Sams Teach Yourself Java™ in 24 Hours (Covering Java 7 and Android)

ptg7068951 HOUR 23:Creating Java2D Graphics This rectangle has its upper-left corner at the (10,10) coordinate. The third and fo ...

ptg7068951 Baking a Pie Graph . The height of the rectangle . The point on the ellipse where the arc should begin (in degrees fr ...

ptg7068951 334 HOUR 23:Creating Java2D Graphics TABLE 23.1 U.S. Student Loan Repayments Amount repaid by students $101 billion A ...

ptg7068951 Baking a Pie Graph 335 A new helper class, PieSlice, is used to represent each slice in the pie graph: importjava.awt ...

ptg7068951 336 HOUR 23:Creating Java2D Graphics The currentinstance variable is used to put each slice into its own ele- ment of ...

ptg7068951 Baking a Pie Graph 337 13: background= getBackground(); 14: } 15: 16: public voidaddSlice(Color sColor, floatsSize) { ...

ptg7068951 338 HOUR 23:Creating Java2D Graphics Listing 23.1 defines a PiePanelclass in lines 1–54 and a PieSlicehelper class in ...

ptg7068951 Baking a Pie Graph 339 43: } catch(Exception exc) { 44: // ignore error 45: } 46: } 47: 48: public static void main(S ...

ptg7068951 340 HOUR 23:Creating Java2D Graphics Summary By using fonts, colors and graphics, you can draw more attention to ele- ...

ptg7068951 341 Q&A Q. How can I draw arcs that go clockwise rather than counterclockwise? A. Yo u c a n a c c o m p l i s h ...

ptg7068951 342 HOUR 23:Creating Java2D Graphics Quiz Which one of the following is nota constant used to select a color? A. Col ...

ptg7068951 WHAT YOU’LL LEARN IN THIS HOUR: .Why Android was created .How to create an Android app .How an Android app is structu ...

ptg7068951 344 HOUR 24:Writing Android Apps This effort started slowly, but since early 2010 it has exploded and become a genuin ...

ptg7068951 Creating an Android App 345 Fifteen years later, the Android platform is hosting as many as a billion Java programs a ...

ptg7068951 346 HOUR 24:Writing Android Apps For a simple app like this one, an early target is OK. Choose Android 2.2. In the A ...

ptg7068951 Creating an Android App 347 you add depending on the capabilities of the app, but these starting files and folders al ...

ptg7068951 348 HOUR 24:Writing Android Apps . default.properties—A build file generated by the Android Plug-in that you should n ...

ptg7068951 Creating an Android App 349 Strings and other resources are given a name and a value, just like a vari- able in Java. ...

ptg7068951 350 HOUR 24:Writing Android Apps Setting Up an Android Emulator Before you can build anAndroid app, you must set its ...

ptg7068951 Creating an Android App 351 Click Create AVD. The new emulator is created, which might take a little while (no longe ...