2007-06-22 03:57:45 +00:00
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/*
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*
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2016-05-31 21:45:07 +00:00
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* (C) Copyright IBM Corp. 1998-2007 - All Rights Reserved
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2007-06-22 03:57:45 +00:00
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*
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*/
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2007-08-10 00:39:57 +00:00
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/*
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* paragraphLayout doesn't make much sense without
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* BreakIterator...
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*/
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2007-06-22 03:57:45 +00:00
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#include "layout/LETypes.h"
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#include "layout/loengine.h"
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#include "layout/plruns.h"
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#include "layout/playout.h"
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#include "unicode/locid.h"
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#include "layout/LayoutEngine.h"
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#include "layout/ParagraphLayout.h"
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2007-08-10 00:39:57 +00:00
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#if ! UCONFIG_NO_BREAK_ITERATION
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2007-06-22 03:57:45 +00:00
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U_NAMESPACE_USE
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U_CAPI pl_paragraph * U_EXPORT2
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pl_create(const LEUnicode chars[],
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le_int32 count,
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const pl_fontRuns *fontRuns,
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const pl_valueRuns *levelRuns,
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const pl_valueRuns *scriptRuns,
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const pl_localeRuns *localeRuns,
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UBiDiLevel paragraphLevel,
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le_bool vertical,
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LEErrorCode *status)
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{
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ParagraphLayout *pl = new ParagraphLayout(chars, count, (const FontRuns *) fontRuns,
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(const ValueRuns *) levelRuns, (const ValueRuns *) scriptRuns, (const LocaleRuns *) localeRuns,
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paragraphLevel, vertical, *status);
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return (pl_paragraph *) pl;
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}
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U_CAPI void U_EXPORT2
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pl_close(pl_paragraph *paragraph)
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{
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ParagraphLayout *pl = (ParagraphLayout *) paragraph;
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delete pl;
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}
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U_CAPI le_bool U_EXPORT2
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pl_isComplex(const LEUnicode chars[],
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le_int32 count)
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{
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return ParagraphLayout::isComplex(chars, count);
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}
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U_CAPI UBiDiLevel U_EXPORT2
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pl_getParagraphLevel(pl_paragraph *paragraph)
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{
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ParagraphLayout *pl = (ParagraphLayout *) paragraph;
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if (pl == NULL) {
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return 0;
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}
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return pl->getParagraphLevel();
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}
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U_CAPI UBiDiDirection U_EXPORT2
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pl_getTextDirection(pl_paragraph *paragraph)
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{
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ParagraphLayout *pl = (ParagraphLayout *) paragraph;
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if (pl == NULL) {
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return UBIDI_LTR;
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}
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return pl->getTextDirection();
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}
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U_CAPI le_int32 U_EXPORT2
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pl_getAscent(const pl_paragraph *paragraph)
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{
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ParagraphLayout *pl = (ParagraphLayout *) paragraph;
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if (pl == NULL) {
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return 0;
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}
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return pl->getAscent();
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}
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U_CAPI le_int32 U_EXPORT2
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pl_getDescent(const pl_paragraph *paragraph)
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{
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ParagraphLayout *pl = (ParagraphLayout *) paragraph;
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if (pl == NULL) {
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return 0;
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}
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return pl->getDescent();
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}
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U_CAPI le_int32 U_EXPORT2
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pl_getLeading(const pl_paragraph *paragraph)
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{
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ParagraphLayout *pl = (ParagraphLayout *) paragraph;
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if (pl == NULL) {
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return 0;
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}
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return pl->getLeading();
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}
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U_CAPI void U_EXPORT2
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pl_reflow(pl_paragraph *paragraph)
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{
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ParagraphLayout *pl = (ParagraphLayout *) paragraph;
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if (pl == NULL) {
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return;
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}
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return pl->reflow();
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}
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U_CAPI pl_line * U_EXPORT2
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pl_nextLine(pl_paragraph *paragraph, float width)
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{
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ParagraphLayout *pl = (ParagraphLayout *) paragraph;
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if (pl == NULL) {
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return NULL;
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}
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return (pl_line *) pl->nextLine(width);
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}
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U_CAPI void U_EXPORT2
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pl_closeLine(pl_line *line)
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{
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ParagraphLayout::Line *ll = (ParagraphLayout::Line *) line;
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delete ll;
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}
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U_CAPI le_int32 U_EXPORT2
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pl_countLineRuns(const pl_line *line)
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{
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ParagraphLayout::Line *ll = (ParagraphLayout::Line *) line;
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if (ll == NULL) {
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return 0;
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}
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return ll->countRuns();
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}
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U_CAPI le_int32 U_EXPORT2
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pl_getLineAscent(const pl_line *line)
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{
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ParagraphLayout::Line *ll = (ParagraphLayout::Line *) line;
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if (ll == NULL) {
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return 0;
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}
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return ll->getAscent();
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}
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U_CAPI le_int32 U_EXPORT2
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pl_getLineDescent(const pl_line *line)
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{
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ParagraphLayout::Line *ll = (ParagraphLayout::Line *) line;
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if (ll == NULL) {
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return 0;
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}
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return ll->getDescent();
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}
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U_CAPI le_int32 U_EXPORT2
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pl_getLineLeading(const pl_line *line)
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{
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ParagraphLayout::Line *ll = (ParagraphLayout::Line *) line;
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if (ll == NULL) {
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return 0;
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}
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return ll->getLeading();
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}
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U_CAPI le_int32 U_EXPORT2
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pl_getLineWidth(const pl_line *line)
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{
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ParagraphLayout::Line *ll = (ParagraphLayout::Line *) line;
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if (ll == NULL) {
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return 0;
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}
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return ll->getWidth();
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}
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U_CAPI const pl_visualRun * U_EXPORT2
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pl_getLineVisualRun(const pl_line *line, le_int32 runIndex)
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{
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ParagraphLayout::Line *ll = (ParagraphLayout::Line *) line;
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if (ll == NULL) {
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return 0;
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}
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return (pl_visualRun *) ll->getVisualRun(runIndex);
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}
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U_CAPI const le_font * U_EXPORT2
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pl_getVisualRunFont(const pl_visualRun *run)
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{
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ParagraphLayout::VisualRun *vr = (ParagraphLayout::VisualRun *) run;
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if (vr == NULL) {
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return NULL;
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}
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return (const le_font *) vr->getFont();
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}
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U_CAPI UBiDiDirection U_EXPORT2
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pl_getVisualRunDirection(const pl_visualRun *run)
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{
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ParagraphLayout::VisualRun *vr = (ParagraphLayout::VisualRun *) run;
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if (vr == NULL) {
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return UBIDI_LTR;
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}
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return vr->getDirection();
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}
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U_CAPI le_int32 U_EXPORT2
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pl_getVisualRunGlyphCount(const pl_visualRun *run)
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{
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ParagraphLayout::VisualRun *vr = (ParagraphLayout::VisualRun *) run;
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if (vr == NULL) {
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return -1;
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}
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return vr->getGlyphCount();
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}
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U_CAPI const LEGlyphID * U_EXPORT2
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pl_getVisualRunGlyphs(const pl_visualRun *run)
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{
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ParagraphLayout::VisualRun *vr = (ParagraphLayout::VisualRun *) run;
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if (vr == NULL) {
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return NULL;
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}
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return vr->getGlyphs();
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}
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U_CAPI const float * U_EXPORT2
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pl_getVisualRunPositions(const pl_visualRun *run)
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{
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ParagraphLayout::VisualRun *vr = (ParagraphLayout::VisualRun *) run;
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if (vr == NULL) {
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return NULL;
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}
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return vr->getPositions();
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}
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U_CAPI const le_int32 * U_EXPORT2
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pl_getVisualRunGlyphToCharMap(const pl_visualRun *run)
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{
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ParagraphLayout::VisualRun *vr = (ParagraphLayout::VisualRun *) run;
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if (vr == NULL) {
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return NULL;
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}
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return vr->getGlyphToCharMap();
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}
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U_CAPI le_int32 U_EXPORT2
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pl_getVisualRunAscent(const pl_visualRun *run)
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{
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ParagraphLayout::VisualRun *vr = (ParagraphLayout::VisualRun *) run;
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if (vr == NULL) {
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return 0;
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}
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return vr->getAscent();
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}
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U_CAPI le_int32 U_EXPORT2
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pl_getVisualRunDescent(const pl_visualRun *run)
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{
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ParagraphLayout::VisualRun *vr = (ParagraphLayout::VisualRun *) run;
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if (vr == NULL) {
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return 0;
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}
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return vr->getDescent();
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}
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U_CAPI le_int32 U_EXPORT2
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pl_getVisualRunLeading(const pl_visualRun *run)
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{
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ParagraphLayout::VisualRun *vr = (ParagraphLayout::VisualRun *) run;
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if (vr == NULL) {
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return 0;
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}
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return vr->getLeading();
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}
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2007-08-10 00:39:57 +00:00
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#endif
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