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flyradar/src/location_presets_screen.cpp

336 lines
13 KiB
C++
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#include "location_presets_screen.h"
#include "location_presets.h"
#include "touch_input.h"
#include "menu_stars.h"
#include "config.h"
#include "i18n.h"
namespace LocationPresetsScreen {
namespace {
struct Rect {
int16_t x, y, w, h;
bool contains(int16_t px, int16_t py) const {
return px >= x && px < x + w && py >= y && py < y + h;
}
};
void drawButton(TFT_eSPI& tft, const Rect& r, const String& label,
bool active = false, bool danger = false) {
uint16_t accent = danger ? TFT_RED : TFT_GREEN;
uint16_t bg = active ? accent : TFT_BLACK;
uint16_t fg = active ? TFT_BLACK : accent;
tft.fillRoundRect(r.x, r.y, r.w, r.h, 4, bg);
tft.drawRoundRect(r.x, r.y, r.w, r.h, 4, accent);
tft.setTextDatum(MC_DATUM);
tft.setTextColor(fg, bg);
tft.drawString(label, r.x + r.w / 2, r.y + r.h / 2);
tft.setTextDatum(TL_DATUM);
}
String runNumericKeypad(TFT_eSPI& tft, const String& title) {
MenuStars::reset();
char buf[16] = {0};
uint8_t len = 0;
constexpr int16_t KEY_W = 74;
constexpr int16_t KEY_H = 34;
constexpr int16_t KEY_GAP = 3;
constexpr int16_t GRID_LEFT = (Config::SCREEN_WIDTH - 3 * KEY_W - 2 * KEY_GAP) / 2;
constexpr int16_t GRID_TOP = 84;
const char* keys[12] = {"1","2","3","4","5","6","7","8","9","-","0","."};
Rect keyRects[12];
for (uint8_t i = 0; i < 12; i++) {
int16_t col = i % 3;
int16_t row = i / 3;
keyRects[i] = {(int16_t)(GRID_LEFT + col * (KEY_W + KEY_GAP)),
(int16_t)(GRID_TOP + row * (KEY_H + KEY_GAP)),
KEY_W, KEY_H};
}
Rect backspaceBtn = {(int16_t)GRID_LEFT, (int16_t)(GRID_TOP + 4 * (KEY_H + KEY_GAP)),
(int16_t)(3 * KEY_W + 2 * KEY_GAP), 30};
Rect cancelBtn = {10, (int16_t)(Config::SCREEN_HEIGHT - 50), 110, 40};
Rect confirmBtn = {(int16_t)(Config::SCREEN_WIDTH - 120), (int16_t)(Config::SCREEN_HEIGHT - 50), 110, 40};
bool done = false;
bool confirmed = false;
auto redraw = [&]() {
tft.fillScreen(TFT_BLACK);
tft.setTextColor(TFT_GREEN, TFT_BLACK);
tft.setCursor(10, 14);
tft.println(title);
tft.fillRect(8, 40, Config::SCREEN_WIDTH - 16, 34, TFT_BLACK);
tft.drawRect(8, 40, Config::SCREEN_WIDTH - 16, 34, TFT_GREEN);
tft.setTextSize(2);
tft.setTextColor(TFT_GREEN, TFT_BLACK);
tft.setCursor(14, 66);
tft.print(buf);
tft.setTextSize(1);
for (uint8_t i = 0; i < 12; i++) drawButton(tft, keyRects[i], keys[i]);
drawButton(tft, backspaceBtn, "<- Backspace");
drawButton(tft, cancelBtn, I18n::t(StringId::CANCEL), false, true);
drawButton(tft, confirmBtn, I18n::t(StringId::OK));
};
redraw();
while (!done) {
TouchInput::Point tap;
if (!TouchInput::wasTapped(tap)) { MenuStars::update(tft); delay(20); continue; }
bool handled = false;
for (uint8_t i = 0; i < 12 && !handled; i++) {
if (keyRects[i].contains(tap.x, tap.y) && len < sizeof(buf) - 1) {
buf[len++] = keys[i][0];
buf[len] = 0;
handled = true;
}
}
if (!handled && backspaceBtn.contains(tap.x, tap.y)) {
if (len > 0) { len--; buf[len] = 0; }
handled = true;
}
if (!handled && cancelBtn.contains(tap.x, tap.y)) {
done = true;
confirmed = false;
handled = true;
}
if (!handled && confirmBtn.contains(tap.x, tap.y) && len > 0) {
done = true;
confirmed = true;
handled = true;
}
if (handled) redraw();
}
return confirmed ? String(buf) : String();
}
bool addPresetFlow(TFT_eSPI& tft) {
String latStr = runNumericKeypad(tft, I18n::t(StringId::LOCATION_LAT_PROMPT));
if (latStr.length() == 0) return false;
String lonStr = runNumericKeypad(tft, I18n::t(StringId::LOCATION_LON_PROMPT));
if (lonStr.length() == 0) return false;
double lat = latStr.toDouble();
double lon = lonStr.toDouble();
if (lat == 0.0 && lon == 0.0) return false;
return LocationPresets::addPreset(lat, lon);
}
int16_t layoutWrapped(TFT_eSPI& tft, int16_t x, int16_t startY, int16_t maxWidth,
int16_t lineHeight, const String& text, int16_t scrollY,
int16_t viewTop, int16_t viewBottom, bool draw) {
int16_t y = startY;
int32_t start = 0;
int32_t len = text.length();
while (start < len) {
while (start < len && text[start] == ' ') start++;
if (start >= len) break;
String line = text.substring(start, len);
while (tft.textWidth(line) > maxWidth) {
int32_t lastSpace = line.lastIndexOf(' ');
if (lastSpace <= 0) break;
line = line.substring(0, lastSpace);
}
if (draw) {
int16_t screenY = y - scrollY;
if (screenY >= viewTop && screenY <= viewBottom) {
tft.setCursor(x, screenY);
tft.print(line);
}
}
y += lineHeight;
start += line.length();
}
return y;
}
String truncateForWidth(TFT_eSPI& tft, const String& text, int16_t maxWidth) {
String s = text;
if (tft.textWidth(s) <= maxWidth) return s;
while (s.length() > 1 && tft.textWidth(s + "...") > maxWidth) {
s.remove(s.length() - 1);
}
return s + "...";
}
void runInfoScreen(TFT_eSPI& tft) {
MenuStars::reset();
constexpr int16_t textMaxWidth = Config::SCREEN_WIDTH - 20;
constexpr int16_t LINE_H = 16;
constexpr int16_t VIEW_TOP = 40;
Rect backBtn = {10, (int16_t)(Config::SCREEN_HEIGHT - 50), (int16_t)(Config::SCREEN_WIDTH - 20), 40};
constexpr int16_t VIEW_BOTTOM = Config::SCREEN_HEIGHT - 60;
int16_t totalH = VIEW_TOP;
totalH = layoutWrapped(tft, 10, totalH, textMaxWidth, LINE_H, I18n::t(StringId::LOCATION_INFO_PARA1), 0, 0, 0, false);
totalH += 8;
totalH = layoutWrapped(tft, 10, totalH, textMaxWidth, LINE_H, I18n::t(StringId::LOCATION_INFO_PARA2), 0, 0, 0, false);
totalH += 8;
totalH = layoutWrapped(tft, 10, totalH, textMaxWidth, LINE_H, I18n::t(StringId::LOCATION_INFO_PARA3), 0, 0, 0, false);
int16_t maxScroll = totalH - VIEW_BOTTOM;
if (maxScroll < 0) maxScroll = 0;
bool scrollable = maxScroll > 0;
int16_t scrollY = 0;
Rect upBtn = {(int16_t)(Config::SCREEN_WIDTH - 34), 4, 30, 24};
Rect downBtn = {(int16_t)(Config::SCREEN_WIDTH - 34), 30, 30, 24};
constexpr int16_t SCROLL_STEP = 48;
auto redraw = [&]() {
tft.fillScreen(TFT_BLACK);
tft.setTextColor(TFT_GREEN, TFT_BLACK);
tft.setCursor(10, 14);
tft.println(I18n::t(StringId::LOCATION_INFO_TITLE));
if (scrollable) {
drawButton(tft, upBtn, "^");
drawButton(tft, downBtn, "v");
}
tft.setTextColor(TFT_GREEN, TFT_BLACK);
int16_t y = VIEW_TOP;
y = layoutWrapped(tft, 10, y, textMaxWidth, LINE_H, I18n::t(StringId::LOCATION_INFO_PARA1), scrollY, VIEW_TOP, VIEW_BOTTOM, true);
y += 8;
y = layoutWrapped(tft, 10, y, textMaxWidth, LINE_H, I18n::t(StringId::LOCATION_INFO_PARA2), scrollY, VIEW_TOP, VIEW_BOTTOM, true);
y += 8;
layoutWrapped(tft, 10, y, textMaxWidth, LINE_H, I18n::t(StringId::LOCATION_INFO_PARA3), scrollY, VIEW_TOP, VIEW_BOTTOM, true);
drawButton(tft, backBtn, I18n::t(StringId::BACK));
};
redraw();
while (true) {
TouchInput::Point tap;
if (TouchInput::wasTapped(tap)) {
if (backBtn.contains(tap.x, tap.y)) return;
if (scrollable && upBtn.contains(tap.x, tap.y) && scrollY > 0) {
scrollY -= SCROLL_STEP;
if (scrollY < 0) scrollY = 0;
redraw();
} else if (scrollable && downBtn.contains(tap.x, tap.y) && scrollY < maxScroll) {
scrollY += SCROLL_STEP;
if (scrollY > maxScroll) scrollY = maxScroll;
redraw();
}
}
MenuStars::update(tft);
delay(20);
}
}
}
void run(TFT_eSPI& tft) {
constexpr int16_t ROW_H = 32;
constexpr int16_t ROW_GAP = 6;
constexpr int16_t REMOVE_BTN_W = 60;
bool done = false;
MenuStars::reset();
while (!done) {
tft.fillScreen(TFT_BLACK);
tft.setTextColor(TFT_GREEN, TFT_BLACK);
tft.setCursor(10, 14);
tft.println(I18n::t(StringId::LOCATION_TITLE));
Rect infoBtn = {(int16_t)(Config::SCREEN_WIDTH - 40), 2, 30, 24};
drawButton(tft, infoBtn, "?");
int8_t active = LocationPresets::activeIndex();
uint8_t count = LocationPresets::count();
int16_t y = 36;
Rect autoRect = {10, y, (int16_t)(Config::SCREEN_WIDTH - 20), ROW_H};
String autoLabel = I18n::t(StringId::LOCATION_AUTO);
drawButton(tft, autoRect, active < 0 ? ("> " + autoLabel) : autoLabel, active < 0);
y += ROW_H + ROW_GAP;
Rect rowRects[LocationPresets::MAX_PRESETS];
Rect removeRects[LocationPresets::MAX_PRESETS];
String presetWord = I18n::t(StringId::LOCATION_PRESET);
for (uint8_t i = 0; i < LocationPresets::MAX_PRESETS; i++) {
Rect rowRect = {10, y, (int16_t)(Config::SCREEN_WIDTH - 20 - REMOVE_BTN_W - 6), ROW_H};
Rect removeRect = {(int16_t)(Config::SCREEN_WIDTH - 10 - REMOVE_BTN_W), y, REMOVE_BTN_W, ROW_H};
rowRects[i] = rowRect;
removeRects[i] = removeRect;
if (i < count) {
double lat = 0, lon = 0;
LocationPresets::getLatLon(i, lat, lon);
char coords[24];
snprintf(coords, sizeof(coords), "%d: %.2f, %.2f", i + 1, lat, lon);
String label = (active == (int8_t)i ? "> " : "") + presetWord + " " + coords;
label = truncateForWidth(tft, label, (int16_t)(rowRect.w - 10));
drawButton(tft, rowRect, label, active == (int8_t)i);
drawButton(tft, removeRect, "X", false, true);
} else {
tft.fillRoundRect(rowRect.x, rowRect.y, rowRect.w, rowRect.h, 4, TFT_BLACK);
tft.drawRoundRect(rowRect.x, rowRect.y, rowRect.w, rowRect.h, 4, TFT_DARKGREEN);
tft.setTextDatum(MC_DATUM);
tft.setTextColor(TFT_DARKGREEN, TFT_BLACK);
String label = presetWord + " " + String(i + 1) + " " + I18n::t(StringId::LOCATION_PRESET_EMPTY);
tft.drawString(label, rowRect.x + rowRect.w / 2, rowRect.y + rowRect.h / 2);
tft.setTextDatum(TL_DATUM);
}
y += ROW_H + ROW_GAP;
}
Rect addBtn = {10, y, (int16_t)(Config::SCREEN_WIDTH - 20), 36};
bool canAdd = count < LocationPresets::MAX_PRESETS;
if (canAdd) {
drawButton(tft, addBtn, I18n::t(StringId::LOCATION_ADD));
}
Rect backBtn = {10, (int16_t)(Config::SCREEN_HEIGHT - 50), (int16_t)(Config::SCREEN_WIDTH - 20), 40};
drawButton(tft, backBtn, I18n::t(StringId::BACK));
TouchInput::Point tap;
while (true) {
if (TouchInput::wasTapped(tap)) break;
MenuStars::update(tft);
delay(20);
}
bool handled = false;
if (infoBtn.contains(tap.x, tap.y)) {
runInfoScreen(tft);
handled = true;
} else if (autoRect.contains(tap.x, tap.y)) {
LocationPresets::setActiveIndex(-1);
handled = true;
}
for (uint8_t i = 0; i < count && !handled; i++) {
if (removeRects[i].contains(tap.x, tap.y)) {
LocationPresets::removePreset(i);
handled = true;
} else if (rowRects[i].contains(tap.x, tap.y)) {
LocationPresets::setActiveIndex((int8_t)i);
handled = true;
}
}
if (!handled && canAdd && addBtn.contains(tap.x, tap.y)) {
addPresetFlow(tft);
handled = true;
}
if (!handled && backBtn.contains(tap.x, tap.y)) {
done = true;
}
}
}
}
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