Initial commit with rich text

druid/custom/rich_text/rich_text.lua

@@ -0,0 +1,85 @@
+local component = require("druid.component")
+local rich_text = require("druid.custom.rich_text.rich_text.richtext")
+
+local RichText = component.create("rich_text")
+
+local SCHEME = {
+	ROOT = "root",
+	TEXT_PREFAB = "text_prefab",
+	ICON_PREFAB = "icon_prefab"
+}
+
+
+local ALIGN_MAP = {
+	[gui.PIVOT_CENTER] = { rich_text.ALIGN_CENTER, rich_text.VALIGN_MIDDLE },
+	[gui.PIVOT_N] =  { rich_text.ALIGN_CENTER, rich_text.VALIGN_TOP },
+	[gui.PIVOT_S] =  { rich_text.ALIGN_CENTER, rich_text.VALIGN_BOTTOM },
+	[gui.PIVOT_NE] =  { rich_text.ALIGN_RIGHT, rich_text.VALIGN_TOP },
+	[gui.PIVOT_E] =  { rich_text.ALIGN_RIGHT, rich_text.VALIGN_MIDDLE },
+	[gui.PIVOT_SE] =  { rich_text.ALIGN_RIGHT, rich_text.VALIGN_BOTTOM },
+	[gui.PIVOT_SW] =  { rich_text.ALIGN_LEFT, rich_text.VALIGN_BOTTOM },
+	[gui.PIVOT_W] =  { rich_text.ALIGN_LEFT, rich_text.VALIGN_MIDDLE },
+	[gui.PIVOT_NW] =  { rich_text.ALIGN_LEFT, rich_text.VALIGN_TOP },
+}
+
+
+function RichText:init(template, nodes)
+	self:set_template(template)
+	self:set_nodes(nodes)
+	self.root = self:get_node(SCHEME.ROOT)
+	self.druid = self:get_druid()
+
+	self.text_prefab = self:get_node(SCHEME.TEXT_PREFAB)
+	self.icon_prefab = self:get_node(SCHEME.ICON_PREFAB)
+
+	gui.set_enabled(self.text_prefab, false)
+	gui.set_enabled(self.icon_prefab, false)
+
+	self._text_font = gui.get_font(self.text_prefab)
+	self._settings = self:_get_settings()
+end
+
+
+function RichText:set_text(text)
+	self:_clean_words()
+	pprint(self._settings)
+	local words, metrics = rich_text.create(text, self._text_font, self._settings)
+
+	self._words = words
+	self._metrics = metrics
+end
+
+
+function RichText:on_remove()
+	self:_clean_words()
+end
+
+
+function RichText:_get_settings()
+	local root_size = gui.get_size(self.root)
+	local anchor = gui.get_pivot(self.root)
+	pprint(ALIGN_MAP[anchor])
+	return {
+		width = root_size.x,
+		parent = self.root,
+		color = gui.get_color(self.text_prefab),
+		shadow = gui.get_shadow(self.text_prefab),
+		outline = gui.get_outline(self.text_prefab),
+		align = ALIGN_MAP[anchor][1],
+		valign = ALIGN_MAP[anchor][2],
+	}
+end
+
+
+function RichText:_clean_words()
+	if not self._words then
+		return
+	end
+
+	rich_text.remove(self._words)
+	self._words = nil
+	self._metrics = nil
+end
+
+
+return RichText