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Fix: Scale minimum visible caption by interface scale. (#10180)

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PeterN 2022-11-17 22:45:15 +00:00 committed by GitHub
parent 3040efdb10
commit a044e8e007
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 17 additions and 13 deletions
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30
src/window.cpp
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@ -1996,28 +1996,30 @@ static void PreventHiding(int *nx, int *ny, const Rect &rect, const Window *v, i
{
if (v == nullptr) return;
const int min_visible = ScaleGUITrad(MIN_VISIBLE_TITLE_BAR);
int v_bottom = v->top + v->height;
int v_right = v->left + v->width;
int safe_y = (dir == PHD_UP) ? (v->top - MIN_VISIBLE_TITLE_BAR - rect.top) : (v_bottom + MIN_VISIBLE_TITLE_BAR - rect.bottom); // Compute safe vertical position.
int safe_y = (dir == PHD_UP) ? (v->top - min_visible - rect.top) : (v_bottom + min_visible - rect.bottom); // Compute safe vertical position.
if (*ny + rect.top <= v->top - MIN_VISIBLE_TITLE_BAR) return; // Above v is enough space
if (*ny + rect.bottom >= v_bottom + MIN_VISIBLE_TITLE_BAR) return; // Below v is enough space
if (*ny + rect.top <= v->top - min_visible) return; // Above v is enough space
if (*ny + rect.bottom >= v_bottom + min_visible) return; // Below v is enough space
/* Vertically, the rectangle is hidden behind v. */
if (*nx + rect.left + MIN_VISIBLE_TITLE_BAR < v->left) { // At left of v.
if (v->left < MIN_VISIBLE_TITLE_BAR) *ny = safe_y; // But enough room, force it to a safe position.
if (*nx + rect.left + min_visible < v->left) { // At left of v.
if (v->left < min_visible) *ny = safe_y; // But enough room, force it to a safe position.
return;
}
if (*nx + rect.right - MIN_VISIBLE_TITLE_BAR > v_right) { // At right of v.
if (v_right > _screen.width - MIN_VISIBLE_TITLE_BAR) *ny = safe_y; // Not enough room, force it to a safe position.
if (*nx + rect.right - min_visible > v_right) { // At right of v.
if (v_right > _screen.width - min_visible) *ny = safe_y; // Not enough room, force it to a safe position.
return;
}
/* Horizontally also hidden, force movement to a safe area. */
if (px + rect.left < v->left && v->left >= MIN_VISIBLE_TITLE_BAR) { // Coming from the left, and enough room there.
*nx = v->left - MIN_VISIBLE_TITLE_BAR - rect.left;
} else if (px + rect.right > v_right && v_right <= _screen.width - MIN_VISIBLE_TITLE_BAR) { // Coming from the right, and enough room there.
*nx = v_right + MIN_VISIBLE_TITLE_BAR - rect.right;
if (px + rect.left < v->left && v->left >= min_visible) { // Coming from the left, and enough room there.
*nx = v->left - min_visible - rect.left;
} else if (px + rect.right > v_right && v_right <= _screen.width - min_visible) { // Coming from the right, and enough room there.
*nx = v_right + min_visible - rect.right;
} else {
*ny = safe_y;
}
@ -2038,9 +2040,11 @@ static void EnsureVisibleCaption(Window *w, int nx, int ny)
if (caption != nullptr) {
caption_rect = caption->GetCurrentRect();
const int min_visible = ScaleGUITrad(MIN_VISIBLE_TITLE_BAR);
/* Make sure the window doesn't leave the screen */
nx = Clamp(nx, MIN_VISIBLE_TITLE_BAR - caption_rect.right, _screen.width - MIN_VISIBLE_TITLE_BAR - caption_rect.left);
ny = Clamp(ny, 0, _screen.height - MIN_VISIBLE_TITLE_BAR);
nx = Clamp(nx, min_visible - caption_rect.right, _screen.width - min_visible - caption_rect.left);
ny = Clamp(ny, 0, _screen.height - min_visible);
/* Make sure the title bar isn't hidden behind the main tool bar or the status bar. */
PreventHiding(&nx, &ny, caption_rect, FindWindowById(WC_MAIN_TOOLBAR, 0), w->left, PHD_DOWN);