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path: root/source/blender/blenfont/intern/blf_internal.c
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Diffstat (limited to 'source/blender/blenfont/intern/blf_internal.c')
-rw-r--r--source/blender/blenfont/intern/blf_internal.c435
1 files changed, 0 insertions, 435 deletions
diff --git a/source/blender/blenfont/intern/blf_internal.c b/source/blender/blenfont/intern/blf_internal.c
deleted file mode 100644
index 414ec5abead..00000000000
--- a/source/blender/blenfont/intern/blf_internal.c
+++ /dev/null
@@ -1,435 +0,0 @@
-/**
- * $Id:
- *
- * ***** BEGIN GPL LICENSE BLOCK *****
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version 2
- * of the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software Foundation,
- * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
- *
- * The Original Code is Copyright (C) 2009 Blender Foundation.
- * All rights reserved.
- *
- *
- * Contributor(s): Blender Foundation
- *
- * ***** END GPL LICENSE BLOCK *****
- */
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-
-#ifdef WITH_FREETYPE2
-
-#include <ft2build.h>
-
-#include FT_FREETYPE_H
-#include FT_GLYPH_H
-
-#endif /* WITH_FREETYPE2 */
-
-#include "MEM_guardedalloc.h"
-
-#include "DNA_listBase.h"
-#include "DNA_vec_types.h"
-
-#include "BKE_utildefines.h"
-
-#include "BLI_blenlib.h"
-#include "BLI_linklist.h" /* linknode */
-#include "BLI_string.h"
-#include "BLI_arithb.h"
-
-#include "BIF_gl.h"
-#include "BLF_api.h"
-
-#include "blf_internal_types.h"
-#include "blf_internal.h"
-#include "blf_font_helv10.h"
-
-#ifndef BLF_INTERNAL_MINIMAL
-#include "blf_font_helv12.h"
-#include "blf_font_helvb8.h"
-#include "blf_font_helvb10.h"
-#include "blf_font_helvb12.h"
-#include "blf_font_scr12.h"
-#include "blf_font_scr14.h"
-#include "blf_font_scr15.h"
-#endif
-
-int blf_internal_get_texture(FontBLF *font)
-{
- FontDataBLF *data;
- CharDataBLF *cd;
- int width;
- int height;
- int c_rows, c_cols, c_width, c_height;
- int i_width, i_height;
- GLubyte *img, *img_row, *chr_row, *img_pxl;
- int base_line, i, cell_x, cell_y, y, x;
- int byte_idx, bit_idx;
-
- data= (FontDataBLF *)font->engine;
- if (data->texid != 0)
- return(0);
-
- width= data->xmax - data->xmin;
- height= data->ymax - data->ymin;
- c_rows= 16;
- c_cols= 16;
- c_width= 16;
- c_height= 16;
- i_width= c_cols * c_width;
- i_height= c_rows * c_height;
- base_line= -(data->ymin);
- img= (GLubyte *)malloc(i_height * i_width);
- memset((void *)img, 0, i_height * i_width);
-
- if (width >= 16 || height >= 16) {
- printf("Warning: Bad font size for: %s\n", font->name);
- return(-1);
- }
-
- for (i= 0; i < 256; i++) {
- cd= &data->chars[i];
-
- if (cd->data_offset != -1) {
- cell_x= i%16;
- cell_y= i/16;
-
- for (y= 0; y < cd->height; y++) {
- img_row = &img[(cell_y*c_height + y + base_line - cd->yorig)*i_width];
- chr_row = &data->bitmap_data[cd->data_offset + ((cd->width+7)/8)*y];
-
- for (x= 0; x < cd->width; x++) {
- img_pxl= &img_row[(cell_x*c_width + x - cd->xorig)];
- byte_idx= x/8;
- bit_idx= 7 - (x%8);
-
- if (chr_row[byte_idx]&(1<<bit_idx)) {
- img_pxl[0]= 255;
- }
- }
- }
- }
- }
-
- glGenTextures(1, &data->texid);
- glBindTexture(GL_TEXTURE_2D, data->texid);
- glTexImage2D(GL_TEXTURE_2D, 0, GL_ALPHA4, i_width, i_height, 0, GL_ALPHA, GL_UNSIGNED_BYTE, img);
- if (glGetError()) {
- glTexImage2D(GL_TEXTURE_2D, 0, GL_LUMINANCE4_ALPHA4, i_width, i_height, 0, GL_ALPHA, GL_UNSIGNED_BYTE, img);
- }
-
- glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
- glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
- glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
- free((void *)img);
- return(0);
-}
-
-void blf_internal_size(FontBLF *font, int size, int dpi)
-{
- /* dpi don't work here and size is limit to:
- * helv: 10, 12
- * helvb: 8, 10, 12
- * scr: 12, 14, 15
- */
- font->dpi= dpi;
-
- if (font->size != size) {
- if (!strcmp(font->name, "helv")) {
- if (size == 12) {
- font->engine= (void *)&blf_font_helv12;
- font->size= 12;
- }
- else {
- font->engine= (void *)&blf_font_helv10;
- font->size= 10;
- }
- }
- else if (!strcmp(font->name, "helvb")) {
- if (size == 10) {
- font->engine= (void *)&blf_font_helvb10;
- font->size= 10;
- }
- else if (size == 12) {
- font->engine= (void *)&blf_font_helvb12;
- font->size= 12;
- }
- else {
- font->engine= (void *)&blf_font_helvb8;
- font->size= 8;
- }
- }
- else { /* scr */
- if (size == 14) {
- font->engine= (void *)&blf_font_scr14;
- font->size= 14;
- }
- else if (size == 15) {
- font->engine= (void *)&blf_font_scr15;
- font->size= 15;
- }
- else {
- font->engine= (void *)&blf_font_scr12;
- font->size= 12;
- }
- }
-
- if (font->mode == BLF_MODE_TEXTURE) {
- if (blf_internal_get_texture(font) != 0)
- printf("Can't create texture font!!\n");
- }
- }
-}
-
-void blf_internal_texture_draw(FontBLF *font, char *str)
-{
- FontDataBLF *data;
- CharDataBLF *cd;
- unsigned char c;
- float pos, x, y;
- float uv[2][2];
- int base_line;
- GLint cur_tex;
- float dx, dx1, dy, dy1;
-
- data= (FontDataBLF *)font->engine;
- base_line= -(data->ymin);
- pos= 0;
- x= 0.0f;
- y= 0.0f;
-
- glGetIntegerv(GL_TEXTURE_2D_BINDING_EXT, &cur_tex);
- if (cur_tex != data->texid)
- glBindTexture(GL_TEXTURE_2D, data->texid);
-
- while ((c= (unsigned char) *str++)) {
- cd= &data->chars[c];
-
- if (cd->data_offset != -1) {
- uv[0][0]= ((c%16)/16.0) + 1.0/16.0;
- uv[0][1]= (c/16)/16.0;
- uv[1][0]= (c%16)/16.0;
- uv[1][1]= ((c/16)/16.0) + 1.0/16.0;
-
- dx= x + pos + 16.0;
- dx1= x + pos + 0.0;
- dy= -base_line + y + 0.0;
- dy1= -base_line + y + 16.0;
-
- if (font->flags & BLF_CLIPPING) {
- /* Don't return, just skip this character and check the others. */
- if (!BLI_in_rctf(&font->clip_rec, dx + font->pos[0], dy + font->pos[1]))
- goto next_tex_char;
- if (!BLI_in_rctf(&font->clip_rec, dx + font->pos[0], dy1 + font->pos[1]))
- goto next_tex_char;
- if (!BLI_in_rctf(&font->clip_rec, dx1 + font->pos[0], dy1 + font->pos[1]))
- goto next_tex_char;
- if (!BLI_in_rctf(&font->clip_rec, dx1 + font->pos[0], dy + font->pos[1]))
- goto next_tex_char;
- }
-
- if (font->blur == 3)
- blf_texture3_draw(uv, dx, dy, dx1, dy1);
- else if (font->blur == 5)
- blf_texture5_draw(uv, dx, dy, dx1, dy1);
- else
- blf_texture_draw(uv, dx, dy, dx1, dy1);
- }
-next_tex_char:
- pos += cd->advance;
- }
-}
-
-void blf_internal_bitmap_draw(FontBLF *font, char *str)
-{
- FontDataBLF *data;
- CharDataBLF *cd;
- unsigned char c;
- GLint alignment;
- float dx;
-
- data= (FontDataBLF *)font->engine;
-
- glGetIntegerv(GL_UNPACK_ALIGNMENT, &alignment);
- glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
- dx= 0;
-
- while ((c= (unsigned char) *str++)) {
- cd= &data->chars[c];
-
- if (font->flags & BLF_CLIPPING) {
- /* The same here, always check all the characters. */
- if (!BLI_in_rctf(&font->clip_rec, dx + font->pos[0], font->pos[1]))
- goto next_bitmap_char;
- if (!BLI_in_rctf(&font->clip_rec, dx + font->pos[0], cd->height + font->pos[1]))
- goto next_bitmap_char;
- if (!BLI_in_rctf(&font->clip_rec, dx + cd->width + font->pos[0], cd->height + font->pos[1]))
- goto next_bitmap_char;
- if (!BLI_in_rctf(&font->clip_rec, dx + cd->width + font->pos[0], font->pos[1]))
- goto next_bitmap_char;
- }
-
- if (cd->data_offset==-1) {
- GLubyte nullBitmap= 0;
- glBitmap(1, 1, 0, 0, cd->advance, 0, &nullBitmap);
- } else {
- GLubyte *bitmap= &data->bitmap_data[cd->data_offset];
- glBitmap(cd->width, cd->height, cd->xorig, cd->yorig, cd->advance, 0, bitmap);
- }
-next_bitmap_char:
- dx += cd->advance;
- }
-
- glPixelStorei(GL_UNPACK_ALIGNMENT, alignment);
-}
-
-void blf_internal_draw(FontBLF *font, char *str)
-{
- if (font->mode == BLF_MODE_BITMAP)
- blf_internal_bitmap_draw(font, str);
- else
- blf_internal_texture_draw(font, str);
-}
-
-void blf_internal_boundbox(FontBLF *font, char *str, rctf *box)
-{
- FontDataBLF *data;
- unsigned char c;
- int length= 0;
- int ascent= 0;
- int descent= 0;
- int a=0, d=0;
-
- data= (FontDataBLF *)font->engine;
- while ((c= (unsigned char) *str++)) {
- length += data->chars[c].advance;
- d = data->chars[c].yorig;
- a = data->chars[c].height - data->chars[c].yorig;
- if (a > ascent)
- ascent= a;
- if (d > descent)
- descent= d;
- }
- box->xmin = (float)0;
- box->ymin = (float)-descent * font->aspect;
- box->xmax = (float)length * font->aspect;
- box->ymax = (float)ascent * font->aspect;
-}
-
-float blf_internal_width(FontBLF *font, char *str)
-{
- FontDataBLF *data;
- unsigned char c;
- int length= 0;
-
- data= (FontDataBLF *)font->engine;
- while ((c= (unsigned char) *str++)) {
- length += data->chars[c].advance;
- }
-
- return((float)(length * font->aspect));
-}
-
-float blf_internal_height(FontBLF *font, char *str)
-{
- FontDataBLF *data;
-
- data= (FontDataBLF *)font->engine;
- return(((float)(data->ymax - data->ymin)) * font->aspect);
-}
-
-void blf_internal_free(FontBLF *font)
-{
- FontDataBLF *data;
-
- data= (FontDataBLF *)font->engine;
- if (data->texid != 0) {
- glDeleteTextures(1, &data->texid);
- data->texid= 0;
- }
-
- MEM_freeN(font->name);
- MEM_freeN(font);
-}
-
-FontBLF *blf_internal_new(char *name)
-{
- FontBLF *font;
-
- font= (FontBLF *)MEM_mallocN(sizeof(FontBLF), "blf_internal_new");
- font->name= BLI_strdup(name);
- font->filename= NULL;
-
- if (!strcmp(name, "helv")) {
- font->engine= (void *)&blf_font_helv10;
- font->size= 10;
- }
-#ifndef BLF_INTERNAL_MINIMAL
- else if (!strcmp(name, "helvb")) {
- font->engine= (void *)&blf_font_helvb8;
- font->size= 8;
- }
- else if (!strcmp(name, "scr")) {
- font->engine= (void *)&blf_font_scr12;
- font->size= 12;
- }
-#endif
- else
- font->engine= NULL;
-
- if (!font->engine) {
- MEM_freeN(font->name);
- MEM_freeN(font);
- return(NULL);
- }
-
- font->type= BLF_FONT_INTERNAL;
- font->ref= 1;
- font->mode= BLF_MODE_TEXTURE;
- font->aspect= 1.0f;
- font->pos[0]= 0.0f;
- font->pos[1]= 0.0f;
- font->angle= 0.0f;
- Mat4One(font->mat);
- font->clip_rec.xmin= 0.0f;
- font->clip_rec.xmax= 0.0f;
- font->clip_rec.ymin= 0.0f;
- font->clip_rec.ymax= 0.0f;
- font->flags= 0;
- font->dpi= 72;
- font->cache.first= NULL;
- font->cache.last= NULL;
- font->glyph_cache= NULL;
- glGetIntegerv(GL_MAX_TEXTURE_SIZE, (GLint *)&font->max_tex_size);
-
- font->size_set= blf_internal_size;
- font->draw= blf_internal_draw;
- font->boundbox_get= blf_internal_boundbox;
- font->width_get= blf_internal_width;
- font->height_get= blf_internal_height;
- font->free= blf_internal_free;
-
- if (font->mode == BLF_MODE_TEXTURE) {
- if (blf_internal_get_texture(font) != 0) {
- MEM_freeN(font->name);
- MEM_freeN(font);
- return(NULL);
- }
- }
-
- return(font);
-}
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