1 files changed, 108 insertions, 0 deletions

diff --git a/recovery_ui/wear_ui.cpp b/recovery_ui/wear_ui.cpp
new file mode 100644
index 000000000..8d8108f14
--- /dev/null
+++ b/recovery_ui/wear_ui.cpp
@@ -0,0 +1,108 @@
+/*
+ * 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 "recovery_ui/wear_ui.h"
+
+#include <string.h>
+
+#include <string>
+#include <vector>
+
+#include <android-base/properties.h>
+#include <android-base/strings.h>
+#include <minui/minui.h>
+
+constexpr int kDefaultProgressBarBaseline = 259;
+constexpr int kDefaultMenuUnusableRows = 9;
+
+WearRecoveryUI::WearRecoveryUI()
+    : ScreenRecoveryUI(true),
+      progress_bar_baseline_(android::base::GetIntProperty("ro.recovery.ui.progress_bar_baseline",
+                                                           kDefaultProgressBarBaseline)),
+      menu_unusable_rows_(android::base::GetIntProperty("ro.recovery.ui.menu_unusable_rows",
+                                                        kDefaultMenuUnusableRows)) {
+  // TODO: menu_unusable_rows_ should be computed based on the lines in draw_screen_locked().
+
+  touch_screen_allowed_ = true;
+}
+
+int WearRecoveryUI::GetProgressBaseline() const {
+  return progress_bar_baseline_;
+}
+
+// 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 (current_icon_ != NONE) {
+    const auto& 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);
+
+    // Draw recovery text on screen above progress bar.
+    const auto& text = GetCurrentText();
+    int text_x = (ScreenWidth() - gr_get_width(text)) / 2;
+    int text_y = GetProgressBaseline() - gr_get_height(text) - 10;
+    gr_color(255, 255, 255, 255);
+    gr_texticon(text_x, text_y, text);
+  }
+}
+
+void WearRecoveryUI::draw_screen_locked() {
+  draw_background_locked();
+  if (!show_text) {
+    draw_foreground_locked();
+  } else {
+    SetColor(UIElement::TEXT_FILL);
+    gr_fill(0, 0, gr_fb_width(), gr_fb_height());
+
+    // clang-format off
+    static std::vector<std::string> SWIPE_HELP = {
+      "Swipe up/down to move.",
+      "Swipe left/right to select.",
+      "",
+    };
+    // clang-format on
+    draw_menu_and_text_buffer_locked(SWIPE_HELP);
+  }
+}
+
+// TODO merge drawing routines with screen_ui
+void WearRecoveryUI::update_progress_locked() {
+  draw_screen_locked();
+  gr_flip();
+}
+
+void WearRecoveryUI::SetStage(int /* current */, int /* max */) {}
+
+std::unique_ptr<Menu> WearRecoveryUI::CreateMenu(const std::vector<std::string>& text_headers,
+                                                 const std::vector<std::string>& text_items,
+                                                 size_t initial_selection) const {
+  if (text_rows_ > 0 && text_cols_ > 0) {
+    return std::make_unique<TextMenu>(scrollable_menu_, text_rows_ - menu_unusable_rows_ - 1,
+                                      text_cols_ - 1, text_headers, text_items, initial_selection,
+                                      char_height_, *this);
+  }
+
+  return nullptr;
+}