.push(this.layers)
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this.clear()
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DOTGRID.guide.update()
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}
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this.translate_multi = function (a, b) {
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let offset = { x: a.x - b.x, y: a.y - b.y }
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for (const segment_id in this.layer()) {
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let segment = this.layer()[segment_id]
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for (const vertex_id in segment.vertices) {
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let vertex = segment.vertices[vertex_id]
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segment.vertices[vertex_id] = { x: vertex.x - offset.x, y: vertex.y - offset.y }
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}
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}
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DOTGRID.history.push(this.layers)
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this.clear()
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DOTGRID.guide.update()
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}
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// Style
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this.style = function () {
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if (!this.styles[this.index]) {
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this.styles[this.index] = []
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}
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return this.styles[this.index]
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}
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// Layers
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this.layer = function () {
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if (!this.layers[this.index]) {
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this.layers[this.index] = []
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}
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return this.layers[this.index]
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}
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this.select_layer = function (id) {
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this.index = clamp(id, 0, 2)
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this.clear()
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DOTGRID.guide.update()
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DOTGRID.interface.update(true)
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console.log(`layer:${this.index}`)
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}
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this.select_next_layer = function () {
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this.index = this.index >= 2 ? 0 : this.index++
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this.select_layer(this.index)
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}
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this.select_prev_layer = function () {
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this.index = this.index >= 0 ? 2 : this.index--
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this.select_layer(this.index)
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}
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function copy (data) { return data ? JSON.parse(JSON.stringify(data)) : [] }
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function clamp (v, min, max) { return v < min ? min : v > max ? max : v }
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}
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