REVIEWED: examples: Replace TABS and Remove trailing spaces

examples/shapes/shapes_lines_drawing.c

@@ -16,6 +16,7 @@
 ********************************************************************************************/
 
 #include "raylib.h"
+
 #include "raymath.h"
 
 //------------------------------------------------------------------------------------
@@ -39,9 +40,6 @@ int main(void)
     // The canvas to draw lines on
     RenderTexture canvas = LoadRenderTexture(screenWidth, screenHeight);
 
-	// The background color of the canvas
-	const Color backgroundColor = RAYWHITE;
-
     // The line's thickness
     float lineThickness = 8.0f;
     // The lines hue (in HSV, from 0-360)
@@ -49,7 +47,7 @@ int main(void)
 
     // Clear the canvas to the background color
     BeginTextureMode(canvas);
-		ClearBackground(backgroundColor);
+        ClearBackground(RAYWHITE);
     EndTextureMode();
 
     SetTargetFPS(60);
@@ -67,7 +65,7 @@ int main(void)
         if (IsMouseButtonPressed(MOUSE_BUTTON_MIDDLE))
         {
             BeginTextureMode(canvas);
-				ClearBackground(backgroundColor);
+                ClearBackground(RAYWHITE);
             EndTextureMode();
         }
 
@@ -92,20 +90,14 @@ int main(void)
                 // Create the final color
                 drawColor = ColorFromHSV(lineHue, 1.0f, 1.0f);
             }
-			else if (rightButtonDown) 
+            else if (rightButtonDown) drawColor = RAYWHITE; // Use the background color as an "eraser"
-			{
-				// Use the background color as an "eraser"
-				drawColor = backgroundColor;
-			}
 
             // Draw the line onto the canvas
             BeginTextureMode(canvas);
-            
                 // Circles act as "caps", smoothing corners
                 DrawCircleV(mousePositionPrevious, lineThickness/2.0f, drawColor);
                 DrawCircleV(GetMousePosition(), lineThickness/2.0f, drawColor);
                 DrawLineEx(mousePositionPrevious, GetMousePosition(), lineThickness, drawColor);
-                
             EndTextureMode();
         }
 
@@ -120,6 +112,7 @@ int main(void)
         // Draw
         //----------------------------------------------------------------------------------
         BeginDrawing();
+
             // Draw the render texture to the screen, flipped vertically to make it appear top-side up
             DrawTextureRec(canvas.texture, (Rectangle){ 0.0f, 0.0f, (float)canvas.texture.width,(float)-canvas.texture.height }, Vector2Zero(), WHITE);
 
@@ -128,14 +121,14 @@ int main(void)
 
             // Draw the hint text
             if (startText) DrawText("try clicking and dragging!", 275, 215, 20, LIGHTGRAY);
+
         EndDrawing();
         //----------------------------------------------------------------------------------
     }
 
     // De-Initialization
     //--------------------------------------------------------------------------------------
-	// Unload the canvas render texture
+    UnloadRenderTexture(canvas); // Unload the canvas render texture
-	UnloadRenderTexture(canvas);
 
     CloseWindow();        // Close window and OpenGL context
     //--------------------------------------------------------------------------------------