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/*
* Copyright (C) 2011 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.
*/
#ifndef RECOVERY_SCREEN_UI_H
#define RECOVERY_SCREEN_UI_H
#include <pthread.h>
#include "ui.h"
#include "minui/minui.h"
// Implementation of RecoveryUI appropriate for devices with a screen
// (shows an icon + a progress bar, text logging, menu, etc.)
class ScreenRecoveryUI : public RecoveryUI {
public:
ScreenRecoveryUI();
void Init();
// overall recovery state ("background image")
void SetBackground(Icon icon);
// progress indicator
void SetProgressType(ProgressType type);
void ShowProgress(float portion, float seconds);
void SetProgress(float fraction);
// text log
void ShowText(bool visible);
bool IsTextVisible();
bool WasTextEverVisible();
// key handling
int WaitKey();
bool IsKeyPressed(int key);
void FlushKeys();
// The default implementation of CheckKey enqueues all keys.
// Devices should typically override this to provide some way to
// toggle the log/menu display, and to do an immediate reboot.
KeyAction CheckKey(int key);
// printing messages
void Print(const char* fmt, ...); // __attribute__((format(printf, 1, 2)));
// menu display
void StartMenu(const char* const * headers, const char* const * items,
int initial_selection);
int SelectMenu(int sel);
void EndMenu();
private:
Icon currentIcon;
int installingFrame;
pthread_mutex_t updateMutex;
gr_surface backgroundIcon[3];
gr_surface *installationOverlay;
gr_surface *progressBarIndeterminate;
gr_surface progressBarEmpty;
gr_surface progressBarFill;
ProgressType progressBarType;
float progressScopeStart, progressScopeSize, progress;
double progressScopeTime, progressScopeDuration;
// true when both graphics pages are the same (except for the
// progress bar)
bool pagesIdentical;
static const int kMaxCols = 96;
static const int kMaxRows = 32;
// Log text overlay, displayed when a magic key is pressed
char text[kMaxRows][kMaxCols];
int text_cols, text_rows;
int text_col, text_row, text_top;
bool show_text;
bool show_text_ever; // has show_text ever been true?
char menu[kMaxRows][kMaxCols];
bool show_menu;
int menu_top, menu_items, menu_sel;
// Key event input queue
pthread_mutex_t key_queue_mutex;
pthread_cond_t key_queue_cond;
int key_queue[256], key_queue_len;
char key_pressed[KEY_MAX + 1]; // under key_queue_mutex
int key_last_down; // under key_queue_mutex
int rel_sum;
pthread_t progress_t;
pthread_t input_t;
void draw_install_overlay_locked(int frame);
void draw_background_locked(Icon icon);
void draw_progress_locked();
void draw_text_line(int row, const char* t);
void draw_screen_locked();
void update_screen_locked();
void update_progress_locked();
static void* progress_thread(void* cookie);
static int input_callback(int fd, short revents, void* data);
void process_key(int key_code, int updown);
static void* input_thread(void* cookie);
bool usb_connected();
void LoadBitmap(const char* filename, gr_surface* surface);
};
#endif // RECOVERY_UI_H
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