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Checkpoint 4: harden native paths, authoring workflows and Player lifecycle

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Emil
2026-09-18 05:14:50 +03:00
parent 5ac4db438d
commit 45bc352d46
88 changed files with 12606 additions and 504 deletions
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tests/ui_tests.cpp
+113 -4
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@@ -1,4 +1,7 @@
#include <algorithm>
#include <chrono>
#include <cmath>
#include <faset/core/io.hpp>
#include <faset/ui/ui.hpp>
#include <iostream>
#include <stdexcept>
@@ -35,9 +38,85 @@ void click(ui::Context& context, const ui::Widget& widget) {
context.handle(mouse(render::Event::Type::MouseDown, r.x + 5, r.y + 5));
context.handle(mouse(render::Event::Type::MouseUp, r.x + 5, r.y + 5));
}
void display_scale_contract() {
ui::Context context(path_from_utf8(FASET_TEST_FONT));
auto& field = context.root().add(ui::Kind::TextField, "dpi-field", "Ж");
field.layout.width = 180;
field.layout.height = 32;
auto& number = context.root().add(ui::Kind::NumberField, "dpi-number");
number.layout.height = 32;
number.value = 4;
number.step = 1;
auto& button = context.root().add(ui::Kind::Button, "dpi-action", "Open");
button.layout.width = 180;
button.layout.height = 32;
int clicks = 0, commits = 0, number_commits = 0;
button.on_click = [&](ui::Widget&) { ++clicks; };
field.on_commit = [&](ui::Widget&) { ++commits; };
number.on_commit = [&](ui::Widget&) { ++number_commits; };
ui::Rect ime_area;
context.set_ime([](bool) {}, [&](ui::Rect rect) { ime_area = rect; });
context.layout(320, 240, 1);
const auto initial = field.rect;
render::Snapshot one;
context.draw(one);
const auto first_glyph = std::find_if(one.ui_quads.begin(), one.ui_quads.end(),
[](const auto& q) { return bool(q.texture); });
check(first_glyph != one.ui_quads.end(), "1x rasterized text missing");
const auto glyph_width = first_glyph->width, glyph_height = first_glyph->height;
const auto revision = context.font().texture()->revision;
check(context.focus("dpi-field"), "DPI field focus");
context.handle(key("A", true));
context.handle(text("Живая сцена"));
context.layout(640, 480, 2);
check(field.rect.width == initial.width * 2 && field.rect.height == initial.height * 2 &&
field.clip.width == initial.width * 2 && ime_area.width == field.rect.width,
"2x layout, clipping and IME rectangle use drawable pixels");
check(context.focused_id() == "dpi-field" && field.text == "Живая сцена" && commits == 0,
"Live display scale preserves focused edit without committing");
context.handle(key("Escape"));
render::Snapshot two;
context.draw(two);
const auto second_glyph = std::find_if(two.ui_quads.begin(), two.ui_quads.end(),
[](const auto& q) { return bool(q.texture); });
check(second_glyph != two.ui_quads.end() && second_glyph->width >= glyph_width * 1.8f &&
second_glyph->height >= glyph_height * 1.8f &&
context.font().texture()->revision > revision,
"2x display requests larger glyph rasterization");
check(std::abs(second_glyph->width - (second_glyph->uv_rect[2] - second_glyph->uv_rect[0]) *
second_glyph->texture->width) < .1f,
"High-DPI glyphs use one atlas texel per pixel, not stretched 1x bitmaps");
context.handle(mouse(render::Event::Type::MouseDown, button.rect.x + 300, button.rect.y + 40));
context.handle(mouse(render::Event::Type::MouseUp, button.rect.x + 300, button.rect.y + 40));
check(clicks == 1, "Hit testing reaches the second half of a scaled control");
const auto r = number.rect;
context.handle(mouse(render::Event::Type::MouseDown, r.x + 20, r.y + 20));
context.handle(mouse(render::Event::Type::MouseMove, r.x + 40, r.y + 20));
check(number.value == 14, "Numeric drag uses logical distance at 2x");
context.layout(320, 240, 1);
context.handle(mouse(render::Event::Type::MouseUp, 40, 52));
check(number.value == 4 && number_commits == 0,
"Monitor scale change cancels pointer drag without an accidental commit");
check(field.rect.width == initial.width && button.layout.width == 180,
"Returning to 1x preserves logical layout metrics");
ui::Context scroll(path_from_utf8(FASET_TEST_FONT));
auto& panel = scroll.root().add(ui::Kind::Column, "scroll");
panel.layout.height = 80;
panel.layout.scroll = true;
panel.layout.gap = 0;
for (int i = 0; i < 10; ++i)
panel.add(ui::Kind::Button, "row-" + std::to_string(i), "Row").layout.height = 30;
scroll.layout(200, 100, 1);
panel.scroll_y = 30;
scroll.layout(200, 100, 1);
scroll.layout(400, 200, 2);
check(panel.scroll_y == 60 && panel.children[1]->rect.y == panel.rect.y,
"DPI changes retain the logical scroll position");
}
} // namespace
int main() {
try {
display_scale_contract();
ui::TextBuffer buffer("Привет");
check(buffer.backspace() && buffer.text() == "Приве", "UTF-8 backspace split codepoint");
check(buffer.undo() && buffer.text() == "Привет", "text undo");
@@ -53,7 +132,37 @@ int main() {
check(buffer.text() == "верца", "UTF-8 delete");
buffer.undo();
check(buffer.text() == "Дверца", "undo delete");
ui::Context context(FASET_TEST_FONT);
const auto missing_font = std::filesystem::temp_directory_path() /
path_from_utf8("Недоступный шрифт-" + new_id() + ".ttf");
bool unicode_font_diagnostic = false;
try {
ui::FontAtlas missing(missing_font);
} catch (const std::exception& error) {
unicode_font_diagnostic =
std::string(error.what()).find(path_to_utf8(missing_font)) != std::string::npos;
}
check(unicode_font_diagnostic, "Font errors preserve the UTF-8 path");
const auto unicode_font_directory =
std::filesystem::temp_directory_path() / path_from_utf8("Faset шрифты-" + new_id()) /
std::string(80, 'a') / std::string(80, 'b') / std::string(80, 'c');
std::filesystem::create_directories(unicode_font_directory);
const auto unicode_font_path =
unicode_font_directory / path_from_utf8("Основной шрифт.ttf");
std::filesystem::copy_file(path_from_utf8(FASET_TEST_FONT), unicode_font_path);
{
ui::FontAtlas unicode_font(unicode_font_path);
check(std::filesystem::remove(unicode_font_path),
"Unicode font file must be closed after loading");
check(unicode_font.measure("Живая сцена", 18) > 0,
"Shaping uses retained font bytes after Unicode source file is removed");
render::Snapshot glyphs;
unicode_font.draw(glyphs, "Живая сцена", 0, 0, 18, {1, 1, 1, 1}, {0, 0, 400, 40});
check(!glyphs.ui_quads.empty() && unicode_font.texture()->revision > 1,
"Rasterization remains valid after Unicode font source disappears");
}
std::filesystem::remove_all(
unicode_font_directory.parent_path().parent_path().parent_path());
ui::Context context(path_from_utf8(FASET_TEST_FONT));
auto& root = context.root();
root.layout.gap = 4;
auto& name = root.add(ui::Kind::TextField, "name", "Door");
@@ -137,7 +246,7 @@ int main() {
context.handle(key("Tab"));
check(context.focused_id() == "name", "focus wraps predictably");
check(ime_rectangles > 0, "IME rectangle never sent");
ui::Context split(FASET_TEST_FONT);
ui::Context split(path_from_utf8(FASET_TEST_FONT));
auto& row = split.root().add(ui::Kind::Row, "row");
row.layout.flex = 1;
row.layout.gap = 0;
@@ -171,7 +280,7 @@ int main() {
context.handle(key("Escape"));
check(number.value == 19 && number_commits == 1 && cancellations == 1,
"Escape must cancel numeric drag");
ui::Context scrolling(FASET_TEST_FONT);
ui::Context scrolling(path_from_utf8(FASET_TEST_FONT));
auto& list = scrolling.root().add(ui::Kind::Panel, "list");
list.layout.height = 80;
list.layout.scroll = true;
@@ -211,7 +320,7 @@ int main() {
rejected = true;
}
check(rejected && restored.to_json() == state, "invalid dock load mutated existing layout");
ui::Context declarative(FASET_TEST_FONT);
ui::Context declarative(path_from_utf8(FASET_TEST_FONT));
declarative.apply_layout({{"id", "root"},
{"kind", "column"},
{"children", ui::Json::array({{{"id", "run"},