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Adapt launcher layout to display orientation

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This commit is contained in:
Adolfo Reyna
2026-07-29 21:37:08 -04:00
parent f23261a6ed
commit 11c320fde4
2 changed files with 39 additions and 14 deletions
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Buildscripts/generate-launcher-background.py
+3 -1
View File
@@ -17,7 +17,9 @@ def parse_args() -> argparse.Namespace:
parser = argparse.ArgumentParser(
description=(
"Create an uncompressed LVGL .bin image for "
"/sdcard/tactility/launcher/background.bin"
"/sdcard/tactility/launcher/background.bin. Use a square image sized "
"to the display's longest edge to support both orientations without scaling "
"(for example, 320x320 for a 320x240 display)."
)
)
parser.add_argument("input", type=Path, help="Source image")
Tactility/Source/app/launcher/Launcher.cpp
+36 -13
View File
@@ -233,6 +233,11 @@ public:
lv_obj_set_style_pad_all(parent, 0, LV_PART_MAIN);
lv_obj_clear_flag(parent, LV_OBJ_FLAG_SCROLLABLE);
auto* display = lv_obj_get_display(parent);
const auto display_width = lv_display_get_horizontal_resolution(display);
const auto display_height = lv_display_get_vertical_resolution(display);
const bool is_portrait = display_height > display_width;
auto background_path = lvgl::PATH_PREFIX + app.getPaths()->getAssetsPath(BACKGROUND_ASSET);
std::string sd_card_path;
if (findFirstMountedSdCardPath(sd_card_path)) {
@@ -241,15 +246,27 @@ public:
const auto lvgl_custom_background_path = lvgl::PATH_PREFIX + custom_background_path;
lv_image_header_t header {};
if (lv_image_decoder_get_info(lvgl_custom_background_path.c_str(), &header) == LV_RESULT_OK) {
background_path = lvgl_custom_background_path;
LOG_I(
TAG,
"Using SD background %s (%ux%u, format 0x%02x)",
custom_background_path.c_str(),
header.w,
header.h,
header.cf
);
if (header.w >= display_width && header.h >= display_height) {
background_path = lvgl_custom_background_path;
LOG_I(
TAG,
"Using SD background %s (%ux%u, format 0x%02x)",
custom_background_path.c_str(),
header.w,
header.h,
header.cf
);
} else {
LOG_W(
TAG,
"Ignoring undersized SD background %s (%ux%u for %dx%d display)",
custom_background_path.c_str(),
header.w,
header.h,
display_width,
display_height
);
}
} else {
LOG_W(TAG, "Ignoring invalid SD background %s", custom_background_path.c_str());
}
@@ -277,7 +294,7 @@ public:
lv_obj_align(dateLabel, LV_ALIGN_TOP_LEFT, 20, 118);
dataLabel = lv_label_create(parent);
lv_obj_set_width(dataLabel, 225);
lv_obj_set_width(dataLabel, is_portrait ? display_width - 40 : 225);
lv_label_set_long_mode(dataLabel, LV_LABEL_LONG_MODE_WRAP);
lv_obj_set_style_text_font(dataLabel, lvgl_get_text_font(FONT_SIZE_SMALL), LV_PART_MAIN);
lv_obj_set_style_text_color(dataLabel, MUTED_TEXT_COLOR, LV_PART_MAIN);
@@ -289,9 +306,15 @@ public:
lv_obj_align(statusLabel, LV_ALIGN_TOP_RIGHT, -15, 8);
auto* buttonRail = lv_obj_create(parent);
lv_obj_set_size(buttonRail, 60, 184);
lv_obj_align(buttonRail, LV_ALIGN_RIGHT_MID, -7, 8);
lv_obj_set_flex_flow(buttonRail, LV_FLEX_FLOW_COLUMN);
if (is_portrait) {
lv_obj_set_size(buttonRail, 184, 60);
lv_obj_align(buttonRail, LV_ALIGN_BOTTOM_MID, 0, -7);
lv_obj_set_flex_flow(buttonRail, LV_FLEX_FLOW_ROW);
} else {
lv_obj_set_size(buttonRail, 60, 184);
lv_obj_align(buttonRail, LV_ALIGN_RIGHT_MID, -7, 8);
lv_obj_set_flex_flow(buttonRail, LV_FLEX_FLOW_COLUMN);
}
lv_obj_set_flex_align(buttonRail, LV_FLEX_ALIGN_SPACE_EVENLY, LV_FLEX_ALIGN_CENTER, LV_FLEX_ALIGN_CENTER);
lv_obj_set_style_pad_all(buttonRail, 0, LV_PART_MAIN);
lv_obj_set_style_border_width(buttonRail, 0, LV_PART_MAIN);