diff options
Diffstat (limited to 'src/viewport_gui.cpp')
| -rw-r--r-- | src/viewport_gui.cpp | 24 |
1 files changed, 18 insertions, 6 deletions
diff --git a/src/viewport_gui.cpp b/src/viewport_gui.cpp index 1a919fe10..9d74a3369 100644 --- a/src/viewport_gui.cpp +++ b/src/viewport_gui.cpp @@ -71,12 +71,7 @@ public: Point pt; if (tile == INVALID_TILE) { - /* Use tile under mouse as center for new viewport */ - Point pt = GetTileBelowCursor(); - if (pt.x != -1) tile = TileVirtXY(pt.x, pt.y); - } - if (tile == INVALID_TILE) { - /* Still no tile? Use center of main viewport. */ + /* No tile? Use center of main viewport. */ const Window *w = FindWindowById(WC_MAIN_WINDOW, 0); /* center on same place as main window (zoom is maximum, no adjustment needed) */ @@ -175,6 +170,10 @@ static const WindowDesc _extra_view_port_desc( _nested_extra_view_port_widgets, lengthof(_nested_extra_view_port_widgets) ); +/** + * Show a new Extra Viewport window. + * @param tile Tile to center the view on. INVALID_TILE means to use the center of main viewport. + */ void ShowExtraViewPortWindow(TileIndex tile) { int i = 0; @@ -184,3 +183,16 @@ void ShowExtraViewPortWindow(TileIndex tile) new ExtraViewportWindow(&_extra_view_port_desc, i, tile); } + +/** + * Show a new Extra Viewport window. + * Center it on the tile under the cursor, if the cursor is inside a viewport. + * If that fails, center it on main viewport center. + */ +void ShowExtraViewPortWindowForTileUnderCursor() +{ + /* Use tile under mouse as center for new viewport. + * Do this before creating the window, it might appear just below the mouse. */ + Point pt = GetTileBelowCursor(); + ShowExtraViewPortWindow(pt.x != -1 ? TileVirtXY(pt.x, pt.y) : INVALID_TILE); +} |