Xlib − C Language X Interface

7.2.3. Setting the Fill Style and Fill Rule . . . . . . . . . . . . . . . . . 1407.2.4. Setting the Fill Tile and Stipple . . . . . . . . . . . . . . . . . 1407.2.5. Setting the Current Font . . . . . . . . . . . . . . . . . . . . 1437.2.6. Setting the Clip Region . . . . . . . . . . . . . . . . . . . . 1437.2.7. Setting the Arc Mode, Subwindow Mode, and Graphics Exposure . . . . . . 145Chapter 8: Graphics Functions . . . . . . . . . . . . . . . . . . . . 1478.1. Clearing Areas . . . . . . . . . . . . . . . . . . . . . . . 1478.2. Copying Areas . . . . . . . . . . . . . . . . . . . . . . . 1488.3. Drawing Points, Lines, Rectangles, and Arcs . . . . . . . . . . . . . . 1508.3.1. Drawing Single and Multiple Points . . . . . . . . . . . . . . . . 1518.3.2. Drawing Single and Multiple Lines . . . . . . . . . . . . . . . . 1528.3.3. Drawing Single and Multiple Rectangles . . . . . . . . . . . . . . 1548.3.4. Drawing Single and Multiple Arcs . . . . . . . . . . . . . . . . 1568.4. Filling Areas . . . . . . . . . . . . . . . . . . . . . . . . 1588.4.1. Filling Single and Multiple Rectangles . . . . . . . . . . . . . . . 1588.4.2. Filling a Single Polygon . . . . . . . . . . . . . . . . . . . . 1598.4.3. Filling Single and Multiple Arcs . . . . . . . . . . . . . . . . . 1608.5. Font Metrics . . . . . . . . . . . . . . . . . . . . . . . . 1618.5.1. Loading and Freeing Fonts . . . . . . . . . . . . . . . . . . . 1648.5.2. Obtaining and Freeing Font Names and Information . . . . . . . . . . . 1678.5.3. Computing Character String Sizes . . . . . . . . . . . . . . . . . 1698.5.4. Computing Logical Extents . . . . . . . . . . . . . . . . . . . 1698.5.5. Querying Character String Sizes . . . . . . . . . . . . . . . . . 1718.6. Drawing Text . . . . . . . . . . . . . . . . . . . . . . . . 1728.6.1. Drawing Complex Text . . . . . . . . . . . . . . . . . . . . 1738.6.2. Drawing Text Characters . . . . . . . . . . . . . . . . . . . . 1758.6.3. Drawing Image Text Characters . . . . . . . . . . . . . . . . . 1768.7. Transferring Images between Client and Server . . . . . . . . . . . . . 178Chapter 9: Window and Session Manager Functions . . . . . . . . . . . . . 1849.1. Changing the Parent of a Window . . . . . . . . . . . . . . . . . 1849.2. Controlling the Lifetime of a Window . . . . . . . . . . . . . . . . 1859.3. Managing Installed Colormaps . . . . . . . . . . . . . . . . . . 1869.4. Setting and Retrieving the Font Search Path . . . . . . . . . . . . . . 1889.5. Grabbing the Server . . . . . . . . . . . . . . . . . . . . . . 1899.6. Killing Clients . . . . . . . . . . . . . . . . . . . . . . . 1909.7. Controlling the Screen Saver . . . . . . . . . . . . . . . . . . . 1909.8. Controlling Host Access . . . . . . . . . . . . . . . . . . . . 1929.8.1. Adding, Getting, or Removing Hosts . . . . . . . . . . . . . . . . 1939.8.2. Changing, Enabling, or Disabling Access Control . . . . . . . . . . . . 195Chapter 10: Events . . . . . . . . . . . . . . . . . . . . . . . 19710.1. Event Types . . . . . . . . . . . . . . . . . . . . . . . . 19710.2. Event Structures . . . . . . . . . . . . . . . . . . . . . . 19810.3. Event Masks . . . . . . . . . . . . . . . . . . . . . . . . 19910.4. Event Processing Overview . . . . . . . . . . . . . . . . . . . 20010.5. Keyboard and Pointer Events . . . . . . . . . . . . . . . . . . 20210.5.1. Pointer Button Events . . . . . . . . . . . . . . . . . . . . 20210.5.2. Keyboard and Pointer Events . . . . . . . . . . . . . . . . . . 20310.6. Window Entry/Exit Events . . . . . . . . . . . . . . . . . . . 20710.6.1. Normal Entry/Exit Events . . . . . . . . . . . . . . . . . . . 20910.6.2. Grab and Ungrab Entry/Exit Events . . . . . . . . . . . . . . . . 210