element.rb in cyberarm_engine-0.21.0

- old
+ new

@@ -36,10 +36,11 @@
       @style.width  = default(:width)  || nil
       @style.height = default(:height) || nil
 
       @style.background_canvas = Background.new
       @style.background_nine_slice_canvas = BackgroundNineSlice.new
+      @style.background_image_canvas = BackgroundImage.new
       @style.border_canvas = BorderCanvas.new(element: self)
 
       @style_event = :default
 
       stylize
@@ -58,10 +59,11 @@
       set_padding
       set_margin
 
       set_background
       set_background_nine_slice
+      set_background_image
 
       set_border_thickness
       set_border_color
     end
 
@@ -102,10 +104,18 @@
       @style.background_nine_slice_top       = safe_style_fetch(:background_nine_slice_top)    || @style.background_nine_slice_from_edge
       @style.background_nine_slice_right     = safe_style_fetch(:background_nine_slice_right)  || @style.background_nine_slice_from_edge
       @style.background_nine_slice_bottom    = safe_style_fetch(:background_nine_slice_bottom) || @style.background_nine_slice_from_edge
     end
 
+    def set_background_image
+      @style.background_image = safe_style_fetch(:background_image)
+      @style.background_image_mode = safe_style_fetch(:background_image_mode) || :stretch
+      @style.background_image_color = safe_style_fetch(:background_image_color) || Gosu::Color::WHITE
+      @style.background_image_canvas.mode = @style.background_image_mode
+      @style.background_image_canvas.color = @style.background_image_color
+    end
+
     def set_border_thickness
       @style.border_thickness = safe_style_fetch(:border_thickness)
 
       @style.border_thickness_left   = safe_style_fetch(:border_thickness_left)   || @style.border_thickness
       @style.border_thickness_right  = safe_style_fetch(:border_thickness_right)  || @style.border_thickness
@@ -286,10 +296,11 @@
       return unless visible?
       return unless element_visible?
 
       @style.background_canvas.draw
       @style.background_nine_slice_canvas.draw
+      @style.background_image_canvas.draw
       @style.border_canvas.draw
 
       render
     end
 
@@ -427,15 +438,38 @@
     end
 
     def dimensional_size(size, dimension)
       raise "dimension must be either :width or :height" unless %i[width height].include?(dimension)
 
-      if size.is_a?(Numeric) && size.between?(0.0, 1.0)
-        (@parent.send(:"content_#{dimension}") * size).round - send(:"noncontent_#{dimension}").round
+      new_size = if size.is_a?(Numeric) && size.between?(0.0, 1.0)
+        (@parent.send(:"content_#{dimension}") * size).floor - send(:"noncontent_#{dimension}").floor
       else
         size
       end
+
+      if @parent && @style.fill # Handle fill behavior
+        fill_siblings = @parent.children.select { |c| c.style.fill }.count.to_f # include self since we're dividing
+
+        if dimension == :width && @parent.is_a?(Flow)
+          space_available_width = ((@parent.content_width - (@parent.children.reject { |c| c.style.fill }).map(&:outer_width).sum) / fill_siblings)
+          space_available_width = space_available_width.nan? ? 0 : space_available_width.floor # The parent element might not have its dimensions, yet.
+
+          return space_available_width - noncontent_width
+
+        elsif dimension == :height && @parent.is_a?(Stack)
+          space_available_height = ((@parent.content_height - (@parent.children.reject { |c| c.style.fill }).map(&:outer_height).sum) / fill_siblings)
+          space_available_height = space_available_height.nan? ? 0 : space_available_height.floor # The parent element might not have its dimensions, yet.
+
+          return space_available_height - noncontent_height
+        end
+
+      else # Handle min_width/height and max_width/height
+        return @style.send(:"min_#{dimension}") if @style.send(:"min_#{dimension}") && new_size < @style.send(:"min_#{dimension}")
+        return @style.send(:"max_#{dimension}") if @style.send(:"max_#{dimension}") && new_size > @style.send(:"max_#{dimension}")
+      end
+
+      new_size
     end
 
     def background=(_background)
       @style.background_canvas.background = _background
       update_background
@@ -448,10 +482,11 @@
       @style.background_canvas.width  = width
       @style.background_canvas.height = height
 
       @style.background_canvas.update
       update_background_nine_slice
+      update_background_image
       @style.border_canvas.update
     end
 
     def background_nine_slice=(_image_path)
       @style.background_nine_slice_canvas.image = _image_path
@@ -473,9 +508,27 @@
       @style.background_nine_slice_canvas.top    = @style.background_nine_slice_top
       @style.background_nine_slice_canvas.right  = @style.background_nine_slice_right
       @style.background_nine_slice_canvas.bottom = @style.background_nine_slice_bottom
 
       @style.background_nine_slice_canvas.image = @style.background_nine_slice
+    end
+
+    def background_image=(image_path)
+      @style.background_image = image_path.is_a?(Gosu::Image) ? image_path : get_image(image_path)
+      update_background_image
+    end
+
+    def update_background_image
+      @style.background_image_canvas.x = @x
+      @style.background_image_canvas.y = @y
+      @style.background_image_canvas.z = @z
+      @style.background_image_canvas.width = width
+      @style.background_image_canvas.height = height
+
+      @style.background_image_canvas.mode = @style.background_image_mode
+      @style.background_image_canvas.color = @style.background_image_color
+
+      @style.background_image_canvas.image = @style.background_image
     end
 
     def root
       return self if is_root?
 