diff options
Diffstat (limited to 'src/multitouch.c')
| -rw-r--r-- | src/multitouch.c | 369 |
1 files changed, 0 insertions, 369 deletions
diff --git a/src/multitouch.c b/src/multitouch.c deleted file mode 100644 index 7e275b3..0000000 --- a/src/multitouch.c +++ /dev/null @@ -1,369 +0,0 @@ -/*************************************************************************** - * - * Multitouch X driver - * Copyright (C) 2008 Henrik Rydberg <rydberg@euromail.se> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - * - **************************************************************************/ - -#include "gestures.h" - -#if GET_ABI_MAJOR(ABI_XINPUT_VERSION) >= 7 -#include <X11/Xatom.h> -#include <xserver-properties.h> -#endif - -/* these should be user-configurable at some point */ -static const float vscroll_fraction = 0.05; -static const float hscroll_fraction = 0.05; -static const float vswipe_fraction = 0.25; -static const float hswipe_fraction = 0.25; -static const float scale_fraction = 0.05; -static const float rot_fraction = 0.05; - -/* flip these to enable event debugging */ -#if 1 -#define TRACE1(format, arg1) -#define TRACE2(format, arg1, arg2) -#else -#define TRACE1(format, arg1) xf86Msg(X_INFO, format, arg1) -#define TRACE2(format, arg1, arg2) xf86Msg(X_INFO, format, arg1, arg2) -#endif - -/* button mapping simplified */ -#define PROPMAP(m, x, y) m[x] = XIGetKnownProperty(y) - -static void pointer_control(DeviceIntPtr dev, PtrCtrl *ctrl) -{ - xf86Msg(X_INFO, "pointer_control\n"); -} - -static int pointer_property(DeviceIntPtr dev, - Atom property, - XIPropertyValuePtr prop, - BOOL checkonly) -{ - xf86Msg(X_INFO, "pointer_property\n"); - return Success; -} - -#if GET_ABI_MAJOR(ABI_XINPUT_VERSION) >= 7 -static void initAxesLabels(Atom map[2]) -{ - memset(map, 0, 2 * sizeof(Atom)); - PROPMAP(map, 0, AXIS_LABEL_PROP_REL_X); - PROPMAP(map, 1, AXIS_LABEL_PROP_REL_Y); -} - -static void initButtonLabels(Atom map[DIM_BUTTON]) -{ - memset(map, 0, DIM_BUTTON * sizeof(Atom)); - PROPMAP(map, MT_BUTTON_LEFT, BTN_LABEL_PROP_BTN_LEFT); - PROPMAP(map, MT_BUTTON_MIDDLE, BTN_LABEL_PROP_BTN_MIDDLE); - PROPMAP(map, MT_BUTTON_RIGHT, BTN_LABEL_PROP_BTN_RIGHT); - PROPMAP(map, MT_BUTTON_WHEEL_UP, BTN_LABEL_PROP_BTN_WHEEL_UP); - PROPMAP(map, MT_BUTTON_WHEEL_DOWN, BTN_LABEL_PROP_BTN_WHEEL_DOWN); - PROPMAP(map, MT_BUTTON_HWHEEL_LEFT, BTN_LABEL_PROP_BTN_HWHEEL_LEFT); - PROPMAP(map, MT_BUTTON_HWHEEL_RIGHT, BTN_LABEL_PROP_BTN_HWHEEL_RIGHT); - /* how to map swipe buttons? */ - PROPMAP(map, MT_BUTTON_SWIPE_UP, BTN_LABEL_PROP_BTN_0); - PROPMAP(map, MT_BUTTON_SWIPE_DOWN, BTN_LABEL_PROP_BTN_1); - PROPMAP(map, MT_BUTTON_SWIPE_LEFT, BTN_LABEL_PROP_BTN_2); - PROPMAP(map, MT_BUTTON_SWIPE_RIGHT, BTN_LABEL_PROP_BTN_3); - /* how to map scale and rotate? */ - PROPMAP(map, MT_BUTTON_SCALE_DOWN, BTN_LABEL_PROP_BTN_4); - PROPMAP(map, MT_BUTTON_SCALE_UP, BTN_LABEL_PROP_BTN_5); - PROPMAP(map, MT_BUTTON_ROTATE_LEFT, BTN_LABEL_PROP_BTN_6); - PROPMAP(map, MT_BUTTON_ROTATE_RIGHT, BTN_LABEL_PROP_BTN_7); -} -#endif - -static int device_init(DeviceIntPtr dev, LocalDevicePtr local) -{ - struct MTouch *mt = local->private; - unsigned char btmap[DIM_BUTTON + 1] = { - 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 - }; -#if GET_ABI_MAJOR(ABI_XINPUT_VERSION) >= 7 - Atom axes_labels[2], btn_labels[DIM_BUTTON]; - initAxesLabels(axes_labels); - initButtonLabels(btn_labels); -#endif - - local->fd = xf86OpenSerial(local->options); - if (local->fd < 0) { - xf86Msg(X_ERROR, "multitouch: cannot open device\n"); - return !Success; - } - if (configure_mtouch(mt, local->fd)) { - xf86Msg(X_ERROR, "multitouch: cannot configure device\n"); - return !Success; - } - xf86CloseSerial(local->fd); - -#if GET_ABI_MAJOR(ABI_XINPUT_VERSION) < 3 - InitPointerDeviceStruct((DevicePtr)dev, - btmap, DIM_BUTTON, - GetMotionHistory, - pointer_control, - GetMotionHistorySize(), - 2); -#elif GET_ABI_MAJOR(ABI_XINPUT_VERSION) < 7 - InitPointerDeviceStruct((DevicePtr)dev, - btmap, DIM_BUTTON, - pointer_control, - GetMotionHistorySize(), - 2); -#elif GET_ABI_MAJOR(ABI_XINPUT_VERSION) >= 7 - InitPointerDeviceStruct((DevicePtr)dev, - btmap, DIM_BUTTON, btn_labels, - pointer_control, - GetMotionHistorySize(), - 2, axes_labels); -#else -#error "Unsupported ABI_XINPUT_VERSION" -#endif - - xf86InitValuatorAxisStruct(dev, 0, -#if GET_ABI_MAJOR(ABI_XINPUT_VERSION) >= 7 - axes_labels[0], -#endif - mt->caps.abs_position_x.minimum, - mt->caps.abs_position_x.maximum, - 1, 0, 1); - xf86InitValuatorDefaults(dev, 0); - xf86InitValuatorAxisStruct(dev, 1, -#if GET_ABI_MAJOR(ABI_XINPUT_VERSION) >= 7 - axes_labels[1], -#endif - mt->caps.abs_position_y.minimum, - mt->caps.abs_position_y.maximum, - 1, 0, 1); - xf86InitValuatorDefaults(dev, 1); - - XIRegisterPropertyHandler(dev, pointer_property, NULL, NULL); - - return Success; -} - -static int device_on(LocalDevicePtr local) -{ - struct MTouch *mt = local->private; - local->fd = xf86OpenSerial(local->options); - if (local->fd < 0) { - xf86Msg(X_ERROR, "multitouch: cannot open device\n"); - return !Success; - } - if (open_mtouch(mt, local->fd)) { - xf86Msg(X_ERROR, "multitouch: cannot grab device\n"); - return !Success; - } - xf86AddEnabledDevice(local); - return Success; -} - -static int device_off(LocalDevicePtr local) -{ - struct MTouch *mt = local->private; - xf86RemoveEnabledDevice(local); - if (close_mtouch(mt, local->fd)) - xf86Msg(X_WARNING, "multitouch: cannot ungrab device\n"); - xf86CloseSerial(local->fd); - return Success; -} - -static int device_close(LocalDevicePtr local) -{ - return Success; -} - -static void tickle_button(LocalDevicePtr local, int id) -{ - xf86PostButtonEvent(local->dev, FALSE, id, 1, 0, 0); - xf86PostButtonEvent(local->dev, FALSE, id, 0, 0, 0); -} - -static void button_scroll(LocalDevicePtr local, - int btdec, int btinc, - int *scroll, int step, - int delta) -{ - *scroll += delta; - while (*scroll > step) { - tickle_button(local, btinc); - *scroll -= step; - } - while (*scroll < -step) { - tickle_button(local, btdec); - *scroll += step; - } -} - -static void handle_gestures(LocalDevicePtr local, - const struct Gestures *gs, - const struct Capabilities *caps) -{ - static int vscroll, hscroll, vswipe, hswipe, scale, rot; - int vscrollstep = 1 + vscroll_fraction * get_cap_ysize(caps); - int hscrollstep = 1 + hscroll_fraction * get_cap_xsize(caps); - int vswipestep = 1 + vswipe_fraction * get_cap_ysize(caps); - int hswipestep = 1 + hswipe_fraction * get_cap_xsize(caps); - int scalestep = 1 + scale_fraction * get_cap_xsize(caps); - int rotstep = 1 + rot_fraction * get_cap_xsize(caps); - int i; - if (!gs->same_fingers) { - vscroll = 0; - hscroll = 0; - vswipe = 0; - hswipe = 0; - } - for (i = 0; i < DIM_BUTTON; i++) { - if (GETBIT(gs->btmask, i)) { - xf86PostButtonEvent(local->dev, FALSE, - i + 1, GETBIT(gs->btdata, i), 0, 0); - TRACE2("button bit: %d %d\n", i, GETBIT(gs->btdata, i)); - } - } - if (GETBIT(gs->type, GS_MOVE)) { - xf86PostMotionEvent(local->dev, 0, 0, 2, - gs->dx, gs->dy); - TRACE2("motion: %d %d\n", gs->dx, gs->dy); - } - if (GETBIT(gs->type, GS_VSCROLL)) { - button_scroll(local, 4, 5, &vscroll, vscrollstep, gs->dy); - TRACE1("vscroll: %d\n", gs->dy); - } - if (GETBIT(gs->type, GS_HSCROLL)) { - button_scroll(local, 6, 7, &hscroll, hscrollstep, gs->dx); - TRACE1("hscroll: %d\n", gs->dx); - } - if (GETBIT(gs->type, GS_VSWIPE)) { - button_scroll(local, 8, 9, &vswipe, vswipestep, gs->dy); - TRACE1("vswipe: %d\n", gs->dy); - } - if (GETBIT(gs->type, GS_HSWIPE)) { - button_scroll(local, 10, 11, &hswipe, hswipestep, gs->dx); - TRACE1("hswipe: %d\n", gs->dx); - } - if (GETBIT(gs->type, GS_SCALE)) { - button_scroll(local, 12, 13, &scale, scalestep, gs->scale); - TRACE1("scale: %d\n", gs->scale); - } - if (GETBIT(gs->type, GS_ROTATE)) { - button_scroll(local, 14, 15, &rot, rotstep, gs->rot); - TRACE1("rotate: %d\n", gs->rot); - } -} - -/* called for each full received packet from the touchpad */ -static void read_input(LocalDevicePtr local) -{ - struct Gestures gs; - struct MTouch *mt = local->private; - while (read_synchronized_event(mt, local->fd)) { - parse_event(mt); - extract_gestures(&gs, mt); - handle_gestures(local, &gs, &mt->caps); - } -} - -static Bool device_control(DeviceIntPtr dev, int mode) -{ - LocalDevicePtr local = dev->public.devicePrivate; - switch (mode) { - case DEVICE_INIT: - xf86Msg(X_INFO, "device control: init\n"); - return device_init(dev, local); - case DEVICE_ON: - xf86Msg(X_INFO, "device control: on\n"); - return device_on(local); - case DEVICE_OFF: - xf86Msg(X_INFO, "device control: off\n"); - return device_off(local); - case DEVICE_CLOSE: - xf86Msg(X_INFO, "device control: close\n"); - return device_close(local); - default: - xf86Msg(X_INFO, "device control: default\n"); - return BadValue; - } -} - - -static InputInfoPtr preinit(InputDriverPtr drv, IDevPtr dev, int flags) -{ - struct MTouch *mt; - InputInfoPtr local = xf86AllocateInput(drv, 0); - if (!local) - goto error; - mt = xcalloc(1, sizeof(struct MTouch)); - if (!mt) - goto error; - - local->name = dev->identifier; - local->type_name = XI_TOUCHPAD; - local->device_control = device_control; - local->read_input = read_input; - local->private = mt; - local->flags = XI86_POINTER_CAPABLE | XI86_SEND_DRAG_EVENTS; - local->conf_idev = dev; - - xf86CollectInputOptions(local, NULL, NULL); - /* xf86OptionListReport(local->options); */ - xf86ProcessCommonOptions(local, local->options); - - local->flags |= XI86_CONFIGURED; - error: - return local; -} - -static void uninit(InputDriverPtr drv, InputInfoPtr local, int flags) -{ - xfree(local->private); - local->private = 0; - xf86DeleteInput(local, 0); -} - -static InputDriverRec MULTITOUCH = { - 1, - "multitouch", - NULL, - preinit, - uninit, - NULL, - 0 -}; - -static XF86ModuleVersionInfo VERSION = { - "multitouch", - MODULEVENDORSTRING, - MODINFOSTRING1, - MODINFOSTRING2, - XORG_VERSION_CURRENT, - 0, 1, 0, - ABI_CLASS_XINPUT, - ABI_XINPUT_VERSION, - MOD_CLASS_XINPUT, - {0, 0, 0, 0} -}; - -static pointer setup(pointer module, pointer options, int *errmaj, int *errmin) -{ - xf86AddInputDriver(&MULTITOUCH, module, 0); - return module; -} - -XF86ModuleData multitouchModuleData = {&VERSION, &setup, NULL }; |