xserver/hw/xnest/xcb.c

150 lines
5.0 KiB
C

/* SPDX-License-Identifier: MIT OR X11
*
* Copyright © 2024 Enrico Weigelt, metux IT consult <info@metux.net>
*/
#include <dix-config.h>
#include <xcb/xcb.h>
#include <X11/X.h>
#include <X11/Xdefs.h>
#include <X11/Xproto.h>
#include "include/gc.h"
#include "Xnest.h"
#include "xnest-xcb.h"
#include "XNGC.h"
#include "Display.h"
xnestUpstreamInfoRec xnestUpstreamInfo = { 0 };
void xnest_upstream_setup(void) {
xnestUpstreamInfo.screenId = DefaultScreen(xnestDisplay);
/* retrieve setup data for our screen */
xnestUpstreamInfo.conn = XGetXCBConnection(xnestDisplay);
xnestUpstreamInfo.setup = xcb_get_setup(xnestUpstreamInfo.conn);
xcb_screen_iterator_t iter = xcb_setup_roots_iterator (xnestUpstreamInfo.setup);
for (int i = 0; i < xnestUpstreamInfo.screenId; ++i)
xcb_screen_next (&iter);
xnestUpstreamInfo.screenInfo = iter.data;
}
/* retrieve upstream GC XID for our xserver GC */
uint32_t xnestUpstreamGC(GCPtr pGC) {
if (pGC == NULL) return 0;
xnestPrivGC *priv = dixLookupPrivate(&(pGC)->devPrivates, xnestGCPrivateKey);
if (priv == NULL) return 0;
return priv->gc;
}
void xnest_encode_window_attr(XnSetWindowAttr attr, uint32_t mask, uint32_t *values)
{
int idx = 0;
#define EXTRA_VALUE(flag,val) if (mask & flag) { values[idx++] = attr.val; }
EXTRA_VALUE(XCB_CW_BACK_PIXMAP, background_pixmap);
EXTRA_VALUE(XCB_CW_BACK_PIXEL, background_pixel)
EXTRA_VALUE(XCB_CW_BORDER_PIXMAP, border_pixmap)
EXTRA_VALUE(XCB_CW_BORDER_PIXEL, border_pixel)
EXTRA_VALUE(XCB_CW_BIT_GRAVITY, bit_gravity)
EXTRA_VALUE(XCB_CW_WIN_GRAVITY, win_gravity);
EXTRA_VALUE(XCB_CW_BACKING_STORE, backing_store);
EXTRA_VALUE(XCB_CW_BACKING_PLANES, backing_planes);
EXTRA_VALUE(XCB_CW_BACKING_PIXEL, backing_pixel);
EXTRA_VALUE(XCB_CW_OVERRIDE_REDIRECT, override_redirect);
EXTRA_VALUE(XCB_CW_SAVE_UNDER, save_under);
EXTRA_VALUE(XCB_CW_EVENT_MASK, event_mask);
EXTRA_VALUE(XCB_CW_DONT_PROPAGATE, do_not_propagate_mask);
EXTRA_VALUE(XCB_CW_COLORMAP, colormap);
EXTRA_VALUE(XCB_CW_CURSOR, cursor);
#undef EXTRA_VALUE
}
void xnest_configure_window(xcb_connection_t *conn, uint32_t window,
uint32_t mask, XnWindowChanges values)
{
if (mask) {
uint32_t value_list[16] = { 0 };
int idx = 0;
#define EXTRA_VALUE(flag,val) if (mask & flag) { value_list[idx++] = values.val; }
EXTRA_VALUE(XCB_CONFIG_WINDOW_X, x);
EXTRA_VALUE(XCB_CONFIG_WINDOW_Y, y);
EXTRA_VALUE(XCB_CONFIG_WINDOW_WIDTH, width);
EXTRA_VALUE(XCB_CONFIG_WINDOW_HEIGHT, height);
EXTRA_VALUE(XCB_CONFIG_WINDOW_BORDER_WIDTH, border_width);
EXTRA_VALUE(XCB_CONFIG_WINDOW_SIBLING, sibling);
EXTRA_VALUE(XCB_CONFIG_WINDOW_STACK_MODE, stack_mode);
#undef EXTRA_VALUE
xcb_configure_window(conn, window, mask, value_list);
}
}
void xnestEncodeKeyboardControl(XnKeyboardControl ctrl, long mask, uint32_t *value)
{
if (mask & KBKeyClickPercent)
*value++ = ctrl.key_click_percent;
if (mask & KBBellPercent)
*value++ = ctrl.bell_percent;
if (mask & KBBellPitch)
*value++ = ctrl.bell_pitch;
if (mask & KBBellDuration)
*value++ = ctrl.bell_duration;
if (mask & KBLed)
*value++ = ctrl.led;
if (mask & KBLedMode)
*value++ = ctrl.led_mode;
if (mask & KBKey)
*value++ = ctrl.key;
if (mask & KBAutoRepeatMode)
*value++ = ctrl.auto_repeat_mode;
}
void xnChangeGC(xcb_connection_t *conn, uint32_t gc, XnGCValues gcval, uint32_t mask)
{
char value_list[128] = { 0 };
char *walk = value_list;
#define EXTRA_VALUE(flag,val) if (mask & flag) { *((uint32_t*)walk) = gcval.val; walk+=4; }
EXTRA_VALUE(GCFunction, function);
EXTRA_VALUE(GCPlaneMask, plane_mask);
EXTRA_VALUE(GCForeground, foreground);
EXTRA_VALUE(GCBackground, background);
EXTRA_VALUE(GCLineWidth, line_width);
EXTRA_VALUE(GCLineStyle, line_style);
EXTRA_VALUE(GCCapStyle, cap_style);
EXTRA_VALUE(GCJoinStyle, join_style);
EXTRA_VALUE(GCFillStyle, fill_style);
EXTRA_VALUE(GCFillRule, fill_rule);
EXTRA_VALUE(GCTile, tile);
EXTRA_VALUE(GCStipple, stipple);
EXTRA_VALUE(GCTileStipXOrigin, ts_x_origin);
EXTRA_VALUE(GCTileStipYOrigin, ts_y_origin);
EXTRA_VALUE(GCFont, font);
EXTRA_VALUE(GCSubwindowMode, subwindow_mode);
EXTRA_VALUE(GCGraphicsExposures, graphics_exposures);
EXTRA_VALUE(GCClipXOrigin, clip_x_origin);
EXTRA_VALUE(GCClipYOrigin, clip_y_origin);
EXTRA_VALUE(GCClipMask, clip_mask);
EXTRA_VALUE(GCDashOffset, dash_offset);
EXTRA_VALUE(GCDashList, dashes);
EXTRA_VALUE(GCArcMode, arc_mode);
#undef EXTRA_VALUE
xcb_change_gc(conn, gc, mask, value_list);
}