Add hover on_mouse_hover callback in constructor

Add ON_HOVER_CURSOR and ON_MOUSE_HOVER_CURSOR in hover component in styles

druid/base/hover.lua

@@ -28,7 +28,8 @@ local Hover = component.create("hover")
 -- @tparam Hover self @{Hover}
 -- @tparam node node Gui node
 -- @tparam function on_hover_callback Hover callback
-function Hover.init(self, node, on_hover_callback)
+-- @tparam function on_mouse_hover On mouse hover callback
+function Hover.init(self, node, on_hover_callback, on_mouse_hover)
 	self.node = self:get_node(node)
 
 	self._is_hovered = false
@@ -37,7 +38,7 @@ function Hover.init(self, node, on_hover_callback)
 	self._is_mobile = helper.is_mobile()
 
 	self.on_hover = Event(on_hover_callback)
-	self.on_mouse_hover = Event()
+	self.on_mouse_hover = Event(on_mouse_hover)
 end
 
 
@@ -51,6 +52,19 @@ function Hover.on_late_init(self)
 end
 
 
+--- Component style params.
+-- You can override this component styles params in druid styles table
+-- or create your own style
+-- @table style
+-- @tfield[opt] string ON_HOVER_CURSOR Mouse hover style on node hover
+-- @tfield[opt] string ON_MOUSE_HOVER_CURSOR Mouse hover style on node mouse hover
+function Hover.on_style_change(self, style)
+	self.style = {}
+	self.style.ON_HOVER_CURSOR = style.ON_HOVER_CURSOR or nil
+	self.style.ON_MOUSE_HOVER_CURSOR = style.ON_MOUSE_HOVER_CURSOR or nil
+end
+
+
 function Hover.on_input(self, action_id, action)
 	if action_id ~= const.ACTION_TOUCH and action_id ~= nil then
 		return false
@@ -97,6 +111,10 @@ function Hover.set_hover(self, state)
 	if self._is_hovered ~= state then
 		self._is_hovered = state
 		self.on_hover:trigger(self:get_context(), state, self)
+
+		if defos and self.style.ON_HOVER_CURSOR then
+			self:_set_cursor(3, state and self.style.ON_HOVER_CURSOR or nil)
+		end
 	end
 end
 
@@ -116,6 +134,10 @@ function Hover.set_mouse_hover(self, state)
 	if self._is_mouse_hovered ~= state then
 		self._is_mouse_hovered = state
 		self.on_mouse_hover:trigger(self:get_context(), state, self)
+
+		if defos and self.style.ON_MOUSE_HOVER_CURSOR then
+			self:_set_cursor(2, state and self.style.ON_MOUSE_HOVER_CURSOR or nil)
+		end
 	end
 end
 
@@ -164,4 +186,31 @@ function Hover.is_enabled(self)
 end
 
 
+-- Internal cursor stack
+local cursor_stack = {}
+function Hover:_set_cursor(priority, cursor)
+	if not defos then
+		return
+	end
+
+	local uid = self:get_uid()
+	cursor_stack[uid] = cursor_stack[uid] or {}
+	cursor_stack[uid][priority] = cursor
+
+	-- set cursor with high priority via pairs
+	local priority = nil
+	local cursor_to_set = nil
+	for _, stack in pairs(cursor_stack) do
+		for priority, _ in pairs(stack) do
+			if priority > (priority or 0) then
+				priority = priority
+				cursor_to_set = stack[priority]
+			end
+		end
+	end
+
+	defos.set_cursor(cursor_to_set)
+end
+
+
 return Hover

druid/base/text.lua

@@ -98,12 +98,18 @@ end
 
 --- Reset initial scale for text
 local function reset_default_scale(self)
-	self.scale = self.start_scale
+	self.scale.x = self.start_scale.x
+	self.scale.y = self.start_scale.y
+	self.scale.z = self.start_scale.z
 	gui.set_scale(self.node, self.start_scale)
 	gui.set_size(self.node, self.start_size)
 end
 
 
+local function is_fit_info_area(self, metrics)
+	return metrics.width * self.scale.x <= self.text_area.x and
+		   metrics.height * self.scale.y <= self.text_area.y
+end
 --- Setup scale x, but can only be smaller, than start text scale
 local function update_text_area_size(self)
 	reset_default_scale(self)