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-rw-r--r--src/select/properties/azimuth.c93
1 files changed, 93 insertions, 0 deletions
diff --git a/src/select/properties/azimuth.c b/src/select/properties/azimuth.c
new file mode 100644
index 0000000..ed48a70
--- /dev/null
+++ b/src/select/properties/azimuth.c
@@ -0,0 +1,93 @@
+/*
+ * This file is part of LibCSS
+ * Licensed under the MIT License,
+ * http://www.opensource.org/licenses/mit-license.php
+ * Copyright 2009 John-Mark Bell <jmb@netsurf-browser.org>
+ */
+
+#include "bytecode/bytecode.h"
+#include "bytecode/opcodes.h"
+#include "utils/utils.h"
+
+#include "select/properties/properties.h"
+#include "select/properties/helpers.h"
+
+css_error cascade_azimuth(uint32_t opv, css_style *style,
+ css_select_state *state)
+{
+ uint16_t value = 0;
+ css_fixed val = 0;
+ uint32_t unit = UNIT_DEG;
+
+ if (isInherit(opv) == false) {
+ switch (getValue(opv) & ~AZIMUTH_BEHIND) {
+ case AZIMUTH_ANGLE:
+ value = 0;
+
+ val = *((css_fixed *) style->bytecode);
+ advance_bytecode(style, sizeof(val));
+ unit = *((uint32_t *) style->bytecode);
+ advance_bytecode(style, sizeof(unit));
+ break;
+ case AZIMUTH_LEFTWARDS:
+ case AZIMUTH_RIGHTWARDS:
+ case AZIMUTH_LEFT_SIDE:
+ case AZIMUTH_FAR_LEFT:
+ case AZIMUTH_LEFT:
+ case AZIMUTH_CENTER_LEFT:
+ case AZIMUTH_CENTER:
+ case AZIMUTH_CENTER_RIGHT:
+ case AZIMUTH_RIGHT:
+ case AZIMUTH_FAR_RIGHT:
+ case AZIMUTH_RIGHT_SIDE:
+ /** \todo azimuth values */
+ break;
+ }
+
+ /** \todo azimuth behind */
+ }
+
+ unit = to_css_unit(unit);
+
+ if (outranks_existing(getOpcode(opv), isImportant(opv), state,
+ isInherit(opv))) {
+ /** \todo set computed azimuth */
+ }
+
+ return CSS_OK;
+}
+
+css_error set_azimuth_from_hint(const css_hint *hint,
+ css_computed_style *style)
+{
+ UNUSED(hint);
+ UNUSED(style);
+
+ return CSS_OK;
+}
+
+css_error initial_azimuth(css_select_state *state)
+{
+ UNUSED(state);
+
+ return CSS_OK;
+}
+
+css_error compose_azimuth(const css_computed_style *parent,
+ const css_computed_style *child,
+ css_computed_style *result)
+{
+ UNUSED(parent);
+ UNUSED(child);
+ UNUSED(result);
+
+ return CSS_OK;
+}
+
+uint32_t destroy_azimuth(void *bytecode)
+{
+ bool has_angle = (((getValue(*(uint32_t*)bytecode) & (1<<7)) != 0));
+ uint32_t extra_size = has_angle ? (sizeof(css_fixed) + sizeof(uint32_t)) : 0;
+
+ return sizeof(uint32_t) + extra_size;
+}