1 files changed, 119 insertions, 0 deletions
diff --git a/src/output.cpp b/src/output.cpp
new file mode 100644
index 0000000..94f6c89
--- /dev/null
+++ b/src/output.cpp
@@ -0,0 +1,119 @@
+#include "output.h"
+#include "stdio.h"
+
+
+//DEVUTG
+#include <inttypes.h>
+
+Output::Output(Display *dpy, XRRScreenResources *resources, RROutput output)
+    :dpy(dpy), resources(resources), ID(output)
+{
+
+}
+
+
+bool Output::hasEDID() const
+{
+    int nprop;
+    Atom *props = XRRListOutputProperties(dpy, ID, &nprop);
+    Atom actual_type;
+    int actual_format;
+    unsigned long nitems, bytes_after;
+    unsigned char *prop;
+    XRRPropertyInfo *propinfo;
+    int bytes_per_item, k;
+
+    for (int i = 0; i < nprop; ++i) {
+        char *atom_name = XGetAtomName (dpy, props[i]);
+        if ( strcmp (atom_name, "EDID") == 0)
+        {
+            fprintf (stderr, "EDIDCHECK");
+            XRRGetOutputProperty (dpy, ID, props[i],
+                      0, 100, False, False,
+                      AnyPropertyType,
+                      &actual_type, &actual_format,
+                      &nitems, &bytes_after, &prop);
+
+            propinfo = XRRQueryOutputProperty(dpy, ID, props[i]);
+            bytes_per_item = actual_format / 8;
+
+            fprintf (stderr, "\t%s: ", atom_name);
+
+            for (k = 0; k < nitems; k++)
+            {
+                if (k != 0)
+                {
+                    if ((k % 16) == 0)
+                    {
+                        fprintf (stderr, "\n\t\t");
+                    }
+                }
+                const uint8_t *val = prop + (k * bytes_per_item);
+                fprintf (stderr, "%d02", *val);
+
+            }
+            free(propinfo);
+            return true;
+        }
+    }
+
+}
+
+
+
+bool Output::isProjector() const
+{
+    XRROutputInfo *info = XRRGetOutputInfo (dpy, resources, ID);
+    bool result = ( info->mm_height == 0 && info->mm_width == 0 );
+    XRRFreeOutputInfo(info);
+    return result;
+}
+
+Resolution Output::getCurrentMode() const
+{
+    XRROutputInfo *OutputInfo = XRRGetOutputInfo (dpy, resources, ID);
+    XRRCrtcInfo *CrtcInfo = XRRGetCrtcInfo(dpy, resources, OutputInfo->crtc);
+    Resolution result = { CrtcInfo->width, CrtcInfo->height };
+    XRRFreeCrtcInfo(CrtcInfo);
+    XRRFreeOutputInfo(OutputInfo);
+    return result;
+}
+
+
+Resolution Output::getPreferredMode() const
+{
+    XRROutputInfo *OutputInfo = XRRGetOutputInfo (dpy, resources, ID);
+    RRMode preferred = OutputInfo->modes[OutputInfo->npreferred];
+    XRRFreeOutputInfo(OutputInfo);
+    return getResolution(preferred);
+}
+
+
+QSet<Resolution> Output::getSupportedModes() const
+{
+    QSet<Resolution> result;
+    XRROutputInfo *info = XRRGetOutputInfo (dpy, resources, ID);
+    for (int i = 0; i < info->nmode; ++i)
+        result.insert(getResolution(info->modes[i]));
+    XRRFreeOutputInfo(info);
+    return result;
+}
+
+
+Resolution Output::addMode(Resolution) const
+{
+    // TODO
+    return Resolution();
+}
+
+Resolution Output::getResolution(RRMode mode) const
+{
+    for (int i = 0; i < resources->nmode; ++i) {
+        if ( resources->modes[i].id == mode ) {
+            Resolution res = {resources->modes[i].width, resources->modes[i].height};
+            return res;
+        }
+    }
+    fprintf ( stderr, "Could not find a mode for the requested XID %d", (int)mode);
+    exit(1);
+}