summaryrefslogtreecommitdiff
path: root/src/select/properties/order.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/select/properties/order.c')
-rw-r--r--src/select/properties/order.c62
1 files changed, 62 insertions, 0 deletions
diff --git a/src/select/properties/order.c b/src/select/properties/order.c
new file mode 100644
index 0000000..0366537
--- /dev/null
+++ b/src/select/properties/order.c
@@ -0,0 +1,62 @@
+/*
+ * This file is part of LibCSS
+ * Licensed under the MIT License,
+ * http://www.opensource.org/licenses/mit-license.php
+ * Copyright 2017 Lucas Neves <lcneves@gmail.com>
+ */
+
+#include "bytecode/bytecode.h"
+#include "bytecode/opcodes.h"
+#include "select/propset.h"
+#include "select/propget.h"
+#include "utils/utils.h"
+
+#include "select/properties/properties.h"
+#include "select/properties/helpers.h"
+
+css_error css__cascade_order(uint32_t opv, css_style *style,
+ css_select_state *state)
+{
+ uint16_t value = CSS_ORDER_INHERIT;
+ css_fixed order = 0;
+
+ if (isInherit(opv) == false) {
+ value = CSS_ORDER_SET;
+
+ order = FIXTOINT(*((css_fixed *) style->bytecode));
+ advance_bytecode(style, sizeof(order));
+ }
+
+ if (css__outranks_existing(getOpcode(opv), isImportant(opv), state,
+ isInherit(opv))) {
+ return set_order(state->computed, value, order);
+ }
+
+ return CSS_OK;
+}
+
+css_error css__set_order_from_hint(const css_hint *hint,
+ css_computed_style *style)
+{
+ return set_order(style, hint->status, hint->data.integer);
+}
+
+css_error css__initial_order(css_select_state *state)
+{
+ return set_order(state->computed, CSS_ORDER_SET, 0);
+}
+
+css_error css__compose_order(const css_computed_style *parent,
+ const css_computed_style *child,
+ css_computed_style *result)
+{
+ int32_t order = 0;
+ uint8_t type = get_order(child, &order);
+
+ if (type == CSS_ORDER_INHERIT) {
+ type = get_order(parent, &order);
+ }
+
+ return set_order(result, type, order);
+}
+