mirror of
https://github.com/netsurf-browser/netsurf
synced 2024-12-24 13:06:49 +03:00
371 lines
9.2 KiB
C
371 lines
9.2 KiB
C
/*
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* Copyright 2011 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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/** \file
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* DataTypes animation handler (implementation)
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*/
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#ifdef WITH_AMIGA_DATATYPES
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#include "amiga/os3support.h"
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#include <stdlib.h>
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#include <proto/datatypes.h>
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#include <proto/dos.h>
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#include <proto/exec.h>
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#include <proto/intuition.h>
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#include <datatypes/animationclass.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 <intuition/classusr.h>
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#include "utils/log.h"
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#include "utils/messages.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_protected.h"
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#include "content/llcache.h"
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#include "amiga/bitmap.h"
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#include "amiga/filetype.h"
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#include "amiga/datatypes.h"
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#include "amiga/plotters.h"
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typedef struct amiga_dt_anim_content {
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struct content base;
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struct bitmap *bitmap; /**< Created NetSurf bitmap */
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Object *dto;
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int x;
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int y;
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int w;
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int h;
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} amiga_dt_anim_content;
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static APTR ami_colormap_to_clut(struct ColorMap *cmap);
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static nserror amiga_dt_anim_create(const content_handler *handler,
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lwc_string *imime_type, const struct http_parameter *params,
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llcache_handle *llcache, const char *fallback_charset,
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bool quirks, struct content **c);
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static bool amiga_dt_anim_convert(struct content *c);
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static void amiga_dt_anim_reformat(struct content *c, int width, int height);
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static void amiga_dt_anim_destroy(struct content *c);
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static bool amiga_dt_anim_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 void amiga_dt_anim_open(struct content *c, struct browser_window *bw,
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struct content *page, struct object_params *params);
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static void amiga_dt_anim_close(struct content *c);
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static nserror amiga_dt_anim_clone(const struct content *old, struct content **newc);
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static content_type amiga_dt_anim_content_type(void);
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static void *amiga_dt_anim_get_internal(const struct content *c, void *context)
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{
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amiga_dt_anim_content *adta_c = (amiga_dt_anim_content *)c;
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return adta_c->bitmap;
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}
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static const content_handler amiga_dt_anim_content_handler = {
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.create = amiga_dt_anim_create,
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.data_complete = amiga_dt_anim_convert,
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.reformat = amiga_dt_anim_reformat,
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.destroy = amiga_dt_anim_destroy,
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.redraw = amiga_dt_anim_redraw,
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.open = amiga_dt_anim_open,
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.close = amiga_dt_anim_close,
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.clone = amiga_dt_anim_clone,
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.get_internal = amiga_dt_anim_get_internal,
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.type = amiga_dt_anim_content_type,
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.no_share = false,
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};
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nserror amiga_dt_anim_init(void)
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{
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struct DataType *dt, *prevdt = NULL;
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lwc_string *type;
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nserror error;
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struct Node *node = NULL;
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while((dt = ObtainDataType(DTST_RAM, NULL,
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DTA_DataType, prevdt,
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DTA_GroupID, GID_ANIMATION,
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TAG_DONE)) != NULL)
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{
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ReleaseDataType(prevdt);
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prevdt = dt;
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do {
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node = ami_mime_from_datatype(dt, &type, node);
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if(node)
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{
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error = content_factory_register_handler(
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lwc_string_data(type),
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&amiga_dt_anim_content_handler);
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if (error != NSERROR_OK)
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return error;
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}
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}while (node != NULL);
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}
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ReleaseDataType(prevdt);
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return NSERROR_OK;
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}
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nserror amiga_dt_anim_create(const content_handler *handler,
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lwc_string *imime_type, const struct http_parameter *params,
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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_dt_anim_content *plugin;
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nserror error;
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plugin = calloc(1, sizeof(amiga_dt_anim_content));
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if (plugin == NULL)
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return NSERROR_NOMEM;
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error = content__init(&plugin->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(plugin);
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return error;
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}
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*c = (struct content *) plugin;
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return NSERROR_OK;
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}
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bool amiga_dt_anim_convert(struct content *c)
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{
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NSLOG(netsurf, INFO, "amiga_dt_anim_convert");
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amiga_dt_anim_content *plugin = (amiga_dt_anim_content *) c;
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union content_msg_data msg_data;
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int width, height;
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const uint8_t *data;
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size_t size;
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UBYTE *bm_buffer;
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struct BitMapHeader *bmh;
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unsigned int bm_flags = BITMAP_NEW | BITMAP_OPAQUE;
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struct adtFrame adt_frame;
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APTR clut;
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data = content__get_source_data(c, &size);
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if((plugin->dto = NewDTObject(NULL,
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DTA_SourceType, DTST_MEMORY,
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DTA_SourceAddress, data,
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DTA_SourceSize, size,
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DTA_GroupID, GID_ANIMATION,
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TAG_DONE))) {
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if(GetDTAttrs(plugin->dto, PDTA_BitMapHeader, &bmh, TAG_DONE)) {
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width = (int)bmh->bmh_Width;
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height = (int)bmh->bmh_Height;
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plugin->bitmap = amiga_bitmap_create(width, height, bm_flags);
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if (!plugin->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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return false;
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}
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bm_buffer = amiga_bitmap_get_buffer(plugin->bitmap);
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adt_frame.MethodID = ADTM_LOADFRAME;
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adt_frame.alf_TimeStamp = 0;
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IDoMethodA(plugin->dto, (Msg)&adt_frame);
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clut = ami_colormap_to_clut(adt_frame.alf_CMap);
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#ifdef __amigaos4__
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BltBitMapTags(
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BLITA_Width, width,
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BLITA_Height, height,
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BLITA_Source, adt_frame.alf_BitMap,
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BLITA_SrcType, BLITT_BITMAP,
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BLITA_Dest, bm_buffer,
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BLITA_DestType, BLITT_RGB24,
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BLITA_DestBytesPerRow, width,
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BLITA_CLUT, clut,
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TAG_DONE);
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#else
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#warning FIXME: Need to use a different blitter function for OS3!
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#endif
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free(clut);
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adt_frame.MethodID = ADTM_UNLOADFRAME;
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IDoMethodA(plugin->dto, (Msg)&adt_frame);
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}
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else return false;
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}
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else return false;
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c->width = width;
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c->height = height;
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/*
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snprintf(title, sizeof(title), "image (%lux%lu, %lu bytes)",
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width, height, size);
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content__set_title(c, title);
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*/
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amiga_bitmap_modified(plugin->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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return true;
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}
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void amiga_dt_anim_destroy(struct content *c)
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{
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amiga_dt_anim_content *plugin = (amiga_dt_anim_content *) c;
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NSLOG(netsurf, INFO, "amiga_dt_anim_destroy");
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if (plugin->bitmap != NULL)
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amiga_bitmap_destroy(plugin->bitmap);
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DisposeDTObject(plugin->dto);
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return;
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}
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bool amiga_dt_anim_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_dt_anim_content *plugin = (amiga_dt_anim_content *) c;
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bitmap_flags_t flags = BITMAPF_NONE;
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NSLOG(netsurf, INFO, "amiga_dt_anim_redraw");
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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, plugin->bitmap,
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data->x, data->y,
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data->width, data->height,
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data->background_colour,
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flags) == NSERROR_OK);
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}
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/**
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* Handle a window containing a CONTENT_PLUGIN being opened.
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*
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* \param c content that has been opened
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* \param bw browser window containing the content
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* \param page content of type CONTENT_HTML containing c, or 0 if not an
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* object within a page
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* \param box box containing c, or 0 if not an object
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* \param params object parameters, or 0 if not an object
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*/
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void amiga_dt_anim_open(struct content *c, struct browser_window *bw,
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struct content *page, struct object_params *params)
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{
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NSLOG(netsurf, INFO, "amiga_dt_anim_open");
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return;
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}
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void amiga_dt_anim_close(struct content *c)
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{
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NSLOG(netsurf, INFO, "amiga_dt_anim_close");
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return;
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}
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void amiga_dt_anim_reformat(struct content *c, int width, int height)
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{
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NSLOG(netsurf, INFO, "amiga_dt_anim_reformat");
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return;
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}
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nserror amiga_dt_anim_clone(const struct content *old, struct content **newc)
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{
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amiga_dt_anim_content *plugin;
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nserror error;
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NSLOG(netsurf, INFO, "amiga_dt_anim_clone");
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plugin = calloc(1, sizeof(amiga_dt_anim_content));
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if (plugin == NULL)
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return NSERROR_NOMEM;
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error = content__clone(old, &plugin->base);
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if (error != NSERROR_OK) {
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content_destroy(&plugin->base);
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return error;
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}
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/* We "clone" the old content by replaying conversion */
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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_dt_anim_convert(&plugin->base) == false) {
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content_destroy(&plugin->base);
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return NSERROR_CLONE_FAILED;
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}
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}
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*newc = (struct content *) plugin;
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return NSERROR_OK;
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}
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content_type amiga_dt_anim_content_type(void)
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{
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return CONTENT_IMAGE;
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}
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static APTR ami_colormap_to_clut(struct ColorMap *cmap)
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{
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int i;
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UBYTE *clut = calloc(1, 256 * 4);
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ULONG colr[256 * 4];
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if(!clut) return NULL;
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/* Get the palette from the ColorMap */
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GetRGB32(cmap, 0, 256, (ULONG *)&colr);
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/* convert it to a table of ARGB values */
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for(i = 0; i < 1024; i += 4)
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{
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clut[i] = (0xff << 24) |
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((colr[i] & 0xff000000) >> 8) |
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((colr[i + 1] & 0xff000000) >> 16) |
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((colr[i + 2] & 0xff000000) >> 24);
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}
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return clut;
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}
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#endif
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