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/* usplash
*
* theme.c - theme definition
*
* Copyright © 2006 David Härdeman <[email protected]>
* based on example-theme from usplash which is
* Copyright © 2006 Dennis Kaarsemaker <[email protected]>
*
* 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 program 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, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <usplash-theme.h>
#include <usplash_backend.h>
void t_init(struct usplash_theme *theme);
void t_draw_progressbar(struct usplash_theme *theme, int percentage);
void t_clear_progressbar(struct usplash_theme *theme);
void t_clear_text(struct usplash_theme *theme);
void t_animate_step(struct usplash_theme* theme, int pulsating);
/* Auto-generated theme definitions */
#include "theme.h"
static struct private_hack *phack = NULL;
void
t_init(struct usplash_theme *theme)
{
int x, y;
/* START - HACKS R US */
phack = (struct private_hack *)theme->font;
theme->font = NULL;
/* FINISH - HACKS R US */
usplash_getdimensions(&x, &y);
theme->progressbar_x = (x - theme->pixmap->width)/2 + theme->progressbar_x;
theme->progressbar_y = (y - theme->pixmap->height)/2 + theme->progressbar_y;
}
void
t_draw_progressbar(struct usplash_theme *theme, int percentage)
{
int w = (phack->progress_bg->width * percentage / 100);
static int last_w = 0;
if (w != 0 && w == last_w)
return;
/* Check if we're changing mode between startup and shutdown */
if (last_w >= 0 && w < 0) {
usplash_put(theme->progressbar_x,
theme->progressbar_y,
phack->progress_fg);
last_w = 0;
} else if (last_w < 0 && w > 0) {
usplash_put(theme->progressbar_x,
theme->progressbar_y,
phack->progress_bg);
last_w = 0;
}
/* Draw only the part which has changed since last time */
if (percentage == 0) {
usplash_put(theme->progressbar_x,
theme->progressbar_y,
phack->progress_bg);
} else if (percentage < 0) {
usplash_put_part(theme->progressbar_x - last_w,
theme->progressbar_y,
-w + last_w,
phack->progress_bg->height,
phack->progress_bg,
-last_w, 0);
} else if (percentage > 0) {
usplash_put_part(theme->progressbar_x + last_w,
theme->progressbar_y,
w - last_w,
phack->progress_fg->height,
phack->progress_fg,
last_w, 0);
}
last_w = w;
}
void
t_clear_progressbar(struct usplash_theme *theme)
{
t_draw_progressbar(theme, 0);
}
void
t_clear_text(struct usplash_theme *theme)
{
int x, y, x1, y1, x2, y2;
usplash_getdimensions(&x, &y);
/* Draw outer border */
x1 = (x - theme->pixmap->width)/2 + theme->text_x - TEXT_EXTRA_PX;
y1 = (y - theme->pixmap->height)/2 + theme->text_y - TEXT_EXTRA_PX;
x2 = x1 + theme->text_width + 2 * TEXT_EXTRA_PX;
y2 = y1 + theme->text_height + 2 * TEXT_EXTRA_PX;
usplash_clear(x1, y1, x2, y2, theme->text_foreground);
/* Draw main text area with TEXT_BORDER_PX pixels padding */
x1 += TEXT_BORDER_PX;
y1 += TEXT_BORDER_PX;
x2 -= TEXT_BORDER_PX;
y2 -= TEXT_BORDER_PX;
usplash_clear(x1, y1, x2, y2, theme->text_background);
}
void
t_animate_step(struct usplash_theme* theme, int pulsating)
{
static int pulsate_step = 0;
static int pulse_width = 70;
static int step_width = 1;
static int prev_step = 0;
static int reset = 1;
int num_steps = (phack->progress_fg->width - pulse_width)/step_width;
int x1;
if (!pulsating) {
reset = 1;
return;
}
if (reset) {
/* Reset pulse */
t_clear_progressbar(theme);
reset = 0;
pulsate_step = 0;
usplash_put_part(theme->progressbar_x,
theme->progressbar_y,
pulse_width,
phack->progress_fg->height,
phack->progress_fg,
0, 0);
} else {
/* Remove from left hand side of pulse */
x1 = step_width * prev_step;
usplash_put_part(theme->progressbar_x + x1,
theme->progressbar_y,
step_width,
phack->progress_bg->height,
phack->progress_bg,
x1, 0);
}
/* Add to right hand side of pulse */
x1 = step_width * pulsate_step + pulse_width;
usplash_put_part(theme->progressbar_x + x1,
theme->progressbar_y,
step_width,
phack->progress_fg->height,
phack->progress_fg,
x1, 0);
/* Check for wraparound */
prev_step = pulsate_step;
pulsate_step++;
if (pulsate_step >= num_steps)
reset = 1;
}
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