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ui.c
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ui.c
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/*
* Copyright (C) 2007 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <linux/input.h>
#include "recovery_ui.h"
//these are included in the original kernel's linux/input.h but are missing from AOSP
#ifndef SYN_MT_REPORT
#define SYN_MT_REPORT 2
#define ABS_MT_TOUCH_MAJOR 0x30 /* Major axis of touching ellipse */
#define ABS_MT_WIDTH_MAJOR 0x32 /* Major axis of approaching ellipse */
#define ABS_MT_POSITION_X 0x35 /* Center X ellipse position */
#define ABS_MT_POSITION_Y 0x36 /* Center Y ellipse position */
#define ABS_MT_TRACKING_ID 0x39 /* Center Y ellipse position */
#endif
#include <pthread.h>
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/reboot.h>
#include <sys/time.h>
#include <time.h>
#include <unistd.h>
#include "common.h"
#include "minui/minui.h"
#include "recovery_ui.h"
extern int __system(const char *command);
#ifdef BOARD_HAS_NO_SELECT_BUTTON
static int gShowBackButton = 1;
#else
static int gShowBackButton = 0;
#endif
#define MAX_COLS 85
#define MAX_ROWS 30
#define MENU_MAX_COLS 85
#define MENU_MAX_ROWS 320
#if defined(BOARD_XHDPI_RECOVERY)
#define CHAR_WIDTH 15
#define CHAR_HEIGHT 24
#elif defined(BOARD_HDPI_RECOVERY)
#define CHAR_WIDTH 10
#define CHAR_HEIGHT 18
#elif defined(BOARD_LDPI_RECOVERY)
#define CHAR_WIDTH 7
#define CHAR_HEIGHT 16
#else
#define CHAR_WIDTH 10
#define CHAR_HEIGHT 18
#endif
#define MIN_LOG_ROWS 3
#define PROGRESSBAR_INDETERMINATE_STATES 6
#define PROGRESSBAR_INDETERMINATE_FPS 60
static pthread_mutex_t gUpdateMutex = PTHREAD_MUTEX_INITIALIZER;
static gr_surface gBackgroundIcon[NUM_BACKGROUND_ICONS];
static gr_surface gMenuIcon[NUM_MENU_ICON];
static gr_surface gProgressBarIndeterminate[PROGRESSBAR_INDETERMINATE_STATES];
static gr_surface gProgressBarEmpty;
static gr_surface gProgressBarFill;
static int ui_has_initialized = 0;
static int ui_log_stdout = 1;
static int selMenuIcon = 0;
const char *goBackText = " <-- Go back";
static const struct { gr_surface* surface; const char *name; } BITMAPS[] = {
{ &gBackgroundIcon[BACKGROUND_ICON_INSTALLING], "icon_installing" },
{ &gBackgroundIcon[BACKGROUND_ICON_ERROR], "icon_error" },
{ &gBackgroundIcon[BACKGROUND_ICON_CLOCKWORK], "icon_clockwork" },
{ &gBackgroundIcon[BACKGROUND_ICON_FIRMWARE_INSTALLING], "icon_firmware_install" },
{ &gBackgroundIcon[BACKGROUND_ICON_FIRMWARE_ERROR], "icon_firmware_error" },
{ &gMenuIcon[MENU_BACK], "icon_back" },
{ &gMenuIcon[MENU_DOWN], "icon_down" },
{ &gMenuIcon[MENU_UP], "icon_up" },
{ &gMenuIcon[MENU_SELECT], "icon_select" },
{ &gMenuIcon[MENU_BACK_M], "icon_backM" },
{ &gMenuIcon[MENU_DOWN_M], "icon_downM" },
{ &gMenuIcon[MENU_UP_M], "icon_upM" },
{ &gMenuIcon[MENU_SELECT_M], "icon_selectM" },
{ &gProgressBarIndeterminate[0], "indeterminate1" },
{ &gProgressBarIndeterminate[1], "indeterminate2" },
{ &gProgressBarIndeterminate[2], "indeterminate3" },
{ &gProgressBarIndeterminate[3], "indeterminate4" },
{ &gProgressBarIndeterminate[4], "indeterminate5" },
{ &gProgressBarIndeterminate[5], "indeterminate6" },
{ &gProgressBarEmpty, "progress_empty" },
{ &gProgressBarFill, "progress_fill" },
{ NULL, NULL },
};
static gr_surface gCurrentIcon = NULL;
static int currentIcon = BACKGROUND_ICON_CLOCKWORK;
static enum ProgressBarType {
PROGRESSBAR_TYPE_NONE,
PROGRESSBAR_TYPE_INDETERMINATE,
PROGRESSBAR_TYPE_NORMAL,
} gProgressBarType = PROGRESSBAR_TYPE_NONE;
// Progress bar scope of current operation
static float gProgressScopeStart = 0, gProgressScopeSize = 0, gProgress = 0;
static time_t gProgressScopeTime, gProgressScopeDuration;
// Set to 1 when both graphics pages are the same (except for the progress bar)
static int gPagesIdentical = 0;
// Log text overlay, displayed when a magic key is pressed
static char text[MAX_ROWS][MAX_COLS];
static int text_cols = 0, text_rows = 0;
static int text_col = 0, text_row = 0, text_top = 0;
static int show_text = 0;
static char menu[MENU_MAX_ROWS][MENU_MAX_COLS];
static int show_menu = 0;
static int menu_top = 0, menu_items = 0, menu_sel = 0;
static int menu_show_start = 0; // this is line which menu display is starting at
static int show_buttons = 1;
static int user_show_buttons = 1;
static int user_tap_select = 1;
// Key event input queue
static pthread_mutex_t key_queue_mutex = PTHREAD_MUTEX_INITIALIZER;
static pthread_cond_t key_queue_cond = PTHREAD_COND_INITIALIZER;
static int key_queue[256], key_queue_len = 0, key_queue_len_back = 0;
static volatile char key_pressed[KEY_MAX + 1];
// Threads
static pthread_t pt_ui_thread;
static pthread_t pt_input_thread;
static volatile int pt_ui_thread_active = 1;
static volatile int pt_input_thread_active = 1;
// Desire/Nexus and similar have 2, SGS has 5, SGT has 10, we take the max as it's cool. We'll only use 1 however
#define MAX_MT_POINTS 8
// Struct to store mouse events
static struct mousePosStruct {
int x;
int y;
int pressure; // 0:up or 255:down
int size;
int num;
int length; // length of the line drawn while in touch state
} actPos, grabPos, oldMousePos[MAX_MT_POINTS], mousePos[MAX_MT_POINTS];
//Struct to return key events to recovery.c through ui_wait_key()
volatile struct keyStruct key;
// Clear the screen and draw the currently selected background icon (if any).
// Should only be called with gUpdateMutex locked.
static void draw_background_locked(gr_surface icon) {
gPagesIdentical = 0;
gr_color(0, 0, 0, 255);
gr_fill(0, 0, gr_fb_width(), gr_fb_height());
if (icon) {
int iconWidth = gr_get_width(icon);
int iconHeight = gr_get_height(icon);
int iconX = (gr_fb_width() - iconWidth) / 2;
int iconY = (gr_fb_height() - iconHeight) / 2;
gr_blit(icon, 0, 0, iconWidth, iconHeight, iconX, iconY);
}
}
// Draw the currently selected icon (if any) at given location.
// Should only be called with gUpdateMutex locked.
static void draw_icon_locked(gr_surface icon,int locX, int locY) {
gPagesIdentical = 0;
if (icon) {
int iconWidth = gr_get_width(icon);
int iconHeight = gr_get_height(icon);
int iconX = locX - iconWidth / 2;
int iconY = locY - iconHeight / 2;
gr_blit(icon, 0, 0, iconWidth, iconHeight, iconX, iconY);
}
}
// Draw the progress bar (if any) on the screen. Does not flip pages.
// Should only be called with gUpdateMutex locked.
static void draw_progress_locked() {
if (gProgressBarType == PROGRESSBAR_TYPE_NONE) return;
int iconHeight = gr_get_height(gBackgroundIcon[BACKGROUND_ICON_INSTALLING]);
int width = gr_get_width(gProgressBarEmpty);
int height = gr_get_height(gProgressBarEmpty);
int dx = (gr_fb_width() - width)/2;
int dy = (3*gr_fb_height() + iconHeight - 2*height)/4;
// Erase behind the progress bar (in case this was a progress-only update)
gr_color(0, 0, 0, 255);
gr_fill(dx, dy, width, height);
if (gProgressBarType == PROGRESSBAR_TYPE_NORMAL) {
float progress = gProgressScopeStart + gProgress * gProgressScopeSize;
int pos = (int) (progress * width);
if (pos > 0) {
gr_blit(gProgressBarFill, 0, 0, pos, height, dx, dy);
}
if (pos < width-1) {
gr_blit(gProgressBarEmpty, pos, 0, width-pos, height, dx+pos, dy);
}
}
if (gProgressBarType == PROGRESSBAR_TYPE_INDETERMINATE) {
static int frame = 0;
gr_blit(gProgressBarIndeterminate[frame], 0, 0, width, height, dx, dy);
frame = (frame + 1) % PROGRESSBAR_INDETERMINATE_STATES;
}
}
static void draw_text_line(int row, const char* t) {
if (t[0] != '\0') {
gr_text(0, (row+1)*CHAR_HEIGHT-1, t);
}
}
#define COLOR_RGBA_BLACK 0, 0, 0, 255
#define COLOR_RGBA_WHITE 255, 255, 255, 255
#define COLOR_RGBA_ORANGE 255, 127, 0, 255
#define COLOR_RGBA_CYAN 51, 181, 229, 255
#define COLOR_RGBA_GREEN 12, 214, 0, 255
#define MENU_TEXT_COLOR COLOR_RGBA_WHITE // Selection color
#define SELECTED_TEXT_COLOR COLOR_RGBA_BLACK
#define NORMAL_TEXT_COLOR COLOR_RGBA_CYAN
#define HEADER_TEXT_COLOR COLOR_RGBA_CYAN
// Redraw everything on the screen. Does not flip pages.
// Should only be called with gUpdateMutex locked.
static void draw_screen_locked(void) {
if (!ui_has_initialized) return;
//ToDo: Following structure should be global
struct { int x; int y; int xL; int xR; } MENU_ICON[] = {
{ get_menu_icon_info(MENU_BACK,MENU_ICON_X), get_menu_icon_info(MENU_BACK,MENU_ICON_Y), get_menu_icon_info(MENU_BACK,MENU_ICON_XL), get_menu_icon_info(MENU_BACK,MENU_ICON_XR) },
{ get_menu_icon_info(MENU_DOWN,MENU_ICON_X), get_menu_icon_info(MENU_DOWN,MENU_ICON_Y), get_menu_icon_info(MENU_DOWN,MENU_ICON_XL), get_menu_icon_info(MENU_DOWN,MENU_ICON_XR) },
{ get_menu_icon_info(MENU_UP,MENU_ICON_X), get_menu_icon_info(MENU_UP,MENU_ICON_Y), get_menu_icon_info(MENU_UP,MENU_ICON_XL), get_menu_icon_info(MENU_UP,MENU_ICON_XR) },
{ get_menu_icon_info(MENU_SELECT,MENU_ICON_X), get_menu_icon_info(MENU_SELECT,MENU_ICON_Y), get_menu_icon_info(MENU_SELECT,MENU_ICON_XL), get_menu_icon_info(MENU_SELECT,MENU_ICON_XR) },
};
draw_background_locked(gCurrentIcon);
draw_progress_locked();
if (show_text) {
gr_color(0, 0, 0, 160);
gr_fill(0, 0, gr_fb_width(), gr_fb_height());
int i = 0;
int j = 0;
int offset = 0; // offset of separating bar under menus
int row = 0; // current row that we are drawing on
if (show_menu) {
if (menu_items - menu_show_start + menu_top >= MAX_ROWS)
j = MAX_ROWS - menu_top;
else
j = menu_items - menu_show_start;
if (show_buttons) {
draw_icon_locked(gMenuIcon[MENU_BACK], MENU_ICON[MENU_BACK].x, MENU_ICON[MENU_BACK].y);
draw_icon_locked(gMenuIcon[MENU_DOWN], MENU_ICON[MENU_DOWN].x, MENU_ICON[MENU_DOWN].y);
draw_icon_locked(gMenuIcon[MENU_UP], MENU_ICON[MENU_UP].x, MENU_ICON[MENU_UP].y);
draw_icon_locked(gMenuIcon[MENU_SELECT], MENU_ICON[MENU_SELECT].x, MENU_ICON[MENU_SELECT].y);
}
gr_color(MENU_TEXT_COLOR);
gr_fill(0, (menu_top + menu_sel - menu_show_start) * CHAR_HEIGHT,
gr_fb_width(), (menu_top + menu_sel - menu_show_start + 1)*CHAR_HEIGHT + 1);
gr_color(HEADER_TEXT_COLOR);
for (i = 0; i < menu_top; ++i) {
draw_text_line(i, menu[i]);
row++;
}
char* menu_item;
int padding;
const char* menu_up_available = "(^^^)";
const char* menu_down_available = "(vvv)";
gr_color(MENU_TEXT_COLOR);
for (i = menu_show_start + menu_top; i < (menu_show_start + menu_top + j); ++i) {
if (i == menu_top + menu_sel) {
gr_color(SELECTED_TEXT_COLOR);
if (menu_show_start > 0 && i == menu_show_start + menu_top) {
padding = MAX_COLS - strlen(menu[i]) - 5;
asprintf(&menu_item, "%s%*s", menu[i], padding, menu_up_available);
draw_text_line(i - menu_show_start , menu_item);
}
else if (menu_items > MAX_ROWS && i == (menu_show_start + menu_top + j - 1) && i != menu_items) {
padding = MAX_COLS - strlen(menu[i]) - 5;
asprintf(&menu_item, "%s%*s", menu[i], padding, menu_down_available);
draw_text_line(i - menu_show_start , menu_item);
}
else draw_text_line(i - menu_show_start , menu[i]);
gr_color(MENU_TEXT_COLOR);
} else {
gr_color(MENU_TEXT_COLOR);
if (menu_show_start > 0 && i == menu_show_start + menu_top) {
padding = MAX_COLS - strlen(menu[i]) - 5;
asprintf(&menu_item, "%s%*s", menu[i], padding, menu_up_available);
draw_text_line(i - menu_show_start , menu_item);
}
else if (menu_items > MAX_ROWS && i == (menu_show_start + menu_top + j - 1) && i != menu_items) {
padding = MAX_COLS - strlen(menu[i]) - 5;
asprintf(&menu_item, "%s%*s", menu[i], padding, menu_down_available);
draw_text_line(i - menu_show_start , menu_item);
}
else draw_text_line(i - menu_show_start , menu[i]);
}
row++;
}
if (menu_items <= MAX_ROWS)
offset = 1;
gr_fill(0, (row-offset)*CHAR_HEIGHT+CHAR_HEIGHT/2-1,
gr_fb_width(), (row-offset)*CHAR_HEIGHT+CHAR_HEIGHT/2+1);
}
gr_color(NORMAL_TEXT_COLOR);
for (; row < text_rows; ++row) {
draw_text_line(row, text[(row+text_top) % text_rows]);
}
}
}
// Redraw everything on the screen and flip the screen (make it visible).
// Should only be called with gUpdateMutex locked.
static void update_screen_locked(void) {
if (!ui_has_initialized) return;
draw_screen_locked();
gr_flip();
}
// Updates only the progress bar, if possible, otherwise redraws the screen.
// Should only be called with gUpdateMutex locked.
static void update_progress_locked(void) {
if (!ui_has_initialized) return;
if (show_text || !gPagesIdentical) {
draw_screen_locked(); // Must redraw the whole screen
gPagesIdentical = 1;
} else {
draw_progress_locked(); // Draw only the progress bar
}
gr_flip();
}
// Keeps the progress bar updated, even when the process is otherwise busy.
static void *progress_thread(void *cookie) {
for (;;) {
usleep(1000000 / PROGRESSBAR_INDETERMINATE_FPS);
pthread_mutex_lock(&gUpdateMutex);
// update the progress bar animation, if active
// skip this if we have a text overlay (too expensive to update)
if (gProgressBarType == PROGRESSBAR_TYPE_INDETERMINATE && !show_text) {
update_progress_locked();
}
// move the progress bar forward on timed intervals, if configured
int duration = gProgressScopeDuration;
if (gProgressBarType == PROGRESSBAR_TYPE_NORMAL && duration > 0) {
int elapsed = time(NULL) - gProgressScopeTime;
float progress = 1.0 * elapsed / duration;
if (progress > 1.0) progress = 1.0;
if (progress > gProgress) {
gProgress = progress;
update_progress_locked();
}
}
pthread_mutex_unlock(&gUpdateMutex);
}
return NULL;
}
int touched_row(int positionY)
{
return menu_show_start + (positionY / CHAR_HEIGHT) - menu_top;
}
int touched_row_clamp(int positionY)
{
int row = touched_row(positionY);
if (row < 0) row = 0;
else if (row >= menu_items - 1) row = menu_items - 2;
return row;
}
// handle the action associated with user input touch events inside the ui handler
int device_handle_mouse(struct keyStruct *key, int visible) {
//ToDo: Following structure should be global
struct { int x; int y; int xL; int xR; } MENU_ICON[] = {
{ get_menu_icon_info(MENU_BACK,MENU_ICON_X), get_menu_icon_info(MENU_BACK,MENU_ICON_Y), get_menu_icon_info(MENU_BACK,MENU_ICON_XL), get_menu_icon_info(MENU_BACK,MENU_ICON_XR) },
{ get_menu_icon_info(MENU_DOWN,MENU_ICON_X), get_menu_icon_info(MENU_DOWN,MENU_ICON_Y), get_menu_icon_info(MENU_DOWN,MENU_ICON_XL), get_menu_icon_info(MENU_DOWN,MENU_ICON_XR) },
{ get_menu_icon_info(MENU_UP,MENU_ICON_X), get_menu_icon_info(MENU_UP,MENU_ICON_Y), get_menu_icon_info(MENU_UP,MENU_ICON_XL), get_menu_icon_info(MENU_UP,MENU_ICON_XR) },
{ get_menu_icon_info(MENU_SELECT,MENU_ICON_X), get_menu_icon_info(MENU_SELECT,MENU_ICON_Y), get_menu_icon_info(MENU_SELECT,MENU_ICON_XL), get_menu_icon_info(MENU_SELECT,MENU_ICON_XR) },
};
if (visible) {
if (user_tap_select && touched_row(key->y) == menu_sel && oldMousePos[actPos.num].length < CHAR_HEIGHT) // Ignore drags
return SELECT_ITEM;
else if (show_buttons && key->y > (resY-MENU_MAX_HEIGHT) && key->x > MENU_ICON[MENU_BACK].xL && key->x < MENU_ICON[MENU_SELECT].xR) {
if (key->x > MENU_ICON[MENU_BACK].xL && key->x < MENU_ICON[MENU_BACK].xR)
return GO_BACK;
else if (key->x > MENU_ICON[MENU_DOWN].xL && key->x < MENU_ICON[MENU_DOWN].xR)
return HIGHLIGHT_DOWN;
else if (key->x > MENU_ICON[MENU_UP].xL && key->x < MENU_ICON[MENU_UP].xR)
return HIGHLIGHT_UP;
else if (key->x > MENU_ICON[MENU_SELECT].xL && key->x < MENU_ICON[MENU_SELECT].xR)
return SELECT_ITEM;
}
else if ((grabPos.x - key->x) > (resX / 5) && oldMousePos[actPos.num].length > (resX / 5))
return GO_BACK;
else if (key->y < MENU_MAX_HEIGHT || key->y > (resY-MENU_MAX_HEIGHT))
ui_menu_select(touched_row_clamp(key->y));
}
return NO_ACTION;
}
// handle the user input events (mainly the touch events) inside the ui handler
static void ui_handle_mouse_input(int* curPos) {
pthread_mutex_lock(&key_queue_mutex);
//ToDo: Following structure should be global
struct { int x; int y; int xL; int xR; } MENU_ICON[] = {
{ get_menu_icon_info(MENU_BACK,MENU_ICON_X), get_menu_icon_info(MENU_BACK,MENU_ICON_Y), get_menu_icon_info(MENU_BACK,MENU_ICON_XL), get_menu_icon_info(MENU_BACK,MENU_ICON_XR) },
{ get_menu_icon_info(MENU_DOWN,MENU_ICON_X), get_menu_icon_info(MENU_DOWN,MENU_ICON_Y), get_menu_icon_info(MENU_DOWN,MENU_ICON_XL), get_menu_icon_info(MENU_DOWN,MENU_ICON_XR) },
{ get_menu_icon_info(MENU_UP,MENU_ICON_X), get_menu_icon_info(MENU_UP,MENU_ICON_Y), get_menu_icon_info(MENU_UP,MENU_ICON_XL), get_menu_icon_info(MENU_UP,MENU_ICON_XR) },
{ get_menu_icon_info(MENU_SELECT,MENU_ICON_X), get_menu_icon_info(MENU_SELECT,MENU_ICON_Y), get_menu_icon_info(MENU_SELECT,MENU_ICON_XL), get_menu_icon_info(MENU_SELECT,MENU_ICON_XR) },
};
if (TOUCH_CONTROL_DEBUG) {
ui_print("Touch gr_fb_width:\t%d,\tgr_fb_height:\t%d\n",gr_fb_width(),gr_fb_height());
ui_print("Touch X:\t%d,\tY:\t%d\n",curPos[1],curPos[2]);
}
if (show_menu) {
if (curPos[0] > 0) {
int position = curPos[2]; // y
if (show_buttons) {
if (position < (resY-MENU_MAX_HEIGHT)) { // Above buttons
if (menu_items > 0) {
if (touched_row(position) >= menu_show_start && touched_row(position) < menu_items - 1)
ui_menu_select(touched_row(position));
}
} else {
position = curPos[1]; // x
pthread_mutex_lock(&gUpdateMutex);
if (position > MENU_ICON[MENU_BACK].xL && position < MENU_ICON[MENU_BACK].xR) {
selMenuIcon = MENU_BACK;
draw_icon_locked(gMenuIcon[MENU_BACK_M], MENU_ICON[selMenuIcon].x, MENU_ICON[selMenuIcon].y);
gr_flip();
}
else if (position > MENU_ICON[MENU_DOWN].xL && position < MENU_ICON[MENU_DOWN].xR) {
selMenuIcon = MENU_DOWN;
draw_icon_locked(gMenuIcon[MENU_DOWN_M], MENU_ICON[selMenuIcon].x, MENU_ICON[selMenuIcon].y);
gr_flip();
}
else if (position > MENU_ICON[MENU_UP].xL && position < MENU_ICON[MENU_UP].xR) {
selMenuIcon = MENU_UP;
draw_icon_locked(gMenuIcon[MENU_UP_M], MENU_ICON[selMenuIcon].x, MENU_ICON[selMenuIcon].y);
gr_flip();
}
else if (position > MENU_ICON[MENU_SELECT].xL && position < MENU_ICON[MENU_SELECT].xR) {
selMenuIcon = MENU_SELECT;
draw_icon_locked(gMenuIcon[MENU_SELECT_M], MENU_ICON[selMenuIcon].x, MENU_ICON[selMenuIcon].y);
gr_flip();
}
key_queue_len_back = key_queue_len;
pthread_mutex_unlock(&gUpdateMutex);
}
} else {
if (menu_items > 0) {
if (touched_row(position) >= menu_show_start && touched_row(position) < menu_items - 1)
ui_menu_select(touched_row(position));
}
}
}
}
pthread_mutex_unlock(&key_queue_mutex);
}
// Reads input events, handles special hot keys, and adds to the key queue.
static void *input_thread(void *cookie) {
int rel_sum_x = 0;
int rel_sum_y = 0;
int fake_key = 0;
int got_data = 0;
while (pt_input_thread_active) {
// wait for the next key event
struct input_event ev;
do {
do {
got_data = ev_get(&ev, 1000/PROGRESSBAR_INDETERMINATE_FPS);
if (!pt_input_thread_active) {
pthread_exit(NULL);
return NULL;
}
} while (got_data==-1);
if (ev.type == EV_SYN) {
// end of a multitouch point
if (ev.code == SYN_MT_REPORT) {
if (actPos.num>=0 && actPos.num<MAX_MT_POINTS) {
// create a fake keyboard event. We will use BTN_WHEEL, BTN_GEAR_DOWN and BTN_GEAR_UP key events to fake
// TOUCH_MOVE, TOUCH_DOWN and TOUCH_UP in this order
int type = BTN_WHEEL;
// new and old pressure state are not consistent --> we have touch down or up event
if ((mousePos[actPos.num].pressure!=0) != (actPos.pressure!=0)) {
if (actPos.pressure == 0) {
type = BTN_GEAR_UP;
if (actPos.num==0) {
if (mousePos[0].length<CHAR_HEIGHT) {
// consider this a mouse click
type = BTN_MOUSE;
}
//memset(&grabPos,0,sizeof(grabPos));
}
} else if (actPos.pressure != 0) {
type == BTN_GEAR_DOWN;
if (actPos.num==0) {
grabPos = actPos;
}
}
}
fake_key = 1;
ev.type = EV_KEY;
ev.code = type;
ev.value = actPos.num+1;
// this should be locked, but that causes ui events to get dropped, as the screen drawing takes too much time
// this should be solved by making the critical section inside the drawing much much smaller
if (actPos.pressure) {
if (mousePos[actPos.num].pressure) {
actPos.length = mousePos[actPos.num].length + abs(mousePos[actPos.num].x-actPos.x) + abs(mousePos[actPos.num].y-actPos.y);
} else {
actPos.length = 0;
}
} else {
actPos.length = 0;
}
oldMousePos[actPos.num] = mousePos[actPos.num];
mousePos[actPos.num] = actPos;
int curPos[] = {actPos.pressure, actPos.x, actPos.y};
ui_handle_mouse_input(curPos);
}
memset(&actPos,0,sizeof(actPos));
} else {
continue;
}
} else if (ev.type == EV_ABS) {
// multitouch records are sent as ABS events. Well at least on the SGS-i9000
if (ev.code == ABS_MT_POSITION_X) {
actPos.x = MT_X(ev.value);
} else if (ev.code == ABS_MT_POSITION_Y) {
actPos.y = MT_Y(ev.value);
} else if (ev.code == ABS_MT_TOUCH_MAJOR) {
actPos.pressure = ev.value; // on SGS-i9000 this is 0 for not-pressed and 40 for pressed
} else if (ev.code == ABS_MT_WIDTH_MAJOR) {
// num is stored inside the high byte of width. Well at least on SGS-i9000
if (actPos.num==0) {
// only update if it was not already set. On a normal device MT_TRACKING_ID is sent
actPos.num = ev.value >> 8;
}
actPos.size = ev.value & 0xFF;
} else if (ev.code == ABS_MT_TRACKING_ID) {
// on a normal device, the num is got from this value
actPos.num = ev.value;
}
} else if (ev.type == EV_REL) {
if (ev.code == REL_Y) {
// accumulate the up or down motion reported by
// the trackball. When it exceeds a threshold
// (positive or negative), fake an up/down
// key event.
rel_sum_y += ev.value;
if (rel_sum_y > 3) {
fake_key = 1; ev.type = EV_KEY; ev.code = KEY_DOWN; ev.value = 1; rel_sum_y = 0;
} else if (rel_sum_y < -3) {
fake_key = 1; ev.type = EV_KEY; ev.code = KEY_UP; ev.value = 1; rel_sum_y = 0;
}
}
// do the same for the X axis
if (ev.code == REL_X) {
rel_sum_x += ev.value;
if (rel_sum_x > 3) {
fake_key = 1; ev.type = EV_KEY; ev.code = KEY_RIGHT; ev.value = 1; rel_sum_x = 0;
} else if (rel_sum_x < -3) {
fake_key = 1; ev.type = EV_KEY; ev.code = KEY_LEFT; ev.value = 1; rel_sum_x = 0;
}
}
} else {
rel_sum_y = 0;
rel_sum_x = 0;
}
} while (ev.type != EV_KEY || ev.code > KEY_MAX);
pthread_mutex_lock(&key_queue_mutex);
if (!fake_key) {
// our "fake" keys only report a key-down event (no
// key-up), so don't record them in the key_pressed
// table.
key_pressed[ev.code] = ev.value;
}
fake_key = 0;
const int queue_max = sizeof(key_queue) / sizeof(key_queue[0]);
if (ev.value > 0 && key_queue_len < queue_max) {
// we don't want to pollute the queue with mouse move events
if (ev.code!=BTN_WHEEL || key_queue_len==0 || key_queue[key_queue_len-1]!=BTN_WHEEL) {
key_queue[key_queue_len++] = ev.code;
}
pthread_cond_signal(&key_queue_cond);
}
pthread_mutex_unlock(&key_queue_mutex);
if (ev.value > 0 && device_toggle_display(key_pressed, ev.code)) {
pthread_mutex_lock(&gUpdateMutex);
show_text = !show_text;
update_screen_locked();
pthread_mutex_unlock(&gUpdateMutex);
}
if (ev.value > 0 && device_reboot_now(key_pressed, ev.code)) {
reboot(RB_AUTOBOOT);
}
}
return NULL;
}
void ui_init(void) {
ui_has_initialized = 1;
gr_init();
ev_init();
text_col = text_row = 0;
text_rows = MAX_ROWS;
text_top = 1;
text_cols = gr_fb_width() / CHAR_WIDTH;
if (text_cols > MAX_COLS - 1) text_cols = MAX_COLS - 1;
int i;
for (i = 0; BITMAPS[i].name != NULL; ++i) {
int result = res_create_surface(BITMAPS[i].name, BITMAPS[i].surface);
if (result < 0) {
if (result == -2) {
LOGI("Bitmap %s missing header\n", BITMAPS[i].name);
} else {
LOGE("Missing bitmap %s\n(Code %d)\n", BITMAPS[i].name, result);
}
*BITMAPS[i].surface = NULL;
}
}
memset(&actPos, 0, sizeof(actPos));
memset(&grabPos, 0, sizeof(grabPos));
memset(mousePos, 0, sizeof(mousePos));
memset(oldMousePos, 0, sizeof(oldMousePos));
pt_ui_thread_active = 1;
pt_input_thread_active = 1;
pthread_create(&pt_ui_thread, NULL, progress_thread, NULL);
pthread_create(&pt_input_thread, NULL, input_thread, NULL);
}
char *ui_copy_image(int icon, int *width, int *height, int *bpp) {
pthread_mutex_lock(&gUpdateMutex);
draw_background_locked(gBackgroundIcon[icon]);
*width = gr_fb_width();
*height = gr_fb_height();
*bpp = sizeof(gr_pixel) * 8;
int size = *width * *height * sizeof(gr_pixel);
char *ret = malloc(size);
if (ret == NULL) {
LOGE("Can't allocate %d bytes for image\n", size);
} else {
memcpy(ret, gr_fb_data(), size);
}
pthread_mutex_unlock(&gUpdateMutex);
return ret;
}
void ui_set_background(int icon) {
pthread_mutex_lock(&gUpdateMutex);
gCurrentIcon = gBackgroundIcon[icon];
currentIcon = icon;
update_screen_locked();
pthread_mutex_unlock(&gUpdateMutex);
}
int ui_get_background() {
return currentIcon;
}
void ui_show_indeterminate_progress() {
pthread_mutex_lock(&gUpdateMutex);
if (gProgressBarType != PROGRESSBAR_TYPE_INDETERMINATE) {
gProgressBarType = PROGRESSBAR_TYPE_INDETERMINATE;
update_progress_locked();
}
pthread_mutex_unlock(&gUpdateMutex);
}
void ui_show_progress(float portion, int seconds) {
pthread_mutex_lock(&gUpdateMutex);
gProgressBarType = PROGRESSBAR_TYPE_NORMAL;
gProgressScopeStart += gProgressScopeSize;
gProgressScopeSize = portion;
gProgressScopeTime = time(NULL);
gProgressScopeDuration = seconds;
gProgress = 0;
update_progress_locked();
pthread_mutex_unlock(&gUpdateMutex);
}
void ui_set_progress(float fraction) {
pthread_mutex_lock(&gUpdateMutex);
if (fraction < 0.0) fraction = 0.0;
if (fraction > 1.0) fraction = 1.0;
if (gProgressBarType == PROGRESSBAR_TYPE_NORMAL && fraction > gProgress) {
// Skip updates that aren't visibly different.
int width = gr_get_width(gProgressBarIndeterminate[0]);
float scale = width * gProgressScopeSize;
if ((int) (gProgress * scale) != (int) (fraction * scale)) {
gProgress = fraction;
update_progress_locked();
}
}
pthread_mutex_unlock(&gUpdateMutex);
}
void ui_reset_progress() {
pthread_mutex_lock(&gUpdateMutex);
gProgressBarType = PROGRESSBAR_TYPE_NONE;
gProgressScopeStart = gProgressScopeSize = 0;
gProgressScopeTime = gProgressScopeDuration = 0;
gProgress = 0;
update_screen_locked();
pthread_mutex_unlock(&gUpdateMutex);
}
void ui_print(const char *fmt, ...) {
char buf[256];
va_list ap;
va_start(ap, fmt);
vsnprintf(buf, 256, fmt, ap);
va_end(ap);
if (ui_log_stdout)
fputs(buf, stdout);
// This can get called before ui_init(), so be careful.
pthread_mutex_lock(&gUpdateMutex);
if (text_rows > 0 && text_cols > 0) {
char *ptr;
for (ptr = buf; *ptr != '\0'; ++ptr) {
if (*ptr == '\n' || text_col >= text_cols) {
text[text_row][text_col] = '\0';
text_col = 0;
text_row = (text_row + 1) % text_rows;
if (text_row == text_top) text_top = (text_top + 1) % text_rows;
}
if (*ptr != '\n') text[text_row][text_col++] = *ptr;
}
text[text_row][text_col] = '\0';
update_screen_locked();
}
pthread_mutex_unlock(&gUpdateMutex);
}
void ui_printlogtail(int nb_lines) {
char * log_data;
char tmp[PATH_MAX];
FILE * f;
int line=0;
//don't log output to recovery.log
ui_log_stdout=0;
sprintf(tmp, "tail -n %d /tmp/recovery.log > /tmp/tail.log", nb_lines);
__system(tmp);
f = fopen("/tmp/tail.log", "rb");
if (f != NULL) {
while (line < nb_lines) {
log_data = fgets(tmp, PATH_MAX, f);
if (log_data == NULL) break;
ui_print("%s", tmp);
line++;
}
fclose(f);
}
ui_log_stdout=1;
}
void ui_reset_text_col() {
pthread_mutex_lock(&gUpdateMutex);
text_col = 0;
pthread_mutex_unlock(&gUpdateMutex);
}
#define MENU_ITEM_HEADER " "
#define MENU_ITEM_HEADER_LENGTH strlen(MENU_ITEM_HEADER)
int ui_start_menu(char** headers, char** items, int initial_selection) {
int i;
pthread_mutex_lock(&gUpdateMutex);
if (text_rows > 0 && text_cols > 0) {
for (i = 0; i < text_rows; ++i) {
if (headers[i] == NULL) break;
strncpy(menu[i], headers[i], text_cols-1);
menu[i][text_cols-1] = '\0';
}
menu_top = i;
for (; i < MENU_MAX_ROWS; ++i) {
if (items[i-menu_top] == NULL) break;
strcpy(menu[i], MENU_ITEM_HEADER);
strncpy(menu[i] + MENU_ITEM_HEADER_LENGTH, items[i-menu_top], text_cols-1 - MENU_ITEM_HEADER_LENGTH);
menu[i][text_cols-1] = '\0';
}
if (gShowBackButton && ui_menu_level > 0 && strcmp(items[0], "No")) {
strcpy(menu[i], goBackText);
++i;
}
strcpy(menu[i], " ");
++i;
menu_items = i - menu_top;
show_menu = 1;
menu_sel = menu_show_start = initial_selection;
update_screen_locked();
}
pthread_mutex_unlock(&gUpdateMutex);
if (gShowBackButton && ui_menu_level > 0) {
return menu_items - 1;
}
return menu_items;
}
int ui_menu_select(int sel) {
int old_sel;
pthread_mutex_lock(&gUpdateMutex);
if (show_menu > 0) {
old_sel = menu_sel;
menu_sel = sel;
if (menu_sel < 0) menu_sel = menu_items-1 + menu_sel;
if (menu_sel >= menu_items-1) menu_sel = menu_sel - menu_items+1;
if (menu_sel < menu_show_start && menu_show_start > 0) {
menu_show_start = menu_sel;
}
if (menu_sel - menu_show_start + menu_top >= text_rows) {
menu_show_start = menu_sel + menu_top - text_rows + 1;
}
sel = menu_sel;
if (menu_sel != old_sel) update_screen_locked();
}
pthread_mutex_unlock(&gUpdateMutex);
return sel;
}
int ui_get_menu_select() {
return menu_sel;
}
void ui_end_menu() {
int i;
pthread_mutex_lock(&gUpdateMutex);
if (show_menu > 0 && text_rows > 0 && text_cols > 0) {
show_menu = 0;
update_screen_locked();
}
pthread_mutex_unlock(&gUpdateMutex);
}
int ui_text_visible() {
pthread_mutex_lock(&gUpdateMutex);
int visible = show_text;
pthread_mutex_unlock(&gUpdateMutex);
return visible;
}
void ui_show_text(int visible) {
pthread_mutex_lock(&gUpdateMutex);
show_text = visible;
update_screen_locked();
pthread_mutex_unlock(&gUpdateMutex);
}
struct keyStruct *ui_wait_key() {
pthread_mutex_lock(&key_queue_mutex);
while (key_queue_len == 0) {
pthread_cond_wait(&key_queue_cond, &key_queue_mutex);
}
key.code = key_queue[0];
memcpy(&key_queue[0], &key_queue[1], sizeof(int) * --key_queue_len);
if (TOUCH_CONTROL_DEBUG)
ui_print("[UI_WAIT_KEY] key code:\t%d\n",key.code);
if((key.code == BTN_GEAR_UP || key.code == BTN_MOUSE) && !actPos.pressure && oldMousePos[actPos.num].pressure && key_queue_len_back != (key_queue_len -1)) {
key.code = ABS_MT_POSITION_X;
key.x = oldMousePos[actPos.num].x;
key.y = oldMousePos[actPos.num].y;
}
pthread_mutex_unlock(&key_queue_mutex);
return &key;
}
int ui_key_pressed(int key) {
// This is a volatile static array, don't bother locking
return key_pressed[key];
}
void ui_clear_key_queue() {
pthread_mutex_lock(&key_queue_mutex);
key_queue_len = 0;
pthread_mutex_unlock(&key_queue_mutex);
}
void ui_set_show_text(int value) {
show_text = value;
}
void ui_set_showing_back_button(int showBackButton) {
gShowBackButton = showBackButton;
}
int ui_get_showing_back_button() {
return gShowBackButton;
}