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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.
- */
-
- #include "wear_ui.h"
-
- #include <pthread.h>
- #include <stdio.h> // TODO: Remove after killing the call to sprintf().
- #include <string.h>
-
- #include <string>
-
- #include <android-base/properties.h>
- #include <android-base/strings.h>
- #include <minui/minui.h>
-
- WearRecoveryUI::WearRecoveryUI()
- : kProgressBarBaseline(RECOVERY_UI_PROGRESS_BAR_BASELINE),
- kMenuUnusableRows(RECOVERY_UI_MENU_UNUSABLE_ROWS) {
- // TODO: kMenuUnusableRows should be computed based on the lines in draw_screen_locked().
-
- // TODO: The following three variables are likely not needed. The first two are detected
- // automatically in ScreenRecoveryUI::LoadAnimation(), based on the actual files seen on device.
- intro_frames = 22;
- loop_frames = 60;
-
- touch_screen_allowed_ = true;
- }
-
- int WearRecoveryUI::GetProgressBaseline() const {
- return kProgressBarBaseline;
- }
-
- // Draw background frame on the screen. Does not flip pages.
- // Should only be called with updateMutex locked.
- // TODO merge drawing routines with screen_ui
- void WearRecoveryUI::draw_background_locked() {
- pagesIdentical = false;
- gr_color(0, 0, 0, 255);
- gr_fill(0, 0, gr_fb_width(), gr_fb_height());
-
- if (currentIcon != NONE) {
- GRSurface* frame = GetCurrentFrame();
- int frame_width = gr_get_width(frame);
- int frame_height = gr_get_height(frame);
- int frame_x = (gr_fb_width() - frame_width) / 2;
- int frame_y = (gr_fb_height() - frame_height) / 2;
- gr_blit(frame, 0, 0, frame_width, frame_height, frame_x, frame_y);
- }
- }
-
- static const char* SWIPE_HELP[] = {
- "Swipe up/down to move.",
- "Swipe left/right to select.",
- "",
- NULL
- };
-
- // TODO merge drawing routines with screen_ui
- void WearRecoveryUI::draw_screen_locked() {
- char cur_selection_str[50];
- int y = kMarginHeight;
-
- draw_background_locked();
- if (!show_text) {
- draw_foreground_locked(y);
- } else {
- SetColor(TEXT_FILL);
- gr_fill(0, 0, gr_fb_width(), gr_fb_height());
-
- int x = kMarginWidth;
- if (show_menu) {
- std::string recovery_fingerprint =
- android::base::GetProperty("ro.bootimage.build.fingerprint", "");
- SetColor(HEADER);
- y += DrawTextLine(x + 4, y, "Android Recovery", true);
- for (auto& chunk : android::base::Split(recovery_fingerprint, ":")) {
- y += DrawTextLine(x + 4, y, chunk.c_str(), false);
- }
-
- // This is actually the help strings.
- y += DrawTextLines(x + 4, y, SWIPE_HELP);
- SetColor(HEADER);
- y += DrawTextLines(x + 4, y, menu_headers_);
-
- // Show the current menu item number in relation to total number if
- // items don't fit on the screen.
- if ((int)menu_items_.size() > menu_end - menu_start) {
- sprintf(cur_selection_str, "Current item: %d/%d", menu_sel + 1, (int)menu_items_.size());
- gr_text(gr_sys_font(), x + 4, y, cur_selection_str, 1);
- y += char_height_ + 4;
- }
-
- // Menu begins here
- SetColor(MENU);
-
- for (int i = menu_start; i < menu_end; ++i) {
- const ScreenMenuItem& item = menu_items_.at(i);
- if (i == menu_sel) {
- // draw the highlight bar
- SetColor(MENU_SEL_BG);
- gr_fill(x, y - 2, gr_fb_width() - x, y + char_height_ + 2);
- // white text of selected item
- SetColor(MENU_SEL_FG);
- if (!item.text().empty()) {
- gr_text(gr_sys_font(), x + 4, y, item.text().c_str(), 1);
- }
- SetColor(MENU);
- } else if (!item.text().empty()) {
- gr_text(gr_sys_font(), x + 4, y, item.text().c_str(), 0);
- }
- y += char_height_ + 4;
- }
- SetColor(MENU);
- y += 4;
- gr_fill(0, y, gr_fb_width(), y + 2);
- y += 4;
- }
-
- SetColor(LOG);
-
- // display from the bottom up, until we hit the top of the
- // screen, the bottom of the menu, or we've displayed the
- // entire text buffer.
- int row = text_row_;
- size_t count = 0;
- for (int ty = gr_fb_height() - char_height_ - kMarginHeight; ty > y + 2 && count < text_rows_;
- ty -= char_height_, ++count) {
- gr_text(gr_sys_font(), x + 4, ty, text_[row], 0);
- --row;
- if (row < 0) row = text_rows_ - 1;
- }
- }
- }
-
- // TODO merge drawing routines with screen_ui
- void WearRecoveryUI::update_progress_locked() {
- draw_screen_locked();
- gr_flip();
- }
-
- void WearRecoveryUI::SetStage(int /* current */, int /* max */) {}
-
- void WearRecoveryUI::StartMenu(bool is_main,
- menu_type_t type,
- const char* const* headers,
- const MenuItemVector& items,
- int initial_selection) {
- (void)is_main;
- (void)type;
- pthread_mutex_lock(&updateMutex);
- if (text_rows_ > 0 && text_cols_ > 0) {
- menu_headers_ = headers;
- menu_.clear();
- // "i < text_rows_" is removed from the loop termination condition,
- // which is different from the one in ScreenRecoveryUI::StartMenu().
- // Because WearRecoveryUI supports scrollable menu, it's fine to have
- // more entries than text_rows_. The menu may be truncated otherwise.
- // Bug: 23752519
- for (auto& item : items) {
- menu_items_.push_back(ScreenMenuItem(item));
- }
- show_menu = true;
- menu_sel = initial_selection;
- menu_start = 0;
- menu_end = text_rows_ - 1 - kMenuUnusableRows;
- if ((int)menu_items_.size() <= menu_end) menu_end = (int)menu_items_.size();
- update_screen_locked();
- }
- pthread_mutex_unlock(&updateMutex);
- }
-
- int WearRecoveryUI::SelectMenu(int sel) {
- int old_sel;
- pthread_mutex_lock(&updateMutex);
- if (show_menu) {
- old_sel = menu_sel;
- menu_sel = sel;
- if (menu_sel < 0) menu_sel = 0;
- if (menu_sel >= (int)menu_items_.size()) menu_sel = (int)menu_items_.size() - 1;
- if (menu_sel < menu_start) {
- menu_start--;
- menu_end--;
- } else if (menu_sel >= menu_end && menu_sel < (int)menu_items_.size()) {
- menu_end++;
- menu_start++;
- }
- sel = menu_sel;
- if (menu_sel != old_sel) update_screen_locked();
- }
- pthread_mutex_unlock(&updateMutex);
- return sel;
- }
-
- int WearRecoveryUI::SelectMenu(const Point& point) {
- (void)point;
- return -1;
- }
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