From 54109efd9bd5514190c6854b345f091c4d496563 Mon Sep 17 00:00:00 2001 From: Jason Woofenden Date: Tue, 23 Feb 2016 18:19:10 -0500 Subject: [PATCH] start implementing click to place cursor --- editor.coffee | 38 ++++++++++++++++++++++++++++++-------- 1 file changed, 30 insertions(+), 8 deletions(-) diff --git a/editor.coffee b/editor.coffee index d4c0379..863d1ff 100644 --- a/editor.coffee +++ b/editor.coffee @@ -86,10 +86,6 @@ cursor_to_loc = (n, i) -> ret = cursor_to_loc n, i - 1 return ret -# TODO -#loc_to_cursor = (n, i) -> -# return top: , left: - # encode text so it can be safely placed inside an html attribute enc_attr_regex = new RegExp '(&)|(")|(\u00A0)', 'g' enc_attr = (txt) -> @@ -222,10 +218,10 @@ traverse_tree = (tree, state, cb) -> return state # find the next element in top (and decendants) that is after n and can contain text # TODO make it so cursor can go places that don't have text but could -find_next_cursor_position = (top, n, i) -> +find_next_cursor_position = (tree, n, i) -> if n? and n.type is TYPE_TEXT and n.text.length > i return [n, i + 1] - found = traverse_tree top, before: n?, (node, state) -> + found = traverse_tree tree, before: n?, (node, state) -> if node.type is TYPE_TEXT and state.before is false state.node = node state.done = true @@ -236,10 +232,10 @@ find_next_cursor_position = (top, n, i) -> return null # TODO make it so cursor can go places that don't have text but could -find_prev_cursor_position = (top, n, i) -> +find_prev_cursor_position = (tree, n, i) -> if n? and n.type is TYPE_TEXT and i > 0 return [n, i - 1] - found = traverse_tree top, before: n?, (node, state) -> + found = traverse_tree tree, before: n?, (node, state) -> if node.type is TYPE_TEXT unless n? state.node = node @@ -254,6 +250,27 @@ find_prev_cursor_position = (top, n, i) -> return [found.node, found.node.text.length] return null +find_loc_cursor_position = (tree, loc) -> + console.log tree, loc + for c in tree + if c.type is TYPE_TAG or c.type is TYPE_TEXT + # FIXME get_el_bounds doesn't work on TYPE_TEXT + bounds = get_el_bounds c.el + console.log bounds + continue if loc.left < bounds.x + continue if loc.left > bounds.x + bounds.w + continue if loc.top < bounds.y + continue if loc.top > bounds.y + bounds.h + if c.type is TYPE_TEXT + # FIXME find position, don't just pass 0 + return [c, 0] + if c.children.length + console.log "in" + ret = find_loc_cursor_position c.children, loc + console.log 'found', ret if ret? + return ret if ret? + return null + class PeachHTML5Editor constructor: (in_el, options = {}) -> @in_el = in_el @@ -293,6 +310,11 @@ class PeachHTML5Editor '34': KEY_PAGE_DOWN '9': KEY_TAB + @idoc.body.onclick = (e) => + # idoc.body.offset().left/top + new_cursor = find_loc_cursor_position @tree, left: e.pageX, top: e.pageY + if new_cursor? + @move_cursor new_cursor @idoc.body.onkeyup = (e) => return if e.ctrlKey return false if ignore_key_codes[e.keyCode]? -- 1.7.10.4