the-lost-memory/project/addons/dialogic/Documentation/Nodes/DocsPageViewer.gd

207 lines
6.7 KiB
GDScript

tool
extends Control
export (bool) var enable_editing = false
# needs to be corrected, if you use this on a diffrent plugin!!!
export (String) var documentation_path: String = "res://addons/dialogic/Documentation"
var MarkdownParser = load("res://addons/dialogic/Documentation/Nodes/DocsMarkdownParser.gd").new()
var current_path: String = ""
var current_headings = []
onready var Content = $Content
signal open_non_html_link(link, section)
################################################################################
## PUBLIC FUNCTIONS ##
################################################################################
## Opens a page at path PAGE_PATH
## The PAGE_PATH can be a full godot path or a path from Documentation/Content
## E.g.:
## "res://addons/thing/Documentation/Content/Tuts/welcome.md" == "Tuts/welcome"
##
## The section can either be passed as a second argument or in the PAGE_PATH with #
## E.g.: "Tuts/welcome#how-to-use-the-plugin" == "Tuts/welcome", "#how-to-use-the-plugin"
func load_page(page_path: String, section : String=''):
Content.set('custom_styles/normal', StyleBoxEmpty.new())
Content.get('custom_styles/normal').content_margin_left = 15
Content.get('custom_styles/normal').content_margin_top = 15
Content.get('custom_styles/normal').content_margin_right = 15
Content.get('custom_styles/normal').content_margin_bottom = 15
var base_size = 16
Content.set('custom_fonts/normal_font/size', int(base_size * get_constant("scale", "Editor")))
Content.set('custom_fonts/bold_font/size', int(base_size * get_constant("scale", "Editor")))
#Content.set('custom_fonts/italics_font/size', int(base_size * get_constant("scale", "Editor")))
Content.set('custom_fonts/mono_font/size', int(base_size * get_constant("scale", "Editor")))
Content.set('custom_fonts/bold_italics_font/size', int(base_size * get_constant("scale", "Editor")))
# Fonts
Content.set('custom_fonts/mono_font', get_font("doc_source", "EditorFonts"))
Content.set('custom_fonts/bold_font', Content.get_font("doc_bold", "EditorFonts"))
MarkdownParser.set_accent_colors(get_color("accent_color", "Editor"),get_color("disabled_font_color", "Editor"))
# return if no path is given
if page_path == '' and not section:
return
show()
_on_Content_resized()
#print("load page ", page_path)
# find a section specifier at the end of the path
if page_path.count("#") > 0:
var result = page_path.split('#')
page_path = result[0]
section = '#'+result[1]
# add necessary parts to the path
if not page_path.begins_with("res://"):
page_path = documentation_path+"/Content/"+page_path
if not page_path.ends_with('.md'):
page_path += ".md"
# opening the file
var f = File.new()
f.open(page_path,File.READ)
current_path = page_path
# parsing the file
Content.bbcode_text = MarkdownParser.parse(f.get_as_text(), current_path, documentation_path)
f.close()
# saving the headings for going to sections
current_headings = MarkdownParser.heading1s + MarkdownParser.heading2s + MarkdownParser.heading3s + MarkdownParser.heading4s + MarkdownParser.heading5s
create_content_menu(MarkdownParser.heading1s + MarkdownParser.heading2s)
# scroll to the given section
if not scroll_to_section(section):
Content.scroll_to_line(0)
# Scroll to top of the document. This probably broke the previews "scroll to the given section" part of the code
yield(get_tree(), "idle_frame")
_on_Up_pressed()
# looks if there is a heading similar to the given TITLE and then scrolls there
func scroll_to_section(title):
if not title:
return
# this is not really nicely done...
for heading in current_headings:
if (heading.to_lower().strip_edges().replace(' ', '-') == title.replace('#', '')) or \
(heading.to_lower().strip_edges() == title.to_lower().strip_edges()):
var x = Content.bbcode_text.find(heading.replace('#', '').strip_edges()+"[/font]")
x = Content.bbcode_text.count("\n", 0, x)
Content.scroll_to_line(x)
$ContentMenu/Panel.hide()
return true
################################################################################
## PRIVATE FUNCTIONS ##
################################################################################
func _ready():
$Up.icon = get_icon("ArrowUp", "EditorIcons")
$Editing.visible = enable_editing
# creates the conten menu
func create_content_menu(headings):
for child in $ContentMenu/Panel/VBox.get_children():
child.queue_free()
if len(headings) < 2:
$ContentMenu.hide()
return
$ContentMenu.show()
headings.pop_front()
for heading in headings:
var button = Button.new()
button.set("custom_styles/normal", get_stylebox("sub_inspector_bg0", "Editor"))
button.text = heading
button.align = Button.ALIGN_LEFT
button.connect("pressed", self, "content_button_pressed", [heading])
$ContentMenu/Panel/VBox.add_child(button)
func content_button_pressed(heading):
scroll_to_section(heading)
$ContentMenu/ToggleContents.pressed = false
## When one of the links is clicked
func _on_meta_clicked(meta):
## Check wether this is a real LINK
if meta.begins_with("http"):
# test if we can interpret this as a normal link to a docs file
if meta.count("Documentation/Content") > 0:
meta = meta.split("Documentation/Content")[1]
# else open it with the browser
else:
OS.shell_open(meta)
return
## Check wether it is a section
if meta.begins_with("#"):
# try to open it in this document
scroll_to_section(meta)
## Else send a signal that the pluginmaker has to interpret
else:
# if the link contains a section
var link = meta
var section = null
if meta.count("#") > 0:
var split = meta.split('#')
link = split[0]
section = split[1]
if link.begins_with('.'):
link = current_path.trim_suffix(current_path.get_file()).trim_suffix("/") + link.trim_prefix(".")
if not link.begins_with("res://"):
link = documentation_path.plus_file('Content').plus_file(link)
if not link.ends_with(".md"):
link += '.md'
emit_signal("open_non_html_link", link, section)
func _on_EditPage_pressed():
var x = File.new()
x.open(current_path, File.READ)
OS.shell_open(x.get_path_absolute())
func _on_RefreshPage_pressed():
load_page(current_path)
func _on_Up_pressed():
Content.scroll_to_line(0)
func _on_ToggleContents_toggled(button_pressed):
$ContentMenu/Panel.visible = button_pressed
func toggle_editing():
enable_editing = !enable_editing
$Editing.visible = enable_editing
func _on_Content_resized():
if not Content: return
if Content.rect_size.x < 500:
Content.get('custom_styles/normal').content_margin_left = 15
Content.get('custom_styles/normal').content_margin_right = 15
else:
Content.get('custom_styles/normal').content_margin_left = (Content.rect_size.x-500)/4
Content.get('custom_styles/normal').content_margin_right = (Content.rect_size.x-500)/3
Content.update()