summaryrefslogtreecommitdiff
path: root/frontends/amiga/dt_anim.c
diff options
context:
space:
mode:
Diffstat (limited to 'frontends/amiga/dt_anim.c')
-rw-r--r--frontends/amiga/dt_anim.c365
1 files changed, 365 insertions, 0 deletions
diff --git a/frontends/amiga/dt_anim.c b/frontends/amiga/dt_anim.c
new file mode 100644
index 000000000..a3bfb1d66
--- /dev/null
+++ b/frontends/amiga/dt_anim.c
@@ -0,0 +1,365 @@
+/*
+ * Copyright 2011 Chris Young <chris@unsatisfactorysoftware.co.uk>
+ *
+ * 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
+ * DataTypes animation handler (implementation)
+*/
+
+#ifdef WITH_AMIGA_DATATYPES
+#include "amiga/os3support.h"
+
+#include <stdlib.h>
+#include <proto/datatypes.h>
+#include <proto/dos.h>
+#include <proto/exec.h>
+#include <proto/intuition.h>
+#include <datatypes/animationclass.h>
+#include <datatypes/pictureclass.h>
+#ifdef __amigaos4__
+#include <graphics/blitattr.h>
+#endif
+#include <intuition/classusr.h>
+
+#include "utils/log.h"
+#include "utils/messages.h"
+#include "content/content_protected.h"
+#include "desktop/plotters.h"
+#include "image/bitmap.h"
+
+#include "amiga/bitmap.h"
+#include "amiga/filetype.h"
+#include "amiga/datatypes.h"
+#include "amiga/misc.h"
+#include "amiga/plotters.h"
+
+typedef struct amiga_dt_anim_content {
+ struct content base;
+
+ struct bitmap *bitmap; /**< Created NetSurf bitmap */
+
+ Object *dto;
+ int x;
+ int y;
+ int w;
+ int h;
+} amiga_dt_anim_content;
+
+APTR ami_colormap_to_clut(struct ColorMap *cmap);
+
+static nserror amiga_dt_anim_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 amiga_dt_anim_convert(struct content *c);
+static void amiga_dt_anim_reformat(struct content *c, int width, int height);
+static void amiga_dt_anim_destroy(struct content *c);
+static bool amiga_dt_anim_redraw(struct content *c,
+ struct content_redraw_data *data, const struct rect *clip,
+ const struct redraw_context *ctx);
+static void amiga_dt_anim_open(struct content *c, struct browser_window *bw,
+ struct content *page, struct object_params *params);
+static void amiga_dt_anim_close(struct content *c);
+static nserror amiga_dt_anim_clone(const struct content *old, struct content **newc);
+static content_type amiga_dt_anim_content_type(void);
+
+static void *amiga_dt_anim_get_internal(const struct content *c, void *context)
+{
+ amiga_dt_anim_content *adta_c = (amiga_dt_anim_content *)c;
+
+ return adta_c->bitmap;
+}
+
+static const content_handler amiga_dt_anim_content_handler = {
+ .create = amiga_dt_anim_create,
+ .data_complete = amiga_dt_anim_convert,
+ .reformat = amiga_dt_anim_reformat,
+ .destroy = amiga_dt_anim_destroy,
+ .redraw = amiga_dt_anim_redraw,
+ .open = amiga_dt_anim_open,
+ .close = amiga_dt_anim_close,
+ .clone = amiga_dt_anim_clone,
+ .get_internal = amiga_dt_anim_get_internal,
+ .type = amiga_dt_anim_content_type,
+ .no_share = false,
+};
+
+nserror amiga_dt_anim_init(void)
+{
+ struct DataType *dt, *prevdt = NULL;
+ lwc_string *type;
+ nserror error;
+ struct Node *node = NULL;
+
+ while((dt = ObtainDataType(DTST_RAM, NULL,
+ DTA_DataType, prevdt,
+ DTA_GroupID, GID_ANIMATION,
+ TAG_DONE)) != NULL)
+ {
+ ReleaseDataType(prevdt);
+ prevdt = dt;
+
+ do {
+ node = ami_mime_from_datatype(dt, &type, node);
+
+ if(node)
+ {
+ error = content_factory_register_handler(
+ lwc_string_data(type),
+ &amiga_dt_anim_content_handler);
+
+ if (error != NSERROR_OK)
+ return error;
+ }
+
+ }while (node != NULL);
+
+ }
+
+ ReleaseDataType(prevdt);
+
+ return NSERROR_OK;
+}
+
+nserror amiga_dt_anim_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)
+{
+ amiga_dt_anim_content *plugin;
+ nserror error;
+
+ plugin = calloc(1, sizeof(amiga_dt_anim_content));
+ if (plugin == NULL)
+ return NSERROR_NOMEM;
+
+ error = content__init(&plugin->base, handler, imime_type, params,
+ llcache, fallback_charset, quirks);
+ if (error != NSERROR_OK) {
+ free(plugin);
+ return error;
+ }
+
+ *c = (struct content *) plugin;
+
+ return NSERROR_OK;
+}
+
+bool amiga_dt_anim_convert(struct content *c)
+{
+ LOG("amiga_dt_anim_convert");
+
+ amiga_dt_anim_content *plugin = (amiga_dt_anim_content *) c;
+ union content_msg_data msg_data;
+ int width, height;
+ const uint8 *data;
+ UBYTE *bm_buffer;
+ ULONG size;
+ struct BitMapHeader *bmh;
+ unsigned int bm_flags = BITMAP_NEW | BITMAP_OPAQUE;
+ struct adtFrame adt_frame;
+ APTR clut;
+
+ data = (uint8 *)content__get_source_data(c, &size);
+
+ if((plugin->dto = NewDTObject(NULL,
+ DTA_SourceType, DTST_MEMORY,
+ DTA_SourceAddress, data,
+ DTA_SourceSize, size,
+ DTA_GroupID, GID_ANIMATION,
+ TAG_DONE))) {
+ if(GetDTAttrs(plugin->dto, PDTA_BitMapHeader, &bmh, TAG_DONE)) {
+ width = (int)bmh->bmh_Width;
+ height = (int)bmh->bmh_Height;
+
+ plugin->bitmap = amiga_bitmap_create(width, height, bm_flags);
+ if (!plugin->bitmap) {
+ msg_data.error = messages_get("NoMemory");
+ content_broadcast(c, CONTENT_MSG_ERROR, msg_data);
+ return false;
+ }
+
+ bm_buffer = amiga_bitmap_get_buffer(plugin->bitmap);
+
+ adt_frame.MethodID = ADTM_LOADFRAME;
+ adt_frame.alf_TimeStamp = 0;
+ IDoMethodA(plugin->dto, (Msg)&adt_frame);
+
+ clut = ami_colormap_to_clut(adt_frame.alf_CMap);
+#ifdef __amigaos4__
+ BltBitMapTags(
+ BLITA_Width, width,
+ BLITA_Height, height,
+ BLITA_Source, adt_frame.alf_BitMap,
+ BLITA_SrcType, BLITT_BITMAP,
+ BLITA_Dest, bm_buffer,
+ BLITA_DestType, BLITT_RGB24,
+ BLITA_DestBytesPerRow, width,
+ BLITA_CLUT, clut,
+ TAG_DONE);
+#else
+#warning FIXME: Need to use a different blitter function for OS3!
+#endif
+ FreeVec(clut);
+
+ adt_frame.MethodID = ADTM_UNLOADFRAME;
+ IDoMethodA(plugin->dto, (Msg)&adt_frame);
+ }
+ else return false;
+ }
+ else return false;
+
+ c->width = width;
+ c->height = height;
+
+/*
+ snprintf(title, sizeof(title), "image (%lux%lu, %lu bytes)",
+ width, height, size);
+ content__set_title(c, title);
+*/
+
+ amiga_bitmap_modified(plugin->bitmap);
+
+ content_set_ready(c);
+ content_set_done(c);
+
+ content_set_status(c, "");
+ return true;
+}
+
+void amiga_dt_anim_destroy(struct content *c)
+{
+ amiga_dt_anim_content *plugin = (amiga_dt_anim_content *) c;
+
+ LOG("amiga_dt_anim_destroy");
+
+ if (plugin->bitmap != NULL)
+ amiga_bitmap_destroy(plugin->bitmap);
+
+ DisposeDTObject(plugin->dto);
+
+ return;
+}
+
+bool amiga_dt_anim_redraw(struct content *c,
+ struct content_redraw_data *data, const struct rect *clip,
+ const struct redraw_context *ctx)
+{
+ amiga_dt_anim_content *plugin = (amiga_dt_anim_content *) c;
+ bitmap_flags_t flags = BITMAPF_NONE;
+
+ LOG("amiga_dt_anim_redraw");
+
+ if (data->repeat_x)
+ flags |= BITMAPF_REPEAT_X;
+ if (data->repeat_y)
+ flags |= BITMAPF_REPEAT_Y;
+
+ return ctx->plot->bitmap(data->x, data->y, data->width, data->height,
+ plugin->bitmap, data->background_colour, flags);
+}
+
+/**
+ * Handle a window containing a CONTENT_PLUGIN being opened.
+ *
+ * \param c content that has been opened
+ * \param bw browser window containing the content
+ * \param page content of type CONTENT_HTML containing c, or 0 if not an
+ * object within a page
+ * \param box box containing c, or 0 if not an object
+ * \param params object parameters, or 0 if not an object
+ */
+void amiga_dt_anim_open(struct content *c, struct browser_window *bw,
+ struct content *page, struct object_params *params)
+{
+ LOG("amiga_dt_anim_open");
+
+ return;
+}
+
+void amiga_dt_anim_close(struct content *c)
+{
+ LOG("amiga_dt_anim_close");
+ return;
+}
+
+void amiga_dt_anim_reformat(struct content *c, int width, int height)
+{
+ LOG("amiga_dt_anim_reformat");
+ return;
+}
+
+nserror amiga_dt_anim_clone(const struct content *old, struct content **newc)
+{
+ amiga_dt_anim_content *plugin;
+ nserror error;
+
+ LOG("amiga_dt_anim_clone");
+
+ plugin = calloc(1, sizeof(amiga_dt_anim_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 (amiga_dt_anim_convert(&plugin->base) == false) {
+ content_destroy(&plugin->base);
+ return NSERROR_CLONE_FAILED;
+ }
+ }
+
+ *newc = (struct content *) plugin;
+
+ return NSERROR_OK;
+}
+
+content_type amiga_dt_anim_content_type(void)
+{
+ return CONTENT_IMAGE;
+}
+
+APTR ami_colormap_to_clut(struct ColorMap *cmap)
+{
+ int i;
+ UBYTE *clut = ami_misc_allocvec_clear(256 * 4, 0); /* NB: Was not MEMF_PRIVATE */
+ ULONG colr[256 * 4];
+
+ if(!clut) return NULL;
+
+ /* Get the palette from the ColorMap */
+ GetRGB32(cmap, 0, 256, (ULONG *)&colr);
+
+ /* convert it to a table of ARGB values */
+ for(i = 0; i < 1024; i += 4)
+ {
+ clut[i] = (0xff << 24) |
+ ((colr[i] & 0xff000000) >> 8) |
+ ((colr[i + 1] & 0xff000000) >> 16) |
+ ((colr[i + 2] & 0xff000000) >> 24);
+ }
+
+ return clut;
+}
+
+#endif