Functions

zoom_func.h File Reference

Functions related to zooming. More...

#include "zoom_type.h"

Go to the source code of this file.

Functions

static int ScaleByZoom (int value, ZoomLevel zoom)
 Scale by zoom level, usually shift left (when zoom > ZOOM_LVL_NORMAL) When shifting right, value is rounded up.
static int UnScaleByZoom (int value, ZoomLevel zoom)
 Scale by zoom level, usually shift right (when zoom > ZOOM_LVL_NORMAL) When shifting right, value is rounded up.
static int ScaleByZoomLower (int value, ZoomLevel zoom)
 Scale by zoom level, usually shift left (when zoom > ZOOM_LVL_NORMAL).
static int UnScaleByZoomLower (int value, ZoomLevel zoom)
 Scale by zoom level, usually shift right (when zoom > ZOOM_LVL_NORMAL).

Detailed Description

Functions related to zooming.

Definition in file zoom_func.h.


Function Documentation

static int ScaleByZoom ( int  value,
ZoomLevel  zoom 
) [inline, static]

Scale by zoom level, usually shift left (when zoom > ZOOM_LVL_NORMAL) When shifting right, value is rounded up.

Parameters:
value value to shift
zoom zoom level to shift to
Returns:
shifted value

Definition at line 24 of file zoom_func.h.

References ZOOM_LVL_NORMAL.

Referenced by CheckClickOnVehicle(), CheckClickOnViewportSign(), Blitter_8bppSimple::Draw(), Blitter_32bppSimple::Draw(), HandleAutoscroll(), InitializeWindowViewport(), LargeWorldCallback(), ViewportSign::MarkDirty(), ExtraViewportWindow::OnScroll(), MainWindow::OnScroll(), RelocateAllWindows(), TranslateXYToTileCoord(), NWidgetViewport::UpdateViewportCoordinates(), ViewportAddString(), and ViewportDrawChk().

static int ScaleByZoomLower ( int  value,
ZoomLevel  zoom 
) [inline, static]

Scale by zoom level, usually shift left (when zoom > ZOOM_LVL_NORMAL).

Parameters:
value value to shift
zoom zoom level to shift to
Returns:
shifted value

Definition at line 51 of file zoom_func.h.

References ZOOM_LVL_NORMAL.

static int UnScaleByZoom ( int  value,
ZoomLevel  zoom 
) [inline, static]

Scale by zoom level, usually shift right (when zoom > ZOOM_LVL_NORMAL) When shifting right, value is rounded up.

Parameters:
value value to shift
zoom zoom level to shift to
Returns:
shifted value

Definition at line 38 of file zoom_func.h.

References ZOOM_LVL_NORMAL.

Referenced by DrawAircraftImage(), DrawCommonTileSeqInGUI(), DrawRoadVehEngine(), DrawShipImage(), BuildSignalWindow::DrawSignalSprite(), DepotWindow::DrawVehicleInDepot(), VehicleDetailsWindow::DrawWidget(), GetAircraftSpriteSize(), GetShipSpriteSize(), GetSpriteSize(), GetVehicleWidth(), MakeZoomedInScreenshot(), MarkViewportDirty(), UpdateCursorSize(), DepotWindow::UpdateWidgetSize(), and ViewportDrawDirtyBlocks().

static int UnScaleByZoomLower ( int  value,
ZoomLevel  zoom 
) [inline, static]

Scale by zoom level, usually shift right (when zoom > ZOOM_LVL_NORMAL).

Parameters:
value value to shift
zoom zoom level to shift to
Returns:
shifted value

Definition at line 64 of file zoom_func.h.

References ZOOM_LVL_NORMAL.

Referenced by MarkViewportDirty().