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path: root/xorg-server/randr/rrpointer.c
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Diffstat (limited to 'xorg-server/randr/rrpointer.c')
-rw-r--r--xorg-server/randr/rrpointer.c151
1 files changed, 73 insertions, 78 deletions
diff --git a/xorg-server/randr/rrpointer.c b/xorg-server/randr/rrpointer.c
index 6b934c0c6..ec803e9d1 100644
--- a/xorg-server/randr/rrpointer.c
+++ b/xorg-server/randr/rrpointer.c
@@ -32,19 +32,19 @@
*/
static Bool
-RRCrtcContainsPosition (RRCrtcPtr crtc, int x, int y)
+RRCrtcContainsPosition(RRCrtcPtr crtc, int x, int y)
{
- RRModePtr mode = crtc->mode;
- int scan_width, scan_height;
+ RRModePtr mode = crtc->mode;
+ int scan_width, scan_height;
if (!mode)
- return FALSE;
+ return FALSE;
- RRCrtcGetScanoutSize (crtc, &scan_width, &scan_height);
+ RRCrtcGetScanoutSize(crtc, &scan_width, &scan_height);
if (crtc->x <= x && x < crtc->x + scan_width &&
- crtc->y <= y && y < crtc->y + scan_height)
- return TRUE;
+ crtc->y <= y && y < crtc->y + scan_height)
+ return TRUE;
return FALSE;
}
@@ -52,81 +52,79 @@ RRCrtcContainsPosition (RRCrtcPtr crtc, int x, int y)
* Find the CRTC nearest the specified position, ignoring 'skip'
*/
static void
-RRPointerToNearestCrtc (DeviceIntPtr pDev, ScreenPtr pScreen, int x, int y, RRCrtcPtr skip)
+RRPointerToNearestCrtc(DeviceIntPtr pDev, ScreenPtr pScreen, int x, int y,
+ RRCrtcPtr skip)
{
- rrScrPriv (pScreen);
- int c;
- RRCrtcPtr nearest = NULL;
- int best = 0;
- int best_dx = 0, best_dy = 0;
-
- for (c = 0; c < pScrPriv->numCrtcs; c++)
- {
- RRCrtcPtr crtc = pScrPriv->crtcs[c];
- RRModePtr mode = crtc->mode;
- int dx, dy;
- int dist;
- int scan_width, scan_height;
-
- if (!mode)
- continue;
- if (crtc == skip)
- continue;
-
- RRCrtcGetScanoutSize (crtc, &scan_width, &scan_height);
-
- if (x < crtc->x)
- dx = crtc->x - x;
- else if (x > crtc->x + scan_width)
- dx = x - (crtc->x + scan_width);
- else
- dx = 0;
- if (y < crtc->y)
- dy = crtc->y - x;
- else if (y > crtc->y + scan_height)
- dy = y - (crtc->y + scan_height);
- else
- dy = 0;
- dist = dx + dy;
- if (!nearest || dist < best)
- {
- nearest = crtc;
- best_dx = dx;
- best_dy = dy;
- }
+ rrScrPriv(pScreen);
+ int c;
+ RRCrtcPtr nearest = NULL;
+ int best = 0;
+ int best_dx = 0, best_dy = 0;
+
+ for (c = 0; c < pScrPriv->numCrtcs; c++) {
+ RRCrtcPtr crtc = pScrPriv->crtcs[c];
+ RRModePtr mode = crtc->mode;
+ int dx, dy;
+ int dist;
+ int scan_width, scan_height;
+
+ if (!mode)
+ continue;
+ if (crtc == skip)
+ continue;
+
+ RRCrtcGetScanoutSize(crtc, &scan_width, &scan_height);
+
+ if (x < crtc->x)
+ dx = crtc->x - x;
+ else if (x > crtc->x + scan_width)
+ dx = x - (crtc->x + scan_width);
+ else
+ dx = 0;
+ if (y < crtc->y)
+ dy = crtc->y - x;
+ else if (y > crtc->y + scan_height)
+ dy = y - (crtc->y + scan_height);
+ else
+ dy = 0;
+ dist = dx + dy;
+ if (!nearest || dist < best) {
+ nearest = crtc;
+ best_dx = dx;
+ best_dy = dy;
+ }
}
if (best_dx || best_dy)
- (*pScreen->SetCursorPosition) (pDev, pScreen, x + best_dx, y + best_dy, TRUE);
+ (*pScreen->SetCursorPosition) (pDev, pScreen, x + best_dx, y + best_dy,
+ TRUE);
pScrPriv->pointerCrtc = nearest;
}
void
-RRPointerMoved (ScreenPtr pScreen, int x, int y)
+RRPointerMoved(ScreenPtr pScreen, int x, int y)
{
- rrScrPriv (pScreen);
- RRCrtcPtr pointerCrtc = pScrPriv->pointerCrtc;
- int c;
+ rrScrPriv(pScreen);
+ RRCrtcPtr pointerCrtc = pScrPriv->pointerCrtc;
+ int c;
/* Check last known CRTC */
- if (pointerCrtc && RRCrtcContainsPosition (pointerCrtc, x, y))
- return;
-
+ if (pointerCrtc && RRCrtcContainsPosition(pointerCrtc, x, y))
+ return;
+
/* Check all CRTCs */
- for (c = 0; c < pScrPriv->numCrtcs; c++)
- {
- RRCrtcPtr crtc = pScrPriv->crtcs[c];
-
- if (RRCrtcContainsPosition (crtc, x, y))
- {
- /* Remember containing CRTC */
- pScrPriv->pointerCrtc = crtc;
- return;
- }
+ for (c = 0; c < pScrPriv->numCrtcs; c++) {
+ RRCrtcPtr crtc = pScrPriv->crtcs[c];
+
+ if (RRCrtcContainsPosition(crtc, x, y)) {
+ /* Remember containing CRTC */
+ pScrPriv->pointerCrtc = crtc;
+ return;
+ }
}
/* None contain pointer, find nearest */
ErrorF("RRPointerMoved: Untested, may cause \"bogus pointer event\"\n");
- RRPointerToNearestCrtc (inputInfo.pointer, pScreen, x, y, pointerCrtc);
+ RRPointerToNearestCrtc(inputInfo.pointer, pScreen, x, y, pointerCrtc);
}
/*
@@ -134,24 +132,21 @@ RRPointerMoved (ScreenPtr pScreen, int x, int y)
* CRTC
*/
void
-RRPointerScreenConfigured (ScreenPtr pScreen)
+RRPointerScreenConfigured(ScreenPtr pScreen)
{
- WindowPtr pRoot;
- ScreenPtr pCurrentScreen;
- int x, y;
+ WindowPtr pRoot;
+ ScreenPtr pCurrentScreen;
+ int x, y;
DeviceIntPtr pDev;
- for (pDev = inputInfo.devices; pDev; pDev = pDev->next)
- {
- if (IsPointerDevice(pDev))
- {
+ for (pDev = inputInfo.devices; pDev; pDev = pDev->next) {
+ if (IsPointerDevice(pDev)) {
pRoot = GetCurrentRootWindow(pDev);
pCurrentScreen = pRoot ? pRoot->drawable.pScreen : NULL;
- if (pScreen == pCurrentScreen)
- {
+ if (pScreen == pCurrentScreen) {
GetSpritePosition(pDev, &x, &y);
- RRPointerToNearestCrtc (pDev, pScreen, x, y, NULL);
+ RRPointerToNearestCrtc(pDev, pScreen, x, y, NULL);
}
}
}