From abfb596bc9212c5094dc7ec3645ace4e7d35856b Mon Sep 17 00:00:00 2001
From: lstrzebinczyk <lukasz.strzebinczyk@ac-project.net>
Date: Sat, 29 Apr 2017 20:28:52 +0200
Subject: introduce lines

---
 lib/ruby2d.rb        |  1 +
 lib/ruby2d/image.rb  |  2 +-
 lib/ruby2d/line.rb   | 41 +++++++++++++++++++++++++++++++++++++++++
 lib/ruby2d/sprite.rb |  2 +-
 lib/ruby2d/text.rb   |  2 +-
 5 files changed, 45 insertions(+), 3 deletions(-)
 create mode 100644 lib/ruby2d/line.rb

(limited to 'lib')

diff --git a/lib/ruby2d.rb b/lib/ruby2d.rb
index 4c13dd9..9642aa1 100644
--- a/lib/ruby2d.rb
+++ b/lib/ruby2d.rb
@@ -7,6 +7,7 @@ require 'ruby2d/window'
 require 'ruby2d/application'
 require 'ruby2d/dsl'
 require 'ruby2d/quad'
+require 'ruby2d/line'
 require 'ruby2d/rectangle'
 require 'ruby2d/square'
 require 'ruby2d/triangle'
diff --git a/lib/ruby2d/image.rb b/lib/ruby2d/image.rb
index 85ee076..91bb3f3 100644
--- a/lib/ruby2d/image.rb
+++ b/lib/ruby2d/image.rb
@@ -15,7 +15,7 @@ module Ruby2D
         end
       end
       
-      @type_id = 3
+      @type_id = 4
       @x, @y, @path = x, y, path
       @z = z
       @color = Color.new([1, 1, 1, 1])
diff --git a/lib/ruby2d/line.rb b/lib/ruby2d/line.rb
new file mode 100644
index 0000000..5053854
--- /dev/null
+++ b/lib/ruby2d/line.rb
@@ -0,0 +1,41 @@
+# line.rb
+
+module Ruby2D
+  class Line
+    include Renderable
+    attr_accessor :x1, :x2, :y1, :y2, :color, :width
+
+    def initialize(x1, y1, x2, y2, width=2, c='white')
+      @type_id = 3
+      @x1, @y1, @x2, @y2 = x1, y1, x2, y2
+      @width = width
+      self.color = c
+      add
+    end
+    
+    def color=(c)
+      @color = Color.from(c)
+      update_color(@color)
+    end
+    
+    private
+    
+    def update_color(c)
+      if c.is_a? Color::Set
+        if c.length == 4
+          @c1 = c[0]
+          @c2 = c[1]
+          @c3 = c[2]
+          @c4 = c[3]
+        else
+          raise ArgumentError, "Lines require 4 colors, one for each vertex. #{c.length} were given."
+        end
+      else
+        @c1 = c
+        @c2 = c
+        @c3 = c
+        @c4 = c
+      end
+    end
+  end
+end
diff --git a/lib/ruby2d/sprite.rb b/lib/ruby2d/sprite.rb
index ad8dc17..93f4f58 100644
--- a/lib/ruby2d/sprite.rb
+++ b/lib/ruby2d/sprite.rb
@@ -12,7 +12,7 @@ module Ruby2D
       #   raise Error, "Cannot find image file `#{path}`"
       # end
       
-      @type_id = 4
+      @type_id = 5
       @x, @y, @path = x, y, path
       @clip_x, @clip_y, @clip_w, @clip_h = 0, 0, 0, 0
       @default = nil
diff --git a/lib/ruby2d/text.rb b/lib/ruby2d/text.rb
index b3b4529..e326029 100644
--- a/lib/ruby2d/text.rb
+++ b/lib/ruby2d/text.rb
@@ -15,7 +15,7 @@ module Ruby2D
       #   @font = resolve_path(font)
       # end
       
-      @type_id = 5
+      @type_id = 6
       @x, @y, @size = x, y, size
       @z = z
       @text = text.to_s
-- 
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