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(svn r23314) -Add: Add settings to restrict viewport zoom levels.

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peter1138
2011-11-24 12:20:14 +00:00
parent 00db8b8008
commit 4e97261315
8 changed files with 68 additions and 7 deletions
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20
src/viewport.cpp
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@@ -187,7 +187,7 @@ void InitializeWindowViewport(Window *w, int x, int y,
vp->width = width;
vp->height = height;
vp->zoom = zoom;
vp->zoom = static_cast<ZoomLevel>(Clamp(zoom, _settings_client.gui.zoom_min, _settings_client.gui.zoom_max));
vp->virtual_width = ScaleByZoom(width, zoom);
vp->virtual_height = ScaleByZoom(height, zoom);
@@ -459,10 +459,10 @@ Point GetTileZoomCenterWindow(bool in, Window * w)
*/
void HandleZoomMessage(Window *w, const ViewPort *vp, byte widget_zoom_in, byte widget_zoom_out)
{
w->SetWidgetDisabledState(widget_zoom_in, vp->zoom == ZOOM_LVL_MIN);
w->SetWidgetDisabledState(widget_zoom_in, vp->zoom <= _settings_client.gui.zoom_min);
w->SetWidgetDirty(widget_zoom_in);
w->SetWidgetDisabledState(widget_zoom_out, vp->zoom == ZOOM_LVL_MAX);
w->SetWidgetDisabledState(widget_zoom_out, vp->zoom >= _settings_client.gui.zoom_max);
w->SetWidgetDirty(widget_zoom_out);
}
@@ -1645,6 +1645,20 @@ void MarkAllViewportsDirty(int left, int top, int right, int bottom)
}
}
void ConstrainAllViewportsZoom()
{
Window *w;
FOR_ALL_WINDOWS_FROM_FRONT(w) {
if (w->viewport == NULL) continue;
ZoomLevel zoom = static_cast<ZoomLevel>(Clamp(w->viewport->zoom, _settings_client.gui.zoom_min, _settings_client.gui.zoom_max));
if (zoom != w->viewport->zoom) {
while (w->viewport->zoom < zoom) DoZoomInOutWindow(ZOOM_OUT, w);
while (w->viewport->zoom > zoom) DoZoomInOutWindow(ZOOM_IN, w);
}
}
}
/**
* Mark a tile given by its index dirty for repaint.
* @param tile The tile to mark dirty.