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| 1 | /* | ||
| 2 | * | ||
| 3 | * Adapted from MDrawingSurfaceInfo.java version - 1.3 96/12/20 | ||
| 4 | * | ||
| 5 | */ | ||
| 6 | |||
| 7 | package inferno.awt; | ||
| 8 | |||
| 9 | import sun.awt.DrawingSurfaceInfo; | ||
| 10 | import sun.awt.PhysicalDrawingSurface; | ||
| 11 | import sun.awt.image.ImageRepresentation; | ||
| 12 | import java.awt.Rectangle; | ||
| 13 | import java.awt.Shape; | ||
| 14 | import java.awt.image.ColorModel; | ||
| 15 | import java.awt.peer.ComponentPeer; // eventually inferno.awt.iComponentPeer ?? | ||
| 16 | |||
| 17 | /** | ||
| 18 | * The iDrawingSurfaceInfo object provides direct access for rendering | ||
| 19 | * on Components maintained by the Inferno iToolkit. | ||
| 20 | * | ||
| 21 | */ | ||
| 22 | |||
| 23 | public class iDrawingSurfaceInfo | ||
| 24 | implements DrawingSurfaceInfo, PhysicalDrawingSurface /* , iDrawingSurface */ | ||
| 25 | { | ||
| 26 | int state; | ||
| 27 | int w, h; | ||
| 28 | ComponentPeer peer = null; // eventually an iComponentPeer | ||
| 29 | ImageRepresentation imgrep; | ||
| 30 | |||
| 31 | /** | ||
| 32 | * Construct a new iDrawingSurfaceInfo for the specified peer. | ||
| 33 | */ | ||
| 34 | /* To date Inferno doesn't need this constructor from | ||
| 35 | MDrawingSurfaceInfo if it does, we'll need an | ||
| 36 | inferno.awt.iComponentPeer | ||
| 37 | iDrawingSurfaceInfo(iComponentPeer peer) { | ||
| 38 | this.peer = peer; | ||
| 39 | } | ||
| 40 | */ | ||
| 41 | |||
| 42 | /** | ||
| 43 | * Construct a new iDrawingSurfaceInfo for the specified offscreen image. | ||
| 44 | */ | ||
| 45 | iDrawingSurfaceInfo(ImageRepresentation imgrep) { | ||
| 46 | this.imgrep = imgrep; | ||
| 47 | } | ||
| 48 | |||
| 49 | // implementation of lock from sun.awt.DrawingSurfaceInfo interface | ||
| 50 | public native int lock(); | ||
| 51 | |||
| 52 | // implementation of unlock from sun.awt.DrawingSurfaceInfo interface | ||
| 53 | public native void unlock(); | ||
| 54 | |||
| 55 | // implementation of getBounds from sun.awt.DrawingSurfaceInfo interface | ||
| 56 | public Rectangle getBounds() { | ||
| 57 | Rectangle r; | ||
| 58 | // comment out to keep compiler happy, eventually may | ||
| 59 | // need this code ? - jfs | ||
| 60 | /* | ||
| 61 | if (peer != null) { | ||
| 62 | r = peer.target.getBounds(); | ||
| 63 | r.setLocation(0, 0); | ||
| 64 | } else { | ||
| 65 | r = new Rectangle(0, 0, imgrep.width, imgrep.height); | ||
| 66 | } | ||
| 67 | return r; | ||
| 68 | */ | ||
| 69 | return (r = new Rectangle(0, 0, imgrep.width, imgrep.height)); | ||
| 70 | } | ||
| 71 | |||
| 72 | // implementation of getSurface from sun.awt.DrawingSurfaceInfo interface | ||
| 73 | public PhysicalDrawingSurface getSurface() { | ||
| 74 | return this; | ||
| 75 | } | ||
| 76 | |||
| 77 | // implementation of getClip from sun.awt.DrawingSurfaceInfo interface | ||
| 78 | public Shape getClip() { | ||
| 79 | return getBounds(); | ||
| 80 | } | ||
| 81 | |||
| 82 | public ColorModel getColorModel() { | ||
| 83 | return iToolkit.getStaticColorModel(); | ||
| 84 | } | ||
| 85 | |||
| 86 | /** | ||
| 87 | * Returns a an Object pointer to the rendered $Draw->Image | ||
| 88 | * represented by this object. | ||
| 89 | */ | ||
| 90 | final native Object getDrawable(); | ||
| 91 | |||
| 92 | /** | ||
| 93 | * Return the depth (log2 of pixel width) of the | ||
| 94 | * $Draw->Image represented by this object. | ||
| 95 | */ | ||
| 96 | final native int getDepth(); | ||
| 97 | |||
| 98 | /* | ||
| 99 | for future reference: | ||
| 100 | X11DrawingSurfaceInfo implements X11DrawingSurface: | ||
| 101 | public native int getDisplay(); | ||
| 102 | public native int getDrawable(); | ||
| 103 | public native int getDepth(); | ||
| 104 | public native int getVisualID(); | ||
| 105 | public native int getColormapID(); | ||
| 106 | public ColorModel getColorModel(); | ||
| 107 | |||
| 108 | and WDrawingSurfaceInfo implements WDrawingSurface: | ||
| 109 | public native int getHWnd(); | ||
| 110 | public native int getHBitmap(); | ||
| 111 | public native int getPBits(); | ||
| 112 | public native int getHDC(); | ||
| 113 | public native int getDepth(); | ||
| 114 | public native int getHPalette(); | ||
| 115 | |||
| 116 | */ | ||
| 117 | } | ||