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DRAWING SHAPES                                                                         CHAPTER                                     DRAWING SHAPES


                  IN SCRATCH                                                                               9                                We have learned how to control sprites in the previous chapter. In this chapter, we will learn


                                                                                                                                            about creating shapes. Thus, we can repeat the actions of a stack of blocks by making use
                                                                                                                                            of the various blocks in the Control block category.



                                                                                                                                            PEN BLOCK
                                                                                                                                            Pen blocks provide a trail for the sprite and give instructions to change the colour, size
                                                                                                                                            and shade of the trail. These blocks are colour-coded as dark green and used to draw

                                                                                                                                            shapes in Scratch. We can add pen blocks by clicking on the Add Extension button, then
                                                                                                                                            clicking on Pen extension to add it. Let us read pen blocks and their functions.
                                 Hello Aadya! You have learnt                Topics Covered                      95%

                                 earlier about changing a sprite’s                 Drawing Shapes                                                              Blocks                                            Functions
                                 look and appearance. Now, let’s                   Controlling a Sprite
                                 dive a little deeper into it.                     Working with Two Sprites
                                                                                                                                                    pen down                                It places the pen in the down position.



                                                                                                                                                    pen up                                  It disables  drawing operations  by  lifting  the
                                                                                                                                                                                            pen.


                                                                                                                                                    set pen color to                        It specifies the colour to be used while drawing.
                  Yes, Techie. I would absolutely love to do scuba diving with a sprite.

                  Hehehe!
                                                                                                                                                    Change pen color          by 10         It modifies the colour of a line.



                                                                                                                                                                                            It modifies the thickness of the pen. You can
                                                                                                                                                                                            also change the thickness  by writing the
                                                                                                                                                    Change pen by  1
                                                                                                                                                                                            desired number in the number box, number 1

                                  Are you kidding me, Aadya? I am talking about learning to create shapes                                                                                   being the least thick.
                                  and working on sprites.                                                                                                                                   It draws or stamps the image of a sprite onto
                                                                                                                                                    stamp
                                                                                                                                                                                            the stage.


                                                                                                                                                    erase all                               It erases the pen marks from the stage.




                                           Oh Yes! Techie, let's learn more about Scratch.                                                  Drawing A Line
                                                                                                                                            To draw a line, follow the given steps:


                                                                                                                                            Step  1       Drag a  when     clicked   block to the scripts area from the Events menu.




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