130 lines
3.5 KiB
C
130 lines
3.5 KiB
C
/*
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* Copyright 2006 Richard Wilson <info@tinct.net>
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*
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* This file is part of NetSurf, http://www.netsurf-browser.org/
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*
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* NetSurf 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; version 2 of the License.
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*
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* NetSurf 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
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <assert.h>
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#include <string.h>
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#include <stdbool.h>
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#include <stdlib.h>
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#include "utils/config.h"
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#include "content/content.h"
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#include "desktop/plotters.h"
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#include "image/bitmap.h"
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#include "image/bmpread.h"
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#include "image/ico.h"
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#include "utils/log.h"
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#include "utils/messages.h"
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#include "utils/utils.h"
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#ifdef WITH_BMP
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bool nsico_create(struct content *c, const char *params[]) {
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union content_msg_data msg_data;
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c->data.ico.ico = calloc(sizeof(struct ico_collection), 1);
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if (!c->data.ico.ico) {
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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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return false;
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}
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return true;
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}
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bool nsico_convert(struct content *c, int iwidth, int iheight) {
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struct bmp_image *bmp;
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bmp_result res;
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struct ico_collection *ico;
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union content_msg_data msg_data;
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/* set our source data */
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ico = c->data.ico.ico;
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ico->ico_data = (unsigned char *) c->source_data;
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ico->buffer_size = c->source_size;
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/* analyse the BMP */
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res = ico_analyse(ico);
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switch (res) {
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case BMP_OK:
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break;
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case BMP_INSUFFICIENT_MEMORY:
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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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return false;
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case BMP_INSUFFICIENT_DATA:
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case BMP_DATA_ERROR:
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msg_data.error = messages_get("BadICO");
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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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/* Store our content width and description
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*/
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c->width = ico->width;
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c->height = ico->height;
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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("ICOTitle"), c->width,
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c->height, c->source_size);
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c->size += (ico->width * ico->height * 4) + 16 + 44 + 100;
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/* exit as a success */
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bmp = ico_find(c->data.ico.ico, 255, 255);
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assert(bmp);
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c->bitmap = bmp->bitmap;
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c->status = CONTENT_STATUS_DONE;
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/* Done: update status bar */
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content_set_status(c, "");
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return true;
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}
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bool nsico_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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struct bmp_image *bmp = ico_find(c->data.ico.ico, width, height);
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if (!bmp->decoded)
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bmp_decode(bmp);
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c->bitmap = bmp->bitmap;
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return plot.bitmap(x, y, width, height, c->bitmap,
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background_colour, c);
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}
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bool nsico_redraw_tiled(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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bool repeat_x, bool repeat_y) {
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struct bmp_image *bmp = ico_find(c->data.ico.ico, width, height);
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if (!bmp->decoded)
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bmp_decode(bmp);
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c->bitmap = bmp->bitmap;
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return plot.bitmap_tile(x, y, width, height, c->bitmap,
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background_colour, repeat_x, repeat_y, c);
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}
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void nsico_destroy(struct content *c)
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{
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ico_finalise(c->data.ico.ico);
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free(c->data.ico.ico);
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free(c->title);
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}
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#endif
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