564 lines
14 KiB
C
564 lines
14 KiB
C
/*
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* Copyright 2010 Chris Young <chris@unsatisfactorysoftware.co.uk>
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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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/**
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* \file
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* Content for image/x-amiga-icon (icon.library implementation).
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*
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*/
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#include "utils/config.h"
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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 <stdbool.h>
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#include <proto/exec.h>
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#include <proto/icon.h>
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#include <datatypes/pictureclass.h>
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#ifdef __amigaos4__
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#include <graphics/blitattr.h>
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#endif
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#include <workbench/icon.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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#include "utils/file.h"
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#include "netsurf/plotters.h"
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#include "netsurf/bitmap.h"
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#include "netsurf/content.h"
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#include "content/content.h"
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#include "content/content_protected.h"
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#include "content/content_factory.h"
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#include "amiga/os3support.h"
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#include "amiga/bitmap.h"
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#include "amiga/icon.h"
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#define THUMBNAIL_WIDTH 100 /* Icon sizes for thumbnails, usually the same as */
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#define THUMBNAIL_HEIGHT 86 /* WIDTH/HEIGHT in desktop/thumbnail.c */
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static ULONG *amiga_icon_convertcolouricon32(UBYTE *icondata, ULONG width, ULONG height,
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ULONG trans, ULONG pals1, struct ColorRegister *pal1, int alpha);
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#ifdef WITH_AMIGA_ICON
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typedef struct amiga_icon_content {
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struct content base;
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struct bitmap *bitmap; /**< Created NetSurf bitmap */
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} amiga_icon_content;
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static nserror amiga_icon_create(const content_handler *handler,
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lwc_string *imime_type, const struct http_parameter *params,
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struct llcache_handle *llcache, const char *fallback_charset,
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bool quirks, struct content **c);
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static bool amiga_icon_convert(struct content *c);
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static void amiga_icon_destroy(struct content *c);
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static bool amiga_icon_redraw(struct content *c,
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struct content_redraw_data *data, const struct rect *clip,
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const struct redraw_context *ctx);
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static nserror amiga_icon_clone(const struct content *old,
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struct content **newc);
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static content_type amiga_icon_content_type(void);
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static void *amiga_icon_get_internal(const struct content *c, void *context)
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{
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amiga_icon_content *icon_c = (amiga_icon_content *)c;
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return icon_c->bitmap;
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}
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static const content_handler amiga_icon_content_handler = {
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.create = amiga_icon_create,
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.data_complete = amiga_icon_convert,
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.destroy = amiga_icon_destroy,
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.redraw = amiga_icon_redraw,
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.clone = amiga_icon_clone,
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.get_internal = amiga_icon_get_internal,
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.type = amiga_icon_content_type,
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.no_share = false,
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};
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static const char *amiga_icon_types[] = {
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"image/x-amiga-icon"
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};
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CONTENT_FACTORY_REGISTER_TYPES(amiga_icon, amiga_icon_types,
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amiga_icon_content_handler)
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nserror amiga_icon_create(const content_handler *handler,
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lwc_string *imime_type, const struct http_parameter *params,
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struct llcache_handle *llcache, const char *fallback_charset,
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bool quirks, struct content **c)
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{
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amiga_icon_content *ai_content;
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nserror error;
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ai_content = calloc(1, sizeof(amiga_icon_content));
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if (ai_content == NULL)
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return NSERROR_NOMEM;
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error = content__init(&ai_content->base, handler, imime_type, params,
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llcache, fallback_charset, quirks);
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if (error != NSERROR_OK) {
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free(ai_content);
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return error;
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}
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*c = (struct content *)ai_content;
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return NSERROR_OK;
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}
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/**
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* Convert a CONTENT_AMIGA_ICON for display.
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*
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* No conversion is necessary. We merely read the icon dimensions.
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*/
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bool amiga_icon_convert(struct content *c)
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{
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amiga_icon_content *icon_c = (amiga_icon_content *)c;
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union content_msg_data msg_data;
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struct DiskObject *dobj;
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ULONG *imagebuf;
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unsigned char *imagebufptr = NULL;
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ULONG size;
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int width = 0, height = 0;
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long format = 0;
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uint8 r, g, b, a;
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ULONG offset;
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char *filename = NULL;
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char *p;
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ULONG trans, pals1;
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struct ColorRegister *pal1;
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netsurf_nsurl_to_path(content_get_url(c), &filename);
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/* This loader will only work on local files, so fail if not a local path */
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if(filename == NULL)
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{
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msg_data.errordata.errorcode = NSERROR_NOMEM;
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msg_data.errordata.errormsg = 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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p = strstr(filename, ".info");
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*p = '\0';
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dobj = GetIconTagList(filename, NULL);
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if(dobj == NULL)
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{
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msg_data.errordata.errorcode = NSERROR_NOMEM;
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msg_data.errordata.errormsg = 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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IconControl(dobj,
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ICONCTRLA_GetImageDataFormat,&format,
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ICONCTRLA_GetWidth,&width,
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ICONCTRLA_GetHeight,&height,
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TAG_DONE);
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/* Check icon is direct mapped (truecolour) or palette-mapped colour.
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We need additional code to handle planar icons */
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if((format != IDFMT_DIRECTMAPPED) && (format==IDFMT_PALETTEMAPPED)) {
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if(dobj) FreeDiskObject(dobj);
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return false;
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}
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icon_c->bitmap = amiga_bitmap_create(width, height, BITMAP_NEW);
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if (!icon_c->bitmap) {
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msg_data.errordata.errorcode = NSERROR_NOMEM;
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msg_data.errordata.errormsg = messages_get("NoMemory");
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content_broadcast(c, CONTENT_MSG_ERROR, &msg_data);
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if(dobj) FreeDiskObject(dobj);
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return false;
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}
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imagebuf = (ULONG *) amiga_bitmap_get_buffer(icon_c->bitmap);
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if (!imagebuf) {
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msg_data.errordata.errorcode = NSERROR_NOMEM;
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msg_data.errordata.errormsg = messages_get("NoMemory");
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content_broadcast(c, CONTENT_MSG_ERROR, &msg_data);
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if(dobj) FreeDiskObject(dobj);
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return false;
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}
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IconControl(dobj,
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ICONCTRLA_GetImageData1, &imagebufptr,
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TAG_DONE);
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if(format==IDFMT_PALETTEMAPPED)
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{
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IconControl(dobj, ICONCTRLA_GetTransparentColor1, &trans,
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ICONCTRLA_GetPalette1, &pal1,
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ICONCTRLA_GetPaletteSize1, &pals1,
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TAG_DONE);
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imagebufptr = (unsigned char *) amiga_icon_convertcolouricon32((UBYTE *)imagebufptr,
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width, height, trans, pals1, pal1, 0xff);
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}
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/* Decoded data is ARGB, so ensure correct byte order */
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size = width * height * 4;
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for (offset = 0; offset < size; offset += 4) {
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b = imagebufptr[offset+3];
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g = imagebufptr[offset+2];
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r = imagebufptr[offset+1];
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a = imagebufptr[offset];
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*imagebuf = r << 24 | g << 16 | b << 8 | a;
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imagebuf++;
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}
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c->width = width;
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c->height = height;
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amiga_bitmap_modified(icon_c->bitmap);
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content_set_ready(c);
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content_set_done(c);
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content_set_status(c, "");
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if(dobj) FreeDiskObject(dobj);
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if(format==IDFMT_PALETTEMAPPED)
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free(imagebufptr);
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return true;
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}
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/**
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* Destroy a CONTENT_AMIGA_ICON and free all resources it owns.
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*/
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void amiga_icon_destroy(struct content *c)
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{
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amiga_icon_content *icon_c = (amiga_icon_content *)c;
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if (icon_c->bitmap != NULL)
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amiga_bitmap_destroy(icon_c->bitmap);
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}
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/**
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* Redraw a CONTENT_AMIGA_ICON.
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*/
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bool amiga_icon_redraw(struct content *c,
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struct content_redraw_data *data, const struct rect *clip,
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const struct redraw_context *ctx)
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{
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amiga_icon_content *icon_c = (amiga_icon_content *)c;
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bitmap_flags_t flags = BITMAPF_NONE;
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if (data->repeat_x)
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flags |= BITMAPF_REPEAT_X;
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if (data->repeat_y)
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flags |= BITMAPF_REPEAT_Y;
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return (ctx->plot->bitmap(ctx,
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icon_c->bitmap,
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data->x,
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data->y,
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data->width,
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data->height,
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data->background_colour,
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flags) == NSERROR_OK);
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}
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nserror amiga_icon_clone(const struct content *old, struct content **newc)
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{
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amiga_icon_content *ai;
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nserror error;
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ai = calloc(1, sizeof(amiga_icon_content));
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if (ai == NULL)
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return NSERROR_NOMEM;
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error = content__clone(old, &ai->base);
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if (error != NSERROR_OK) {
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content_destroy(&ai->base);
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return error;
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}
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/* Simply replay convert */
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if (old->status == CONTENT_STATUS_READY ||
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old->status == CONTENT_STATUS_DONE) {
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if (amiga_icon_convert(&ai->base) == false) {
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content_destroy(&ai->base);
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return NSERROR_CLONE_FAILED;
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}
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}
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*newc = (struct content *) ai;
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return NSERROR_OK;
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}
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content_type amiga_icon_content_type(void)
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{
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return CONTENT_IMAGE;
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}
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#endif /* WITH_AMIGA_ICON */
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static ULONG *amiga_icon_convertcolouricon32(UBYTE *icondata, ULONG width, ULONG height,
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ULONG trans, ULONG pals1, struct ColorRegister *pal1, int alpha)
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{
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ULONG *argbicon;
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struct ColorRegister *colour;
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struct ColorMap *cmap;
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ULONG i;
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ULONG a,r,g,b;
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if (alpha==0) alpha=0xff;
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argbicon = (ULONG *)malloc(width * height * 4);
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if (!argbicon) return(NULL);
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cmap=GetColorMap(pals1);
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if(!cmap) {
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free(argbicon);
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return(NULL);
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}
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for(i=0;i<(width*height);i++)
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{
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colour = &pal1[icondata[i]];
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if(icondata[i] == trans)
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{
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a=0x00;
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}
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else
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{
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a=alpha;
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}
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r = colour->red;
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g = colour->green;
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b = colour->blue;
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argbicon[i] = (a << 24) +
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(r << 16) +
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(g << 8) +
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(b);
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}
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return(argbicon);
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}
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void amiga_icon_superimpose_favicon_internal(struct hlcache_handle *icon, struct DiskObject *dobj)
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{
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struct BitMap *bm = NULL;
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ULONG *icondata1, *icondata2;
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ULONG width, height;
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long format = 0;
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if(dobj == NULL) return;
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IconControl(dobj,
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ICONCTRLA_GetImageDataFormat,&format,
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ICONCTRLA_GetImageData1,&icondata1,
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ICONCTRLA_GetImageData2,&icondata2,
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ICONCTRLA_GetWidth,&width,
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ICONCTRLA_GetHeight,&height,
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TAG_DONE);
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if(format != IDFMT_DIRECTMAPPED) return;
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#ifdef __amigaos4__
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if ((icon != NULL) && (content_get_bitmap(icon) != NULL)) {
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bm = ami_bitmap_get_native(content_get_bitmap(icon), 16, 16, false, NULL);
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}
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if(bm) {
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BltBitMapTags(BLITA_SrcX, 0,
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BLITA_SrcY, 0,
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BLITA_DestX, width - 16,
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BLITA_DestY, height - 16,
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BLITA_Width, 16,
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BLITA_Height, 16,
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BLITA_Source, bm,
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BLITA_Dest, icondata1,
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BLITA_SrcType, BLITT_BITMAP,
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BLITA_DestType, BLITT_ARGB32,
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BLITA_DestBytesPerRow, width * 4,
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BLITA_UseSrcAlpha, TRUE,
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TAG_DONE);
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BltBitMapTags(BLITA_SrcX, 0,
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BLITA_SrcY, 0,
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BLITA_DestX, width - 16,
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BLITA_DestY, height - 16,
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BLITA_Width, 16,
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BLITA_Height, 16,
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BLITA_Source, bm,
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BLITA_Dest, icondata2,
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BLITA_SrcType, BLITT_BITMAP,
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BLITA_DestType, BLITT_ARGB32,
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BLITA_DestBytesPerRow, width * 4,
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BLITA_UseSrcAlpha, TRUE,
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TAG_DONE);
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}
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#endif
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}
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void amiga_icon_superimpose_favicon(char *path, struct hlcache_handle *icon, char *type)
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{
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struct DiskObject *dobj = NULL;
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ULONG *icondata1, *icondata2;
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ULONG width, height;
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long format = 0;
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ULONG trans1, pals1;
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ULONG trans2, pals2;
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struct ColorRegister *pal1;
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struct ColorRegister *pal2;
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if(icon == NULL) return;
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if(!type)
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{
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dobj = GetIconTags(NULL,
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ICONGETA_GetDefaultType, WBDRAWER,
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TAG_DONE);
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}
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else
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{
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dobj = GetIconTags(NULL, ICONGETA_GetDefaultName, type,
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ICONGETA_GetDefaultType, WBPROJECT,
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TAG_DONE);
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}
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if(dobj == NULL) return;
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IconControl(dobj,
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ICONCTRLA_GetImageDataFormat,&format,
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ICONCTRLA_GetImageData1,&icondata1,
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ICONCTRLA_GetImageData2,&icondata2,
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ICONCTRLA_GetWidth,&width,
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ICONCTRLA_GetHeight,&height,
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TAG_DONE);
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/* If we have a palette-mapped icon, convert it to a 32-bit one */
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if(format == IDFMT_PALETTEMAPPED)
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{
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IconControl(dobj, ICONCTRLA_GetTransparentColor1, &trans1,
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ICONCTRLA_GetPalette1, &pal1,
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ICONCTRLA_GetPaletteSize1, &pals1,
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ICONCTRLA_GetTransparentColor2, &trans2,
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ICONCTRLA_GetPalette2, &pal2,
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ICONCTRLA_GetPaletteSize2, &pals2,
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TAG_DONE);
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icondata1 = amiga_icon_convertcolouricon32((UBYTE *)icondata1,
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width, height, trans1, pals1, pal1, 0xff);
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icondata2 = amiga_icon_convertcolouricon32((UBYTE *)icondata2,
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width, height, trans2, pals2, pal2, 0xff);
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IconControl(dobj,
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ICONCTRLA_SetImageDataFormat, IDFMT_DIRECTMAPPED,
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ICONCTRLA_SetImageData1, icondata1,
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ICONCTRLA_SetImageData2, icondata2,
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TAG_DONE);
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}
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if((format == IDFMT_DIRECTMAPPED) || (format == IDFMT_PALETTEMAPPED))
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amiga_icon_superimpose_favicon_internal(icon, dobj);
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PutIconTags(path, dobj,
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ICONPUTA_NotifyWorkbench, TRUE, TAG_DONE);
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FreeDiskObject(dobj);
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if(format == IDFMT_PALETTEMAPPED)
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{
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/* Free the 32-bit data we created */
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free(icondata1);
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free(icondata2);
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}
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}
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struct DiskObject *amiga_icon_from_bitmap(struct bitmap *bm)
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{
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struct DiskObject *dobj;
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struct BitMap *bitmap;
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ULONG *icondata;
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#ifdef __amigaos4__
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if(bm)
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{
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bitmap = ami_bitmap_get_native(bm, THUMBNAIL_WIDTH,
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THUMBNAIL_HEIGHT, false, NULL);
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icondata = malloc(THUMBNAIL_WIDTH * 4 * THUMBNAIL_HEIGHT);
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ami_bitmap_set_icondata(bm, icondata);
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if(bitmap) {
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BltBitMapTags(BLITA_Width, THUMBNAIL_WIDTH,
|
|
BLITA_Height, THUMBNAIL_HEIGHT,
|
|
BLITA_SrcType, BLITT_BITMAP,
|
|
BLITA_Source, bitmap,
|
|
BLITA_DestType, BLITT_ARGB32,
|
|
BLITA_DestBytesPerRow, THUMBNAIL_WIDTH * 4,
|
|
BLITA_Dest, icondata,
|
|
TAG_DONE);
|
|
}
|
|
}
|
|
#endif
|
|
dobj = GetIconTags(NULL, ICONGETA_GetDefaultType, WBPROJECT,
|
|
ICONGETA_GetDefaultName, "iconify",
|
|
TAG_DONE);
|
|
#ifdef __amigaos4__
|
|
if(bm)
|
|
{
|
|
IconControl(dobj,
|
|
ICONCTRLA_SetImageDataFormat, IDFMT_DIRECTMAPPED,
|
|
ICONCTRLA_SetWidth, THUMBNAIL_WIDTH,
|
|
ICONCTRLA_SetHeight, THUMBNAIL_HEIGHT,
|
|
ICONCTRLA_SetImageData1, icondata,
|
|
ICONCTRLA_SetImageData2, NULL,
|
|
TAG_DONE);
|
|
}
|
|
#endif
|
|
dobj->do_Gadget.UserData = bm;
|
|
|
|
LayoutIconA(dobj, (struct Screen *)~0UL, NULL);
|
|
|
|
return dobj;
|
|
}
|
|
|
|
void amiga_icon_free(struct DiskObject *dobj)
|
|
{
|
|
struct bitmap *bm = dobj->do_Gadget.UserData;
|
|
|
|
FreeDiskObject(dobj);
|
|
if(bm) ami_bitmap_free_icondata(bm);
|
|
}
|
|
|