rockbox/apps/plugins/test_greylib_bitmap_scale.c
Jean-Louis Biasini db856890df test_X plugins PLA integration
1) change all keymaps to PLA
2) add alternative exit keymaps

Change-Id: I5cb8b1fcc515d2b6f9934482e72b80767b2c2fb0
Reviewed-on: http://gerrit.rockbox.org/158
Reviewed-by: Thomas Martitz <kugel@rockbox.org>
2012-03-03 19:55:51 +01:00

93 lines
2.9 KiB
C

/*****************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// __ \_/ ___\| |/ /| __ \ / __ \ \/ /
* Jukebox | | ( (__) ) \___| ( | \_\ ( (__) ) (
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2008 Andrew Mahone
*
* 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 "plugin.h"
#include "lib/grey.h"
#include "lib/pluginlib_bmp.h"
#include "lib/pluginlib_actions.h"
/* this set the context to use with PLA */
static const struct button_mapping *plugin_contexts[] = { pla_main_ctx };
#define GBS_QUIT PLA_EXIT
#define GBS_QUIT2 PLA_CANCEL
#if LCD_DEPTH == 1
#define BMP_LOAD read_bmp_file
#else
#define BMP_LOAD rb->read_bmp_file
#endif
GREY_INFO_STRUCT
static unsigned char grey_bm_buf[LCD_WIDTH * LCD_HEIGHT +
BM_SCALED_SIZE(LCD_WIDTH,0,FORMAT_NATIVE,0)];
/* this is the plugin entry point */
enum plugin_status plugin_start(const void* parameter)
{
void * plugin_buf;
size_t plugin_buf_len;
static char filename[MAX_PATH];
struct bitmap grey_bm = {
.width = LCD_WIDTH,
.height = LCD_HEIGHT,
.data = grey_bm_buf
};
int ret, x, y;
int button = 0;
if(!parameter) return PLUGIN_ERROR;
rb->strcpy(filename, parameter);
ret = BMP_LOAD(filename, &grey_bm, sizeof(grey_bm_buf),
FORMAT_NATIVE|FORMAT_RESIZE|FORMAT_KEEP_ASPECT,
&format_grey);
if(ret < 1)
{
rb->splash(HZ*2, "failed to load bitmap");
return PLUGIN_ERROR;
}
plugin_buf = rb->plugin_get_buffer(&plugin_buf_len);
if(!grey_init(plugin_buf, plugin_buf_len, 0, LCD_WIDTH, LCD_HEIGHT,
NULL))
{
rb->splash(HZ*2,"grey init failed");
return PLUGIN_ERROR;
}
grey_ub_clear_display();
x = (LCD_WIDTH - grey_bm.width) / 2;
y = (LCD_HEIGHT - grey_bm.height) / 2;
grey_ub_gray_bitmap(grey_bm_buf, x, y, grey_bm.width, grey_bm.height);
grey_show(true);
/* wait until user closes plugin */
while ((button != GBS_QUIT) && (button != GBS_QUIT2))
{
button = pluginlib_getaction(TIMEOUT_BLOCK, plugin_contexts,
ARRAYLEN(plugin_contexts));
}
grey_release();
return PLUGIN_OK;
}