Made Text objects changeable dynamically

Modified text.rb so that the text= method modifies the instance variable
Modified ruby2d.c so that before rendering Text objects, it sets their value to whatever their @text variable is
Modified textcard.rb to demonstrate that Text objects can be dynamically changed

3 files changed, 10 insertions, 7 deletions

diff --git a/ext/ruby2d/ruby2d.c b/ext/ruby2d/ruby2d.c
index 300198d..71b7225 100644
--- a/ext/ruby2d/ruby2d.c
+++ b/ext/ruby2d/ruby2d.c
@@ -243,6 +243,7 @@ static void render() {
         
         data->txt->x = NUM2DBL(rb_iv_get(el, "@x"));
         data->txt->y = NUM2DBL(rb_iv_get(el, "@y"));
+        S2D_SetText(data->txt, RSTRING_PTR(rb_iv_get(el, "@text")));
         S2D_DrawText(data->txt);
       }
       break;
diff --git a/lib/ruby2d/text.rb b/lib/ruby2d/text.rb
index a695b31..9ba4e41 100644
--- a/lib/ruby2d/text.rb
+++ b/lib/ruby2d/text.rb
@@ -2,11 +2,11 @@
 
 module Ruby2D
   class Text
-    
+
     attr_accessor :x, :y, :size, :text
     
     def initialize(x=0, y=0, size=20, msg="Hello World!", font="Arial", c="white")
-      
+
       if File.exists? font
         @font = font
       else
@@ -29,7 +29,7 @@ module Ruby2D
     end
     
     def text=(t)
-      
+      @text = t
     end
     
     def remove
@@ -43,7 +43,7 @@ module Ruby2D
     def resolve_path(font)
       if RUBY_PLATFORM =~ /darwin/
         font_path = "/Library/Fonts/#{font}.ttf"
-      else
+      else  
         # Linux
         font_path = "/usr/share/fonts/truetype/#{font}.ttf"
       end
diff --git a/tests/testcard.rb b/tests/testcard.rb
index e96c217..c9204cc 100644
--- a/tests/testcard.rb
+++ b/tests/testcard.rb
@@ -135,9 +135,11 @@ Image.new(590, 400, "media/image.bmp")
 
 # Text
 Text.new(0, 250)  # Default message
-t = Text.new(0, 275, 30, "Hello Ruby 2D!", "media/bitstream_vera/vera.ttf")
-t.color = 'red'   # Doesn't work yet
-fps = Text.new(0, 325, 20)
+t1 = Text.new(0, 275, 30, "Hello Ruby 2D!", "media/bitstream_vera/vera.ttf")
+t1.color = 'red'   # Doesn't work yet
+t2 = Text.new(0, 325, 20) # Default message
+t2.text = "Text can be changed"
+fps = Text.new(0, 375, 20)
 
 # Pointer for mouse
 pointer = Square.new(0, 0, 10, 'white')