/lib/SDL/TTFont.pm
http://github.com/PerlGameDev/SDL · Perl · 185 lines · 119 code · 37 blank · 29 comment · 14 complexity · 86832de36e72db679e4dfdbbd580e9d1 MD5 · raw file
- #!/usr/bin/env perl
- #
- # TTFont.pm
- #
- # Copyright (C) 2005 David J. Goehrig <dgoehrig@cpan.org>
- #
- # ------------------------------------------------------------------------------
- #
- # This library is free software; you can redistribute it and/or
- # modify it under the terms of the GNU Lesser General Public
- # License as published by the Free Software Foundation; either
- # version 2.1 of the License, or (at your option) any later version.
- #
- # This library is distributed in the hope that it will be useful,
- # but WITHOUT ANY WARRANTY; without even the implied warranty of
- # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- # Lesser General Public License for more details.
- #
- # You should have received a copy of the GNU Lesser General Public
- # License along with this library; if not, write to the Free Software
- # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
- #
- # ------------------------------------------------------------------------------
- #
- # Please feel free to send questions, suggestions or improvements to:
- #
- # David J. Goehrig
- # dgoehrig@cpan.org
- #
- package SDL::TTFont;
- use strict;
- use warnings;
- use Carp;
- use SDL;
- use SDL::Surface;
- use vars qw/ @ISA /;
- @ISA = qw(SDL::Surface);
- our $VERSION = 2.548;
- sub new {
- my $proto = shift;
- my $class = ref($proto) || $proto;
- my $self = {};
- my %options;
- (%options) = @_;
- $self->{-mode} = $options{-mode} || $options{-m} || SDL::TEXT_SHADED();
- $self->{-name} = $options{-name} || $options{-n};
- $self->{-size} = $options{-size} || $options{-s};
- $self->{-fg} = $options{-foreground} || $options{-fg} || $SDL::Color::black;
- $self->{-bg} = $options{-background} || $options{-bg} || $SDL::Color::white;
- Carp::confess "SDL::TTFont::new requires a -name\n"
- unless ( $$self{-name} );
- Carp::confess "SDL::TTFont::new requires a -size\n"
- unless ( $$self{-size} );
- $self->{-font} = SDL::TTFOpenFont( $self->{-name}, $self->{-size} );
- Carp::confess "Could not open font $$self{-name}, ", SDL::GetError(), "\n"
- unless ( $self->{-font} );
- bless $self, $class;
- return $self;
- }
- sub DESTROY {
- my $self = shift;
- SDL::FreeSurface( $self->{-surface} ) if ( defined( $self->{-surface} ) );
- SDL::TTFCloseFont( $self->{-font} ) if ( defined( $self->{-font} ) );
- }
- sub print {
- my ( $self, $surface, $x, $y, @text ) = @_;
- Carp::confess "Print requies an SDL::Surface"
- unless ( ref($surface) && $surface->isa("SDL::Surface") );
- SDL::FreeSurface( $self->{-surface} ) if ( $$self{-surface} );
- $$self{-surface} = SDL::TTFPutString(
- $$self{-font}, $$self{-mode}, $$surface, $x, $y,
- $self->{-fg}, $self->{-bg}, join( "", @text )
- );
- Carp::confess "Could not print \"", join( "", @text ), "\" to surface, ", SDL::GetError(), "\n"
- unless ( $$self{-surface} );
- }
- sub width {
- my ( $self, @text ) = @_;
- my $aref = SDL::TTFSizeText( $$self{-font}, join( " ", @text ) );
- $$aref[0];
- }
- sub height {
- my ($self) = @_;
- SDL::TTFFontHeight( $$self{-font} );
- }
- sub ascent {
- my ($self) = @_;
- SDL::TTFFontAscent( $$self{-font} );
- }
- sub descent {
- my ($self) = @_;
- SDL::TTFFontDescent( $$self{-font} );
- }
- sub normal {
- my ($self) = @_;
- SDL::TTFSetFontStyle( $$self{-font}, SDL::TTF_STYLE_NORMAL() );
- }
- sub bold {
- my ($self) = @_;
- SDL::TTFSetFontStyle( $$self{-font}, SDL::TTF_STYLE_BOLD() );
- }
- sub italic {
- my ($self) = @_;
- SDL::TTFSetFontStyle( $$self{-font}, SDL::TTF_STYLE_ITALIC() );
- }
- sub underline {
- my ($self) = @_;
- SDL::TTFSetFontStyle( $$self{-font}, SDL::TTF_STYLE_UNDERLINE() );
- }
- sub text_shaded {
- my ($self) = @_;
- $$self{-mode} = SDL::TEXT_SHADED();
- }
- sub text_solid {
- my ($self) = @_;
- $$self{-mode} = SDL::TEXT_SOLID();
- }
- sub text_blended {
- my ($self) = @_;
- $$self{-mode} = SDL::TEXT_BLENDED();
- }
- sub utf8_shaded {
- my ($self) = @_;
- $$self{-mode} = SDL::UTF8_SHADED();
- }
- sub utf8_solid {
- my ($self) = @_;
- $$self{-mode} = SDL::UTF8_SOLID();
- }
- sub utf8_blended {
- my ($self) = @_;
- $$self{-mode} = SDL::UTF8_BLENDED();
- }
- sub unicode_shaded {
- my ($self) = @_;
- $$self{-mode} = SDL::UNICODE_SHADED();
- }
- sub unicode_solid {
- my ($self) = @_;
- $$self{-mode} = SDL::UNICODE_SOLID();
- }
- sub unicode_blended {
- my ($self) = @_;
- $$self{-mode} = SDL::UNICODE_BLENDED();
- }
- Carp::confess "Could not initialize True Type Fonts\n"
- if ( SDL::TTFInit() < 0 );
- 1;