fontcache.cpp File Reference

#include "stdafx.h"
#include "fontcache.h"
#include "fontdetection.h"
#include "blitter/factory.hpp"
#include "gfx_layout.h"
#include "fontcache/spritefontcache.h"
#include "openttd.h"
#include "settings_func.h"
#include "strings_func.h"
#include "viewport_func.h"
#include "window_func.h"
#include "fileio_func.h"
#include "safeguards.h"

Go to the source code of this file.

Functions
int	GetCharacterHeight (FontSize size)
	Get height of a character for a given font size. More...
bool	GetFontAAState (FontSize size, bool check_blitter)
void	SetFont (FontSize fontsize, const std::string &font, uint size, bool aa)
void	LoadFreeTypeFont (FontSize fs)
	Loads the freetype font. More...
void	LoadFreeTypeFont (FontSize fs, const std::string &file_name, uint size)
	Load a TrueType font from a file. More...
void	UninitFreeType ()
	Free everything allocated w.r.t. More...
static void	TryLoadDefaultTrueTypeFont ([[maybe_unused]] FontSize fs)
void	InitFontCache (bool monospace)
	(Re)initialize the font cache related things, i.e. More...
void	UninitFontCache ()
	Free everything allocated w.r.t. More...
bool	HasAntialiasedFonts ()
	Should any of the active fonts be anti-aliased? More...

Variables
static const int	_default_font_height [FS_END] = {10, 6, 18, 10}
	Default heights for the different sizes of fonts.
static const int	_default_font_ascender [FS_END] = { 8, 5, 15, 8}
FontCacheSettings	_fcsettings

Detailed Description

Cache for characters from fonts.

Definition in file fontcache.cpp.

Function Documentation

GetCharacterHeight()

int GetCharacterHeight

(

FontSize

size

)

Get height of a character for a given font size.

Parameters

size	Font size to get height of

Returns

Height of characters in the given font (pixels)

Definition at line 78 of file fontcache.cpp.

References FontCache::Get(), and FontCache::GetHeight().

Referenced by TextfileWindow::CheckHyperlinkClick(), CargoesField::Draw(), StationViewWindow::DrawAcceptedCargo(), TownAuthorityWindow::DrawActions(), StationViewWindow::DrawCargoRatings(), DrawCategory(), NetworkClientListWindow::DrawCompany(), NetworkContentListWindow::DrawDetails(), DrawFrame(), IndustryViewWindow::DrawInfo(), NetworkContentListWindow::DrawMatrix(), TownAuthorityWindow::DrawRatings(), DrawSliderWidget(), DrawString(), TimetableWindow::DrawSummaryPanel(), StoryBookWindow::EnsureStoryPageElementLayout(), TownViewWindow::GetDesiredInfoHeight(), GetEngineListHeight(), StoryBookWindow::GetHeadHeight(), SmallMapWindow::GetLegendHeight(), SmallMapWindow::GetPositionOnLegend(), VehicleDetailsWindow::GetRoadVehDetailsHeight(), GetTotalCategoriesHeight(), GetVehicleListHeight(), LocalGetWindowPlacement(), ViewportSign::MarkDirty(), NetworkReInitChatBoxSize(), IConsoleWindow::OnInit(), BuildIndustryWindow::OnInit(), IndustryViewWindow::OnInit(), PaymentRatesGraphWindow::OnInit(), IndustryCargoesWindow::OnInit(), ReplaceVehicleWindow::OnPaint(), BuildVehicleWindow::OnPaint(), TextfileWindow::ReflowContent(), NWidgetResizeBase::SetMinimalSize(), NWidgetResizeBase::SetMinimalTextLines(), NWidgetBackground::SetupSmallestSize(), and ViewportAddString().

HasAntialiasedFonts()

bool HasAntialiasedFonts

(

)

Should any of the active fonts be anti-aliased?

Returns

True if any of the loaded fonts want anti-aliased drawing.

Definition at line 240 of file fontcache.cpp.

References FS_BEGIN.

InitFontCache()

void InitFontCache

(

bool

monospace

)

(Re)initialize the font cache related things, i.e.

load the non-sprite fonts.

Parameters

monospace

Whether to initialise the monospace or regular fonts.

Definition at line 197 of file fontcache.cpp.

References FS_BEGIN.

Referenced by MissingGlyphSearcher::FindMissingGlyphs(), and SetFallbackFont().

LoadFreeTypeFont() [1/2]

void LoadFreeTypeFont

(

FontSize

fs

)

Loads the freetype font.

First type to load the fontname as if it were a path. If that fails, try to resolve the filename of the font using fontconfig, where the format is 'font family name' or 'font family name, font style'.

Parameters

fs	The font size to load.

Definition at line 161 of file freetypefontcache.cpp.

References GetFontCacheSubSetting(), and settings.

LoadFreeTypeFont() [2/2]

void LoadFreeTypeFont	(	FontSize	fs,
		const std::string &	file_name,
		uint	size
	)

Load a TrueType font from a file.

Parameters

fs	The font size to load.
file_name	Path to the font file.
size	Requested font size.

Definition at line 211 of file freetypefontcache.cpp.

UninitFontCache()

void UninitFontCache

(

)

Free everything allocated w.r.t.

fonts.

Definition at line 224 of file fontcache.cpp.

References FS_BEGIN.

UninitFreeType()

void UninitFreeType

(

)

Free everything allocated w.r.t.

freetype.

Definition at line 347 of file freetypefontcache.cpp.