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author | Vincent Sanders <vince@kyllikki.org> | 2016-05-05 22:28:51 +0100 |
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committer | Vincent Sanders <vince@kyllikki.org> | 2016-05-15 13:44:34 +0100 |
commit | d21447d096a320a08b3efb2b8768fad0dcdcfd64 (patch) | |
tree | 1a83814b7c9e94b2f13c473261f23dd3a17dee64 /riscos/content-handlers/artworks.c | |
parent | 2cbb337756d9af5bda4d594964d446439f602551 (diff) | |
download | netsurf-d21447d096a320a08b3efb2b8768fad0dcdcfd64.tar.gz netsurf-d21447d096a320a08b3efb2b8768fad0dcdcfd64.tar.bz2 |
move frontends into sub directory
Diffstat (limited to 'riscos/content-handlers/artworks.c')
-rw-r--r-- | riscos/content-handlers/artworks.c | 435 |
1 files changed, 0 insertions, 435 deletions
diff --git a/riscos/content-handlers/artworks.c b/riscos/content-handlers/artworks.c deleted file mode 100644 index b6f7a0d08..000000000 --- a/riscos/content-handlers/artworks.c +++ /dev/null @@ -1,435 +0,0 @@ -/* - * Copyright 2005 Adrian Lees <adrianl@users.sourceforge.net> - * - * This file is part of NetSurf, http://www.netsurf-browser.org/ - * - * NetSurf is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * NetSurf is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. - */ - -/** \file - * Content for image/x-artworks (RISC OS implementation). - * - * Uses the ArtworksRenderer module - */ - -#include "utils/config.h" -#ifdef WITH_ARTWORKS - -#include <assert.h> -#include <limits.h> -#include <stdlib.h> -#include "swis.h" -#include "oslib/os.h" -#include "oslib/wimp.h" - -#include "utils/config.h" -#include "utils/log.h" -#include "utils/messages.h" -#include "utils/utils.h" -#include "content/content_protected.h" -#include "desktop/plotters.h" - -#include "riscos/content-handlers/artworks.h" -#include "riscos/gui.h" -#include "riscos/wimputils.h" - -#define AWRender_FileInitAddress 0x46080 -#define AWRender_RenderAddress 0x46081 -#define AWRender_DocBounds 0x46082 -#define AWRender_SendDefs 0x46083 -#define AWRender_ClaimVectors 0x46084 -#define AWRender_ReleaseVectors 0x46085 -#define AWRender_FindFirstFont 0x46086 -#define AWRender_FindNextFont 0x46087 - - -#define INITIAL_BLOCK_SIZE 0x1000 - -typedef struct artworks_content { - struct content base; - - int x0, y0, x1, y1; - - void *render_routine; - void *render_workspace; - - /* dynamically-resizable block required by - ArtWorksRenderer rendering routine */ - - void *block; - size_t size; -} artworks_content; - -struct awinfo_block { - int ditherx; - int dithery; - int clip_x0; - int clip_y0; - int clip_x1; - int clip_y1; - int print_lowx; - int print_lowy; - int print_handle; - int print_x1; - int print_y1; - int bgcolour; -}; - - -/* Assembler routines for interfacing with the ArtworksRenderer module */ - -extern os_error *awrender_init(const char **doc, - unsigned long *doc_size, - void *routine, - void *workspace); - -extern os_error *awrender_render(const char *doc, - const struct awinfo_block *info, - const os_trfm *trans, - const int *vdu_vars, - void **rsz_block, - size_t *rsz_size, - int wysiwyg_setting, - int output_dest, - size_t doc_size, - void *routine, - void *workspace); - -static nserror artworks_create(const content_handler *handler, - lwc_string *imime_type, const struct http_parameter *params, - llcache_handle *llcache, const char *fallback_charset, - bool quirks, struct content **c); -static bool artworks_convert(struct content *c); -static void artworks_destroy(struct content *c); -static bool artworks_redraw(struct content *c, struct content_redraw_data *data, - const struct rect *clip, const struct redraw_context *ctx); -static nserror artworks_clone(const struct content *old, struct content **newc); -static content_type artworks_content_type(void); - -static const content_handler artworks_content_handler = { - .create = artworks_create, - .data_complete = artworks_convert, - .destroy = artworks_destroy, - .redraw = artworks_redraw, - .clone = artworks_clone, - .type = artworks_content_type, - .no_share = false, -}; - -static const char *artworks_types[] = { - "image/x-artworks" -}; - -CONTENT_FACTORY_REGISTER_TYPES(artworks, artworks_types, - artworks_content_handler) - -nserror artworks_create(const content_handler *handler, - lwc_string *imime_type, const struct http_parameter *params, - llcache_handle *llcache, const char *fallback_charset, - bool quirks, struct content **c) -{ - artworks_content *aw; - nserror error; - - aw = calloc(1, sizeof(artworks_content)); - if (aw == NULL) - return NSERROR_NOMEM; - - error = content__init(&aw->base, handler, imime_type, params, - llcache, fallback_charset, quirks); - if (error != NSERROR_OK) { - free(aw); - return error; - } - - *c = (struct content *) aw; - - return NSERROR_OK; -} - -/** - * Convert a CONTENT_ARTWORKS for display. - * - * No conversion is necessary. We merely read the ArtWorks - * bounding box bottom-left. - */ - -bool artworks_convert(struct content *c) -{ - artworks_content *aw = (artworks_content *) c; - union content_msg_data msg_data; - const char *source_data; - unsigned long source_size; - void *init_workspace; - void *init_routine; - os_error *error; - int used = -1; /* slightly better with older OSLib versions */ - char *title; - - /* check whether AWViewer has been seen and we can therefore - locate the ArtWorks rendering modules */ - xos_read_var_val_size("Alias$LoadArtWorksModules", 0, os_VARTYPE_STRING, - &used, NULL, NULL); - if (used >= 0) { - LOG("Alias$LoadArtWorksModules not defined"); - msg_data.error = messages_get("AWNotSeen"); - content_broadcast(c, CONTENT_MSG_ERROR, msg_data); - return false; - } - - /* load the modules, or do nothing if they're already loaded */ - error = xos_cli("LoadArtWorksModules"); - if (error) { - LOG("xos_cli: 0x%x: %s", error->errnum, error->errmess); - msg_data.error = error->errmess; - content_broadcast(c, CONTENT_MSG_ERROR, msg_data); - return false; - } - - /* lookup the addresses of the init and render routines */ - error = (os_error*)_swix(AWRender_FileInitAddress, _OUT(0) | _OUT(1), - &init_routine, &init_workspace); - if (error) { - LOG("AWRender_FileInitAddress: 0x%x: %s", error->errnum, error->errmess); - msg_data.error = error->errmess; - content_broadcast(c, CONTENT_MSG_ERROR, msg_data); - return false; - } - - error = (os_error*)_swix(AWRender_RenderAddress, _OUT(0) | _OUT(1), - &aw->render_routine, - &aw->render_workspace); - if (error) { - LOG("AWRender_RenderAddress: 0x%x: %s", error->errnum, error->errmess); - msg_data.error = error->errmess; - content_broadcast(c, CONTENT_MSG_ERROR, msg_data); - return false; - } - - source_data = content__get_source_data(c, &source_size); - - /* initialise (convert file to new format if required) */ - error = awrender_init(&source_data, &source_size, - init_routine, init_workspace); - if (error) { - LOG("awrender_init: 0x%x : %s", error->errnum, error->errmess); - msg_data.error = error->errmess; - content_broadcast(c, CONTENT_MSG_ERROR, msg_data); - return false; - } - - error = (os_error*)_swix(AWRender_DocBounds, - _IN(0) | _OUT(2) | _OUT(3) | _OUT(4) | _OUT(5), - source_data, - &aw->x0, - &aw->y0, - &aw->x1, - &aw->y1); - - if (error) { - LOG("AWRender_DocBounds: 0x%x: %s", error->errnum, error->errmess); - msg_data.error = error->errmess; - content_broadcast(c, CONTENT_MSG_ERROR, msg_data); - return false; - } - - LOG("bounding box: %d,%d,%d,%d", aw->x0, aw->y0, aw->x1, aw->y1); - - /* create the resizable workspace required by the - ArtWorksRenderer rendering routine */ - - aw->size = INITIAL_BLOCK_SIZE; - aw->block = malloc(INITIAL_BLOCK_SIZE); - if (!aw->block) { - LOG("failed to create block for ArtworksRenderer"); - msg_data.error = messages_get("NoMemory"); - content_broadcast(c, CONTENT_MSG_ERROR, msg_data); - return false; - } - - c->width = (aw->x1 - aw->x0) / 512; - c->height = (aw->y1 - aw->y0) / 512; - - title = messages_get_buff("ArtWorksTitle", - nsurl_access_leaf(llcache_handle_get_url(c->llcache)), - c->width, c->height); - if (title != NULL) { - content__set_title(c, title); - free(title); - } - content_set_ready(c); - content_set_done(c); - /* Done: update status bar */ - content_set_status(c, ""); - return true; -} - - -/** - * Destroy a CONTENT_ARTWORKS and free all resources it owns. - */ - -void artworks_destroy(struct content *c) -{ - artworks_content *aw = (artworks_content *) c; - - free(aw->block); -} - - -/** - * Redraw a CONTENT_ARTWORKS. - */ - -bool artworks_redraw(struct content *c, struct content_redraw_data *data, - const struct rect *clip, const struct redraw_context *ctx) -{ - static const ns_os_vdu_var_list vars = { - os_MODEVAR_XEIG_FACTOR, - { - os_MODEVAR_YEIG_FACTOR, - os_MODEVAR_LOG2_BPP, - os_VDUVAR_END_LIST - } - }; - artworks_content *aw = (artworks_content *) c; - struct awinfo_block info; - const char *source_data; - unsigned long source_size; - os_error *error; - os_trfm matrix; - int vals[24]; - - int clip_x0 = clip->x0; - int clip_y0 = clip->y0; - int clip_x1 = clip->x1; - int clip_y1 = clip->y1; - - if (ctx->plot->flush && !ctx->plot->flush()) - return false; - - /* pick up render addresses again in case they've changed - (eg. newer AWRender module loaded since we first loaded this file) */ - (void)_swix(AWRender_RenderAddress, _OUT(0) | _OUT(1), - &aw->render_routine, - &aw->render_workspace); - - /* Scaled image. Transform units (65536*OS units) */ - matrix.entries[0][0] = data->width * 65536 / c->width; - matrix.entries[0][1] = 0; - matrix.entries[1][0] = 0; - matrix.entries[1][1] = data->height * 65536 / c->height; - /* Draw units. (x,y) = bottom left */ - matrix.entries[2][0] = ro_plot_origin_x * 256 + data->x * 512 - - aw->x0 * data->width / c->width; - matrix.entries[2][1] = ro_plot_origin_y * 256 - - (data->y + data->height) * 512 - - aw->y0 * data->height / c->height; - - info.ditherx = ro_plot_origin_x; - info.dithery = ro_plot_origin_y; - - clip_x0 -= data->x; - clip_y0 -= data->y; - clip_x1 -= data->x; - clip_y1 -= data->y; - - if (data->scale == 1.0) { - info.clip_x0 = (clip_x0 * 512) + aw->x0 - 511; - info.clip_y0 = ((c->height - clip_y1) * 512) + aw->y0 - 511; - info.clip_x1 = (clip_x1 * 512) + aw->x0 + 511; - info.clip_y1 = ((c->height - clip_y0) * 512) + aw->y0 + 511; - } - else { - info.clip_x0 = (clip_x0 * 512 / data->scale) + aw->x0 - 511; - info.clip_y0 = ((c->height - (clip_y1 / data->scale)) * 512) + - aw->y0 - 511; - info.clip_x1 = (clip_x1 * 512 / data->scale) + aw->x0 + 511; - info.clip_y1 = ((c->height - (clip_y0 / data->scale)) * 512) + - aw->y0 + 511; - } - - info.print_lowx = 0; - info.print_lowy = 0; - info.print_handle = 0; - info.bgcolour = 0x20000000 | data->background_colour; - - error = xos_read_vdu_variables(PTR_OS_VDU_VAR_LIST(&vars), vals); - if (error) { - LOG("xos_read_vdu_variables: 0x%x: %s", error->errnum, error->errmess); - return false; - } - - error = xwimp_read_palette((os_palette*)&vals[3]); - if (error) { - LOG("xwimp_read_palette: 0x%x: %s", error->errnum, error->errmess); - return false; - } - - source_data = content__get_source_data(c, &source_size); - - error = awrender_render(source_data, - &info, - &matrix, - vals, - &aw->block, - &aw->size, - 110, /* fully anti-aliased */ - 0, - source_size, - aw->render_routine, - aw->render_workspace); - - if (error) { - LOG("awrender_render: 0x%x: %s", error->errnum, error->errmess); - return false; - } - - return true; -} - -nserror artworks_clone(const struct content *old, struct content **newc) -{ - artworks_content *aw; - nserror error; - - aw = calloc(1, sizeof(artworks_content)); - if (aw == NULL) - return NSERROR_NOMEM; - - error = content__clone(old, &aw->base); - if (error != NSERROR_OK) { - content_destroy(&aw->base); - return error; - } - - /* Simply re-run convert */ - if (old->status == CONTENT_STATUS_READY || - old->status == CONTENT_STATUS_DONE) { - if (artworks_convert(&aw->base) == false) { - content_destroy(&aw->base); - return NSERROR_CLONE_FAILED; - } - } - - *newc = (struct content *) aw; - - return NSERROR_OK; -} - -content_type artworks_content_type(void) -{ - return CONTENT_IMAGE; -} - -#endif |