MMovieView_OSD.m

//
//  Movist
//
//  Copyright 2006 ~ 2008 Yong-Hoe Kim. All rights reserved.
//      Yong-Hoe Kim  <cocoable@gmail.com>
//
//  This file is part of Movist.
//
//  Movist is free software; you can redistribute it and/or modify
//  it under the terms of the GNU General Public License as published by
//  the Free Software Foundation; either version 3 of the License, or
//  (at your option) any later version.
//
//  Movist 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 General Public License for more details.
//
//  You should have received a copy of the GNU General Public License
//  along with this program.  If not, see <http://www.gnu.org/licenses/>.
//

#import "MMovieView.h"

#import "MMovie.h"
#import "MMovieOSD.h"
#import "AppController.h"   // for NSApp's delegate
#import "MMovieViewLayer.h"
#import "MMovieOSDLayer.h"

@implementation MMovieView (OSD)

- (BOOL)initOSD
{
    NSRect bounds = [self bounds];
	_subtitleOSD = [[MMovieOSD alloc] init];
	[_subtitleOSD initTextRendering];
	[_subtitleOSD setViewBounds:bounds movieRect:bounds autoSizeWidth:0];

	// h/v-position will be updated later

	_rootLayer.subtitle.hidden = NO;
    _subtitleVisible = TRUE;
    _subtitleInLBOX = FALSE;
    _autoLetterBoxHeightMaxLines = 3;

    _messageOSD = [[MMovieOSD alloc] init];
    [_messageOSD initTextRendering];
    [_messageOSD setViewBounds:bounds movieRect:bounds autoSizeWidth:0];
    [_messageOSD setHPosition:OSD_HPOSITION_LEFT];
    [_messageOSD setVPosition:OSD_VPOSITION_TOP];
    [_messageOSD setTextAlignment:NSLeftTextAlignment];
    _messageHideInterval = 2.0;

    _errorOSD = [[MMovieOSD alloc] init];
    [_errorOSD initTextRendering];
    [_errorOSD setViewBounds:bounds movieRect:bounds autoSizeWidth:0];
    [_errorOSD setHPosition:OSD_HPOSITION_CENTER];
    [_errorOSD setVPosition:OSD_VPOSITION_CENTER];
    [_errorOSD setTextAlignment:NSCenterTextAlignment];

    _iconOSD = [[MMovieOSD alloc] init];
    [_iconOSD setViewBounds:bounds movieRect:bounds autoSizeWidth:0];
    [_iconOSD setImage:[NSImage imageNamed:@"Movist"]];
    [_iconOSD setHPosition:OSD_HPOSITION_CENTER];
    [_iconOSD setVPosition:OSD_VPOSITION_CENTER];
    return TRUE;
}

- (void)cleanupOSD
{
    //TRACE(@"%s", __PRETTY_FUNCTION__);
    [_iconOSD release];
    [_errorOSD release];
    [_messageOSD release];
    [_subtitleOSD release];
}

////////////////////////////////////////////////////////////////////////////////
#pragma mark -

- (void)drawOSD
{
    //TRACE(@"%s", __PRETTY_FUNCTION__);
    if ([_iconOSD hasContent]) {
        [_iconOSD drawOnScreen];
    }
    if (_subtitleVisible) {
		if ([_subtitleOSD hasContent]) {
			[_subtitleOSD drawOnScreen];
		}
    }
    if ([_messageOSD hasContent]) {
        [_messageOSD drawOnScreen];
    }
    if ([_errorOSD hasContent]) {
        [_errorOSD drawOnScreen];
    }
}

- (void)clearOSD
{
    [_subtitleOSD setSubtitleSync:0], [_subtitleOSD clearContent];
    [_messageOSD clearContent];
    [_errorOSD clearContent];
}

- (void)updateOSDImageBaseWidth
{
    float width = (self.movie) ? [self.movie adjustedSizeByAspectRatio].width : 0;
    [_subtitleOSD setImageBaseWidth:width];
}

- (void)showLogo
{
	_rootLayer.icon.hidden = NO;
}

- (void)hideLogo
{
	_rootLayer.icon.hidden = YES;
}

@end