/*
* Copyright (c) 2012 Jonathan Schleifer <js@webkeks.org>
*
* This software is provided 'as-is', without any express or implied warranty.
* In no event will the authors be held liable for any damages arising from the
* use of this software.
*
* Permission is granted to anyone to use this software for any purpose,
* including commercial applications, and to alter it and redistribute it
* freely, subject to the following restrictions:
*
* 1.) The origin of this software must not be misrepresented; you must not
* claim that you wrote the original software. If you use this software
* in a product, an acknowledgment in the product documentation would be
* appreciated but is not required.
* 2.) Altered source versions must be plainly marked as such, and must not
* be misrepresented as being the original software.
* 3.) This notice may not be removed or altered from any source distribution.
*/
#include <allegro5/allegro.h>
#include <allegro5/allegro_image.h>
#import "OGKBitmap.h"
#import "OGKDisplay.h"
ogk_color_t OGK_COLOR_BLACK = { 0, 0, 0, 1 };
@implementation OGKBitmap
+ (void)initialize
{
if (self != [OGKBitmap class])
return;
if (!al_install_system(ALLEGRO_VERSION_INT, NULL) ||
!al_init_image_addon())
@throw [OFInitializationFailedException
exceptionWithClass: self];
}
+ (void)setTarget: (id)target
{
if ([target isKindOfClass: [OGKDisplay class]])
al_set_target_backbuffer([target OGK_allegroDisplay]);
else
al_set_target_bitmap([target OGK_allegroBitmap]);
}
+ (void)clearToColor: (ogk_color_t)color
{
al_clear_to_color(
al_map_rgb(color.red * 256, color.green * 256, color.blue * 256));
}
- initWithSize: (of_dimension_t)size
{
self = [super init];
bitmap = al_create_bitmap(size.width, size.height);
if (bitmap == NULL)
@throw [OFInitializationFailedException
exceptionWithClass: [self class]];
return self;
}
- initWithFile: (OFString*)path
{
self = [super init];
bitmap = al_load_bitmap(
[path cStringWithEncoding: OF_STRING_ENCODING_NATIVE]);
if (bitmap == NULL)
@throw [OFInitializationFailedException
exceptionWithClass: [self class]];
return self;
}
- (void)drawAtPosition: (of_point_t)position
{
al_draw_bitmap(bitmap, position.x, position.y, 0);
}
- (ALLEGRO_BITMAP*)OGK_allegroBitmap
{
return bitmap;
}
@end