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efl/src/lib/ecore_x/ecore_x_randr.c

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#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include "Ecore.h"
#include "ecore_x_private.h"
#include "Ecore_X.h"
/* NB: FIXME:
*
* A lot of this code uses XRRGetScreenInfo and then calls
* XRRFreeScreenConfigInfo. Typically this is not an Unheard of thing to do,
* however this process of getting config and freeing config does force a
* round-trip to the X server */
/* local variables */
static Eina_Bool _randr_avail = EINA_FALSE;
static Ecore_X_Atom connector_type = 0;
static Ecore_X_Atom connector_number = 0;
#ifdef ECORE_XRANDR
# define RANDR_VERSION_1_1 ((1 << 16) | 1)
# define RANDR_VERSION_1_2 ((1 << 16) | 2)
# define RANDR_VERSION_1_3 ((1 << 16) | 3)
# define RANDR_VERSION_1_4 ((1 << 16) | 4)
# define RANDR_EDID_VERSION_1_3 ((1 << 8) | 3)
# define RANDR_EDID_VERSION_MAJOR 0x12
# define RANDR_EDID_VERSION_MINOR 0x13
# define RANDR_EDID_MANUFACTURER 0x08
# define RANDR_EDID_BLOCK 0x36
typedef enum _Ecore_X_Randr_Edid_Aspect_Ratio_Preferred
{
RANDR_EDID_ASPECT_RATIO_PREFERRED_4_3 = 0x00,
RANDR_EDID_ASPECT_RATIO_PREFERRED_16_9 = 0x01,
RANDR_EDID_ASPECT_RATIO_PREFERRED_16_10 = 0x02,
RANDR_EDID_ASPECT_RATIO_PREFERRED_5_4 = 0x03,
RANDR_EDID_ASPECT_RATIO_PREFERRED_15_9 = 0x04
} Ecore_X_Randr_Edid_Aspect_Ratio_Preferred;
static int _randr_major, _randr_minor, _randr_version;
XRRScreenResources *(*_ecore_x_randr_screen_resources_get)(Display *disp, Window win);
#endif
/* local functions */
void
_ecore_x_randr_init(void)
{
#ifdef ECORE_XRANDR
_randr_major = 1;
_randr_minor = 4;
_randr_version = 0;
/* try to query the randr extenstion version */
if (XRRQueryVersion(_ecore_x_disp, &_randr_major, &_randr_minor))
{
_randr_version = (_randr_major << 16) | _randr_minor;
if (_randr_version >= RANDR_VERSION_1_3)
_ecore_x_randr_screen_resources_get = XRRGetScreenResourcesCurrent;
else if (_randr_version == RANDR_VERSION_1_2)
_ecore_x_randr_screen_resources_get = XRRGetScreenResources;
_randr_avail = EINA_TRUE;
connector_type = ecore_x_atom_get(RR_PROPERTY_CONNECTOR_TYPE);
connector_number = ecore_x_atom_get(RR_PROPERTY_CONNECTOR_NUMBER);
}
#endif
}
/* public functions */
EAPI int
ecore_x_randr_version_get(void)
{
#ifdef ECORE_XRANDR
if (_randr_avail) return _randr_version;
#endif
return -1;
}
EAPI Eina_Bool
ecore_x_randr_query(void)
{
return _randr_avail;
}
/**
* @brief This function returns the current config timestamp from
* XRRScreenConfiguration.
*
* @param root root window to query screen configuration from
*
* @returns The screen configuration timestamp
*
* @since 1.8
*/
EAPI Ecore_X_Time
ecore_x_randr_config_timestamp_get(Ecore_X_Window root)
{
Ecore_X_Time timestamp = 0;
#ifdef ECORE_XRANDR
XRRScreenConfiguration *cfg;
/* try to get the screen configuration from Xrandr */
if ((cfg = XRRGetScreenInfo(_ecore_x_disp, root)))
{
Time tm;
XRRConfigTimes(cfg, &tm);
timestamp = (Ecore_X_Time)tm;
/* free any returned screen config */
if (cfg) XRRFreeScreenConfigInfo(cfg);
}
#endif
return timestamp;
}
/***************************************
* API Functions for RandR version 1.1 *
***************************************/
/*
* @param root window which's primary output will be queried
*/
EAPI Ecore_X_Randr_Orientation
ecore_x_randr_screen_primary_output_orientations_get(Ecore_X_Window root)
{
#ifdef ECORE_XRANDR
Rotation ret = 0, crot = 0;
/* get the rotations available from XRandr */
ret = XRRRotations(_ecore_x_disp,
XRRRootToScreen(_ecore_x_disp, root), &crot);
return ret;
#else
return 0;
#endif
}
/*
* @param root window which's primary output will be queried
* @return the current orientation of the root window's screen primary output
*/
EAPI Ecore_X_Randr_Orientation
ecore_x_randr_screen_primary_output_orientation_get(Ecore_X_Window root)
{
#ifdef ECORE_XRANDR
Rotation ret = 0;
/* get the current rotation available from XRandr */
XRRRotations(_ecore_x_disp,
XRRRootToScreen(_ecore_x_disp, root), &ret);
return ret;
#else
return 0;
#endif
}
/*
* @brief Sets a given screen's primary output's orientation.
*
* @param root Window which's screen's primary output will be queried.
* @param orientation orientation which should be set for the root window's
* screen primary output.
* @return @c EINA_TRUE if the primary output's orientation could be
* successfully altered.
*/
EAPI Eina_Bool
ecore_x_randr_screen_primary_output_orientation_set(Ecore_X_Window root, Ecore_X_Randr_Orientation orient)
{
#ifdef ECORE_XRANDR
Eina_Bool ret = EINA_FALSE;
Rotation crot = 0;
XRRScreenConfiguration *cfg = NULL;
int id = 0;
/* try to get the screen config from XRandr */
if (!(cfg = XRRGetScreenInfo(_ecore_x_disp, root)))
return EINA_FALSE;
/* get the screen's current size id */
id = XRRConfigCurrentConfiguration(cfg, &crot);
/* attempt to set the new orientation */
if (!XRRSetScreenConfig(_ecore_x_disp, cfg, root, id, orient, CurrentTime))
ret = EINA_TRUE;
/* free any returned screen config */
if (cfg) XRRFreeScreenConfigInfo(cfg);
return ret;
#else
return EINA_FALSE;
#endif
}
/*
* @brief gets a screen's primary output's possible sizes
* @param root window which's primary output will be queried
* @param num number of sizes reported as supported by the screen's primary output
* @return an array of sizes reported as supported by the screen's primary output or - if query failed - NULL
*/
EAPI Ecore_X_Randr_Screen_Size_MM *
ecore_x_randr_screen_primary_output_sizes_get(Ecore_X_Window root, int *num)
{
if (num) *num = 0;
#ifdef ECORE_XRANDR
Ecore_X_Randr_Screen_Size_MM *ret = NULL;
XRRScreenSize *sizes;
int n = 0, i = 0;
/* retrieve the number of sizes from X, and the sizes themselves.
*
* NB: don't have to free the returned sizes */
sizes = XRRSizes(_ecore_x_disp, XRRRootToScreen(_ecore_x_disp, root), &n);
if (!sizes) return NULL;
if (n <= 0) return NULL;
/* try to allocate our structure for these sizes */
if (!(ret = calloc(n, sizeof(Ecore_X_Randr_Screen_Size_MM))))
return NULL;
if (num) *num = n;
/* fill in our allocated structure with the screen sizes */
for (i = 0; i < n; i++)
{
ret[i].width = sizes[i].width;
ret[i].height = sizes[i].height;
ret[i].width_mm = sizes[i].mwidth;
ret[i].height_mm = sizes[i].mheight;
}
return ret;
#else
return NULL;
#endif
}
EAPI void
ecore_x_randr_screen_primary_output_current_size_get(Ecore_X_Window root, int *w, int *h, int *w_mm, int *h_mm, int *size_index)
{
#ifdef ECORE_XRANDR
XRRScreenConfiguration *cfg = NULL;
/* try to get the screen config from XRandr */
if ((cfg = XRRGetScreenInfo(_ecore_x_disp, root)))
{
XRRScreenSize *sizes;
Rotation crot = 0;
int n = 0;
/* retrieve the number of sizes from X, and the sizes themselves.
*
* NB: don't have to free the returned sizes */
sizes =
XRRSizes(_ecore_x_disp, XRRRootToScreen(_ecore_x_disp, root), &n);
if ((sizes) && (n > 0))
{
int idx = 0;
/* get the index of the current configuration */
idx = XRRConfigCurrentConfiguration(cfg, &crot);
/* if the index is valid, then fill in the return variables with
* the size information for this index */
if ((idx < n) && (idx >= 0))
{
if (w) *w = sizes[idx].width;
if (h) *h = sizes[idx].height;
if (w_mm) *w_mm = sizes[idx].mwidth;
if (h_mm) *h_mm = sizes[idx].mheight;
if (size_index) *size_index = idx;
}
}
/* free the returned screen config */
XRRFreeScreenConfigInfo(cfg);
}
#endif
}
/*
* @brief Sets a given screen's primary output size, but disables all other
* outputs at the same time.
*
* @param root Window which's primary output will be queried.
* @param size_index Within the list of sizes reported as supported by the root
* window's screen primary output.
* @return @c EINA_TRUE on success, @c EINA_FALSE on failure due to e.g.
* invalid times.
*/
EAPI Eina_Bool
ecore_x_randr_screen_primary_output_size_set(Ecore_X_Window root, int size_index)
{
#ifdef ECORE_XRANDR
Eina_Bool ret = EINA_FALSE;
int n = 0;
/* check for valid size index first */
if (size_index < 0) return EINA_FALSE;
/* get the number of sizes from XRandr */
XRRSizes(_ecore_x_disp, XRRRootToScreen(_ecore_x_disp, root), &n);
/* make sure the requested index is below the number returned from randr */
if (size_index < n)
{
XRRScreenConfiguration *cfg = NULL;
/* try to get the screen config from XRandr */
if ((cfg = XRRGetScreenInfo(_ecore_x_disp, root)))
{
/* try to set the new screen config
*
* NB: Returns Success (0) if it works */
if (!XRRSetScreenConfig(_ecore_x_disp, cfg, root, size_index,
ECORE_X_RANDR_ORIENTATION_ROT_0,
CurrentTime))
{
ret = EINA_TRUE;
}
/* free the returned screen config */
XRRFreeScreenConfigInfo(cfg);
}
}
return ret;
#else
return EINA_FALSE;
#endif
}
/*
* @param root window which's primary output will be queried
* @return currently used refresh rate or - if request failed or RandRR is not available - 0.0
*/
EAPI Ecore_X_Randr_Refresh_Rate
ecore_x_randr_screen_primary_output_current_refresh_rate_get(Ecore_X_Window root)
{
#ifdef ECORE_XRANDR
XRRScreenConfiguration *cfg = NULL;
/* try to get the screen config from XRandr */
if ((cfg = XRRGetScreenInfo(_ecore_x_disp, root)))
{
Ecore_X_Randr_Refresh_Rate ret = 0.0;
/* try to get the current refresh rate */
ret = XRRConfigCurrentRate(cfg);
/* free the returned screen config */
XRRFreeScreenConfigInfo(cfg);
return ret;
}
#endif
return 0.0;
}
/*
* @param root window which's primary output will be queried
* @param size_index referencing the size to query valid refresh rates for
* @return currently used refresh rate or - if request failed or RandRR is not available - NULL
*/
EAPI Ecore_X_Randr_Refresh_Rate *
ecore_x_randr_screen_primary_output_refresh_rates_get(Ecore_X_Window root, int size_index, int *num)
{
#ifdef ECORE_XRANDR
Ecore_X_Randr_Refresh_Rate *rates = NULL;
int n = 0;
/* try to get the refresh rates for this screen */
if ((rates = XRRRates(_ecore_x_disp,
XRRRootToScreen(_ecore_x_disp, root), size_index, &n)))
{
Ecore_X_Randr_Refresh_Rate *ret = NULL;
if (n == 0) return NULL;
/* try to allocate space for the return */
if ((ret = malloc(n * sizeof(Ecore_X_Randr_Refresh_Rate))))
{
int i = 0;
/* fill in our return values */
for (i = 0; i < n; i++)
ret[i] = rates[i];
if (num) *num = n;
return ret;
}
}
#endif
return NULL;
}
/*
* @brief Sets the current primary output's refresh rate.
*
* @param root Window which's primary output will be queried.
* @param size_index Referencing the size to be set.
* @param rate The refresh rate to be set.
* @return @c EINA_TRUE on success, @c EINA_FALSE otherwise.
*/
EAPI Eina_Bool
ecore_x_randr_screen_primary_output_refresh_rate_set(Ecore_X_Window root, int size_index, Ecore_X_Randr_Refresh_Rate rate)
{
#ifdef ECORE_XRANDR
if (_randr_version >= RANDR_VERSION_1_1)
{
XRRScreenConfiguration *cfg = NULL;
/* try to get the screen config from XRandr */
if ((cfg = XRRGetScreenInfo(_ecore_x_disp, root)))
{
Eina_Bool ret = EINA_FALSE;
Rotation rot = 0;
/* get the current rotation */
XRRConfigRotations(cfg, &rot);
/* try to set the new screen config
*
* NB: Returns Success (0) if it works */
if (!XRRSetScreenConfigAndRate(_ecore_x_disp, cfg, root,
size_index, rot, rate, CurrentTime))
{
ret = EINA_TRUE;
}
/* free the returned screen config */
XRRFreeScreenConfigInfo(cfg);
return ret;
}
}
#endif
return EINA_FALSE;
}
/***************************************
* API Functions for RandR version 1.2 *
***************************************/
/**
* @brief Enable event selection. This enables basic interaction with
* output/crtc events and requires RandR >= 1.2.
*
* @param win Select this window's properties for RandR events.
* @param on Enable/disable selecting.
*/
EAPI void
ecore_x_randr_events_select(Ecore_X_Window win, Eina_Bool on)
{
#ifdef ECORE_XRANDR
int mask = 0;
if (on)
{
mask = RRScreenChangeNotifyMask;
if (_randr_version >= RANDR_VERSION_1_2)
mask |= (RRCrtcChangeNotifyMask | RROutputChangeNotifyMask |
RROutputPropertyNotifyMask);
}
/* tell randr what events we want to listen to for this window */
XRRSelectInput(_ecore_x_disp, win, mask);
#endif
}
/*
* @param w width of screen in px
* @param h height of screen in px
*/
EAPI void
ecore_x_randr_screen_current_size_get(Ecore_X_Window root, int *w, int *h, int *w_mm, int *h_mm)
{
#ifdef ECORE_XRANDR
if (_randr_version >= RANDR_VERSION_1_2)
{
int scr = 0;
/* get the screen number */
scr = XRRRootToScreen(_ecore_x_disp, root);
if (w) *w = DisplayWidth(_ecore_x_disp, scr);
if (h) *h = DisplayHeight(_ecore_x_disp, scr);
if (w_mm) *w_mm = DisplayWidthMM(_ecore_x_disp, scr);
if (h_mm) *h_mm = DisplayHeightMM(_ecore_x_disp, scr);
}
#endif
}
/*
* @param root window which's screen will be queried
* @param wmin minimum width the screen can be set to
* @param hmin minimum height the screen can be set to
* @param wmax maximum width the screen can be set to
* @param hmax maximum height the screen can be set to
*/
EAPI void
ecore_x_randr_screen_size_range_get(Ecore_X_Window root, int *wmin, int *hmin, int *wmax, int *hmax)
{
#ifdef ECORE_XRANDR
if (_randr_version >= RANDR_VERSION_1_2)
{
int swmin = 0, shmin = 0, swmax = 0, shmax = 0;
/* try to get the screen size range from XRandr
*
* NB: returns 1 on success */
if ((XRRGetScreenSizeRange(_ecore_x_disp, root, &swmin, &shmin,
&swmax, &shmax)))
{
/* fill in the return variables */
if (wmin) *wmin = swmin;
if (hmin) *hmin = shmin;
if (wmax) *wmax = swmax;
if (hmax) *hmax = shmax;
}
}
#endif
}
/**
* @brief removes unused screen space. The most upper left CRTC is set to 0x0
* and all other CRTCs dx,dy respectively.
* @param root the window's screen which will be reset.
*/
EAPI void
ecore_x_randr_screen_reset(Ecore_X_Window root)
{
#ifdef ECORE_XRANDR
XRRScreenResources *res = NULL;
if (_randr_version < RANDR_VERSION_1_2) return;
/* try to get the screen resources from Xrandr */
if ((res = _ecore_x_randr_screen_resources_get(_ecore_x_disp, root)))
{
if (res->ncrtc > 0)
{
Ecore_X_Randr_Crtc crtcs[res->ncrtc];
int i = 0, nenabled = 0;
int nw = 0, nh = 0;
int dx = 100000, dy = 100000;
for (i = 0; i < res->ncrtc; i++)
{
XRRCrtcInfo *info = NULL;
/* try to get the crtc info from Xrandr */
if (!(info = XRRGetCrtcInfo(_ecore_x_disp, res, res->crtcs[i])))
continue;
/* safety check */
if ((info->mode <= 0) || (info->noutput == 0))
{
/* free the crtc info */
XRRFreeCrtcInfo(info);
continue;
}
crtcs[nenabled++] = res->crtcs[i];
if ((int)(info->x + info->width) > nw)
nw = (info->x + info->width);
if ((int)(info->y + info->height) > nh)
nh = (info->y + info->height);
if (info->x < dx) dx = info->x;
if (info->y < dy) dy = info->y;
/* free the crtc info */
XRRFreeCrtcInfo(info);
}
/* free the resources */
XRRFreeScreenResources(res);
if ((dx > 0) || (dy > 0))
{
if (ecore_x_randr_move_crtcs(root, crtcs, nenabled, -dx, -dy))
{
nw -= dx;
nh -= dy;
}
}
ecore_x_randr_screen_current_size_set(root, nw, nh, -1, -1);
}
}
#endif
}
/*
* @param root Window which's screen's size should be set. If invalid (e.g.
* @c NULL) no action is taken.
* @param w Width in px the screen should be set to. If out of valid
* boundaries, current value is assumed.
* @param h Height in px the screen should be set to. If out of valid
* boundaries, current value is assumed.
* @param w_mm Width in mm the screen should be set to. If @c 0, current
* aspect is assumed.
* @param h_mm Height in mm the screen should be set to. If @c 0, current
* aspect is assumed.
* @return @c EINA_TRUE if request was successfully sent or screen is already
* in requested size, @c EINA_FALSE if parameters are invalid.
*/
EAPI Eina_Bool
ecore_x_randr_screen_current_size_set(Ecore_X_Window root, int w, int h, int w_mm, int h_mm)
{
#ifdef ECORE_XRANDR
if (_randr_version >= RANDR_VERSION_1_2)
{
int cw = 0, ch = 0, cwmm = 0, chmm = 0;
int wmin = 0, hmin = 0, wmax = 0, hmax = 0;
/* get the current screen size */
ecore_x_randr_screen_current_size_get(root, &cw, &ch, &cwmm, &chmm);
/* compare to the values passed in. if there are no changes, get out */
if ((w == cw) && (h == ch) &&
((w_mm == -1) || (w_mm == cwmm)) &&
((h_mm == -1) || (h_mm == chmm)))
return EINA_TRUE;
/* get the current size range */
ecore_x_randr_screen_size_range_get(root, &wmin, &hmin, &wmax, &hmax);
/* compare to the values passed in. make sure they are within range */
if ((w != 0) && ((w < wmin) || (w > wmax))) return EINA_FALSE;
if ((h != 0) && ((h < hmin) || (h > hmax))) return EINA_FALSE;
/* safety check some values */
if (w <= 0) w = cw;
if (h <= 0) h = ch;
if (w_mm <= 0)
{
if (cw > 0)
w_mm = (int)(((double)(cwmm / (double)cw)) * (double)w);
else
w_mm = (int)(((double)(cwmm)) * (double)w);
}
if (h_mm <= 0)
{
if (ch > 0)
h_mm = (int)(((double)(chmm / (double)ch)) * (double)h);
else
h_mm = (int)(((double)(chmm)) * (double)h);
}
/* tell XRandr to set screen size */
XRRSetScreenSize(_ecore_x_disp, root, w, h, w_mm, h_mm);
return EINA_TRUE;
}
#endif
return EINA_FALSE;
}
/*
* @brief get detailed information for all modes related to a root window's screen
* @param root window which's screen's resources are queried
* @param num number of modes returned
* @return modes' information
*/
EAPI Ecore_X_Randr_Mode_Info **
ecore_x_randr_modes_info_get(Ecore_X_Window root, int *num)
{
if (num) *num = 0;
#ifdef ECORE_XRANDR
XRRScreenResources *res = NULL;
if (_randr_version < RANDR_VERSION_1_2) return NULL;
/* try to get the screen resources from Xrandr */
if ((res = _ecore_x_randr_screen_resources_get(_ecore_x_disp, root)))
{
Ecore_X_Randr_Mode_Info **ret = NULL;
/* set the returned number of modes */
if (num) *num = res->nmode;
/* if we did not get any modes from X, then cleanup and return */
if (res->nmode == 0)
{
/* free the resources */
XRRFreeScreenResources(res);
return NULL;
}
/* try to allocate space for our return variable */
if ((ret = (Ecore_X_Randr_Mode_Info **)
malloc(res->nmode * sizeof(Ecore_X_Randr_Mode_Info *))))
{
int i = 0;
/* loop through all the modes and assign to our return var */
for (i = 0; i < res->nmode; i++)
{
if ((ret[i] = malloc(sizeof(Ecore_X_Randr_Mode_Info))))
{
ret[i]->xid = res->modes[i].id;
ret[i]->width = res->modes[i].width;
ret[i]->height = res->modes[i].height;
ret[i]->dotClock = res->modes[i].dotClock;
ret[i]->hSyncStart = res->modes[i].hSyncStart;
ret[i]->hSyncEnd = res->modes[i].hSyncEnd;
ret[i]->hTotal = res->modes[i].hTotal;
ret[i]->hSkew = res->modes[i].hSkew;
ret[i]->vSyncStart = res->modes[i].vSyncStart;
ret[i]->vSyncEnd = res->modes[i].vSyncEnd;
ret[i]->vTotal = res->modes[i].vTotal;
if (res->modes[i].nameLength > 0)
{
if ((ret[i]->name =
(malloc(res->modes[i].nameLength + 1))))
strncpy(ret[i]->name, res->modes[i].name,
(res->modes[i].nameLength + 1));
else
ret[i]->name = NULL;
}
else
ret[i]->name = NULL;
ret[i]->nameLength = res->modes[i].nameLength;
ret[i]->modeFlags = res->modes[i].modeFlags;
}
else
{
while (i > 0)
free(ret[--i]);
free(ret);
ret = NULL;
break;
}
}
}
/* free the resources */
XRRFreeScreenResources(res);
return ret;
}
#endif
return NULL;
}
/*
* @brief Add a mode to a display.
*
* @param root Window to which's screen's ressources are added.
* @param mode_info
* @return Ecore_X_Randr_Mode of the added mode. Ecore_X_Randr_None if mode
* adding failed.
* @since 1.2.0
*/
EAPI Ecore_X_Randr_Mode
ecore_x_randr_mode_info_add(Ecore_X_Window root, Ecore_X_Randr_Mode_Info *mode_info)
{
#ifdef ECORE_XRANDR
if (_randr_version >= RANDR_VERSION_1_2)
{
Ecore_X_Randr_Mode mode = 0;
/* if we have valid mode_info from the user, then ask XRandr to
* create the new mode using that as base */
if (mode_info)
mode = XRRCreateMode(_ecore_x_disp, root, (XRRModeInfo *)mode_info);
return mode;
}
#endif
return 0;
}
/*
* @brief Delete a mode from the display.
*
* @param mode_info
* @since 1.2.0
*/
EAPI void
ecore_x_randr_mode_del(Ecore_X_Randr_Mode mode)
{
#ifdef ECORE_XRANDR
if (_randr_version >= RANDR_VERSION_1_2)
XRRDestroyMode(_ecore_x_disp, mode);
#endif
}
/*
* @brief get detailed information for a given mode id
* @param root window which's screen's ressources are queried
* @param mode the XID which identifies the mode of interest
* @return mode's detailed information
*/
EAPI Ecore_X_Randr_Mode_Info *
ecore_x_randr_mode_info_get(Ecore_X_Window root, Ecore_X_Randr_Mode mode)
{
#ifdef ECORE_XRANDR
XRRScreenResources *res = NULL;
if (_randr_version < RANDR_VERSION_1_2) return NULL;
/* try to get the screen resources from Xrandr */
if ((res = _ecore_x_randr_screen_resources_get(_ecore_x_disp, root)))
{
Ecore_X_Randr_Mode_Info *ret = NULL;
int i = 0;
if (res->nmode == 0)
{
/* free the resources */
XRRFreeScreenResources(res);
return NULL;
}
/* loop the mode informations and find the one we want */
for (i = 0; i < res->nmode; i++)
{
/* compare mode ids */
if (res->modes[i].id != mode) continue;
/* try to allocate our return mode information structure */
if (!(ret = malloc(sizeof(Ecore_X_Randr_Mode_Info))))
break;
/* copy the mode information into our return structure */
ret->xid = res->modes[i].id;
ret->width = res->modes[i].width;
ret->height = res->modes[i].height;
ret->dotClock = res->modes[i].dotClock;
ret->hSyncStart = res->modes[i].hSyncStart;
ret->hSyncEnd = res->modes[i].hSyncEnd;
ret->hTotal = res->modes[i].hTotal;
ret->hSkew = res->modes[i].hSkew;
ret->vSyncStart = res->modes[i].vSyncStart;
ret->vSyncEnd = res->modes[i].vSyncEnd;
ret->vTotal = res->modes[i].vTotal;
ret->modeFlags = res->modes[i].modeFlags;
ret->name = NULL;
ret->nameLength = 0;
if (res->modes[i].nameLength > 0)
{
ret->nameLength = res->modes[i].nameLength;
if ((ret->name = malloc(res->modes[i].nameLength + 1)))
strncpy(ret->name, res->modes[i].name,
(res->modes[i].nameLength + 1));
}
break;
}
/* free the resources */
XRRFreeScreenResources(res);
return ret;
}
#endif
return NULL;
}
/*
* @brief Free detailed mode information. The pointer handed in will be set to
* @c NULL after freeing the memory.
*
* @param mode_info The mode information that should be freed.
*/
EAPI void
ecore_x_randr_mode_info_free(Ecore_X_Randr_Mode_Info *mode_info)
{
#ifdef ECORE_XRANDR
if (_randr_version >= RANDR_VERSION_1_2)
{
if (mode_info)
{
if (mode_info->name) free(mode_info->name);
free(mode_info);
}
}
#endif
}
/*
* @brief Get all known CRTCs related to a root window's screen.
*
* @param root Window which's screen's ressources are queried.
* @param num Number of CRTCs returned.
* @return CRTC IDs.
*/
EAPI Ecore_X_Randr_Crtc *
ecore_x_randr_crtcs_get(Ecore_X_Window root, int *num)
{
if (num) *num = 0;
#ifdef ECORE_XRANDR
XRRScreenResources *res = NULL;
if (_randr_version < RANDR_VERSION_1_2) return NULL;
/* try to get the screen resources from Xrandr */
if ((res = _ecore_x_randr_screen_resources_get(_ecore_x_disp, root)))
{
Ecore_X_Randr_Crtc *ret = NULL;
if (res->ncrtc == 0)
{
/* free the resources */
XRRFreeScreenResources(res);
return NULL;
}
/* try to allocate space for our return variable */
if ((ret = malloc(res->ncrtc * sizeof(Ecore_X_Randr_Crtc))))
{
int i = 0;
if (num) *num = res->ncrtc;
/* copy the crtc information into our return variable */
for (i = 0; i < res->ncrtc; i++)
ret[i] = res->crtcs[i];
}
/* free the resources */
XRRFreeScreenResources(res);
return ret;
}
#endif
return NULL;
}
EAPI Ecore_X_Randr_Output *
ecore_x_randr_outputs_get(Ecore_X_Window root, int *num)
{
if (num) *num = 0;
#ifdef ECORE_XRANDR
XRRScreenResources *res = NULL;
if (_randr_version < RANDR_VERSION_1_2) return NULL;
/* try to get the screen resources from Xrandr */
if ((res = _ecore_x_randr_screen_resources_get(_ecore_x_disp, root)))
{
Ecore_X_Randr_Output *ret = NULL;
if (res->noutput == 0)
{
/* free the resources */
XRRFreeScreenResources(res);
return NULL;
}
/* try to allocate space for our return variable */
if ((ret = malloc(res->noutput * sizeof(Ecore_X_Randr_Output))))
{
int i = 0;
if (num) *num = res->noutput;
/* copy the output information into our return variable */
for (i = 0; i < res->noutput; i++)
ret[i] = res->outputs[i];
}
/* free the resources */
XRRFreeScreenResources(res);
return ret;
}
#endif
return NULL;
}
/*
* @brief Get the outputs, which display a certain window.
*
* @param window Window the displaying outputs shall be found for
* @param num The number of outputs displaying the window
* @return Array of outputs that display a certain window. @c NULL if no
* outputs was found that displays the specified window.
*/
EAPI Ecore_X_Randr_Output *
ecore_x_randr_window_outputs_get(Ecore_X_Window window, int *num)
{
if (num) *num = 0;
#ifdef ECORE_XRANDR
Ecore_X_Window root;
Ecore_X_Randr_Crtc *crtcs = NULL;
int ncrtcs = 0;
if (_randr_version < RANDR_VERSION_1_2) return NULL;
/* grab this windows root window */
root = ecore_x_window_root_get(window);
/* get the crtcs from xrandr */
if ((crtcs = ecore_x_randr_crtcs_get(root, &ncrtcs)))
{
XRRScreenResources *res = NULL;
Ecore_X_Randr_Output *ret = NULL;
/* try to get the screen resources from Xrandr
*
* NB: We do this ONCE here as we reuse it for every crtc.
* NB: The old code used to loop and fetch the screen resources on
* every crtc */
if ((res = _ecore_x_randr_screen_resources_get(_ecore_x_disp, root)))
{
Ecore_X_Randr_Output *tret = NULL;
int i = 0, nret = 0;
/* for each crtc, get it's outputs */
for (i = 0, nret = 0; i < ncrtcs; i++)
{
XRRCrtcInfo *crtc = NULL;
/* try to get the crtc info for this crtc */
if (!(crtc = XRRGetCrtcInfo(_ecore_x_disp, res, crtcs[i])))
continue;
if (crtc->noutput > 0)
{
/* try to reallocate our return variable */
if ((tret = realloc(ret, ((nret + crtc->noutput) *
sizeof(Ecore_X_Randr_Output)))))
{
ret = tret;
memcpy(&ret[nret], crtc->outputs,
(crtc->noutput * sizeof(Ecore_X_Randr_Output)));
nret += crtc->noutput;
}
}
/* free the crtc info */
XRRFreeCrtcInfo(crtc);
}
if (num) *num = nret;
/* free the resources */
XRRFreeScreenResources(res);
}
/* free any allocated crtcs from the get function */
free(crtcs);
return ret;
}
#endif
return NULL;
}
/*
* @deprecated bad naming. Use ecore_x_randr_window_outputs_get instead.
* @brief Get the outputs, which display a certain window.
*
* @param window Window the displaying outputs shall be found for.
* @param num The number of outputs displaying the window.
* @return Array of outputs that display a certain window. @c NULL if no
* outputs was found that displays the specified window.
*/
EAPI Ecore_X_Randr_Output *
ecore_x_randr_current_output_get(Ecore_X_Window window, int *num)
{
return ecore_x_randr_window_outputs_get(window, num);
}
/*
* @brief get the CRTCs, which display a certain window
* @param window window the displaying crtcs shall be found for
* @param num the number of crtcs displaying the window
* @return Array of crtcs that display a certain window. @c NULL if no crtcs
* was found that displays the specified window.
* @since 1.2.0
*/
EAPI Ecore_X_Randr_Crtc *
ecore_x_randr_window_crtcs_get(Ecore_X_Window window, int *num)
{
if (num) *num = 0;
#ifdef ECORE_XRANDR
Ecore_X_Window root;
Ecore_X_Randr_Crtc *crtcs = NULL;
int ncrtcs = 0;
if (_randr_version < RANDR_VERSION_1_2) return NULL;
/* grab this windows root window */
root = ecore_x_window_root_get(window);
/* get the crtcs from xrandr */
if ((crtcs = ecore_x_randr_crtcs_get(root, &ncrtcs)))
{
XRRScreenResources *res = NULL;
Ecore_X_Randr_Crtc *ret = NULL;
if (ncrtcs < 1)
{
free(crtcs);
return NULL;
}
/* make sure we can allocate our return variable */
if (!(ret = calloc(1, ncrtcs * sizeof(Ecore_X_Randr_Crtc))))
{
free(crtcs);
return NULL;
}
/* try to get the screen resources from Xrandr
*
* NB: We do this ONCE here as we reuse it for every crtc.
* NB: The old code used to loop and fetch the screen resources on
* every crtc */
if ((res = _ecore_x_randr_screen_resources_get(_ecore_x_disp, root)))
{
Window tw;
Eina_Rectangle wrect, crect;
int i = 0, nret = 0;
/* get the geometry of this window */
ecore_x_window_geometry_get(window, &wrect.x, &wrect.y,
&wrect.w, &wrect.h);
/* translate coordinates relative to root window */
XTranslateCoordinates(_ecore_x_disp, window, root,
0, 0, &wrect.x, &wrect.y, &tw);
for (i = 0; i < ncrtcs; i++)
{
XRRCrtcInfo *info = NULL;
/* try to get crtc info */
if ((info = XRRGetCrtcInfo(_ecore_x_disp, res, crtcs[i])))
{
/* check if crtc is enabled */
if (info->mode != 0)
{
/* enabled. get geometry */
crect.x = info->x;
crect.y = info->y;
crect.w = info->width;
crect.h = info->height;
/* check intersection with window */
if (eina_rectangles_intersect(&wrect, &crect))
{
/* add if intersect */
ret[nret] = crtcs[i];
nret++;
}
}
/* free the crtc info */
XRRFreeCrtcInfo(info);
}
}
/* free the resources */
XRRFreeScreenResources(res);
if (num) *num = nret;
}
free(crtcs);
return ret;
}
#endif
return NULL;
}
/*
* @deprecated bad naming. Use ecore_x_randr_window_crtcs_get instead.
* @brief get the CRTCs, which display a certain window
* @param window window the displaying crtcs shall be found for
* @param num the number of crtcs displaying the window
* @return Array of crtcs that display a certain window. @c NULL if no crtcs
* was found that displays the specified window.
*/
EAPI Ecore_X_Randr_Crtc *
ecore_x_randr_current_crtc_get(Ecore_X_Window window, int *num)
{
return ecore_x_randr_window_crtcs_get(window, num);
}
/*
* @brief get a CRTC's outputs.
* @param root the root window which's screen will be queried
* @param num number of outputs referenced by given CRTC
*/
EAPI Ecore_X_Randr_Output *
ecore_x_randr_crtc_outputs_get(Ecore_X_Window root, Ecore_X_Randr_Crtc crtc, int *num)
{
if (num) *num = 0;
#ifdef ECORE_XRANDR
XRRScreenResources *res = NULL;
if (_randr_version < RANDR_VERSION_1_2) return NULL;
/* try to get the screen resources from Xrandr */
if ((res = _ecore_x_randr_screen_resources_get(_ecore_x_disp, root)))
{
XRRCrtcInfo *info = NULL;
Ecore_X_Randr_Output *ret = NULL;
/* try to get crtc info */
if ((info = XRRGetCrtcInfo(_ecore_x_disp, res, crtc)))
{
/* if we have no outputs, return NULL */
if (info->noutput == 0)
{
/* free the crtc info */
XRRFreeCrtcInfo(info);
/* free the resources */
XRRFreeScreenResources(res);
return NULL;
}
/* try to allocate our return struct */
if ((ret = malloc(info->noutput * sizeof(Ecore_X_Randr_Output))))
{
int i = 0;
/* loop the outputs on this crtc */
for (i = 0; i < info->noutput; i++)
ret[i] = info->outputs[i];
if (num) *num = info->noutput;
}
/* free the crtc info */
XRRFreeCrtcInfo(info);
}
/* free the resources */
XRRFreeScreenResources(res);
return ret;
}
#endif
return NULL;
}
/*
* @brief get a CRTC's possible outputs.
* @param root the root window which's screen will be queried
* @param num number of possible outputs referenced by given CRTC
*/
EAPI Ecore_X_Randr_Output *
ecore_x_randr_crtc_possible_outputs_get(Ecore_X_Window root, Ecore_X_Randr_Crtc crtc, int *num)
{
if (num) *num = 0;
#ifdef ECORE_XRANDR
XRRScreenResources *res = NULL;
if (_randr_version < RANDR_VERSION_1_2) return NULL;
/* try to get the screen resources from Xrandr */
if ((res = _ecore_x_randr_screen_resources_get(_ecore_x_disp, root)))
{
XRRCrtcInfo *info = NULL;
Ecore_X_Randr_Output *ret = NULL;
/* try to get crtc info */
if ((info = XRRGetCrtcInfo(_ecore_x_disp, res, crtc)))
{
if (info->npossible == 0)
{
/* free the crtc info */
XRRFreeCrtcInfo(info);
/* free the resources */
XRRFreeScreenResources(res);
return NULL;
}
/* try to allocate our return struct */
if ((ret = malloc(info->npossible * sizeof(Ecore_X_Randr_Output))))
{
int i = 0;
/* loop the outputs on this crtc */
for (i = 0; i < info->npossible; i++)
ret[i] = info->possible[i];
if (num) *num = info->npossible;
}
/* free the crtc info */
XRRFreeCrtcInfo(info);
}
/* free the resources */
XRRFreeScreenResources(res);
return ret;
}
#endif
return NULL;
}
EAPI void
ecore_x_randr_crtc_geometry_get(Ecore_X_Window root, Ecore_X_Randr_Crtc crtc, int *x, int *y, int *w, int *h)
{
#ifdef ECORE_XRANDR
XRRScreenResources *res = NULL;
if (_randr_version < RANDR_VERSION_1_2) return;
/* try to get the screen resources from Xrandr */
if ((res = _ecore_x_randr_screen_resources_get(_ecore_x_disp, root)))
{
XRRCrtcInfo *info = NULL;
/* try to get crtc info */
if ((info = XRRGetCrtcInfo(_ecore_x_disp, res, crtc)))
{
if (x) *x = info->x;
if (y) *y = info->y;
if (w) *w = info->width;
if (h) *h = info->height;
/* free the crtc info */
XRRFreeCrtcInfo(info);
}
/* free the resources */
XRRFreeScreenResources(res);
}
#endif
}
EAPI void
ecore_x_randr_crtc_pos_get(Ecore_X_Window root, Ecore_X_Randr_Crtc crtc, int *x, int *y)
{
#ifdef ECORE_XRANDR
if (_randr_version < RANDR_VERSION_1_2) return;
ecore_x_randr_crtc_geometry_get(root, crtc, x, y, NULL, NULL);
#endif
}
/*
* @brief Sets the position of given CRTC within root window's screen.
*
* @param root The window's screen to be queried.
* @param crtc The CRTC which's position within the mentioned screen is to be
* altered.
* @param x Position on the x-axis (0 == left) of the screen. if x < 0 current
* value will be kept.
* @param y Position on the y-ayis (0 == top) of the screen. if y < 0, current
* value will be kept.
* @return @c EINA_TRUE if position could successfully be altered.
*/
EAPI Eina_Bool
ecore_x_randr_crtc_pos_set(Ecore_X_Window root, Ecore_X_Randr_Crtc crtc, int x, int y)
{
#ifdef ECORE_XRANDR
int cx = 0, cy = 0, cw = 0, ch = 0;
int sw = 0, sh = 0, nw = 0, nh = 0;
if (_randr_version < RANDR_VERSION_1_2) return EINA_FALSE;
/* grab the current crtc geometry */
ecore_x_randr_crtc_geometry_get(root, crtc, &cx, &cy, &cw, &ch);
/* grab the current screen geometry */
ecore_x_randr_screen_current_size_get(root, &sw, &sh, NULL, NULL);
/* safety check some values */
if (x < 0) x = cx;
if (y < 0) y = cy;
if ((x + cw) > sw) nw = (x + cw);
if ((y + ch) > sh) nh = (y + ch);
if ((nw > 0) && (nh > 0))
{
/* try to update the current screen geometry */
if (!ecore_x_randr_screen_current_size_set(root, nw, nh, 0, 0))
return EINA_FALSE;
}
/* try to set the new crtc position */
return ecore_x_randr_crtc_settings_set(root, crtc, NULL, -1, x, y, -1, -1);
#endif
return EINA_FALSE;
}
/**
* @brief Get the current set mode of a given CRTC
* @param root the window's screen to be queried
* @param crtc the CRTC which's should be queried
* @return currently set mode or - in case parameters are invalid -
* Ecore_X_Randr_Unset
*/
EAPI Ecore_X_Randr_Mode
ecore_x_randr_crtc_mode_get(Ecore_X_Window root, Ecore_X_Randr_Crtc crtc)
{
#ifdef ECORE_XRANDR
XRRScreenResources *res = NULL;
if (_randr_version < RANDR_VERSION_1_2) return -1;
/* try to get the screen resources from Xrandr */
if ((res = _ecore_x_randr_screen_resources_get(_ecore_x_disp, root)))
{
XRRCrtcInfo *info = NULL;
Ecore_X_Randr_Mode ret = -1;
/* try to get crtc info */
if ((info = XRRGetCrtcInfo(_ecore_x_disp, res, crtc)))
{
/* get the mode */
ret = info->mode;
/* free the crtc info */
XRRFreeCrtcInfo(info);
}
/* free the resources */
XRRFreeScreenResources(res);
return ret;
}
#endif
return -1;
}
/**
* @brief Sets a mode for a CRTC and the outputs attached to it.
*
* @param root The window's screen to be queried.
* @param crtc The CRTC which shall be set.
* @param outputs Array of outputs which have to be compatible with the mode.
* If @c NULL, CRTC will be disabled.
* @param noutputs Number of outputs in array to be used. Use
* Ecore_X_Randr_Unset (or @c -1) to use currently used outputs.
* @param mode XID of the mode to be set. If set to @c 0 the CRTC will be
* disabled. If set to @c -1 the call will fail.
* @return @c EINA_TRUE if mode setting was successful, @c EINA_FALSE
* otherwise.
*/
EAPI Eina_Bool
ecore_x_randr_crtc_mode_set(Ecore_X_Window root, Ecore_X_Randr_Crtc crtc, Ecore_X_Randr_Output *outputs, int noutputs, Ecore_X_Randr_Mode mode)
{
#ifdef ECORE_XRANDR
if (_randr_version < RANDR_VERSION_1_2) return EINA_FALSE;
return ecore_x_randr_crtc_settings_set(root, crtc, outputs, noutputs,
-1, -1, mode, -1);
#endif
return EINA_FALSE;
}
EAPI void
ecore_x_randr_crtc_size_get(Ecore_X_Window root, Ecore_X_Randr_Crtc crtc, int *w, int *h)
{
#ifdef ECORE_XRANDR
if (_randr_version < RANDR_VERSION_1_2) return;
ecore_x_randr_crtc_geometry_get(root, crtc, NULL, NULL, w, h);
#endif
}
EAPI Ecore_X_Randr_Refresh_Rate
ecore_x_randr_crtc_refresh_rate_get(Ecore_X_Window root, Ecore_X_Randr_Crtc crtc EINA_UNUSED, Ecore_X_Randr_Mode mode)
{
#ifdef ECORE_XRANDR
XRRScreenResources *res = NULL;
if (_randr_version < RANDR_VERSION_1_2) return 0.0;
/* try to get the screen resources from Xrandr */
if ((res = _ecore_x_randr_screen_resources_get(_ecore_x_disp, root)))
{
int i = 0;
double ret = 0.0;
for (i = 0; i < res->nmode; i++)
{
if (res->modes[i].id == mode)
{
if ((res->modes[i].hTotal) && (res->modes[i].vTotal))
{
ret = ((double)res->modes[i].dotClock /
((double)res->modes[i].hTotal *
(double)res->modes[i].vTotal));
}
break;
}
}
/* free the resources */
XRRFreeScreenResources(res);
return ret;
}
#endif
return 0.0;
}
EAPI Ecore_X_Randr_Orientation
ecore_x_randr_crtc_orientations_get(Ecore_X_Window root, Ecore_X_Randr_Crtc crtc)
{
#ifdef ECORE_XRANDR
XRRScreenResources *res = NULL;
if (_randr_version < RANDR_VERSION_1_2) return 0;
/* try to get the screen resources from Xrandr */
if ((res = _ecore_x_randr_screen_resources_get(_ecore_x_disp, root)))
{
XRRCrtcInfo *info = NULL;
Ecore_X_Randr_Orientation ret = 0;
/* try to get crtc info */
if ((info = XRRGetCrtcInfo(_ecore_x_disp, res, crtc)))
{
/* get the mode */
ret = info->rotations;
/* free the crtc info */
XRRFreeCrtcInfo(info);
}
/* free the resources */
XRRFreeScreenResources(res);
return ret;
}
#endif
return 0;
}
EAPI Ecore_X_Randr_Orientation
ecore_x_randr_crtc_orientation_get(Ecore_X_Window root, Ecore_X_Randr_Crtc crtc)
{
#ifdef ECORE_XRANDR
XRRScreenResources *res = NULL;
if (_randr_version < RANDR_VERSION_1_2) return 0;
/* try to get the screen resources from Xrandr */
if ((res = _ecore_x_randr_screen_resources_get(_ecore_x_disp, root)))
{
XRRCrtcInfo *info = NULL;
Ecore_X_Randr_Orientation ret = 0;
/* try to get crtc info */
if ((info = XRRGetCrtcInfo(_ecore_x_disp, res, crtc)))
{
/* get the mode */
ret = info->rotation;
/* free the crtc info */
XRRFreeCrtcInfo(info);
}
/* free the resources */
XRRFreeScreenResources(res);
return ret;
}
#endif
return 0;
}
EAPI Eina_Bool
ecore_x_randr_crtc_orientation_set(Ecore_X_Window root, Ecore_X_Randr_Crtc crtc, const Ecore_X_Randr_Orientation orientation)
{
#ifdef ECORE_XRANDR
if (_randr_version < RANDR_VERSION_1_2) return EINA_FALSE;
if (orientation != 0)
return ecore_x_randr_crtc_settings_set(root, crtc, NULL,
-1, -1, -1, -1, orientation);
#endif
return EINA_FALSE;
}
EAPI Eina_Bool
ecore_x_randr_crtc_clone_set(Ecore_X_Window root, Ecore_X_Randr_Crtc original, Ecore_X_Randr_Crtc cln)
{
#ifdef ECORE_XRANDR
Eina_Bool ret = EINA_FALSE;
XRRScreenResources *res = NULL;
if (_randr_version < RANDR_VERSION_1_2) return EINA_FALSE;
/* try to get the screen resources from Xrandr */
if ((res = _ecore_x_randr_screen_resources_get(_ecore_x_disp, root)))
{
XRRCrtcInfo *info = NULL;
Ecore_X_Randr_Orientation orig_orient = 0;
Ecore_X_Randr_Mode orig_mode = -1;
int ox = 0, oy = 0;
/* try to get crtc info for original crtc */
if ((info = XRRGetCrtcInfo(_ecore_x_disp, res, original)))
{
ox = info->x;
oy = info->y;
orig_orient = info->rotation;
orig_mode = info->mode;
/* free the crtc info */
XRRFreeCrtcInfo(info);
}
ret = ecore_x_randr_crtc_settings_set(root, cln, NULL, -1, ox, oy,
orig_mode, orig_orient);
/* free the resources */
XRRFreeScreenResources(res);
return ret;
}
#endif
return EINA_FALSE;
}
/**
* @brief Sets the demanded parameters for a given CRTC. Note that the CRTC is
* auto enabled in it's preferred mode, when it was disabled before.
*
* @param root The root window which's default display will be queried.
* @param crtc The CRTC which's configuration should be altered.
* @param outputs An array of outputs, that should display this CRTC's content.
* @param noutputs Number of outputs in the array of outputs. If set to
* Ecore_X_Randr_Unset, current outputs and number of outputs will be used.
* If set to Ecore_X_Randr_None, CRTC will be disabled.
* @param x New x coordinate. If <0 (e.g. Ecore_X_Randr_Unset) the current x
* corrdinate will be assumed.
* @param y New y coordinate. If <0 (e.g. Ecore_X_Randr_Unset) the current y
* corrdinate will be assumed.
* @param mode The new mode to be set. If Ecore_X_Randr_None is passed, the
* CRTC will be disabled. If Ecore_X_Randr_Unset is passed, the current mode is
* assumed.
* @param orientation The new orientation to be set. If Ecore_X_Randr_Unset is
* used, the current mode is assumed.
* @return @c EINA_TRUE if the configuration alteration was successful,
* @c EINA_FALSE otherwise.
*/
EAPI Eina_Bool
ecore_x_randr_crtc_settings_set(Ecore_X_Window root, Ecore_X_Randr_Crtc crtc, Ecore_X_Randr_Output *outputs, int noutputs, int x, int y, Ecore_X_Randr_Mode mode, Ecore_X_Randr_Orientation orientation)
{
#ifdef ECORE_XRANDR
Eina_Bool ret = EINA_FALSE;
XRRScreenResources *res = NULL;
if (_randr_version < RANDR_VERSION_1_2) return EINA_FALSE;
/* try to get the screen resources from Xrandr */
if ((res = _ecore_x_randr_screen_resources_get(_ecore_x_disp, root)))
{
RRCrtc rcrtc;
RROutput *routputs = NULL;
XRRCrtcInfo *info = NULL;
Eina_Bool need_free = EINA_FALSE;
int i = 0;
rcrtc = (RRCrtc)crtc;
/* try to get crtc info for original crtc */
if (!(info = XRRGetCrtcInfo(_ecore_x_disp, res, rcrtc)))
{
/* free the resources */
XRRFreeScreenResources(res);
return EINA_FALSE;
}
if ((int)mode == -1) mode = info->mode;
if ((int)orientation == -1) orientation = info->rotation;
if (x < 0) x = info->x;
if (y < 0) y = info->y;
if (noutputs < 0)
{
noutputs = info->noutput;
if (noutputs > 0)
{
routputs = malloc(noutputs * sizeof(RROutput));
for (i = 0; i < noutputs; i++)
routputs[i] = info->outputs[i];
need_free = EINA_TRUE;
}
}
else if (noutputs > 0)
{
routputs = malloc(noutputs * sizeof(RROutput));
for (i = 0; i < noutputs; i++)
routputs[i] = (RROutput)outputs[i];
need_free = EINA_TRUE;
}
/* try to set the crtc config */
if (!XRRSetCrtcConfig(_ecore_x_disp, res, rcrtc, CurrentTime,
x, y, mode, orientation,
routputs, noutputs))
ret = EINA_TRUE;
if (need_free) free(routputs);
/* free the crtc info */
XRRFreeCrtcInfo(info);
/* free the resources */
XRRFreeScreenResources(res);
}
return ret;
#endif
return EINA_FALSE;
}
/**
* @brief Sets a CRTC relative to another one.
*
* @param root The root window which's default display will be set.
* @param crtc_r1 The CRTC to be positioned.
* @param crtc_r2 The CRTC the position should be relative to.
* @param policy The relation between the crtcs.
* @param alignment In case CRTCs size differ, aligns CRTC1 accordingly at
* CRTC2's borders.
* @return @c EINA_TRUE if crtc could be successfully positioned, @c EINA_FALSE
* if repositioning failed or if position of new crtc would be out of given
* screen's min/max bounds.
*/
EAPI Eina_Bool
ecore_x_randr_crtc_pos_relative_set(Ecore_X_Window root, Ecore_X_Randr_Crtc crtc_r1, Ecore_X_Randr_Crtc crtc_r2, Ecore_X_Randr_Output_Policy policy, Ecore_X_Randr_Relative_Alignment alignment)
{
#ifdef ECORE_XRANDR
Eina_Rectangle r1, r2;
int mw = 0, mh = 0, sw = 0, sh = 0;
int nx = 0, ny = 0;
if (_randr_version < RANDR_VERSION_1_2) return EINA_FALSE;
/* check each crtc has a valid mode */
if (ecore_x_randr_crtc_mode_get(root, crtc_r1) == 0) return EINA_FALSE;
if (ecore_x_randr_crtc_mode_get(root, crtc_r2) == 0) return EINA_FALSE;
/* get the geometry of each crtc */
ecore_x_randr_crtc_geometry_get(root, crtc_r1, &r1.x, &r1.y, &r1.w, &r1.h);
ecore_x_randr_crtc_geometry_get(root, crtc_r2, &r2.x, &r2.y, &r2.w, &r2.h);
/* get the geometry of the screen */
ecore_x_randr_screen_size_range_get(root, NULL, NULL, &mw, &mh);
ecore_x_randr_screen_current_size_get(root, &sw, &sh, NULL, NULL);
switch (policy)
{
case ECORE_X_RANDR_OUTPUT_POLICY_RIGHT:
nx = (r2.x + r2.w);
switch (alignment)
{
case ECORE_X_RANDR_RELATIVE_ALIGNMENT_NONE:
ny = -1;
break;
case ECORE_X_RANDR_RELATIVE_ALIGNMENT_CENTER_REL:
ny = ((int)(((double)r2.h / 2.0) + r2.y - ((double)r1.h / 2.0)));
break;
case ECORE_X_RANDR_RELATIVE_ALIGNMENT_CENTER_SCR:
ny = ((int)((double)sh / 2.0) - ((double)r1.h / 2.0));
break;
}
break;
case ECORE_X_RANDR_OUTPUT_POLICY_LEFT:
nx = (r2.x - r1.w);
switch (alignment)
{
case ECORE_X_RANDR_RELATIVE_ALIGNMENT_NONE:
ny = -1;
break;
case ECORE_X_RANDR_RELATIVE_ALIGNMENT_CENTER_REL:
ny = ((int)(((double)r2.h / 2.0) + r2.y - ((double)r1.h / 2.0)));
break;
case ECORE_X_RANDR_RELATIVE_ALIGNMENT_CENTER_SCR:
ny = ((int)((double)sh / 2.0) - ((double)r1.h / 2.0));
break;
}
break;
case ECORE_X_RANDR_OUTPUT_POLICY_BELOW:
ny = (r2.y + r2.h);
switch (alignment)
{
case ECORE_X_RANDR_RELATIVE_ALIGNMENT_NONE:
nx = -1;
break;
case ECORE_X_RANDR_RELATIVE_ALIGNMENT_CENTER_REL:
nx = ((int)((((double)r2.x + (double)r2.w) / 2.0) -
((double)r1.w / 2.0)));
break;
case ECORE_X_RANDR_RELATIVE_ALIGNMENT_CENTER_SCR:
nx = ((int)((double)sw / 2.0));
break;
}
break;
case ECORE_X_RANDR_OUTPUT_POLICY_ABOVE:
ny = (r2.y - r1.h);
switch (alignment)
{
case ECORE_X_RANDR_RELATIVE_ALIGNMENT_NONE:
nx = -1;
break;
case ECORE_X_RANDR_RELATIVE_ALIGNMENT_CENTER_REL:
nx = ((int)((((double)r2.x + (double)r2.w) / 2.0) -
((double)r1.w / 2.0)));
break;
case ECORE_X_RANDR_RELATIVE_ALIGNMENT_CENTER_SCR:
nx = ((int)((double)sw / 2.0));
break;
}
break;
case ECORE_X_RANDR_OUTPUT_POLICY_CLONE:
return ecore_x_randr_crtc_pos_set(root, crtc_r1, r2.x, r2.y);
break;
case ECORE_X_RANDR_OUTPUT_POLICY_NONE:
break;
default:
return EINA_FALSE;
}
if ((nx == r1.x) && (ny == r1.y)) return EINA_TRUE;
if (((ny + r1.h) > mh) || ((nx + r1.w) > mw)) return EINA_FALSE;
return ecore_x_randr_crtc_pos_set(root, crtc_r1, nx, ny);
#else
return EINA_FALSE;
#endif
}
/*
* @since 1.8
*/
EAPI Ecore_X_Randr_Crtc_Info *
ecore_x_randr_crtc_info_get(Ecore_X_Window root, const Ecore_X_Randr_Crtc crtc)
{
#ifdef ECORE_XRANDR
XRRScreenResources *res = NULL;
if (_randr_version < RANDR_VERSION_1_2) return NULL;
/* try to get the screen resources from Xrandr */
if ((res = _ecore_x_randr_screen_resources_get(_ecore_x_disp, root)))
{
XRRCrtcInfo *info = NULL;
Ecore_X_Randr_Crtc_Info *ret = NULL;
/* try to get crtc info */
if ((info = XRRGetCrtcInfo(_ecore_x_disp, res, crtc)))
{
if ((ret = malloc(sizeof(Ecore_X_Randr_Crtc_Info))))
{
/* copy the mode information into our return structure */
ret->timestamp = info->timestamp;
ret->x = info->x;
ret->y = info->y;
ret->width = info->width;
ret->height = info->height;
ret->mode = info->mode;
ret->rotation = info->rotation;
ret->rotations = info->rotations;
ret->noutput = info->noutput;
ret->npossible = info->npossible;
ret->outputs = NULL;
ret->possible = NULL;
if (info->noutput > 0)
{
if ((ret->outputs =
malloc(info->noutput * sizeof(Ecore_X_Randr_Output))))
{
int i = 0;
/* loop the outputs on this crtc */
for (i = 0; i < info->noutput; i++)
ret->outputs[i] = info->outputs[i];
}
}
if (info->npossible > 0)
{
if ((ret->possible =
malloc(info->npossible * sizeof(Ecore_X_Randr_Output))))
{
int i = 0;
/* loop the outputs on this crtc */
for (i = 0; i < info->npossible; i++)
ret->possible[i] = info->possible[i];
}
}
}
/* free the crtc info */
XRRFreeCrtcInfo(info);
}
/* free the resources */
XRRFreeScreenResources(res);
return ret;
}
#endif
return NULL;
}
/*
* @since 1.8
*/
EAPI void
ecore_x_randr_crtc_info_free(Ecore_X_Randr_Crtc_Info *info)
{
#ifdef ECORE_XRANDR
if (_randr_version >= RANDR_VERSION_1_2)
{
if (info)
{
if (info->outputs) free(info->outputs);
if (info->possible) free(info->possible);
free(info);
}
}
#endif
}
/*
* @brief Add given mode to given output.
*
* @param output The output the mode is added to.
* @param mode The mode added to the output.
* @return @c EINA_FALSE if output or mode equal Ecore_X_Randr_None, else
* @c EINA_TRUE.
* @since 1.2.0
*/
EAPI Eina_Bool
ecore_x_randr_output_mode_add(Ecore_X_Randr_Output output, Ecore_X_Randr_Mode mode)
{
#ifdef ECORE_XRANDR
if (_randr_version < RANDR_VERSION_1_2) return EINA_FALSE;
if ((output) && (mode))
{
/* add this mode to output
*
* NB: This XRR function returns void so we have to assume it worked */
XRRAddOutputMode(_ecore_x_disp, output, mode);
return EINA_TRUE;
}
#endif
return EINA_FALSE;
}
/*
* @brief delete given mode from given output
* @param output the output the mode is removed from
* @param mode the mode removed from the output
* @since 1.2.0
*/
EAPI void
ecore_x_randr_output_mode_del(Ecore_X_Randr_Output output, Ecore_X_Randr_Mode mode)
{
#ifdef ECORE_XRANDR
if (_randr_version < RANDR_VERSION_1_2) return;
if ((!output) || (!mode)) return;
XRRDeleteOutputMode(_ecore_x_disp, output, mode);
#endif
}
EAPI Ecore_X_Randr_Mode *
ecore_x_randr_output_modes_get(Ecore_X_Window root, Ecore_X_Randr_Output output, int *num, int *npreferred)
{
#ifdef ECORE_XRANDR
XRRScreenResources *res = NULL;
if (_randr_version < RANDR_VERSION_1_2) return NULL;
/* try to get the screen resources from Xrandr */
if ((res = _ecore_x_randr_screen_resources_get(_ecore_x_disp, root)))
{
XRROutputInfo *info = NULL;
Ecore_X_Randr_Mode *modes = NULL;
/* try to get output info */
if ((info = XRRGetOutputInfo(_ecore_x_disp, res, output)))
{
if (num) *num = info->nmode;
if (npreferred) *npreferred = info->npreferred;
if (info->nmode > 0)
{
if ((modes = malloc(info->nmode * sizeof(Ecore_X_Randr_Mode))))
{
int i = 0;
for (i = 0; i < info->nmode; i++)
modes[i] = info->modes[i];
}
}
/* free the output info */
XRRFreeOutputInfo(info);
}
/* free the resources */
XRRFreeScreenResources(res);
return modes;
}
#endif
return NULL;
}
/**
* @brief gets the the outputs which might be used simultenously on the same
* CRTC.
* @param root window that this information should be queried for.
* @param output the output which's clones we concern
* @param num number of possible clones
*/
EAPI Ecore_X_Randr_Output *
ecore_x_randr_output_clones_get(Ecore_X_Window root, Ecore_X_Randr_Output output, int *num)
{
#ifdef ECORE_XRANDR
XRRScreenResources *res = NULL;
if (_randr_version < RANDR_VERSION_1_2) return NULL;
/* try to get the screen resources from Xrandr */
if ((res = _ecore_x_randr_screen_resources_get(_ecore_x_disp, root)))
{
XRROutputInfo *info = NULL;
Ecore_X_Randr_Output *outputs = NULL;
/* try to get output info */
if ((info = XRRGetOutputInfo(_ecore_x_disp, res, output)))
{
if (num) *num = info->nclone;
if (info->nclone > 0)
{
/* try to allocate space for output return */
if ((outputs = malloc(info->nclone * sizeof(Ecore_X_Randr_Output))))
{
int i = 0;
for (i = 0; i < info->nclone; i++)
outputs[i] = info->clones[i];
}
}
/* free the output info */
XRRFreeOutputInfo(info);
}
/* free the resources */
XRRFreeScreenResources(res);
return outputs;
}
#endif
return NULL;
}
EAPI Ecore_X_Randr_Crtc *
ecore_x_randr_output_possible_crtcs_get(Ecore_X_Window root, Ecore_X_Randr_Output output, int *num)
{
#ifdef ECORE_XRANDR
XRRScreenResources *res = NULL;
if (_randr_version < RANDR_VERSION_1_2) return 0;
/* try to get the screen resources from Xrandr */
if ((res = _ecore_x_randr_screen_resources_get(_ecore_x_disp, root)))
{
XRROutputInfo *info = NULL;
Ecore_X_Randr_Crtc *crtcs = NULL;
/* try to get output info */
if ((info = XRRGetOutputInfo(_ecore_x_disp, res, output)))
{
if (num) *num = info->ncrtc;
if (info->ncrtc > 0)
{
/* try to allocate space for the return crtcs */
if ((crtcs = malloc(info->ncrtc * sizeof(Ecore_X_Randr_Crtc))))
{
int i = 0;
for (i = 0; i < info->ncrtc; i++)
crtcs[i] = info->crtcs[i];
}
}
/* free the output info */
XRRFreeOutputInfo(info);
}
/* free the resources */
XRRFreeScreenResources(res);
return crtcs;
}
#endif
return NULL;
}
EAPI Ecore_X_Randr_Crtc
ecore_x_randr_output_crtc_get(Ecore_X_Window root, Ecore_X_Randr_Output output)
{
#ifdef ECORE_XRANDR
XRRScreenResources *res = NULL;
if (_randr_version < RANDR_VERSION_1_2) return 0;
/* try to get the screen resources from Xrandr */
if ((res = _ecore_x_randr_screen_resources_get(_ecore_x_disp, root)))
{
XRROutputInfo *info = NULL;
Ecore_X_Randr_Crtc ret = 0;
/* try to get output info */
if ((info = XRRGetOutputInfo(_ecore_x_disp, res, output)))
{
ret = info->crtc;
/* free the output info */
XRRFreeOutputInfo(info);
}
/* free the resources */
XRRFreeScreenResources(res);
return ret;
}
#endif
return 0;
}
/**
* @brief gets the given output's name as reported by X
* @param root the window which's screen will be queried
* @param output The output for which the name will be reported.
* @param len length of returned c-string.
* @return name of the output as reported by X
*/
EAPI char *
ecore_x_randr_output_name_get(Ecore_X_Window root, Ecore_X_Randr_Output output, int *len)
{
#ifdef ECORE_XRANDR
XRRScreenResources *res = NULL;
if (_randr_version < RANDR_VERSION_1_2) return 0;
/* try to get the screen resources from Xrandr */
if ((res = _ecore_x_randr_screen_resources_get(_ecore_x_disp, root)))
{
XRROutputInfo *info = NULL;
char *ret = NULL;
/* try to get output info */
if ((info = XRRGetOutputInfo(_ecore_x_disp, res, output)))
{
if (info->name)
{
size_t s;
#ifdef XRANDR_GOOD
s = info->nameLen;
#else
/* pre 1.4.0 does not fill in info->nameLen */
s = strlen(info->name);
#endif
ret = malloc(s + 1);
memcpy(ret, info->name, s);
ret[s] = 0;
if (len) *len = s;
}
/* free the output info */
XRRFreeOutputInfo(info);
}
/* free the resources */
XRRFreeScreenResources(res);
return ret;
}
#endif
return NULL;
}
/*
* @deprecated use ecore_x_randr_crtc_gamma_size_get()
*/
EINA_DEPRECATED EAPI int
ecore_x_randr_crtc_gamma_ramp_size_get(Ecore_X_Randr_Crtc crtc EINA_UNUSED)
{
return 0;
}
/*
* @deprecated use ecore_x_randr_crtc_gamma_get()
*/
EINA_DEPRECATED EAPI Ecore_X_Randr_Crtc_Gamma **
ecore_x_randr_crtc_gamma_ramps_get(Ecore_X_Randr_Crtc crtc EINA_UNUSED)
{
return NULL;
}
/*
* @deprecated use ecore_x_randr_crtc_gamma_set()
*/
EINA_DEPRECATED EAPI Eina_Bool
ecore_x_randr_crtc_gamma_ramps_set(Ecore_X_Randr_Crtc crtc EINA_UNUSED, const Ecore_X_Randr_Crtc_Gamma *red EINA_UNUSED, const Ecore_X_Randr_Crtc_Gamma *green EINA_UNUSED, const Ecore_X_Randr_Crtc_Gamma *blue EINA_UNUSED)
{
return EINA_FALSE;
}
/*
* @since 1.8
*/
EAPI int
ecore_x_randr_crtc_gamma_size_get(Ecore_X_Randr_Crtc crtc)
{
#ifdef ECORE_XRANDR
if (_randr_version < RANDR_VERSION_1_2) return 0;
return XRRGetCrtcGammaSize(_ecore_x_disp, crtc);
#else
(void)crtc;
#endif
return 0;
}
/*
* @since 1.8
*/
EAPI Ecore_X_Randr_Crtc_Gamma_Info *
ecore_x_randr_crtc_gamma_get(Ecore_X_Randr_Crtc crtc)
{
#ifdef ECORE_XRANDR
Ecore_X_Randr_Crtc_Gamma_Info *info = NULL;
XRRCrtcGamma *xgamma = NULL;
if (_randr_version < RANDR_VERSION_1_2) return NULL;
/* try to get the gamma for this crtc from Xrandr */
if (!(xgamma = XRRGetCrtcGamma(_ecore_x_disp, crtc)))
return NULL;
/* try to allocate space for the return struct and copy the results in */
if ((info = malloc(sizeof(Ecore_X_Randr_Crtc_Gamma_Info))))
memcpy(info, xgamma, sizeof(Ecore_X_Randr_Crtc_Gamma_Info));
/* free the returned gamma resource */
XRRFreeGamma(xgamma);
return info;
#else
(void)crtc;
#endif
return NULL;
}
/*
* @since 1.8
*/
EAPI Eina_Bool
ecore_x_randr_crtc_gamma_set(Ecore_X_Randr_Crtc crtc, const Ecore_X_Randr_Crtc_Gamma_Info *gamma)
{
#ifdef ECORE_XRANDR
if (_randr_version < RANDR_VERSION_1_2) return EINA_FALSE;
/* try to set the gamma
*
* NB: XRRSetCrtcGamma returns void
*/
XRRSetCrtcGamma(_ecore_x_disp, crtc, (XRRCrtcGamma *)gamma);
return EINA_TRUE;
#else
(void)crtc;
(void)gamma;
#endif
return EINA_FALSE;
}
EAPI Eina_Bool
ecore_x_randr_move_all_crtcs_but(Ecore_X_Window root, const Ecore_X_Randr_Crtc *not_moved, int nnot_moved, int dx, int dy)
{
#ifdef ECORE_XRANDR
XRRScreenResources *res = NULL;
Eina_Bool ret = EINA_FALSE;
if (_randr_version < RANDR_VERSION_1_2) return EINA_FALSE;
if ((nnot_moved <= 0) || (!not_moved)) return EINA_FALSE;
/* try to get the screen resources from Xrandr */
if ((res = _ecore_x_randr_screen_resources_get(_ecore_x_disp, root)))
{
Ecore_X_Randr_Crtc *crtcs = NULL;
int n = 0;
n = (res->ncrtc - nnot_moved);
if (n > 0)
{
/* try to allocate space for a list of crtcs */
if ((crtcs = malloc(n * sizeof(Ecore_X_Randr_Crtc))))
{
int i = 0, j = 0, k = 0;
for (i = 0, k = 0; (i < res->ncrtc) && (k < n); i++)
{
for (j = 0; j < nnot_moved; j++)
{
if (res->crtcs[i] == not_moved[j])
break;
}
if (j == nnot_moved) crtcs[k++] = res->crtcs[i];
}
}
}
/* free the resources */
XRRFreeScreenResources(res);
/* actually move the crtcs */
if (crtcs)
{
ret = ecore_x_randr_move_crtcs(root, crtcs, n, dx, dy);
free(crtcs);
}
return ret;
}
#endif
return EINA_FALSE;
}
/*
* @brief Move given CRTCs belonging to the given root window's screen dx/dy
* pixels relative to their current position. The screen size will be
* automatically adjusted if necessary and possible.
*
* @param root Window which's screen's resources are used.
* @param crtcs List of CRTCs to be moved.
* @param ncrtc Number of CRTCs in array.
* @param dx Amount of pixels the CRTCs should be moved in x direction.
* @param dy Amount of pixels the CRTCs should be moved in y direction.
* @return @c EINA_TRUE if all crtcs could be moved successfully.
*/
EAPI Eina_Bool
ecore_x_randr_move_crtcs(Ecore_X_Window root, const Ecore_X_Randr_Crtc *crtcs, int ncrtc, int dx, int dy)
{
#ifdef ECORE_XRANDR
XRRScreenResources *res = NULL;
XRRCrtcInfo **info = NULL;
int i = 0;
if (_randr_version < RANDR_VERSION_1_2) return EINA_FALSE;
if (ncrtc < 1) return EINA_FALSE;
/* try to get the screen resources from Xrandr */
if ((res = _ecore_x_randr_screen_resources_get(_ecore_x_disp, root)))
{
Eina_Bool ret = EINA_TRUE;
int mw = 0, mh = 0, sw = 0, sh = 0;
int nw = 0, nh = 0;
info = alloca(ncrtc * sizeof(XRRCrtcInfo *));
memset(info, 0, ncrtc * sizeof(XRRCrtcInfo *));
ecore_x_randr_screen_size_range_get(root, NULL, NULL, &mw, &mh);
ecore_x_randr_screen_current_size_get(root, &sw, &sh, NULL, NULL);
nw = sw;
nh = sh;
for (i = 0; i < ncrtc; i++)
{
/* try to get crtc info for original crtc */
if ((info[i] = XRRGetCrtcInfo(_ecore_x_disp, res, crtcs[i])))
{
if (((info[i]->x + dx) < 0) || ((info[i]->y + dy < 0)) ||
((int)(info[i]->x + info[i]->width) > mw) ||
((int)(info[i]->y + info[i]->height) > mh))
{
goto err;
}
nw = MAX(((int)(info[i]->x + info[i]->width) + dx), nw);
nh = MAX(((int)(info[i]->y + info[i]->height) + dy), nh);
}
}
/* resize the screen if we need to */
if (!(((nw > sw) || (nh > sh)) ||
ecore_x_randr_screen_current_size_set(root, nw, nh, -1, -1)))
goto err;
/* actually move the crtcs */
for (i = 0; ((i < ncrtc) && info[i]); i++)
{
if (!ecore_x_randr_crtc_settings_set(root, crtcs[i], NULL, -1,
(info[i]->x + dx),
(info[i]->y + dy),
info[i]->mode,
info[i]->rotation))
{
ret = EINA_FALSE;
break;
}
}
if (i < ncrtc)
{
/* something went wrong somewhere. move everything back */
while ((--i) >= 0)
{
if (info[i])
ecore_x_randr_crtc_settings_set(root, crtcs[i], NULL, -1,
(info[i]->x - dx),
(info[i]->y - dy),
info[i]->mode,
info[i]->rotation);
}
}
/* cleanup */
for (i = 0; i < ncrtc; i++)
if (info[i]) XRRFreeCrtcInfo(info[i]);
/* free the resources */
XRRFreeScreenResources(res);
return ret;
}
err:
while (i-- > 0)
{
/* free the crtc info */
if (info[i]) XRRFreeCrtcInfo(info[i]);
}
/* free the resources */
if (res) XRRFreeScreenResources(res);
#endif
return EINA_FALSE;
}
/**
* @brief gets the width and hight of a given mode
* @param mode the mode whose size is to be looked up
* @param w width of given mode in px
* @param h height of given mode in px
*/
EAPI void
ecore_x_randr_mode_size_get(Ecore_X_Window root, Ecore_X_Randr_Mode mode, int *w, int *h)
{
#ifdef ECORE_XRANDR
if (_randr_version < RANDR_VERSION_1_2) return;
if ((mode != 0) && ((w) || (h)))
{
XRRScreenResources *res = NULL;
/* try to get the screen resources from Xrandr */
if ((res = _ecore_x_randr_screen_resources_get(_ecore_x_disp, root)))
{
int i = 0;
for (i = 0; i < res->nmode; i++)
{
if (res->modes[i].id == mode)
{
if (w) *w = res->modes[i].width;
if (h) *h = res->modes[i].height;
break;
}
}
/* free the resources */
XRRFreeScreenResources(res);
}
}
#endif
}
EAPI Ecore_X_Randr_Connection_Status
ecore_x_randr_output_connection_status_get(Ecore_X_Window root, Ecore_X_Randr_Output output)
{
#ifdef ECORE_XRANDR
XRRScreenResources *res = NULL;
if (_randr_version < RANDR_VERSION_1_2)
return ECORE_X_RANDR_CONNECTION_STATUS_UNKNOWN;
/* try to get the screen resources from Xrandr */
if ((res = _ecore_x_randr_screen_resources_get(_ecore_x_disp, root)))
{
XRROutputInfo *info = NULL;
Ecore_X_Randr_Connection_Status ret =
ECORE_X_RANDR_CONNECTION_STATUS_UNKNOWN;
/* try to get output info */
if ((info = XRRGetOutputInfo(_ecore_x_disp, res, output)))
{
ret = info->connection;
/* free the output info */
XRRFreeOutputInfo(info);
}
/* free the resources */
XRRFreeScreenResources(res);
return ret;
}
#endif
return ECORE_X_RANDR_CONNECTION_STATUS_UNKNOWN;
}
EAPI void
ecore_x_randr_output_size_mm_get(Ecore_X_Window root, Ecore_X_Randr_Output output, int *w, int *h)
{
#ifdef ECORE_XRANDR
XRRScreenResources *res = NULL;
if (_randr_version < RANDR_VERSION_1_2) return;
/* try to get the screen resources from Xrandr */
if ((res = _ecore_x_randr_screen_resources_get(_ecore_x_disp, root)))
{
XRROutputInfo *info = NULL;
/* try to get output info */
if ((info = XRRGetOutputInfo(_ecore_x_disp, res, output)))
{
if (w) *w = info->mm_width;
if (h) *h = info->mm_height;
/* free the output info */
XRRFreeOutputInfo(info);
}
/* free the resources */
XRRFreeScreenResources(res);
}
#endif
}
EAPI Eina_Bool
ecore_x_randr_output_crtc_set(Ecore_X_Window root EINA_UNUSED, Ecore_X_Randr_Output output EINA_UNUSED, const Ecore_X_Randr_Crtc crtc EINA_UNUSED)
{
/* TODO: !! */
return EINA_FALSE;
}
EAPI Eina_Bool
ecore_x_randr_output_backlight_available(void)
{
#ifdef ECORE_XRANDR
Atom backlight = None;
/* check for new backlight property */
if ((backlight = XInternAtom(_ecore_x_disp, RR_PROPERTY_BACKLIGHT, True)))
return EINA_TRUE;
/* check for legacy backlight property */
if ((backlight = XInternAtom(_ecore_x_disp, "BACKLIGHT", True)))
return EINA_TRUE;
#endif
return EINA_FALSE;
}
/**
* @brief Set up the backlight level to the given level.
*
* @param root The window's screen which will be set.
* @param level Of the backlight between @c 0 and @c 1.
*/
EAPI void
ecore_x_randr_screen_backlight_level_set(Ecore_X_Window root, double level)
{
#ifdef ECORE_XRANDR
XRRScreenResources *res = NULL;
int i = 0;
if (_randr_version < RANDR_VERSION_1_3) return;
/* try to get the screen resources from Xrandr */
if ((res = _ecore_x_randr_screen_resources_get(_ecore_x_disp, root)))
{
/* set the backlight level on each output */
for (i = 0; i < res->noutput; i++)
ecore_x_randr_output_backlight_level_set(root, res->outputs[i], level);
/* free the resources */
XRRFreeScreenResources(res);
}
#endif
}
EAPI double
ecore_x_randr_output_backlight_level_get(Ecore_X_Window root EINA_UNUSED, Ecore_X_Randr_Output output)
{
#ifdef ECORE_XRANDR
XRRPropertyInfo *info = NULL;
Atom backlight = None, type = None;
unsigned long bytes = 0;
unsigned long items = 0;
unsigned char *prop = NULL;
long val = 0;
int format = 0;
/* check if "new" backlight is available */
if (_randr_version >= RANDR_VERSION_1_3)
{
if ((backlight =
XInternAtom(_ecore_x_disp, RR_PROPERTY_BACKLIGHT, True)))
{
XRRGetOutputProperty(_ecore_x_disp, output, backlight, 0, 4,
False, False, None, &type, &format,
&items, &bytes, &prop);
}
}
if ((!prop) || (items == 0))
{
/* check legacy backlight property
*
* FIXME: NB: Not sure what randr version we need for the legacy
* backlight property so skip version check */
if ((backlight = XInternAtom(_ecore_x_disp, "BACKLIGHT", True)))
{
free(prop);
prop = NULL;
XRRGetOutputProperty(_ecore_x_disp, output, backlight, 0, 4,
False, False, None, &type, &format,
&items, &bytes, &prop);
}
}
/* safety check */
if ((!prop) || (type != XA_INTEGER) || (items != 1) || (format != 32))
{
free(prop);
WRN("Backlight property is not supported on this server or driver");
return -1;
}
val = *((long *)prop);
free(prop);
/* try to get the backlight property value from Xrandr */
if ((info = XRRQueryOutputProperty(_ecore_x_disp, output, backlight)))
{
double ret = -1;
if ((info->range) && (info->num_values == 2))
{
/* convert the current value */
ret = ((double)(val - info->values[0])) /
((double)(info->values[1] - info->values[0]));
}
/* free the info */
free(info);
return ret;
}
#endif
return -1;
}
EAPI Eina_Bool
ecore_x_randr_output_backlight_level_set(Ecore_X_Window root EINA_UNUSED, Ecore_X_Randr_Output output, double level)
{
#ifdef ECORE_XRANDR
XRRPropertyInfo *info = NULL;
Atom backlight = None;
/* safety check some input values */
if ((level < 0) || (level > 1))
{
ERR("Backlight level should be between 0 and 1");
return EINA_FALSE;
}
/* check if "new" backlight is available */
if (_randr_version >= RANDR_VERSION_1_3)
backlight = XInternAtom(_ecore_x_disp, RR_PROPERTY_BACKLIGHT, True);
if (!backlight)
backlight = XInternAtom(_ecore_x_disp, "BACKLIGHT", True);
if (!backlight)
{
WRN("Backlight property is not supported on this server or driver");
return EINA_FALSE;
}
/* try to get the output property from Xrandr */
if ((info = XRRQueryOutputProperty(_ecore_x_disp, output, backlight)))
{
Eina_Bool ret = EINA_FALSE;
if ((info->range) && (info->num_values == 2))
{
double min = 0.0, max = 0.0;
long val = 0;
min = info->values[0];
max = info->values[1];
val = (level * (max - min)) + min;
if (val > max) val = max;
if (val < min) val = min;
/* tell xrandr to change the backlight value */
XRRChangeOutputProperty(_ecore_x_disp, output, backlight,
XA_INTEGER, 32, PropModeReplace,
(unsigned char *)&val, 1);
/* send changes to X */
ecore_x_flush();
ret = EINA_TRUE;
}
/* free the info */
free(info);
return ret;
}
#endif
return EINA_FALSE;
}
/**
* @brief gets the EDID information of an attached output if available.
* Note that this information is not to be compared using ordinary string
* comparison functions, since it includes 0-bytes.
* @param root window this information should be queried from
* @param output the XID of the output
* @param length length of the byte-array. If NULL, request will fail.
*/
EAPI unsigned char *
ecore_x_randr_output_edid_get(Ecore_X_Window root EINA_UNUSED, Ecore_X_Randr_Output output, unsigned long *length)
{
#ifdef ECORE_XRANDR
Atom edid = None, type = None;
unsigned char *prop = NULL;
int format = 0;
unsigned long nitems = 0, bytes = 0;
if (_randr_version < RANDR_VERSION_1_2) return NULL;
/* try to get the edid atom */
if (!(edid = XInternAtom(_ecore_x_disp, RR_PROPERTY_RANDR_EDID, False)))
return NULL;
/* get the output property
*
* NB: Returns 0 on success */
if (!XRRGetOutputProperty(_ecore_x_disp, output, edid, 0, 128, False, False,
AnyPropertyType, &type, &format, &nitems,
&bytes, &prop))
{
if ((type == XA_INTEGER) && (nitems >= 1) && (format == 8))
{
unsigned char *ret = NULL;
if ((ret = malloc(nitems * sizeof(unsigned char))))
{
if (length) *length = nitems;
memcpy(ret, prop, (nitems * sizeof(unsigned char)));
free(prop);
return ret;
}
}
}
free(prop);
#endif
return NULL;
}
EAPI Ecore_X_Render_Subpixel_Order
ecore_x_randr_output_subpixel_order_get(Ecore_X_Window root, Ecore_X_Randr_Output output)
{
#ifdef ECORE_XRANDR
XRRScreenResources *res = NULL;
if (_randr_version < RANDR_VERSION_1_2)
return ECORE_X_RENDER_SUBPIXEL_ORDER_UNKNOWN;
/* try to get the screen resources from Xrandr */
if ((res = _ecore_x_randr_screen_resources_get(_ecore_x_disp, root)))
{
XRROutputInfo *info = NULL;
Ecore_X_Render_Subpixel_Order ret = 0;
/* try to get output info */
if ((info = XRRGetOutputInfo(_ecore_x_disp, res, output)))
{
ret = info->subpixel_order;
/* free the output info */
XRRFreeOutputInfo(info);
}
/* free the resources */
XRRFreeScreenResources(res);
return ret;
}
#endif
return ECORE_X_RENDER_SUBPIXEL_ORDER_UNKNOWN;
}
/***************************************
* API Functions for RandR version 1.3 *
***************************************/
EAPI Ecore_X_Randr_Output *
ecore_x_randr_output_wired_clones_get(Ecore_X_Window root EINA_UNUSED, Ecore_X_Randr_Output output, int *num)
{
#ifdef ECORE_XRANDR
Atom clones = None, type = None;
unsigned char *prop = NULL;
int format = 0;
unsigned long nitems = 0, bytes = 0;
/* NB: FIXME:
*
* I am not sure that this code is correct. This needs checking
*/
if (_randr_version < RANDR_VERSION_1_3) return NULL;
/* try to get the edid atom */
if (!(clones = XInternAtom(_ecore_x_disp, RR_PROPERTY_CLONE_LIST, True)))
return NULL;
/* get the output property
*
* NB: Returns 0 on success */
if (!XRRGetOutputProperty(_ecore_x_disp, output, clones, 0, 100, False, False,
AnyPropertyType, &type, &format, &nitems,
&bytes, &prop))
{
if ((type == XA_ATOM) && (nitems >= 1) && (format == 32))
{
Ecore_X_Randr_Output *ret = NULL;
if ((ret = malloc(nitems * sizeof(Ecore_X_Randr_Output))))
{
if (num) *num = nitems;
memcpy(ret, prop, (nitems * sizeof(Ecore_X_Randr_Output)));
free(prop);
return ret;
}
}
}
free(prop);
#endif
return NULL;
}
EAPI Ecore_X_Randr_Output **
ecore_x_randr_output_compatibility_list_get(Ecore_X_Window root EINA_UNUSED, Ecore_X_Randr_Output output EINA_UNUSED, int *num EINA_UNUSED)
{
/* TODO: (1.3) !! */
//RR_PROPERTY_COMPATIBILITY_LIST
return NULL;
}
EAPI Ecore_X_Randr_Signal_Format *
ecore_x_randr_output_signal_formats_get(Ecore_X_Window root EINA_UNUSED, Ecore_X_Randr_Output output, int *num)
{
#ifdef ECORE_XRANDR
XRRPropertyInfo *info = NULL;
Atom sig, type;
unsigned long bytes = 0;
unsigned long items = 0;
unsigned char *prop = NULL;
int format = 0;
if (_randr_version < RANDR_VERSION_1_3) return NULL;
/* try to get the connector number atom */
if (!(sig = XInternAtom(_ecore_x_disp, RR_PROPERTY_SIGNAL_FORMAT, True)))
return NULL;
/* try to get the output property from Xrandr
*
* NB: Returns 0 on success */
if (XRRGetOutputProperty(_ecore_x_disp, output, sig, 0, 100,
False, False, AnyPropertyType, &type, &format,
&items, &bytes, &prop))
{
free(prop);
printf("Signal Format property not supported.\n");
return NULL;
}
free(prop);
/* safety check */
if ((type != XA_ATOM) || (items < 1) || (format != 32))
return NULL;
/* try to get the output property from Xrandr */
if ((info = XRRQueryOutputProperty(_ecore_x_disp, output, sig)))
{
Ecore_X_Randr_Signal_Format *formats = NULL;
if (num) *num = info->num_values;
if (info->num_values > 0)
{
if ((formats =
malloc(info->num_values * sizeof(Ecore_X_Randr_Signal_Format))))
{
memcpy(formats, info->values,
(info->num_values * sizeof(Ecore_X_Randr_Signal_Format)));
}
}
/* free the info */
free(info);
return formats;
}
#endif
return NULL;
}
EAPI Eina_Bool
ecore_x_randr_output_signal_format_set(Ecore_X_Window root EINA_UNUSED, Ecore_X_Randr_Output output EINA_UNUSED, Ecore_X_Randr_Signal_Format *sig EINA_UNUSED)
{
/* TODO: (1.3) !! */
//RR_PROPERTY_SIGNAL_FORMAT
return EINA_FALSE;
}
EAPI Ecore_X_Randr_Signal_Property *
ecore_x_randr_output_signal_properties_get(Ecore_X_Window root EINA_UNUSED, Ecore_X_Randr_Output output, int *num)
{
#ifdef ECORE_XRANDR
XRRPropertyInfo *info = NULL;
Atom sig, type;
unsigned long bytes = 0;
unsigned long items = 0;
unsigned char *prop = NULL;
int format = 0;
if (_randr_version < RANDR_VERSION_1_3) return NULL;
/* try to get the connector number atom */
if (!(sig = XInternAtom(_ecore_x_disp, RR_PROPERTY_SIGNAL_PROPERTIES, True)))
return NULL;
/* try to get the output property from Xrandr
*
* NB: Returns 0 on success */
if (XRRGetOutputProperty(_ecore_x_disp, output, sig, 0, 100,
False, False, AnyPropertyType, &type, &format,
&items, &bytes, &prop))
{
free(prop);
printf("Signal Properties property not supported.\n");
return NULL;
}
free(prop);
/* safety check */
if ((type != XA_ATOM) || (items < 1) || (format != 32))
return NULL;
/* try to get the output property from Xrandr */
if ((info = XRRQueryOutputProperty(_ecore_x_disp, output, sig)))
{
Ecore_X_Randr_Signal_Property *props = NULL;
if (num) *num = info->num_values;
if (info->num_values > 0)
{
if ((props =
malloc(info->num_values * sizeof(Ecore_X_Randr_Signal_Property))))
{
memcpy(props, info->values,
(info->num_values * sizeof(Ecore_X_Randr_Signal_Property)));
}
}
/* free the info */
free(info);
return props;
}
#endif
return NULL;
}
/* TODO NB:
*
* Document this.
*
* Returns:
* 0 == unknown
* 1 == primary
* 2 == secondary
* 3 == (typically) TV Connector but is driver/hardware dependent
*
*/
EAPI int
ecore_x_randr_output_connector_number_get(Ecore_X_Window root EINA_UNUSED, Ecore_X_Randr_Output output)
{
#ifdef ECORE_XRANDR
XRRPropertyInfo *info = NULL;
Atom type;
unsigned long bytes = 0;
unsigned long items = 0;
unsigned char *prop = NULL;
int val = 0, format = 0;
if (_randr_version < RANDR_VERSION_1_3) return -1;
/* try to get the output property from Xrandr
*
* NB: Returns 0 on success */
if (XRRGetOutputProperty(_ecore_x_disp, output, connector_number, 0, 100,
False, False, AnyPropertyType, &type, &format,
&items, &bytes, &prop))
{
free(prop);
printf("ConnectionNumber property not supported.\n");
return -1;
}
/* safety check */
if ((type != XA_INTEGER) || (items != 1) || (format != 32))
{
free(prop);
return -1;
}
val = *((int *)prop);
free(prop);
/* try to get the output property from Xrandr */
if ((info = XRRQueryOutputProperty(_ecore_x_disp, output, connector_number)))
{
int ret = 0;
/* convert the current value */
ret = (int)(val - info->values[0]);
/* free the info */
free(info);
return ret;
}
#endif
return -1;
}
EAPI Ecore_X_Randr_Connector_Type
ecore_x_randr_output_connector_type_get(Ecore_X_Window root EINA_UNUSED, Ecore_X_Randr_Output output)
{
#ifdef ECORE_XRANDR
XRRPropertyInfo *info = NULL;
Atom type;
unsigned long bytes = 0;
unsigned long items = 0;
unsigned char *prop = NULL;
int val = 0, format = 0;
if (_randr_version < RANDR_VERSION_1_3) return -1;
/* try to get the connector type atom */
if (XRRGetOutputProperty(_ecore_x_disp, output, connector_type, 0, 100,
False, False, AnyPropertyType, &type, &format,
&items, &bytes, &prop) != Success)
{
free(prop);
return -1;
}
if ((!prop) || (items == 0))
{
Atom conn;
free(prop);
/* NB: some butthead drivers (*cough* nouveau *cough*) do not
* implement randr properly. They are not using the connector type
* property of randr, but rather a "subconnector" property */
if ((conn = XInternAtom(_ecore_x_disp, "subconnector", True)))
XRRGetOutputProperty(_ecore_x_disp, output, conn, 0, 4,
False, False, AnyPropertyType, &type,
&format, &items, &bytes, &prop);
}
if ((!prop) || (items == 0))
{
free(prop);
WRN("ConnectorType Property not supported.");
return -1;
}
/* safety check */
if ((type != XA_ATOM) || (items != 1) || (format != 32))
return -1;
val = *((int *)prop);
free(prop);
/* try to get the output property from Xrandr */
if ((info = XRRQueryOutputProperty(_ecore_x_disp, output, connector_type)))
{
int ret = 0;
/* convert the current value */
ret = (int)(val - info->values[0]);
/* printf("\tReturn Value: %d\n", ret); */
/* printf("\t\tActual Name: %s\n", */
/* XGetAtomName(_ecore_x_disp, ((Atom)info->values[ret]))); */
/* free the info */
free(info);
return ret;
}
#endif
return -1;
}
EAPI Ecore_X_Randr_Output
ecore_x_randr_primary_output_get(Ecore_X_Window root)
{
#ifdef ECORE_XRANDR
if (_randr_version < RANDR_VERSION_1_3) return 0;
return XRRGetOutputPrimary(_ecore_x_disp, root);
#else
return 0;
#endif
}
EAPI void
ecore_x_randr_primary_output_set(Ecore_X_Window root, Ecore_X_Randr_Output output)
{
#ifdef ECORE_XRANDR
if (_randr_version < RANDR_VERSION_1_3) return;
XRRSetOutputPrimary(_ecore_x_disp, root, output);
#endif
}
/***************************************
* API Functions for RandR version 1.4 *
***************************************/
EAPI void
ecore_x_randr_crtc_panning_area_get(Ecore_X_Window root, Ecore_X_Randr_Crtc crtc, int *x, int *y, int *w, int *h)
{
#ifdef ECORE_XRANDR
XRRScreenResources *res = NULL;
if (_randr_version < RANDR_VERSION_1_4) return;
/* try to get the screen resources from Xrandr */
if ((res = _ecore_x_randr_screen_resources_get(_ecore_x_disp, root)))
{
XRRPanning *xpan = NULL;
/* get this crtc's panning */
if ((xpan = XRRGetPanning(_ecore_x_disp, res, crtc)))
{
if (x) *x = xpan->left;
if (y) *y = xpan->top;
if (w) *w = xpan->width;
if (h) *h = xpan->height;
/* free the panning resource */
XRRFreePanning(xpan);
}
/* free the resources */
XRRFreeScreenResources(res);
}
#endif
}
EAPI Eina_Bool
ecore_x_randr_crtc_panning_area_set(Ecore_X_Window root, Ecore_X_Randr_Crtc crtc, const int x, const int y, const int w, const int h)
{
#ifdef ECORE_XRANDR
XRRScreenResources *res = NULL;
Eina_Bool ret = EINA_FALSE;
if (_randr_version < RANDR_VERSION_1_4) return EINA_FALSE;
/* try to get the screen resources from Xrandr */
if ((res = _ecore_x_randr_screen_resources_get(_ecore_x_disp, root)))
{
XRRPanning *xpan = NULL;
/* get this crtc's panning */
if ((xpan = XRRGetPanning(_ecore_x_disp, res, crtc)))
{
xpan->left = x;
xpan->top = y;
xpan->width = w;
xpan->height = h;
xpan->timestamp = CurrentTime;
/* set the panning value */
if (!XRRSetPanning(_ecore_x_disp, res, crtc, xpan))
ret = EINA_TRUE;
/* free the panning resource */
XRRFreePanning(xpan);
}
/* free the resources */
XRRFreeScreenResources(res);
}
return ret;
#else
return EINA_FALSE;
#endif
}
EAPI void
ecore_x_randr_crtc_tracking_area_get(Ecore_X_Window root, Ecore_X_Randr_Crtc crtc, int *x, int *y, int *w, int *h)
{
#ifdef ECORE_XRANDR
XRRScreenResources *res = NULL;
if (_randr_version < RANDR_VERSION_1_4) return;
/* try to get the screen resources from Xrandr */
if ((res = _ecore_x_randr_screen_resources_get(_ecore_x_disp, root)))
{
XRRPanning *xpan = NULL;
/* get this crtc's panning */
if ((xpan = XRRGetPanning(_ecore_x_disp, res, crtc)))
{
if (x) *x = xpan->track_left;
if (y) *y = xpan->track_top;
if (w) *w = xpan->track_width;
if (h) *h = xpan->track_height;
/* free the panning resource */
XRRFreePanning(xpan);
}
/* free the resources */
XRRFreeScreenResources(res);
}
#endif
}
EAPI Eina_Bool
ecore_x_randr_crtc_tracking_area_set(Ecore_X_Window root, Ecore_X_Randr_Crtc crtc, const int x, const int y, const int w, const int h)
{
#ifdef ECORE_XRANDR
XRRScreenResources *res = NULL;
Eina_Bool ret = EINA_FALSE;
if (_randr_version < RANDR_VERSION_1_4) return EINA_FALSE;
/* try to get the screen resources from Xrandr */
if ((res = _ecore_x_randr_screen_resources_get(_ecore_x_disp, root)))
{
XRRPanning *xpan = NULL;
/* get this crtc's panning */
if ((xpan = XRRGetPanning(_ecore_x_disp, res, crtc)))
{
xpan->track_left = x;
xpan->track_top = y;
xpan->track_width = w;
xpan->track_height = h;
xpan->timestamp = CurrentTime;
/* set the panning value */
if (!XRRSetPanning(_ecore_x_disp, res, crtc, xpan))
ret = EINA_TRUE;
/* free the panning resource */
XRRFreePanning(xpan);
}
/* free the resources */
XRRFreeScreenResources(res);
}
return ret;
#else
return EINA_FALSE;
#endif
}
EAPI void
ecore_x_randr_crtc_border_area_get(Ecore_X_Window root, Ecore_X_Randr_Crtc crtc, int *x, int *y, int *w, int *h)
{
#ifdef ECORE_XRANDR
XRRScreenResources *res = NULL;
if (_randr_version < RANDR_VERSION_1_4) return;
/* try to get the screen resources from Xrandr */
if ((res = _ecore_x_randr_screen_resources_get(_ecore_x_disp, root)))
{
XRRPanning *xpan = NULL;
/* get this crtc's panning */
if ((xpan = XRRGetPanning(_ecore_x_disp, res, crtc)))
{
if (x) *x = xpan->border_left;
if (y) *y = xpan->border_top;
if (w) *w = xpan->border_right;
if (h) *h = xpan->border_bottom;
/* free the panning resource */
XRRFreePanning(xpan);
}
/* free the resources */
XRRFreeScreenResources(res);
}
#endif
}
EAPI Eina_Bool
ecore_x_randr_crtc_border_area_set(Ecore_X_Window root, Ecore_X_Randr_Crtc crtc, const int left, const int top, const int right, const int bottom)
{
#ifdef ECORE_XRANDR
XRRScreenResources *res = NULL;
Eina_Bool ret = EINA_FALSE;
if (_randr_version < RANDR_VERSION_1_4) return EINA_FALSE;
/* try to get the screen resources from Xrandr */
if ((res = _ecore_x_randr_screen_resources_get(_ecore_x_disp, root)))
{
XRRPanning *xpan = NULL;
/* get this crtc's panning */
if ((xpan = XRRGetPanning(_ecore_x_disp, res, crtc)))
{
xpan->border_left = left;
xpan->border_top = top;
xpan->border_right = right;
xpan->border_bottom = bottom;
xpan->timestamp = CurrentTime;
/* set the panning value */
if (!XRRSetPanning(_ecore_x_disp, res, crtc, xpan))
ret = EINA_TRUE;
/* free the panning resource */
XRRFreePanning(xpan);
}
/* free the resources */
XRRFreeScreenResources(res);
}
return ret;
#else
return EINA_FALSE;
#endif
}
/***************************************
* API Functions for RandR Edid
***************************************/
EAPI Eina_Bool
ecore_x_randr_edid_has_valid_header(unsigned char *edid, unsigned long edid_length)
{
const unsigned char header[] =
{ 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x00 };
if (!edid) return EINA_FALSE;
if (edid_length < 8) return EINA_FALSE;
if (!memcmp(edid, header, 8)) return EINA_TRUE;
return EINA_FALSE;
}
EAPI Eina_Bool
ecore_x_randr_edid_info_has_valid_checksum(unsigned char *edid, unsigned long edid_length)
{
#ifdef ECORE_XRANDR
unsigned char *iter = NULL;
char sum = 0;
int i = 0, version = 0;
if (edid_length < 128) return EINA_FALSE;
version = ecore_x_randr_edid_version_get(edid, edid_length);
if (version < RANDR_EDID_VERSION_1_3) return EINA_FALSE;
for (i = 0; i < 128; i++)
sum += edid[i];
if (sum) return EINA_FALSE;
/* check extension blocks */
for (iter = edid; iter < (edid + edid_length); iter += 128)
{
if (iter[0] == 0x02)
{
for (i = 0, sum = 0; i < 128; i++)
sum += iter[i];
}
}
if (sum) return EINA_FALSE;
return EINA_TRUE;
#else
return EINA_FALSE;
#endif
}
EAPI int
ecore_x_randr_edid_version_get(unsigned char *edid, unsigned long edid_length)
{
#ifdef ECORE_XRANDR
if ((edid_length > RANDR_EDID_VERSION_MINOR) &&
(ecore_x_randr_edid_has_valid_header(edid, edid_length)))
{
return (edid[RANDR_EDID_VERSION_MAJOR] << 8) |
edid[RANDR_EDID_VERSION_MINOR];
}
return ECORE_X_RANDR_EDID_UNKNOWN_VALUE;
#else
return 0;
#endif
}
EAPI char *
ecore_x_randr_edid_manufacturer_name_get(unsigned char *edid, unsigned long edid_length)
{
#ifdef ECORE_XRANDR
if ((edid_length > RANDR_EDID_MANUFACTURER + 1) &&
(ecore_x_randr_edid_has_valid_header(edid, edid_length)))
{
unsigned char *x;
char *name;
if (!(name = malloc(sizeof(char) * 4))) return NULL;
x = (edid + RANDR_EDID_MANUFACTURER);
name[0] = ((x[0] & 0x7c) >> 2) + '@';
name[1] = ((x[0] & 0x03) << 3) + ((x[1] & 0xe0) >> 5) + '@';
name[2] = (x[1] & 0x1f) + '@';
name[3] = 0;
return name;
}
#endif
return NULL;
}
EAPI char *
ecore_x_randr_edid_display_name_get(unsigned char *edid, unsigned long edid_length)
{
#ifdef ECORE_XRANDR
unsigned char *block = NULL;
int version = 0;
version = ecore_x_randr_edid_version_get(edid, edid_length);
if (version < RANDR_EDID_VERSION_1_3) return NULL;
for (block = (edid + RANDR_EDID_BLOCK);
block <= (edid + RANDR_EDID_BLOCK + (3 * 18)); block += 18)
{
if ((block[0] == 0) && (block[1] == 0))
{
if (block[3] == 0xfc)
{
char *name, *p;
const char *edid_name;
edid_name = (const char *)block + 5;
if (!(name = malloc(14))) return NULL;
strncpy(name, edid_name, 13);
name[13] = 0;
for (p = name; *p; p++)
if ((*p < ' ') || (*p > '~')) *p = 0;
return name;
}
}
}
#endif
return NULL;
}
EAPI char *
ecore_x_randr_edid_display_ascii_get(unsigned char *edid, unsigned long edid_length)
{
#ifdef ECORE_XRANDR
unsigned char *block = NULL;
int version = 0;
version = ecore_x_randr_edid_version_get(edid, edid_length);
if (version < RANDR_EDID_VERSION_1_3) return NULL;
for (block = (edid + RANDR_EDID_BLOCK);
block <= (edid + RANDR_EDID_BLOCK + (3 * 18)); block += 18)
{
if ((block[0] == 0) && (block[1] == 0))
{
if (block[3] == 0xfe)
{
char *ascii = NULL, *p = NULL;
const char *edid_ascii;
edid_ascii = (const char *)block + 5;
if (!(ascii = malloc(14))) return NULL;
strncpy(ascii, edid_ascii, 13);
ascii[13] = 0;
for (p = ascii; *p; p++)
if ((*p < ' ') || (*p > '~')) *p = 0;
return ascii;
}
}
}
#endif
return NULL;
}
EAPI char *
ecore_x_randr_edid_display_serial_get(unsigned char *edid, unsigned long edid_length)
{
#ifdef ECORE_XRANDR
unsigned char *block = NULL;
int version = 0;
version = ecore_x_randr_edid_version_get(edid, edid_length);
if (version < RANDR_EDID_VERSION_1_3) return NULL;
for (block = (edid + RANDR_EDID_BLOCK);
block <= (edid + RANDR_EDID_BLOCK + (3 * 18)); block += 18)
{
if ((block[0] == 0) && (block[1] == 0))
{
if (block[3] == 0xff)
{
char *serial = NULL, *p = NULL;
const char *edid_serial;
edid_serial = (const char *)block + 5;
if (!(serial = malloc(14))) return NULL;
strncpy(serial, edid_serial, 13);
serial[13] = 0;
for (p = serial; *p; p++)
if ((*p < ' ') || (*p > '~')) *p = 0;
return serial;
}
}
}
#endif
return NULL;
}
EAPI int
ecore_x_randr_edid_model_get(unsigned char *edid, unsigned long edid_length)
{
return ecore_x_randr_edid_manufacturer_model_get(edid, edid_length);
}
EAPI int
ecore_x_randr_edid_manufacturer_serial_number_get(unsigned char *edid, unsigned long edid_length)
{
#ifdef ECORE_XRANDR
if ((edid_length > RANDR_EDID_MANUFACTURER + 1) &&
(ecore_x_randr_edid_has_valid_header(edid, edid_length)))
return (int)(edid[0x0c] + (edid[0x0d] << 8) +
(edid[0x0e] << 16) + (edid[0x0f] << 24));
return ECORE_X_RANDR_EDID_UNKNOWN_VALUE;
#else
return 0;
#endif
}
EAPI int
ecore_x_randr_edid_manufacturer_model_get(unsigned char *edid, unsigned long edid_length)
{
#ifdef ECORE_XRANDR
if ((edid_length > RANDR_EDID_MANUFACTURER + 1) &&
(ecore_x_randr_edid_has_valid_header(edid, edid_length)))
return (int)(edid[0x0a] + (edid[0x0b] << 8));
#endif
return ECORE_X_RANDR_EDID_UNKNOWN_VALUE;
}
EAPI Eina_Bool
ecore_x_randr_edid_dpms_available_get(unsigned char *edid, unsigned long edid_length)
{
#ifdef ECORE_XRANDR
int version = 0;
version = ecore_x_randr_edid_version_get(edid, edid_length);
if (version < RANDR_EDID_VERSION_1_3) return EINA_FALSE;
return !!(edid[0x18] & 0xE0);
#else
return EINA_FALSE;
#endif
}
EAPI Eina_Bool
ecore_x_randr_edid_dpms_standby_available_get(unsigned char *edid, unsigned long edid_length)
{
#ifdef ECORE_XRANDR
int version = 0;
version = ecore_x_randr_edid_version_get(edid, edid_length);
if (version < RANDR_EDID_VERSION_1_3) return EINA_FALSE;
if (edid[0x18] & 0xE0) return !!(edid[0x18] & 0x80);
#endif
return EINA_FALSE;
}
EAPI Eina_Bool
ecore_x_randr_edid_dpms_suspend_available_get(unsigned char *edid, unsigned long edid_length)
{
#ifdef ECORE_XRANDR
int version = 0;
version = ecore_x_randr_edid_version_get(edid, edid_length);
if (version < RANDR_EDID_VERSION_1_3) return EINA_FALSE;
if (edid[0x18] & 0xE0) return !!(edid[0x18] & 0x40);
#endif
return EINA_FALSE;
}
EAPI Eina_Bool
ecore_x_randr_edid_dpms_off_available_get(unsigned char *edid, unsigned long edid_length)
{
#ifdef ECORE_XRANDR
int version = 0;
version = ecore_x_randr_edid_version_get(edid, edid_length);
if (version < RANDR_EDID_VERSION_1_3) return EINA_FALSE;
if (edid[0x18] & 0xE0) return !!(edid[0x18] & 0x20);
#endif
return EINA_FALSE;
}
EAPI Ecore_X_Randr_Edid_Aspect_Ratio
ecore_x_randr_edid_display_aspect_ratio_preferred_get(unsigned char *edid, unsigned long edid_length)
{
#ifdef ECORE_XRANDR
unsigned char *block = NULL;
int version = 0;
version = ecore_x_randr_edid_version_get(edid, edid_length);
if (version < RANDR_EDID_VERSION_1_3)
return ECORE_X_RANDR_EDID_UNKNOWN_VALUE;
for (block = (edid + RANDR_EDID_BLOCK);
block <= (edid + RANDR_EDID_BLOCK + (3 * 18)); block += 18)
{
if ((block[0] == 0) && (block[1] == 0))
{
if ((block[3] == 0xfd) && (block[10] == 0x04))
{
Ecore_X_Randr_Edid_Aspect_Ratio_Preferred ratio =
(Ecore_X_Randr_Edid_Aspect_Ratio_Preferred)((block[15] & 0xe0) >> 5);
switch (ratio)
{
case RANDR_EDID_ASPECT_RATIO_PREFERRED_4_3:
return ECORE_X_RANDR_EDID_ASPECT_RATIO_4_3;
case RANDR_EDID_ASPECT_RATIO_PREFERRED_16_9:
return ECORE_X_RANDR_EDID_ASPECT_RATIO_16_9;
case RANDR_EDID_ASPECT_RATIO_PREFERRED_16_10:
return ECORE_X_RANDR_EDID_ASPECT_RATIO_16_10;
case RANDR_EDID_ASPECT_RATIO_PREFERRED_5_4:
return ECORE_X_RANDR_EDID_ASPECT_RATIO_5_4;
case RANDR_EDID_ASPECT_RATIO_PREFERRED_15_9:
return ECORE_X_RANDR_EDID_ASPECT_RATIO_15_9;
default:
return ECORE_X_RANDR_EDID_UNKNOWN_VALUE;
}
}
}
}
return ECORE_X_RANDR_EDID_UNKNOWN_VALUE;
#else
return 0;
#endif
}
EAPI Ecore_X_Randr_Edid_Aspect_Ratio
ecore_x_randr_edid_display_aspect_ratios_get(unsigned char *edid, unsigned long edid_length)
{
#ifdef ECORE_XRANDR
Ecore_X_Randr_Edid_Aspect_Ratio ret;
unsigned char *block = NULL;
int version = 0;
ret = ECORE_X_RANDR_EDID_UNKNOWN_VALUE;
version = ecore_x_randr_edid_version_get(edid, edid_length);
if (version < RANDR_EDID_VERSION_1_3)
return ECORE_X_RANDR_EDID_UNKNOWN_VALUE;
for (block = (edid + RANDR_EDID_BLOCK);
block <= (edid + RANDR_EDID_BLOCK + (3 * 18)); block += 18)
{
if ((block[0] == 0) && (block[1] == 0))
{
if ((block[3] == 0xfd) && (block[10] == 0x04))
{
if (block[14] & 0x80)
ret |= ECORE_X_RANDR_EDID_ASPECT_RATIO_4_3;
if (block[14] & 0x40)
ret |= ECORE_X_RANDR_EDID_ASPECT_RATIO_16_9;
if (block[14] & 0x20)
ret |= ECORE_X_RANDR_EDID_ASPECT_RATIO_16_10;
if (block[14] & 0x10)
ret |= ECORE_X_RANDR_EDID_ASPECT_RATIO_5_4;
if (block[14] & 0x08)
ret |= ECORE_X_RANDR_EDID_ASPECT_RATIO_15_9;
}
}
}
return ret;
#else
return 0;
#endif
}
EAPI Ecore_X_Randr_Edid_Display_Colorscheme
ecore_x_randr_edid_display_colorscheme_get(unsigned char *edid, unsigned long edid_length)
{
#ifdef ECORE_XRANDR
Ecore_X_Randr_Edid_Display_Colorscheme ret;
int version = 0;
ret = ECORE_X_RANDR_EDID_UNKNOWN_VALUE;
version = ecore_x_randr_edid_version_get(edid, edid_length);
if (version < RANDR_EDID_VERSION_1_3)
return ECORE_X_RANDR_EDID_UNKNOWN_VALUE;
if (ecore_x_randr_edid_display_type_digital_get(edid, edid_length))
{
ret = ECORE_X_RANDR_EDID_DISPLAY_COLORSCHEME_COLOR_RGB_4_4_4;
if (edid[0x18] & 0x10)
ret |= ECORE_X_RANDR_EDID_DISPLAY_COLORSCHEME_COLOR_RGB_YCRCB_4_4_4;
if (edid[0x18] & 0x08)
ret |= ECORE_X_RANDR_EDID_DISPLAY_COLORSCHEME_COLOR_RGB_YCRCB_4_2_2;
}
else
ret = (edid[0x18] & 0x18);
return ret;
#else
return 0;
#endif
}
EAPI Eina_Bool
ecore_x_randr_edid_display_type_digital_get(unsigned char *edid, unsigned long edid_length)
{
#ifdef ECORE_XRANDR
int version = 0;
version = ecore_x_randr_edid_version_get(edid, edid_length);
if (version < RANDR_EDID_VERSION_1_3) return EINA_FALSE;
return !!(edid[0x14] & 0x80);
#else
return EINA_FALSE;
#endif
}
EAPI Ecore_X_Randr_Edid_Display_Interface_Type
ecore_x_randr_edid_display_interface_type_get(unsigned char *edid, unsigned long edid_length)
{
#ifdef ECORE_XRANDR
Ecore_X_Randr_Edid_Display_Interface_Type type;
int version = 0;
type = ECORE_X_RANDR_EDID_UNKNOWN_VALUE;
version = ecore_x_randr_edid_version_get(edid, edid_length);
if (version < RANDR_EDID_VERSION_1_3)
return ECORE_X_RANDR_EDID_UNKNOWN_VALUE;
type = (edid[0x14] & 0x0f);
if (type > ECORE_X_RANDR_EDID_DISPLAY_INTERFACE_DISPLAY_PORT)
type = ECORE_X_RANDR_EDID_UNKNOWN_VALUE;
return type;
#else
return 0;
#endif
}
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