523 lines
19 KiB
C
523 lines
19 KiB
C
/*
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* progressbar.c - progressbar widget
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*
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* Copyright © 2007-2008 Julien Danjou <julien@danjou.info>
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* Copyright © 2007-2008 Marco Candrian <mac@calmar.ws>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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*/
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#include "screen.h"
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#include "widgets/common.h"
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#include "common/configopts.h"
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extern AwesomeConf globalconf;
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typedef struct
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{
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/** Percent 0 to 100 */
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int *percent;
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/** data_title of the data */
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char **data_title;
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/** Width of the data_items */
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int width;
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/** Pixel between data items (bars) */
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int gap;
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/** border width in pixels */
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int border_width;
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/** padding between border and ticks/bar */
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int border_padding;
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/** gap/distance between the individual ticks */
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int ticks_gap;
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/** total number of ticks */
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int ticks_count;
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/** reverse drawing */
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bool *reverse;
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/** 90 Degree's turned */
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bool vertical;
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/** Number of data_items (bars) */
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int data_items;
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/** Height 0-1, where 1 is height of statusbar */
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float height;
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/** Foreground color */
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xcolor_t *fg;
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/** Foreground color of turned-off ticks */
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xcolor_t *fg_off;
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/** Foreground color when bar is half-full */
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xcolor_t **pfg_center;
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/** Foreground color when bar is full */
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xcolor_t **pfg_end;
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/** Background color */
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xcolor_t *bg;
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/** Border color */
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xcolor_t *bordercolor;
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} Data;
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static bool
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check_settings(Data *d, int status_height)
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{
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int tmp, h_total;
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h_total = (int)(status_height * d->height + 0.5);
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if(!d->vertical) /* horizontal */
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{
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tmp = d->width - 2 * (d->border_width + d->border_padding) - 1;
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if((d->ticks_count && tmp - (d->ticks_count - 1) * d->ticks_gap - d->ticks_count + 1 < 0)
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|| (!d->ticks_count && tmp < 0))
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{
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warn("progressbar's 'width' is too small for the given configuration options\n");
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return false;
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}
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tmp = h_total - d->data_items * (2 * (d->border_width + d->border_padding) + 1)
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- (d->data_items - 1) * d->gap;
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if(tmp < 0)
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{
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warn("progressbar's 'height' is too small for the given configuration options\n");
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return false;
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}
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}
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else /* vertical / standing up */
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{
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tmp = h_total - 2 * (d->border_width + d->border_padding) - 1;
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if((d->ticks_count && tmp - (d->ticks_count - 1) * d->ticks_gap - d->ticks_count + 1 < 0)
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|| (!d->ticks_count && tmp < 0))
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{
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warn("progressbar's 'height' is too small for the given configuration options\n");
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return false;
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}
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tmp = d->width - d->data_items * (2 * (d->border_width + d->border_padding) + 1)
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- (d->data_items - 1) * d->gap;
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if(tmp < 0)
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{
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warn("progressbar's 'width' is too small for the given configuration options\n");
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return false;
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}
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}
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return true;
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}
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static int
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progressbar_draw(widget_node_t *w, statusbar_t *statusbar, int offset,
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int used __attribute__ ((unused)))
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{
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/* pb_.. values points to the widget inside a potential border */
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int i, percent_ticks, pb_x, pb_y, pb_height, pb_width, pb_progress, pb_offset;
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int unit = 0; /* tick + gap */
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area_t rectangle, pattern_rect;
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draw_context_t *ctx = statusbar->ctx;
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Data *d = w->widget->data;
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if(!d->data_items)
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return 0;
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if(d->vertical)
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{
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pb_width = (int) ((d->width - 2 * (d->border_width + d->border_padding) * d->data_items
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- d->gap * (d->data_items - 1)) / d->data_items);
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w->area.width = d->data_items
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* (pb_width + 2 * (d->border_width + d->border_padding)
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+ d->gap) - d->gap;
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}
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else
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{
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pb_width = d->width - 2 * (d->border_width + d->border_padding);
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if(d->ticks_count && d->ticks_gap)
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{
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unit = (pb_width + d->ticks_gap) / d->ticks_count;
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pb_width = unit * d->ticks_count - d->ticks_gap; /* rounded to match ticks... */
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}
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w->area.width = pb_width + 2 * (d->border_width + d->border_padding);
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}
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w->area.x = widget_calculate_offset(statusbar->width,
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w->area.width,
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offset,
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w->widget->align);
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w->area.y = 0;
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/* for a 'reversed' progressbar:
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* basic progressbar:
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* 1. the full space gets the size of the formerly empty one
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* 2. the pattern must be mirrored
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* 3. the formerly 'empty' side gets drawed with fg colors, the 'full' with bg-color
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*
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* ticks:
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* 1. round the values to a full tick accordingly
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* 2. finally draw the gaps
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*/
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pb_x = w->area.x + d->border_width + d->border_padding;
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pb_offset = 0;
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if(d->vertical)
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{
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/* TODO: maybe prevent to calculate that stuff below over and over again
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* (->use static-values) */
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pb_height = (int) (statusbar->height * d->height + 0.5)
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- 2 * (d->border_width + d->border_padding);
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if(d->ticks_count && d->ticks_gap)
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{
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/* '+ d->ticks_gap' because a unit includes a ticks + ticks_gap */
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unit = (pb_height + d->ticks_gap) / d->ticks_count;
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pb_height = unit * d->ticks_count - d->ticks_gap;
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}
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pb_y = w->area.y + ((int) (statusbar->height * (1 - d->height)) / 2)
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+ d->border_width + d->border_padding;
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for(i = 0; i < d->data_items; i++)
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{
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if(d->ticks_count && d->ticks_gap)
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{
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percent_ticks = (int)(d->ticks_count * (float)d->percent[i] / 100 + 0.5);
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if(percent_ticks)
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pb_progress = percent_ticks * unit - d->ticks_gap;
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else
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pb_progress = 0;
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}
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else
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pb_progress = (int)(pb_height * d->percent[i] / 100.0 + 0.5);
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if(d->border_width)
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{
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/* border rectangle */
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rectangle.x = pb_x + pb_offset - d->border_width - d->border_padding;
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rectangle.y = pb_y - d->border_width - d->border_padding;
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rectangle.width = pb_width + 2 * (d->border_padding + d->border_width);
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rectangle.height = pb_height + 2 * (d->border_padding + d->border_width);
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if(d->border_padding)
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draw_rectangle(ctx, rectangle, 1.0, true, d->bg[i]);
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draw_rectangle(ctx, rectangle, d->border_width, false, d->bordercolor[i]);
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}
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/* new value/progress in px + pattern setup */
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if(!d->reverse[i])
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{
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/* bottom to top */
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pattern_rect.x = pb_x;
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pattern_rect.y = pb_y + pb_height;
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pattern_rect.width = 0;
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pattern_rect.height = -pb_height;
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}
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else
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{
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/* invert: top with bottom part */
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pb_progress = pb_height - pb_progress;
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pattern_rect.x = pb_x;
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pattern_rect.y = pb_y;
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pattern_rect.width = 0;
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pattern_rect.height = pb_height;
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}
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/* bottom part */
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if(pb_progress > 0)
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{
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rectangle.x = pb_x + pb_offset;
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rectangle.y = pb_y + pb_height - pb_progress;
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rectangle.width = pb_width;
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rectangle.height = pb_progress;
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/* fg color */
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if(!d->reverse[i])
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draw_rectangle_gradient(ctx, rectangle, 1.0, true, pattern_rect,
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&(d->fg[i]), d->pfg_center[i], d->pfg_end[i]);
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else /*REV: bg */
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draw_rectangle(ctx, rectangle, 1.0, true, d->fg_off[i]);
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}
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/* top part */
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if(pb_height - pb_progress > 0) /* not filled area */
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{
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rectangle.x = pb_x + pb_offset;
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rectangle.y = pb_y;
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rectangle.width = pb_width;
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rectangle.height = pb_height - pb_progress;
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/* bg color */
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if(!d->reverse[i])
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draw_rectangle(ctx, rectangle, 1.0, true, d->fg_off[i]);
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else /* REV: fg */
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draw_rectangle_gradient(ctx, rectangle, 1.0, true, pattern_rect,
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&(d->fg[i]), d->pfg_center[i], d->pfg_end[i]);
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}
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/* draw gaps TODO: improve e.g all in one */
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if(d->ticks_count && d->ticks_gap)
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{
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rectangle.width = pb_width;
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rectangle.height = d->ticks_gap;
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rectangle.x = pb_x + pb_offset;
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for(rectangle.y = pb_y + (unit - d->ticks_gap);
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pb_y + pb_height - d->ticks_gap >= rectangle.y;
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rectangle.y += unit)
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{
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draw_rectangle(ctx, rectangle, 1.0, true, d->bg[i]);
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}
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}
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pb_offset += pb_width + d->gap + 2 * (d->border_width + d->border_padding);
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}
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}
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else /* a horizontal progressbar */
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{
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pb_height = (int) ((statusbar->height * d->height
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- d->data_items * 2 * (d->border_width + d->border_padding)
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- (d->gap * (d->data_items - 1))) / d->data_items + 0.5);
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pb_y = w->area.y + ((int) (statusbar->height * (1 - d->height)) / 2)
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+ d->border_width + d->border_padding;
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for(i = 0; i < d->data_items; i++)
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{
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if(d->ticks_count && d->ticks_gap)
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{
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/* +0.5 rounds up ticks -> turn on a tick when half of it is reached */
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percent_ticks = (int) (d->ticks_count * (float) d->percent[i] / 100 + 0.5);
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if(percent_ticks)
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pb_progress = percent_ticks * unit - d->ticks_gap;
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else
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pb_progress = 0;
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}
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else
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pb_progress = (int) (pb_width * d->percent[i] / 100.0 + 0.5);
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if(d->border_width)
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{
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/* border rectangle */
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rectangle.x = pb_x - d->border_width - d->border_padding;
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rectangle.y = pb_y + pb_offset - d->border_width - d->border_padding;
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rectangle.width = pb_width + 2 * (d->border_padding + d->border_width);
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rectangle.height = pb_height + 2 * (d->border_padding + d->border_width);
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if(d->border_padding)
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draw_rectangle(ctx, rectangle, 1.0, true, d->bg[i]);
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draw_rectangle(ctx, rectangle, d->border_width, false, d->bordercolor[i]);
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}
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/* new value/progress in px + pattern setup */
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if(!d->reverse[i])
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{
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/* left to right */
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pattern_rect.x = pb_x;
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pattern_rect.y = pb_y;
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pattern_rect.width = pb_width;
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pattern_rect.height = 0;
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}
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else
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{
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/* reverse: right to left */
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pb_progress = pb_width - pb_progress;
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pattern_rect.x = pb_x + pb_width;
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pattern_rect.y = pb_y;
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pattern_rect.width = -pb_width;
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pattern_rect.height = 0;
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}
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/* left part */
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if(pb_progress > 0)
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{
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rectangle.x = pb_x;
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rectangle.y = pb_y + pb_offset;
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rectangle.width = pb_progress;
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rectangle.height = pb_height;
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/* fg color */
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if(!d->reverse[i])
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draw_rectangle_gradient(ctx, rectangle, 1.0, true, pattern_rect,
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&(d->fg[i]), d->pfg_center[i], d->pfg_end[i]);
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else /* reverse: bg */
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draw_rectangle(ctx, rectangle, 1.0, true, d->fg_off[i]);
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}
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/* right part */
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if(pb_width - pb_progress > 0)
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{
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rectangle.x = pb_x + pb_progress;
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rectangle.y = pb_y + pb_offset;
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rectangle.width = pb_width - pb_progress;
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rectangle.height = pb_height;
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/* bg color */
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if(!d->reverse[i])
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draw_rectangle(ctx, rectangle, 1.0, true, d->fg_off[i]);
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else /* reverse: fg */
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draw_rectangle_gradient(ctx, rectangle, 1.0, true, pattern_rect,
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&(d->fg[i]), d->pfg_center[i], d->pfg_end[i]);
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}
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/* draw gaps TODO: improve e.g all in one */
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if(d->ticks_count && d->ticks_gap)
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{
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rectangle.width = d->ticks_gap;
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rectangle.height = pb_height;
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rectangle.y = pb_y + pb_offset;
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for(rectangle.x = pb_x + (unit - d->ticks_gap);
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pb_x + pb_width - d->ticks_gap >= rectangle.x;
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rectangle.x += unit)
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draw_rectangle(ctx, rectangle, 1.0, true, d->bg[i]);
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}
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pb_offset += pb_height + d->gap + 2 * (d->border_width + d->border_padding);
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}
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}
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w->area.height = statusbar->height;
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return w->area.width;
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}
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static widget_tell_status_t
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progressbar_tell(widget_t *widget, const char *property, const char *new_value)
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{
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Data *d = widget->data;
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int i = 0, percent, tmp;
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char *title, *setting;
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float tmpf;
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if(!d->data_items)
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return WIDGET_ERROR_CUSTOM; /* error already printed on _new */
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if(new_value == NULL)
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return WIDGET_ERROR_NOVALUE;
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if(!a_strcmp(property, "data"))
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{
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title = strtok(new_value, " ");
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if(!(setting = strtok(NULL, " ")))
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return WIDGET_ERROR_NOVALUE;
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for(i = 0; i < d->data_items; i++)
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if(!a_strcmp(title, d->data_title[i]))
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{
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percent = atoi(setting);
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d->percent[i] = (percent < 0 ? 0 : (percent > 100 ? 100 : percent));
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return WIDGET_NOERROR;
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}
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return WIDGET_ERROR_FORMAT_SECTION;
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}
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else if(!a_strcmp(property, "fg"))
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return widget_set_color_for_data(d->fg, new_value, d->data_items, d->data_title);
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else if(!a_strcmp(property, "fg_off"))
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return widget_set_color_for_data(d->fg_off, new_value, d->data_items, d->data_title);
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else if(!a_strcmp(property, "bg"))
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return widget_set_color_for_data(d->bg, new_value, d->data_items, d->data_title);
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else if(!a_strcmp(property, "bordercolor"))
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return widget_set_color_for_data(d->bordercolor, new_value, d->data_items, d->data_title);
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else if(!a_strcmp(property, "fg_center"))
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return widget_set_color_pointer_for_data(d->pfg_center, new_value, d->data_items, d->data_title);
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else if(!a_strcmp(property, "fg_end"))
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return widget_set_color_pointer_for_data(d->pfg_end, new_value, d->data_items, d->data_title);
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else if(!a_strcmp(property, "gap"))
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d->gap = atoi(new_value);
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else if(!a_strcmp(property, "width"))
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d->width = atoi(new_value);
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else if(!a_strcmp(property, "height"))
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d->height = atof(new_value);
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else
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return WIDGET_ERROR;
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return WIDGET_NOERROR;
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}
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widget_t *
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progressbar_new(alignment_t align)
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{
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widget_t *w;
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Data *d;
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char *color;
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int i;
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cfg_t *cfg;
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w = p_new(widget_t, 1);
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widget_common_new(w);
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w->align = align;
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w->draw = progressbar_draw;
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w->tell = progressbar_tell;
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d = w->data = p_new(Data, 1);
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d->height = 0.67;
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d->width = 100;
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d->ticks_gap = 1;
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d->border_width = 1;
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d->gap = 2;
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/*
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if(!(d->data_items = cfg_size(config, "data")))
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{
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warn("progressbar widget needs at least one bar section\n");
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return w;
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}
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if(!check_settings(d, statusbar->height))
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{
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d->data_items = 0;
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return w;
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}
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d->fg = p_new(xcolor_t, d->data_items);
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d->pfg_end = p_new(xcolor_t *, d->data_items);
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d->pfg_center = p_new(xcolor_t *, d->data_items);
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d->fg_off = p_new(xcolor_t, d->data_items);
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|
d->bg = p_new(xcolor_t, d->data_items);
|
|
d->bordercolor = p_new(xcolor_t, d->data_items);
|
|
d->percent = p_new(int, d->data_items);
|
|
d->reverse = p_new(bool, d->data_items);
|
|
d->data_title = p_new(char *, d->data_items);
|
|
|
|
for(i = 0; i < d->data_items; i++)
|
|
{
|
|
cfg = cfg_getnsec(config, "data", i);
|
|
|
|
d->data_title[i] = a_strdup(cfg_title(cfg));
|
|
|
|
if(!(d->reverse[i] = cfg_getbool(cfg, "reverse")))
|
|
d->reverse[i] = false;
|
|
|
|
if((color = cfg_getstr(cfg, "fg")))
|
|
draw_color_new(globalconf.connection, statusbar->phys_screen, color, &d->fg[i]);
|
|
else
|
|
d->fg[i] = globalconf.screens[statusbar->screen].styles.normal.fg;
|
|
|
|
if((color = cfg_getstr(cfg, "fg_center")))
|
|
{
|
|
d->pfg_center[i] = p_new(xcolor_t, 1);
|
|
draw_color_new(globalconf.connection, statusbar->phys_screen, color, d->pfg_center[i]);
|
|
}
|
|
|
|
if((color = cfg_getstr(cfg, "fg_end")))
|
|
{
|
|
d->pfg_end[i] = p_new(xcolor_t, 1);
|
|
draw_color_new(globalconf.connection, statusbar->phys_screen, color, d->pfg_end[i]);
|
|
}
|
|
|
|
if((color = cfg_getstr(cfg, "fg_off")))
|
|
draw_color_new(globalconf.connection, statusbar->phys_screen, color, &d->fg_off[i]);
|
|
else
|
|
d->fg_off[i] = globalconf.screens[statusbar->screen].styles.normal.bg;
|
|
|
|
if((color = cfg_getstr(cfg, "bg")))
|
|
draw_color_new(globalconf.connection, statusbar->phys_screen, color, &d->bg[i]);
|
|
else
|
|
d->bg[i] = globalconf.screens[statusbar->screen].styles.normal.bg;
|
|
|
|
if((color = cfg_getstr(cfg, "bordercolor")))
|
|
draw_color_new(globalconf.connection, statusbar->phys_screen, color, &d->bordercolor[i]);
|
|
else
|
|
d->bordercolor[i] = d->fg[i];
|
|
}
|
|
*/
|
|
return w;
|
|
}
|
|
// vim: filetype=c:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=80
|