Differential D6198 Diff 19780 source/blender/blenkernel/intern/font.c

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source/blender/blenkernel/intern/font.c

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/** \file		/** \file
* \ingroup bke		* \ingroup bke
*/		*/

#include <stdio.h>		#include <stdio.h>
#include <string.h>		#include <string.h>
#include <math.h>		#include <math.h>
#include <stdlib.h>		#include <stdlib.h>
#include <wchar.h>
#include <wctype.h>		#include <wctype.h>

#include "CLG_log.h"		#include "CLG_log.h"

#include "MEM_guardedalloc.h"		#include "MEM_guardedalloc.h"

#include "BLI_utildefines.h"		#include "BLI_utildefines.h"
#include "BLI_path_util.h"		#include "BLI_path_util.h"
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#define ASCENT(vfd) ((vfd)->ascender * (vfd)->em_height)		#define ASCENT(vfd) ((vfd)->ascender * (vfd)->em_height)
#define DESCENT(vfd) ((vfd)->em_height - ASCENT(vfd))		#define DESCENT(vfd) ((vfd)->em_height - ASCENT(vfd))

static bool vfont_to_curve(Object *ob,		static bool vfont_to_curve(Object *ob,
Curve *cu,		Curve *cu,
int mode,		int mode,
VFontToCurveIter *iter_data,		VFontToCurveIter *iter_data,
ListBase *r_nubase,		ListBase *r_nubase,
const wchar_t **r_text,		const char32_t **r_text,
int *r_text_len,		int *r_text_len,
bool *r_text_free,		bool *r_text_free,
struct CharTrans **r_chartransdata)		struct CharTrans **r_chartransdata)
{		{
EditFont *ef = cu->editfont;		EditFont *ef = cu->editfont;
EditFontSelBox *selboxes = NULL;		EditFontSelBox *selboxes = NULL;
VFont vfont, oldvfont;		VFont vfont, oldvfont;
VFontData *vfd = NULL;		VFontData *vfd = NULL;
CharInfo info = NULL, custrinfo;		CharInfo info = NULL, custrinfo;
TextBox tb_scale;		TextBox tb_scale;
bool use_textbox;		bool use_textbox;
VChar *che;		VChar *che;
struct CharTrans chartransdata = NULL, ct;		struct CharTrans chartransdata = NULL, ct;
struct TempLineInfo *lineinfo;		struct TempLineInfo *lineinfo;
float *f, xof, yof, xtrax, linedist;		float *f, xof, yof, xtrax, linedist;
float twidth = 0, maxlen = 0;		float twidth = 0, maxlen = 0;
int i, slen, j;		int i, slen, j;
int curbox;		int curbox;
int selstart, selend;		int selstart, selend;
int cnr = 0, lnr = 0, wsnr = 0;		int cnr = 0, lnr = 0, wsnr = 0;
const wchar_t *mem = NULL;		const char32_t *mem = NULL;
wchar_t ascii;		char32_t ascii;
bool ok = false;		bool ok = false;
const float font_size = cu->fsize * iter_data->scale_to_fit;		const float font_size = cu->fsize * iter_data->scale_to_fit;
const float xof_scale = cu->xof / font_size;		const float xof_scale = cu->xof / font_size;
const float yof_scale = cu->yof / font_size;		const float yof_scale = cu->yof / font_size;
int last_line = -1;		int last_line = -1;
/* Length of the text disregarding \n breaks. */		/* Length of the text disregarding \n breaks. */
float current_line_length = 0.0f;		float current_line_length = 0.0f;
float longest_line_length = 0.0f;		float longest_line_length = 0.0f;
Show All 29 Lines	#define MARGIN_Y_MIN (yof_scale + tb_scale.y)
}		}

if (ef) {		if (ef) {
slen = ef->len;		slen = ef->len;
mem = ef->textbuf;		mem = ef->textbuf;
custrinfo = ef->textbufinfo;		custrinfo = ef->textbufinfo;
}		}
else {		else {
wchar_t *mem_tmp;		char32_t *mem_tmp;
slen = cu->len_wchar;		slen = cu->len_wchar;

/* Create unicode string */		/* Create unicode string */
mem_tmp = MEM_malloc_arrayN((slen + 1), sizeof(wchar_t), "convertedmem");		mem_tmp = MEM_malloc_arrayN((slen + 1), sizeof(*mem_tmp), "convertedmem");
if (!mem_tmp) {		if (!mem_tmp) {
return ok;		return ok;
}		}

BLI_strncpy_wchar_from_utf8(mem_tmp, cu->str, slen + 1);		BLI_str_utf8_as_utf32(mem_tmp, cu->str, slen + 1);

if (cu->strinfo == NULL) { /* old file */		if (cu->strinfo == NULL) { /* old file */
cu->strinfo = MEM_calloc_arrayN((slen + 4), sizeof(CharInfo), "strinfo compat");		cu->strinfo = MEM_calloc_arrayN((slen + 4), sizeof(CharInfo), "strinfo compat");
}		}
custrinfo = cu->strinfo;		custrinfo = cu->strinfo;
if (!custrinfo) {		if (!custrinfo) {
return ok;		return ok;
}		}
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#undef DESCENT		#undef DESCENT
#undef ASCENT		#undef ASCENT

bool BKE_vfont_to_curve_ex(Object *ob,		bool BKE_vfont_to_curve_ex(Object *ob,
Curve *cu,		Curve *cu,
int mode,		int mode,
ListBase *r_nubase,		ListBase *r_nubase,
const wchar_t **r_text,		const char32_t **r_text,
int *r_text_len,		int *r_text_len,
bool *r_text_free,		bool *r_text_free,
struct CharTrans **r_chartransdata)		struct CharTrans **r_chartransdata)
{		{
VFontToCurveIter data = {		VFontToCurveIter data = {
.iteraction = cu->totbox * FONT_TO_CURVE_SCALE_ITERATIONS,		.iteraction = cu->totbox * FONT_TO_CURVE_SCALE_ITERATIONS,
.scale_to_fit = 1.0f,		.scale_to_fit = 1.0f,
.ok = true,		.ok = true,
Show All 27 Lines	bool BKE_vfont_to_curve(Object *ob, int mode)
return BKE_vfont_to_curve_ex(ob, ob->data, mode, &cu->nurb, NULL, NULL, NULL, NULL);		return BKE_vfont_to_curve_ex(ob, ob->data, mode, &cu->nurb, NULL, NULL, NULL, NULL);
}		}

/* -------------------------------------------------------------------- */		/* -------------------------------------------------------------------- */
/** \name VFont Clipboard		/** \name VFont Clipboard
* \{ */		* \{ */

static struct {		static struct {
wchar_t *text_buffer;		char32_t *text_buffer;
CharInfo *info_buffer;		CharInfo *info_buffer;
size_t len_wchar;		size_t len_utf32;
size_t len_utf8;		size_t len_utf8;
} g_vfont_clipboard = {NULL};		} g_vfont_clipboard = {NULL};

void BKE_vfont_clipboard_free(void)		void BKE_vfont_clipboard_free(void)
{		{
MEM_SAFE_FREE(g_vfont_clipboard.text_buffer);		MEM_SAFE_FREE(g_vfont_clipboard.text_buffer);
MEM_SAFE_FREE(g_vfont_clipboard.info_buffer);		MEM_SAFE_FREE(g_vfont_clipboard.info_buffer);
g_vfont_clipboard.len_wchar = 0;		g_vfont_clipboard.len_utf32 = 0;
g_vfont_clipboard.len_utf8 = 0;		g_vfont_clipboard.len_utf8 = 0;
}		}

void BKE_vfont_clipboard_set(const wchar_t text_buf, const CharInfo info_buf, const size_t len)		void BKE_vfont_clipboard_set(const char32_t text_buf, const CharInfo info_buf, const size_t len)
{		{
wchar_t *text;		char32_t *text;
CharInfo *info;		CharInfo *info;

/* clean previous buffers*/		/* clean previous buffers*/
BKE_vfont_clipboard_free();		BKE_vfont_clipboard_free();

text = MEM_malloc_arrayN((len + 1), sizeof(wchar_t), __func__);		text = MEM_malloc_arrayN((len + 1), sizeof(*text), __func__);
if (text == NULL) {		if (text == NULL) {
return;		return;
}		}

info = MEM_malloc_arrayN(len, sizeof(CharInfo), __func__);		info = MEM_malloc_arrayN(len, sizeof(CharInfo), __func__);
if (info == NULL) {		if (info == NULL) {
MEM_freeN(text);		MEM_freeN(text);
return;		return;
}		}

memcpy(text, text_buf, len * sizeof(wchar_t));		memcpy(text, text_buf, len * sizeof(*text));
text[len] = '\0';		text[len] = '\0';
memcpy(info, info_buf, len * sizeof(CharInfo));		memcpy(info, info_buf, len * sizeof(CharInfo));

/* store new buffers */		/* store new buffers */
g_vfont_clipboard.text_buffer = text;		g_vfont_clipboard.text_buffer = text;
g_vfont_clipboard.info_buffer = info;		g_vfont_clipboard.info_buffer = info;
g_vfont_clipboard.len_utf8 = BLI_wstrlen_utf8(text);		g_vfont_clipboard.len_utf8 = BLI_str_utf32_as_utf8_len(text);
g_vfont_clipboard.len_wchar = len;		g_vfont_clipboard.len_utf32 = len;
}		}

void BKE_vfont_clipboard_get(wchar_t **r_text_buf,		void BKE_vfont_clipboard_get(char32_t **r_text_buf,
CharInfo **r_info_buf,		CharInfo **r_info_buf,
size_t *r_len_utf8,		size_t *r_len_utf8,
size_t *r_len_wchar)		size_t *r_len_utf32)
{		{
if (r_text_buf) {		if (r_text_buf) {
*r_text_buf = g_vfont_clipboard.text_buffer;		*r_text_buf = g_vfont_clipboard.text_buffer;
}		}

if (r_info_buf) {		if (r_info_buf) {
*r_info_buf = g_vfont_clipboard.info_buffer;		*r_info_buf = g_vfont_clipboard.info_buffer;
}		}

if (r_len_wchar) {		if (r_len_utf32) {
*r_len_wchar = g_vfont_clipboard.len_wchar;		*r_len_utf32 = g_vfont_clipboard.len_utf32;
}		}

if (r_len_utf8) {		if (r_len_utf8) {
*r_len_utf8 = g_vfont_clipboard.len_utf8;		*r_len_utf8 = g_vfont_clipboard.len_utf8;
}		}
}		}

/** \} */		/** \} */