/* * iconbox.c - icon widget * * Copyright © 2007-2008 Julien Danjou * * 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 Street, Fifth Floor, Boston, MA 02110-1301 USA. * */ #include "widget.h" #include "common/util.h" typedef struct { draw_image_t *image; bool resize; } iconbox_data_t; static int iconbox_draw(draw_context_t *ctx, int screen __attribute__ ((unused)), widget_node_t *w, int offset, int used __attribute__ ((unused)), void *p __attribute__ ((unused))) { iconbox_data_t *d = w->widget->data; draw_image_t *image = d->image; /* image not valid */ if(!image) return (w->area.width = 0); if(d->resize) w->area.width = ((double) ctx->height / image->height) * image->width; else w->area.width = image->width; if(w->area.width > ctx->width - used) return (w->area.width = 0); w->area.height = ctx->height; w->area.x = widget_calculate_offset(ctx->width, w->area.width, offset, w->widget->align); w->area.y = 0; draw_image(ctx, w->area.x, w->area.y, d->resize ? ctx->height : 0, image); return w->area.width; } static widget_tell_status_t iconbox_tell(widget_t *widget, const char *property, const char *new_value) { iconbox_data_t *d = widget->data; if(!new_value) return WIDGET_ERROR_NOVALUE; if(!a_strcmp(property, "image")) { draw_image_delete(&d->image); d->image = draw_image_new(new_value); } else if(!a_strcmp(property, "resize")) d->resize = a_strtobool(new_value); else return WIDGET_ERROR; return WIDGET_NOERROR; } static void iconbox_destructor(widget_t *widget) { iconbox_data_t *d = widget->data; draw_image_delete(&d->image); p_delete(&d); } widget_t * iconbox_new(alignment_t align) { widget_t *w; iconbox_data_t *d; w = p_new(widget_t, 1); widget_common_new(w); w->align = align; w->draw = iconbox_draw; w->tell = iconbox_tell; w->destructor = iconbox_destructor; w->data = d = p_new(iconbox_data_t, 1); d->resize = true; return w; } // vim: filetype=c:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=80