dws

a new direct/dynamic/dri/drm based window system
git clone git://git.suckless.org/dws
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dws.h (2887B)

      1 /* See LICENSE file for license details */
      2 
      3 typedef enum {
      4 	CompositorTypeSrcOver,
      5 	CompositorTypeEnd
      6 } DCompositorType;
      7 
      8 typedef enum {
      9 	EventTypeKeyPress,
     10 	EventTypeKeyRelease,
     11 	EventTypeButtonPress,
     12 	EventTypeButtonRelease,
     13 	EventTypePointerMove,
     14 	EventTypeExpose,
     15 } DEventType;
     16 
     17 typedef enum {
     18 	InputTypeMouse,
     19 	InputTypeKeyboard,
     20 	InputTypeEnd
     21 } DInputType;
     22 
     23 typedef struct DCompositor  DCompositor;
     24 typedef struct DDisplay     DDisplay;
     25 typedef struct DEvent       DEvent;
     26 typedef struct DImage       DImage;
     27 typedef struct DInput       DInput;
     28 typedef struct DRectangle   DRectangle;
     29 typedef struct DScreen      DScreen;
     30 typedef struct DSurface     DSurface;
     31 
     32 struct DRectangle {
     33 	int          x;
     34 	int          y;
     35 	unsigned int w;
     36 	unsigned int h;
     37 };
     38 
     39 struct DCompositor {
     40 	unsigned int     id;
     41 	DCompositorType  type;
     42 };
     43 
     44 struct DDisplay {
     45 	unsigned int  id;
     46 	DRectangle    r; /* virtual rectangle spanned over all screens */
     47 	DCompositor  *compositor;
     48 	DSurface     *surfaces;
     49 	DScreen      *screens;
     50 	DInput       *inputs;
     51 };
     52 
     53 struct DEvent {
     54 	unsigned int  id;
     55 	DEventType    type;
     56 };
     57 
     58 struct DImage{
     59 	unsigned int  id;
     60 	DRectangle    r;
     61 	void         *data;
     62 };
     63 
     64 struct DInput {
     65 	unsigned int  id;
     66 	DInputType    type;
     67 	DInput       *next;
     68 };
     69 
     70 struct DScreen {
     71 	unsigned int  id;
     72 	DDisplay     *dpy;
     73 	DRectangle    r;
     74 	DScreen      *next;
     75 };
     76 
     77 struct DSurface {
     78 	unsigned int   id;
     79 	DDisplay      *dpy;
     80 	DSurface      *parent; /* if parent == NULL, then it's the root surface */
     81 	DSurface     **childs;
     82 	DSurface      *prev;
     83 	DSurface      *next;
     84 };
     85 
     86 DDisplay *DOpen(const char *server);
     87 void DClose(DDisplay *dpy);
     88 
     89 DScreen *DGetScreens(DDisplay *dpy);
     90 
     91 DCompositor *DCreateCompositor(DDisplay *dpy, DCompositorType type);
     92 void DSetCompositor(DDisplay *dpy, DSurface *root, DCompositor *compositor);
     93 
     94 DSurface *DGetRootSurface(DDisplay *dpy);
     95 DSurface *DCreateSurface(DDisplay *dpy, DSurface *parent, DRectangle size);
     96 void DMapSurface(DDisplay *dpy, DSurface *surface);
     97 void DUnmapSurface(DDisplay *dpy, DSurface *surface);
     98 void DResizeSurface(DDisplay *dpy, DSurface *surface, DRectangle newsize);
     99 void DDestroySurface(DDisplay *dpy, DSurface *surface);
    100 
    101 void DDrawImage(DDisplay *dpy, DSurface *surface, DRectangle destr, DRectangle srcr, DImage *src);
    102 DImage *DCopyImage(DDisplay *dpy, DSurface *surface, DRectangle r);
    103 void DFreeImage(DDisplay *dpy, DImage *img);
    104 
    105 DInput *DGetInput(DDisplay *dpy, DInputType type);
    106 
    107 void DAddEventListener(DDisplay *dpy, void (*listener)(DEvent *event));
    108 void DRemoveEventListener(DDisplay *dpy, void (*listener)(DEvent *event));
    109 
    110 void DCommit(DDisplay *dpy);
    111 
    112 #if 0
    113 
    114 	/* hello world example */
    115 	DDisplay *dpy = DOpen(NULL);
    116 	DScreen *screen0 = &DGetScreens(dpy)[0];
    117 	DSurface *window = DCreateSurface(dpy, DGetRootSurface(dpy), screen0->r);
    118 	DMapSurface(dpy, window);
    119 	DCommit(dpy);
    120 	DDestroySurface(dpy, window);
    121 	DClose(dpy);
    122 
    123 #endif