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Merge "screen_ui: Use std::string in DrawTextLine() and siblings."

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android-build-prod (mdb) 2018-05-03 02:12:48 +00:00 committed by Gerrit Code Review
commit b4ded4a6ce
5 changed files with 62 additions and 49 deletions
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77
screen_ui.cpp
View file

@ -372,19 +372,22 @@ void ScreenRecoveryUI::SelectAndShowBackgroundText(const std::vector<std::string
// 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);
text_y += DrawTextLine(text_x, text_y, header, 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 };
// clang-format off
std::vector<std::string> instruction = {
locale_selection,
"Use volume up/down to switch locales and power to exit."
};
// clang-format on
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);
text_y += DrawTextLine(text_x, text_y, p.first, false);
gr_color(255, 255, 255, 255);
gr_texticon(text_x, text_y, p.second.get());
text_y += gr_get_height(p.second.get());
@ -451,24 +454,23 @@ void ScreenRecoveryUI::DrawTextIcon(int x, int y, GRSurface* surface) const {
gr_texticon(x, y, surface);
}
int ScreenRecoveryUI::DrawTextLine(int x, int y, const char* line, bool bold) const {
gr_text(gr_sys_font(), x, y, line, bold);
int ScreenRecoveryUI::DrawTextLine(int x, int y, const std::string& line, bool bold) const {
gr_text(gr_sys_font(), x, y, line.c_str(), bold);
return char_height_ + 4;
}
int ScreenRecoveryUI::DrawTextLines(int x, int y, const char* const* lines) const {
int ScreenRecoveryUI::DrawTextLines(int x, int y, const std::vector<std::string>& lines) const {
int offset = 0;
for (size_t i = 0; lines != nullptr && lines[i] != nullptr; ++i) {
offset += DrawTextLine(x, y + offset, lines[i], false);
for (const auto& line : lines) {
offset += DrawTextLine(x, y + offset, line, false);
}
return offset;
}
int ScreenRecoveryUI::DrawWrappedTextLines(int x, int y, const char* const* lines) const {
int ScreenRecoveryUI::DrawWrappedTextLines(int x, int y,
const std::vector<std::string>& lines) const {
int offset = 0;
for (size_t i = 0; lines != nullptr && lines[i] != nullptr; ++i) {
// The line will be wrapped if it exceeds text_cols_.
std::string line(lines[i]);
for (const auto& line : lines) {
size_t next_start = 0;
while (next_start < line.size()) {
std::string sub = line.substr(next_start, text_cols_ + 1);
@ -478,7 +480,7 @@ int ScreenRecoveryUI::DrawWrappedTextLines(int x, int y, const char* const* line
// Line too long and must be wrapped to text_cols_ columns.
size_t last_space = sub.find_last_of(" \t\n");
if (last_space == std::string::npos) {
// No space found, just draw as much as we can
// No space found, just draw as much as we can.
sub.resize(text_cols_);
next_start += text_cols_;
} else {
@ -486,23 +488,12 @@ int ScreenRecoveryUI::DrawWrappedTextLines(int x, int y, const char* const* line
next_start += last_space + 1;
}
}
offset += DrawTextLine(x, y + offset, sub.c_str(), false);
offset += DrawTextLine(x, y + offset, sub, false);
}
}
return offset;
}
static const char* REGULAR_HELP[] = {
"Use volume up/down and power.",
nullptr,
};
static const char* LONG_PRESS_HELP[] = {
"Any button cycles highlight.",
"Long-press activates.",
nullptr,
};
// Redraws everything on the screen. Does not flip pages. Should only be called with updateMutex
// locked.
void ScreenRecoveryUI::draw_screen_locked() {
@ -515,11 +506,21 @@ void ScreenRecoveryUI::draw_screen_locked() {
gr_color(0, 0, 0, 255);
gr_clear();
// clang-format off
static std::vector<std::string> REGULAR_HELP = {
"Use volume up/down and power.",
};
static std::vector<std::string> LONG_PRESS_HELP = {
"Any button cycles highlight.",
"Long-press activates.",
};
// clang-format on
draw_menu_and_text_buffer_locked(HasThreeButtons() ? REGULAR_HELP : LONG_PRESS_HELP);
}
// Draws the menu and text buffer on the screen. Should only be called with updateMutex locked.
void ScreenRecoveryUI::draw_menu_and_text_buffer_locked(const char* const* help_message) {
void ScreenRecoveryUI::draw_menu_and_text_buffer_locked(
const std::vector<std::string>& help_message) {
int y = kMarginHeight;
if (menu_) {
static constexpr int kMenuIndent = 4;
@ -530,22 +531,32 @@ void ScreenRecoveryUI::draw_menu_and_text_buffer_locked(const char* const* help_
std::string recovery_fingerprint =
android::base::GetProperty("ro.bootimage.build.fingerprint", "");
for (const auto& chunk : android::base::Split(recovery_fingerprint, ":")) {
y += DrawTextLine(x, y, chunk.c_str(), false);
y += DrawTextLine(x, y, chunk, false);
}
y += DrawTextLines(x, y, help_message);
auto convert_to_vector = [](const char* const* items) -> std::vector<std::string> {
if (items == nullptr) return {};
std::vector<std::string> result;
for (size_t i = 0; items[i] != nullptr; ++i) {
result.emplace_back(items[i]);
}
return result;
};
// Draw menu header.
SetColor(HEADER);
if (!menu_->scrollable()) {
y += DrawWrappedTextLines(x, y, menu_->text_headers());
y += DrawWrappedTextLines(x, y, convert_to_vector(menu_->text_headers()));
} else {
y += DrawTextLines(x, y, menu_->text_headers());
y += DrawTextLines(x, y, convert_to_vector(menu_->text_headers()));
// Show the current menu item number in relation to total number if items don't fit on the
// screen.
std::string cur_selection_str;
if (menu_->ItemsOverflow(&cur_selection_str)) {
y += DrawTextLine(x, y, cur_selection_str.c_str(), true);
y += DrawTextLine(x, y, cur_selection_str, true);
}
}
@ -569,7 +580,7 @@ void ScreenRecoveryUI::draw_menu_and_text_buffer_locked(const char* const* help_
bold = true;
}
y += DrawTextLine(x, y, menu_->TextItem(i).c_str(), bold);
y += DrawTextLine(x, y, menu_->TextItem(i), bold);
SetColor(MENU);
}

8
screen_ui.h
View file

@ -178,7 +178,7 @@ class ScreenRecoveryUI : public RecoveryUI {
virtual void draw_background_locked();
virtual void draw_foreground_locked();
virtual void draw_screen_locked();
virtual void draw_menu_and_text_buffer_locked(const char* const* help_message);
virtual void draw_menu_and_text_buffer_locked(const std::vector<std::string>& help_message);
virtual void update_screen_locked();
virtual void update_progress_locked();
@ -212,7 +212,7 @@ class ScreenRecoveryUI : public RecoveryUI {
// 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;
virtual int DrawTextLine(int x, int y, const std::string& line, bool bold) const;
// Draws surface portion (sx, sy, w, h) at screen location (dx, dy).
virtual void DrawSurface(GRSurface* surface, int sx, int sy, int w, int h, int dx, int dy) const;
// Draws rectangle at (x, y) - (x + w, y + h).
@ -220,10 +220,10 @@ class ScreenRecoveryUI : public RecoveryUI {
// Draws given surface (surface->pixel_bytes = 1) as text at (x, y).
virtual void DrawTextIcon(int x, int y, GRSurface* surface) 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;
int DrawTextLines(int x, int y, const std::vector<std::string>& 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;
int DrawWrappedTextLines(int x, int y, const std::vector<std::string>& lines) const;
Icon currentIcon;

6
vr_ui.cpp
View file

@ -39,9 +39,9 @@ void VrRecoveryUI::DrawTextIcon(int x, int y, GRSurface* surface) const {
gr_texticon(x - kStereoOffset + ScreenWidth(), y, surface);
}
int VrRecoveryUI::DrawTextLine(int x, int y, const char* line, bool bold) const {
gr_text(gr_sys_font(), x + kStereoOffset, y, line, bold);
gr_text(gr_sys_font(), x - kStereoOffset + ScreenWidth(), y, line, bold);
int VrRecoveryUI::DrawTextLine(int x, int y, const std::string& line, bool bold) const {
gr_text(gr_sys_font(), x + kStereoOffset, y, line.c_str(), bold);
gr_text(gr_sys_font(), x - kStereoOffset + ScreenWidth(), y, line.c_str(), bold);
return char_height_ + 4;
}

4
vr_ui.h
View file

@ -17,6 +17,8 @@
#ifndef RECOVERY_VR_UI_H
#define RECOVERY_VR_UI_H
#include <string>
#include "screen_ui.h"
class VrRecoveryUI : public ScreenRecoveryUI {
@ -36,7 +38,7 @@ class VrRecoveryUI : public ScreenRecoveryUI {
void DrawHighlightBar(int x, int y, int width, int height) const override;
void DrawFill(int x, int y, int w, int h) const override;
void DrawTextIcon(int x, int y, GRSurface* surface) const override;
int DrawTextLine(int x, int y, const char* line, bool bold) const override;
int DrawTextLine(int x, int y, const std::string& line, bool bold) const override;
};
#endif // RECOVERY_VR_UI_H

16
wear_ui.cpp
View file

@ -61,13 +61,6 @@ void WearRecoveryUI::draw_background_locked() {
}
}
static const char* SWIPE_HELP[] = {
"Swipe up/down to move.",
"Swipe left/right to select.",
"",
nullptr,
};
void WearRecoveryUI::draw_screen_locked() {
draw_background_locked();
if (!show_text) {
@ -76,6 +69,13 @@ void WearRecoveryUI::draw_screen_locked() {
SetColor(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);
}
}
@ -99,4 +99,4 @@ void WearRecoveryUI::StartMenu(const char* const* headers, const char* const* it
update_screen_locked();
}
pthread_mutex_unlock(&updateMutex);
}
}