OSD: Scale large multiline messages to fit better on screen (like shader logging)

This commit is contained in:
Henrik Rydgård 2022-08-24 10:20:33 +02:00
parent 5d50d02227
commit 58de891f57

View File

@ -28,18 +28,33 @@ void OnScreenMessagesView::Draw(UIContext &dc) {
float alpha = (iter->endTime - now) * 4.0f;
if (alpha > 1.0) alpha = 1.0f;
if (alpha < 0.0) alpha = 0.0f;
dc.SetFontScale(1.0f, 1.0f);
// Messages that are wider than the screen are left-aligned instead of centered.
int align = 0;
// Simple heuristic: Draw messages that contain line breaks with ASCII_FONT (likely debug output)
if (iter->text.find('\n') != 0) {
align |= FLAG_DYNAMIC_ASCII;
}
float tw, th;
dc.MeasureText(dc.theme->uiFont, 1.0f, 1.0f, iter->text.c_str(), &tw, &th);
dc.MeasureText(dc.theme->uiFont, 1.0f, 1.0f, iter->text.c_str(), &tw, &th, align);
float x = bounds_.centerX();
int align = ALIGN_TOP | ALIGN_HCENTER;
if (tw > bounds_.w) {
align = ALIGN_TOP | ALIGN_LEFT;
align |= ALIGN_TOP | ALIGN_LEFT;
x = 2;
} else {
align |= ALIGN_TOP | ALIGN_HCENTER;
}
float scale = 1.0f;
if (th > bounds_.h - y) {
// Scale down!
scale = std::max(0.15f, (bounds_.h - y) / th);
dc.SetFontScale(scale, scale);
}
dc.SetFontStyle(dc.theme->uiFont);
dc.DrawTextShadow(iter->text.c_str(), x, y, colorAlpha(iter->color, alpha), align);
y += h;
y += th * scale;
}
osm.Unlock();