diff options
Diffstat (limited to 'amiga/plugin.c')
-rw-r--r-- | amiga/plugin.c | 191 |
1 files changed, 143 insertions, 48 deletions
diff --git a/amiga/plugin.c b/amiga/plugin.c index e21a7c2fc..e68930283 100644 --- a/amiga/plugin.c +++ b/amiga/plugin.c @@ -26,25 +26,135 @@ #include "amiga/plugin.h" #include "content/content_protected.h" #include "desktop/plotters.h" +#include "image/bitmap.h" #include "render/box.h" #include "utils/log.h" #include "utils/messages.h" +#include "utils/talloc.h" #include <proto/datatypes.h> #include <proto/intuition.h> #include <datatypes/pictureclass.h> +#include <intuition/classusr.h> -bool plugin_create(struct content *c, const struct http_parameter *params) +typedef struct plugin_content { + struct content base; + + Object *dto; + int x; + int y; + int w; + int h; +} plugin_content; + +static nserror plugin_create(const content_handler *handler, + lwc_string *imime_type, const http_parameter *params, + llcache_handle *llcache, const char *fallback_charset, + bool quirks, struct content **c); +static bool plugin_convert(struct content *c); +static void plugin_reformat(struct content *c, int width, int height); +static void plugin_destroy(struct content *c); +static bool plugin_redraw(struct content *c, int x, int y, + int width, int height, const struct rect *clip, + float scale, colour background_colour); +static void plugin_open(struct content *c, struct browser_window *bw, + struct content *page, struct box *box, + struct object_params *params); +static void plugin_close(struct content *c); +static nserror plugin_clone(const struct content *old, struct content **newc); +static content_type plugin_content_type(lwc_string *mime_type); + +static const content_handler plugin_content_handler = { + plugin_create, + NULL, + plugin_convert, + plugin_reformat, + plugin_destroy, + NULL, + NULL, + NULL, + plugin_redraw, + NULL, + plugin_open, + plugin_close, + plugin_clone, + NULL, + plugin_content_type, + false +}; + +nserror plugin_init(void) { - LOG(("plugin_create")); + char dt_mime[50]; + struct DataType *dt, *prevdt = NULL; + lwc_string *type; + lwc_error lerror; + nserror error; - return true; + while((dt = ObtainDataType(DTST_RAM, NULL, + DTA_DataType, prevdt, + DTA_GroupID, GID_PICTURE, // we only support images for now + TAG_DONE)) != NULL) + { + ReleaseDataType(prevdt); + prevdt = dt; + ami_datatype_to_mimetype(dt, dt_mime); + + LOG(("Guessed MIME from DT: %s", dt_mime)); + + lerror = lwc_intern_string(dt_mime, strlen(dt_mime), &type); + if (lerror != lwc_error_ok) + return NSERROR_NOMEM; + + error = content_factory_register_handler(type, + &plugin_content_handler); + + lwc_string_unref(type); + + if (error != NSERROR_OK) + return error; + + } + + ReleaseDataType(prevdt); + + return NSERROR_OK; +} + +void plugin_fini(void) +{ + /* Nothing to do */ +} + +nserror plugin_create(const content_handler *handler, + lwc_string *imime_type, const http_parameter *params, + llcache_handle *llcache, const char *fallback_charset, + bool quirks, struct content **c) +{ + plugin_content *plugin; + nserror error; + + plugin = talloc_zero(0, plugin_content); + if (plugin == NULL) + return NSERROR_NOMEM; + + error = content__init(&plugin->base, handler, imime_type, params, + llcache, fallback_charset, quirks); + if (error != NSERROR_OK) { + talloc_free(plugin); + return error; + } + + *c = (struct content *) plugin; + + return NSERROR_OK; } bool plugin_convert(struct content *c) { LOG(("plugin_convert")); + plugin_content *plugin = (plugin_content *) c; union content_msg_data msg_data; int width, height; char title[100]; @@ -60,7 +170,7 @@ bool plugin_convert(struct content *c) data = (uint8 *)content__get_source_data(c, &size); - if(c->data.plugin.dto = NewDTObject(NULL, + if(plugin->dto = NewDTObject(NULL, DTA_SourceType, DTST_MEMORY, DTA_SourceAddress, data, DTA_SourceSize, size, @@ -68,7 +178,7 @@ bool plugin_convert(struct content *c) PDTA_DestMode, PMODE_V43, TAG_DONE)) { - if(GetDTAttrs(c->data.plugin.dto, PDTA_BitMapHeader, &bmh, TAG_DONE)) + if(GetDTAttrs(plugin->dto, PDTA_BitMapHeader, &bmh, TAG_DONE)) { width = (int)bmh->bmh_Width; height = (int)bmh->bmh_Height; @@ -82,7 +192,7 @@ bool plugin_convert(struct content *c) bm_buffer = bitmap_get_buffer(c->bitmap); - IDoMethod(c->data.plugin.dto, PDTM_READPIXELARRAY, + IDoMethod(plugin->dto, PDTM_READPIXELARRAY, bm_buffer, bm_format, bitmap_get_rowstride(c->bitmap), 0, 0, width, height); } @@ -110,12 +220,14 @@ bool plugin_convert(struct content *c) void plugin_destroy(struct content *c) { + plugin_content *plugin = (plugin_content *) c; + LOG(("plugin_destroy")); if (c->bitmap != NULL) bitmap_destroy(c->bitmap); - DisposeDTObject(c->data.plugin.dto); + DisposeDTObject(plugin->dto); return; } @@ -161,57 +273,40 @@ void plugin_reformat(struct content *c, int width, int height) return; } -bool plugin_clone(const struct content *old, struct content *new_content) +nserror plugin_clone(const struct content *old, struct content **newc) { + plugin_content *plugin; + nserror error; + LOG(("plugin_clone")); - /* We "clone" the old content by replaying creation and conversion */ - if (plugin_create(new_content, NULL) == false) - return false; + plugin = talloc_zero(0, plugin_content); + if (plugin == NULL) + return NSERROR_NOMEM; + + error = content__clone(old, &plugin->base); + if (error != NSERROR_OK) { + content_destroy(&plugin->base); + return error; + } + + /* We "clone" the old content by replaying conversion */ if (old->status == CONTENT_STATUS_READY || old->status == CONTENT_STATUS_DONE) { - if (plugin_convert(new_content) == false) - return false; + if (plugin_convert(&plugin->base) == false) { + content_destroy(&plugin->base); + return NSERROR_CLONE_FAILED; + } } - return true; + *newc = (struct content *) plugin; + + return NSERROR_OK; } -/** - * Determines whether a content is handleable by a plugin - * - * \param mime_type The mime type of the content - * \return true if the content is handleable, false otherwise - */ -bool plugin_handleable(const char *mime_type) +content_type plugin_content_type(lwc_string *mime_type) { - LOG(("plugin_handleable %s", mime_type)); - - char dt_mime[50]; - struct DataType *dt, *prevdt = NULL; - bool found = false; - - while((dt = ObtainDataType(DTST_RAM, NULL, - DTA_DataType, prevdt, - DTA_GroupID, GID_PICTURE, // we only support images for now - TAG_DONE)) != NULL) - { - ReleaseDataType(prevdt); - prevdt = dt; - ami_datatype_to_mimetype(dt, &dt_mime); - - LOG(("Guessed MIME from DT: %s", dt_mime)); - - if(strcmp(dt_mime, mime_type) == 0) - { - found = true; - break; - } - } - - ReleaseDataType(prevdt); - - return found; + return CONTENT_IMAGE; } #endif |