X-Git-Url: https://jasonwoof.com/gitweb/?p=crayon_mockup.git;a=blobdiff_plain;f=main.coffee;h=a1c09c5a1f29903ade7c7de81c65fd8f6b7aa3b3;hp=0a60f329096c943477f89a689b7f10887781e6a8;hb=d7d9898f16c11d98423ff35278a123813cf8393e;hpb=ecf9cebe3e8d5274c7247b5e2baf3527bd2c026a

diff --git a/main.coffee b/main.coffee
index 0a60f32..a1c09c5 100644
--- a/main.coffee
+++ b/main.coffee
@@ -29,8 +29,6 @@ STATES = {
 	DRAGGING: { txt: 'dragging' }
 	EDITING:  { txt: 'editing' }
 }
-TYPE_WIDGET = 1
-TYPE_CONTROL = 2
 
 # json (compiled to javascript and minified) is ~8% smaller than the resulting xml
 json_to_svg = (json) ->
@@ -113,9 +111,9 @@ class Visible
 		if @hover
 			css_class += " hover"
 		@el.setAttribute 'class', css_class
-	set_hover: (tf) ->
-		if tf != @hover
-			@hover = tf
+	set_hover: (bool) ->
+		if bool != @hover
+			@hover = bool
 			@update_class()
 	move: (xy) -> # just move
 		@x = xy.x
@@ -130,7 +128,6 @@ class Visible
 class Control extends Visible
 	constructor: (args) ->
 		super args
-		@type = TYPE_CONTROL
 		@on_drag = args.drag
 		@on_destruct = args.done ? null
 	destruct: ->
@@ -165,7 +162,6 @@ class Widget extends Visible
 	constructor: (args) ->
 		super args
 		@controls = []
-		@type = TYPE_WIDGET
 	destruct: ->
 		@kill_controls()
 	clone: ->
@@ -206,6 +202,14 @@ class RectWidget extends Widget
 			@svg.removeChild @el
 	clone: ->
 		return new RectWidget @
+	as_array: ->
+		return [@x, @y, @width, @height]
+	from_array: (args, a) ->
+		args.x = a[0]
+		args.y = a[1]
+		args.width = a[2]
+		args.height = a[3]
+		return new RectWidget args
 	set_state: (state) ->
 		super state
 		@update_class()
@@ -238,8 +242,9 @@ class RectWidget extends Widget
 			new_prox *= new_prox
 			if new_prox < prox
 				prox = new_prox
-		if in_x and in_y and prox > PROX_MAX
-			prox = PROX_MAX - 1
+		# "hit" anything inside
+		#if in_x and in_y and prox > PROX_MAX
+		#	prox = PROX_MAX - 1
 		return prox
 	resize: (wh) ->
 		dw = wh.w - @width
@@ -301,6 +306,22 @@ class PolylineWidget extends Widget
 		super()
 		if @el?
 			@svg.removeChild @el
+	as_array: ->
+		ret = []
+		for n in @nodes
+			ret.push @x + n.x
+			ret.push @y + n.y
+		return ret
+	from_array: (args, a) ->
+		args.x = a[0]
+		args.y = a[1]
+		args.nodes = []
+		while a.length
+			xy = {}
+			xy.x = a.shift() - args.x
+			xy.y = a.shift() - args.y
+			args.nodes.push xy
+		return new PolylineWidget args
 	clone: ->
 		return new PolylineWidget @
 	my_path_d: ->
@@ -372,9 +393,9 @@ class PolylineWidget extends Widget
 	node_dragger: (i) ->
 		if i is 0
 			return (dxy) =>
-				for i in [1...@nodes.length]
-					@nodes[i].x -= dxy.x
-					@nodes[i].y -= dxy.y
+				for j in [1...@nodes.length]
+					@nodes[j].x -= dxy.x
+					@nodes[j].y -= dxy.y
 				@move x: @x + dxy.x, y: @y + dxy.y
 		return (dxy) =>
 			@nodes[i].x += dxy.x
@@ -393,10 +414,9 @@ class PolylineWidget extends Widget
 			ret.push x: @x + n.x, y: @y + n.y
 		return ret
 	make_controls: (args) -> # create controls, return them
-		console.log 'make line controls'
 		if @controls.length > 0
 			if console?.log?
-				console.log "warning: re-adding controls"
+				console.log "warning: re-adding line controls"
 			@kill_controls()
 		positions = @control_positions()
 		for i in [0...positions.length]
@@ -410,6 +430,14 @@ class PolylineWidget extends Widget
 			}
 		return @controls
 
+CSS_CLASS_TO_PICKLE_TYPE = {
+	box: '0'
+	polyline: '1'
+}
+PICKLE_TYPE_TO_WIDGET_CLASS = [
+	RectWidget
+	PolylineWidget
+]
 # called automatically on domcontentloaded
 init = ->
 	svg_offset = null
@@ -451,7 +479,7 @@ init = ->
 	supply_add PolylineWidget, y: 25, nodes: [{x: 0, y: 0}, {x: 50, y: 0}]
 	supply_add PolylineWidget, x: 25, nodes: [{x: 0, y: 0}, {x: 0, y: 50}]
 	supply_add PolylineWidget, x: 10, nodes: [{x: 0, y: 0}, {x: 15, y: 50}, {x: 30, y: 0}]
-	supply_add PolylineWidget, x: 0, nodes: [{x: 0, y: 50}, {x: 17, y: 0}, {x: 33, y: 50}, {x: 50, y: 0}]
+	supply_add PolylineWidget, y: 50, nodes: [{x: 0, y: 0}, {x: 17, y: -50}, {x: 33, y: 0}, {x: 50, y: -50}]
 
 	# editor state
 	controls_layer = { all: {}, selected: {} }
@@ -463,6 +491,65 @@ init = ->
 	drag_from = x: 0, y: 0 # mouse was here at last frame of drag
 	shift_key_down = false
 
+	lc = "abcdefghijklmnopqrstuvwxyz"
+	uc = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
+	cc_lca = lc.charCodeAt 0
+	cc_lcz = lc.charCodeAt 25
+	cc_uca = uc.charCodeAt 0
+	cc_ucz = uc.charCodeAt 25
+	cc_0 = '0'.charCodeAt 0
+	cc_9 = '9'.charCodeAt 0
+	# takes an array of positive integers, and encodes it as a string
+	pickle = (a) ->
+		ret = ''
+		for i in a
+			cs = lc
+			r = ''
+			while i > 0 or r is ''
+				digit = i % cs.length
+				i -= digit
+				i /= cs.length
+				r = cs.charAt(digit) + r
+				cs = uc
+			ret += r
+		return ret
+	pickle_widgets = ->
+		ret = '0' # version of this encoding scheme
+		for id, w of widget_layer.all
+			if CSS_CLASS_TO_PICKLE_TYPE[w.css_class]?
+				ret += CSS_CLASS_TO_PICKLE_TYPE[w.css_class]
+				ret += pickle w.as_array()
+		return ret
+	save = ->
+		window.location.hash = pickle_widgets()
+	load = (str) ->
+		return if str.charAt(1) isnt '0'
+		wtype = null
+		args = []
+		ii = 0
+		load_1 = (next_type) ->
+			unless wtype?
+				if next_type?
+					wtype = next_type
+				return
+			w = PICKLE_TYPE_TO_WIDGET_CLASS[wtype]::from_array svg: svg, args
+			widget_layer.all[w.id] = w
+			wtype = next_type
+			args = []
+			ii = 0
+		for i in [2...str.length]
+			c = str.charCodeAt(i)
+			if cc_0 <= c <= cc_9
+				load_1 c - cc_0
+			else if cc_lca <= c <= cc_lcz
+				ii *= lc.length
+				ii += c - cc_lca
+				args.push ii
+				ii = 0
+			else if cc_uca <= c <= cc_ucz
+				ii *= lc.length
+				ii += c - cc_uca
+		load_1 null
 	stop_editing = ->
 		if widget_layer.editing
 			widget_layer.editing.kill_controls()
@@ -556,6 +643,7 @@ init = ->
 			deselect_all widget_layer
 		return
 	mouseup = (e) ->
+		save()
 		mousemove e
 		if dragging
 			selected_count = 0
@@ -609,4 +697,7 @@ init = ->
 		return true
 	#($ document).keydown (e) ->
 
+	if window.location.hash
+		load window.location.hash
+
 $ init