-#ifdef HAVE_CONFIG_H
+ #ifdef HAVE_CONFIG_H
# include <config.h>
-#endif /* ifdef HAVE_CONFIG_H */
+#endif
+#include "Ecore.h"
#include "ecore_x_private.h"
-#include "ecore_x_randr.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 Eina_Bool _randr_available = EINA_FALSE;
#ifdef ECORE_XRANDR
-static int _randr_major, _randr_minor;
-int _randr_version;
-#define RANDR_1_1 ((1 << 16) | 1)
-#define RANDR_1_2 ((1 << 16) | 2)
-#define RANDR_1_3 ((1 << 16) | 3)
-#define RANDR_VALIDATE_ROOT(screen, \
- root) ((screen = \
- XRRRootToScreen(_ecore_x_disp, \
- root)) != -1)
+# 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 Ecore_X_Randr_Unset -1
+# define RANDR_EDID_MANUFACTURER 0x08
+# define RANDR_EDID_BLOCK 0x36
-XRRScreenResources *(*_ecore_x_randr_get_screen_resources)(Display * dpy,
- Window window);
+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;
-#endif /* ifdef ECORE_XRANDR */
+XRRScreenResources *(*_ecore_x_randr_screen_resources_get)(Display *disp, Window win);
+
+#endif
-void
+/* local functions */
+void
_ecore_x_randr_init(void)
{
#ifdef ECORE_XRANDR
_randr_major = 1;
- _randr_minor = 3;
+ _randr_minor = 4;
_randr_version = 0;
- _ecore_x_randr_get_screen_resources = NULL;
+ /* 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_1_3)
- _ecore_x_randr_get_screen_resources = XRRGetScreenResourcesCurrent;
- else if (_randr_version == RANDR_1_2)
- _ecore_x_randr_get_screen_resources = XRRGetScreenResources;
- _randr_available = EINA_TRUE;
+ 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;
}
- else
- _randr_available = EINA_FALSE;
+#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.
+ *
+ * @params 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
- _randr_available = EINA_FALSE;
+ return 0;
#endif
}
/*
- * @brief Query whether randr is available or not.
+ * @brief Sets a given screen's primary output's orientation.
*
- * @return @c EINA_TRUE, if extension is available, @c EINA_FALSE otherwise.
+ * @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_query(void)
+EAPI Eina_Bool
+ecore_x_randr_screen_primary_output_orientation_set(Ecore_X_Window root, Ecore_X_Randr_Orientation orient)
{
- return _randr_available;
+#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
}
/*
- * @return version of the RandR extension supported by the server or, in case
- * RandR extension is not available, Ecore_X_Randr_Unset (=-1).
- * bit version information: 31 MAJOR 16 | 15 MINOR 0
+ * @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 int
-ecore_x_randr_version_get(void)
+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
- LOGFN(__FILE__, __LINE__, __FUNCTION__);
- if (_randr_available)
+ 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++)
{
- return _randr_version;
+ 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;
}
- else
+
+ 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)))
{
- return Ecore_X_Randr_Unset;
+ 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);
}
-#else
- return -1;
#endif
}
-Eina_Bool
-_ecore_x_randr_root_validate(Ecore_X_Window root)
+/*
+ * @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
- Ecore_X_Randr_Screen scr = -1;
- if (root && RANDR_VALIDATE_ROOT(scr, root))
- return EINA_TRUE;
- else
- return EINA_FALSE;
+ 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 == cwmm) && (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)
+ w_mm = (int)(((double)(cwmm / (double)cw)) * (double)w);
+ if (h_mm <= 0)
+ h_mm = (int)(((double)(chmm / (double)ch)) * (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 ressources 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);
+ mode_info = NULL;
+ }
+ }
+#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;
+
+ /* 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;
+
+ /* 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;
+ 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;
+
+ 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 ((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);
+ info = NULL;
+ }
+ }
+#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.
+ * Additionally, if xcb backend is used, the success of the addition is
+ * reported back directly.
+ * @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)
+ {
+ /* FIXME: TODO: NB:
+ *
+ * Old randr code says there is an xrandr bug here with
+ * nameLen. Test This !!!
+ *
+ */
+ ret = strdup(info->name);
+ if (len) *len = info->nameLen;
+ }
+
+ /* 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);
+#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;
+#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;
+#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 which's 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)))
+ {
+ XRRGetOutputProperty(_ecore_x_disp, output, backlight, 0, 4,
+ False, False, None, &type, &format,
+ &items, &bytes, &prop);
+ }
+ }
+
+ /* safety check */
+ if ((type != XA_INTEGER) || (items != 1) || (format != 32))
+ {
+ 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;
+ 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)));
+ return ret;
+ }
+ }
+ }
+#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;
+ 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)));
+ return ret;
+ }
+ }
+ }
+#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))
+ {
+ 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))
+ {
+ 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 conn, 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 number atom */
+ if (!(conn = XInternAtom(_ecore_x_disp, RR_PROPERTY_CONNECTOR_NUMBER, True)))
+ return -1;
+
+ /* try to get the output property from Xrandr
+ *
+ * NB: Returns 0 on success */
+ if (XRRGetOutputProperty(_ecore_x_disp, output, conn, 0, 100,
+ False, False, AnyPropertyType, &type, &format,
+ &items, &bytes, &prop))
+ {
+ printf("ConnectionNumber property not supported.\n");
+ return -1;
+ }
+
+ /* safety check */
+ if ((type != XA_INTEGER) || (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, conn)))
+ {
+ 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 conn, 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 ((conn = XInternAtom(_ecore_x_disp, RR_PROPERTY_CONNECTOR_NUMBER, True)))
+ XRRGetOutputProperty(_ecore_x_disp, output, conn, 0, 4,
+ False, False, AnyPropertyType, &type, &format,
+ &items, &bytes, &prop);
+
+ if ((!prop) || (items == 0))
+ {
+ /* 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))
+ {
+ 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, conn)))
+ {
+ 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
+}
projects / platform / upstream / ecore.git / blobdiff