Bump version

cyberarm_engine.gemspec

@@ -29,11 +29,11 @@ Gem::Specification.new do |spec|
 
   spec.add_dependency "clipboard", "~> 1.3.5"
   spec.add_dependency "excon", "~> 0.78.0"
-  spec.add_dependency "gosu", "~> 1.0.0"
+  spec.add_dependency "gosu", "~> 1.1"
   spec.add_dependency "gosu_more_drawables", "~> 0.3"
   # spec.add_dependency "ffi", :platforms => [:mswin, :mingw] # Required by Clipboard on Windows
 
-  spec.add_development_dependency "bundler", "~> 1.16"
+  spec.add_development_dependency "bundler", "~> 2.2"
   spec.add_development_dependency "minitest", "~> 5.0"
   spec.add_development_dependency "rake", "~> 13.0"
 end

lib/cyberarm_engine/ui/element.rb

@@ -39,6 +39,8 @@ module CyberarmEngine
       stylize
 
       default_events
+
+      root.gui_state.request_focus(self) if @options[:autofocus]
     end
 
     def stylize
@@ -116,6 +118,7 @@ module CyberarmEngine
       event(:hover)
       event(:leave)
 
+      event(:focus)
       event(:blur)
 
       event(:changed)
@@ -226,6 +229,22 @@ module CyberarmEngine
       (@style.border_thickness_top + @style.padding_top) + (@style.padding_bottom + @style.border_thickness_bottom)
     end
 
+    def scroll_width
+      @children.sum { |c| c.width } + noncontent_width
+    end
+
+    def scroll_height
+      @children.sum { |c| c.height } + noncontent_height
+    end
+
+    def max_scroll_width
+      scroll_width - width
+    end
+
+    def max_scroll_height
+      scroll_height - height
+    end
+
     def dimensional_size(size, dimension)
       raise "dimension must be either :width or :height" unless %i[width height].include?(dimension)
 
@@ -277,6 +296,12 @@ module CyberarmEngine
       @gui_state != nil
     end
 
+    def focus(_)
+      warn "#{self.class}#focus was not overridden!"
+
+      :handled
+    end
+
     def recalculate
       raise "#{self.class}#recalculate was not overridden!"
     end
@@ -295,5 +320,9 @@ module CyberarmEngine
     def to_s
       "#{self.class} x=#{x} y=#{y} width=#{width} height=#{height} value=#{value.is_a?(String) ? "\"#{value}\"" : value}"
     end
+
+    def inspect
+      to_s
+    end
   end
 end

lib/cyberarm_engine/ui/elements/container.rb

@@ -4,19 +4,20 @@ module CyberarmEngine
       include Common
 
       attr_accessor :stroke_color, :fill_color
-      attr_reader :children, :gui_state, :scroll_x, :scroll_y
+      attr_reader :children, :gui_state, :scroll_position
 
       def initialize(options = {}, block = nil)
         @gui_state = options.delete(:gui_state)
         super
 
-        @scroll_x = 0
-        @scroll_y = 0
-        @scroll_speed = 10
+        @scroll_position = Vector.new(0, 0)
+        @scroll_speed = 40
 
         @text_color = options[:color]
 
         @children = []
+
+        event(:window_size_changed)
       end
 
       def build
@@ -44,6 +45,17 @@ module CyberarmEngine
         root.gui_state.request_recalculate
       end
 
+      def apend(&block)
+        old_container = $__current_container__
+
+        $__current_container__ = self
+        block.call(self) if block
+
+        $__current_container__ = old_container
+
+        root.gui_state.request_recalculate
+      end
+
       def render
         Gosu.clip_to(@x, @y, width, height) do
           @children.each(&:draw)
@@ -98,6 +110,8 @@ module CyberarmEngine
 
       def recalculate
         @current_position = Vector.new(@style.margin_left + @style.padding_left, @style.margin_top + @style.padding_top)
+        @current_position += @scroll_position
+
         return unless visible?
 
         Stats.increment(:gui_recalculations_last_frame, 1)
@@ -189,15 +203,31 @@ module CyberarmEngine
         @current_position.y += element.outer_height
       end
 
-      # def mouse_wheel_up(sender, x, y)
-      #   @children.each {|c| c.y -= @scroll_speed}
-      #   @children.each {|c| c.recalculate}
-      # end
+      def mouse_wheel_up(sender, x, y)
+        return unless @style.scroll
+        return if height < max_scroll_height
 
-      # def mouse_wheel_down(sender, x, y)
-      #   @children.each {|c| c.y += @scroll_speed}
-      #   @children.each {|c| c.recalculate}
-      # end
+        if @scroll_position.y < 0
+          @scroll_position.y += @scroll_speed
+          @scroll_position.y = 0 if @scroll_position.y > 0
+          recalculate
+
+          return :handled
+        end
+      end
+
+      def mouse_wheel_down(sender, x, y)
+        return unless @style.scroll
+        return if height < max_scroll_height
+
+        if @scroll_position.y.abs < max_scroll_height
+          @scroll_position.y -= @scroll_speed
+          @scroll_position.y = -max_scroll_height if @scroll_position.y.abs > max_scroll_height
+          recalculate
+
+          return :handled
+        end
+      end
 
       def value
         @children.map { |c| c.class }.join(", ")

lib/cyberarm_engine/ui/elements/edit_line.rb

@@ -67,6 +67,8 @@ module CyberarmEngine
 
         if @last_text_value != value
           @last_text_value = value
+          @show_caret = true
+          @caret_last_interval = Gosu.milliseconds
 
           publish(:changed, value)
         end
@@ -210,6 +212,16 @@ module CyberarmEngine
         :handled
       end
 
+      def focus(sender)
+        @focus = true
+        @style.background_canvas.background = default(:active, :background)
+        @text.color = default(:active, :color)
+        window.text_input = @text_input
+        @text_input.caret_pos = @text_input.selection_start = @text_input.text.length
+
+        :handled
+      end
+
       def blur(_sender)
         @focus = false
         @style.background_canvas.background = default(:background)
@@ -251,6 +263,10 @@ module CyberarmEngine
       def value
         @text_input.text
       end
+
+      def value=(string)
+        @text_input.text = string
+      end
     end
   end
 end

lib/cyberarm_engine/ui/gui_state.rb

@@ -66,6 +66,13 @@ module CyberarmEngine
         @pending_recalculate_request = false
       end
 
+      if @pending_focus_request
+        @pending_focus_request = false
+
+        self.focus = @pending_focus_element
+        @pending_focus_element.publish(:focus)
+      end
+
       @menu&.update
       super
 
@@ -105,7 +112,10 @@ module CyberarmEngine
       @last_mouse_pos = Vector.new(window.mouse_x, window.mouse_y)
       @mouse_pos = @last_mouse_pos.clone
 
-      request_recalculate if @active_width != window.width || @active_height != window.height
+      if @active_width != window.width || @active_height != window.height
+        request_recalculate
+        @root_container.publish(:window_size_changed)
+      end
 
       @active_width  = window.width
       @active_height = window.height
@@ -212,6 +222,11 @@ module CyberarmEngine
       @pending_recalculate_request = true
     end
 
+    def request_focus(element)
+      @pending_focus_request = true
+      @pending_focus_element = element
+    end
+
     def show_menu(list_box)
       @menu = list_box
     end
@@ -219,5 +234,14 @@ module CyberarmEngine
     def hide_menu
       @menu = nil
     end
+
+    def to_s
+      # "#{self.class} children=#{@children.map { |c| c.to_s }}"
+      @root_container.to_s
+    end
+
+    def inspect
+      to_s
+    end
   end
 end

lib/cyberarm_engine/version.rb

@@ -1,4 +1,4 @@
 module CyberarmEngine
   NAME    = "InDev".freeze
-  VERSION = "0.16.0".freeze
+  VERSION = "0.17.1".freeze
 end