diff options
Diffstat (limited to 'frontends/kolibrios/fb/fbtk/bitmap.c')
-rw-r--r-- | frontends/kolibrios/fb/fbtk/bitmap.c | 136 |
1 files changed, 136 insertions, 0 deletions
diff --git a/frontends/kolibrios/fb/fbtk/bitmap.c b/frontends/kolibrios/fb/fbtk/bitmap.c new file mode 100644 index 000000000..759b626d9 --- /dev/null +++ b/frontends/kolibrios/fb/fbtk/bitmap.c @@ -0,0 +1,136 @@ +/* + * Copyright 2010 Vincent Sanders <vince@simtec.co.uk> + * + * Framebuffer windowing toolkit bitmaped image widget + * + * This file is part of NetSurf, http://www.netsurf-browser.org/ + * + * NetSurf 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; version 2 of the License. + * + * NetSurf 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, see <http://www.gnu.org/licenses/>. + */ + +#include <stdbool.h> +#include <stdlib.h> + +#include <libnsfb.h> +#include <libnsfb_plot.h> + +#include "netsurf/browser_window.h" + +#include "framebuffer/gui.h" +#include "framebuffer/fbtk.h" +#include "framebuffer/image_data.h" + +#include "widget.h" + +static int +fb_redraw_bitmap(fbtk_widget_t *widget, fbtk_callback_info *cbi) +{ + nsfb_bbox_t bbox; + nsfb_bbox_t rect; + nsfb_t *nsfb; + + nsfb = fbtk_get_nsfb(widget); + + fbtk_get_bbox(widget, &bbox); + + rect = bbox; + + nsfb_claim(nsfb, &bbox); + + /* clear background */ + if ((widget->bg & 0xFF000000) != 0) { + /* transparent polygon filling isnt working so fake it */ + nsfb_plot_rectangle_fill(nsfb, &bbox, widget->bg); + } + + /* plot the image */ + nsfb_plot_bitmap(nsfb, + &rect, + (nsfb_colour_t *)widget->u.bitmap.bitmap->pixdata, + widget->u.bitmap.bitmap->width, + widget->u.bitmap.bitmap->height, + widget->u.bitmap.bitmap->width, + !widget->u.bitmap.bitmap->opaque); + + nsfb_update(nsfb, &bbox); + + return 0; +} + +/* exported function documented in fbtk.h */ +void +fbtk_set_bitmap(fbtk_widget_t *widget, struct fbtk_bitmap *image) +{ + if ((widget == NULL) || (widget->type != FB_WIDGET_TYPE_BITMAP)) + return; + + widget->u.bitmap.bitmap = image; + + fbtk_request_redraw(widget); +} + +/* exported function documented in fbtk.h */ +fbtk_widget_t * +fbtk_create_bitmap(fbtk_widget_t *parent, + int x, + int y, + int width, + int height, + colour c, + struct fbtk_bitmap *image) +{ + fbtk_widget_t *neww; + + neww = fbtk_widget_new(parent, FB_WIDGET_TYPE_BITMAP, x, y, width, height); + + neww->bg = c; + neww->mapped = true; + neww->u.bitmap.bitmap = image; + + fbtk_set_handler(neww, FBTK_CBT_REDRAW, fb_redraw_bitmap, NULL); + + return neww; +} + +/* exported function documented in fbtk.h */ +fbtk_widget_t * +fbtk_create_button(fbtk_widget_t *parent, + int x, + int y, + int width, + int height, + colour c, + struct fbtk_bitmap *image, + fbtk_callback click, + void *pw) +{ + fbtk_widget_t *neww; + + neww = fbtk_widget_new(parent, FB_WIDGET_TYPE_BITMAP, x, y, width, height); + + neww->bg = c; + neww->mapped = true; + neww->u.bitmap.bitmap = image; + + fbtk_set_handler(neww, FBTK_CBT_REDRAW, fb_redraw_bitmap, NULL); + fbtk_set_handler(neww, FBTK_CBT_CLICK, click, pw); + fbtk_set_handler(neww, FBTK_CBT_POINTERENTER, fbtk_set_ptr, &hand_image); + + return neww; +} + +/* + * Local Variables: + * c-basic-offset:8 + * End: + */ |