1 files changed, 125 insertions, 0 deletions
diff --git a/wear_ui.h b/wear_ui.h
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+++ b/wear_ui.h
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+/*
+ * Copyright (C) 2014 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_WEAR_UI_H
+#define RECOVERY_WEAR_UI_H
+
+#include "screen_ui.h"
+
+class WearRecoveryUI : public ScreenRecoveryUI {
+  public:
+    WearRecoveryUI();
+
+    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);
+
+    void SetStage(int current, int max);
+
+    // text log
+    void ShowText(bool visible);
+    bool IsTextVisible();
+    bool WasTextEverVisible();
+
+    // printing messages
+    void Print(const char* fmt, ...);
+    void PrintOnScreenOnly(const char* fmt, ...) __printflike(2, 3);
+    void ShowFile(const char* filename);
+    void ShowFile(FILE* fp);
+
+    // menu display
+    void StartMenu(const char* const * headers, const char* const * items,
+                           int initial_selection);
+    int SelectMenu(int sel);
+    void EndMenu();
+
+    void Redraw();
+
+  protected:
+    int progress_bar_height, progress_bar_width;
+
+    // progress bar vertical position, it's centered horizontally
+    int progress_bar_y;
+
+    // outer of window
+    int outer_height, outer_width;
+
+    // Unusable rows when displaying the recovery menu, including the lines
+    // for headers (Android Recovery, build id and etc) and the bottom lines
+    // that may otherwise go out of the screen.
+    int menu_unusable_rows;
+
+    // number of intro frames (default: 22) and loop frames (default: 60)
+    int intro_frames;
+    int loop_frames;
+
+    // Number of frames per sec (default: 30) for both of intro and loop.
+    int animation_fps;
+
+  private:
+    Icon currentIcon;
+
+    bool intro_done;
+
+    int current_frame;
+
+    GRSurface* backgroundIcon[5];
+    GRSurface* *introFrames;
+    GRSurface* *loopFrames;
+
+    ProgressType progressBarType;
+
+    float progressScopeStart, progressScopeSize, progress;
+    double progressScopeTime, progressScopeDuration;
+
+    static const int kMaxCols = 96;
+    static const int kMaxRows = 96;
+
+    // Log text overlay, displayed when a magic key is pressed
+    char text[kMaxRows][kMaxCols];
+    size_t text_cols, text_rows;
+    // Number of text rows seen on screen
+    int visible_text_rows;
+    size_t 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;
+    const char* const* menu_headers_;
+    int menu_items, menu_sel;
+    int menu_start, menu_end;
+
+    pthread_t progress_t;
+
+  private:
+    void draw_background_locked(Icon icon);
+    void draw_progress_locked();
+    void draw_screen_locked();
+    void update_screen_locked();
+    static void* progress_thread(void* cookie);
+    void progress_loop();
+    void PutChar(char);
+    void ClearText();
+    void PrintV(const char*, bool, va_list);
+};
+
+#endif  // RECOVERY_WEAR_UI_H