forked from KolibriOS/kolibrios
153 lines
3.1 KiB
C
153 lines
3.1 KiB
C
/*
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* Copyright 2009 Vincent Sanders <vince@simtec.co.uk>
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*
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* This file is part of libnsfb, http://www.netsurf-browser.org/
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* Licenced under the MIT License,
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* http://www.opensource.org/licenses/mit-license.php
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*/
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#include <stdbool.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "libnsfb.h"
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#include "libnsfb_plot.h"
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#include "libnsfb_event.h"
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#include "nsfb.h"
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#include "palette.h"
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#include "surface.h"
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/* exported interface documented in libnsfb.h */
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nsfb_t*
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nsfb_new(const enum nsfb_type_e surface_type)
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{
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nsfb_t *newfb;
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newfb = calloc(1, sizeof(nsfb_t));
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if (newfb == NULL)
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return NULL;
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/* obtain surface routines */
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newfb->surface_rtns = nsfb_surface_get_rtns(surface_type);
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if (newfb->surface_rtns == NULL) {
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free(newfb);
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return NULL;
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}
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newfb->surface_rtns->defaults(newfb);
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return newfb;
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}
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/* exported interface documented in libnsfb.h */
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int
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nsfb_init(nsfb_t *nsfb)
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{
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return nsfb->surface_rtns->initialise(nsfb);
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}
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/* exported interface documented in libnsfb.h */
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int
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nsfb_free(nsfb_t *nsfb)
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{
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int ret;
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if (nsfb->palette != NULL)
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nsfb_palette_free(nsfb->palette);
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ret = nsfb->surface_rtns->finalise(nsfb);
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free(nsfb);
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return ret;
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}
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/* exported interface documented in libnsfb.h */
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bool
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nsfb_event(nsfb_t *nsfb, nsfb_event_t *event, int timeout)
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{
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return nsfb->surface_rtns->input(nsfb, event, timeout);
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}
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/* exported interface documented in libnsfb.h */
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int
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nsfb_claim(nsfb_t *nsfb, nsfb_bbox_t *box)
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{
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return nsfb->surface_rtns->claim(nsfb, box);
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}
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/* exported interface documented in libnsfb.h */
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int
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nsfb_update(nsfb_t *nsfb, nsfb_bbox_t *box)
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{
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return nsfb->surface_rtns->update(nsfb, box);
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}
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/* exported interface documented in libnsfb.h */
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int
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nsfb_set_geometry(nsfb_t *nsfb, int width, int height, enum nsfb_format_e format)
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{
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if (width <= 0)
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width = nsfb->width;
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if (height <= 0)
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height = nsfb->height;
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if (format == NSFB_FMT_ANY)
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format = nsfb->format;
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return nsfb->surface_rtns->geometry(nsfb, width, height, format);
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}
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/* exported interface documented in libnsfb.h */
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int nsfb_set_parameters(nsfb_t *nsfb, const char *parameters)
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{
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if ((parameters == NULL) || (*parameters == 0)) {
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return -1;
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}
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if (nsfb->parameters != NULL) {
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free(nsfb->parameters);
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}
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nsfb->parameters = strdup(parameters);
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return nsfb->surface_rtns->parameters(nsfb, parameters);
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}
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/* exported interface documented in libnsfb.h */
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int
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nsfb_get_geometry(nsfb_t *nsfb, int *width, int *height, enum nsfb_format_e *format)
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{
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if (width != NULL)
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*width = nsfb->width;
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if (height != NULL)
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*height = nsfb->height;
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if (format != NULL)
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*format = nsfb->format;
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return 0;
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}
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/* exported interface documented in libnsfb.h */
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int
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nsfb_get_buffer(nsfb_t *nsfb, uint8_t **ptr, int *linelen)
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{
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if (ptr != NULL) {
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*ptr = nsfb->ptr;
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}
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if (linelen != NULL) {
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*linelen = nsfb->linelen;
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}
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return 0;
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}
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/*
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* Local variables:
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* c-basic-offset: 4
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* tab-width: 8
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* End:
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*/
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