mirror of
https://github.com/netsurf-browser/netsurf
synced 2024-12-28 23:09:43 +03:00
116 lines
2.9 KiB
C
116 lines
2.9 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 2006 Richard Wilson <info@tinct.net>
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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 "netsurf/utils/config.h"
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#include "netsurf/content/content.h"
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#include "netsurf/desktop/plotters.h"
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#include "netsurf/image/bitmap.h"
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#include "netsurf/image/bmp.h"
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#include "netsurf/image/bmpread.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_BMP
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bool nsbmp_create(struct content *c, const char *params[]) {
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union content_msg_data msg_data;
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c->data.bmp.bmp = calloc(sizeof(struct bmp_image), 1);
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if (!c->data.bmp.bmp) {
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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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return true;
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}
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bool nsbmp_convert(struct content *c, int iwidth, int iheight) {
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bmp_result res;
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struct bmp_image *bmp;
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union content_msg_data msg_data;
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/* set our source data */
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bmp = c->data.bmp.bmp;
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bmp->bmp_data = c->source_data;
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bmp->buffer_size = c->source_size;
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/* analyse the BMP */
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res = bmp_analyse(bmp);
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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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warn_user("NoMemory", 0);
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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("BadBMP");
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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 = bmp->width;
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c->height = bmp->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("BMPTitle"), c->width,
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c->height, c->source_size);
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c->size += (bmp->width * bmp->height * 4) + 16 + 44 + 100;
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/* exit as a success */
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c->bitmap = bmp->bitmap;
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c->status = CONTENT_STATUS_DONE;
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return true;
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}
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bool nsbmp_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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if (!c->data.bmp.bmp->decoded)
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bmp_decode(c->data.bmp.bmp);
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c->bitmap = c->data.bmp.bmp->bitmap;
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return plot.bitmap(x, y, width, height, c->bitmap, background_colour);
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}
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bool nsbmp_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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if (!c->data.bmp.bmp->decoded)
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bmp_decode(c->data.bmp.bmp);
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c->bitmap = c->data.bmp.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);
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}
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void nsbmp_destroy(struct content *c)
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{
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bmp_finalise(c->data.bmp.bmp);
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free(c->data.bmp.bmp);
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free(c->title);
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}
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#endif
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