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-rw-r--r--src/select/properties/letter_spacing.c61
1 files changed, 61 insertions, 0 deletions
diff --git a/src/select/properties/letter_spacing.c b/src/select/properties/letter_spacing.c
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index 0000000..10b1258
--- /dev/null
+++ b/src/select/properties/letter_spacing.c
@@ -0,0 +1,61 @@
+/*
+ * 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 "select/propset.h"
+#include "select/propget.h"
+#include "utils/utils.h"
+
+#include "select/properties/properties.h"
+#include "select/properties/helpers.h"
+
+css_error cascade_letter_spacing(uint32_t opv, css_style *style,
+ css_select_state *state)
+{
+ return cascade_length_normal(opv, style, state, set_letter_spacing);
+}
+
+css_error set_letter_spacing_from_hint(const css_hint *hint,
+ css_computed_style *style)
+{
+ return set_letter_spacing(style, hint->status,
+ hint->data.length.value, hint->data.length.unit);
+}
+
+css_error initial_letter_spacing(css_select_state *state)
+{
+ return set_letter_spacing(state->result, CSS_LETTER_SPACING_NORMAL,
+ 0, CSS_UNIT_PX);
+}
+
+css_error compose_letter_spacing(const css_computed_style *parent,
+ const css_computed_style *child,
+ css_computed_style *result)
+{
+ css_fixed length = 0;
+ css_unit unit = CSS_UNIT_PX;
+ uint8_t type = get_letter_spacing(child, &length, &unit);
+
+ if ((child->uncommon == NULL && parent->uncommon != NULL) ||
+ type == CSS_LETTER_SPACING_INHERIT ||
+ (child->uncommon != NULL && result != child)) {
+ if ((child->uncommon == NULL && parent->uncommon != NULL) ||
+ type == CSS_LETTER_SPACING_INHERIT) {
+ type = get_letter_spacing(parent, &length, &unit);
+ }
+
+ return set_letter_spacing(result, type, length, unit);
+ }
+
+ return CSS_OK;
+}
+
+uint32_t destroy_letter_spacing(void *bytecode)
+{
+ return generic_destroy_length(bytecode);
+}