zoom_func.h File Reference

#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. More...
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. More...
static int	AdjustByZoom (int value, int zoom)
	Adjust by zoom level; zoom < 0 shifts right, zoom >= 0 shifts left. More...
static int	ScaleByZoomLower (int value, ZoomLevel zoom)
	Scale by zoom level, usually shift left (when zoom > ZOOM_LVL_NORMAL) More...
static int	UnScaleByZoomLower (int value, ZoomLevel zoom)
	Scale by zoom level, usually shift right (when zoom > ZOOM_LVL_NORMAL) More...
static int	UnScaleGUI (int value)
	Short-hand to apply GUI zoom level. More...
static ZoomLevel	ScaleZoomGUI (ZoomLevel value)
	Scale zoom level relative to GUI zoom. More...
static ZoomLevel	UnScaleZoomGUI (ZoomLevel value)
	UnScale zoom level relative to GUI zoom. More...
static int	ScaleGUITrad (int value)
	Scale traditional pixel dimensions to GUI zoom level. More...
static int	UnScaleFont (int value)
	Short-hand to apply font zoom level. More...
static int	ScaleFontTrad (int value)
	Scale traditional pixel dimensions to Font zoom level. More...

Detailed Description

Functions related to zooming.

Definition in file zoom_func.h.

Function Documentation

AdjustByZoom()

static int AdjustByZoom ( int  value, int  zoom  )

inlinestatic

Adjust by zoom level; zoom < 0 shifts right, zoom >= 0 shifts left.

Parameters

value	value to shift
zoom	zoom level to shift to

Returns

shifted value

Definition at line 45 of file zoom_func.h.

References ScaleByZoom(), and UnScaleByZoom().

ScaleByZoom()

static int ScaleByZoom ( int  value, ZoomLevel  zoom  )

inlinestatic

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 22 of file zoom_func.h.

Referenced by AdjustByZoom(), Blitter_8bppSimple::Draw(), Blitter_32bppSimple::Draw(), ViewportSign::MarkDirty(), ExtraViewportWindow::OnScroll(), MainWindow::OnScroll(), NWidgetViewport::UpdateViewportCoordinates(), and ViewportAddString().

ScaleByZoomLower()

static int ScaleByZoomLower ( int  value, ZoomLevel  zoom  )

inlinestatic

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 56 of file zoom_func.h.

ScaleFontTrad()

static int ScaleFontTrad ( int  value )

inlinestatic

Scale traditional pixel dimensions to Font zoom level.

Parameters

value

Pixel amount at #ZOOM_LVL_BASE (traditional "normal" interface size).

Returns

Pixel amount at #ZOOM_LVL_FONT (current interface size).

Definition at line 127 of file zoom_func.h.

References UnScaleFont().

Referenced by SpriteFontCache::ClearFontCache(), BuildIndustryWindow::DrawWidget(), PaymentRatesGraphWindow::OnInit(), SpriteFontCache::SpriteFontCache(), CompanyStationsWindow::UpdateWidgetSize(), and BuildIndustryWindow::UpdateWidgetSize().

ScaleGUITrad()

static int ScaleGUITrad ( int  value )

inlinestatic

Scale traditional pixel dimensions to GUI zoom level.

Parameters

value

Pixel amount at #ZOOM_LVL_BASE (traditional "normal" interface size).

Returns

Pixel amount at #ZOOM_LVL_GUI (current interface size).

Definition at line 107 of file zoom_func.h.

References UnScaleGUI().

Referenced by ClickVolumeSliderWidget(), LinkGraphOverlay::DrawContent(), LinkGraphOverlay::DrawLinks(), LinkGraphOverlay::DrawStationDots(), BuildTreesWindow::DrawWidget(), DepotWindow::DrawWidget(), BuildRoadDepotWindow::DrawWidget(), BuildRailWaypointWindow::DrawWidget(), WindowDesc::GetDefaultHeight(), WindowDesc::GetDefaultWidth(), VehicleDetailsWindow::GetRoadVehDetailsHeight(), GetVehicleListHeight(), HighlightDragPosition(), EndGameWindow::OnPaint(), HighScoreWindow::OnPaint(), BuildAirportWindow::OnPaint(), BuildDocksDepotWindow::OnPaint(), NWidgetResizeBase::SetMinimalSize(), NWidgetResizeBase::SetMinimalTextLines(), NWidgetPIPContainer::SetPIP(), BuildTreesWindow::UpdateWidgetSize(), BuildObjectWindow::UpdateWidgetSize(), BuildDocksDepotWindow::UpdateWidgetSize(), ScenarioEditorLandscapeGenerationWindow::UpdateWidgetSize(), TooltipsWindow::UpdateWidgetSize(), RefitWindow::UpdateWidgetSize(), SpriteAlignerWindow::UpdateWidgetSize(), BuildRoadDepotWindow::UpdateWidgetSize(), BuildRoadStationWindow::UpdateWidgetSize(), BuildRailStationWindow::UpdateWidgetSize(), BuildRailDepotWindow::UpdateWidgetSize(), and BuildRailWaypointWindow::UpdateWidgetSize().

ScaleZoomGUI()

static ZoomLevel ScaleZoomGUI ( ZoomLevel  value )

inlinestatic

Scale zoom level relative to GUI zoom.

Parameters

value

zoom level to scale

Returns

scaled zoom level

Definition at line 87 of file zoom_func.h.

Referenced by WaypointWindow::WaypointWindow().

UnScaleByZoom()

static int UnScaleByZoom ( int  value, ZoomLevel  zoom  )

inlinestatic

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 34 of file zoom_func.h.

Referenced by AdjustByZoom(), MarkViewportDirty(), UnScaleFont(), and UnScaleGUI().

UnScaleByZoomLower()

static int UnScaleByZoomLower ( int  value, ZoomLevel  zoom  )

inlinestatic

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 67 of file zoom_func.h.

Referenced by MarkViewportDirty().

UnScaleFont()

static int UnScaleFont ( int  value )

inlinestatic

Short-hand to apply font zoom level.

Parameters

value

Pixel amount at ZOOM_LVL_BEGIN (full zoom in).

Returns

Pixel amount at #ZOOM_LVL_FONT (current interface size).

Definition at line 117 of file zoom_func.h.

References UnScaleByZoom().

Referenced by ScaleFontTrad().

UnScaleGUI()

static int UnScaleGUI ( int  value )

inlinestatic

Short-hand to apply GUI zoom level.

Parameters

value

Pixel amount at ZOOM_LVL_BEGIN (full zoom in).

Returns

Pixel amount at #ZOOM_LVL_GUI (current interface size).

Definition at line 77 of file zoom_func.h.

References UnScaleByZoom().

Referenced by GetSingleVehicleWidth(), and ScaleGUITrad().

UnScaleZoomGUI()

static ZoomLevel UnScaleZoomGUI ( ZoomLevel  value )

inlinestatic

UnScale zoom level relative to GUI zoom.

Parameters

value

zoom level to scale

Returns

un-scaled zoom level

Definition at line 97 of file zoom_func.h.