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authorVincent Sanders <vince@netsurf-browser.org>2010-04-26 00:32:55 +0000
committerVincent Sanders <vince@netsurf-browser.org>2010-04-26 00:32:55 +0000
commit1eb4603b71ae21f45e9449efcd20a5086051489d (patch)
treef74b30e1a3a8477807d66ae446c7aecad0966560 /src/surface/linux.c
parent1a0cc609b9fccd3b183257a007c08e5295e782e8 (diff)
downloadlibnsfb-1eb4603b71ae21f45e9449efcd20a5086051489d.tar.gz
libnsfb-1eb4603b71ae21f45e9449efcd20a5086051489d.tar.bz2
start improvements in surface handling
add X surface handler (need to address the speed issues) svn path=/trunk/libnsfb/; revision=10485
Diffstat (limited to 'src/surface/linux.c')
-rw-r--r--src/surface/linux.c135
1 files changed, 135 insertions, 0 deletions
diff --git a/src/surface/linux.c b/src/surface/linux.c
new file mode 100644
index 0000000..3394f85
--- /dev/null
+++ b/src/surface/linux.c
@@ -0,0 +1,135 @@
+/*
+ * Copyright 2009 Vincent Sanders <vince@simtec.co.uk>
+ *
+ * This file is part of libnsfb, http://www.netsurf-browser.org/
+ * Licenced under the MIT License,
+ * http://www.opensource.org/licenses/mit-license.php
+ */
+
+#include <stdbool.h>
+#include <stdio.h>
+
+#include "libnsfb.h"
+#include "libnsfb_event.h"
+#include "libnsfb_plot.h"
+#include "libnsfb_plot_util.h"
+
+#include "nsfb.h"
+#include "plot.h"
+#include "frontend.h"
+#include "cursor.h"
+
+
+#define UNUSED(x) ((x) = (x))
+
+static int linux_set_geometry(nsfb_t *nsfb, int width, int height, int bpp)
+{
+ if (nsfb->frontend_priv != NULL)
+ return -1; /* if we are already initialised fail */
+
+ nsfb->width = width;
+ nsfb->height = height;
+ nsfb->bpp = bpp;
+
+ /* select default sw plotters for bpp */
+ select_plotters(nsfb);
+
+ return 0;
+}
+
+static int linux_initialise(nsfb_t *nsfb)
+{
+ if (nsfb->frontend_priv != NULL)
+ return -1;
+
+ /* sanity checked depth. */
+ if ((nsfb->bpp != 32) && (nsfb->bpp != 16) && (nsfb->bpp != 8))
+ return -1;
+
+
+ return 0;
+}
+
+static int linux_finalise(nsfb_t *nsfb)
+{
+ UNUSED(nsfb);
+ return 0;
+}
+
+static bool linux_input(nsfb_t *nsfb, nsfb_event_t *event, int timeout)
+{
+ UNUSED(nsfb);
+ UNUSED(event);
+ UNUSED(timeout);
+ return false;
+}
+
+static int linux_claim(nsfb_t *nsfb, nsfb_bbox_t *box)
+{
+ struct nsfb_cursor_s *cursor = nsfb->cursor;
+
+ if ((cursor != NULL) &&
+ (cursor->plotted == true) &&
+ (nsfb_plot_bbox_intersect(box, &cursor->loc))) {
+
+ nsfb->plotter_fns->bitmap(nsfb,
+ &cursor->savloc,
+ cursor->sav,
+ cursor->sav_width,
+ cursor->sav_height,
+ cursor->sav_width,
+ false);
+ cursor->plotted = false;
+ }
+ return 0;
+}
+
+static int linux_cursor(nsfb_t *nsfb, struct nsfb_cursor_s *cursor)
+{
+ nsfb_bbox_t sclip;
+
+ if ((cursor != NULL) && (cursor->plotted == true)) {
+ sclip = nsfb->clip;
+
+ nsfb->plotter_fns->set_clip(nsfb, NULL);
+
+ nsfb->plotter_fns->bitmap(nsfb,
+ &cursor->savloc,
+ cursor->sav,
+ cursor->sav_width,
+ cursor->sav_height,
+ cursor->sav_width,
+ false);
+
+ nsfb_cursor_plot(nsfb, cursor);
+
+ nsfb->clip = sclip;
+ }
+ return true;
+}
+
+
+static int linux_update(nsfb_t *nsfb, nsfb_bbox_t *box)
+{
+ struct nsfb_cursor_s *cursor = nsfb->cursor;
+
+ UNUSED(box);
+
+ if ((cursor != NULL) && (cursor->plotted == false)) {
+ nsfb_cursor_plot(nsfb, cursor);
+ }
+
+ return 0;
+}
+
+const nsfb_frontend_rtns_t linux_rtns = {
+ .initialise = linux_initialise,
+ .finalise = linux_finalise,
+ .input = linux_input,
+ .claim = linux_claim,
+ .update = linux_update,
+ .cursor = linux_cursor,
+ .geometry = linux_set_geometry,
+};
+
+NSFB_FRONTEND_DEF(linux, NSFB_FRONTEND_LINUX, &linux_rtns)