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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 <stdio.h>
#include <string>
#include <vector>
#include "ui.h"
// From minui/minui.h.
struct GRSurface;
// 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();
bool Init(const std::string& locale) override;
// overall recovery state ("background image")
void SetBackground(Icon icon) override;
void SetSystemUpdateText(bool security_update) override;
// progress indicator
void SetProgressType(ProgressType type) override;
void ShowProgress(float portion, float seconds) override;
void SetProgress(float fraction) override;
void SetStage(int current, int max) override;
// text log
void ShowText(bool visible) override;
bool IsTextVisible() override;
bool WasTextEverVisible() override;
// printing messages
void Print(const char* fmt, ...) override __printflike(2, 3);
void PrintOnScreenOnly(const char* fmt, ...) override __printflike(2, 3);
void ShowFile(const char* filename) override;
// menu display
void StartMenu(const char* const* headers, const char* const* items,
int initial_selection) override;
int SelectMenu(int sel) override;
void EndMenu() override;
void KeyLongPress(int) override;
void Redraw();
enum UIElement {
HEADER,
MENU,
MENU_SEL_BG,
MENU_SEL_BG_ACTIVE,
MENU_SEL_FG,
LOG,
TEXT_FILL,
INFO
};
void SetColor(UIElement e) const;
protected:
// The margin that we don't want to use for showing texts (e.g. round screen, or screen with
// rounded corners).
const int kMarginWidth;
const int kMarginHeight;
// Number of frames per sec (default: 30) for both parts of the animation.
const int kAnimationFps;
// The scale factor from dp to pixels. 1.0 for mdpi, 4.0 for xxxhdpi.
const float density_;
Icon currentIcon;
// The layout to use.
int layout_;
GRSurface* error_icon;
GRSurface* erasing_text;
GRSurface* error_text;
GRSurface* installing_text;
GRSurface* no_command_text;
GRSurface** introFrames;
GRSurface** loopFrames;
GRSurface* progressBarEmpty;
GRSurface* progressBarFill;
GRSurface* stageMarkerEmpty;
GRSurface* stageMarkerFill;
ProgressType progressBarType;
float progressScopeStart, progressScopeSize, progress;
double progressScopeTime, progressScopeDuration;
// true when both graphics pages are the same (except for the progress bar).
bool pagesIdentical;
size_t text_cols_, text_rows_;
// Log text overlay, displayed when a magic key is pressed.
char** text_;
size_t text_col_, text_row_, text_top_;
bool show_text;
bool show_text_ever; // has show_text ever been true?
std::vector<std::string> menu_;
const char* const* menu_headers_;
bool show_menu;
int menu_items, menu_sel;
// An alternate text screen, swapped with 'text_' when we're viewing a log file.
char** file_viewer_text_;
pthread_t progress_thread_;
// Number of intro frames and loop frames in the animation.
size_t intro_frames;
size_t loop_frames;
size_t current_frame;
bool intro_done;
int stage, max_stage;
int char_width_;
int char_height_;
pthread_mutex_t updateMutex;
virtual bool InitTextParams();
virtual void draw_background_locked();
virtual void draw_foreground_locked();
virtual void draw_screen_locked();
virtual void update_screen_locked();
virtual void update_progress_locked();
GRSurface* GetCurrentFrame() const;
GRSurface* GetCurrentText() const;
static void* ProgressThreadStartRoutine(void* data);
void ProgressThreadLoop();
virtual void ShowFile(FILE*);
virtual void PrintV(const char*, bool, va_list);
void PutChar(char);
void ClearText();
void LoadAnimation();
void LoadBitmap(const char* filename, GRSurface** surface);
void LoadLocalizedBitmap(const char* filename, GRSurface** surface);
int PixelsFromDp(int dp) const;
virtual int GetAnimationBaseline() const;
virtual int GetProgressBaseline() const;
virtual int GetTextBaseline() const;
// Draws a highlight bar at (x, y) - (x + width, y + height).
virtual void DrawHighlightBar(int x, int y, int width, int height) const;
// Draws a horizontal rule at Y. Returns the offset it should be moving along Y-axis.
virtual int DrawHorizontalRule(int y) const;
// Draws a line of text. Returns the offset it should be moving along Y-axis.
virtual int DrawTextLine(int x, int y, const char* line, bool bold) const;
// Draws multiple text lines. Returns the offset it should be moving along Y-axis.
int DrawTextLines(int x, int y, const char* const* lines) const;
// Similar to DrawTextLines() to draw multiple text lines, but additionally wraps long lines.
// Returns the offset it should be moving along Y-axis.
int DrawWrappedTextLines(int x, int y, const char* const* lines) const;
};
#endif // RECOVERY_UI_H
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