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authorTianjie Xu <xunchang@google.com>2017-09-21 02:53:46 +0200
committerTianjie Xu <xunchang@google.com>2017-09-27 09:27:38 +0200
commit29d5575fa877770f6387420294d9dc184a84a115 (patch)
treeb245d108a23ee6d630fd30046e4eea84057f88f4 /screen_ui.cpp
parentMerge "clang-format: Remove the override of PenaltyExcessCharacter." (diff)
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Diffstat (limited to '')
-rw-r--r--screen_ui.cpp77
1 files changed, 77 insertions, 0 deletions
diff --git a/screen_ui.cpp b/screen_ui.cpp
index d65d656bd..bc5c5c31f 100644
--- a/screen_ui.cpp
+++ b/screen_ui.cpp
@@ -31,7 +31,9 @@
#include <time.h>
#include <unistd.h>
+#include <memory>
#include <string>
+#include <unordered_map>
#include <vector>
#include <android-base/logging.h>
@@ -258,6 +260,81 @@ void ScreenRecoveryUI::SetColor(UIElement e) const {
}
}
+void ScreenRecoveryUI::SelectAndShowBackgroundText(const std::vector<std::string>& locales_entries,
+ size_t sel) {
+ SetLocale(locales_entries[sel]);
+ std::vector<std::string> text_name = { "erasing_text", "error_text", "installing_text",
+ "installing_security_text", "no_command_text" };
+ std::unordered_map<std::string, std::unique_ptr<GRSurface, decltype(&free)>> surfaces;
+ for (const auto& name : text_name) {
+ GRSurface* text_image = nullptr;
+ LoadLocalizedBitmap(name.c_str(), &text_image);
+ if (!text_image) {
+ Print("Failed to load %s\n", name.c_str());
+ return;
+ }
+ surfaces.emplace(name, std::unique_ptr<GRSurface, decltype(&free)>(text_image, &free));
+ }
+
+ pthread_mutex_lock(&updateMutex);
+ gr_color(0, 0, 0, 255);
+ gr_clear();
+
+ int text_y = kMarginHeight;
+ int text_x = kMarginWidth;
+ int line_spacing = gr_sys_font()->char_height; // Put some extra space between images.
+ // Write the header and descriptive texts.
+ SetColor(INFO);
+ std::string header = "Show background text image";
+ text_y += DrawTextLine(text_x, text_y, header.c_str(), true);
+ std::string locale_selection = android::base::StringPrintf(
+ "Current locale: %s, %zu/%zu", locales_entries[sel].c_str(), sel, locales_entries.size());
+ const char* instruction[] = { locale_selection.c_str(),
+ "Use volume up/down to switch locales and power to exit.",
+ nullptr };
+ text_y += DrawWrappedTextLines(text_x, text_y, instruction);
+
+ // Iterate through the text images and display them in order for the current locale.
+ for (const auto& p : surfaces) {
+ text_y += line_spacing;
+ SetColor(LOG);
+ text_y += DrawTextLine(text_x, text_y, p.first.c_str(), false);
+ gr_color(255, 255, 255, 255);
+ gr_texticon(text_x, text_y, p.second.get());
+ text_y += gr_get_height(p.second.get());
+ }
+ // Update the whole screen.
+ gr_flip();
+ pthread_mutex_unlock(&updateMutex);
+}
+
+void ScreenRecoveryUI::CheckBackgroundTextImages(const std::string& saved_locale) {
+ // Load a list of locales embedded in one of the resource files.
+ std::vector<std::string> locales_entries = get_locales_in_png("installing_text");
+ if (locales_entries.empty()) {
+ Print("Failed to load locales from the resource files\n");
+ return;
+ }
+ size_t selected = 0;
+ SelectAndShowBackgroundText(locales_entries, selected);
+
+ FlushKeys();
+ while (true) {
+ int key = WaitKey();
+ if (key == KEY_POWER || key == KEY_ENTER) {
+ break;
+ } else if (key == KEY_UP || key == KEY_VOLUMEUP) {
+ selected = (selected == 0) ? locales_entries.size() - 1 : selected - 1;
+ SelectAndShowBackgroundText(locales_entries, selected);
+ } else if (key == KEY_DOWN || key == KEY_VOLUMEDOWN) {
+ selected = (selected == locales_entries.size() - 1) ? 0 : selected + 1;
+ SelectAndShowBackgroundText(locales_entries, selected);
+ }
+ }
+
+ SetLocale(saved_locale);
+}
+
int ScreenRecoveryUI::DrawHorizontalRule(int y) const {
gr_fill(0, y + 4, gr_fb_width(), y + 6);
return 8;