166 lines
3.1 KiB
C++
166 lines
3.1 KiB
C++
// Copyright (C) 2016 and later: Unicode, Inc. and others.
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// License & terms of use: http://www.unicode.org/copyright.html
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/*
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*
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* (C) Copyright IBM Corp. 1998-2007 - All Rights Reserved
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*
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*/
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#include "LETypes.h"
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#include "loengine.h"
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#include "LayoutEngine.h"
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/**
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* \file
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* \brief C API for complex text layout.
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*/
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U_NAMESPACE_USE
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U_CAPI le_engine * U_EXPORT2
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le_create(const le_font *font,
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le_int32 scriptCode,
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le_int32 languageCode,
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le_int32 typo_flags,
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LEErrorCode *success)
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{
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LEFontInstance *fontInstance = (LEFontInstance *) font;
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return (le_engine *) LayoutEngine::layoutEngineFactory(fontInstance, scriptCode, languageCode, typo_flags, *success);
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}
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U_CAPI void U_EXPORT2
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le_close(le_engine *engine)
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{
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LayoutEngine *le = (LayoutEngine *) engine;
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delete le;
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}
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U_CAPI le_int32 U_EXPORT2
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le_layoutChars(le_engine *engine,
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const LEUnicode chars[],
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le_int32 offset,
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le_int32 count,
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le_int32 max,
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le_bool rightToLeft,
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float x,
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float y,
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LEErrorCode *success)
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{
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LayoutEngine *le = (LayoutEngine *) engine;
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if (le == NULL) {
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*success = LE_ILLEGAL_ARGUMENT_ERROR;
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return -1;
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}
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return le->layoutChars(chars, offset, count, max, rightToLeft, x, y, *success);
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}
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U_CAPI le_int32 U_EXPORT2
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le_getGlyphCount(le_engine *engine,
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LEErrorCode *success)
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{
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LayoutEngine *le = (LayoutEngine *) engine;
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if (le == NULL) {
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*success = LE_ILLEGAL_ARGUMENT_ERROR;
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return -1;
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}
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return le->getGlyphCount();
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}
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U_CAPI void U_EXPORT2
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le_getGlyphs(le_engine *engine,
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LEGlyphID glyphs[],
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LEErrorCode *success)
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{
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LayoutEngine *le = (LayoutEngine *) engine;
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if (le == NULL) {
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*success = LE_ILLEGAL_ARGUMENT_ERROR;
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return;
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}
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le->getGlyphs(glyphs, *success);
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}
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U_CAPI void U_EXPORT2
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le_getCharIndices(le_engine *engine,
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le_int32 charIndices[],
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LEErrorCode *success)
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{
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LayoutEngine *le = (LayoutEngine *) engine;
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if (le == NULL) {
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*success = LE_ILLEGAL_ARGUMENT_ERROR;
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return;
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}
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le->getCharIndices(charIndices, *success);
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}
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U_CAPI void U_EXPORT2
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le_getCharIndicesWithBase(le_engine *engine,
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le_int32 charIndices[],
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le_int32 indexBase,
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LEErrorCode *success)
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{
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LayoutEngine *le = (LayoutEngine *) engine;
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if (le == NULL) {
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*success = LE_ILLEGAL_ARGUMENT_ERROR;
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return;
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}
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le->getCharIndices(charIndices, indexBase, *success);
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}
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U_CAPI void U_EXPORT2
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le_getGlyphPositions(le_engine *engine,
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float positions[],
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LEErrorCode *success)
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{
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LayoutEngine *le = (LayoutEngine *) engine;
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if (le == NULL) {
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*success = LE_ILLEGAL_ARGUMENT_ERROR;
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return;
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}
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le->getGlyphPositions(positions, *success);
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}
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U_CAPI void U_EXPORT2
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le_getGlyphPosition(le_engine *engine,
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le_int32 glyphIndex,
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float *x,
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float *y,
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LEErrorCode *success)
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{
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LayoutEngine *le = (LayoutEngine *) engine;
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if (le == NULL) {
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*success = LE_ILLEGAL_ARGUMENT_ERROR;
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return;
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}
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le->getGlyphPosition(glyphIndex, *x, *y, *success);
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}
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U_CAPI void U_EXPORT2
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le_reset(le_engine *engine,
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LEErrorCode *success)
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{
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LayoutEngine *le = (LayoutEngine *) engine;
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if (le == NULL) {
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*success = LE_ILLEGAL_ARGUMENT_ERROR;
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return;
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}
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le->reset();
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}
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