When building tunnels, open new viewports at the far end of the tunnel.

Loosely based on https://www.tt-forums.net/viewtopic.php?f=33&t=72639
This commit is contained in:
Jonathan G Rennison
2016-09-24 22:19:01 +01:00
parent 675b88b391
commit 3af2f0e923
4 changed files with 14 additions and 5 deletions

View File

@@ -695,7 +695,7 @@ struct BuildRailToolbarWindow : Window {
break;
case WID_RAT_BUILD_TUNNEL:
HandlePlacePushButton(this, WID_RAT_BUILD_TUNNEL, GetRailTypeInfo(_cur_railtype)->cursor.tunnel, HT_SPECIAL);
HandlePlacePushButton(this, WID_RAT_BUILD_TUNNEL, GetRailTypeInfo(_cur_railtype)->cursor.tunnel, HT_SPECIAL | HT_TUNNEL);
this->last_user_action = widget;
break;

View File

@@ -465,7 +465,7 @@ struct BuildRoadToolbarWindow : Window {
break;
case WID_ROT_BUILD_TUNNEL:
HandlePlacePushButton(this, WID_ROT_BUILD_TUNNEL, SPR_CURSOR_ROAD_TUNNEL, HT_SPECIAL);
HandlePlacePushButton(this, WID_ROT_BUILD_TUNNEL, SPR_CURSOR_ROAD_TUNNEL, HT_SPECIAL | HT_TUNNEL);
this->last_started_action = widget;
break;

View File

@@ -31,6 +31,7 @@ enum HighLightStyle {
HT_POLY = 0x400, ///< polyline mode; connect highlighted track with previous one
HT_NEW_POLY = 0xC00, ///< start completly new polyline; implies #HT_POLY
HT_DRAG_MASK = 0x0F8, ///< Mask for the tile drag-type modes.
HT_TUNNEL = 0x1000,///< tunnel highlight hint
/* lower bits (used with HT_LINE and HT_RAIL):
* (see ASCII art in table/autorail.h for a visual interpretation) */

View File

@@ -14,6 +14,8 @@
#include "window_gui.h"
#include "viewport_func.h"
#include "strings_func.h"
#include "tunnelbridge.h"
#include "tilehighlight_func.h"
#include "zoom_func.h"
#include "window_func.h"
#include "gfx_func.h"
@@ -197,11 +199,17 @@ void ShowExtraViewPortWindow(TileIndex tile)
/**
* Show a new Extra Viewport window.
* Center it on the tile under the cursor, if the cursor is inside a viewport.
* When building a tunnel, the tunnel end-tile is used as center for new viewport.
* Otherwise 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()
{
if (_build_tunnel_endtile != 0 && _thd.place_mode & HT_TUNNEL) {
ShowExtraViewPortWindow(_build_tunnel_endtile);
return;
}
/* 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();