111 lines
2.8 KiB
C
111 lines
2.8 KiB
C
/*
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* This file is part of NetSurf, http://netsurf.sourceforge.net/
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* Licensed under the GNU General Public License,
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* http://www.opensource.org/licenses/gpl-license
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* Copyright 2003 John M Bell <jmb202@ecs.soton.ac.uk>
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*/
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#include <assert.h>
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#include <string.h>
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#include <stdlib.h>
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#include "oslib/colourtrans.h"
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#include "oslib/osspriteop.h"
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#include "netsurf/utils/config.h"
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#include "netsurf/content/content.h"
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#include "netsurf/riscos/image.h"
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#include "netsurf/riscos/sprite.h"
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#include "netsurf/utils/log.h"
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#include "netsurf/utils/messages.h"
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#include "netsurf/utils/utils.h"
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#ifdef WITH_SPRITE
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bool sprite_create(struct content *c, const char *params[])
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{
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union content_msg_data msg_data;
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c->data.sprite.data = malloc(4);
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if (!c->data.sprite.data) {
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msg_data.error = messages_get("NoMemory");
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content_broadcast(c, CONTENT_MSG_ERROR, msg_data);
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warn_user("NoMemory", 0);
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return false;
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}
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c->data.sprite.length = 4;
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return true;
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}
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bool sprite_process_data(struct content *c, char *data, unsigned int size)
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{
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char *sprite_data;
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union content_msg_data msg_data;
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sprite_data = realloc(c->data.sprite.data,
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c->data.sprite.length + size);
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if (!sprite_data) {
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msg_data.error = messages_get("NoMemory");
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content_broadcast(c, CONTENT_MSG_ERROR, msg_data);
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warn_user("NoMemory", 0);
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return false;
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}
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c->data.sprite.data = sprite_data;
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memcpy((char*)(c->data.sprite.data) + c->data.sprite.length,
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data, size);
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c->data.sprite.length += size;
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c->size += size;
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return true;
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}
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bool sprite_convert(struct content *c, int width, int height)
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{
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os_error *error;
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int w, h;
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union content_msg_data msg_data;
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osspriteop_area *area = (osspriteop_area*)c->data.sprite.data;
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/* fill in the size (first word) of the area */
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area->size = c->data.sprite.length;
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error = xosspriteop_read_sprite_info(osspriteop_PTR,
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area,
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(osspriteop_id)((char*)(c->data.sprite.data) + area->first),
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&w, &h, NULL, NULL);
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if (error) {
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LOG(("xosspriteop_read_sprite_info: 0x%x: %s",
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error->errnum, error->errmess));
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msg_data.error = error->errmess;
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content_broadcast(c, CONTENT_MSG_ERROR, msg_data);
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return false;
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}
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c->width = w;
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c->height = h;
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c->title = malloc(100);
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if (c->title)
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snprintf(c->title, 100, messages_get("SpriteTitle"), c->width,
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c->height, c->data.sprite.length);
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c->status = CONTENT_STATUS_DONE;
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return true;
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}
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void sprite_destroy(struct content *c)
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{
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free(c->data.sprite.data);
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free(c->title);
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}
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bool sprite_redraw(struct content *c, int x, int y,
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int width, int height,
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int clip_x0, int clip_y0, int clip_x1, int clip_y1,
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float scale, unsigned long background_colour)
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{
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return image_redraw(c->data.sprite.data, x, y, width, height,
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c->width * 2, c->height * 2, background_colour,
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false, false, IMAGE_PLOT_OS);
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}
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#endif
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