efl/src/lib/evas/canvas/evas_object_textgrid.c

1603 lines
52 KiB
C

#include "evas_common.h" /* Includes evas_bidi_utils stuff. */
#include "evas_private.h"
#include "Eo.h"
EAPI Eo_Op EVAS_OBJ_TEXTGRID_BASE_ID = EO_NOOP;
#define MY_CLASS EVAS_OBJ_TEXTGRID_CLASS
/* save typing */
#define ENFN obj->layer->evas->engine.func
#define ENDT obj->layer->evas->engine.data.output
/* private magic number for text objects */
static const char o_type[] = "textgrid";
/* private struct for line object internal data */
typedef struct _Evas_Object_Textgrid Evas_Object_Textgrid;
typedef struct _Evas_Object_Textgrid_Cell Evas_Object_Textgrid_Cell;
typedef struct _Evas_Object_Textgrid_Color Evas_Object_Textgrid_Color;
typedef struct _Evas_Object_Textgrid_Row Evas_Object_Textgrid_Row;
typedef struct _Evas_Object_Textgrid_Rect Evas_Object_Textgrid_Rect;
typedef struct _Evas_Object_Textgrid_Text Evas_Object_Textgrid_Text;
typedef struct _Evas_Object_Textgrid_Line Evas_Object_Textgrid_Line;
typedef struct _Evas_Textgrid_Hash_Master Evas_Textgrid_Hash_Master;
typedef struct _Evas_Textgrid_Hash_Glyphs Evas_Textgrid_Hash_Glyphs;
struct _Evas_Textgrid_Hash_Master
{
int next[16];
};
struct _Evas_Textgrid_Hash_Glyphs
{
Evas_Text_Props props[256];
};
struct _Evas_Object_Textgrid
{
DATA32 magic;
struct {
int w, h;
int char_width;
int char_height;
Evas_Object_Textgrid_Row *rows;
Evas_Textgrid_Cell *cells;
const char *font_source;
const char *font_name;
Evas_Font_Size font_size;
Evas_Font_Description *font_description;
Eina_Array palette_standard;
Eina_Array palette_extended;
} cur, prev;
int max_ascent;
Evas_Font_Set *font;
Evas_Textgrid_Hash_Master *master;
Evas_Textgrid_Hash_Glyphs *glyphs;
unsigned char *master_used;
unsigned char *glyphs_used;
unsigned int master_length;
unsigned int glyphs_length;
unsigned int last_mask;
Evas_Textgrid_Hash_Glyphs *last_glyphs;
Eina_Array glyphs_cleanup;
unsigned int changed : 1;
unsigned int core_change : 1;
unsigned int row_change : 1;
unsigned int pal_change : 1;
};
struct _Evas_Object_Textgrid_Color
{
unsigned char r, g, b, a;
};
struct _Evas_Object_Textgrid_Row
{
int ch1, ch2; // change region, -1 == none
int rects_num, texts_num, lines_num;
int rects_alloc, texts_alloc, lines_alloc;
Evas_Object_Textgrid_Rect *rects; // rects + colors
Evas_Object_Textgrid_Text *texts; // text
Evas_Object_Textgrid_Line *lines; // underlines, strikethroughs
};
struct _Evas_Object_Textgrid_Rect
{
unsigned char r, g, b, a;
int x, w;
};
struct _Evas_Object_Textgrid_Text
{
unsigned char r, g, b, a;
int x;
unsigned int text_props;
};
struct _Evas_Object_Textgrid_Line
{
unsigned char r, g, b, a;
int x, w, y;
};
/* private methods for textgrid objects */
static void evas_object_textgrid_init(Evas_Object *eo_obj);
static void evas_object_textgrid_render(Evas_Object *eo_obj, Evas_Object_Protected_Data *obj, void *output, void *context, void *surface, int x, int y);
static void evas_object_textgrid_render_pre(Evas_Object *eo_obj, Evas_Object_Protected_Data *obj);
static void evas_object_textgrid_render_post(Evas_Object *eo_obj, Evas_Object_Protected_Data *obj);
static unsigned int evas_object_textgrid_id_get(Evas_Object *eo_obj);
static unsigned int evas_object_textgrid_visual_id_get(Evas_Object *eo_obj);
static void *evas_object_textgrid_engine_data_get(Evas_Object *eo_obj);
static int evas_object_textgrid_is_opaque(Evas_Object *eo_obj, Evas_Object_Protected_Data *obj);
static int evas_object_textgrid_was_opaque(Evas_Object *eo_obj, Evas_Object_Protected_Data *obj);
static void evas_object_textgrid_scale_update(Evas_Object *eo_obj);
static const Evas_Object_Func object_func =
{
/* methods (compulsory) */
NULL,
evas_object_textgrid_render,
evas_object_textgrid_render_pre,
evas_object_textgrid_render_post,
evas_object_textgrid_id_get,
evas_object_textgrid_visual_id_get,
evas_object_textgrid_engine_data_get,
/* these are optional. NULL = nothing */
NULL,
NULL,
NULL,
NULL,
evas_object_textgrid_is_opaque,
evas_object_textgrid_was_opaque,
NULL,
NULL,
NULL,
evas_object_textgrid_scale_update,
NULL,
NULL,
NULL
};
/* almost generic private array data type */
static int
evas_object_textgrid_textprop_get(Evas_Object *eo_obj, Evas_Object_Textgrid *o, Eina_Unicode codepoint,
unsigned int glyphs_index, unsigned char *used)
{
Evas_Textgrid_Hash_Glyphs *glyph;
unsigned char idx = codepoint & 0xFF;
glyph = &(o->glyphs[glyphs_index]);
if (!glyph->props[idx].info)
{
Evas_Font_Instance *script_fi = NULL;
Evas_Font_Instance *cur_fi = NULL;
Evas_Script_Type script;
script = evas_common_language_script_type_get(&codepoint, 1);
Evas_Object_Protected_Data *obj = eo_data_get(eo_obj, EVAS_OBJ_CLASS);
ENFN->font_run_end_get(ENDT, o->font, &script_fi, &cur_fi, script, &codepoint, 1);
memset(&(glyph->props[idx]), 0, sizeof(Evas_Text_Props));
evas_common_text_props_script_set(&(glyph->props[idx]), script);
ENFN->font_text_props_info_create(ENDT, script_fi, &codepoint,
&(glyph->props[idx]), NULL, 0, 1,
EVAS_TEXT_PROPS_MODE_NONE);
(*used)++;
}
else
{
evas_common_text_props_content_ref(&(glyph->props[idx]));
}
return glyphs_index << 8 | (unsigned int) idx;
}
static int
evas_object_textgrid_textprop_ref(Evas_Object *eo_obj, Evas_Object_Textgrid *o, Eina_Unicode codepoint)
{
unsigned int mask = 0xF0000000;
unsigned int shift = 28;
unsigned int offset = 0;
unsigned int glyphs_index;
if (o->last_glyphs)
{
if ((o->last_mask) && ((o->last_mask & codepoint) == o->last_mask))
goto end;
}
if (!o->master)
{
o->master = calloc(6, sizeof (Evas_Textgrid_Hash_Master));
o->master_used = calloc(6, sizeof (unsigned char));
o->glyphs = calloc(1, sizeof (Evas_Textgrid_Hash_Glyphs));
o->glyphs_used = calloc(1, sizeof (unsigned char));
if (!o->master_used)
{
free(o->master);
o->master = NULL;
free(o->master_used);
o->master_used = NULL;
free(o->glyphs);
o->glyphs = NULL;
free(o->glyphs_used);
o->glyphs_used = NULL;
return 0xFFFFFFFF;
}
while (shift > 8)
{
o->master[offset].next[(mask & codepoint) >> shift] = offset + 1;
o->master_used[offset] = 1;
offset++;
shift -= 4;
mask >>= 4;
}
o->glyphs_length = 1;
o->master_length = 6;
o->master[5].next[(codepoint & 0xF00) >> 8] = 0xFF000000;
o->last_glyphs = o->glyphs;
o->last_mask = codepoint & 0xFFFFFF00;
goto end;
}
while ((shift > 8)
&& (o->master[offset].next[(codepoint & mask) >> shift] != 0))
{
offset = o->master[offset].next[(codepoint & mask) >> shift];
mask >>= 4;
shift -= 4;
}
if (shift > 8)
{
Evas_Textgrid_Hash_Master *tmp;
unsigned char *tmp_used;
int master_count;
int count;
int end;
count = (shift - 8) / 4;
master_count = o->master_length + count;
/* FIXME: find empty entry */
tmp = realloc(o->master, master_count * sizeof (Evas_Textgrid_Hash_Master));
if (!tmp) return 0xFFFFFFFF;
o->master = tmp;
tmp_used = realloc(o->master_used, master_count);
if (!tmp_used) return 0xFFFFFFFF;
o->master_used = tmp_used;
memset(o->master + o->master_length, 0, count * sizeof (Evas_Textgrid_Hash_Master));
memset(o->master_used + o->master_length, 1, count);
end = o->master_length;
o->master_length = master_count;
while (shift > 8)
{
o->master[offset].next[(mask & codepoint) >> shift] = end;
o->master_used[offset] = 1;
end++;
offset = end;
shift -= 4;
mask >>= 4;
}
offset--;
}
if (o->master[offset].next[(codepoint & mask) >> shift] == 0)
{
Evas_Textgrid_Hash_Glyphs *tmp;
unsigned char *tmp_used;
int count;
/* FIXME: find empty entry */
count = o->glyphs_length + 1;
tmp = realloc(o->glyphs, count * sizeof (Evas_Textgrid_Hash_Glyphs));
if (!tmp) return 0xFFFFFFFF;
o->glyphs = tmp;
tmp_used = realloc(o->glyphs_used, count * sizeof (unsigned char));
if (!tmp_used) return 0xFFFFFFFF;
o->glyphs_used = tmp_used;
o->master[offset].next[(codepoint & mask) >> shift] = o->glyphs_length + 0xFF000000;
memset(o->glyphs + o->glyphs_length, 0, sizeof (Evas_Textgrid_Hash_Glyphs));
o->glyphs_used[o->glyphs_length] = 0;
o->glyphs_length = count;
}
o->last_glyphs = o->glyphs + (o->master[offset].next[(codepoint & mask) >> shift] & 0xFFFFFF);
o->last_mask = codepoint & 0xFFFFFF00;
end:
glyphs_index = o->last_glyphs - o->glyphs;
return evas_object_textgrid_textprop_get(eo_obj, o, codepoint, glyphs_index,
&(o->glyphs_used[glyphs_index]));
}
static void
evas_object_textgrid_textprop_unref(Evas_Object_Textgrid *o, unsigned int props_index)
{
Evas_Text_Props *props;
props = &(o->glyphs[props_index >> 8].props[props_index & 0xFF]);
if (props->info)
{
if (props->info->refcount == 1)
eina_array_push(&o->glyphs_cleanup,
(void *)((uintptr_t)props_index));
else
{
Evas_Glyph *glyphs = props->glyphs;
int glyphs_length = props->glyphs_length;
evas_common_text_props_content_nofree_unref(props);
}
}
}
static Evas_Text_Props *
evas_object_textgrid_textprop_int_to(Evas_Object_Textgrid *o, int props)
{
return &(o->glyphs[props >> 8].props[props & 0xFF]);
}
/* all nice and private */
static void
evas_object_textgrid_init(Evas_Object *eo_obj)
{
Evas_Object_Protected_Data *obj = eo_data_get(eo_obj, EVAS_OBJ_CLASS);
/* set up default settings for this kind of object */
obj->cur.color.r = 255;
obj->cur.color.g = 255;
obj->cur.color.b = 255;
obj->cur.color.a = 255;
obj->cur.geometry.x = 0;
obj->cur.geometry.y = 0;
obj->cur.geometry.w = 0;
obj->cur.geometry.h = 0;
obj->cur.layer = 0;
/* set up object-specific settings */
obj->prev = obj->cur;
/* set up methods (compulsory) */
obj->func = &object_func;
obj->type = o_type;
Evas_Object_Textgrid *o = eo_data_get(eo_obj, MY_CLASS);
o->magic = MAGIC_OBJ_TEXTGRID;
o->prev = o->cur;
eina_array_step_set(&o->cur.palette_standard, sizeof (Eina_Array), 16);
eina_array_step_set(&o->cur.palette_extended, sizeof (Eina_Array), 16);
eina_array_step_set(&o->glyphs_cleanup, sizeof (Eina_Array), 16);
}
static void
evas_object_textgrid_row_clear(Evas_Object_Textgrid *o, Evas_Object_Textgrid_Row *r)
{
int i;
if (r->rects)
{
free(r->rects);
r->rects = NULL;
r->rects_num = 0;
r->rects_alloc = 0;
}
if (r->texts)
{
for (i = 0; i < r->texts_num; i++)
if (r->texts[i].text_props != 0xFFFFFFFF)
{
evas_object_textgrid_textprop_unref(o, r->texts[i].text_props);
r->texts[i].text_props = 0xFFFFFFFF;
}
free(r->texts);
r->texts = NULL;
r->texts_num = 0;
r->texts_alloc = 0;
}
if (r->lines)
{
free(r->lines);
r->lines = NULL;
r->lines_num = 0;
r->lines_alloc = 0;
}
}
static void
evas_object_textgrid_rows_clear(Evas_Object *eo_obj)
{
int i;
Evas_Object_Textgrid *o = eo_data_get(eo_obj, MY_CLASS);
if (!o->cur.rows) return;
for (i = 0; i < o->cur.h; i++)
{
evas_object_textgrid_row_clear(o, &(o->cur.rows[i]));
o->cur.rows[i].ch1 = 0;
o->cur.rows[i].ch2 = o->cur.w - 1;
}
}
static void
evas_object_textgrid_free(Evas_Object *eo_obj, Evas_Object_Protected_Data *obj)
{
Evas_Object_Textgrid_Color *c;
Evas_Object_Textgrid *o = eo_data_get(eo_obj, MY_CLASS);
/* free obj */
evas_object_textgrid_rows_clear(eo_obj);
if (o->cur.rows) free(o->cur.rows);
if (o->cur.font_name) eina_stringshare_del(o->cur.font_name);
if (o->cur.font_source) eina_stringshare_del(o->cur.font_source);
if (o->cur.font_description) evas_font_desc_unref(o->cur.font_description);
if (o->font) evas_font_free(obj->layer->evas->evas, o->font);
if (o->cur.cells) free(o->cur.cells);
while ((c = eina_array_pop(&o->cur.palette_standard)))
free(c);
eina_array_flush(&o->cur.palette_standard);
while ((c = eina_array_pop(&o->cur.palette_extended)))
free(c);
eina_array_flush(&o->cur.palette_extended);
while (eina_array_count(&o->glyphs_cleanup) > 0)
{
Evas_Text_Props *prop;
unsigned int props_index;
props_index = (unsigned int) (intptr_t) eina_array_pop(&o->glyphs_cleanup);
prop = &(o->glyphs[props_index >> 8].props[props_index & 0xFF]);
evas_common_text_props_content_nofree_unref(prop);
if (!prop->info)
{
o->glyphs_used[props_index >> 8]--;
if (!o->glyphs_used[props_index >> 8])
{
/* FIXME: cleanup the master tree */
}
}
}
eina_array_flush(&o->glyphs_cleanup);
free(o->master);
free(o->glyphs);
free(o->master_used);
free(o->glyphs_used);
o->magic = 0;
}
static void
_destructor(Eo *eo_obj, void *_pd EINA_UNUSED, va_list *list EINA_UNUSED)
{
Evas_Object_Protected_Data *obj = eo_data_get(eo_obj, EVAS_OBJ_CLASS);
evas_object_textgrid_free(eo_obj, obj);
eo_do_super(eo_obj, eo_destructor());
}
static void
evas_object_textgrid_row_rect_append(Evas_Object_Textgrid_Row *row, int x, int w, int r, int g, int b, int a)
{
row->rects_num++;
if (row->rects_num > row->rects_alloc)
{
Evas_Object_Textgrid_Rect *t;
row->rects_alloc += 8; // dont expect many rects per line
t = realloc(row->rects, sizeof(Evas_Object_Textgrid_Rect) * row->rects_alloc);
if (!t)
{
row->rects_num--;
return;
}
row->rects = t;
}
row->rects[row->rects_num - 1].x = x;
row->rects[row->rects_num - 1].w = w;
row->rects[row->rects_num - 1].r = r;
row->rects[row->rects_num - 1].g = g;
row->rects[row->rects_num - 1].b = b;
row->rects[row->rects_num - 1].a = a;
}
static void
evas_object_textgrid_row_text_append(Evas_Object_Textgrid_Row *row, Evas_Object *eo_obj, Evas_Object_Textgrid *o, int x, Eina_Unicode codepoint, int r, int g, int b, int a)
{
row->texts_num++;
if (row->texts_num > row->texts_alloc)
{
Evas_Object_Textgrid_Text *t;
row->texts_alloc += 32; // expect more text per line
t = realloc(row->texts, sizeof(Evas_Object_Textgrid_Text) * row->texts_alloc);
if (!t)
{
row->texts_num--;
return;
}
row->texts = t;
}
row->texts[row->texts_num - 1].text_props = evas_object_textgrid_textprop_ref(eo_obj, o, codepoint);
row->texts[row->texts_num - 1].x = x;
row->texts[row->texts_num - 1].r = r;
row->texts[row->texts_num - 1].g = g;
row->texts[row->texts_num - 1].b = b;
row->texts[row->texts_num - 1].a = a;
}
static void
evas_object_textgrid_row_line_append(Evas_Object_Textgrid_Row *row, int x, int w, int y, int r, int g, int b, int a)
{
row->lines_num++;
if (row->lines_num > row->lines_alloc)
{
Evas_Object_Textgrid_Line *t;
row->lines_alloc += 8; // dont expect many lines per line
t = realloc(row->lines, sizeof(Evas_Object_Textgrid_Line) * row->lines_alloc);
if (!t)
{
row->lines_num--;
return;
}
row->lines = t;
}
row->lines[row->lines_num - 1].x = x;
row->lines[row->lines_num - 1].w = w;
row->lines[row->lines_num - 1].y = y;
row->lines[row->lines_num - 1].r = r;
row->lines[row->lines_num - 1].g = g;
row->lines[row->lines_num - 1].b = b;
row->lines[row->lines_num - 1].a = a;
}
static void
evas_object_textgrid_render(Evas_Object *eo_obj, Evas_Object_Protected_Data *obj, void *output, void *context, void *surface, int x, int y)
{
Evas_Textgrid_Cell *cells;
Evas_Object_Textgrid_Color *c;
Eina_Array *palette;
int xx, yy, xp, yp, w, h, ww, hh;
int rr = 0, rg = 0, rb = 0, ra = 0, rx = 0, rw = 0, run;
/* render object to surface with context, and offxet by x,y */
Evas_Object_Textgrid *o = eo_data_get(eo_obj, MY_CLASS);
ENFN->context_multiplier_unset(output, context);
ENFN->context_render_op_set(output, context, obj->cur.render_op);
if (!(o->font) || (!o->cur.cells)) return;
w = o->cur.char_width;
h = o->cur.char_height;
ww = obj->cur.geometry.w;
hh = obj->cur.geometry.h;
// generate row data from cells (and only deal with rows that updated)
for (yy = 0, cells = o->cur.cells; yy < o->cur.h; yy++)
{
Evas_Object_Textgrid_Row *row = &(o->cur.rows[yy]);
if (row->ch1 < 0)
{
cells += o->cur.w;
continue;
}
row->ch1 = -1;
row->ch2 = 0;
run = 0;
xp = 0;
for (xx = 0; xx < o->cur.w; xx++, cells++)
{
if (cells->bg_extended) palette = &(o->cur.palette_extended);
else palette = &(o->cur.palette_standard);
if (cells->bg >= eina_array_count(palette)) c = NULL;
else c = eina_array_data_get(palette, cells->bg);
if ((c) && (c->a > 0))
{
if (!run)
{
run = 1;
rr = c->r;
rg = c->g;
rb = c->b;
ra = c->a;
rx = xp;
rw = w;
}
else if ((c->r != rr) || (c->g != rg) ||
(c->b != rb) || (c->a != ra))
{
evas_object_textgrid_row_rect_append(row, rx, rw,
rr, rg, rb, ra);
rr = c->r;
rg = c->g;
rb = c->b;
ra = c->a;
rx = xp;
rw = w;
}
else rw += w;
}
else if (run)
{
run = 0;
evas_object_textgrid_row_rect_append(row, rx, rw,
rr, rg, rb, ra);
}
if ((cells->codepoint > 0) || (cells->underline) ||
(cells->strikethrough))
{
if (cells->fg_extended) palette = &(o->cur.palette_extended);
else palette = &(o->cur.palette_standard);
if (cells->fg >= eina_array_count(palette)) c = NULL;
else c = eina_array_data_get(palette, cells->fg);
if ((c) && (c->a > 0))
{
evas_object_textgrid_row_text_append(row, eo_obj, o, xp,
cells->codepoint,
c->r, c->g, c->b, c->a);
// XXX: underlines and strikethroughs dont get
// merged into horizontal runs like bg rects above
if (cells->underline)
evas_object_textgrid_row_line_append(row, xp, w,
o->max_ascent + 1,
c->r, c->g, c->b, c->a);
if (cells->strikethrough)
evas_object_textgrid_row_line_append(row, xp, w,
((3 * o->max_ascent) / 4),
c->r, c->g, c->b, c->a);
}
}
xp += w;
}
if (run)
{
run = 0;
evas_object_textgrid_row_rect_append(row, rx, rw,
rr, rg, rb, ra);
}
}
yp = obj->cur.geometry.y + y;
// draw the row data that is generated from the cell array
for (yy = 0, cells = o->cur.cells; yy < o->cur.h; yy++)
{
Evas_Object_Textgrid_Row *row = &(o->cur.rows[yy]);
xp = obj->cur.geometry.x + x;
for (xx = 0; xx < row->rects_num; xx++)
{
ENFN->context_color_set(output, context,
row->rects[xx].r, row->rects[xx].g,
row->rects[xx].b, row->rects[xx].a);
ENFN->rectangle_draw(output, context, surface,
xp + row->rects[xx].x, yp,
row->rects[xx].w, h);
}
for (xx = 0; xx < row->texts_num; xx++)
{
ENFN->context_color_set(output, context,
row->texts[xx].r, row->texts[xx].g,
row->texts[xx].b, row->texts[xx].a);
ENFN->font_draw(output, context, surface, o->font,
xp + row->texts[xx].x, yp + o->max_ascent,
ww, hh, ww, hh,
evas_object_textgrid_textprop_int_to(o, row->texts[xx].text_props));
}
for (xx = 0; xx < row->lines_num; xx++)
{
ENFN->context_color_set(output, context,
row->lines[xx].r, row->lines[xx].g,
row->lines[xx].b, row->lines[xx].a);
ENFN->rectangle_draw(output, context, surface,
xp + row->lines[xx].x, yp + row->lines[xx].y,
row->lines[xx].w, 1);
}
yp += h;
}
}
static void
evas_object_textgrid_render_pre(Evas_Object *eo_obj, Evas_Object_Protected_Data *obj)
{
int is_v, was_v;
/* dont pre-render the obj twice! */
if (obj->pre_render_done) return;
obj->pre_render_done = 1;
/* pre-render phase. this does anything an object needs to do just before */
/* rendering. this could mean loading the image data, retrieving it from */
/* elsewhere, decoding video etc. */
/* then when this is done the object needs to figure if it changed and */
/* if so what and where and add thr appropriate redraw rectangles */
Evas_Object_Textgrid *o = eo_data_get(eo_obj, MY_CLASS);
/* if someone is clipping this obj - go calculate the clipper */
if (obj->cur.clipper)
{
if (obj->cur.cache.clip.dirty)
evas_object_clip_recalc(obj->cur.eo_clipper, obj->cur.clipper);
obj->cur.clipper->func->render_pre(obj->cur.eo_clipper, obj->cur.clipper);
}
/* now figure what changed and add draw rects */
/* if it just became visible or invisible */
is_v = evas_object_is_visible(eo_obj, obj);
was_v = evas_object_was_visible(eo_obj, obj);
if (is_v != was_v)
{
evas_object_render_pre_visible_change(&obj->layer->evas->clip_changes, eo_obj, is_v, was_v);
goto done;
}
if (obj->changed_map || obj->changed_src_visible)
{
evas_object_render_pre_prev_cur_add(&obj->layer->evas->clip_changes,
eo_obj, obj);
goto done;
}
/* its not visible - we accounted for it appearing or not so just abort */
if (!is_v) goto done;
/* clipper changed this is in addition to anything else for obj */
evas_object_render_pre_clipper_change(&obj->layer->evas->clip_changes, eo_obj);
/* if we restacked (layer or just within a layer) and dont clip anyone */
if (obj->restack)
{
evas_object_render_pre_prev_cur_add(&obj->layer->evas->clip_changes, eo_obj, obj);
goto done;
}
/* if it changed color */
if ((obj->cur.color.r != obj->prev.color.r) ||
(obj->cur.color.g != obj->prev.color.g) ||
(obj->cur.color.b != obj->prev.color.b) ||
(obj->cur.color.a != obj->prev.color.a))
{
evas_object_render_pre_prev_cur_add(&obj->layer->evas->clip_changes, eo_obj, obj);
goto done;
}
/* if it changed geometry - and obviously not visibility or color */
/* calculate differences since we have a constant color fill */
/* we really only need to update the differences */
if ((obj->cur.geometry.x != obj->prev.geometry.x) ||
(obj->cur.geometry.y != obj->prev.geometry.y) ||
(obj->cur.geometry.w != obj->prev.geometry.w) ||
(obj->cur.geometry.h != obj->prev.geometry.h))
{
evas_object_render_pre_prev_cur_add(&obj->layer->evas->clip_changes, eo_obj, obj);
goto done;
}
if (obj->cur.render_op != obj->prev.render_op)
{
evas_object_render_pre_prev_cur_add(&obj->layer->evas->clip_changes, eo_obj, obj);
goto done;
}
if (obj->cur.scale != obj->prev.scale)
{
evas_object_render_pre_prev_cur_add(&obj->layer->evas->clip_changes, eo_obj, obj);
goto done;
}
if (o->changed)
{
if (o->core_change)
{
if ((o->cur.h != o->prev.h) ||
(o->cur.w != o->prev.w) ||
(o->cur.font_size != o->prev.font_size) ||
((o->cur.font_name) && (o->prev.font_name) &&
(strcmp(o->cur.font_name, o->prev.font_name))) ||
((o->cur.font_name) && (!o->prev.font_name)) ||
((!o->cur.font_name) && (o->prev.font_name)))
{
evas_object_render_pre_prev_cur_add(&obj->layer->evas->clip_changes,
eo_obj, obj);
goto done;
}
}
if (o->pal_change)
{
evas_object_render_pre_prev_cur_add(&obj->layer->evas->clip_changes, eo_obj, obj);
goto done;
}
if (o->row_change)
{
int i;
for (i = 0; i < o->cur.h; i++)
{
Evas_Object_Textgrid_Row *r = &(o->cur.rows[i]);
if (r->ch1 >= 0)
evas_add_rect(&obj->layer->evas->clip_changes,
obj->cur.geometry.x +
(r->ch1 * o->cur.char_width),
obj->cur.geometry.y +
(i * o->cur.char_height),
(r->ch2 - r->ch1 + 1) * o->cur.char_width,
o->cur.char_height);
}
}
}
done:
o->core_change = 0;
o->row_change = 0;
o->pal_change = 0;
evas_object_render_pre_effect_updates(&obj->layer->evas->clip_changes, eo_obj, is_v, was_v);
}
static void
evas_object_textgrid_render_post(Evas_Object *eo_obj, Evas_Object_Protected_Data *obj EINA_UNUSED)
{
/* this moves the current data to the previous state parts of the object */
/* in whatever way is safest for the object. also if we don't need object */
/* data anymore we can free it if the object deems this is a good idea */
Evas_Object_Textgrid *o = eo_data_get(eo_obj, MY_CLASS);
/* remove those pesky changes */
evas_object_clip_changes_clean(eo_obj);
/* move cur to prev safely for object data */
evas_object_cur_prev(eo_obj);
o->prev = o->cur;
o->changed = 0;
while (eina_array_count(&o->glyphs_cleanup) > 0)
{
Evas_Text_Props *prop;
unsigned int props_index;
props_index = (unsigned int) (intptr_t) eina_array_pop(&o->glyphs_cleanup);
prop = &(o->glyphs[props_index >> 8].props[props_index & 0xFF]);
evas_common_text_props_content_nofree_unref(prop);
if (!prop->info)
{
o->glyphs_used[props_index >> 8]--;
if (!o->glyphs_used[props_index >> 8])
{
/* FIXME: cleanup the master tree */
}
}
}
}
static unsigned int
evas_object_textgrid_id_get(Evas_Object *eo_obj)
{
Evas_Object_Textgrid *o = eo_data_get(eo_obj, MY_CLASS);
if (!o) return 0;
return MAGIC_OBJ_TEXTGRID;
}
static unsigned int
evas_object_textgrid_visual_id_get(Evas_Object *eo_obj)
{
Evas_Object_Textgrid *o = eo_data_get(eo_obj, MY_CLASS);
if (!o) return 0;
return MAGIC_OBJ_SHAPE;
}
static void *
evas_object_textgrid_engine_data_get(Evas_Object *eo_obj)
{
Evas_Object_Textgrid *o = eo_data_get(eo_obj, MY_CLASS);
if (!o) return NULL;
return o->font;
}
static int
evas_object_textgrid_is_opaque(Evas_Object *eo_obj EINA_UNUSED, Evas_Object_Protected_Data *obj EINA_UNUSED)
{
/* this returns 1 if the internal object data implies that the object is
currently fully opaque over the entire gradient it occupies */
return 0;
}
static int
evas_object_textgrid_was_opaque(Evas_Object *eo_obj EINA_UNUSED, Evas_Object_Protected_Data *obj EINA_UNUSED)
{
/* this returns 1 if the internal object data implies that the object was
currently fully opaque over the entire gradient it occupies */
return 0;
}
static void
evas_object_textgrid_scale_update(Evas_Object *eo_obj)
{
int font_size;
const char *font_name;
Evas_Object_Textgrid *o = eo_data_get(eo_obj, MY_CLASS);
font_name = eina_stringshare_add(o->cur.font_name);
font_size = o->cur.font_size;
if (o->cur.font_name) eina_stringshare_del(o->cur.font_name);
o->cur.font_name = NULL;
o->prev.font_name = NULL;
o->cur.font_size = 0;
o->prev.font_size = 0;
evas_object_textgrid_font_set(eo_obj, font_name, font_size);
}
/********************* LOCAL *********************/
/********************* API *********************/
EAPI Evas_Object *
evas_object_textgrid_add(Evas *e)
{
MAGIC_CHECK(e, Evas, MAGIC_EVAS);
return NULL;
MAGIC_CHECK_END();
Evas_Object *eo_obj = eo_add(EVAS_OBJ_TEXTGRID_CLASS, e);
eo_unref(eo_obj);
return eo_obj;
}
static void
_constructor(Eo *eo_obj, void *class_data EINA_UNUSED, va_list *list EINA_UNUSED)
{
eo_do_super(eo_obj, eo_constructor());
Evas_Object_Protected_Data *obj = eo_data_get(eo_obj, EVAS_OBJ_CLASS);
evas_object_textgrid_init(eo_obj);
evas_object_inject(eo_obj, obj, evas_object_evas_get(eo_parent_get(eo_obj)));
}
EAPI void
evas_object_textgrid_size_set(Evas_Object *eo_obj, int w, int h)
{
MAGIC_CHECK(eo_obj, Evas_Object, MAGIC_OBJ);
return;
MAGIC_CHECK_END();
eo_do(eo_obj, evas_obj_textgrid_size_set(w, h));
}
static void
_size_set(Eo *eo_obj, void *_pd, va_list *list)
{
int w = va_arg(*list, int);
int h = va_arg(*list, int);
int i;
if ((h <= 0) || (w <= 0)) return;
Evas_Object_Textgrid *o = _pd;
if ((o->cur.w == w) && (o->cur.h == h)) return;
evas_object_textgrid_rows_clear(eo_obj);
if (o->cur.rows)
{
free(o->cur.rows);
o->cur.rows = NULL;
}
if (o->cur.cells)
{
free(o->cur.cells);
o->cur.cells = NULL;
}
o->cur.cells = calloc(w * h, sizeof(Evas_Textgrid_Cell));
if (!o->cur.cells) return;
o->cur.rows = calloc(h, sizeof(Evas_Object_Textgrid_Row));
if (!o->cur.rows)
{
free(o->cur.cells);
o->cur.cells = NULL;
return;
}
for (i = 0; i < h; i++)
{
o->cur.rows[i].ch1 = 0;
o->cur.rows[i].ch2 = w - 1;
}
o->cur.w = w;
o->cur.h = h;
o->changed = 1;
o->core_change = 1;
Evas_Object_Protected_Data *obj = eo_data_get(eo_obj, EVAS_OBJ_CLASS);
evas_object_change(eo_obj, obj);
}
EAPI void
evas_object_textgrid_size_get(const Evas_Object *eo_obj, int *w, int *h)
{
MAGIC_CHECK(eo_obj, Evas_Object, MAGIC_OBJ);
return;
MAGIC_CHECK_END();
eo_do((Eo *)eo_obj, evas_obj_textgrid_size_get(w, h));
}
static void
_size_get(Eo *eo_obj EINA_UNUSED, void *_pd, va_list *list)
{
int *w = va_arg(*list, int *);
int *h = va_arg(*list, int *);
if (h) *h = 0;
if (w) *w = 0;
const Evas_Object_Textgrid *o = _pd;
if (w) *w = o->cur.w;
if (h) *h = o->cur.h;
}
EAPI void
evas_object_textgrid_font_source_set(Evas_Object *eo_obj, const char *font_source)
{
MAGIC_CHECK(eo_obj, Evas_Object, MAGIC_OBJ);
return;
MAGIC_CHECK_END();
eo_do(eo_obj, evas_obj_textgrid_font_source_set(font_source));
}
static void
_font_source_set(Eo *eo_obj, void *_pd, va_list *list)
{
const char *font_source = va_arg(*list, const char *);
if ((!font_source) || (!*font_source))
return;
Evas_Object_Textgrid *o = _pd;
if ((o->cur.font_source) && (font_source) &&
(!strcmp(o->cur.font_source, font_source))) return;
eina_stringshare_replace(&o->cur.font_source, font_source);
o->changed = 1;
o->core_change = 1;
Evas_Object_Protected_Data *obj = eo_data_get(eo_obj, EVAS_OBJ_CLASS);
evas_object_change(eo_obj, obj);
}
EAPI const char *
evas_object_textgrid_font_source_get(const Evas_Object *eo_obj)
{
MAGIC_CHECK(eo_obj, Evas_Object, MAGIC_OBJ);
return NULL;
MAGIC_CHECK_END();
const char *ret = NULL;
eo_do((Eo *)eo_obj, evas_obj_textgrid_font_source_get(&ret));
return ret;
}
static void
_font_source_get(Eo *eo_obj EINA_UNUSED, void *_pd, va_list *list)
{
const char **ret = va_arg(*list, const char **);
const Evas_Object_Textgrid *o = _pd;
*ret = o->cur.font_source;
}
EAPI void
evas_object_textgrid_font_set(Evas_Object *eo_obj, const char *font_name, Evas_Font_Size font_size)
{
MAGIC_CHECK(eo_obj, Evas_Object, MAGIC_OBJ);
return;
MAGIC_CHECK_END();
eo_do(eo_obj, evas_obj_textgrid_font_set(font_name, font_size));
}
static void
_font_set(Eo *eo_obj, void *_pd, va_list *list)
{
Evas_Object_Protected_Data *obj = eo_data_get(eo_obj, EVAS_OBJ_CLASS);
const char *font_name = va_arg(*list, const char *);
Evas_Font_Size font_size = va_arg(*list, Evas_Font_Size);
Eina_Bool is, was = EINA_FALSE;
Eina_Bool pass = EINA_FALSE, freeze = EINA_FALSE;
Eina_Bool source_invisible = EINA_FALSE;
Evas_Font_Description *font_description;
if ((!font_name) || (!*font_name) || (font_size <= 0))
return;
Evas_Object_Textgrid *o = _pd;
font_description = evas_font_desc_new();
evas_font_name_parse(font_description, font_name);
if (o->cur.font_description &&
!evas_font_desc_cmp(font_description, o->cur.font_description) &&
(font_size == o->cur.font_size))
{
evas_font_desc_unref(font_description);
return;
}
if (o->cur.font_description) evas_font_desc_unref(o->cur.font_description);
o->cur.font_description = font_description;
o->cur.font_size = font_size;
eina_stringshare_replace(&o->cur.font_name, font_name);
o->prev.font_name = NULL;
if (!(obj->layer->evas->is_frozen))
{
pass = evas_event_passes_through(eo_obj, obj);
freeze = evas_event_freezes_through(eo_obj, obj);
source_invisible = evas_object_is_source_invisible(eo_obj, obj);
if ((!pass) && (!freeze) && (!source_invisible))
was = evas_object_is_in_output_rect(eo_obj, obj,
obj->layer->evas->pointer.x,
obj->layer->evas->pointer.y,
1, 1);
}
/* DO IT */
if (o->font)
{
evas_font_free(obj->layer->evas->evas, o->font);
o->font = NULL;
}
o->font = evas_font_load(obj->layer->evas->evas, o->cur.font_description,
o->cur.font_source,
(int)(((double) o->cur.font_size) *
obj->cur.scale));
if (o->font)
{
Eina_Unicode W[2] = { 'W', 0 };
Evas_Font_Instance *script_fi = NULL;
Evas_Font_Instance *cur_fi = NULL;
Evas_Text_Props text_props;
Evas_Script_Type script;
int advance, vadvance;
script = evas_common_language_script_type_get(W, 1);
ENFN->font_run_end_get(ENDT, o->font, &script_fi, &cur_fi,
script, W, 1);
memset(&text_props, 0, sizeof(Evas_Text_Props));
evas_common_text_props_script_set(&text_props, script);
ENFN->font_text_props_info_create(ENDT, script_fi, W, &text_props,
NULL, 0, 1,
EVAS_TEXT_PROPS_MODE_NONE);
ENFN->font_string_size_get(ENDT, o->font, &text_props,
&o->cur.char_width, &o->cur.char_height);
o->max_ascent = ENFN->font_max_ascent_get(ENDT, o->font);
// inset = ENFN->font_inset_get(ENDT, o->font, &text_props);
advance = ENFN->font_h_advance_get(ENDT, o->font, &text_props);
vadvance = ENFN->font_v_advance_get(ENDT, o->font, &text_props);
if (advance > o->cur.char_width) o->cur.char_width = advance;
if (vadvance > o->cur.char_height) o->cur.char_height = vadvance;
evas_common_text_props_content_unref(&text_props);
}
else
{
obj->cur.geometry.w = 0;
obj->cur.geometry.h = 0;
o->max_ascent = 0;
}
o->changed = 1;
evas_object_change(eo_obj, obj);
evas_object_clip_dirty(eo_obj, obj);
evas_object_coords_recalc(eo_obj, obj);
if (!(obj->layer->evas->is_frozen))
{
if ((!pass) && (!freeze))
{
is = evas_object_is_in_output_rect(eo_obj, obj,
obj->layer->evas->pointer.x,
obj->layer->evas->pointer.y,
1, 1);
if ((is ^ was) && obj->cur.visible)
evas_event_feed_mouse_move(obj->layer->evas->evas,
obj->layer->evas->pointer.x,
obj->layer->evas->pointer.y,
obj->layer->evas->last_timestamp,
NULL);
}
}
evas_object_inform_call_resize(eo_obj);
o->changed = 1;
o->core_change = 1;
evas_object_textgrid_rows_clear(eo_obj);
evas_object_change(eo_obj, obj);
/* Force destroy of all cached Evas_Text_Props */
while (eina_array_count(&o->glyphs_cleanup) > 0)
{
Evas_Text_Props *prop;
unsigned int props_index;
props_index = (unsigned int) (intptr_t) eina_array_pop(&o->glyphs_cleanup);
prop = &(o->glyphs[props_index >> 8].props[props_index & 0xFF]);
evas_common_text_props_content_nofree_unref(prop);
if (!prop->info)
{
o->glyphs_used[props_index >> 8]--;
if (!o->glyphs_used[props_index >> 8])
{
/* FIXME: cleanup the master tree */
}
}
}
}
EAPI void
evas_object_textgrid_font_get(const Evas_Object *eo_obj, const char **font_name, Evas_Font_Size *font_size)
{
MAGIC_CHECK(eo_obj, Evas_Object, MAGIC_OBJ);
if (font_name) *font_name = "";
if (font_size) *font_size = 0;
return;
MAGIC_CHECK_END();
eo_do((Eo *)eo_obj, evas_obj_textgrid_font_get(font_name, font_size));
}
static void
_font_get(Eo *eo_obj EINA_UNUSED, void *_pd, va_list *list)
{
const char **font_name = va_arg(*list, const char **);
Evas_Font_Size *font_size = va_arg(*list, Evas_Font_Size *);
const Evas_Object_Textgrid *o = _pd;
if (font_name) *font_name = o->cur.font_name;
if (font_size) *font_size = o->cur.font_size;
}
EAPI void
evas_object_textgrid_cell_size_get(const Evas_Object *eo_obj, Evas_Coord *w, Evas_Coord *h)
{
MAGIC_CHECK(eo_obj, Evas_Object, MAGIC_OBJ);
if (w) *w = 0;
if (h) *h = 0;
return;
MAGIC_CHECK_END();
eo_do((Eo *)eo_obj, evas_obj_textgrid_cell_size_get(w, h));
}
static void
_cell_size_get(Eo *eo_obj EINA_UNUSED, void *_pd, va_list *list)
{
int *w = va_arg(*list, int *);
int *h = va_arg(*list, int *);
const Evas_Object_Textgrid *o = _pd;
if (w) *w = o->cur.char_width;
if (h) *h = o->cur.char_height;
}
EAPI void
evas_object_textgrid_palette_set(Evas_Object *eo_obj, Evas_Textgrid_Palette pal, int idx, int r, int g, int b, int a)
{
MAGIC_CHECK(eo_obj, Evas_Object, MAGIC_OBJ);
return;
MAGIC_CHECK_END();
eo_do(eo_obj, evas_obj_textgrid_palette_set(pal, idx, r, g, b, a));
}
static void
_palette_set(Eo *eo_obj, void *_pd, va_list *list)
{
Evas_Textgrid_Palette pal = va_arg(*list, Evas_Textgrid_Palette);
int idx = va_arg(*list, int);
int r = va_arg(*list, int);
int g = va_arg(*list, int);
int b = va_arg(*list, int);
int a = va_arg(*list, int);
Eina_Array *palette;
Evas_Object_Textgrid_Color *color, *c;
int count, i;
if ((idx < 0) || (idx > 255)) return;
Evas_Object_Textgrid *o = _pd;
if (a > 255) a = 255; if (a < 0) a = 0;
if (r > 255) r = 255; if (r < 0) r = 0;
if (g > 255) g = 255; if (g < 0) g = 0;
if (b > 255) b = 255; if (b < 0) b = 0;
if (r > a)
{
r = a;
ERR("Evas only handles pre multiplied colors!");
}
if (g > a)
{
g = a;
ERR("Evas only handles pre multiplied colors!");
}
if (b > a)
{
b = a;
ERR("Evas only handles pre multiplied colors!");
}
switch (pal)
{
case EVAS_TEXTGRID_PALETTE_STANDARD:
palette = &(o->cur.palette_standard);
break;
case EVAS_TEXTGRID_PALETTE_EXTENDED:
palette = &(o->cur.palette_extended);
break;
default:
return;
}
count = eina_array_count(palette);
if (idx < count)
{
color = eina_array_data_get(palette, idx);
if (color->a == a &&
color->r == r &&
color->g == g &&
color->b == b)
return ;
}
else
{
color = malloc(sizeof(Evas_Object_Textgrid_Color));
if (!color) return;
}
color->a = a;
color->r = r;
color->g = g;
color->b = b;
if (idx < count) eina_array_data_set(palette, idx, color);
else if (idx == count) eina_array_push(palette, color);
else
{
for (i = count; i < idx; i++)
{
c = calloc(1, sizeof(Evas_Object_Textgrid_Color));
if (!c)
{
ERR("Evas can not allocate memory");
return;
}
eina_array_push(palette, c);
}
eina_array_push(palette, color);
}
o->changed = 1;
o->pal_change = 1;
evas_object_textgrid_rows_clear(eo_obj);
Evas_Object_Protected_Data *obj = eo_data_get(eo_obj, EVAS_OBJ_CLASS);
evas_object_change(eo_obj, obj);
}
EAPI void
evas_object_textgrid_palette_get(const Evas_Object *eo_obj, Evas_Textgrid_Palette pal, int idx, int *r, int *g, int *b, int *a)
{
MAGIC_CHECK(eo_obj, Evas_Object, MAGIC_OBJ);
if (a) *a = 0;
if (r) *r = 0;
if (g) *g = 0;
if (b) *b = 0;
return;
MAGIC_CHECK_END();
eo_do((Eo *)eo_obj, evas_obj_textgrid_palette_get(pal, idx, r, g, b, a));
}
static void
_palette_get(Eo *eo_obj EINA_UNUSED, void *_pd, va_list *list)
{
Evas_Textgrid_Palette pal = va_arg(*list, Evas_Textgrid_Palette);
int idx = va_arg(*list, int);
int *r = va_arg(*list, int *);
int *g = va_arg(*list, int *);
int *b = va_arg(*list, int *);
int *a = va_arg(*list, int *);
Eina_Array *palette;
Evas_Object_Textgrid_Color *color;
if (idx < 0) return;
const Evas_Object_Textgrid *o = _pd;
switch (pal)
{
case EVAS_TEXTGRID_PALETTE_STANDARD:
palette = &(((Evas_Object_Textgrid *)o)->cur.palette_standard);
break;
case EVAS_TEXTGRID_PALETTE_EXTENDED:
palette = &(((Evas_Object_Textgrid *)o)->cur.palette_extended);
break;
default:
return;
}
if (idx >= (int)eina_array_count(palette)) return;
color = eina_array_data_get(palette, idx);
if (!color) return;
if (a) *a = color->a;
if (r) *r = color->r;
if (g) *g = color->g;
if (b) *b = color->b;
}
EAPI void
evas_object_textgrid_supported_font_styles_set(Evas_Object *eo_obj, Evas_Textgrid_Font_Style styles)
{
MAGIC_CHECK(eo_obj, Evas_Object, MAGIC_OBJ);
return;
MAGIC_CHECK_END();
eo_do(eo_obj, evas_obj_textgrid_supported_font_styles_set(styles));
}
static void
_supported_font_styles_set(Eo *eo_obj, void *_pd, va_list *list)
{
Evas_Textgrid_Font_Style styles = va_arg(*list, Evas_Textgrid_Font_Style);
Evas_Object_Textgrid *o = _pd;
/* FIXME: to do */
if (styles)
{
Evas_Object_Protected_Data *obj = eo_data_get(eo_obj, EVAS_OBJ_CLASS);
o->changed = 1;
evas_object_change(eo_obj, obj);
}
}
EAPI Evas_Textgrid_Font_Style
evas_object_textgrid_supported_font_styles_get(const Evas_Object *eo_obj)
{
MAGIC_CHECK(eo_obj, Evas_Object, MAGIC_OBJ);
return EVAS_TEXTGRID_FONT_STYLE_NORMAL;
MAGIC_CHECK_END();
Evas_Textgrid_Font_Style ret = EVAS_TEXTGRID_FONT_STYLE_NORMAL;
eo_do((Eo *)eo_obj, evas_obj_textgrid_supported_font_styles_get(&ret));
return ret;
}
static void
_supported_font_styles_get(Eo *eo_obj EINA_UNUSED, void *_pd EINA_UNUSED, va_list *list)
{
Evas_Textgrid_Font_Style *ret = va_arg(*list, Evas_Textgrid_Font_Style *);
/* FIXME: to do */
*ret = 0;
}
EAPI void
evas_object_textgrid_cellrow_set(Evas_Object *eo_obj, int y, const Evas_Textgrid_Cell *row)
{
MAGIC_CHECK(eo_obj, Evas_Object, MAGIC_OBJ);
return;
MAGIC_CHECK_END();
eo_do(eo_obj, evas_obj_textgrid_cellrow_set(y, row));
}
static void
_cellrow_set(Eo *eo_obj EINA_UNUSED, void *_pd, va_list *list)
{
int y = va_arg(*list, int);
const Evas_Textgrid_Cell *row = va_arg(*list, const Evas_Textgrid_Cell *);
if (!row) return;
Evas_Object_Textgrid *o = _pd;
if ((y < 0) || (y >= o->cur.h)) return;
}
EAPI Evas_Textgrid_Cell *
evas_object_textgrid_cellrow_get(const Evas_Object *eo_obj, int y)
{
MAGIC_CHECK(eo_obj, Evas_Object, MAGIC_OBJ);
return NULL;
MAGIC_CHECK_END();
Evas_Textgrid_Cell *ret = NULL;
eo_do((Eo *)eo_obj, evas_obj_textgrid_cellrow_get(y, &ret));
return ret;
}
static void
_cellrow_get(Eo *eo_obj EINA_UNUSED, void *_pd, va_list *list)
{
int y = va_arg(*list, int);
Evas_Textgrid_Cell **ret = va_arg(*list, Evas_Textgrid_Cell **);
const Evas_Object_Textgrid *o = _pd;
if ((y < 0) || (y >= o->cur.h)) *ret = NULL;
*ret = o->cur.cells + (y * o->cur.w);
}
EAPI void
evas_object_textgrid_update_add(Evas_Object *eo_obj, int x, int y, int w, int h)
{
MAGIC_CHECK(eo_obj, Evas_Object, MAGIC_OBJ);
return;
MAGIC_CHECK_END();
eo_do(eo_obj, evas_obj_textgrid_update_add(x, y, w, h));
}
static void
_update_add(Eo *eo_obj, void *_pd, va_list *list)
{
int x = va_arg(*list, int);
int y = va_arg(*list, int);
int w = va_arg(*list, int);
int h = va_arg(*list, int);
int i, x2;
Evas_Object_Textgrid *o = _pd;
RECTS_CLIP_TO_RECT(x, y, w, h, 0, 0, o->cur.w, o->cur.h);
if ((w <= 0) || (h <= 0)) return;
x2 = x + w - 1;
for (i = 0; i < h; i++)
{
Evas_Object_Textgrid_Row *r = &(o->cur.rows[y + i]);
if (r->ch1 < 0)
{
evas_object_textgrid_row_clear(o, r);
r->ch1 = x;
r->ch2 = x2;
}
else
{
if (x < r->ch1) r->ch1 = x;
if (x2 > r->ch2) r->ch2 = x2;
}
}
o->row_change = 1;
o->changed = 1;
Evas_Object_Protected_Data *obj = eo_data_get(eo_obj, EVAS_OBJ_CLASS);
evas_object_change(eo_obj, obj);
}
static void
_class_constructor(Eo_Class *klass)
{
const Eo_Op_Func_Description func_desc[] = {
EO_OP_FUNC(EO_BASE_ID(EO_BASE_SUB_ID_CONSTRUCTOR), _constructor),
EO_OP_FUNC(EO_BASE_ID(EO_BASE_SUB_ID_DESTRUCTOR), _destructor),
EO_OP_FUNC(EVAS_OBJ_TEXTGRID_ID(EVAS_OBJ_TEXTGRID_SUB_ID_SIZE_SET), _size_set),
EO_OP_FUNC(EVAS_OBJ_TEXTGRID_ID(EVAS_OBJ_TEXTGRID_SUB_ID_SIZE_GET), _size_get),
EO_OP_FUNC(EVAS_OBJ_TEXTGRID_ID(EVAS_OBJ_TEXTGRID_SUB_ID_FONT_SOURCE_SET), _font_source_set),
EO_OP_FUNC(EVAS_OBJ_TEXTGRID_ID(EVAS_OBJ_TEXTGRID_SUB_ID_FONT_SOURCE_GET), _font_source_get),
EO_OP_FUNC(EVAS_OBJ_TEXTGRID_ID(EVAS_OBJ_TEXTGRID_SUB_ID_FONT_SET), _font_set),
EO_OP_FUNC(EVAS_OBJ_TEXTGRID_ID(EVAS_OBJ_TEXTGRID_SUB_ID_FONT_GET), _font_get),
EO_OP_FUNC(EVAS_OBJ_TEXTGRID_ID(EVAS_OBJ_TEXTGRID_SUB_ID_CELL_SIZE_GET), _cell_size_get),
EO_OP_FUNC(EVAS_OBJ_TEXTGRID_ID(EVAS_OBJ_TEXTGRID_SUB_ID_PALETTE_SET), _palette_set),
EO_OP_FUNC(EVAS_OBJ_TEXTGRID_ID(EVAS_OBJ_TEXTGRID_SUB_ID_PALETTE_GET), _palette_get),
EO_OP_FUNC(EVAS_OBJ_TEXTGRID_ID(EVAS_OBJ_TEXTGRID_SUB_ID_SUPPORTED_FONT_STYLES_SET), _supported_font_styles_set),
EO_OP_FUNC(EVAS_OBJ_TEXTGRID_ID(EVAS_OBJ_TEXTGRID_SUB_ID_SUPPORTED_FONT_STYLES_GET), _supported_font_styles_get),
EO_OP_FUNC(EVAS_OBJ_TEXTGRID_ID(EVAS_OBJ_TEXTGRID_SUB_ID_CELLROW_SET), _cellrow_set),
EO_OP_FUNC(EVAS_OBJ_TEXTGRID_ID(EVAS_OBJ_TEXTGRID_SUB_ID_CELLROW_GET), _cellrow_get),
EO_OP_FUNC(EVAS_OBJ_TEXTGRID_ID(EVAS_OBJ_TEXTGRID_SUB_ID_UPDATE_ADD), _update_add),
EO_OP_FUNC_SENTINEL
};
eo_class_funcs_set(klass, func_desc);
}
static const Eo_Op_Description op_desc[] = {
EO_OP_DESCRIPTION(EVAS_OBJ_TEXTGRID_SUB_ID_SIZE_SET, "Set the size of the textgrid object."),
EO_OP_DESCRIPTION(EVAS_OBJ_TEXTGRID_SUB_ID_SIZE_GET, "Get the size of the textgrid object."),
EO_OP_DESCRIPTION(EVAS_OBJ_TEXTGRID_SUB_ID_FONT_SOURCE_SET, "Set the font (source) file to be used on a given textgrid object."),
EO_OP_DESCRIPTION(EVAS_OBJ_TEXTGRID_SUB_ID_FONT_SOURCE_GET, "Get the font file's path which is being used on a given textgrid object."),
EO_OP_DESCRIPTION(EVAS_OBJ_TEXTGRID_SUB_ID_FONT_SET, "Set the font family and size on a given textgrid object."),
EO_OP_DESCRIPTION(EVAS_OBJ_TEXTGRID_SUB_ID_FONT_GET, "Retrieve the font family and size in use on a given textgrid object."),
EO_OP_DESCRIPTION(EVAS_OBJ_TEXTGRID_SUB_ID_CELL_SIZE_GET, "Retrieve the size of a cell of the given textgrid object in pixels."),
EO_OP_DESCRIPTION(EVAS_OBJ_TEXTGRID_SUB_ID_PALETTE_SET, "The set color to the given palette at the given index of the given textgrid object."),
EO_OP_DESCRIPTION(EVAS_OBJ_TEXTGRID_SUB_ID_PALETTE_GET, "The retrieve color to the given palette at the given index of the given textgrid object."),
EO_OP_DESCRIPTION(EVAS_OBJ_TEXTGRID_SUB_ID_SUPPORTED_FONT_STYLES_SET, "Set the supported font styles."),
EO_OP_DESCRIPTION(EVAS_OBJ_TEXTGRID_SUB_ID_SUPPORTED_FONT_STYLES_GET, "Get the supported font styles."),
EO_OP_DESCRIPTION(EVAS_OBJ_TEXTGRID_SUB_ID_CELLROW_SET, "Set the string at the given row of the given textgrid object."),
EO_OP_DESCRIPTION(EVAS_OBJ_TEXTGRID_SUB_ID_CELLROW_GET, "Get the string at the given row of the given textgrid object."),
EO_OP_DESCRIPTION(EVAS_OBJ_TEXTGRID_SUB_ID_UPDATE_ADD, "Indicate for evas that part of a textgrid region (cells) has been updated."),
EO_OP_DESCRIPTION_SENTINEL
};
static const Eo_Class_Description class_desc = {
EO_VERSION,
"evas_object_textgrid",
EO_CLASS_TYPE_REGULAR,
EO_CLASS_DESCRIPTION_OPS(&EVAS_OBJ_TEXTGRID_BASE_ID, op_desc, EVAS_OBJ_TEXTGRID_SUB_ID_LAST),
NULL,
sizeof(Evas_Object_Textgrid),
_class_constructor,
NULL
};
EO_DEFINE_CLASS(evas_object_textgrid_class_get, &class_desc, EVAS_OBJ_CLASS, NULL);