rockbox/apps/plugins/lib/picture.c
Daniel Stenberg 2acc0ac542 Updated our source code header to explicitly mention that we are GPL v2 or
later. We still need to hunt down snippets used that are not. 1324 modified
files...
http://www.rockbox.org/mail/archive/rockbox-dev-archive-2008-06/0060.shtml


git-svn-id: svn://svn.rockbox.org/rockbox/trunk@17847 a1c6a512-1295-4272-9138-f99709370657
2008-06-28 18:10:04 +00:00

72 lines
2.8 KiB
C

/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id: jackpot.c 14034 2007-07-28 05:42:55Z kevin $
*
* Copyright (C) 2007 Copyright Kévin Ferrare
*
* This program 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 2
* of the License, or (at your option) any later version.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#include "picture.h"
void picture_draw(struct screen* display, const struct picture* picture,
int x, int y){
display->bitmap(
picture->data,
x, y,
picture->width, picture->height
);
}
/**
* Draws a part of the given picture on the given screen
* Use it when the data contains multiple pictures from top to bottom.
* In that case, picture.height represents the height of one picture,
* not the whole set.
* @param display the screen where to display the picture
* @param picture the picture's data, only a part will be displayed
* @param yoffset display the data in the picture from yoffset to
* yoffset+picture.height
* @param x abscissa where to put the picture
* @param y ordinate where to put the picture
*/
void vertical_picture_draw_part(struct screen* display, const struct picture* picture,
int yoffset,
int x, int y){
display->bitmap_part(
picture->data,
/*slice into picture->data */
0, yoffset,
picture->width,
/* Position on the screen */
x, y, picture->width, picture->height
);
}
/**
* Draws a part of the given picture on the given screen
* Use it when the data contains multiple pictures from top to bottom.
*
* @param display the screen where to display the picture
* @param picture the picture's data, only a part will be displayed
* @param sprite_no display that sprite in the picture
* @param x abscissa where to put the picture
* @param y ordinate where to put the picture
*/
void vertical_picture_draw_sprite(struct screen* display, const struct picture* picture,
int sprite_no,
int x, int y){
vertical_picture_draw_part(display, picture, sprite_no*picture->height, x, y);
}