tailieunhanh - THE GIMP Bible PHẦN 3

Để truy cập vào nó, nhấp vào Chỉnh sửa Phím tắt. Khi bạn làm điều đó, bạn sẽ nhận được một hộp thoại như một trong những trong hình 1-25. Sử dụng hộp thoại này là khá đơn giản. Chỉ cần điều hướng thông qua các hành động có sẵn hoặc sử dụng thanh tìm kiếm ở phía trên để nhập vào tên của một hành động | Part II Getting Started Tip. This table has a pretty daunting list of mouse keyboard combinations that may be tough to remember. Your life can be simplified a bit by using the radio buttons in the tool options for the Paths tool shown in Figure 5-4. The combinations in Table 5-1 all work when you have the Paths tool in Design mode. However if you know that you don t want to create new anchors and you just want to adjust an existing path you can switch to Edit mode in the tool options and your controls will be limited to editing paths. If you just want to move path components without editing them or creating new anchors using the Paths tool s Move mode will simplify things for you so you don t have to remember as many keyboard shortcuts. Of course once you have the shortcuts down you can edit paths at an incredible pace. A good trick is to pay attention to the status bar at the bottom of the image window. It gives you hints about helpful keyboard shortcuts to use while editing. Creating a Path from a Selection Although drawing your own custom path gives you the ultimate control over how it s shaped it s often helpful if you re given a head start. Perhaps you re given a symbol or a logo to work with but it s a very small raster image and you ve been asked to enlarge it. If you try to simply scale it up chances are good that it will be blurry and possibly pixelated. However if you could get it in paths resizing might be simpler. Fortunately because most logos and symbols are solid colors it s pretty easy to do this quickly. Note that this example uses a few concepts discussed later in this chapter including the Paths dockable dialog and converting a path to a selection. If you want to find out more about these things flip forward a few pages to preview them. 1. With the Fuzzy Select U or Select by Color Shift O tools select one of the solid colors in the logo. This gives you a base selection to work with. You may have to go in and clean up the selection but it really