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lowlevel_randr.h
00001 /*
00002  * Copyright © 2007 Intel Corporation
00003  *
00004  * Permission is hereby granted, free of charge, to any person obtaining a copy
00005  * of this software and associated documentation files (the "Software"), to deal
00006  * in the Software without restriction, including without limitation the rights
00007  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
00008  * copies of the Software, and to permit persons to whom the Software is
00009  * furnished to do so, subject to the following conditions:
00010  *
00011  * The above copyright notice and this permission notice shall be included in
00012  * all copies or substantial portions of the Software.
00013  *
00014  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
00015  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
00016  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
00017  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
00018  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
00019  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
00020  * THE SOFTWARE.
00021  */
00022 
00023 #include <X11/Xlib.h>
00024 #include <X11/extensions/Xrandr.h>
00025 
00026 struct ScreenInfo;
00027 
00028 struct CrtcInfo {
00029     RRCrtc id;
00030     XRRCrtcInfo *info;
00031     int cur_x;
00032     int cur_y;
00033     RRMode cur_mode_id;
00034     Rotation cur_rotation;
00035     Rotation rotations;
00036     int cur_noutput;
00037 
00038     int changed;
00039 
00040     struct ScreenInfo *screen_info;
00041 };
00042 
00043 struct OutputInfo {
00044     RROutput id;
00045     XRROutputInfo *info;
00046     struct CrtcInfo *cur_crtc;
00047 
00048     int auto_set;
00049     int off_set;
00050 };
00051 
00052 struct ScreenInfo {
00053     Display *dpy;
00054     Window window;
00055     XRRScreenResources *res;
00056     int min_width, min_height;
00057     int max_width, max_height;
00058     int cur_width;
00059     int cur_height;
00060     int cur_mmWidth;
00061     int cur_mmHeight;
00062 
00063     int n_output;
00064     int n_crtc;
00065     struct OutputInfo **outputs;
00066     struct CrtcInfo **crtcs;
00067 
00068     int clone;
00069     struct CrtcInfo *primary_crtc;
00070 
00071     struct CrtcInfo *cur_crtc;
00072     struct OutputInfo *cur_output;
00073 };
00074 
00075 extern struct ScreenInfo *screen_info;
00076 extern const uint big_pixbuf[], small_pixbuf[];
00077 
00078 #ifdef __cplusplus
00079 extern "C" {
00080 #endif
00081 void free_screen_info (struct ScreenInfo *screen_info);
00082 
00083 struct ScreenInfo* internal_read_screen_info (Display *);
00084 
00085 int internal_set_screen_size (struct ScreenInfo *screen_info);
00086 void internal_output_auto (struct ScreenInfo *screen_info, struct OutputInfo *output_info);
00087 void internal_output_off (struct ScreenInfo *screen_info, struct OutputInfo *output);
00088 void internal_output_set_primary (struct ScreenInfo *screen_info, RROutput output_id);
00089 struct CrtcInfo* internal_auto_find_crtc (struct ScreenInfo *screen_info, struct OutputInfo *output_info);
00090 
00091 XRRModeInfo *internal_find_mode_by_xid (struct ScreenInfo *screen_info, RRMode mode_id);
00092 int internal_mode_height (XRRModeInfo *mode_info, Rotation rotation);
00093 int internal_mode_width (XRRModeInfo *mode_info, Rotation rotation);
00094 int internal_get_width_by_output_id (struct ScreenInfo *screen_info, RROutput output_id);
00095 int internal_get_height_by_output_id (struct ScreenInfo *screen_info, RROutput output_id);
00096 char *internal_get_output_name (struct ScreenInfo *screen_info, RROutput id);
00097 Status internal_crtc_apply (struct CrtcInfo *crtc_info);
00098 Status internal_crtc_disable (struct CrtcInfo *crtc);
00099 int internal_main_low_apply (struct ScreenInfo *screen_info);
00100 
00101 #ifdef __cplusplus
00102 }
00103 #endif

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